CN220008790U - Carrier band mould beneficial to sealing knife - Google Patents

Abstract

The utility model relates to a carrier band die beneficial to a sealing knife, which comprises a die body, wherein a cylindrical edge of the die body is a forming edge, a plurality of compensating edges are arranged on the forming edge, the compensating edges protrude out of the forming edge and are uniformly distributed on the forming edge, and the compensating edges are smoothly connected with the forming edge; the expansion ring is detachably connected to the outer side of the die body, the inner side of the expansion ring is a mounting edge, the mounting edge is matched with the forming edge with the compensation edge, the outer side of the expansion ring is a second forming edge, a plurality of second compensation edges are arranged on the second forming edge, and the expansion ring has a plurality of specifications, so that carrier tape dies with different diameters can be obtained by mounting different expansion rings.

Description

Carrier band mould beneficial to sealing knife

Technical Field

The utility model relates to the field of mould manufacturing, in particular to a carrier tape mould beneficial to cutter sealing.

Background

The carrier tape is a strip-shaped product applied to the field of electronic packaging, has a specific thickness, holes for holding electronic components and positioning holes for indexing and positioning are distributed in the length direction of the carrier tape at equal intervals, and the carrier tape is packaged by using a cover tape, namely a sealing cutter; under the existing carrier tape forming process, the final carrier tape die is formed through superposition combination of all circular ring dies, for example, a common carrier tape die combination comprises two groups of circular ring dies for generating the side edges of the sealing cutter, a cavity die is clamped between the two circular ring dies for generating a carrier tape with cavity characteristics, namely, the generated carrier tape is provided with a cavity in the middle part, and the two sides of the carrier tape are provided with a strip-shaped structure for sealing the broadside of the cutter, however, as the die is circular ring-shaped, deformation stress of the carrier tape is straightened after forming is not considered, the carrier tape can be naturally curled after forming and cooling, bulges and deformation are formed on the surface of the carrier tape after forcible straightening and flattening, and finally, when the sealing cutter is caused, the adhesion between the cover tape and the two side edges of the carrier tape is irregular and uneven.

In view of the foregoing, there is a need for a carrier tape mold that can effectively avoid deformation of the carrier tape after straightening, reduce the protrusion, and use flexibly and facilitate sealing the knife.

Disclosure of Invention

The utility model aims to provide a carrier tape mould which can effectively avoid deformation of a carrier tape after straightening, reduce bulges and is flexible to use and beneficial to sealing a cutter.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the carrier tape die comprises a die body, wherein the die body is of a flat cylindrical structure, the cylindrical edge of the die is a forming edge, and the forming edge is provided with a compensation edge; the compensation edge protrudes out of the molding edge; the compensation edge is smoothly connected with the forming edge.

As a preferable technical scheme, the compensating edges are uniformly arranged on the forming edges.

As a preferred solution, the compensation edge has a certain curvature.

As a preferable technical scheme, the mold further comprises an expansion ring, wherein the expansion ring is detachably connected with the mold body.

As a preferred technical solution, the inner side of the expansion ring is provided with a mounting edge, and the mounting edge is matched with the forming edge with the compensation edge.

As a preferable technical scheme, the outer side of the expansion ring is a second forming side, and a plurality of second compensating sides are arranged on the second forming side.

As a preferred embodiment, the expansion ring has several specifications.

The utility model has the advantages that:

1. the carrier tape die beneficial to the sealing knife comprises a die body, wherein the cylindrical edge of the die is a molding edge and is used for molding the carrier tape edge; the shaping limit is equipped with the compensation limit on it, the compensation limit protrusion in the shaping limit, through the setting of excessive structure compensation limit, optimized the mould, can change the shaping shape of carrier band in the plastic uptake shaping, the deformation when the shaping of very big reduction carrier band back is again pulled out, the compensation limit with smooth connection between the shaping limit, a plurality of the compensation limit is evenly located the shaping limit, just the compensation limit has certain radian, has ensured the regularity of carrier band.

2. The carrier tape mould beneficial to the sealing knife further comprises an expansion ring, wherein the expansion ring is detachably connected with the mould body so as to enlarge the diameter of the mould under the original mould body, thereby changing the forming length of the carrier tape, reducing the use cost and improving the use flexibility of the mould, the inner side of the expansion ring is provided with a mounting edge, the mounting edge is matched with the forming edge with the compensation edge, namely, a clamping type fixing structure is formed by utilizing the matching between the compensation edge and the forming edge, the connection stability is ensured, the outer side of the expansion ring is provided with a second forming edge, and a plurality of second compensation edges are arranged on the second forming edge, so that the carrier tape after being straightened is prevented from deforming, the bulge is reduced, the expansion ring has a plurality of specifications, and the use flexibility is further improved.

Drawings

Fig. 1 is a schematic perspective view of a carrier tape die for sealing a knife according to the present utility model.

Fig. 2 is a schematic diagram of the positional relationship between the molding edge and the compensation edge of the carrier tape mold for sealing the knife.

FIG. 3 is a schematic view of the expanding ring of the carrier tape die for sealing a knife according to the present utility model.

Detailed Description

The utility model is further described below in conjunction with the detailed description. It is to be understood that these examples are illustrative of the present utility model and are not intended to limit the scope of the present utility model. Further, it is understood that various changes and modifications of the present utility model may be made by those skilled in the art after reading the description of the present utility model, and such equivalents are intended to fall within the scope of the utility model as defined in the appended claims.

Reference numerals and components referred to in the drawings are as follows:

1. mould body 2, expansion ring 11, forming edge

12. Compensating edge 21, mounting edge 22, second forming edge

23. Second compensation edge

Example 1

Referring to fig. 1 and fig. 2, fig. 1 is a schematic perspective view of a carrier tape die for sealing a knife according to the present utility model; fig. 2 is a schematic diagram of the positional relationship between the molding edge and the compensation edge of the carrier tape mold for sealing the knife. The utility model provides a do benefit to carrier band mould of sword, includes mould body 1, mould body 1 is flat cylindrical structure, mould body 1 its cylinder limit is shaping limit 11, be equipped with a plurality of compensation limit 12 on the shaping limit 11, a plurality of compensation limit 12 protrusion in shaping limit 11, and evenly distributed on shaping limit 11, compensation limit 12 is protruding in the circular arc structure of shaping limit 11, and compensation limit 12 with connect smoothly between the shaping limit 11; referring to fig. 3, fig. 3 is a schematic view of an expansion ring of a carrier mold for a sealing knife according to the present utility model, in some preferred embodiments, the expansion ring further includes an expansion ring 2, the expansion ring 2 has a ring structure, an inner side of the expansion ring is a mounting edge 21, the mounting edge 21 is adapted to the molding edge 11 with the compensating edge 12, and is used for detachably clamping the expansion ring 2 with the mold body 1, an outer side of the expansion ring 2 is a second molding edge 22, a plurality of second compensating edges 23 are disposed on the second molding edge 22, and the second compensating edges 23 are also arc structures protruding from the second molding edge 22; preferably, the expansion ring 2 has several specifications, such as the radius of the ring of the expansion ring 2 is different, so that a carrier mold with different diameters can be obtained by installing different expansion rings 2, and in other embodiments, the expansion ring 2 can be sleeved with expansion rings 2 with other diameters.

The application mode of the utility model is as follows: it should be understood that the carrier tape die beneficial to the sealing knife is different from the common round die in that the compensating edge 12 is arranged, so that the use mode is not changed, namely the existing operation mode is that the carrier tape raw material is heated and softened, and then the raw material is vacuumized in the middle of the die to be sucked and molded on the surface of the die.

It should be noted that: the carrier tape die beneficial to knife sealing comprises a die body 1, wherein the cylindrical edge of the die is a forming edge 11 used for forming the carrier tape edge; the forming edge 11 is provided with the compensating edge 12, the compensating edge 12 protrudes out of the forming edge 11, the forming shape of the carrier tape can be changed during plastic suction forming through setting and optimizing a die of the compensating edge 12 with an excessive structure, deformation of the carrier tape during the process of being stretched after the carrier tape is formed is greatly reduced, the compensating edge 12 is smoothly connected with the forming edge 11, a plurality of compensating edges 12 are uniformly arranged on the forming edge 11, and the compensating edge 12 has a certain radian, so that the regularity of the carrier tape is ensured; the carrier band mould that does benefit to sealing the sword still includes expansion ring 2, expansion ring 2 with mould body 1 can dismantle and link to each other, so that under original mould body 1, enlarge the diameter of mould, thereby change the shaping length of carrier band, reduced use cost, improved the flexibility that the mould used, expansion ring 2 its inboard is equipped with installation limit 21, installation limit 21 with the compensation limit 12 the shaping limit 11 looks adaptation, namely utilize the cooperation between compensation limit 12 and the shaping limit 11 to form joint formula fixed knot and construct, ensured the stability of connection, expansion ring 2 outside limit is second shaping limit 22, just be equipped with a plurality of second compensation limit 23 on the second shaping limit 22, avoid the carrier band after the flare-out to take place the deformation equally, reduce the arch, expansion ring 2 has a plurality of specifications, has further improved the flexibility of using.

The foregoing is merely a preferred embodiment of the present utility model and it should be noted that modifications and additions to the present utility model may be made by those skilled in the art without departing from the principles of the present utility model and such modifications and additions are to be considered as well as within the scope of the present utility model.

Claims (7)

1. The carrier tape die is characterized by comprising a die body, wherein the die body is of a flat cylindrical structure, the cylindrical edge of the die is a forming edge, and the forming edge is provided with a compensation edge; the compensation edge protrudes out of the molding edge; the compensation edge is smoothly connected with the forming edge.

2. The carrier tape die for a sealing knife according to claim 1, wherein a plurality of said compensating edges are uniformly disposed on said molding edge.

3. The carrier tape die for facilitating knife sealing of claim 1, wherein the compensating edge has a curvature.

4. The carrier tape die for facilitating knife sealing of claim 1, further comprising an expansion ring removably coupled to the die body.

5. The carrier tape die for a sealing knife as claimed in claim 4, wherein the inner side of the expansion ring is provided with a mounting edge, and the mounting edge is matched with the forming edge with the compensation edge.

6. The carrier tape die for a sealing knife according to claim 4, wherein the outer side edge of the expansion ring is a second forming edge, and a plurality of second compensating edges are arranged on the second forming edge.

7. The carrier tape die for a knife seal of claim 4 wherein said expansion ring has a plurality of gauges.