CN110471201B

CN110471201B - Crimping jig

Info

Publication number: CN110471201B
Application number: CN201910748290.0A
Authority: CN
Inventors: 乔洁; 王涛; 陈前祎; 童瑞涛; 项芳
Original assignee: Wuhan Jingyitong Electronic Technology Co Ltd
Current assignee: Wuhan Jingyitong Electronic Technology Co Ltd
Priority date: 2019-08-14
Filing date: 2019-08-14
Publication date: 2022-06-03
Anticipated expiration: 2039-08-14
Also published as: CN110471201A

Abstract

The invention relates to a crimping jig. The jig comprises a jig bottom plate and a fixing device, wherein the crimping device comprises a base and a turnover cover which is covered with the base, an outer floating plate is arranged in a groove of the base, a product connector socket is upwards arranged in a product placing groove of the outer floating plate, and a switching FPC (flexible printed circuit) matched with the product connector socket is arranged on the covering surface of the turnover cover. The product screen body is fixed by the fixing device in an adsorption manner, the insertion opening of the product connector is upwards arranged in the product placing groove of the outer floating plate, the cover combining surface of the flip cover is provided with the switching FPC matched with the insertion opening of the product connector, the switching FPC and the product connector are directly buckled, the traditional compression joint mode of medium conduction signals is cancelled, and the conduction is more convenient; an outer floating plate and an inner floating plate are arranged in a groove of the base, and in the process of closing the flip cover, the inner floating plate and the outer floating plate provide buffering for overall descending of the product connector, so that the product is prevented from being crushed.

Description

Crimping jig

Technical Field

The invention relates to the field of display testing, in particular to a crimping jig.

Background

In the field of liquid crystal panel detection at present, products in different processing stages have different product forms; the products with different forms have different signal transmission modes of the pressure contact point screen. For products bound with the FPC, the products can be lightened only by transferring the FPC. For products in an FPC (flexible printed circuit) unfolding state, a plurality of touch screen pressing modes are available, most of the touch screen pressing modes adopt a medium (elastic sheets, probes, conductive rubber pins and the like) conduction mode, and the cost is high; how to reduce the cost of the low-voltage contact screen jig and improve the success rate of the contact screen is an important problem to be solved urgently in the industry.

Disclosure of Invention

In order to solve the above problems, the present invention provides a crimping jig, which cancels the traditional crimping method of medium conducting signal for the product with upward connector, so that the connectors are directly buckled, and the lighting rate is greatly improved.

The technical scheme adopted by the invention is as follows: the utility model provides a crimping tool, includes the tool bottom plate, and sets up the fixing device who is used for fixed product screen body on the tool bottom plate, its characterized in that: the jig base plate is provided with a crimping device, the crimping device comprises a base and a turnover cover covered with the base, the base is provided with a groove, an outer floating plate is arranged in the groove, the outer floating plate is provided with a product placing groove, a product connector socket is arranged in the product placing groove, and a first spring is arranged between the outer floating plate and the bottom of the groove; and a switching FPC matched with the socket of the product connector is arranged on the covering surface of the turnover cover.

Preferably, a through hole is formed in the bottom of the product placing groove of the outer floating plate, an inner floating plate is arranged in the through hole, and a second spring is arranged between the bottom surface of the inner floating plate and the base of the bottom surface of the groove.

Furthermore, a magnet capable of being attracted with the product connector is arranged on the inner floating plate.

Furthermore, an inner floating block fixing plate is arranged on the base of the bottom surface of the groove, and a second spring is arranged between the inner floating plate and the inner floating block fixing plate.

Preferably, a height limiting structure is arranged at the position, corresponding to the groove, on the base.

Preferably, one side of the flip cover is hinged to the base through a rotating shaft, a torsion spring is arranged on the rotating shaft, one end of the torsion spring is abutted against the flip cover, and the other end of the torsion spring is abutted against the base.

Preferably, the base is provided with a hook matched with the turnover cover through a hook rotating shaft, the outer side of the upper end of the hook is provided with a handle, the inner side of the upper end of the hook is provided with a clamping hook, and a third spring is arranged between the lower end of the hook and the base; the clamping hook is matched with the turnover cover through an inclined plane.

Preferably, the base is arranged on the jig base plate through an adjusting device, the adjusting device comprises a Y-axis adjusting plate and an X-axis adjusting plate, the Y-axis adjusting plate is arranged on the jig base plate and can be adjusted along a Y axis, the X-axis adjusting plate is arranged on the Y-axis adjusting plate and can be adjusted along an X axis, the X-axis adjusting plate and the Y-axis adjusting plate are adjusted through bolts and waist-shaped holes, and the base is arranged on the X-axis adjusting plate.

Furthermore, be equipped with product FPC locating piece and switching PCB on the X axle regulating plate, be equipped with switching PCB apron on the switching PCB.

Preferably, the turning cover is provided with a switching FPC limiting groove, and one end of the switching FPC, which is matched with the product connector socket, is inserted into the switching FPC limiting groove; the other end of the switching FPC is connected with the switching PCB.

Preferably, the fixing device adopts a vacuum adsorption device to fix the adsorption product screen body.

The beneficial effects obtained by the invention are as follows: the product screen body is fixed by the fixing device in an adsorption manner, the insertion opening of the product connector is upwards arranged in the product placing groove of the outer floating plate, the cover combining surface of the flip cover is provided with the switching FPC matched with the insertion opening of the product connector, the switching FPC and the product connector are directly buckled, the traditional compression joint mode of medium conduction signals is cancelled, and the conduction is more convenient; an outer floating plate and an inner floating plate are arranged in a groove of the base, and in the process of closing the flip cover, the inner floating plate and the outer floating plate provide buffering for overall descending of the product connector, so that the product is prevented from being crushed. The base is provided with the hook matched with the turnover cover through the rotating shaft, and the base is matched with the turnover cover through the hook, so that the operation is simple and convenient; the adjusting device adopts the form of a bolt and a waist-shaped hole to carry out fine adjustment of the position, the adjustment is convenient, and the positioning is accurate.

Drawings

FIG. 1 is a schematic diagram of product crimping;

FIG. 2 is a schematic structural view of the flip cover when opened;

FIG. 3 is a schematic view of the connection of the flip and the base;

FIG. 4 is a schematic view of the mating of the flip and base;

FIG. 5 is a schematic structural view of a base;

reference numerals are as follows: 1. a jig base plate; 11. a handle; 2. a fixing device; 3. producing a product; 31. a product screen body; 32. a product connector; 4. an adjustment device; 41. an X-axis adjusting plate; 42. a Y-axis adjusting plate; 5. switching the FPC; 6. switching the PCB; 61. switching the PCB cover plate; 7. a product FPC locating block; 8. a crimping device; 81. a base; 811. a height limiting structure; 82. a cover is turned; 83. hooking; 831. a handle; 832. a hook is clamped; 833. a third spring; 834. a hook rotating shaft; 84. a torsion spring; 85. an outer floating plate; 851. a first spring; 86. an inner floating plate; 861. a magnet; 862. a second spring; 863. and an inner floating block fixing plate.

Detailed Description

The invention will be further described with reference to the following figures and specific examples.

As shown in fig. 1, the crimping jig of the present invention includes a jig base plate 1, a vacuum adsorption device 2 and an adjusting device 4, the vacuum adsorption device 2 and the adjusting device 4 are disposed on the jig base plate 1, the product screen body 31 is fixed on the vacuum adsorption device 2 in a vacuum adsorption manner (the product screen body 31 may also be fixed in other manners, such as mechanical positioning or magnetic adsorption), the adjusting device 4 is provided with a crimping device 8, the socket of the product connector 32 is placed on the pressing device 8 in an upward manner, and is directly connected with one end of the switching FPC 5 on the pressing device 8 in a buckling manner (the socket of the product connector 32 is a male, the socket of the switching FPC 5 matched with the socket of the product connector 32 is a female, and the male and female are directly buckled), and the other end of the switching FPC 5 is connected with the switching PCB 6.

As shown in fig. 2-3, the crimping apparatus 8 includes a base 81 and a lid 82 covering the base 81, the lid 82 is connected to the base 81 through a rotating shaft, the lid 82 can rotate along the rotating shaft, so as to cover or open the lid 82 and the base 81, the rotating shaft is provided with a torsion spring 84, and the lid 82 plays a role in damping during the overshoot of the turnover around the rotating shaft.

Be equipped with the recess on base 81, outer floating plate 85 sets up in the recess, be equipped with the product standing groove at outer floating plate 85 edge, the product standing groove is one side open-ended square groove, place in the product standing groove product connector 32 socket up, the three side flange of product standing groove and product connector 32 contact, fix a position product connector 32, be equipped with first spring 851 between outer floating plate 85 and the recess bottom, switching FPC 5 sets up on flip 82's the face of laminating (be equipped with switching FPC spacing groove on flip 82 with product connector 32 socket complex one end, switching FPC 5 inserts the switching FPC spacing inslot with product connector 32 socket complex one end.

Referring to fig. 4-5, the bottom of the product placement slot of the outer floating plate 85 is provided with a through hole, the inner floating plate 86 is arranged in the through hole, the magnet 861 is arranged in the inner floating plate 86, the magnet 861 penetrates through the outer floating plate 85 to be attracted with the iron sheet of the product connector 32 to fix the product connector 32, and the second spring 862 is arranged between the inner floating plate 86 and the base 81. In this embodiment, an inner floating block fixing plate 863 is disposed at the bottom of the base 81, and a second spring 862 is disposed between the inner floating plate 86 and the inner floating block fixing plate 863.

When the lid 82 is turned down, the lid 82 first contacts the outer floating plate 85, the outer floating plate 85 is pressed down, and the first spring 651 is compressed; the flip cover 82 is further turned down, the flip cover 82 is simultaneously contacted with the outer floating plate 85 and the product connector 32, the outer floating plate 85 and the inner floating plate 86 are simultaneously pressed down, the first spring 651 and the second spring 862 are compressed, and the transfer FPC 5 on the covering surface of the flip cover 82 is directly buckled and conducted with the product connector 32. And a light touch compression joint mode and an internal and external floating structure are adopted, so that the lighting rate is greatly improved. In this embodiment, the height limiting structure 811 is disposed at a position corresponding to the groove on the base 81, that is, the height limiting structure 811 is disposed at the periphery of the groove, the height limiting structure 811 adopts a height limiting screw, and the flip cover 82 cannot be turned down after contacting with a nut of the height limiting screw, at this time, the product connector 32 is buckled and conducted with the transfer FPC 5, and the bottoms of the outer floating plate 85 and the inner floating plate 86 still have margins and are not pressed, so that a buffer is provided for the overall descending of the product connector 32, and the product 3 is ensured not to be crushed.

The base 81 is provided with a hook 83 which is matched with the flip cover 82 through a hook rotating shaft 834. In this embodiment, a handle 831 is disposed on the outer side of the upper end of the hook 83, a hook 832 is disposed on the inner side of the upper end, a third spring 833 is disposed between the lower end and the base 81, and the hook 832 is engaged with the flip 82 via an inclined surface. When the flip cover 82 is turned down, the side inclined wall of the flip cover 82 slides down in a manner of being matched with the side inclined wall of the hook 832 in an inclined way, the hook 83 rotates around the hook rotating shaft 834, and the third spring 833 is stretched; when the flip cover 82 is completely turned down, the two inclined walls are separated, and the hook 832 hooks the flip cover 82. When the flip cover 32 needs to be opened, the handle 831 is turned outwards.

The adjusting device 4 comprises a Y-axis adjusting plate 42 arranged on the jig base plate 1 and an X-axis adjusting plate 41 arranged on the Y-axis adjusting plate 42, and the X-axis adjusting plate 41 and the Y-axis adjusting plate 42 are adjusted in the form of bolts and kidney-shaped holes. The FPC locating block 7 and the switching PCB 6 of the product are both arranged on the X-axis adjusting plate 41, and a switching PCB cover plate 61 is arranged on the switching PCB 6.

The jig base plate 1 is provided with the handle 11, so that the jig base plate is convenient to carry.

The foregoing shows and describes the general principles and principal structural features of the present invention. The present invention is not limited to the above examples, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a crimping tool, includes tool bottom plate (1), and sets up fixing device (2) that are used for fixed product screen body (31) on tool bottom plate (1), be equipped with crimping device (8), its characterized in that on tool bottom plate (1): the crimping device (8) comprises a base (81) and a turning cover (82) covered with the base (81), wherein a groove is formed in the base (81), an outer floating plate (85) is arranged in the groove, a product placing groove is formed in the outer floating plate (85), a socket of a product connector (32) is arranged in the product placing groove, and a first spring (851) is arranged between the outer floating plate (85) and the bottom of the groove; a switching FPC (5) matched with a socket of the product connector (32) is arranged on the covering surface of the flip cover (82); a through hole is formed in the bottom of the product placing groove of the outer floating plate (85), an inner floating plate (86) is arranged in the through hole, and a second spring (862) is arranged between the bottom surface of the inner floating plate (86) and the base (81) of the bottom surface of the groove; the inner floating plate (86) is provided with a magnet (861) which can be attracted with the product connector (32); an inner floating block fixing plate (863) is arranged on the base (81) on the bottom surface of the groove, and a second spring (862) is arranged between the inner floating plate (86) and the inner floating block fixing plate (863).

2. The crimping jig of claim 1, wherein: and a height limiting structure (811) is arranged on the base (81) at a position corresponding to the groove.

3. The crimping jig of claim 1, wherein: a hook (83) matched with the turnover cover (82) is arranged on the base (81) through a hook rotating shaft (834), a handle (831) is arranged on the outer side of the upper end of the hook (83), a clamping hook (832) is arranged on the inner side of the upper end of the hook, and a third spring (833) is arranged between the lower end of the hook and the base (81); the clamping hook (832) is matched with the flip cover (82) through an inclined surface.

4. The crimping jig of claim 1, wherein: base (81) set up on tool bottom plate (1) through adjusting device (4), adjusting device (4) are including setting up Y axle regulating plate (42) that can adjust along the Y axle on tool bottom plate (1) and setting up X axle regulating plate (41) that can adjust along the X axle on Y axle regulating plate (42), X axle regulating plate (41) and Y axle regulating plate (42) are adjusted through the form in bolt and waist type hole, base (81) set up on X axle regulating plate (41).

5. The crimping jig of claim 4, wherein: be equipped with product FPC locating piece (7) and switching PCB (6) on X axle regulating plate (41), be equipped with switching PCB apron (61) on switching PCB (6).

6. The crimping jig of claim 1, wherein: a switching FPC limiting groove is formed in the turnover cover, and one end, matched with a socket of the product connector (32), of the switching FPC (5) is inserted into the switching FPC limiting groove; the other end of the switching FPC (5) is connected with the switching PCB (6).

7. The crimping jig of claim 1, wherein: the fixing device (2) adopts a vacuum adsorption device to fix the adsorption product screen body (31).