CN2076234U - Intelligent quick tester for pressure spring force value - Google Patents
Intelligent quick tester for pressure spring force value Download PDFInfo
- Publication number
- CN2076234U CN2076234U CN 89209547 CN89209547U CN2076234U CN 2076234 U CN2076234 U CN 2076234U CN 89209547 CN89209547 CN 89209547 CN 89209547 U CN89209547 U CN 89209547U CN 2076234 U CN2076234 U CN 2076234U
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- CN
- China
- Prior art keywords
- screw
- frame
- leading screw
- pressure
- measuring
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- 238000012360 testing method Methods 0.000 claims abstract description 24
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 10
- 238000005096 rolling process Methods 0.000 claims description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 1
- 238000003745 diagnosis Methods 0.000 abstract 1
- 230000006870 function Effects 0.000 description 9
- 238000005259 measurement Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 238000012857 repacking Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000012937 correction Methods 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N ferric oxide Chemical compound O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000006386 memory function Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a new device for force values P-[1], P-[2] of the pressure springs to accomplish intelligent quick test, which is suitable for the pressure springs for testing O&0-600 Newton and the allowable error by +-0.1-0.001 Newton, comprising a force measuring controller arranged on a C type machine frame, a stepper motor, a lead screw, a measuring rod, a feeler, a high-precision pressure transducer (electronic scale or electronic balance), and a single-chip microcomputer. The measure waiting springs L-[1], L-[2] and the corresponding P-[1], P-[2] force values parameters are input the single-chip microcomputer; the rotation angle of the stepper motor is controlled to compress the springs into the setting length; the test and the diagnosis work is completed through the computer automatically processing the electrical signal of the stress transducer.
Description
The utility model relates to spring force value field of measuring technique, particularly pressure spring P
1, P
2The intelligent rapid measurement device of power value parameter.Being applicable to 0-600 newton, permissible error is ± 0.1-0.001 newton's pressure spring.
Existing pressure spring device for measuring force mostly is pointer dynamometer, as the mechanical type dynamometer of Jinan second testing machine factory production.This device mainly is made up of mechanical type Roberval's balance, standard code and repacking milscale.During test stage clip power value by manually-operated.End at balance is placed and P
1(or P
2) standard that equates of value knocks sign indicating number, placement spring to be measured between repacking milscale above the other end of balance and the balance scale pan.Because the repacking milscale is fixed on the Roberval's balance base, so, when artificial adjustment repacking milscale compression spring certain distance L
1(or L
2) fastening after, spring promptly produces certain pressure to the balance scale pan.The operator from the balance indicator indicating value test this pressure whether with P
1(or P
2) standard is knocked sign indicating number and equated, thereby whether the power value performance that tests out spring is qualified.This method not only measuring accuracy is low, and the cycle is long, and owing to manually-operated, manual record, is unsuitable for batch testing.External testing tool as 10 newton's elastometers that West Germany Lai Xiate company (REICHER-TER) produces, though precision is higher, has been realized electronization.But still, realize intellectuality, and price is more than 10,000 dollars for manually-operated and range conversion.
Task of the present utility model is exactly that a kind of intelligentized, that have memory function, inexpensive quick test pressure spring P will be provided
1, P
2The device of value.
Task of the present utility model is to finish as follows: the stepper motor corner that is fixedly mounted on the C type frame is controlled by the pulse number that one chip microcomputer is exported in the electronic scales, and the axle of stepper motor is connected with the leading screw key, with leading screw screw movingly, directly drive sounding rod and gauge head moves by web joint, support.When thereby stepper motor rotates the rotation of drive leading screw, screw realize with lead screw shaft to straight line move, also promptly drive the gauge head straight line and move, its displacement and speed are directly relevant with the stepper motor corner, stepper motor rotates 360 ° (week), and gauge head moves down a pitch of leading screw.Dynamometry controller with high-precision pressure transducer, one chip microcomputer, amplifying circuit, driving circuit, change-over circuit and function operating key, display is that electronic scales lies in a horizontal plane on the gantry base, with length of spring compressed L to be measured
1(or L
2) corresponding theoretical power value parameter P
1(or P
2) value, behind six function operating key input microcomputers, spring to be measured vertically being placed between gauge head and the measurement pedestal, the microcomputer in the electronic scales is promptly according to giving the L of setting earlier
1(or L
2) the automatic calculating and sending of length goes out the pulse number of drive stepping motor corner, drives the distance L of gauge head compression spring to appointment
1(or L
2).The power that is produced passes on the force transducer by measuring pedestal, and force transducer is about to this machinery value of measuring one's own ability and is converted to corresponding electric signal, judges automatically by microcomputer whether its power value is qualified.Whole test process can be finished between 10 seconds automatically.
The utility model is described in further detail below in conjunction with accompanying drawing.
Fig. 1 is a side-looking structural drawing of the present utility model.
Fig. 2 is Facad structure figure of the present utility model.
Stepper motor 1 usefulness screw is installed in C type frame 11 upper ends, and motor shaft adopts key to be connected with leading screw 2, and leading screw 2 cooperates with screw, and screw is fastenedly connected with sounding rod 15 by web joint 3, fixed cover 4, and gauge head 6 usefulness jackscrews 5 are fixed on the end of sounding rod 15.The other end that leading screw is 2 fastens and is contained on the rolling bearing 7.Has high-precision pressure sensor, one chip microcomputer, amplifying circuit, driving circuit, change-over circuit and function operating key 11, display 16 and functional select switch dynamometry controller 10 are housed on panel, above-mentioned dynamometry controller 10 promptly is the ZC-1600 intelligent electronic-scale of the software program market sale of being regrouped only, lie in a horizontal plane on the base of frame 11, can by adjusting be fixed on the screws 18 of adjusting below the dynamometry controller 10 make the measurement pedestals 9 that are installed in above the dynamometry controller 10 guarantee levelnesss and with the concentricity of gauge head 6.This structure promptly is convenient to operation, can make the value of reading very directly perceived again.
Distance between measurement pedestal 9 and the gauge head 6 is the datum length according to variety classes spring 8, adopts the standard volume post to demarcate in advance.
Tested spring 8 places gauge head 6 and measures between the pedestal 9 its measurement parameter P
1, P
2Franchise value and L
1, L
2Length be in advance by function operating key 17 input computer settings.Canonical parameter is pressed the operation key after setting, and computing machine promptly sends the pulse of certain frequency by the operation program of setting, and each pulse makes stepping angle of stepper motor rotation.As stepping angle is 3 °, then sends 120 pulses step motor shaft is rotated a circle, and drives sounding rod 15 by screw and web joint 3 and realizes rectilinear motion, moves down a pitch length of leading screw 2.As pitch is 4 millimeters, when having set L and being 40 millimeters, then sends 1200 pulses, can realize that gauge head 6 moves down 40 millimeters.By the software program of computing machine, promptly can calculate and realize that gauge head 6 moves L
1(or L
2) umber of pulse sent during length, also can realize automatically producing the correction of error, thereby avoid measuring error owing to measuring pedestal 8 small variations.
Gauge head 6 moves down compression spring 8 to L
1(or L
2) length, make that to measure pedestal 9 stressed, this power directly pass to measure the force transducer that pedestal 9 links to each other on, make it to produce corresponding d. c. voltage signal, realized the conversion of mechanical quantity and electric weight.This electric signal makes d. c. voltage signal be converted to digital data transmission and gives one-chip computer by amplifying circuit, A/D change-over circuit in the electronic scales, after the computing of machine software program, directly shows corresponding P by display 16 as calculated
1(or P
2) the power value.One-chip computer in the electronic scales not only can make the utility model realize functions such as automatic counting, setting, overproof indication, error correction, demonstration, memory and printout, and improved measuring accuracy greatly, promptly realized the intellectuality of whole measuring process.
As pressure transducer is shifted out in the dynamometry controller, lie in a horizontal plane on the gantry base after pedestal is fixedlyed connected with measuring, the dynamometry controller can be placed near the place of being convenient to observe of frame, and its measuring control signal is electrically connected with lead and connector, will be more convenient for operation and observation.
This device is provided with six function keys 17 and two groups of functional switches, in order to realize the preparation of beginning dynamometry, operation, measurement state or set condition, setting input, the test of single spring or batch spring continuous and automatic testing, the conversion and the control of printing or manually printing automatically.In order further to improve measuring accuracy, can also be made into the high type device at additional cover grating of the utility model device or magnetic grid detection system.The moving chi 13 of grating or magnetic grid is fixed on the screw side that links to each other with leading screw 2, grating or magnetic grid scale 14 be installed in the perpendicular support plate of frame 11 bases on, promptly can accurately measure the displacement of gauge head 6.Its signal can feed back to computing machine to carry out calculation process and revises the umber of pulse of being sent, and has realized high-acruracy survey, and its measuring error can reach in 0.5 millimicron.
The utility model is series of products, according to the drift of spring force value size to be measured, accuracy requirement and spring, can be made into 0-600 newton's different range series of products.Now only illustrated for an embodiment.
As tested spring dynamometry scope is that 0-30 newton, spring free length are 60 millimeters, surveying long error requirements is ± 0.01 millimeter, the force measurement permissible error is ± 0.01 Newtonian time, should select dynamometry can reach 40 newton, precision is five millesimal force transducers, is 30 newton, the error electronic scales for ± 0.01 newton with weighing perhaps.Selecting stepping angle for use is the leading screw 2 that 1.5 ° stepper motor 1 and pitch are not more than 2.4 millimeters.Simultaneously, Machine Design frame 11 guarantees that gauge head 6 can move 60 millimeters.At this moment, computing machine sends a pulse, 1.5 ° of angles of stepper motor 1 corner, and the minor increment of gauge head 6 displacements is
2.4 millimeter * (1.5 °)/(360 °)=0.01 millimeter
Its operating process is summarized as follows:
After the start, press the shift key in the function operating key 17 at first respectively, put several keys and parameter key, with spring P to be measured
1, L
1, P
2, L
2And upper and lower limit franchise canonical parameter input computer stored, whether promptly what is called is carried out parameter setting, and accurate from the set numerical value of display 16 checks.
Test is prepared, and presses the parameter key, makes display 16 get back to initial p
1Upper limit show state is pressed Dynamometric key again and is made the display zero clearing, finishes test preliminary work.
Spring 8 to be measured vertically is placed on measurement pedestal 9 fixed positions, presses the operation key, this device promptly begins test spring P
1, P
2And L
1, L
2Automatic test.When spring was qualified, display 16 showed " Pass "; Defective as certain parameter of spring, 16 corresponding demonstration P of display
1Er or P
2Er printed words, i.e. P
1Or P
2Overproof.
As measuring another class spring, then should press shift key, reset new power value parameter, repeat the aforesaid operations process.
Put several keys and have the specification product of demonstration quantity function simultaneously.When wondering the qualified quantity of test products in an order of classes or grades at school or the test, can press this key, show the specification product number on the display 16.
Finish the automatic test overall process of a spring, its cycle is within 10 seconds.
As do not set the power value parameter, and when perhaps setting mistake, misoperation, itself has self-diagnostic function device, and device will be refused operation as pressing the operation key this moment, and show its wrong place by display 16.
Claims (4)
1, a kind of force value tests device of pressure spring, it is characterized in that stepper motor is vertically mounted on C type frame top with screw, motor shaft adopts key to be connected with leading screw, the leading screw other end is fastened on iron chains and is embedded on the rolling bearing on the frame, leading screw cooperates with screw, screw is fastenedly connected by web joint, fixed cover and sounding rod, gauge head is fixed on the sounding rod end with jackscrew, the dynamometry controller lies in a horizontal plane on the base of frame, perhaps outer moving beyond frame, its circuit measuring control signal connects with connector.
2, put by the pressure test of claim 1 defined, then high-precision pressure sensor one chip microcomputer, amplifying circuit, driving circuit, change-over circuit and function operating key, display, selector switch electronic devices and components is characterized in that being electrically connected in the dynamometry controller.
3, press the pressure test device of claim 1 and 2 defineds, it is characterized in that when moving outside the dynamometry controller when frame is placed in addition, pressure transducer lies in a horizontal plane on the base of frame after pedestal is fixedlyed connected with measuring, and its measuring control signal is electrically connected with the lead connector.
4, by the pressure test device of claim 1 defined, the moving chi that it is characterized in that magnetic grid or grating is fixed on the screw side that is connected with leading screw, scale be installed in the perpendicular support of gantry base on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 89209547 CN2076234U (en) | 1989-09-23 | 1989-09-23 | Intelligent quick tester for pressure spring force value |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 89209547 CN2076234U (en) | 1989-09-23 | 1989-09-23 | Intelligent quick tester for pressure spring force value |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2076234U true CN2076234U (en) | 1991-05-01 |
Family
ID=4866070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 89209547 Withdrawn CN2076234U (en) | 1989-09-23 | 1989-09-23 | Intelligent quick tester for pressure spring force value |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2076234U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101825504A (en) * | 2010-05-07 | 2010-09-08 | 大全集团有限公司 | Rapid detecting device and detecting method of disc spring force |
| CN102128746A (en) * | 2010-12-22 | 2011-07-20 | 广州微点焊设备有限公司 | Microscopic welding micro-tensile measuring instrument |
| US8151638B2 (en) | 2008-12-07 | 2012-04-10 | Robert Bosch Gmbh | Spring force component tester |
| CN105136576A (en) * | 2015-09-15 | 2015-12-09 | 芜湖赛宝信息产业技术研究院有限公司 | Spring load test system |
| CN109632222A (en) * | 2019-01-18 | 2019-04-16 | 上海交通大学 | A spring stiffness measuring device and its measuring method |
| CN111408549A (en) * | 2020-03-24 | 2020-07-14 | 广东长盈精密技术有限公司 | A device and method for testing copper foil welding effect |
| CN112525403A (en) * | 2020-11-26 | 2021-03-19 | 南京航空航天大学 | Electric and spring coupling pressure foot pressing force measuring device and control method |
| RU2797649C1 (en) * | 2022-12-22 | 2023-06-07 | Общество с ограниченной ответственностью Управляющая компания "Алтайский завод прецизионных изделий" | Compression spring testing device |
-
1989
- 1989-09-23 CN CN 89209547 patent/CN2076234U/en not_active Withdrawn
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8151638B2 (en) | 2008-12-07 | 2012-04-10 | Robert Bosch Gmbh | Spring force component tester |
| CN101825504A (en) * | 2010-05-07 | 2010-09-08 | 大全集团有限公司 | Rapid detecting device and detecting method of disc spring force |
| CN101825504B (en) * | 2010-05-07 | 2011-09-28 | 大全集团有限公司 | Rapid detecting device and detecting method of disc spring force |
| CN102128746A (en) * | 2010-12-22 | 2011-07-20 | 广州微点焊设备有限公司 | Microscopic welding micro-tensile measuring instrument |
| CN102128746B (en) * | 2010-12-22 | 2014-07-23 | 广州微点焊设备有限公司 | Microscopic welding micro-tensile measuring instrument |
| CN105136576A (en) * | 2015-09-15 | 2015-12-09 | 芜湖赛宝信息产业技术研究院有限公司 | Spring load test system |
| CN109632222A (en) * | 2019-01-18 | 2019-04-16 | 上海交通大学 | A spring stiffness measuring device and its measuring method |
| CN111408549A (en) * | 2020-03-24 | 2020-07-14 | 广东长盈精密技术有限公司 | A device and method for testing copper foil welding effect |
| CN111408549B (en) * | 2020-03-24 | 2022-05-27 | 广东长盈精密技术有限公司 | A device and method for testing copper foil welding effect |
| CN112525403A (en) * | 2020-11-26 | 2021-03-19 | 南京航空航天大学 | Electric and spring coupling pressure foot pressing force measuring device and control method |
| RU2797649C1 (en) * | 2022-12-22 | 2023-06-07 | Общество с ограниченной ответственностью Управляющая компания "Алтайский завод прецизионных изделий" | Compression spring testing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |