CN214585862U

CN214585862U - FPC circuit board test fixture

Info

Publication number: CN214585862U
Application number: CN202120598807.5U
Authority: CN
Inventors: 李娜
Original assignee: Shenzhen Beichen Electronics Co ltd
Current assignee: Shenzhen Beichen Electronics Co ltd
Priority date: 2021-03-24
Filing date: 2021-03-24
Publication date: 2021-11-02
Anticipated expiration: 2031-03-24

Abstract

The utility model discloses a FPC circuit board test fixture, including base, fixed plate, pillar, probe card, bracing piece, first spout, removal frame, flexible hydro-cylinder, lead screw, circuit board standing groove, movable groove, slider, movable block, second spout, fixing bolt, gag lever post, spring, probe and rubber pad, the inside of base is provided with the circuit board standing groove, and the internally mounted of circuit board standing groove has the fixed plate, the rubber pad is installed in the surface of fixed plate, the spring is installed in the left side of fixed plate, and the internally mounted of spring has the gag lever post, the pillar is installed to the top of base, and the bracing piece is installed to the top of pillar. This be used for FPC circuit board test fixture slides on the bracing piece through first spout to adjust the position of probe dish according to FPC circuit board, and then realize carrying out accurate location to the probe dish, avoid FPC circuit board and probe dish dislocation, influence the test result.

Description

FPC circuit board test fixture

Technical Field

The utility model relates to a FPC circuit board test technical field specifically is a FPC circuit board test fixture.

Background

The FPC circuit board needs to be detected in multiple aspects during production, the FPC circuit board reaching the qualified standard can be put into use, the FPC circuit board testing jig is a testing jig special for testing the FPC circuit board, various types of FPC circuit boards can be effectively tested by means of the FPC circuit board testing jig, and the purpose of detecting the quality of the FPC board is achieved.

The existing FPC circuit board test fixture is used for a long time, the FPC circuit board is prone to deviation from the probes, the FPC circuit board is inconvenient to adjust, the FPC circuit board is prone to damage or deviation when the FPC circuit board is fixed, test results are affected, the use requirements of people cannot be well met, and technical innovation is conducted on the basis of the existing FPC circuit board test fixture according to the situation.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned weak point that exists among the prior art, the utility model aims at providing a FPC circuit board test fixture.

The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is: a FPC circuit board test fixture comprises a base, a fixed plate, a pillar, a probe disc, a support rod, a first chute, a movable frame, a telescopic oil cylinder, a lead screw, a circuit board placing groove, a movable groove, a slide block, a movable block, a second chute, a fixed bolt, a limiting rod, a spring, a probe and a rubber pad, wherein the circuit board placing groove is arranged inside the base, the fixed plate is arranged inside the circuit board placing groove, the rubber pad is arranged on the outer surface of the fixed plate, the spring is arranged on the left side of the fixed plate, the limiting rod is arranged inside the spring, the pillar is arranged above the base, the support rod is arranged above the pillar, the movable frame is arranged above the support rod, the first chute is arranged on the inner side of the movable frame, the movable groove is internally provided with a movable block, the lead screw is arranged inside the movable block, the utility model discloses a probe, including movable block, probe dish, slider, fixing bolt, flexible hydro-cylinder, probe dish and probe, the slider is installed to the front end of movable block, and the front end of slider is provided with the second spout, fixing bolt is installed in the left side of removing the frame, flexible hydro-cylinder is installed to the below of movable block, and the below of flexible hydro-cylinder installs the probe dish, the probe is installed to the below of probe dish.

The movable frame forms a sliding structure through the first sliding groove and the supporting rod, and the fixing bolt penetrates through the interior of the movable frame.

The limiting rod penetrates through the inside of the base, and the limiting rod is connected with the fixing plate in a welding mode.

The screw rod is in threaded connection with the movable block, and the screw rod penetrates through the inside of the movable block.

The movable block passes through to constitute sliding structure between slider and the second spout and the removal frame, and the thickness of slider equals with the height of second spout to be welded connection between slider and the movable block.

The probe plate forms a telescopic structure through the telescopic oil cylinder and the movable frame, and the probe plate is in threaded connection with the telescopic oil cylinder.

The fixed plate is in adhesive connection with the rubber pad, and the fixed plate is matched with the rubber pad in shape.

The utility model has the advantages that:

1. the moving frame slides on the supporting rod through the first sliding groove, so that the position of the probe disc is adjusted according to the FPC, the probe disc is accurately positioned, and the FPC and the probe disc are prevented from being misplaced to influence a test result; the base plays limiting displacement to the gag lever post, and then carries on spacingly to the fixed plate, and better carries out the centre gripping fixed to FPC circuit board.

2. The screw rod rotates to push the movable block to move in the movable groove through the threads, so that the movement adjusting operation of the probe disc becomes simple and convenient, and meanwhile, the screw rod is matched with the sliding movable frame to accurately position the probe disc, so that the testing efficiency of the Zhi county is improved; the movable block slides in the movable frame through the sliding block and the second sliding groove, friction loss between the movable block and the movable frame is reduced, the service life of the equipment is prolonged, and adjusting precision is improved.

3. The probe disc moves downwards under the pushing of the telescopic oil cylinder to realize contact with the FPC circuit board to be tested in the circuit board placing groove and detect the FPC circuit board to be tested, so that the detection efficiency of the device is greatly improved, and the probe disc and the telescopic oil cylinder are in threaded connection so as to facilitate replacement of the probe disc and realize testing of FPC circuit boards of various specifications; the rubber pad can prevent that the fixed plate from taking place the friction rather than taking place when fixed to FPC circuit board centre gripping, causing the damage to FPC circuit board, increased the fixed plate simultaneously and to the frictional force between the FPC circuit board, and then fix more firmly to FPC circuit board.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic view of a portion of the structure of FIG. 1;

FIG. 3 is a schematic front view of the present invention;

fig. 4 is a schematic view of the external structure of the fixing plate of the present invention.

In the figure: 1. a base; 2. a fixing plate; 3. a pillar; 4. a probe plate; 5. a support bar; 6. a first chute; 7. a movable frame; 8. a telescopic oil cylinder; 9. a screw rod; 10. a circuit board placing groove; 11. a movable groove; 12. a slider; 13. a movable block; 14. a second chute; 15. fixing the bolt; 16. a limiting rod; 17. a spring; 18. a probe; 19. and (7) a rubber pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a FPC board testing jig includes a base 1, a fixed plate 2, a pillar 3, a probe plate 4, a support rod 5, a first chute 6, a movable frame 7, a telescopic cylinder 8, a lead screw 9, a circuit board placing groove 10, a movable groove 11, a slider 12, a movable block 13, a second chute 14, a fixing bolt 15, a limit rod 16, a spring 17, a probe 18, and a rubber pad 19, the circuit board placing groove 10 is provided inside the base 1, the fixed plate 2 is installed inside the circuit board placing groove 10, the rubber pad 19 is installed on the outer surface of the fixed plate 2, the spring 17 is installed on the left side of the fixed plate 2, the limit rod 16 is installed inside the spring 17, the pillar 3 is installed above the base 1, the support rod 5 is installed above the pillar 3, the movable frame 7 is installed above the support rod 5, and the first chute 6 is provided inside the movable frame 7, the inside of removing frame 7 is provided with movable groove 11, and the internally mounted of movable groove 11 has movable block 13, and the internally mounted of movable block 13 has lead screw 9, and slider 12 is installed to the front end of movable block 13, and the front end of slider 12 is provided with second spout 14, and fixing bolt 15 is installed on the left side of removing frame 7, and flexible hydro-cylinder 8 is installed to the below of movable block 13, and the below of flexible hydro-cylinder 8 is installed probe dish 4, and probe 18 is installed to the below of probe dish 4.

In the utility model, the movable frame 7 forms a sliding structure through the first sliding groove 6 and the support rod 5, and the fixing bolt 15 penetrates through the movable frame 7; remove frame 7 and slide on bracing piece 5 through first spout 6 to adjust the position of probe dish 4 according to the FPC circuit board, and then realize carrying out accurate location to probe dish 4, avoid FPC circuit board and probe dish 4 dislocation, influence the test result.

In the utility model, the limiting rod 16 penetrates through the base 1, and the limiting rod 16 is welded with the fixed plate 2; the base 1 plays limiting displacement to the gag lever post 16, and then carries on spacingly to fixed plate 2, better to the centre gripping of carrying on of FPC circuit board fixed.

In the utility model, the screw rod 9 is connected with the movable block 13 by screw thread, and the screw rod 9 penetrates through the movable block 13; the lead screw 9 rotates and can promote movable block 13 through the screw thread and move in 11 insides of activity groove for the removal of probe dish 4 is adjusted the operation and is become simple and convenient, mutually supports with gliding removal frame 7 simultaneously, carries out accurate location to probe dish 4, improves this test efficiency who treats county.

In the utility model, the movable block 13 forms a sliding structure with the movable frame 7 through the sliding block 12 and the second sliding groove 14, the thickness of the sliding block 12 is equal to the height of the second sliding groove 14, and the sliding block 12 is connected with the movable block 13 by welding; the movable block 13 slides in the movable frame 7 through the sliding block 12 and the second sliding groove 14, so that the friction loss between the movable block 13 and the movable frame 7 is reduced, the service life of the equipment is prolonged, and the adjusting precision is improved.

In the utility model, the probe disc 4 forms a telescopic structure through the telescopic oil cylinder 8 and the movable frame 7, and the probe disc 4 is in threaded connection with the telescopic oil cylinder 8; the probe disc 4 moves downwards under the pushing of the telescopic oil cylinder 8 to realize the contact with the FPC circuit board to be tested in the circuit board placing groove 10, and the detection is carried out on the FPC circuit board to be tested, so that the detection efficiency of the device is greatly improved, and the probe disc 4 and the telescopic oil cylinder 8 are connected in a threaded mode, so that the probe disc 4 is convenient to replace, and the FPC circuit boards of various specifications are tested.

In the utility model, the fixed plate 2 is in adhesive connection with the rubber pad 19, and the fixed plate 2 is matched with the rubber pad 19 in shape; the rubber pad 19 can prevent the fixed plate 2 from rubbing with the FPC circuit board when clamping and fixing the FPC circuit board, so as to damage the FPC circuit board, and meanwhile, the friction force between the fixed plate 2 and the FPC circuit board is increased, so that the FPC circuit board is fixed more firmly.

The utility model discloses a theory of operation is: when in use, firstly, the fixed plate 2 is pushed leftwards, then the FPC board to be tested is placed in the circuit board placing groove 10 in the base 1, so that the right rear two sides of the FPC board to be tested are contacted with the right rear side of the circuit board placing groove 10, the fixed plate 2 is released, the spring 17 on the limiting rod 16 pushes the fixed plate 2 to move rightwards, the rubber pad 19 is contacted with the left end of the FPC board and is firmly fixed in the circuit board placing groove 10, secondly, the screw rod 9 is rotated, the movable block 13 is pushed to slide in the movable groove 11 through the sliding block 12 and the second sliding groove 14, the right end of the probe disc 4 and the right end of the FPC board are positioned on the same vertical surface, secondly, the movable frame 7 is pushed, the movable frame 7 is enabled to slide on the supporting rod 5 supported by the supporting column 3 through the first sliding groove 6, and the probe disc 4 is moved to be right above the FPC board, fixing through fixing bolt 15, then, flexible hydro-cylinder 8 work extension promotes probe dish 4 and moves down, makes probe 18 and each key department contact on the FPC circuit board of probe dish 4 below, and then tests it, can test other FPC circuit boards with the specification at last.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a FPC circuit board test fixture, includes base (1), fixed plate (2), pillar (3), probe dish (4), bracing piece (5), first spout (6), removes frame (7), flexible hydro-cylinder (8), lead screw (9), circuit board standing groove (10), movable groove (11), slider (12), movable block (13), second spout (14), fixing bolt (15), gag lever post (16), spring (17), probe (18) and rubber pad (19), its characterized in that: the novel multifunctional electric connector is characterized in that a circuit board placing groove (10) is arranged inside the base (1), a fixed plate (2) is arranged inside the circuit board placing groove (10), a rubber pad (19) is arranged on the outer surface of the fixed plate (2), a spring (17) is arranged on the left side of the fixed plate (2), a limiting rod (16) is arranged inside the spring (17), a support column (3) is arranged above the base (1), a support rod (5) is arranged above the support column (3), a moving frame (7) is arranged above the support rod (5), a first sliding groove (6) is arranged on the inner side of the moving frame (7), a moving groove (11) is arranged inside the moving frame (7), a moving block (13) is arranged inside the moving groove (11), a lead screw (9) is arranged inside the moving block (13), and a sliding block (12) is arranged at the front end of the moving block (13), and the front end of slider (12) is provided with second spout (14), fixing bolt (15) are installed in the left side of removing frame (7), flexible hydro-cylinder (8) are installed to the below of movable block (13), and the below of flexible hydro-cylinder (8) installs probe dish (4), probe (18) are installed to the below of probe dish (4).

2. The FPC board test fixture of claim 1, wherein: the moving frame (7) forms a sliding structure through the first sliding groove (6) and the supporting rod (5), and the fixing bolt (15) penetrates through the moving frame (7).

3. The FPC board test fixture of claim 1, wherein: the limiting rod (16) penetrates through the base (1), and the limiting rod (16) is connected with the fixing plate (2) in a welding mode.

4. The FPC board test fixture of claim 1, wherein: the screw rod (9) is in threaded connection with the movable block (13), and the screw rod (9) penetrates through the inside of the movable block (13).

5. The FPC board test fixture of claim 1, wherein: the movable block (13) forms a sliding structure with the movable frame (7) through the sliding block (12) and the second sliding groove (14), the thickness of the sliding block (12) is equal to the height of the second sliding groove (14), and the sliding block (12) is connected with the movable block (13) in a welding mode.

6. The FPC board test fixture of claim 1, wherein: the probe disc (4) forms a telescopic structure with the movable frame (7) through the telescopic oil cylinder (8), and the probe disc (4) is in threaded connection with the telescopic oil cylinder (8).

7. The FPC board test fixture of claim 1, wherein: the fixed plate (2) is in adhesive connection with the rubber pad (19), and the fixed plate (2) is matched with the rubber pad (19) in shape.