CN219854244U

CN219854244U - Side fingerprint TPU carries on tool

Info

Publication number: CN219854244U
Application number: CN202320441061.6U
Authority: CN
Inventors: 刘传禄; 梁海浪
Original assignee: Sunwin Hubei Optoelectronic Technology Co Ltd
Current assignee: Sunwin Hubei Optoelectronic Technology Co Ltd
Priority date: 2023-03-10
Filing date: 2023-03-10
Publication date: 2023-10-20
Anticipated expiration: 2033-03-10

Abstract

The utility model relates to the technical field of side fingerprint module assembly jigs, in particular to a side fingerprint TPU carrying jig which comprises a base and a cover plate, wherein a plurality of FPC sinking grooves, a plurality of chip sinking spaces and a plurality of TPU sinking grooves are formed in the top surface of the base, the cover plate is detachably fixed on the top surface of the base, a plurality of TPU sinking spaces are formed in the cover plate, a plurality of connector sinking spaces are further formed in the base or the cover plate, the FPC sinking grooves, the chip sinking spaces, the TPU sinking grooves, the TPU sinking spaces and the connector sinking areas are in one-to-one correspondence in number, the chip sinking grooves and the TPU sinking grooves are overlapped with one end parts of the corresponding FPC sinking grooves, and the TPU sinking grooves are in upper-lower correspondence with the corresponding TPU sinking spaces. According to the utility model, the semi-finished products of the FPC with non-uniform heights are positioned and fixed through the matching of the base and the cover plate, the TPU to be carried is correspondingly limited, the TPU is ensured not to deviate in the carrying process of the TPU, the product quality and the yield are improved, the process through rate is improved, defective products are reduced, and the manufacturing cost is saved.

Description

Side fingerprint TPU carries on tool

Technical Field

The utility model relates to the technical field of side fingerprint module assembly jigs, in particular to a side fingerprint TPU carrying jig.

Background

The side fingerprint unblock becomes middle-end cell-phone standard and joins in marriage in the present cell-phone market, and side fingerprint structure has TPU (structure) of configuration soft material, and TPU equipment technology needs to put into the fixture spacing inslot with semi-manufactured goods, carries on the semi-manufactured goods reinforcement steel sheet after the equipment absorbs TPU discernment, carries on after accomplishing and carries on the thermal compression solidification, carries on the back spacing if there is not special carrier jig, receives external force collision to push down in product transportation and hot pressing position in-process and can lead to TPU off normal, and the product of off normal can't satisfy standard requirement.

Disclosure of Invention

The utility model aims to provide a side fingerprint TPU carrying jig which can reduce the phenomenon of TPU deflection caused by external force collision and downward pressing in the product transportation process and the hot pressing process and improve the product yield.

In order to achieve the above purpose, the technical scheme of the utility model is that the side fingerprint TPU carrying jig comprises a base and a cover plate, wherein a plurality of FPC sinking grooves for placing FPCs, a plurality of chip hollow areas for avoiding chips and a plurality of TPU sinking grooves for placing TPU are arranged on the top surface of the base, the cover plate is detachably fixed on the top surface of the base, a plurality of TPU hollow areas for placing TPU are arranged on the cover plate, a plurality of connector hollow areas for avoiding connectors are also arranged on the base or the cover plate, the FPC sinking grooves, the chip hollow areas, the TPU sinking grooves, the TPU hollow areas and the connector hollow areas are in one-to-one correspondence in number, the chip hollow areas and the TPU sinking grooves are all overlapped with one end part of the corresponding FPC sinking grooves, and the sinking grooves are corresponding to the TPU hollow areas up and down.

As one of the implementation modes, the cover plate is a magnetic steel sheet, a plurality of grooves are formed in the top surface of the base, magnets are embedded in the grooves, and the top surface of each magnet is flush with the top surface of the base.

As one of implementation modes, the grooves are arranged in the peripheral edge area and the middle blank area of the top surface of the base.

As one of the embodiments, the length of the TPU sink groove and the TPU hollowed out area is 0.05 mm longer than the TPU, and the width of the TPU sink groove and the TPU hollowed out area is 0.1 mm wider than the TPU.

As one of the implementation modes, the middle part of the TPU hollow area protrudes towards two sides of the length direction of the TPU hollow area, and positioning convex blocks protruding towards the middle are arranged on the inner walls of the protruding parts on the two sides.

As one of implementation modes, the positioning convex blocks on two sides of the TPU hollowed-out area are staggered.

As one of the implementation modes, a plurality of positioning columns are arranged at the edge of the top surface of the base at intervals along the circumferential direction, a plurality of positioning holes are arranged at intervals along the circumferential direction at the edge of the cover plate, and the positioning columns are in one-to-one correspondence with the positioning holes and are matched with each other.

As one of implementation modes, the number of the positioning columns and the number of the positioning holes are four, the four positioning columns are respectively arranged at the four corners of the base, and the four positioning holes are respectively arranged at the four corners of the cover plate.

As one of the implementation modes, a plurality of avoidance hollow areas are arranged on the base at intervals along each FPC sinking groove, and the plurality of avoidance hollow areas are partially overlapped with the corresponding FPC sinking grooves.

As one of the implementation modes, one end of the base is further provided with a two-dimension code sinking groove for carving the two-dimension code.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the semi-finished products of the FPC with non-uniform heights are positioned and fixed through the matching of the base and the cover plate, the TPU to be carried is correspondingly limited, the TPU is ensured not to deviate in the carrying process of the TPU, the product quality and the yield are improved, the process through rate is improved, defective products are reduced, and the manufacturing cost is saved.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of a side fingerprint structure according to an embodiment of the present utility model;

fig. 2 is a schematic diagram of a base of a side fingerprint TPU carrying fixture according to an embodiment of the present utility model;

FIG. 3 is an enlarged view of a portion of FIG. 2;

fig. 4 is a schematic diagram of a cover plate of a side fingerprint TPU carrying jig according to an embodiment of the present utility model;

FIG. 5 is an enlarged view of a portion of FIG. 4;

in the figure: 1. a base; 2. a cover plate; 3. an FPC sink; 4. a chip hollow area; 5. a TPU sink tank; 6. forming a TPU hollow area; 7. a connector hollow area; 8. a magnet; 9. positioning the protruding blocks; 10. positioning columns; 11. positioning holes; 12. avoiding the hollow area; 13. a two-dimensional code sinking groove; 14. an FPC; 15. a chip; 16. a connector; 17. TPU.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

The terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second" may include one or more such features, either explicitly or implicitly; in the description of the utility model, unless otherwise indicated, the meaning of "a number" is two or more.

As shown in fig. 1, the side fingerprint structure is assembled into a finished product module by important components such as FPC14, reinforcing steel sheet, core 15 sheet, connector 16, TPU17, etc., and TPU mounting is completed in the last process, so that a special jig is designed to perform operation aiming at TPU mounting.

As shown in fig. 2-5, this embodiment provides a side fingerprint TPU carrying jig, including base 1 and apron 2, be provided with on the top surface of base 1 be used for placing a plurality of FPC sink grooves 3 of FPC, be used for dodging a plurality of chip hollow areas 4 of chip and be used for placing a plurality of TPU sink grooves 5 of TPU, detachable is fixed with apron 2 on the top surface of base 1, be provided with a plurality of TPU hollow areas 6 that are used for placing TPU on the apron 2, base 1 or still be provided with on the apron 2 and be used for dodging a plurality of connector hollow areas 7 of connector, FPC sink grooves 3 the chip hollow areas 4 the TPU sink grooves 5 the TPU hollow areas 6 with connector hollow areas 7 are in one-to-one correspondence in quantity, just chip hollow areas 4 with TPU sink grooves 5 all correspond with the one end part of FPC sink grooves 3, TPU sink grooves 5 correspond with TPU sink areas 6. According to the embodiment, the base 1 and the cover plate 2 are matched, the semi-finished product of the FPC with the non-uniform height is positioned and fixed, the TPU to be carried is correspondingly limited, the TPU is guaranteed not to deviate in the carrying process of the TPU, the product quality and the yield are improved, the process through rate is improved, defective products are reduced, and the manufacturing cost is saved.

The position of the connector hollowed-out area 7 can be determined according to the position of the connector on the FPC, specifically, when the connector is arranged on the TPU side of the FPC, the connector hollowed-out area 7 matched with the connector can be arranged on the cover plate 2 corresponding to the position of the connector; when the connector is arranged on the chip side of the FPC, a connector hollowed-out area 7 matched with the connector can be arranged at the position corresponding to the connector on the base 1; the connector hollowed-out areas 7 can be formed in the base 1 and the cover plate 2, and the connector hollowed-out area is applicable to both TPU sides and chip sides of the connector on the FPC, and the application range of the jig is wider. The FPC sinking groove 3 and the TPU sinking groove 5 are determined according to the side fingerprint structure to be processed.

As an implementation manner, the cover plate 2 is a magnetic steel sheet, the top surface of the base 1 is provided with a plurality of grooves, each groove is embedded with a magnet 8, and the top surface of the magnet 8 is flush with the top surface of the base 1. The base 1 is attracted to the magnetic steel sheet by the magnet 8, so that the magnetic steel sheet is fixed on the base 1. Optimally, a plurality of grooves are formed in the peripheral edge area and the middle blank area of the top surface of the base 1, so that the periphery and the middle of the cover plate 2 are attached to the base 1, and the positioning and processing accuracy is guaranteed.

By optimizing the embodiment, the lengths of the TPU sink groove 5 and the TPU hollow area 6 are 0.05 mm longer than the TPU, and the widths of the TPU sink groove 5 and the TPU hollow area 6 are 0.1 mm wider than the TPU. Because of the tolerance of the incoming materials, the sizes of the TPU sinking groove 5 and the TPU hollowed-out area 6 are designed to be slightly larger than the conventional sizes of the TPU, so that the universal applicability of the jig is ensured. Furthermore, the corners of the TPU sinking groove 5 and the TPU hollowed-out area 6 are rounded, so that the TPU is prevented from being crushed during hot pressing.

Further, the middle part of the TPU hollow area 6 protrudes towards two sides of the length direction of the TPU hollow area, and positioning protruding blocks 9 protruding towards the middle are arranged on the inner walls of the protruding parts on the two sides. As shown in fig. 4 and 5, two ends of the TPU hollowed-out area 6 in the length direction are matched with the sizes of the TPU, the middle of the TPU hollowed-out area is widened towards two sides, glue overflow to the surface of the magnetic steel sheet during processing is avoided, and meanwhile, in order to limit the TPU, positioning protruding blocks 9 protruding into the TPU hollowed-out area 6 are arranged on the inner walls of the widened parts of the two sides, and the TPU is positioned through the positioning protruding blocks 9 on the two sides. Further, the surface of the positioning bump 9 is an arc surface. Optimally, the positioning convex blocks 9 on two sides of the TPU hollowed-out area 6 are staggered, so that the positioning accuracy is improved.

Optimizing the above embodiment, the edge of base 1 top surface is provided with a plurality of reference columns 10 along circumference interval, the edge of apron 2 is provided with a plurality of locating holes 11 along circumference interval, reference columns 10 with locating holes 11 one-to-one and mutually support. When in use, the positioning posts 10 extend into the corresponding positioning holes 11, so that the cover plate 2 is accurately positioned on the base 1. As an embodiment, the number of the positioning posts 10 and the number of the positioning holes 11 are four, and the four positioning posts 10 are respectively disposed at the four corners of the base 1, and the four positioning holes 11 are respectively disposed at the four corners of the cover plate 2.

As shown in fig. 2 and fig. 3, a plurality of avoidance hollow areas 12 are arranged on the base 1 along each FPC sink 3 at intervals, and a plurality of avoidance hollow areas 12 are partially overlapped with the corresponding FPC sink 3, so that positions of connecting ribs of FPCs are avoided through the avoidance hollow areas 12.

Further, the one end of base 1 still sets up the two-dimensional code subsidence groove 13 that is used for sculpture two-dimensional code, through sculpture two-dimensional code in the two-dimensional code subsidence groove 13, can avoid the tool to appear the quick damage problem that the two-dimensional code leads to because of surface friction in the course of the work. As an embodiment, the depth of the two-dimensional code sinking groove 13 may be 0.5 mm.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides a side fingerprint TPU carries on tool which characterized in that: including base and apron, be provided with a plurality of FPC sinks the groove that are used for placing FPC on the top surface of base, be used for dodging a plurality of chip fretwork areas of chip and be used for placing a plurality of TPU sinks the groove, detachable is fixed with the apron on the top surface of base, be provided with a plurality of TPU fretwork areas that are used for placing TPU on the apron, the base perhaps still be provided with on the apron and be used for dodging a plurality of connector fretwork areas of connector, FPC sinks the groove the chip fretwork area TPU sinks the groove TPU fretwork area with connector fretwork area one-to-one in quantity, just the chip fretwork area with TPU sinks the groove and all corresponds FPC sinks the one end part of groove to overlap, TPU sinks the groove and corresponds TPU fretwork area corresponds from top to bottom.

2. The side fingerprint TPU mounting jig according to claim 1, wherein: the cover plate is a magnetic steel sheet, a plurality of grooves are formed in the top surface of the base, magnets are embedded in the grooves, and the top surface of each magnet is flush with the top surface of the base.

3. The side fingerprint TPU mounting jig according to claim 2, wherein: the grooves are formed in the peripheral edge area and the middle blank area of the top surface of the base.

4. The side fingerprint TPU mounting jig according to claim 1, wherein: the TPU sink groove and the TPU hollow area are both 0.05 mm longer than the TPU, and the TPU sink groove and the TPU hollow area are both 0.1 mm wider than the TPU.

5. The side fingerprint TPU mounting jig according to claim 1, wherein: the middle part of the TPU hollow area protrudes towards the two sides of the length direction of the TPU hollow area, and positioning convex blocks protruding towards the middle are arranged on the inner walls of the protruding parts on the two sides.

6. The side fingerprint TPU mounting jig according to claim 5, wherein: the positioning convex blocks on two sides of the TPU hollowed-out area are staggered.

7. The side fingerprint TPU mounting jig according to claim 1, wherein: the edge of base top surface is provided with a plurality of reference columns along circumference interval, the edge of apron is provided with a plurality of locating holes along circumference interval, the reference column with locating hole one-to-one just mutually support.

8. The side fingerprint TPU mounting jig according to claim 7, wherein: the locating columns and the locating holes are four, the four locating columns are respectively arranged at four corners of the base, and the four locating holes are respectively arranged at four corners of the cover plate.

9. The side fingerprint TPU mounting jig according to claim 1, wherein: the base is provided with a plurality of avoidance hollow areas along each FPC sinking groove at intervals, and a plurality of avoidance hollow areas are overlapped with the corresponding FPC sinking grooves.

10. The side fingerprint TPU mounting jig according to claim 1, wherein: one end of the base is further provided with a two-dimension code sinking groove for carving the two-dimension code.