Flexible flat cable bending detection device

Abstract

The utility model discloses a flexible flat cable bending detection device which comprises two clamping mechanisms and a bending driving mechanism for driving a flexible flat cable to bend back and forth, the two clamping mechanisms correspond to the two ends of the flexible flat cable respectively, and the bending driving mechanism comprises a sliding seat and a bending driving motor for driving the sliding seat to slide. The sliding seat is provided with a slotted hole matched with the flexible flat cable, the upper surface of the machine table is provided with a downwards-concave sliding groove, the lower end of the sliding seat is located in the sliding groove, the sliding seat can slide in the direction of the sliding groove, the sliding seat is fixed to the rack, the rack is meshed with the gear, the gear is connected with an output shaft of the bending driving motor, and the bending driving motor is fixed to the machine table. According to the utility model, the flexible flat cable passes through the slotted hole, the two ends of the flexible flat cable are clamped through the clamping mechanism, the bending driving motor drives the gear to rotate, the gear drives the sliding seat to move back and forth through the rack, and the slotted hole of the sliding seat is utilized to drive the flexible flat cable to bend back and forth, so that the bending test on the flexible flat cable is facilitated.

Description

Technical Field

[0001] The utility model belongs to the technical field of flexible flat cable testing, and particularly relates to a flexible flat cable bending detection device. Background Art

[0002] The flexible flat cable is a frequently used connecting wire in electronic products. In application fields such as semiconductor processing, optical systems, and machining, there are relatively high requirements for the application of flexible flat cables. Different bending degrees will cause damage to them, resulting in the inoperability of system equipment;

[0003] The bending test of the flexible flat cable is one of the very important parameters of the flexible flat cable. After the flexible flat cable is manufactured, it is usually necessary to sample and test the bending of the flexible flat cable. However, at present, most of the bending tests of the flexible flat cable are carried out manually. The manual test method is not only time-consuming and laborious, with low test efficiency, but also the test data is inaccurate, thus bringing inconvenience to production enterprises. Content of the Utility Model

[0004] The main technical problem to be solved by the utility model is to provide a flexible flat cable bending detection device. The flexible flat cable is passed through the slot hole, and both ends of the flexible flat cable are clamped by the clamping mechanism. The bending drive motor drives the gear to rotate, and the gear drives the sliding seat to move back and forth through the rack, and the flexible flat cable is driven to bend back and forth by the slot hole of the sliding seat, which is convenient for bending test of the flexible flat cable.

[0005] To solve the above technical problem, a technical solution adopted by the utility model is: a flexible flat cable bending detection device, including two clamping mechanisms and a bending drive mechanism for driving the flexible flat cable to bend back and forth. The two clamping mechanisms correspond to both ends of the flexible flat cable respectively. The clamping mechanism includes a clamping jaw, a mounting plate, and a fixing plate. The clamping jaw is fixed to the connecting rod, the connecting rod passes through the fixing plate and is fixed to the mounting plate. The mounting plate is provided with at least two guide rods, the fixing plate is provided with guide holes matching the guide rods, the guide rods are inserted into the guide holes, and a tension spring is sleeved on the guide rods. The tension spring is located between the mounting plate and the fixing plate, and the fixing plate is fixed to the machine table;

[0006] The bending drive mechanism includes a sliding seat and a bending drive motor for driving the sliding seat to slide. The sliding seat is provided with a slot hole matching the flexible cable. The upper surface of the machine table is provided with a concave chute. The lower end of the sliding seat is located inside the chute, and the sliding seat can slide along the direction of the chute. The sliding seat is fixed to a rack, the rack meshes with a gear, and the gear is connected to the output shaft of the bending drive motor. The bending drive motor is fixed to the machine table. The bending drive motor drives the gear to rotate, and the gear drives the sliding seat to move back and forth through the rack, and the slot hole of the sliding seat is used to drive the flexible cable to bend back and forth, facilitating the bending test of the flexible cable.

[0007] Further, a limiting plate is fixed on the upper surface of the machine table. The mounting plate is located between the limiting plate and the fixing plate, and the mounting plate can slide between the limiting plate and the fixing plate.

[0008] Further, the clamping jaw includes two clamping arms and a clamping spring. The middle parts of the two clamping arms are hinged to each other, and the ends of the two clamping arms are provided with clamping parts for clamping the flexible cable. The clamping spring is located between the two clamping arms to make the clamping parts of the two clamping arms approach each other. One of the two clamping arms is connected to a connecting rod.

[0009] Further, guide bars are provided on both sides of the sliding seat. The machine table is provided with a baffle, and the guide bars are located between the baffle and the chute.

[0010] Further, a pressing plate is provided inside the slot hole. One end of the pressing rod is connected to the pressing plate, the other end of the pressing rod passes through the sliding seat and is connected to a pull handle. A compression spring is provided between the pressing plate and the inner wall of the slot hole, and the compression spring is sleeved on the pressing rod.

[0011] Further, the surface of the pressing plate in contact with the flexible cable is provided with a layer of anti-slip rubber layer, and the surface of the anti-slip rubber layer is provided with a plurality of anti-slip stripes.

[0012] The beneficial effects of the present utility model at least include the following points:

[0013] The bending drive mechanism of the present utility model includes a sliding seat and a bending drive motor for driving the sliding seat to slide. The sliding seat is provided with a slot hole matching the flexible cable. The sliding seat is fixed to a rack, the rack meshes with a gear, and the gear is connected to the output shaft of the bending drive motor. The flexible cable is passed through the slot hole and the two ends of the flexible cable are clamped by a clamping mechanism. The bending drive motor drives the gear to rotate, and the gear drives the sliding seat to move back and forth through the rack, and the slot hole of the sliding seat is used to drive the flexible cable to bend back and forth, facilitating the bending test of the flexible cable;

[0014] The clamping mechanism of the present utility model includes clamping jaws, a mounting plate, and a fixing plate. The clamping jaws are fixed to a connecting rod, the connecting rod passes through the fixing plate and is fixed to the mounting plate. The mounting plate is provided with at least two guide rods, and the fixing plate is provided with guide holes matching the guide rods. The guide rods are inserted into the guide holes, and a tension spring is located between the mounting plate and the fixing plate. During the testing process, the tension spring always flexibly tensions the flexible cable.

[0015] Inside the slot hole of the present utility model, there is a pressing plate. One end of the pressing plate is connected to a pressing rod, and the other end of the pressing rod passes through the sliding seat and is connected to a pulling handle. A compression spring is provided between the pressing plate and the inner wall of the slot hole. The compression spring is sleeved on the pressing rod, and the flexible cable is pressed by the pressing plate under the action of the compression spring. Description of the Drawings

[0016] Figure 1 is a schematic structural diagram of the present utility model;

[0017] Figure 2 is of the present utility model Figure 1 enlarged view of part A;

[0018] Figure 3 is a schematic structural diagram of the sliding seat of the present utility model;

[0019] Figure 4 is a cross-sectional view of the present utility model;

[0020] Figure 5 is of the present utility model Figure 4 enlarged view of part B;

[0021] The labels of each part in the drawings are as follows:

[0022] 1. Clamping mechanism; 111. Clamping arm; 112. Clamping spring; 113. Clamping part; 12. Mounting plate; 121. Guide rod; 13. Fixing plate; 131. Guide hole; 14. Connecting rod; 15. Tension spring; 16. Limiting plate; 2. Flexible cable; 31. Sliding seat; 311. Slot hole; 312. Guide strip; 32. Bending drive motor; 33. Rack; 34. Gear; 35. Pressing plate; 351. Anti-slip rubber layer; 36. Pressing rod; 37. Pulling handle; 38. Compression spring; 4. Machine table; 41. Chute; 42. Baffle. Detailed Description of the Embodiment

[0023] The following elaborates on the preferred embodiments of the present utility model in conjunction with the drawings, so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making a clearer and more definite definition of the protection scope of the present utility model.

[0024] Embodiment: A flexible cable bending detection device, as Figure 1As shown, it includes two clamping mechanisms 1 and a bending driving mechanism for driving the flexible flat cable 2 to bend back and forth. The two clamping mechanisms 1 correspond to the two ends of the flexible flat cable 2 respectively, as Figure 2 As shown, the clamping mechanism 1 includes a clamping jaw, a mounting plate 12, and a fixing plate 13. The clamping jaw is fixed to a connecting rod 14. The connecting rod 14 passes through the fixing plate 13 and is fixed to the mounting plate 12. The mounting plate 12 is provided with at least two guide rods 121. The fixing plate 13 is provided with guide holes 131 matching the guide rods 121. The guide rods 121 are inserted into the guide holes 131. A tension spring 15 is sleeved on the guide rods 121. The tension spring 15 is located between the mounting plate 12 and the fixing plate 13. The fixing plate 13 is fixed to the machine table 4;

[0025] As Figure 4 And as Figure 5 As shown, the bending driving mechanism includes a sliding seat 31 and a bending driving motor 32 for driving the sliding seat 31 to slide. The sliding seat 31 is provided with a slot hole 311 matching the flexible flat cable 2. The upper surface of the machine table 4 is provided with a concave chute 41. The lower end of the sliding seat 31 is located inside the chute. And the sliding seat 31 can slide along the direction of the chute 41. The sliding seat 31 is fixed to a rack 33. The rack 33 meshes with a gear 34. The gear 34 is connected to the output shaft of the bending driving motor 32. The bending driving motor 32 is fixed to the machine table 4.

[0026] A limiting plate 16 is fixed to the upper surface of the machine table 4. The mounting plate 12 is located between the limiting plate 16 and the fixing plate 13. And the mounting plate 12 can slide between the limiting plate 16 and the fixing plate 13.

[0027] The clamping jaw includes two clamping arms 111 and a clamping spring 112. The middle parts of the two clamping arms 111 are hinged to each other. And the ends of the two clamping arms 111 are provided with clamping parts 113 for clamping the flexible flat cable 2. The clamping spring 112 is located between the two clamping arms 111 to make the clamping parts 113 of the two clamping arms 111 approach each other. One of the two clamping arms 111 is connected to the connecting rod 14.

[0028] Guide strips 312 are provided on both sides of the sliding seat 31. The machine table 4 is equipped with a baffle 42. The guide strips 312 are located between the baffle 42 and the chute 41.

[0029] As Figure 3As shown, a pressing plate 35 is provided inside the slot hole 311. One end of the pressing plate 35 is connected to one end of a pressing rod 36, and the other end of the pressing rod 36 passes through the sliding seat 31 and is connected to a pull handle 37. A compression spring 38 is provided between the pressing plate 35 and the inner wall of the slot hole 311, and the compression spring 38 is sleeved on the pressing rod 36.

[0030] The surface of the pressing plate 35 in contact with the flexible cable 2 is provided with a layer of anti-slip rubber layer 351, and the surface of the anti-slip rubber layer 351 is provided with a number of anti-slip stripes.

[0031] The working principle of the present utility model is as follows: The flexible cable is passed through the slot hole, and both ends of the flexible cable are clamped by the clamping mechanism. Under the action of the compression spring, the flexible cable is pressed by the pressing plate. The bending drive motor drives the gear to rotate, and the gear drives the sliding seat to move back and forth through the rack, and the flexible cable is driven to bend back and forth by the slot hole of the sliding seat, which is convenient for bending test of the flexible cable.

[0032] The above are only embodiments of the present utility model, and do not limit the patent scope of the present utility model. Any equivalent structural transformation made by using the content of the specification and drawings of the present utility model, or directly or indirectly applied in other related technical fields, shall be equally included in the patent protection scope of the present utility model.

Claims

1. A flexible flat cable bending detection device, characterized in that: The invention comprises two clamping mechanisms (1) and a bending driving mechanism for driving a flexible flat cable (2) to bend back and forth, the two clamping mechanisms respectively corresponding to the two ends of the flexible flat cable, the clamping mechanism comprising a clamping claw, a mounting plate (12), and a fixing plate (13), the clamping claw being fixed to a connecting rod (14), the connecting rod passing through the fixing plate and being fixed to the mounting plate, the mounting plate being provided with at least two guide rods (121), the fixing plate being provided with a guide hole (131) matching the guide rod, the guide rod being inserted into the guide hole, the guide rod being sleeved with a tension spring (15), the tension spring being located between the mounting plate and the fixing plate, and the fixing plate being fixed to a machine platform (4); The bending drive mechanism comprises a sliding seat (31) and a bending drive motor (32) for driving the sliding seat to slide, the sliding seat is provided with a slot (311) matching the soft flat cable, the upper surface of the machine is provided with a concave slide groove (41), the lower end of the sliding seat is located inside the slide groove, and the sliding seat can slide along the direction of the slide groove, the sliding seat is fixed to a rack (33), the rack is meshed with a gear (34), the gear is connected to the output shaft of the bending drive motor, and the bending drive motor is fixed to the machine.

2. The flexible flat cable bending detection device according to claim 1, characterized in that: A limiting plate (16) is fixed on the upper surface of the machine platform, the mounting plate is located between the limiting plate and the fixing plate, and the mounting plate can slide between the limiting plate and the fixing plate.

3. The flexible flat cable bending detection device according to claim 1, characterized in that: The clamping claw comprises two clamping arms (111) and a clamping spring (112), the middle parts of the two clamping arms are hinged to each other, and the ends of the two clamping arms are provided with clamping portions (113) for clamping the flexible flat cable, the clamping spring is located between the two clamping arms so that the clamping portions of the two clamping arms are close to each other, and one of the two clamping arms is connected to the connecting rod.

4. The flexible flat cable bending detection device according to claim 1, characterized in that: Guide strips (312) are provided on both sides of the sliding seat, a baffle (42) is installed on the machine platform, and the guide strip is located between the baffle and the sliding groove.

5. The flexible flat cable bending detection device according to claim 1, characterized in that: A pressure plate (35) is provided inside the slot hole, the pressure plate is connected to one end of a pressure rod (36), the other end of the pressure rod passes through a sliding seat and is connected to a pull handle (37), a compression spring (38) is provided between the pressure plate and the inner wall of the slot hole, and the compression spring is sleeved on the pressure rod.

6. The flexible flat cable bending detection device according to claim 5, characterized in that: The surface of the pressing plate in contact with the flexible flat cable is provided with an anti-skid rubber layer (351), and the surface of the anti-skid rubber layer is provided with a plurality of anti-skid strips.

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