CN114454097A - Sheet metal part manufacturing device and manufacturing process thereof - Google Patents
Sheet metal part manufacturing device and manufacturing process thereof Download PDFInfo
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- CN114454097A CN114454097A CN202210091754.7A CN202210091754A CN114454097A CN 114454097 A CN114454097 A CN 114454097A CN 202210091754 A CN202210091754 A CN 202210091754A CN 114454097 A CN114454097 A CN 114454097A
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- sheet metal
- conveyor belt
- metal part
- sand blasting
- conveying
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- 229910052751 metal Inorganic materials 0.000 title claims abstract description 233
- 239000002184 metal Substances 0.000 title claims abstract description 233
- 238000004519 manufacturing process Methods 0.000 title claims description 28
- 238000005488 sandblasting Methods 0.000 claims abstract description 69
- 239000007921 spray Substances 0.000 claims abstract description 36
- 239000004576 sand Substances 0.000 claims abstract description 19
- 238000002360 preparation method Methods 0.000 claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims abstract description 17
- 238000007514 turning Methods 0.000 claims abstract description 10
- 238000005422 blasting Methods 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims description 28
- 230000007306 turnover Effects 0.000 claims description 19
- 238000003466 welding Methods 0.000 claims description 16
- 238000005452 bending Methods 0.000 claims description 8
- 239000002994 raw material Substances 0.000 claims description 7
- 238000005520 cutting process Methods 0.000 claims description 6
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- 238000012545 processing Methods 0.000 claims description 5
- 238000004080 punching Methods 0.000 claims description 4
- 238000005498 polishing Methods 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 3
- 238000004381 surface treatment Methods 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 2
- 238000003754 machining Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 14
- 238000000034 method Methods 0.000 abstract description 12
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- 238000010586 diagram Methods 0.000 description 3
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Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C1/00—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods
- B24C1/08—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods for polishing surfaces, e.g. smoothing a surface by making use of liquid-borne abrasives
- B24C1/086—Descaling; Removing coating films
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C3/00—Abrasive blasting machines or devices; Plants
- B24C3/08—Abrasive blasting machines or devices; Plants essentially adapted for abrasive blasting of travelling stock or travelling workpieces
- B24C3/083—Transfer or feeding devices; Accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C3/00—Abrasive blasting machines or devices; Plants
- B24C3/08—Abrasive blasting machines or devices; Plants essentially adapted for abrasive blasting of travelling stock or travelling workpieces
- B24C3/10—Abrasive blasting machines or devices; Plants essentially adapted for abrasive blasting of travelling stock or travelling workpieces for treating external surfaces
- B24C3/12—Apparatus using nozzles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C5/00—Devices or accessories for generating abrasive blasts
- B24C5/02—Blast guns, e.g. for generating high velocity abrasive fluid jets for cutting materials
- B24C5/04—Nozzles therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C9/00—Appurtenances of abrasive blasting machines or devices, e.g. working chambers, arrangements for handling used abrasive material
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Belt Conveyors (AREA)
Abstract
The application relates to the field of sheet metal processes, in particular to a sheet metal part preparation device and a preparation process thereof, wherein the sheet metal part preparation device comprises a sand blasting cavity, a first conveying belt, a second conveying belt and a sand blasting mechanism; the first conveyor belt is used for conveying the sheet metal part to an inner cavity of the sand blasting cavity; the second conveyor belt is used for conveying the sheet metal parts falling from the first conveyor belt out of the side wall of the sand blasting cavity; the first conveyor belt and the second conveyor belt are distributed in parallel up and down, and an overturning gap for the sheet metal part to fall and overturn is reserved between the first conveyor belt and the second conveyor belt; the sand blasting mechanism comprises a plurality of spray guns for blasting sand to the sheet metal part; the spray gun is arranged in the inner cavity of the sand blasting cavity; the plurality of spray guns are arranged along the length direction of the first conveyor belt or the second conveyor belt; the nozzles of the partial lances above the second conveyor belt are inclined towards the turning gap. This application has the effect that improves the sandblast efficiency of sheet metal component positive and negative.
Description
Technical Field
The application relates to the field of sheet metal processes, in particular to a sheet metal part preparation device and a sheet metal part preparation process.
Background
The metal plate is a processing technology and is characterized in that the thickness of the same part is consistent. The metal plate has the characteristics of light weight, high strength, conductivity, low cost, good large-scale mass production performance and the like, and is widely applied to the fields of electronic appliances, communication, automobile industry, medical appliances and the like.
The related technology discloses a manufacturing process of a sheet metal part, which comprises the steps of punching and bending a cut steel plate. Then put into full-automatic sand blasting machine with the semi-manufactured goods sheet metal component after bending, get rid of sheet metal component surface impurity and oxide layer, make sheet metal component surface coarsening, increase the adhesive force between sheet metal component and the coating. And spraying paint on the surface of the sheet metal part and drying to finish the processing of the sheet metal part.
Full-automatic sand blasting machine mainly includes sandblast chamber, conveyer belt and sandblast mechanism, and the conveyer belt runs through sandblast chamber, and the conveyer belt is used for carrying the sheet metal component through sandblast chamber's inner chamber, and sandblast mechanism has a plurality of spray guns that are used for the sandblast and is used for driving the spray gun at sandblast intracavity wobbling swing subassembly, and a plurality of spray guns arrange the setting along the direction of delivery of conveyer belt. After the conveying belt conveys the sheet metal part to the sand blasting cavity, the sand blasting effect on the surface of the sheet metal part is realized through the swinging spray gun.
When the front and the back of the sheet metal part need to be subjected to sand blasting, the front sand blasting of the sheet metal part needs to be completed, the sheet metal part subjected to the front sand blasting is conveyed to the discharge end by the conveying belt, an operator turns over the sheet metal part again, the sheet metal part after turning is placed at the feed end of the conveying belt, the sand blasting operation on the back of the sheet metal part can be performed, and the efficiency of the front and the back sand blasting of the sheet metal part is to be improved.
Disclosure of Invention
In order to improve the sand blasting efficiency of the front and back of the sheet metal part, the application provides a sheet metal part manufacturing device and a manufacturing process thereof.
In a first aspect, the application provides a sheet metal part preparation device, which adopts the following technical scheme:
a sheet metal part manufacturing device comprises a sand blasting cavity, a first conveying belt, a second conveying belt and a sand blasting mechanism; the first conveyor belt is used for conveying the sheet metal part to the inner cavity of the sand blasting cavity; the second conveyor belt is used for conveying the sheet metal parts falling from the first conveyor belt out of the side wall of the sand blasting cavity; the first conveyor belt and the second conveyor belt are distributed in parallel up and down, and an overturning gap for the sheet metal part to fall and overturn is reserved between the first conveyor belt and the second conveyor belt;
the sand blasting mechanism comprises a plurality of spray guns for blasting sand to the sheet metal part; the spray gun is arranged in the inner cavity of the sand blasting cavity; the plurality of spray guns are arranged along the length direction of the first conveyor belt or the second conveyor belt; the spray nozzles of the spray guns are inclined toward the turning gap in the part above the second conveyor belt.
Through adopting above-mentioned technical scheme, when needs carry out the sandblast operation to the sheet metal component, start first conveyer belt, second conveyer belt and sandblast mechanism earlier, then operating personnel places the sheet metal component in the defeated material surface of first conveyer belt, and along with the transport of first conveyer belt, the inner chamber to the sandblast chamber is spread into to the sheet metal component that the spray gun was defeated the material surface to first conveyer belt sandblast. Treat when the sheet metal component circulation arrives the discharge end of first conveyer belt, the sheet metal component part will unsettled slope, the spray gun of second conveyer belt top carries out the sandblast to the part of the unsettled slope of sheet metal component, the part that will force the unsettled slope of sheet metal component is close to the defeated material surface of first conveyer belt, thereby force the sheet metal component upset between first conveyer belt and second conveyer belt, the sheet metal component behind the upset face lasts the sandblast along with the transport of second conveyer belt and spray gun, realize the effect of sheet metal component positive and negative sandblast. Compare in the tradition and need the artifical way of assisting the turn-over, through the transport of first conveyer belt, second conveyer belt and the jetting of spray gun, realize the effect of sheet metal component at the automatic turn-over of sandblast intracavity, reduce the step of artifical manual turn-over, shorten the sandblast time of sheet metal component positive and negative to improve the sandblast efficiency of sheet metal component positive and negative.
Optionally, the sheet metal part turnover device further comprises a third conveyor belt and a supporting plate for forcing the sheet metal part to turn over; the third conveyor belt is obliquely arranged in the inner cavity of the sand blasting cavity, and the feeding end of the third conveyor belt is positioned above the discharging end of the third conveyor belt; the discharge end of the third conveyor belt is positioned in the overturning gap; a channel for sheet metal parts to pass through is reserved between the first conveyor belt and the third conveyor belt, and the conveying direction of the first conveyor belt is opposite to the conveying direction of the third conveyor belt; a channel for sheet metal parts to pass through is also reserved between the second conveyor belt and the third conveyor belt; the bearing plate is arranged in the sand blasting cavity; the supporting plate is used for supporting sheet metal parts falling from the third conveying belt; the surface of the bearing plate is provided with a limiting block; the limiting block is used for limiting the sheet metal part on the surface of the supporting plate to slide out of the supporting plate; the second conveying belt is used for conveying the sheet metal parts on the surface of the bearing plate out of the inner cavity of the sand blasting cavity.
Through adopting above-mentioned technical scheme, along with the transport of first conveyer belt, the sheet metal component removes the discharge end to first conveyer belt gradually. When the sheet metal part flows to the discharge end of the first conveying belt, the sheet metal part is suspended and inclined, the sheet metal part is forced to abut against the conveying surface of the third conveying belt by continuous conveying of the first conveying belt, the sheet metal part abutting against the surface of the third conveying belt moves along with the conveying direction of the third conveying belt, and the sheet metal part is separated from the first conveying belt and is poured onto the conveying surface of the third conveying belt. Along with the conveying of third conveyer belt, the sheet metal component part will support in the surface of bearing board and the surface of third conveyer belt discharge end, and then the sheet metal component supports in the partial surface slip of bearing board at the surface of bearing board, and the sheet metal component will fall to the surface of bearing board, accomplishes the effect of sheet metal component at the sandblast intracavity turn-over. Along with the continuous transport of second conveyer belt, the sheet metal component that is located the bearing plate surface will be dragged and remove to the defeated material surface of second conveyer belt by the second conveyer belt, and the second conveyer belt carries the sheet metal component outside the lateral wall in sandblast chamber to in-process at the sheet metal component is carried to the second conveyer belt, the spray gun carries out the sandblast operation to the sheet metal component on second conveyer belt surface, accomplishes the operation of sheet metal component positive and negative sandblast. Through third conveyer belt and bearing board, improve the stability of sheet metal component at the upset of sandblast intracavity, make the sheet metal component homoenergetic of different models overturn at the sandblast intracavity simultaneously, improve the adaptability that this preparation facilities adapted different model sheet metal components.
Optionally, an arc transition is arranged between the limiting block and the bearing plate; the circular arc transition is provided with a concave surface for the sheet metal part to abut against.
Through adopting above-mentioned technical scheme, when the sheet metal component emptys the surface to the bearing board, through the guide of concave surface, the sheet metal component is in empting the back, and the sheet metal component will slide one section distance to the second conveyer belt, increases the sheet metal component on bearing board surface and the defeated material surperficial area of contact of second conveyer belt to improve the efficiency that the second conveyer belt drove the sheet metal component and breaks away from the bearing board.
Optionally, a through hole is formed in the surface of the supporting plate in a penetrating manner.
Through adopting above-mentioned technical scheme, the introduction of through-hole for the spray gun when the sandblast, sand grain can pass through the through-hole, reduces the risk that holds the layer board surface and pile up sand grain, thereby reduces the sand grain and hinders the gliding risk of sheet metal component on the layer board surface.
Optionally, the through holes extend along the length direction of the second conveyor belt; the limiting block is connected to the surface of the bearing plate in a sliding manner along the length direction of the through hole; the limiting block is in threaded connection with a limiting bolt penetrating through the through hole; the limiting bolt is used for fixing the sliding position of the limiting block relative to the bearing plate.
Through adopting above-mentioned technical scheme, the effect of dismantling the connection between stopper and the bearing board not only is realized to the introduction of spacing bolt, the installation between stopper and the bearing board of being convenient for to and follow-up maintenance to the stopper. Meanwhile, the position of the limiting block relative to the bearing plate can be changed conveniently, so that the bearing plate and the limiting block are suitable for sheet metal parts of different models.
Optionally, a plurality of pushing blocks are arranged on the conveying surface of the third conveying belt, and the pushing blocks are used for the sheet metal parts to abut against; and the pushing blocks are arranged at intervals along the length direction of the third conveying belt.
Through adopting above-mentioned technical scheme, when the sheet metal component dropped to the defeated material surface of third conveyer belt from first conveyer belt, along with the continuous transport of third conveyer belt, the ejector pad will promote the sheet metal component to the discharge end of third conveyer belt, reduces the sliding friction between sheet metal component and the third conveyer belt, improves the efficiency of sheet metal component at the intracavity turn-over of sandblast.
Optionally, a plurality of lifting blocks are arranged on the conveying surface of the second conveyor belt; the lifting block is used for the sheet metal part to abut against; the plurality of lifting blocks are arranged at intervals along the conveying surface of the second conveying belt.
Through adopting above-mentioned technical scheme, the introduction of lifting piece, when the second conveyer belt continuously carried the operation, the lifting piece will be located the sheet metal component lifting on bearing plate surface, reduces the area of contact of sheet metal component and bearing plate, improves the efficiency that the second conveyer belt dragged the sheet metal component that is located the bearing plate surface to improve the sandblast efficiency of sheet metal component positive and negative.
Optionally, the lifting block has elasticity.
Through adopting above-mentioned technical scheme, when the sheet metal component that the lifting piece will be located the bearing board surface lifts, lifting piece elastic deformation increases the area of contact of lifting piece and sheet metal component to further improve the efficiency that the second conveyer belt drags the sheet metal component that is located the bearing board surface, and then further improve the sandblast efficiency of sheet metal component positive and negative.
Optionally, a plurality of material blocks are arranged on the conveying surface of the first conveyor belt and are used for sheet metal parts to abut against; the material blocks are arranged at intervals along the length direction of the first conveyor belt; and a placing gap for placing the sheet metal part is reserved between the adjacent material blocks.
Through adopting above-mentioned technical scheme, through polylith material piece and placing the clearance, the operating personnel of being convenient for places a plurality of sheet metal components in the surface of first conveyer belt in an orderly manner, reduces the risk that adjacent sheet metal component mutual interference leads to the sheet metal component turn-over failure simultaneously.
In a second aspect, the preparation process of the sheet metal part provided by the application adopts the following technical scheme:
a sheet metal part manufacturing process comprises the following steps:
processing raw materials, namely cutting a raw material metal plate into a set shape;
performing sheet metal machining, namely performing punching and bending operation on the cut and formed metal plate by using a punch press and a bending machine;
welding and forming, namely welding and forming the sheet metal parts, and then removing welding spatters, polishing and shaping;
and (3) performing surface treatment, namely performing sand blasting on the front side and the back side of the sheet metal part by using the sheet metal part preparation device.
Through adopting above-mentioned technical scheme, sheet metal component is behind the weld forming, through the process of sandblast, reduces the sheet metal component coarse surface's that leads to in the welding process risk, realizes the effect of sheet metal component surface finish grinding, improves the roughness on sheet metal component surface, and sheet metal component preparation facilities improves the sandblast efficiency of sheet metal component positive and negative simultaneously to improve the production efficiency of sheet metal component.
In summary, the present application includes at least one of the following beneficial technical effects:
compared with the traditional method of manually carrying out auxiliary turn-over, the automatic turn-over effect of the sheet metal part in the sand blasting cavity is realized by conveying the first conveying belt and the second conveying belt and jetting the spray gun, so that the steps of manual turn-over are reduced, the sand blasting time of the front and back surfaces of the sheet metal part is shortened, and the sand blasting efficiency of the front and back surfaces of the sheet metal part is improved;
through the third conveying belt and the supporting plate, the stability of the sheet metal part in the sand blasting cavity is improved, sheet metal parts of different types can be turned in the sand blasting cavity, and the adaptability of the preparation device to sheet metal parts of different types is improved;
sheet metal component is behind weld forming, through the process of sandblast, reduces the sheet metal component rough surface's that leads to in the welding process risk, realizes the effect of sheet metal component surface finish grinding, improves the roughness on sheet metal component surface, and sheet metal component preparation facilities improves the sandblast efficiency of sheet metal component positive and negative simultaneously to improve the production efficiency of sheet metal component.
Drawings
Fig. 1 is a schematic view of the overall structure of a sheet metal part manufacturing device.
Fig. 2 is a schematic position diagram of a third conveyor belt for showing a sheet metal part manufacturing apparatus.
Fig. 3 is a schematic view for showing a state that a sheet metal part manufacturing apparatus turns over a sheet metal part.
Fig. 4 is a schematic position diagram for showing a reversing motor of the sheet metal part manufacturing apparatus.
Fig. 5 is an enlarged view of a portion a of fig. 2.
Fig. 6 is a process flow diagram of a sheet metal part manufacturing process.
Description of reference numerals: 1. a sand blasting cavity; 12. a dust cover; 13. a sand storage box; 14. a cyclone separator; 15. a sand storage box; 16. compressing the air bag; 2. a first conveyor belt; 21. a frame; 22. rotating the roller; 23. a drive motor; 24. a rubber mesh belt; 25. a material block; 26. placing the gap; 3. a second conveyor belt; 31. lifting the block; 4. a third conveyor belt; 41. a conveying roller; 42. a turn-over motor; 43. a plastic mesh belt; 44. a push block; 5. a support plate; 51. a through hole; 6. a sand blasting mechanism; 61. a spray gun; 62. a rocking assembly; 7. turning over the gap; 8. a limiting block; 81. arc transition; 82. a concave surface; 9. and a limiting bolt.
Detailed Description
The present application is described in further detail below with reference to figures 1-6.
The full-automatic sand blasting machine mainly comprises a sand blasting cavity, a conveying belt and a sand blasting mechanism, wherein the sand blasting mechanism is provided with a plurality of spray guns for blasting sand and a swinging assembly for driving the spray guns to swing in the sand blasting cavity. After the conveying belt conveys the sheet metal parts to the sand blasting cavity, the sand blasting effect on the surface of the sheet metal parts is achieved through the swinging spray gun, sand blasting on the front and back sides of the sheet metal parts is needed, and manual turning is needed.
The embodiment of the application discloses sheet metal component preparation facilities for realize the effect of the automatic sandblast of sheet metal component positive and negative, improve the sandblast efficiency of sheet metal component positive and negative.
Referring to fig. 1 and 2, a sheet metal component preparation facilities includes sandblast chamber 1, first conveyer belt 2, second conveyer belt 3, third conveyer belt 4, bearing board 5 and sandblast mechanism 6, first conveyer belt 2 is used for carrying the sheet metal component to the inner chamber in sandblast chamber 1, third conveyer belt 4 is used for forcing the sheet metal component to overturn in sandblast chamber 1, bearing board 5 is used for bearing the sheet metal component behind the turn-over, second conveyer belt 3 is used for carrying the sheet metal component on bearing board 5 surface out of the inner chamber in sandblast chamber 1. The sand blasting mechanism 6 performs sand blasting on the sheet metal parts positioned on the conveying surfaces of the first conveying belt 2 and the second conveying belt 3, so that the sand blasting effect on the front and back surfaces of the sheet metal parts is realized.
Referring to fig. 1, specifically, dust covers 12 are welded and fixed to the side walls of the blasting chamber 1 facing away from each other, and the first conveyor belt 2 and the second conveyor belt 3 both pass through the dust covers 12. The top of the sand blasting cavity 1 is connected with a sand storage box 13 connected with the sand blasting mechanism 6 through bolts, the top of the sand storage box 13 is connected with a cyclone separator 14 through bolts, and the cyclone separator 14 is communicated and fixed with a set of sand blasting machine dust collectors. The cyclone 14 automatically recovers sand for recycling and effectively separates the sand from dust, reducing abrasive loss. The sand storage box 15 is integrally formed at the bottom of the sand blasting cavity 1, the sand storage box 15 is communicated with the inner cavity of the sand blasting cavity 1, and the sand storage box 15 is communicated with the cyclone separator 14 through a sand return pipeline, so that the cyclic utilization of sand materials is realized.
Referring to fig. 3, the first conveyor belt 2 and the second conveyor belt 3 are arranged in an up-and-down parallel manner, and a turning gap 7 for falling and turning of the sheet metal part is reserved between the first conveyor belt 2 and the second conveyor belt 3. The first conveyor belt 2 and the second conveyor belt 3 have similar structures and the same conveying direction, and taking the structure of the first conveyor belt 2 as an example, the structure of the second conveyor belt 3 can be obtained by the same method.
Referring to fig. 1, the first conveyor belt 2 includes a frame 21, two rotating rollers 22, a driving motor 23 bolted to the outer wall of the sand blasting chamber 1, and a rubber mesh belt 24 wound around the two rotating rollers 22, and the frame 21 is welded and fixed to the outer side wall of the sand blasting chamber 1. Two rotating rollers 22 are arranged in parallel, one rotating roller is connected to the inner wall of the sand blasting cavity 1, and the other rotating roller is connected to the frame 21. The driving motor 23 is fixed to the frame 21 by bolts, and a rotating shaft coupling of the driving motor 23 is connected to the rotating roller 22 on the frame 21. The plastic conveying belt is used for placing sheet metal parts. The frame 21 of the second conveyor belt 3 and the frame 21 of the first conveyor belt 2 are respectively positioned on the side walls of the blast chamber 1 which are far away from each other.
Referring to fig. 1 and 3, a plurality of material blocks 25 are fixedly bonded to the conveying surface of the rubber mesh belt 24 of the first conveyor belt 2, the plurality of material blocks 25 are used for sheet metal parts to abut against, the material blocks 25 extend along the width direction of the first conveyor belt 2, and the cross section of each material block 25 is semicircular. The plurality of material blocks 25 are arranged at intervals along the length direction of the first conveyor belt 2, and a placing gap 26 for placing sheet metal parts is reserved between the adjacent material blocks 25. And the defeated material surface bonding of the rubber guipure 24 of second conveyer belt 3 is fixed with polylith lifting piece 31, and lifting piece 31 extends the setting along the width direction of second conveyer belt 3, and lifting piece 31 has elasticity, and the material of lifting piece 31 adopts rubber to make, and polylith lifting piece 31 arranges the setting along the length direction interval of second conveyer belt 3.
Referring to fig. 3 and 4, the third conveyor belt 4 includes two conveying rollers 41 rotatably connected to the inner wall of the sand blasting chamber 1, a turn-over motor 42 bolted to the outer wall of the sand blasting chamber 1, and a plastic mesh belt 43 wound around the two conveying rollers 41, wherein the two conveying rollers 41 and the plastic mesh belt 43 are obliquely arranged in the sand blasting chamber 1, so that the discharge end of the third conveyor belt 4 is located below the feed end of the third conveyor belt 4, and the discharge end of the third conveyor belt 4 is located in the turn-over gap 7. A channel for sheet metal parts to pass through is reserved between the first conveyor belt 2 and the third conveyor belt 4, the conveying direction of the first conveyor belt 2 is opposite to the conveying direction of the third conveyor belt 4, and a channel for sheet metal parts to pass through is also reserved between the second conveyor belt 3 and the third conveyor belt 4. The turn-over motor 42 is coupled to the feed roller 41. A plurality of pushing blocks 44 are fixedly bonded on the conveying surface of the plastic mesh belt 43, and the pushing blocks 44 are used for the sheet metal frame to abut against. The pushing blocks 44 extend along the width direction of the third conveyor belt 4, and the pushing blocks 44 are arranged at intervals along the length direction of the third conveyor belt 4.
Referring to fig. 3 and 5, the support plate 5 is provided to extend in the width direction of the first conveyor belt 2 or the second conveyor belt 3. The two sides of the bearing plate 5 which are far away from each other are connected with the side wall of the sand blasting cavity 1 through bolts. A plurality of through-holes 51 have been seted up in the surface run-through of bearing board 5, and a plurality of through-holes 51 arrange the setting along the width direction interval of second conveyer belt 3, and through-hole 51 extends the setting along the length direction of second conveyer belt 3.
Referring to fig. 3 and 5, a limiting block 8 is disposed on the surface of the supporting plate 5, and the limiting block 8 is slidably connected to the surface of the supporting plate 5 along the length direction of the through hole 51. The limiting block 8 is in threaded connection with a limiting bolt 9 penetrating through the through hole 51, and the limiting bolt 9 is used for fixing the sliding position of the limiting block 8 relative to the bearing plate 5. Stopper 8 extends the setting along the width direction of first conveyer belt 2 or second conveyer belt 3, and outside stopper 8 was used for the restriction to be located the sheet metal component roll-off bearing board 5 on bearing board 5 surface, stopper 8 was provided with circular arc transition 81 towards one side of second conveyer belt 3 for be formed with concave surface 82 between stopper 8 and the bearing board 5, concave surface 82 supplied the sheet metal component butt. Design concave surface 82's aim at, when the sheet metal component emptys the surface to bearing board 5, through concave surface 82's guide, the sheet metal component is in the back of empting, and the sheet metal component will slide one section distance to second conveyer belt 3, increases the sheet metal component on bearing board 5 surface and the defeated material surperficial area of contact of second conveyer belt 3, improves the efficiency that second conveyer belt 3 drove the sheet metal component and breaks away from bearing board 5.
Referring to fig. 4 and 5, the blasting mechanism 6 includes a plurality of spray guns 61 and a swing assembly 62 for driving the plurality of spray guns 61 to swing back and forth in the blasting chamber 1, wherein the plurality of spray guns 61 are all connected to the sand storage tank 13 and the compressed air bag 16 bolted to the top of the blasting chamber 1, and the spray guns 61 are located above the first conveyor belt 2. A plurality of spray guns 61 are arranged along the length direction interval of first conveyer belt 2 or second conveyer belt 3 and are set up, and spray gun 61 is used for to the sheet metal component sandblast, and the spray gun 61 rifle body adopts the aluminum alloy to make, joins in marriage high-quality wear-resisting boron carbide nozzle, and jet distance, angle and position can be regulated and control according to the product sandblast requirement. The swinging assembly 62 is a swinging device known in the art of automatic sand blasting machines, and a person skilled in the art can refer to an operation manual and a related machine manual of the automatic sand blasting machine to know the structure of the swinging assembly 62, which is not described in detail in this embodiment.
Referring to fig. 5, it should be noted that the nozzles of the lances 61 in the portion above the second conveyor belt 3 are inclined towards the turning gap 7 to increase the speed at which the sheet metal parts are dumped onto the delivery surface of the third conveyor belt 4.
The implementation principle of the sheet metal part preparation device in the embodiment of the application is as follows: when carrying out the sandblast operation of sheet metal component, start driving motor 23, turn-over motor 42 and sandblast mechanism 6, along with the transport of first conveyer belt 2, the sheet metal component gradually moves to the discharge end of first conveyer belt 2, and the sandblast operation is carried out to the front of sheet metal component to spray gun 61.
Treat when the sheet metal component circulation arrives the discharge end of first conveyer belt 2, the sheet metal component part will unsettled slope, the continuous transport of first conveyer belt 2 will force the sheet metal component to support in the defeated material surface of third conveyer belt 4, along with the continuous transport of third conveyer belt 4, the sheet metal component that supports in third conveyer belt 4 surface will follow the direction of delivery removal of third conveyer belt 4, the sheet metal component sandblast of the partial nozzle of second conveyer belt 3 top to the tilt state, the sheet metal component breaks away from first conveyer belt 2 and emptys the defeated material surface of third conveyer belt 4.
Along with the conveying of third conveyer belt 4, the sheet metal component part will support in the surface of bearing board 5 and the surface of the 4 discharge ends of third conveyer belt, makes the sheet metal component stride between bearing board 5 and third conveyer belt 4, and the continuous rotation of third conveyer belt 4, the sheet metal component supports in the surface of bearing board 5 part slide on the surface of bearing board 5, and the sheet metal component will fall to the surface of bearing board 5, accomplishes the effect of sheet metal component turn-ups in sandblast chamber 1.
Along with the rotation of second conveyer belt 3, the lifting piece 31 will be located 5 surperficial sheet metal component lifts of bearing board and remove to the defeated material surface of second conveyer belt 3, and outside the lateral wall of sandblast chamber 1 was carried with the sheet metal component to second conveyer belt 3 carried the in-process of sheet metal component, spray gun 61 carried out the sandblast operation to the sheet metal component on second conveyer belt 3 surface, accomplished the operation of sheet metal component positive and negative sandblast.
The embodiment also discloses a manufacturing process of the sheet metal part.
Referring to fig. 6, a manufacturing process of a sheet metal part includes the following steps:
s1: raw material treatment: a. and (5) raw material purchasing. b. Cutting a raw material metal plate, performing laser numerical control cutting, plasma numerical control cutting, oxyacetylene flame numerical control cutting, sawing, shearing by a shearing machine, and shearing and forming the metal plate into a set shape.
S2: sheet metal processing: a. and (4) punching the cut steel plate by using a punch press and a numerical control punch press. b. And bending and profiling the punched steel plate by using a bending machine. c. And (5) drilling and molding the bent and pressed sheet metal part by using a vice bed.
S3: welding and forming: a. and (3) spot welding the sheet metal part by using a spot welding machine, welding and forming, and then performing carbon dioxide gas shielded welding, metal core MAG mixed gas shielded welding, argon arc welding and forming. b. Removing welding spatter, polishing and shaping.
S4: surface treatment: a. the front side and the back side of the sheet metal part are subjected to sand blasting by the sheet metal part manufacturing device, and descaling is performed for pretreatment. b. And carrying out electrophoresis process on the pretreated sheet metal part. c. And paint spraying is carried out on the surface of the sheet metal part. d. And transferring the sheet metal part to a paint drying room for drying.
S5: assembling and forming: a. returning threads, beating silica gel, and assembling and molding.
S6: and (7) warehousing and packaging.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. The utility model provides a sheet metal component preparation facilities which characterized in that: comprises a sand blasting cavity (1), a first conveyor belt (2), a second conveyor belt (3) and a sand blasting mechanism (6); the first conveyor belt (2) is used for conveying sheet metal parts to an inner cavity of the sand blasting cavity (1); the second conveyor belt (3) is used for conveying the sheet metal parts falling from the first conveyor belt (2) out of the side wall of the sand blasting cavity (1); the first conveyor belt (2) and the second conveyor belt (3) are distributed in parallel up and down, and a turning gap (7) for the sheet metal part to fall and turn is reserved between the first conveyor belt (2) and the second conveyor belt (3);
the sand blasting mechanism (6) comprises a plurality of spray guns (61) for blasting sand to the sheet metal parts; the spray gun (61) is arranged in the inner cavity of the sand blasting cavity (1); the spray guns (61) are arranged along the length direction of the first conveyor belt (2) or the second conveyor belt (3); the part of the spray guns (61) above the second conveyor belt (3) have their nozzles inclined towards the turning gap (7).
2. The sheet metal part production apparatus according to claim 1, wherein: the sheet metal part turnover device also comprises a third conveyor belt (4) and a supporting plate (5) which force the sheet metal part to turn over; the third conveyor belt (4) is obliquely arranged in the inner cavity of the sand blasting cavity (1), and the feeding end of the third conveyor belt (4) is positioned above the discharging end of the third conveyor belt (4); the discharge end of the third conveyor belt (4) is positioned in the overturning gap (7); a channel for sheet metal parts to pass through is reserved between the first conveyor belt (2) and the third conveyor belt (4), and the conveying direction of the first conveyor belt (2) is opposite to that of the third conveyor belt (4); a channel for sheet metal parts to pass through is also reserved between the second conveyor belt (3) and the third conveyor belt (4); the bearing plate (5) is arranged in the sand blasting cavity (1); the supporting plate (5) is used for supporting sheet metal parts falling from the third conveyor belt (4); the surface of the bearing plate (5) is provided with a limiting block (8); the limiting block (8) is used for limiting the sheet metal part positioned on the surface of the bearing plate (5) to slide out of the bearing plate (5); the second conveying belt (3) is used for conveying the sheet metal parts on the surface of the bearing plate (5) out of the inner cavity of the sand blasting cavity (1).
3. The sheet metal part production apparatus according to claim 2, wherein: an arc transition (81) is arranged between the limiting block (8) and the bearing plate (5); the arc transition (81) is provided with a concave surface (82) for the sheet metal part to abut against.
4. The sheet metal part production apparatus according to claim 2, wherein: the surface of the bearing plate (5) is provided with a through hole (51) in a penetrating way.
5. The sheet metal part production apparatus according to claim 4, wherein: the through holes (51) extend along the length direction of the second conveyor belt (3); the limiting block (8) is connected to the surface of the bearing plate (5) in a sliding manner along the length direction of the through hole (51); the limiting block (8) is in threaded connection with a limiting bolt (9) penetrating through the through hole (51); the limiting bolt (9) is used for fixing the sliding position of the limiting block (8) relative to the bearing plate (5).
6. The sheet metal part production apparatus according to claim 2, wherein: a plurality of push blocks (44) are arranged on the conveying surface of the third conveying belt (4), and the push blocks (44) are used for the sheet metal frame to abut against; the pushing blocks (44) are arranged at intervals along the length direction of the third conveyor belt (4).
7. The sheet metal part production apparatus according to claim 2, wherein: a plurality of lifting blocks (31) are arranged on the conveying surface of the second conveyor belt (3); the lifting block (31) is used for abutting the sheet metal part; the plurality of lifting blocks (31) are arranged at intervals along the conveying surface of the second conveyor belt (3).
8. The sheet metal part production apparatus according to claim 7, wherein: the lifting block (31) has elasticity.
9. The sheet metal part production apparatus according to claim 1, wherein: a plurality of material blocks (25) are arranged on the conveying surface of the first conveying belt (2), and the material blocks (25) are used for sheet metal parts to abut against; the material blocks (25) are arranged at intervals along the length direction of the first conveyor belt (2); and a placing gap (26) for placing the sheet metal parts is reserved between the adjacent material blocks (25).
10. The preparation process of the sheet metal part is characterized by comprising the following steps of:
processing raw materials, namely cutting a raw material metal plate into a set shape;
performing sheet metal machining, namely performing punching and bending operation on the cut and formed metal plate by using a punch press and a bending machine;
welding and forming, namely welding and forming the sheet metal parts, and then removing welding spatters, polishing and shaping;
surface treatment, wherein the front and back sides of the sheet metal part are subjected to sand blasting by using the sheet metal part preparation device as claimed in any one of claims 1 to 9.
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| CN202210091754.7A CN114454097B (en) | 2022-01-26 | 2022-01-26 | Sheet metal part preparation device and preparation technology thereof |
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| CN202210091754.7A CN114454097B (en) | 2022-01-26 | 2022-01-26 | Sheet metal part preparation device and preparation technology thereof |
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