CN217344195U

CN217344195U - Clamping frame for double-side welding of circuit board

Info

Publication number: CN217344195U
Application number: CN202220442940.6U
Authority: CN
Inventors: 何贞香; 张巧明
Original assignee: Zhuhai Zhongzhi Technology Co ltd
Current assignee: Zhuhai Zhongzhi Technology Co ltd
Priority date: 2022-03-03
Filing date: 2022-03-03
Publication date: 2022-09-02
Anticipated expiration: 2032-03-03

Abstract

The utility model discloses a clamping frame for double-sided welding of circuit board, including anchor clamps, anchor clamps top symmetry is equipped with the connecting axle that rotates the connection, and the connecting axle outer wall is equipped with the grip block, and connecting axle outer wall cover is equipped with gear one, and the rotation of anchor clamps inner wall is equipped with gear two with gear one engaged with, and the anchor clamps inner wall is equipped with sliding connection's connecting plate below gear two, and the connecting plate top is equipped with the dogtooth, and the connecting plate outer wall is equipped with spring one, and the connecting plate top is close to spring one side and is equipped with the arc pinion rack with gear two engaged with. The utility model discloses a set up connecting axle, grip block, gear one, gear two, connecting plate, dogtooth, spring one and arc pinion rack, can convenient and fast carry out the centre gripping to the circuit board, and increase the stability behind the centre gripping, easy operation is reliable, improves the work efficiency of centre gripping, can carry out double-sided welding to the circuit board simultaneously, need not to dismantle the back and reinstall, only need directly with the anchor clamps upset can.

Description

Clamping frame for double-side welding of circuit board

Technical Field

The utility model relates to a circuit board technical field specifically is a holding frame is used in two-sided welding of circuit board.

Background

The circuit board can be called as a printed circuit board or a printed circuit board, and is a flexible printed circuit board which is made of polyimide or polyester film as a base material and has high reliability and excellent performance. The circuit board is mainly composed of a bonding pad, a through hole, a mounting hole, a lead, a component, a connector assembly, filling, an electrical boundary and the like. The circuit board enables the circuit to be miniaturized and visualized, and plays an important role in batch production of fixed circuits and optimization of electric appliance layout. At present, in a processing technology of a circuit board, a plurality of plug-in units need to be welded on the circuit board, and the traditional circuit board welding generally adopts a manual welding mode, and the circuit board needs to be clamped and fixed before the circuit board is welded.

In the prior art, the equipment for clamping and fixing the circuit board is complex in operation and poor in fixing effect, and welding operation is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a clamping frame is used in two-sided welding of circuit board to solve the problem that proposes among the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a circuit board is holding frame for double-sided welding, includes anchor clamps, anchor clamps top symmetry is equipped with the connecting axle of rotation connection, the connecting axle outer wall is equipped with the grip block, connecting axle outer wall cover is equipped with gear one, the anchor clamps inner wall rotate be equipped with gear one engaged with gear two, the anchor clamps inner wall in gear two below is equipped with sliding connection's connecting plate, the connecting plate top is equipped with the dogtooth, the connecting plate outer wall is equipped with spring one, the connecting plate top is close to the spring one side be equipped with gear two engaged with arc pinion rack.

Further, the arc pinion rack outer wall is equipped with the haulage rope, the anchor clamps inner wall is equipped with sliding connection's connecting rod, haulage rope one end with connecting rod fixed connection, the connecting rod top is equipped with the lug, the lug pass through the spout with anchor clamps sliding connection, the spout inner wall is equipped with sliding connection's stopper, the lug inner wall slide be equipped with the spacing hole of stopper assorted, the stopper outer wall is equipped with spring two, spring two one end with spout inner wall fixed connection.

Further, the anchor clamps inner wall be equipped with a plurality of with haulage rope assorted leading wheel ensures that connecting rod accessible haulage rope drives the arc pinion rack simultaneously and removes to keeping away from two one sides of gear, stopper top control lever, the control lever extends to the anchor clamps top, the control lever with anchor clamps sliding connection, the limiting displacement of stopper to the lug can convenient and fast be relieved.

Further, the anchor clamps inner wall be equipped with arc pinion rack assorted cavity, a spring one end with cavity inner wall fixed connection ensures can not influence the motion of arc pinion rack.

Further, arc pinion rack outer wall is equipped with spring three, three one end of spring with cavity inner wall fixed connection realizes arc pinion rack's automatic re-setting, gear two through the pivot with the cavity rotates to be connected, guarantees that gear two can normal use.

Further, the bottom of the clamp is provided with a plurality of grooves, the top of the clamp is provided with a protective frame outside the gear, the overall attractiveness of the device is improved, the outer wall of the connecting shaft is provided with a connecting block for rotating and connecting, and the connecting block is fixedly connected with the clamp to realize the rotating and connecting of the connecting shaft and the clamp.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is:

1. the utility model discloses a set up connecting axle, grip block, gear one, gear two, connecting plate, dogtooth, spring one and arc pinion rack, can convenient and fast carry out the centre gripping to the circuit board, and increase the stability behind the centre gripping, easy operation is reliable, improves the work efficiency of centre gripping, can carry out double-sided welding to the circuit board simultaneously, need not to dismantle the back and reinstall, only need directly with the anchor clamps upset can.

2. The utility model discloses a set up haulage rope, connecting rod, lug, spout, stopper, spacing hole and spring two, but convenient and fast dismantles the circuit board from anchor clamps in, only need to one side behind the slip lug, again with the grip block reverse movement back, can take off the circuit board from anchor clamps in, improve the holistic work efficiency of this device greatly.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a plan view of the present invention as a whole;

FIG. 2 is a side sectional view of the present invention in its entirety;

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

fig. 4 is an enlarged schematic view of fig. 2B according to the present invention;

fig. 5 is an enlarged schematic view of fig. 1 at C according to the present invention;

in the figure: 1. a clamp; 2. a connecting shaft; 3. a clamping plate; 4. a first gear; 5. a second gear; 6. a connecting plate; 7. a convex tooth; 8. a first spring; 9. an arc toothed plate; 10. a hauling rope; 11. a connecting rod; 12. a bump; 13. a chute; 14. a limiting block; 15. a limiting hole; 16. a second spring; 17. a guide wheel; 18. a third spring; 19. and (6) a groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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. 1-3, the present invention provides a technical solution: a clamping frame for double-sided welding of a circuit board comprises a clamp 1, wherein connecting shafts 2 which are connected in a rotating mode are symmetrically arranged at the top of the clamp 1, clamping plates 3 are arranged on the outer walls of the connecting shafts 2, gears I4 are sleeved on the outer walls of the connecting shafts 2, gears II 5 meshed with the gears I4 are arranged on the inner walls of the clamp 1 in a rotating mode, a connecting plate 6 connected in a sliding mode is arranged below the gears II 5 on the inner wall of the clamp 1, convex teeth 7 are arranged at the top of the connecting plate 6, springs I8 are arranged on the outer walls of the connecting plate 6, arc-shaped toothed plates 9 meshed with the gears II 5 are arranged on the sides, close to the springs I8, of the tops of the connecting plate 6, cavities matched with the arc-shaped toothed plates 9 are arranged on the inner walls of the clamp 1, one ends of the springs I8 are fixedly connected with the inner walls of the cavities, springs III 18 are arranged on the outer walls of the arc-shaped toothed plates 9, one ends of the springs III 18 are fixedly connected with the inner walls of the cavities, the second gear 5 is connected with the cavity in a rotating mode through a rotating shaft, a plurality of grooves 19 are formed in the bottom of the clamp 1, a protection frame is arranged on the top of the clamp 1 and on the outer side of the first gear 4, a connecting block for connection in a rotating mode is arranged on the outer wall of the connecting shaft 2, and the connecting block is fixedly connected with the clamp 1.

The specific implementation mode is as follows: when the clamp is used, the circuit board is placed in the clamp 1 in a matched mode, then the clamping plate 3 is pressed downwards, the clamping plate 3 moves towards one side of the circuit board, the clamping plate 3 can drive the connecting shaft 2 to rotate, the connecting shaft 2 can drive the first gear 4 to rotate, the first gear 4 can drive the second gear 5 to rotate in a meshed mode, the second gear 5 can push the convex teeth 7 to move in a rotating mode, the convex teeth 7 can drive the connecting plate 6 to move, the connecting plate 6 can drive the arc-shaped toothed plate 9 to move, the arc-shaped toothed plate 9 is moved to the outer side of the second gear 5, the meshing effect on the second gear 5 is relieved, the second gear 5 can rotate at the moment and cannot move in the reverse direction, when the second gear 5 wants to move in the reverse direction, the arc-shaped toothed plate 9 is moved to the position meshed with the second gear 5 through the resilience of the first spring 8 and the third spring 18, and the second gear 5 is limited by the arc-shaped toothed plate 9 if the gear 5 wants to move in the reverse direction, make two 5 unable antiport of gear, continue to remove grip block 3, make grip block 3 remove to contact with the circuit board, and produce the effect that compresses tightly to the circuit board, can fix the circuit board at 1 inner wall of anchor clamps this moment, make the circuit board be convenient for weld, and when placing the circuit board in anchor clamps 1, it is corresponding with the recess 19 of 1 bottom of anchor clamps with the arch of circuit board bottom, it then is the fretwork form not have bellied part, can weld the back like this at the top to the circuit board, direct upset, upwards overturn the bottom surface of circuit board, weld the bottom surface of circuit board once more, reach and use same anchor clamps 1, can carry out two-sided welded purpose to the circuit board.

Referring to fig. 1-5, the present invention provides a technical solution: a clamping frame for double-side welding of a circuit board, and also comprises a traction rope 10 arranged on the outer wall of the arc toothed plate 9, a connecting rod 11 which is connected in a sliding way is arranged on the inner wall of the clamp 1, one end of the traction rope 10 is fixedly connected with the connecting rod 11, the top of the connecting rod 11 is provided with a convex block 12, the convex block 12 is connected with the clamp 1 in a sliding way through a sliding chute 13, the inner wall of the sliding groove 13 is provided with a limiting block 14 in sliding connection, the inner wall of the convex block 12 is provided with a limiting hole 15 matched with the limiting block 14 in a sliding way, a second spring 16 is arranged on the outer wall of the limiting block 14, one end of the second spring 16 is fixedly connected with the inner wall of the sliding groove 13, the inner wall of the clamp 1 is provided with a plurality of guide wheels 17 matched with the traction ropes 10, a control rod is arranged at the top of the limiting block 14, the control rod extends to above the clamp 1, and the control rod is connected with the clamp 1 in a sliding mode.

The specific implementation mode is as follows: when the circuit board is used and needs to be disassembled after welding, the lug 12 is only required to be moved, the lug 12 drives the connecting rod 11 to move towards one side, the connecting rod 11 can drive one end of the traction rope 10 to move, and the connecting rod 11 can drive one end of the traction rope 10 through the guide wheel 17, the other end of the traction rope 10 drives the arc-shaped toothed plate 9 to move, the arc-shaped toothed plate 9 is pulled to the outer side of the gear II 5 and is not meshed with the gear II 5, when the lug 12 moves to one end in the sliding groove 13, the limiting block 14 can move back under the action of the rebound force of the compressed spring II 16, the limiting block 14 is moved to the limiting hole 15, the lug 12 is limited and fixed, at the moment, the lug 12 does not need to be fixed manually, the clamping plate 3 can move reversely, the clamping plate 3 is enabled to release the pressing and fixing of the circuit board, then the circuit board can be taken out of the clamp 1, and the operation is simple and fast, the working efficiency can be improved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a circuit board is clamping frame for double-sided welding, includes anchor clamps (1), its characterized in that: anchor clamps (1) top symmetry is equipped with connecting axle (2) that rotate the connection, connecting axle (2) outer wall is equipped with grip block (3), connecting axle (2) outer wall cover is equipped with gear one (4), anchor clamps (1) inner wall rotate be equipped with gear two (5) that gear one (4) engaged with, anchor clamps (1) inner wall in gear two (5) below is equipped with sliding connection's connecting plate (6), connecting plate (6) top is equipped with dogtooth (7), connecting plate (6) outer wall is equipped with spring one (8), connecting plate (6) top is close to spring one (8) one side be equipped with gear two (5) engaged with arc pinion rack (9).

2. The holder of claim 1, wherein: arc pinion rack (9) outer wall is equipped with haulage rope (10), anchor clamps (1) inner wall is equipped with sliding connection's connecting rod (11), haulage rope (10) one end with connecting rod (11) fixed connection, connecting rod (11) top is equipped with lug (12), lug (12) through spout (13) with anchor clamps (1) sliding connection, spout (13) inner wall is equipped with sliding connection's stopper (14), lug (12) inner wall slide be equipped with stopper (14) assorted spacing hole (15), stopper (14) outer wall is equipped with spring two (16), spring two (16) one end with spout (13) inner wall fixed connection.

3. The holder of claim 2, wherein: the inner wall of the clamp (1) is provided with a plurality of guide wheels (17) matched with the traction ropes (10), the top of the limiting block (14) is provided with a control rod, the control rod extends to the upper part of the clamp (1), and the control rod is connected with the clamp (1) in a sliding mode.

4. The holder of claim 1, wherein: the inner wall of the clamp (1) is provided with a cavity matched with the arc toothed plate (9), and one end of the first spring (8) is fixedly connected with the inner wall of the cavity.

5. The holder of claim 4, wherein: arc pinion rack (9) outer wall is equipped with spring three (18), spring three (18) one end with cavity inner wall fixed connection, gear two (5) through the pivot with the cavity rotates and is connected.

6. The holder of claim 5, wherein: the gear wheel is characterized in that a plurality of grooves (19) are formed in the bottom of the clamp (1), a protective frame is arranged on the top of the clamp (1) outside the gear wheel (4), a connecting block connected in a rotating mode is arranged on the outer wall of the connecting shaft (2), and the connecting block is fixedly connected with the clamp (1).