CN220629665U - Turnover bending clamp for flexible circuit board - Google Patents

Abstract

The utility model provides a turnover bending clamp for a flexible circuit board, which comprises a base and a support, wherein a driving mechanism is arranged on the support, a clamping mechanism is arranged between the driving mechanism and the base, the clamping mechanism comprises an upper pressing plate, a lower supporting plate, a clamping plate and a convex block, the upper pressing plate is arranged at the bottom side of the driving mechanism, the outer wall of the lower supporting plate is fixedly connected with the base, and the convex block is of a cavity structure and is integrally arranged on the lower supporting plate. According to the flexible circuit board clamping device, flexible circuit boards with different bending requirements can be clamped through the clamping mechanism, the circuit boards are clamped horizontally through the clamping effect between the upper pressing plate and the lower supporting plate, different circuit boards are clamped vertically through the clamping plates, the selection of clamping modes is greatly enriched, the applicability of the clamp is improved, the toothed plate is driven to move in the pressing process of the upper pressing plate, and the clamping plates are driven to clamp the circuit boards through the meshing of the gears and the toothed plate.

Description

Turnover bending clamp for flexible circuit board

Technical Field

The utility model relates to the technical field of circuit board clamps, in particular to a turnover bending clamp for a flexible circuit board.

Background

Flexible circuit boards, also known as "flexible boards," are printed circuits made from flexible, insulating substrates. The flexible circuit provides good electrical property, can satisfy the design needs of smaller-size and higher density installation, also help reducing the equipment process and strengthen the reliability, the flexible circuit board is the only solution that satisfies electronic product miniaturization and removal requirement, the flexible circuit board need overturn bending to it when producing, need carry out the centre gripping to the circuit board this moment, thereby the bender of being convenient for bends the circuit board, current clamping device often can only carry out the centre gripping fixed of horizontal placement type to the flexible circuit board, and the circuit board bending point of different models and bending mode probably are different, the selectivity is relatively poor, thereby lead to holistic suitability relatively poor.

Disclosure of Invention

The utility model provides a turnover bending clamp for a flexible circuit board, aiming at the defects of the prior art.

The utility model solves the technical problems by the following technical means:

the utility model provides a flexible line way board is with upset anchor clamps of bending, includes base and support, be provided with actuating mechanism on the support, be provided with fixture between actuating mechanism and the base, fixture includes top board, lower backup pad, splint and lug, the top board sets up at actuating mechanism bottom side, lower backup pad outer wall and base fixed connection, the lug is cavity structure and integration and sets up on the lower backup pad, top board bottom fixedly connected with pinion rack, the lug inner wall rotates and is connected with the bull stick, coaxial fixedly connected with gear and cam on the bull stick, gear and pinion rack engagement, cam and splint intermittent type contact, splint and lower backup pad sliding connection, fixedly connected with reset spring between lower backup pad one side and the lug inner wall.

Preferably, the driving mechanism comprises an air cylinder and a connecting plate, the air cylinder is fixedly connected with the bracket, an output shaft of the air cylinder is fixedly connected with the connecting plate, and a bolt is detachably connected between the connecting plate and the upper pressing plate.

Preferably, one end of the upper pressing plate, which is close to the lower supporting plate, is fixedly connected with a plurality of pressing rods, and one end of the pressing rods, which is close to the lower supporting plate, is fixedly connected with rubber.

Preferably, the cam is not contacted with the toothed plate and the return spring during movement, and the toothed plate is not contacted with the return spring during movement.

Preferably, the cams are provided in plurality and symmetrically distributed on two sides of the toothed plate.

Preferably, the edge of one side of the lower support plate, which is close to the upper pressing plate, is detachably connected with a rubber sleeve.

The utility model has the beneficial effects that: the flexible circuit board that can be simultaneously to different bending requirements is centre gripping through fixture, through the centre gripping effect between top board and the lower backup pad, carries out horizontal centre gripping to the circuit board, carries out vertical centre gripping to the circuit board of difference through splint, richenes the selection of centre gripping mode greatly, improves the suitability of this anchor clamps, and the top board drives the pinion rack motion at the in-process of pushing down, through gear and pinion rack meshing, drives the clamping of splint carrying out the circuit board for link between two kinds of centre gripping modes, the structure is ingenious, it is convenient to use.

Drawings

Fig. 1 is a schematic perspective view of a turnover bending fixture for a flexible circuit board according to an embodiment of the present utility model;

fig. 2 is a schematic front view of a turnover bending fixture for a flexible circuit board according to an embodiment of the present utility model;

fig. 3 is a schematic side view of a turnover bending fixture for a flexible circuit board according to an embodiment of the present utility model;

fig. 4 is a schematic diagram of a partial sectional structure of a turnover bending fixture for a flexible circuit board according to an embodiment of the present utility model;

in the figure: 1. a base; 2. a bracket; 3. a driving mechanism; 31. a cylinder; 32. a connecting plate; 33. a compression bar; 4. a clamping mechanism; 41. an upper press plate; 42. a lower support plate; 43. a clamping plate; 44. a bump; 45. a toothed plate; 46. a rotating rod; 47. a gear; 48. a cam; 49. and a return spring.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to the embodiments.

Examples

As shown in fig. 1-4, in this embodiment, the turnover bending fixture for a flexible circuit board comprises a base 1 and a support 2, a driving mechanism 3 is provided on the support 2, a clamping mechanism 4 is provided between the driving mechanism 3 and the base 1, the clamping mechanism 4 comprises an upper pressing plate 41, a lower supporting plate 42, a clamping plate 43 and a protruding block 44, the upper pressing plate 41 is arranged at the bottom side of the driving mechanism 3, the outer wall of the lower supporting plate 42 is fixedly connected with the base 1, the protruding block 44 is of a cavity structure and integrally provided on the lower supporting plate 42, the bottom end of the upper pressing plate 41 is fixedly connected with a toothed plate 45, the inner wall of the protruding block 44 is rotationally connected with a rotating rod 46, a gear 47 and a cam 48 are coaxially and fixedly connected with the rotating rod 46, the gear 47 is meshed with the toothed plate 45, the cam 48 is intermittently contacted with the clamping plate 43, the clamping plate 43 is slidably connected with the lower supporting plate 42, and a reset spring 49 is fixedly connected between one side of the lower supporting plate 42 and the inner wall of the protruding block 44.

Specifically, when in use, through placing different flexible circuit boards between the upper pressing plate 41 and the lower supporting plate 42 and at the clamping plate 43 respectively, the flexible circuit boards with different bending requirements can be clamped simultaneously through the clamping mechanism 4, the circuit boards are horizontally clamped through the clamping effect between the upper pressing plate 41 and the lower supporting plate 42, different circuit boards are vertically clamped through the clamping plate 43, the applicability of the clamp is greatly improved, the toothed plate 45 is driven to move in the pressing process of the upper pressing plate 41, the gear 47 is meshed with the toothed plate 45, the gear 47 is rotated and drives the cam 48 to rotate, the clamping plate 43 is extruded after the clamping plate 43 is contacted, and then the clamping of the two clamping modes is linked through the clamping plate 43.

As shown in fig. 1-4, in some embodiments, the driving mechanism 3 includes an air cylinder 31 and a connecting plate 32, the air cylinder 31 is fixedly connected with the bracket 2, and an output shaft of the air cylinder is fixedly connected with the connecting plate 32, a bolt is detachably connected between the connecting plate 32 and the upper pressing plate 41, the air cylinder 31 is started, the connecting plate 32 is pushed to drive the upper pressing plate 41 to press down, so that horizontal clamping of the circuit board is completed, and the bolt is convenient for dismounting between the connecting plate 32 and the upper pressing plate 41.

As shown in fig. 1-4, in some embodiments, a plurality of compression bars 33 are fixedly connected to one end of the upper compression plate 41, which is close to the lower support plate 42, and rubber is fixedly connected to one end of the compression bar 33, which is close to the lower support plate 42, so that the circuit board is conveniently compressed by the arrangement of the compression bars 33, and the arrangement of the rubber prevents the circuit board from being damaged due to hard contact.

As shown in fig. 1-4, in some embodiments, the cam 48 is not in contact with the toothed plate 45 and the return spring 49 during movement, and the toothed plate 45 is not in contact with the return spring 49 during movement, so that the cam 48 and the toothed plate 45 are not interfered by other parts during movement, and smooth movement of the cam 48 and the toothed plate 45 is ensured.

As shown in fig. 1-4, in some embodiments, a plurality of cams 48 are provided and symmetrically distributed on two sides of the toothed plate 45, so that the clamping plate 43 is supported by the plurality of cams 48, and the clamping stability of the clamping plate 43 is enhanced.

As shown in fig. 1-4, in some embodiments, a rubber sleeve is detachably connected to an edge of one side of the lower support plate 42 near the upper press plate 41, and the edge of the circuit board is protected from abrasion during bending by the rubber sleeve.

The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting.

Claims (6)

1. The utility model provides a flexible line way board is with upset anchor clamps of bending, includes base (1) and support (2), be provided with actuating mechanism (3), its characterized in that on support (2): the utility model provides a clamping mechanism (4) is provided with between actuating mechanism (3) and base (1), clamping mechanism (4) are including top board (41), bottom suspension fagging (42), splint (43) and lug (44), top board (41) set up in actuating mechanism (3) downside, bottom suspension fagging (42) outer wall and base (1) fixed connection, lug (44) are cavity structure and integration and offer on bottom suspension fagging (42), top board (41) bottom fixedly connected with pinion rack (45), lug (44) inner wall rotation is connected with bull stick (46), coaxial fixedly connected with gear (47) and cam (48) on bull stick (46), gear (47) and pinion rack (45) meshing, cam (48) and splint (43) intermittent type contact, splint (43) and bottom suspension fagging (42) sliding connection, fixedly connected with reset spring (49) between bottom suspension fagging (42) one side and lug (44) inner wall.

2. The flip bending jig for a flexible wiring board according to claim 1, wherein: the driving mechanism (3) comprises an air cylinder (31) and a connecting plate (32), the air cylinder (31) is fixedly connected with the support (2), an output shaft of the air cylinder is fixedly connected with the connecting plate (32), and bolts are detachably connected between the connecting plate (32) and the upper pressing plate (41).

3. The flip bending jig for a flexible wiring board according to claim 2, wherein: one end of the upper pressing plate (41) close to the lower supporting plate (42) is fixedly connected with a plurality of pressing rods (33), and one end of the pressing rods (33) close to the lower supporting plate (42) is fixedly connected with rubber.

4. The flip bending jig for a flexible wiring board according to claim 3, wherein: the cam (48) is not contacted with the toothed plate (45) and the return spring (49) during the movement process, and the toothed plate (45) is not contacted with the return spring (49) during the movement process.

5. The flip bending jig for a flexible wiring board according to claim 4, wherein: the cams (48) are arranged in a plurality and are symmetrically distributed on two sides of the toothed plate (45).

6. The flip bending jig for a flexible wiring board according to claim 5, wherein: the edge of one side of the lower supporting plate (42) close to the upper pressing plate (41) is detachably connected with a rubber sleeve.