FPC automatic positioning test fixture and test device

Abstract

The utility model relates to the technical field of FPC testing, in particular to an FPC automatic positioning testing jig and testing device, which comprises a carrier plate mechanism, an adapter plate mechanism and a pressing mechanism, the carrier plate mechanism comprises a carrier plate driving mechanism, two carrier plates and a placing jig for placing an FPC, the two carrier plates are arranged on a testing fixing plate at an interval, and the adapter plate mechanism is arranged on the testing fixing plate. The placing jig is arranged between the two carrier plates, and the carrier plate driving mechanism is arranged on the test fixing plate in a matched mode and located below the placing jig; the number of the adapter plate mechanisms is two, the two adapter plate mechanisms are arranged on the opposite sides of the two carrier plates respectively, each adapter plate mechanism is composed of a sliding module, an adapter plate and a positioning camera, the adapter plates are connected with the sliding modules in a sliding mode, and the positioning cameras are arranged below the carrier plates; the number of the press-fit mechanisms is two, the test jigs are arranged at the output tail ends of the press-fit mechanisms, and the two press-fit mechanisms are arranged above the two carrier plates respectively. According to the utility model, two groups of FPCs can be tested at the same time, and the test efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of FPC testing, in particular to an FPC automatic positioning test fixture and a test device. Background Art

[0002] As mobile phones, tablets and other electronic products gradually develop in the direction of thinness, the demand for FPC also grows. FPC is mainly used for line connection in electronic products due to its ultra-thinness, high density, high reliability, and bending resistance. It is one of the important materials for the thin design of electronic products. FPC can save unnecessary wiring, reduce the volume and weight of the product, has high flexibility and can be assembled in a limited space. In the FPC manufacturing process, FPC testing is essential. In order to improve the yield of FPC products and prevent defective products from entering the market, FPC can be tested from three aspects: appearance, process, and performance. It helps to find defects in FPC in a timely manner and make improvements based on the defects, thereby improving the yield of FPC products and reducing costs.

[0003] When testing the FPC board, it is necessary to accurately align the gold fingers of the transfer board with the gold fingers of the FPC board, and press the test fixture, FPC board and transfer board together through a pressing mechanism to perform the test. Existing test fixtures generally use a one-way translation mechanism and a one-way pressing mechanism to automatically align the transfer board and the FPC, achieving one test at a time, and the test efficiency is low. Utility Model Content

[0004] The utility model aims to overcome the deficiencies of the prior art and provide an FPC automatic positioning test fixture and a test device to improve the test efficiency through a one-test-two approach.

[0005] The embodiment of the utility model is realized by the following technical scheme: an FPC automatic positioning test fixture, comprising a test fixing plate, a carrier plate mechanism, a transfer plate mechanism, a pressing mechanism and a test fixture; wherein,

[0006] The carrier mechanism includes a carrier driving mechanism, two carriers and a placement fixture for placing the FPC, the two carriers are arranged on the test fixing plate at intervals, the placement fixture is arranged between the two carriers, and the carrier driving mechanism is matched with the test fixing plate and is located below the placement fixture to drive the placement fixture to move up and down;

[0007] The adapter plate mechanism is provided with two groups, and the two groups of the adapter plate mechanism are respectively arranged on the opposite sides of the two carrier plates, and are both composed of a sliding module, an adapter plate and a positioning camera, wherein the adapter plate is slidably connected to the sliding module to drive the adapter plate to move left and right, and the positioning camera is arranged below the carrier plate;

[0008] The pressing mechanism is provided with two groups, the test fixture is arranged at the output end of the pressing mechanism, and the two groups of the pressing mechanism are respectively arranged above the two carrier plates to drive the test fixture to move up and down.

[0009] According to a preferred embodiment, first sliding grooves are provided at intervals along the left-right direction on the upper surface of the test fixing plate, and the two carrier plates are slidably connected to the corresponding first sliding grooves respectively.

[0010] According to a preferred embodiment, the carrier plate driving mechanism is composed of a first base plate, a cylinder, a second base plate, a transmission rod and a support seat, the first base plate is fixedly connected under the test fixing plate, the cylinder is arranged on the first base plate, the output shaft of the cylinder is connected to the second base plate, the transmission rod is arranged along the up and down directions through the test fixing plate, and one end thereof is connected to the second base plate, and the other end is connected to the support seat to drive the support seat to move up and down.

[0011] According to a preferred embodiment, the pressing mechanism is composed of a fixed bracket, a pressing cylinder, and a pressing head. The fixed bracket is mounted above a test fixing plate, the pressing cylinder is arranged on the fixed bracket, the pressing head is transmission-connected to the piston rod of the pressing cylinder, and the test fixture is arranged on the pressing head.

[0012] According to a preferred embodiment, the fixed bracket is composed of four vertical plates, a horizontal plate, two movable plates and two support plates. The four vertical plates are vertically arranged on the test fixed plate and are respectively located at the four corners of the carrier mechanism. The horizontal plate is arranged on the top of the vertical plate and is parallel to the test fixed plate. The two movable plates are arranged on the horizontal plate. The two support plates are respectively arranged on a movable plate. The two pressing cylinders are respectively arranged on a support plate, wherein the horizontal plate is provided with second slide grooves spaced apart along the left and right directions, and the movable plates of the two sets of pressing mechanisms are respectively slidably connected to the corresponding second slide grooves.

[0013] According to a preferred embodiment, the two groups of adapter plate mechanisms are respectively arranged between two vertical plates.

[0014] According to a preferred embodiment, a support column is disposed below the test fixing plate, a camera fixing plate is connected to the end of the support column, and the positioning camera is disposed on the camera fixing plate.

[0015] According to a preferred embodiment, the adapter plate mechanism further includes a light source assembly, and the light source assembly is disposed between the carrier plate and the positioning camera.

[0016] According to a preferred embodiment, the light source assembly is in a ring structure, and the center hole of the light source assembly is arranged opposite to the lens of the positioning camera.

[0017] The utility model also provides a testing device, comprising the testing fixture as described above.

[0018] The technical solution of an FPC automatic positioning test fixture and a test device in an embodiment of the utility model has at least the following advantages and beneficial effects: the utility model uses a carrier plate mechanism, two sets of adapter plate mechanisms and two sets of pressing mechanisms to enable two sets of FPCs to be automatically aligned with the adapter plates, and two sets of FPC tests can be performed simultaneously, thereby improving the test efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 A schematic diagram of the overall structure of the FPC automatic positioning test fixture provided in Example 1 of the utility model;

[0020] Figure 2 A schematic diagram of the structure of the carrier mechanism provided in Example 2 of the utility model;

[0021] Figure 3 A schematic diagram of the structure of the adapter plate mechanism provided in Example 2 of the utility model;

[0022] Figure 4 A schematic diagram of the structure of the pressing mechanism provided in Example 2 of the utility model;

[0023] Figure 5 A schematic diagram of the structure of a test fixing plate provided in Example 2 of the utility model;

[0024] Icons: 100-test fixing plate, 110-first slide groove, 200-carrier mechanism, 210-carrier driving mechanism, 211-first base plate, 212-cylinder, 213-second base plate, 214-transmission rod, 215-support seat, 220-carrier, 230-placing fixture, 300-adapter plate mechanism, 310-sliding module, 320-positioning camera, 330-support column, 340-camera fixing plate, 350-light source assembly, 400-pressing mechanism, 410-fixed bracket, 411-vertical plate, 412-horizontal plate, 413-movable plate, 414-support plate, 415-second slide groove, 420-pressing cylinder, 430-pressing head. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Generally, the components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0026] Example 1

[0027] like Figure 1As shown, an embodiment of the utility model discloses an FPC automatic positioning test fixture, which includes a test fixing plate 100, a carrier plate mechanism 200, an adapter plate mechanism 300, a pressing mechanism 400 and a test fixture.

[0028] Cooperate Figure 1 As shown, the carrier mechanism 200 realizes the positioning and supporting effect of the FPC, and specifically includes a carrier driving mechanism 210, two carriers 220, and a placement fixture 230 for placing the FPC; the two carriers 220 are arranged on the test fixing plate 100 at intervals, and the placement fixture 230 is arranged between the two carriers 220. The two carriers 220 are respectively used to support the FPC, and the placement fixture 230 is used to cooperate with the carrier driving mechanism 210 to realize the feeding and taking of the FPC; specifically, the carrier driving mechanism 210 cooperates with On the test fixing plate 100, and below the placement jig 230, to drive the placement jig 230 to move up and down; in specific use, the FPC is first placed on the placement jig 230 by means of an external manipulator or the like, and then the placement jig 230 is driven to move upward by the carrier driving mechanism 210 until it is at the same height as the carrier 220, so that the FPC placed on the placement jig 230 is moved to the carrier 220, and then the placement jig 230 is driven to move downward by the carrier driving mechanism 210 to make way for subsequent pressing.

[0029] Furthermore, the adapter plate mechanism 300 provided in this embodiment is provided with two groups, and the two groups of the adapter plate mechanism 300 are respectively arranged on the opposite sides of the two carrier plates 220, and are both composed of a sliding module 310, an adapter plate and a positioning camera 320, wherein the adapter plate is slidably connected to the sliding module 310 to drive the adapter plate to move left and right to realize unidirectional displacement of the adapter plate, and the positioning camera 320 is arranged below the carrier plate 220, and is used to shoot the FPC placed on the placement fixture 230, so as to identify the position of the FPC and realize the positioning of the FPC, and the adapter plate mechanism 300 adjusts the position of the adapter plate according to the position of the FPC, so that the gold fingers of the adapter plate and the gold fingers of the FPC are accurately aligned.

[0030] Furthermore, the pressing mechanism 400 is also provided with two groups, and the test fixture is arranged at the output end of the pressing mechanism 400. The two groups of the pressing mechanism 400 are respectively arranged above the two carriers 220 to drive the test fixture to move up and down; when the FPC moves onto the carrier 220, the pressing mechanism 400 drives the output end to move downward, so that the test fixture applies force to the FPC so that the gold fingers of the FPC are in good contact with the gold fingers of the adapter board, thereby making the FPC electrically connected to the adapter board, so that the FPC can be tested.

[0031] In summary, the present invention uses the carrier mechanism 200, two sets of adapter plate mechanisms 300 and two sets of pressing mechanisms 400 to enable two sets of FPCs to be automatically aligned with the adapter plates, so that two sets of FPC tests can be performed simultaneously, thereby improving test efficiency.

[0032] Example 2

[0033] Based on the first embodiment, the present embodiment improves the plate carrier mechanism 200, the adapter plate mechanism 300 and the pressing mechanism 400 respectively. The specific improvements are as follows:

[0034] See also Figure 2 and Figure 5 As shown, for the carrier mechanism 200, the upper surface of the test fixing plate 100 is provided with first slide grooves 110 spaced apart along the left and right directions, and the two carriers 220 are slidingly connected to the corresponding first slide grooves 110 respectively. The carriers 220 can move along the first slide grooves 110 to adapt to the testing requirements of different FPCs, and have stronger versatility.

[0035] Furthermore, the carrier driving mechanism 210 is composed of a first base plate 211, a cylinder 212, a second base plate 213, a transmission rod 214 and a support seat 215. The first base plate 211 is fixedly connected to the bottom of the test fixing plate 100, the cylinder 212 is arranged on the first base plate 211, and the output shaft of the cylinder 212 is connected to the second base plate 213. The transmission rod 214 is arranged to penetrate the test fixing plate 100 in the up and down directions, and one end of it is connected to the second base plate 213, and the other end is connected to the support seat 215 to drive the support seat 215 to move up and down.

[0036] See also Figure 4As shown, for the pressing mechanism 400, the pressing mechanism 400 is composed of a fixed bracket 410, a pressing cylinder 420212, and a pressing head 430. The fixed bracket 410 is mounted above the test fixing plate 100, the pressing cylinder 420212 is arranged on the fixed bracket 410, the pressing head 430 is transmission-connected with the piston rod of the pressing cylinder 420212, and the test fixture is arranged on the pressing head 430. The fixed bracket 410 is composed of four vertical plates 411, a horizontal plate 412, two movable plates 413 and two supporting plates 414. The four vertical plates 411 are vertically arranged on the test fixed plate 100 and are respectively located at the four corners of the carrier mechanism 200. The horizontal plate 412 is arranged on the top of the vertical plate 411 and is parallel to the test fixed plate 100. The two movable plates 413 are both arranged on the horizontal plate 412. The two supporting plates 414 are respectively arranged on a movable plate 413. The two pressing cylinders 420212 are respectively arranged on a supporting plate 414, wherein the horizontal plate 412 is provided with second slide grooves 415 spaced apart along the left and right directions. The movable plates 413 of the two sets of pressing mechanisms 400 are respectively slidably connected to the corresponding second slide grooves 415. The movable plates 413 can move along the second slide grooves 415 to adapt to the testing requirements of different FPCs, and have stronger versatility.

[0037] Furthermore, the two sets of adapter plate mechanisms 300 are respectively disposed between the two vertical plates 411 .

[0038] See also Figure 3 As shown, for the adapter plate mechanism 300, the support column 330 is arranged below the test fixing plate 100, the end of the support column 330 is connected to the camera fixing plate 340, and the positioning camera 320 is arranged on the camera fixing plate 340. The adapter plate mechanism 300 also includes a light source assembly 350, which is arranged between the carrier plate 220 and the positioning camera 320. The light source assembly 350 can fill in the light for the positioning camera 320 in a low-light environment, so that the positioning camera 320 can better shoot the FPC. The light source assembly 350 is annular in structure, and the center hole of the light source assembly 350 is arranged opposite to the lens of the positioning camera 320 to prevent the light source assembly 350 from interfering with the shooting of the positioning camera 320.

[0039] Example 3

[0040] This embodiment also provides a testing device, including the testing fixture as described in Embodiment 1 and / or Embodiment 2.

[0041] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. For those skilled in the art, the present invention may be subject to various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. An FPC automatic positioning test fixture, characterized in that: It comprises a test fixing plate (100), a plate carrier mechanism (200), an adapter plate mechanism (300), a pressing mechanism (400) and a test fixture; wherein: The carrier mechanism (200) comprises a carrier driving mechanism (210), two carriers (220) and a placement jig (230) for placing an FPC, the two carriers (220) are arranged on the test fixing plate (100) at intervals, the placement jig (230) is arranged between the two carriers (220), and the carrier driving mechanism (210) is matched with the test fixing plate (100) and is located below the placement jig (230) to drive the placement jig (230) to move up and down; The adapter plate mechanism (300) is provided with two groups, and the two groups of the adapter plate mechanism (300) are respectively arranged on the opposite sides of the two carrier plates (220), and are both composed of a sliding module (310), an adapter plate and a positioning camera (320), wherein the adapter plate is slidably connected to the sliding module (310) to drive the adapter plate to move left and right, and the positioning camera (320) is arranged below the carrier plate (220); The pressing mechanism (400) is provided with two groups, the test fixture is arranged at the output end of the pressing mechanism (400), and the two groups of the pressing mechanism (400) are respectively arranged above two carrier plates (220) to drive the test fixture to move up and down.

2. The FPC automatic positioning test fixture as claimed in claim 1, characterized in that: The upper surface of the test fixing plate (100) is provided with first sliding grooves (110) spaced apart in the left-right direction, and the two carrier plates (220) are respectively slidably connected to the corresponding first sliding grooves (110).

3. The FPC automatic positioning test fixture as claimed in claim 1, characterized in that: The carrier plate driving mechanism (210) is composed of a first base plate (211), a cylinder (212), a second base plate (213), a transmission rod (214) and a support seat (215); the first base plate (211) is fixedly connected to the bottom of the test fixing plate (100); the cylinder (212) is arranged on the first base plate (211); the output shaft of the cylinder (212) is connected to the second base plate (213); the transmission rod (214) is arranged to penetrate the test fixing plate (100) in the up and down direction, and one end of the transmission rod is connected to the second base plate (213), and the other end is connected to the support seat (215) to drive the support seat (215) to move up and down.

4. The FPC automatic positioning test fixture as claimed in claim 1, characterized in that: The pressing mechanism (400) is composed of a fixed bracket (410), a pressing cylinder (420) (212), and a pressing head (430); the fixed bracket (410) is mounted above a test fixing plate (100); the pressing cylinder (420) (212) is disposed on the fixed bracket (410); the pressing head (430) is drivingly connected to a piston rod of the pressing cylinder (420) (212); and the test fixture is disposed on the pressing head (430).

5. The FPC automatic positioning test fixture as claimed in claim 4, characterized in that: The fixed bracket (410) is composed of four vertical plates (411), a horizontal plate (412), two movable plates (413) and two support plates (414). The four vertical plates (411) are vertically arranged on the test fixed plate (100) and are respectively located at the four corners of the carrier mechanism (200). The horizontal plate (412) is arranged on the top of the vertical plate (411) and is parallel to the test fixed plate (100). The two movable plates (413) are both arranged on the horizontal plate (412). The two support plates (414) are respectively arranged on a movable plate (413). The two pressing cylinders (420) (212) are respectively arranged on a support plate (414). The horizontal plate (412) is provided with second slide grooves (415) spaced apart in the left-right direction. The movable plates (413) of the two sets of pressing mechanisms (400) are respectively slidably connected to the corresponding second slide grooves (415).

6. The FPC automatic positioning test fixture as claimed in claim 5, characterized in that: The two sets of adapter plate mechanisms (300) are respectively arranged between the two vertical plates (411).

7. The FPC automatic positioning test fixture according to any one of claims 1 to 6, characterized in that: A support column (330) is disposed below the test fixing plate (100), a camera fixing plate (340) is connected to the end of the support column (330), and the positioning camera (320) is disposed on the camera fixing plate (340).

8. The FPC automatic positioning test fixture as claimed in claim 7, characterized in that: The adapter plate mechanism (300) further comprises a light source assembly (350), wherein the light source assembly (350) is arranged between the carrier plate (220) and the positioning camera (320).

9. The FPC automatic positioning test fixture as claimed in claim 8, characterized in that: The light source assembly (350) is in an annular structure, and a central hole of the light source assembly (350) is arranged directly opposite to the lens of the positioning camera (320).

10. A testing device, characterized in that: Comprising the test fixture as described in any one of claims 1 to 9.

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