Golden finger positioning tool of printed circuit board

Abstract

The utility model provides a golden finger positioning tool of a printed circuit board, which comprises a bottom plate, a plurality of positioning blocks are arranged on the bottom plate, a storage cavity formed among the positioning blocks is matched with the appearance of a screen cover plate, a press-fit positioning assembly is arranged on the bottom plate, and the press-fit positioning assembly comprises a supporting plate. The supporting plate is fixedly mounted on the bottom plate through a mounting block, the mounting block and the bottom plate are adjustably mounted, one end of the supporting plate is rotationally connected with the mounting block through a first rotating shaft, the other end of the supporting plate stretches across the upper portion of the storage cavity, and the supporting plate overturns on the mounting block in the X-axis direction; a pressing plate is rotationally installed on the supporting plate, one side of the pressing plate is overturned on the supporting plate through a second rotating shaft in the X-axis direction, and a concave positioning groove is formed in the supporting plate and used for being matched with the position of a golden finger component on the flat cable. According to the golden finger positioning tool of the printed circuit board, high consistency of golden finger positioning of each product can be ensured, and the stability of the overall assembly quality of the product is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to positioning frock technical field, and specifically is a gold finger positioning frock of printed wiring board. BACKGROUND

[0002] In the assembly process system of the screen cover plate, the screen back is accurately assembled with the flat cable assembly, and the gold finger part is integrally arranged below the specific position of the flat cable, and in order to achieve reliable and accurate electrical connection between the gold finger part and other corresponding parts, the gold finger part needs to be accurately turned over, so that the gold finger part can be connected with other parts in the correct posture and position. In the actual production at the present stage, the assembly link mainly relies on manual operation, and in the whole operation process, no tool equipment is introduced for assisting the turning over of the gold finger part and the subsequent connection operation. This situation causes a series of problems that cannot be ignored in the assembly process: on the one hand, due to the lack of effective auxiliary tools, the operator can only rely on long-term accumulated experience and skilled manual skills to complete the turning over action of the flat cable, and ensure that the gold finger part of the flat cable is accurately connected with other parts; on the other hand, the inevitable individual differences and operation errors in the manual operation process further increase the difficulty and uncertainty of the assembly. This not only puts forward very high requirements on the professional skill level and operation proficiency of the operator, but also makes the whole operation process very tedious and time-consuming, greatly limiting the improvement of the assembly efficiency. CONTENT OF THE UTILITY MODEL

[0003] The utility model aims at providing a gold finger positioning frock of printed wiring board to solve the technical problems in the background art.

[0004] In order to achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0005] A gold finger positioning frock of printed wiring board, comprising a bottom plate, a plurality of positioning blocks are installed on the bottom plate, a storage cavity formed between the plurality of positioning blocks is matched with the shape of the screen cover plate, the positioning blocks and the bottom plate are adjustably installed, a pressing positioning assembly is installed on the bottom plate, the pressing positioning assembly comprises a support plate, the support plate is fixedly installed on the bottom plate through a mounting block, the mounting block and the bottom plate are adjustably installed, one end of the support plate is rotationally connected with the mounting block through a first rotating shaft, and the other end of the support plate spans above the storage cavity, and the support plate is turned over on the mounting block along the X-axis direction; a pressing plate is rotationally installed on the support plate, one side of the pressing plate is turned over on the support plate along the X-axis direction through a second rotating shaft, a concave positioning groove is arranged on the support plate and used for cooperating with the position of the gold finger part on the flat cable, and the flat cable is pressed below the pressing plate after being bent.

[0006] The support plate extends downward from the side of the mounting block away from the bottom plate, and a support table is arranged on the bottom plate.

[0007] The pressing plate is provided with a guide hole on the side close to the support table, and a guide column is arranged on the support plate and inserted into the guide hole.

[0008] A magnet is arranged in the positioning groove for adsorbing the flat cable.

[0009] An elastic pad is arranged below the pressing plate and in contact with the flat cable.

[0010] Compared with the prior art, the gold finger positioning tool for the printed circuit board can position the gold finger component on the flat cable assembly by using the pressing mechanism, thereby reducing the number of defective products caused by the position deviation of the gold finger, maintaining stable positioning accuracy, ensuring that the gold finger positioning of each product has high consistency, improving the stability of the overall assembly quality of the product, and improving the efficiency of the gold finger component assembly. BRIEF DESCRIPTION OF DRAWINGS

[0011] Fig. 1 The three-dimensional structure of the present application;

[0012] Fig. 2 The three-dimensional structure of the pressing positioning assembly;

[0013] Fig. 3 The use state diagram of the present application. DETAILED DESCRIPTION

[0014] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application.

[0015] Specific embodiment 1: please refer to Figs. 1 to 3The utility model discloses a gold finger positioning tool of printed circuit board, including bottom plate 1, install a plurality of positioning block 2 on bottom plate 1, the storage cavity formed between a plurality of positioning block 2 is matched with the appearance of screen cover plate 6, adjustable installation between positioning block 2 and bottom plate 1, install the compression positioning assembly 5 on bottom plate 1, and the compression positioning assembly 5 includes support plate 501, and support plate 501 is fixedly installed with bottom plate 1 through mounting block 3, and mounting block 3 is adjustablely installed with bottom plate 1, and one end of support plate 501 is rotationally connected with mounting block 3 through first pivot 503, and its other end is across above storage cavity, and support plate 501 is overturned on mounting block 3 along the direction of X axle, and the compression plate 502 is rotationally installed on support plate 501, and one side of compression plate 502 is overturned on support plate 501 along the direction of X axle through second pivot 504, and support plate 501 is equipped with the recessed positioning groove 501-1 for cooperating with the gold finger 602 component position on the flat cable, and the flat cable assembly is pressed below compression plate 502 after being bent.

[0016] The side of support plate 501 away from mounting block 3 extends downwardly with support platform 501-2, and the bottom plate 1 corresponds to install the limit plate 4 and abuts below support platform 501-2, and the limit plate 4 is adjustablely installed on the bottom plate 1. In the embodiment, the positioning block 2 and the limit plate 4 are both provided with an adjustment hole of long structure and are adjustablely installed with the bottom plate 1, so as to use products of different sizes for operation.

[0017] The side of compression plate 502 close to support platform 501-2 is provided with a guide hole, and the support plate 501 is provided with a guide column 506 inserted with the guide hole, so as to realize directional compression of the compression plate 502.

[0018] The positioning groove 501-1 is provided with a magnet 505 for adsorbing the flat cable, so as to quickly fix the gold finger 602 in the positioning groove 501-1, without complicated mechanical structure or manual operation for positioning, greatly shortening the positioning time and improving the efficiency of assembling the gold finger 602 with other components. Moreover, the magnet 505 adsorbing positioning structure is relatively simple, without complicated mechanical transmission components or electronic control system, so as not to easily appear faults in the use process, reducing the maintenance difficulty and maintenance cost of the tool.

[0019] The compression plate 502 is provided below with an elastic pad plate 507 in contact with the flat cable, for example, a pad plate of plastic material, which can prevent the flat cable from being damaged.

[0020] Working principle: turn over the supporting plate 501, place the screen cover plate 6 to be assembled in the position of the storage cavity on the bottom plate 1, reset the supporting plate 501, the supporting table 501-2 on the supporting plate 501 abuts against the limiting plate 4, open the pressing plate 502, manually bend the wire harness assembly 601 towards the supporting plate 501, place the gold finger 602 part on the wire harness assembly 601 in the positioning groove 501-1, use the magnet 505 to adsorb and position the gold finger 602 in the positioning groove 501-1, press the pressing plate 502 on the wire harness assembly, and then assemble the gold finger 602 with other parts.

[0021] Compared with the prior art, the gold finger positioning tool of the printed circuit board provided by the application positions the gold finger part on the wire harness assembly by using a pressing mechanism, thereby reducing the number of defective products caused by position deviation of the gold finger, maintaining stable positioning accuracy, ensuring that the gold finger positioning of each product has high consistency, improving the stability of the overall assembly quality of the product, and improving the efficiency of the gold finger part assembly.

[0022] It is apparent for those skilled in the art that the present application is not limited to the details of the foregoing exemplary embodiments, and the present application can be implemented in other concrete forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be regarded as exemplary and non-limiting, and the scope of the present application is defined by the appended claims rather than the foregoing description, and it is intended to encompass all changes falling within the meaning and scope of the equivalent elements of the claims. Any reference signs in the claims should not be regarded as limiting the claims involved.

[0023] In addition, it should be understood that, although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description of the specification is only for the sake of clarity, and those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can be appropriately combined to form other embodiments that those skilled in the art can understand.

Claims

1. A positioning fixture for gold fingers of a printed circuit board, characterized in that: The device includes a base plate on which several positioning blocks are mounted. The cavity formed between the positioning blocks matches the shape of the screen cover. The positioning blocks are adjustablely mounted to the base plate. A pressing and positioning assembly is mounted on the base plate, including a support plate. The support plate is fixedly mounted to the base plate via mounting blocks. The mounting blocks are adjustablely mounted to the base plate. One end of the support plate is rotatably connected to the mounting blocks via a first pivot, and the other end spans over the cavity. The support plate rotates along the X-axis on the mounting blocks. A pressure plate is rotatably mounted on the support plate. One side of the pressure plate rotates along the X-axis on the support plate via a second pivot. The support plate has a recessed positioning groove for engaging with the position of the gold finger component on the ribbon cable. The ribbon cable is bent and pressed under the pressure plate.

2. The gold finger positioning fixture for a printed circuit board according to claim 1, characterized in that: A support platform extends downward from the side of the support plate away from the mounting block. A limiting plate is installed on the base plate and rests against the support platform. The limiting plate is adjustablely installed on the base plate.

3. The gold finger positioning fixture for a printed circuit board according to claim 2, characterized in that: The pressure plate has a guide hole on the side near the support platform, and a guide post is installed on the support plate and is inserted into the guide hole.

4. The gold finger positioning fixture for a printed circuit board according to claim 3, characterized in that: Magnets are installed in the positioning groove to attract the ribbon cable.

5. The gold finger positioning fixture for a printed circuit board according to claim 4, characterized in that: An elastic pad is installed below the pressure plate to contact the ribbon cable.

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