CN108687475B

CN108687475B - A kind of tool

Info

Publication number: CN108687475B
Application number: CN201710218178.7A
Authority: CN
Inventors: 王鹏磊; 肖龙; 鲁晖; 蒋福元; 王瑾; 高云峰
Original assignee: Han s Laser Technology Industry Group Co Ltd
Current assignee: Han s Laser Technology Industry Group Co Ltd
Priority date: 2017-04-05
Filing date: 2017-04-05
Publication date: 2020-08-28
Anticipated expiration: 2037-04-05
Also published as: CN108687475A

Abstract

The embodiment of the invention discloses a jig, and relates to the technical field of machining. The tool includes: the device comprises a base, a positioning mechanism and a pressing mechanism; the base is used for installing and fixing the positioning mechanism and the pressing mechanism; the positioning mechanism is arranged on the base and used for positioning the first workpiece and the second workpiece; the pressing mechanism is installed on the base and used for pressing the first workpiece and the second workpiece which are positioned on the positioning mechanism. The jig provided by the embodiment of the invention is simple, practical and convenient to operate, has simple, convenient and effective operation actions, can enable an operator to complete the pressing operation on the USB shell and the flexible circuit board in a short time, and has higher working efficiency.

Description

A kind of tool

Technical Field

The embodiment of the invention relates to the technical field of machining, in particular to a jig.

Background

With the development of IT industry, related accessories are produced more and more, and the application of USB (universal serial bus) in daily life is also more and more extensive, and in the production process, the USB shell and the flexible circuit board inside the USB shell are often required to be assembled and welded, and the USB shell and the flexible circuit board are generally required to be pressed before welding.

During the research process of the present application, the inventors found that at least the following technical problems exist in the prior art:

in the current industrial production, when the flexible circuit board and the USB shell are assembled, the quality and the efficiency of the pressing operation are low.

Disclosure of Invention

The technical problem to be solved by the embodiment of the invention is to provide a jig for pressing a flexible circuit board and a USB shell.

In order to solve the technical problem, the jig according to the embodiment of the present invention adopts the following technical solutions:

a jig, comprising: the device comprises a base, a positioning mechanism and a pressing mechanism;

the base is used for installing and fixing the positioning mechanism and the pressing mechanism;

the positioning mechanism is arranged on the base and used for positioning the first workpiece and the second workpiece;

the pressing mechanism is installed on the base and used for pressing the first workpiece and the second workpiece which are positioned on the positioning mechanism.

Further, the tool, the base includes: the support device comprises a first bottom plate, a support rod and a second bottom plate;

a preset number of support rods are arranged between the first bottom plate and the second bottom plate;

the second bottom plate is provided with the positioning mechanism and the pressing mechanism.

Further, the jig, the positioning mechanism includes an installation block, a plunger and a positioning block;

the plunger and the positioning block are fixed on the mounting block, the plunger is used for positioning the first workpiece, and the positioning block is used for positioning the second workpiece.

Further, the tool, hold-down mechanism include: the device comprises a handle, a hinge seat, a fixed plate, a spring, a guide shaft, a lifting plate, a pressing block and a pressing base;

the pressing base is arranged on the base and used for fixing the pressing mechanism; the handle is connected with the hinge seat arranged on the pressing base, and the handle is also connected with the lifting plate; the fixed plate and the lifting plate are connected through the guide shaft and fixed on the pressing base, and a spring is arranged between the fixed plate and the lifting plate;

the handle drives the lifting plate to lift so that the spring deforms, and the elastic force of the deformation of the spring acts on the lifting plate, so that the pressing block fixed on the lifting plate is pressed against the first workpiece and the second workpiece positioned on the positioning mechanism.

Further, the jig is characterized in that the handle is further provided with a hinge pin and a lifting pin, the handle is hinged to the hinge seat through the hinge pin, and the handle is hinged to the lifting plate through the lifting pin.

Further, the jig is characterized in that a limiting screw is further arranged on the pressing base below the handle and used for limiting the displacement range of the lifting plate.

Furthermore, the base of the jig is provided with a sliding groove, and the pressing base is installed in the sliding groove;

the pressing mechanism slides in the sliding groove on the base.

Furthermore, guide cover plates are arranged on two sides of the pressing base of the jig;

the guide cover plate is arranged on the base and used for limiting the lifting of the pressing mechanism and guiding the pressing mechanism when the pressing mechanism slides in the sliding groove.

Further, the tool still includes: a stopper;

the stop block is arranged on the base and used for limiting the pressing mechanism during sliding.

Compared with the prior art, the embodiment of the invention mainly has the following beneficial effects:

Drawings

Fig. 1 is a schematic view of an overall structure of a jig according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a positioning mechanism of the jig according to the embodiment of the present invention;

FIG. 3 is a top view of a positioning mechanism of the jig according to the embodiment of the present invention;

fig. 4 is a schematic structural view of a pressing mechanism of the jig according to the embodiment of the invention.

Description of reference numerals:

1-base, 2-positioning mechanism, 3-pressing mechanism, 11-first base plate, 12-supporting rod, 13-second base plate, 14-sliding groove, 21-mounting block, 22-plunger, 23-positioning block, 30-handle, 31-hinge pin, 32-hinge seat, 33-fixing plate, 34-spring, 35-guide shaft, 36-lifting plate, 37-lifting pin, 38-pressing block, 39-pressing base, 40-limit screw, 41-guide cover plate and 42-stop block.

Detailed Description

In order that the invention may be more fully understood, reference will now be made to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

Fig. 1 is a schematic view of an overall structure of a jig according to an embodiment of the present invention. The jig provided by the embodiment of the invention is used for positioning and pressing a first workpiece and a second workpiece, and comprises: the device comprises a base 1, a positioning mechanism 2 and a pressing mechanism 3; the base 1 is used for installing and fixing the positioning mechanism 2 and the pressing mechanism 3; the positioning mechanism 2 is arranged on the base 1 and used for positioning a first workpiece and a second workpiece; the pressing mechanism 3 is mounted on the base 1 and used for pressing the first workpiece and the second workpiece positioned on the positioning mechanism 2. The first workpiece and the second workpiece may be two components of a product.

The base 1 includes: a first bottom plate 11, a preset number of support rods 12 and a second bottom plate 13; the first bottom plate 11 and the second bottom plate 13 are connected through the preset number of support rods 12, and the support rods 12 are used for fixing the relative position between the first bottom plate 11 and the second bottom plate 13; the second bottom plate 13 is provided with the positioning mechanism 2 and the pressing mechanism 3.

Fig. 2 is a schematic structural diagram of a positioning mechanism 2 of the jig according to the embodiment of the present invention; fig. 3 is a top view of the positioning mechanism 2 of the jig according to the embodiment of the present invention. With reference to fig. 2 and 3, the positioning mechanism 2 includes: a mounting block 21, a plunger 22 and a positioning block 23; the plunger 22 and the positioning block 23 are fixed on the mounting block 21, the positioning block 23 is located in the plunger 22, and both the plunger 22 and the positioning block 23 are used for positioning a workpiece. The plunger 22 positions the first workpiece by fitting the first workpiece over the outer surface thereof, and the positioning block 23 located inside the plunger 22 positions the second workpiece by embedding the second workpiece in the inner surface thereof. After the first workpiece and the second workpiece are positioned on the positioning mechanism 2, the pressing mechanism 3 can be used for pressing the first workpiece and the second workpiece, then the joint part of the first workpiece and the second workpiece can be further welded through welding equipment, and the joint position of the first workpiece and the second workpiece is controlled through the height of the plunger 22.

Fig. 4 is a schematic structural diagram of a pressing mechanism 3 of the jig according to the embodiment of the present invention. The pressing mechanism 3 includes: the handle 30, the hinge pin 31, the hinge base 32, the fixing plate 33, the spring 34, the guide shaft 35, the lifting plate 36, the lifting pin 37, the pressing block 38, the pressing base 39 and the limit screw 40. A pressing base 39 is mounted on the base 1 for fixing the entire pressing mechanism 3. The handle 30 is provided with a hinge pin 31 and a lifting pin 37; the hinge base 32 is arranged between the handle 30 and the pressing base 39, and the handle 30 is hinged with the hinge base 32 arranged on the pressing base 39 through a hinge pin 31; the handle 30 is also hinged to the lift plate 36 by a lift pin 37. The fixed plate 33 and the lifting plate 36 are connected through the guide shaft 35 and fixed on the pressing base, the spring 34 is further arranged between the fixed plate 33 and the lifting plate 36, the handle 30 is pressed downwards to drive the lifting plate 36 to ascend so that the spring 34 generates deformation, after the handle 30 is loosened, the spring 34 acts on the lifting plate 36 through elasticity generated by deformation of the spring, the lifting plate 36 is driven to press downwards by the spring, the pressing block 38 fixed on the lifting plate 36 is driven to press downwards, and after the pressing block 38 clings to a workpiece, acting force of the pressing block is enabled to press the first workpiece and the second workpiece which are positioned on the. A limit screw 40 is also arranged on the pressing base 39 below the handle 30, and the height of the lifting plate 36 which is lifted can be controlled by adjusting the height of the limit screw 40.

As shown in fig. 1, the second bottom plate 13 is provided with a sliding groove 14, the pressing base 39 is installed in the sliding groove 14, and the positioning mechanism 2 is also installed in the sliding groove 14; guide cover plates 41 are arranged on two sides of the pressing base 39, and the guide cover plates 41 are arranged on the second bottom plate 13 and positioned on two sides of the sliding groove 14; the second bottom plate 13 is further provided with an in-position baffle 42, which is located at one end of the guide cover plate 41 extending along the sliding groove 14 to the direction of the positioning mechanism 2. The whole pressing mechanism 3 can slide on the second bottom plate 13 by virtue of the pressing base 39, and is used for limiting the lifting of the pressing mechanism 3 through the guide cover plate 41 and the guiding of the pressing mechanism 3 in the sliding groove 14, and the in-place baffle 42 is used for limiting the sliding of the pressing mechanism 3 in the sliding groove 14. The lifting and translation of the pressing mechanism 3 and the repeated precision of each in-place can be ensured by the cooperation of the guide cover plate 41 and the in-place baffle plate 42.

The working process and principle of the jig according to the embodiment of the present invention will be described by taking the USB housing as the first workpiece and the flexible circuit board as the second workpiece as examples:

firstly, the USB shell is placed on the positioning mechanism 2, the USB shell is sleeved on the outer surface of the plunger 22 to position the USB shell, then the flexible circuit board is placed on the positioning mechanism 2, the flexible circuit board is positioned by being embedded with the inner surface of the positioning block 23, after the flexible circuit board and the USB shell are placed stably, the handle 30 is pressed down, the lifting chiffon 37 is driven to move up and down through the hinge pin 31 and the hinge base 32, the lifting plate 36 is lifted up, the pressing block 38 is driven to lift up, then the pressing mechanism 3 is pushed to push towards the positioning mechanism 2 along the sliding groove 14 until the pressing mechanism abuts against the stop 42, at the moment, the pressing mechanism moves to the right position, the handle 30 is released, the pressing block 38 moves downwards, the elastic force generated by the spring 34 continuously acts on the lifting plate 36, the pressing block 38 generates a pressing force to press the flexible circuit board and the USB shell, at this time, the welding device can be used for welding the joint position of the flexible circuit board and the USB shell.

The jig provided by the embodiment of the invention is simple and practical, has lower cost and is convenient to operate, the emptying and pressing actions of the jig are simple, convenient and effective to complete, operators can complete the pressing operation on the USB shell and the flexible circuit board in a short time, and the working efficiency is higher.

The present invention is not limited to the above-described embodiments, which are preferred embodiments of the present invention, but the present invention is only illustrative and not limited to the scope of the present invention, and it should be noted that, for those skilled in the art, various improvements and modifications can be made without departing from the principle of the present invention, and these equivalent improvements and modifications should be construed as being included in the protection scope of the present invention.

Claims

1. A jig, comprising: the device comprises a base (1), a positioning mechanism (2) and a pressing mechanism (3);

the base (1) is used for installing and fixing the positioning mechanism (2) and the pressing mechanism (3);

the positioning mechanism (2) is arranged on the base (1) and is used for positioning a first workpiece and a second workpiece;

the pressing mechanism (3) is arranged on the base (1) and is used for pressing the first workpiece and the second workpiece which are positioned on the positioning mechanism (2);

the pressing mechanism (3) comprises a handle (30), a hinge seat (32), a fixing plate (33), a spring (34), a guide shaft (35), a lifting plate (36), a pressing block (38) and a pressing base (39);

the pressing base (39) is arranged on the base (1) and used for fixing the pressing mechanism (3); the handle (30) is connected with the hinge seat (32) arranged on the pressing base (39), and the handle (30) is also connected with the lifting plate (36); the fixed plate (33) and the lifting plate (36) are connected through the guide shaft (35) and fixed on the pressing base (39), and a spring (34) is arranged between the fixed plate (33) and the lifting plate (36);

the handle (30) drives the lifting plate (36) to lift so that the spring (34) deforms, the elastic force of the deformation of the spring (34) acts on the lifting plate (36), and then the pressing block (38) fixed on the lifting plate (36) presses and positions the first workpiece and the second workpiece on the positioning mechanism (2).

2. A jig according to claim 1, characterized in that the base (1) comprises: a first bottom plate (11), a support rod (12) and a second bottom plate (13);

a preset number of support rods (12) are arranged between the first bottom plate (11) and the second bottom plate (13);

the second bottom plate (13) is provided with the positioning mechanism (2) and the pressing mechanism (3).

3. A jig according to claim 1, characterized in that the positioning mechanism (2) comprises a mounting block (21), a plunger (22) and a positioning block (23);

the plunger (22) and the positioning block (23) are fixed on the mounting block (21), the plunger (22) is used for positioning the first workpiece, and the positioning block (23) is used for positioning the second workpiece.

4. A jig according to claim 1, characterized in that the handle (30) is further provided with a hinge pin (31) and a lifting pin (37), the handle (30) is hinged with the hinge base (32) through the hinge pin (31), and the handle (30) is hinged with the lifting plate (36) through the lifting pin (37).

5. A jig according to claim 4, characterized in that a limiting screw (40) is further arranged on the pressing base (39) below the handle (30) and used for limiting the displacement range of the lifting plate (36).

6. A jig according to claim 1, 4 or 5, characterized in that the base (1) is provided with a sliding groove (14), and the pressing base (39) is installed in the sliding groove (14);

the pressing mechanism (3) slides in the sliding groove (14) on the base (1).

7. A jig according to claim 6, characterized in that guide cover plates (41) are arranged on two sides of the pressing base (39);

the guide cover plate (41) is installed on the base (1) and used for limiting the lifting of the pressing mechanism (3) and guiding the pressing mechanism (3) when the pressing mechanism (3) slides in the sliding groove (14).

8. The jig of claim 7, further comprising: a stopper (42);

the stop block (42) is arranged on the base (1) and used for limiting the pressing mechanism (3) during sliding.