CN213186748U

CN213186748U - Circuit board clamp

Info

Publication number: CN213186748U
Application number: CN202022299013.7U
Authority: CN
Inventors: 但昭聪
Original assignee: Foshan Shunde Zhaorui Electronic Technology Co ltd
Current assignee: Foshan Shunde Zhaorui Electronic Technology Co ltd
Priority date: 2020-10-15
Filing date: 2020-10-15
Publication date: 2021-05-11
Anticipated expiration: 2030-10-15

Abstract

The utility model discloses a circuit board clamp in the field of circuit board clamping, which comprises a base, wherein a supporting plate is fixedly connected with the upper end of the base, the front end of the supporting plate is fixedly connected with a first bearing seat, a third bearing seat and a fixed plate, a worm is connected in the first bearing seat in a rotating way, the worm is meshed with a turbine, a thread cylinder is fixedly connected with the upper end of the turbine, the thread cylinder is connected with a threaded rod in a threaded way, and a slide block is connected in the; worm left side fixedly connected with third bevel gear, the meshing of third bevel gear upper end has fourth bevel gear, fourth bevel gear upper end fixedly connected with pivot, pivot upper end fixedly connected with second bevel gear, the meshing of second bevel gear rear end has first bevel gear, first bevel gear rear end fixedly connected with loop bar, and the draw-in groove has been seted up to the loop bar inner wall, sliding connection has the fixture block in the draw-in groove, fixture block rear end fixedly connected with telescopic link, the utility model discloses simple structure the cost of manufacture is low, only needs simple operation just can reach the centre gripping to the circuit board.

Description

Circuit board clamp

Technical Field

The utility model relates to a circuit board centre gripping field specifically is a circuit board clamp.

Background

With the development of technology and technology, the manufacture and use of various circuit boards are increased, the demand of printed circuit boards and the demand of clamps for the printed circuit boards are increased, and a circuit board clamp is a clamp for welding or detecting the circuit board.

However, when soldering the circuit board, the circuit board is directly placed on a plane for soldering, and the circuit board cannot be fixed, and at this time, the circuit board may be moved during soldering, and circuit elements cannot be accurately soldered.

Therefore, the utility model provides a circuit board clamp to solve the problem that proposes in the above-mentioned background art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a circuit board anchor clamps to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a circuit board clamp comprises a base, wherein a supporting plate is fixedly connected to the upper end of the base, a first bearing seat, a third bearing seat and a fixing plate are fixedly connected to the front end of the supporting plate, a worm is connected in the first bearing seat in a rotating mode and meshed with a worm wheel, a threaded cylinder is fixedly connected to the upper end of the worm wheel, a threaded rod is connected to the threaded cylinder in a threaded mode, and a sliding block is connected to the upper end of the threaded rod in a rotating mode; a third bevel gear is fixedly connected to the left side of the worm, a fourth bevel gear is meshed with the upper end of the third bevel gear, a rotating shaft is fixedly connected to the upper end of the fourth bevel gear, a second bevel gear is fixedly connected to the upper end of the rotating shaft, a first bevel gear is meshed with the rear end of the second bevel gear, a loop bar is fixedly connected to the rear end of the first bevel gear, a clamping groove is formed in the inner wall of the loop bar, a clamping block is connected to the clamping groove in a sliding mode, and a telescopic rod is fixedly connected to; the right side of the worm is fixedly connected with a first handle; the supporting plate is characterized in that a square hole is formed in the front end face of the supporting plate, a rocker is rotatably connected in the square hole, a second sliding groove is formed in the lower end face of the rocker, a second sliding block is slidably connected in the second sliding groove, the rear end of the rocker is rotatably connected with a second clamping plate, and a first clamping plate is fixedly connected to the front end of the supporting plate.

As a further aspect of the present invention: first spout has been seted up to the base up end, sliding connection has first slider in the first spout, first slider female connection has the lead screw, lead screw rear end fixedly connected with second handle like this at the during operation, can make first slider slide in first spout through rotating the second handle, and then drive the backup pad and remove and make to carry out the centre gripping to the circuit board of equidimension not.

As a further aspect of the present invention: the first bevel gear and the loop bar fixed connection of front end, the first bevel gear and the telescopic link fixed connection of rear end, at the during operation like this, can make the second splint of both ends carry out the centre gripping simultaneously through rotating first handle.

As a further aspect of the present invention: the supporting legs are fixedly connected to the lower end of the base and evenly distributed at the lower end of the base, so that stable support for the device can be achieved during working.

As a further aspect of the present invention: the rotating shaft is connected in the third bearing seat in a rotating mode, and the third bearing seats are uniformly distributed on the rotating shaft, so that the rotating shaft can rotate stably when the rotary table works.

As a further aspect of the present invention: the upper end of the supporting plate is fixedly connected with a second bearing seat, a sleeve rod and a telescopic rod are connected in the second bearing seat in a rotating mode, and therefore the sleeve rod and the telescopic rod can rotate stably when the telescopic rod works.

Advantageous effects

Compared with the prior art, the beneficial effects of the utility model are that:

through at first handle, the worm, the turbine, first bevel gear, second bevel gear, third bevel gear, under the cooperation of fourth bevel gear and pivot, rotate first handle, and then the screw thread section of thick bamboo rotates, also make the loop bar rotate simultaneously, the rotation of loop bar makes under fixture block and draw-in groove effect that the telescopic link rotates, the worm that drives the other end rotates, then make the threaded rod remove under the effect of second spout and second slider, because the rocker makes to drive the rotation of second splint at the quad slit internal rotation, then can reach the centre gripping to the circuit board with first splint cooperation down, fixed problem when having solved circuit board soldering tin welding, great improvement welded precision, waste is reduced.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the whole body of the utility model viewed from the middle and the right;

fig. 3 is an enlarged schematic structural view of a portion a in fig. 2 according to the present invention;

fig. 4 is a schematic structural diagram of a middle rear view section of the present invention;

fig. 5 is an enlarged schematic structural view of a portion B in fig. 4 according to the present invention;

FIG. 6 is a schematic structural view of the left-side view of the present invention;

fig. 7 is an enlarged schematic structural view of a portion C in fig. 6 according to the present invention.

In the figure: 1-base, 2-supporting plate, 3-first bearing seat, 4-first handle, 5-first clamping plate, 6-second clamping plate, 7-rocker, 8-second bearing seat, 9-telescopic rod, 10-loop bar, 11-first bevel gear, 12-second bevel gear, 13-rotating shaft, 14-third bevel gear, 15-threaded rod, 16-threaded cylinder, 17-fixing plate, 18-worm, 19-supporting leg, 20-square hole, 21-first sliding groove, 22-turbine, 23-third bevel gear, 24-fourth bevel gear, 25-second handle, 26-second sliding groove, 27-second sliding block, 28-clamping block, 29-clamping groove, 30-screw rod and 31-first sliding block.

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 to 7, in an embodiment of the present invention, a circuit board fixture includes a base 1, a supporting plate 2 is fixedly connected to an upper end of the base 1, a first bearing seat 3, a third bearing seat 14 and a fixing plate 17 are fixedly connected to a front end of the supporting plate 2, a worm 18 is rotatably connected to the first bearing seat 3, the worm 18 is engaged with a worm wheel 22, a threaded cylinder 16 is fixedly connected to an upper end of the worm wheel 22, the threaded cylinder 16 is threadedly connected to a threaded rod 15, and a slider is rotatably connected to an upper end of the threaded rod 15; a third bevel gear 23 is fixedly connected to the left side of the worm 18, a fourth bevel gear 24 is meshed with the upper end of the third bevel gear 23, a rotating shaft 13 is fixedly connected to the upper end of the fourth bevel gear 24, a second bevel gear 12 is fixedly connected to the upper end of the rotating shaft 13, a first bevel gear 11 is meshed with the rear end of the second bevel gear 12, a loop bar 10 is fixedly connected to the rear end of the first bevel gear 11, a clamping groove 29 is formed in the inner wall of the loop bar 10, a clamping block 28 is slidably connected to the clamping groove 29, and a telescopic rod 9; the first handle 4 is fixedly connected to the right side of the worm 18; square hole 20 has been seted up to the terminal surface before backup pad 2, and the internal rotation of square hole 20 is connected with rocker 7, and second spout 26 has been seted up to the terminal surface under rocker 7, and sliding connection has second slider 27 in the

second spout

26, and 7 rear ends of rocker rotate and are connected with

second splint

6, and 2 front end fixedly connected with first splint 5 of backup pad.

The upper end surface of the base 1 is provided with a first sliding groove 21, a first sliding block 31 is connected in the first sliding groove 21 in a sliding manner, a screw rod 30 is connected in the first sliding block 31 in an internal thread manner, and a second handle 25 is fixedly connected to the rear end of the screw rod 30, so that when the circuit board clamping device works, the first sliding block 31 can slide in the first sliding groove 21 by rotating the second handle 25, and the supporting plate 2 is driven to move so as to clamp circuit boards with different sizes; the first bevel gear 11 at the front end is fixedly connected with the loop bar 10, and the first bevel gear 11 at the rear end is fixedly connected with the telescopic bar 9, so that when the device works, the second clamping plates 6 at the two ends can be clamped simultaneously by rotating the first handle 4; the lower end of the base 1 is fixedly connected with the supporting legs 19, and the supporting legs 19 are uniformly distributed at the lower end of the base 1, so that the device can be stably supported during working; the rotating shaft 13 is rotatably connected in the third bearing seat 14, and the third bearing seats 14 are uniformly distributed on the rotating shaft 13, so that the rotating shaft 13 can stably rotate during working; the backup pad upper end fixedly connected with second bearing frame 8, the internal rotation of second bearing frame 8 is connected with loop bar 10 and telescopic link 9, like this at the during operation, can make loop bar 10 and telescopic link 9 steady rotation.

The utility model discloses a theory of operation is:

when the utility model is used, the device is placed at a required place, the second handle 25 is rotated to drive the screw rod 30 to rotate, at the moment, the first slider 31 connected with the screw rod 30 by screw threads slides in the first chute 21 to drive the support plate 2 to move, at the moment, the clamping block 28 moves in the clamping groove 29, when the device moves to a certain distance, at the moment, the first handle 4 is rotated to drive the worm 18 to rotate and further drive the third bevel gear 23 to rotate, the third bevel gear 23 drives the fourth bevel gear 24 engaged with the third bevel gear to rotate, and further the rotating shaft 13 rotates, at the moment, the second bevel gear 12 fixedly connected with the rotating shaft 13 rotates, the second bevel gear 12 drives the first bevel gear 11 engaged with the third bevel gear to rotate, at the moment, the sleeve rod 10 also rotates along with the rotation, because the clamping block 28 is clamped in the clamping groove 29, at the moment, the telescopic rod 9 rotates, at this moment, the worm 18 on another supporting plate 2 that just can make rotates, the worm 18 rotates and is driving the turbine 22 with it meshing and rotate, and then make a screw thread section of thick bamboo 16 rotate, then make under the effect of second slider 27 and second spout 26 with 16 threaded connection's of a screw thread threaded rod 15 remove, and then drive second slider 27 and slide in second spout 26, because rocker 7 is at the internal rotation of quad slit 20, at this moment along with the removal of threaded rod 15 makes second splint 6 rotate, then reach the centre gripping to the circuit board under the cooperation of first splint 5, the utility model discloses simple structure cost of manufacture is low, only needs simple operation just can reach the centre gripping to the circuit board, great improvement welded precision, reduced the waste.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a circuit board anchor clamps, includes base (1), its characterized in that: the upper end of the base (1) is fixedly connected with a supporting plate (2), the front end of the supporting plate (2) is fixedly connected with a first bearing seat (3), a third bearing seat (14) and a fixing plate (17), a worm (18) is rotationally connected in the first bearing seat (3), the worm (18) is meshed with a turbine (22), the upper end of the turbine (22) is fixedly connected with a threaded cylinder (16), the threaded cylinder (16) is in threaded connection with a threaded rod (15), and the upper end of the threaded rod (15) is rotationally connected with a sliding block; a third bevel gear (23) is fixedly connected to the left side of the worm (18), a fourth bevel gear (24) is meshed with the upper end of the third bevel gear (23), a rotating shaft (13) is fixedly connected to the upper end of the fourth bevel gear (24), a second bevel gear (12) is fixedly connected to the upper end of the rotating shaft (13), a first bevel gear (11) is meshed with the rear end of the second bevel gear (12), a loop bar (10) is fixedly connected to the rear end of the first bevel gear (11), a clamping groove (29) is formed in the inner wall of the loop bar (10), a clamping block (28) is slidably connected in the clamping groove (29), and a telescopic rod (9) is fixedly connected to the rear end; the right side of the worm (18) is fixedly connected with a first handle (4); the end surface has seted up quad slit (20) before backup pad (2), quad slit (20) internal rotation is connected with rocker (7), second spout (26) have been seted up to the terminal surface under rocker (7), sliding connection has second slider (27) in second spout (26), rocker (7) rear end rotates and is connected with second splint (6), backup pad (2) front end fixedly connected with first splint (5).

2. A circuit board holder according to claim 1, wherein: first spout (21) have been seted up to base (1) up end, sliding connection has first slider (31) in first spout (21), first slider (31) internal thread connection has lead screw (30), lead screw (30) rear end fixedly connected with second handle (25).

3. A circuit board holder according to claim 1, wherein: the first bevel gear (11) at the front end is fixedly connected with the loop bar (10), and the first bevel gear (11) at the rear end is fixedly connected with the telescopic bar (9).

4. A circuit board holder according to claim 1, wherein: the lower end of the base (1) is fixedly connected with supporting legs (19), and the supporting legs (19) are uniformly distributed at the lower end of the base (1).

5. A circuit board holder according to claim 1, wherein: the rotating shaft (13) is connected in the third bearing seat (14) in a rotating mode, and the third bearing seat (14) is evenly distributed on the rotating shaft (13).

6. A circuit board holder according to claim 1, wherein: the upper end of the supporting plate is fixedly connected with a second bearing seat (8), and a sleeve rod (10) and a telescopic rod (9) are rotationally connected in the second bearing seat (8).