CN219113127U

CN219113127U - PCB welding fixing clamp capable of preventing clamping damage

Info

Publication number: CN219113127U
Application number: CN202223102102.3U
Authority: CN
Inventors: 孟大伟; 刘香云; 王良友; 蒋艺楠
Original assignee: Shanghai Weili Industrial Co ltd
Current assignee: Shanghai Weili Industrial Co ltd
Priority date: 2022-11-22
Filing date: 2022-11-22
Publication date: 2023-06-02
Anticipated expiration: 2032-11-22

Abstract

The utility model relates to the technical field of fixing frames, in particular to a PCB welding fixing clamp capable of preventing clamping damage, which comprises a base, wherein driving boxes are arranged on two sides of the base, an auxiliary plate is arranged on the base, and the PCB welding fixing clamp further comprises: the clamping part is used for clamping the PCB, so that the welding is not influenced when the PCB is welded, and a locking part is arranged between the clamping part and the auxiliary plate; the driving part is used for driving the auxiliary plate and the clamping part to move along the horizontal direction and adjusting the clamping distance between the clamping parts; and the overturning part is used for overturning the PCB on the clamping part. According to the utility model, the base and the convex columns are arranged, the convex columns can rotate on the base, when the direction of the PCB is adjusted, the welding tool is not required to be put down to move the whole fixing clamp, the PCB can be adjusted by only rotating the base, when the fixing clamp is moved, scalding of workers due to high temperature on the welding tool is avoided, and the safety of the workers is ensured.

Description

PCB welding fixing clamp capable of preventing clamping damage

Technical Field

The utility model relates to the technical field of fixing frames, in particular to a PCB welding fixing clamp capable of preventing clamping damage.

Background

The fixing clamp mainly comprises a clamping seat matched with a bolt, a nut and a fixing seat, and is used for clamping the PCB before welding the PCB, so that the PCB cannot be disturbed during welding, and the influence on welding is prevented during welding the PCB.

In the prior art; the following drawbacks also exist: firstly, when one side of the PCB is welded, the PCB is required to be taken down from the fixing clamp and turned over, and the PCB is required to be clamped by the fixing clamp again after the turning over, so that the time for welding the PCB is increased; secondly, carry out welded in-process to the PCB board, the fixation clamp is tightly cliied with the PCB board, when needs carry out the position adjustment to the PCB board, removes the fixation clamp and just can carry out the position adjustment to the PCB board, at the in-process of position adjustment, needs put down the instrument and just can carry out the position adjustment, if direct removal fixation clamp, welding tool can make workman scald because of the high temperature, can not guarantee workman's security. In view of this, we propose a PCB welding fixture that prevents pinching damage.

Disclosure of Invention

In order to make up for the defects, the utility model provides the PCB welding fixing clamp capable of preventing clamping damage.

The technical scheme of the utility model is as follows:

prevent pressing from both sides PCB board welding fixation clamp that decreases, including the base, the drive box is installed to the both sides of base, be equipped with the accessory plate on the base, still include:

the clamping part is used for clamping the PCB, so that the welding is not influenced when the PCB is welded, and a locking part is arranged between the clamping part and the auxiliary plate;

the driving part is used for driving the auxiliary plate and the clamping part to move along the horizontal direction and adjusting the clamping distance between the clamping parts;

and a connecting part is arranged between the overturning part and the base and used for overturning the PCB on the clamping part.

Further, the clamping part comprises a second clamping plate arranged on the auxiliary plate, a sliding block is arranged between the second clamping plate and the auxiliary plate, a first sliding groove matched with the sliding block is arranged on the auxiliary plate, protruding blocks are arranged on the upper side and the lower side of the sliding block, and a strip-shaped groove matched with the protruding blocks is arranged on the inner wall of the first sliding groove.

Further, the clamping part further comprises a first clamping plate arranged on the second clamping plate, a bolt is arranged between the first clamping plate and the second clamping plate, and a nut used for adjusting the distance between the first clamping plate and the second clamping plate is arranged on the bolt.

Further, the locking part comprises two bolt sleeves fixed on the second clamping plate, the auxiliary plate is provided with slots matched with bolts in the bolt sleeves, the two bolts in the bolt sleeves are connected through a connecting rod, a spring is arranged between the connecting rod and the second clamping plate, one end of the spring is fixed on the connecting rod, and the other end of the spring is fixed on the second clamping plate.

Further, the drive part is including locating the electric putter in the drive box, be equipped with the connecting seat on the electric putter, be equipped with the connecting block between connecting seat and the accessory plate, be equipped with the second spout that is used for the connecting block to remove along the horizontal direction on the drive box.

Further, the boss is installed to the bottom of base for rotate the base, the end of boss is equipped with the base, the end of boss still is equipped with the spacing ring, be equipped with the recess that is used for holding some boss on the base, and the inner wall of recess be equipped with spacing ring assorted spacing groove.

Further, the connecting portion comprises auxiliary blocks fixed on two sides of the base, and the connecting portion further comprises connecting columns fixed on the auxiliary blocks.

Further, the turnover part comprises a rotating shaft fixed at the center of the connecting column, one end of the rotating shaft is provided with a case, and a power source for driving the rotating shaft to rotate is arranged in the case.

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

1. according to the utility model, the rotating shaft is arranged to turn over the PCB on the clamping part, so that the PCB is not required to be taken down and clamped by the fixing clamp again, the time for welding the PCB is saved, and the efficiency for welding the PCB is improved.

2. According to the utility model, the base and the convex columns are arranged, the convex columns can rotate on the base, when the direction of the PCB is adjusted, the welding tool is not required to be put down to move the whole fixing clamp, the PCB can be adjusted by only rotating the base, when the fixing clamp is moved, scalding of workers due to high temperature on the welding tool is avoided, and the safety of the workers is ensured.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a part of the structure of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2A;

FIG. 4 is an enlarged schematic view of the structure of FIG. 2B;

FIG. 5 is a schematic diagram of the structure of the clamping portion and the driving portion according to the present utility model;

FIG. 6 is an enlarged schematic view of the structure of FIG. 5C;

fig. 7 is an enlarged schematic view of the structure of D in fig. 5.

In the figure:

1. support legs;

2. a chassis; 21. a rotating shaft; 22. a connecting column;

3. an auxiliary block;

4. an auxiliary plate; 41. a first chute; 42. a slot;

5. a drive box; 51. a second chute;

6. a base;

7. a first clamping plate; 8. a second clamping plate;

9. a bolt; 91. a nut;

10. a base; 11. a convex column; 12. a connecting block;

13. an electric push rod; 131. a connecting seat;

14. a connecting rod; 141. a bolt sleeve; 142. and (3) a spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1-7, the present utility model is described in detail by the following embodiments:

prevent pressing from both sides PCB board welding fixation clamp that decreases, including base 6, the both sides fixed mounting of base 6 has drive box 5, be equipped with accessory plate 4 on the base 6, still include:

the clamping part is used for clamping the PCB, so that the welding is not influenced when the PCB is welded, and a locking part is arranged between the clamping part and the auxiliary plate 4;

a driving part for driving the auxiliary plate 4 and the clamping part to move along the horizontal direction and adjusting the clamping distance between the clamping parts;

and a connecting part is arranged between the overturning part and the base 6 and used for overturning the PCB on the clamping part.

In this embodiment, the clamping portion includes a second clamping plate 8 disposed on the auxiliary plate 4, a sliding block is disposed between the second clamping plate 8 and the auxiliary plate 4, the sliding block is fixedly connected with the second clamping plate 8, a first sliding groove 41 matched with the sliding block is disposed on the auxiliary plate 4, protruding blocks are fixedly mounted on the upper and lower sides of the sliding block, and a bar-shaped groove matched with the protruding blocks is disposed on the inner wall of the first sliding groove 41. By providing the slide and the first slide groove 41, the second clamping plate 8 is better moved over the auxiliary plate 4.

In this embodiment, the clamping portion further includes a first clamping plate 7 disposed on the second clamping plate 8, a bolt 9 is disposed between the first clamping plate 7 and the second clamping plate 8, the first clamping plate 7 is in threaded connection with the second clamping plate 8 and the bolt 9, a nut 91 for adjusting the distance between the first clamping plate 7 and the second clamping plate 8 is disposed on the bolt 9, and the nut 91 is in threaded connection with the bolt 9. The clamping distance between the first clamping plate 7 and the second clamping plate 8 is adjusted by rotating the bolt 9, and the nut 91 is rotated to fix the first clamping plate 7 and the second clamping plate 8 on the bolt 9.

In this embodiment, the locking portion includes two pin sleeves 141 fixed on the second clamping plate 8, and the auxiliary plate 4 is provided with slots 42 matching with pins in the pin sleeves 141, the pins in the two pin sleeves 141 are connected through the connecting rod 14, a spring 142 is disposed between the connecting rod 14 and the second clamping plate 8, one end of the spring 142 is fixed on the connecting rod 14, and the other end is fixed on the second clamping plate 8. By pulling the connecting rod 14 to deform the spring 142, the pins in the pin sleeve 141 are separated from the slots 42, the second clamping plate 8 moves along the vertical direction to drive the first clamping plate 7, the nut 91 and the bolt 9 to move, when the connecting rod 14 is released, and the pins in the pin sleeve 141 are inserted into the slots 42 along with the deformation pins of the spring 142.

In this embodiment, the driving portion includes an electric push rod 13 fixed on the inner wall of the driving box 5, a connecting seat 131 is disposed on the electric push rod 13, a connecting block 12 is disposed between the connecting seat 131 and the auxiliary plate 4, the connecting block 12 is fixedly connected with the connecting seat 131, and a second chute 51 for moving the connecting block 12 along the horizontal direction is disposed on the driving box 5. Through setting up electric putter 13, electric putter 13 drives connecting seat 131 along the horizontal direction and removes, and connecting seat 131 drives connecting block 12 and removes, and connecting block 12 drives accessory plate 4 and removes, and accessory plate 4 drives second splint 8 and remove.

In this embodiment, a boss 11 is fixedly installed at the bottom of the base 6 and used for rotating the base 6, a base 10 is arranged at the end of the boss 11, the boss 11 is rotatably connected with the base 10, a limiting ring is fixedly installed at the end of the boss 11, a groove for accommodating a part of the boss 11 is formed in the base 10, and a limiting groove matched with the limiting ring is formed in the inner wall of the groove. By providing a stop collar, the boss 11 will not be deflected when it is rotated on the base 10.

In this embodiment, the connection part includes auxiliary blocks 3 fixed to both sides of the base 10, and the connection part further includes connection posts 22 fixed to the auxiliary blocks 3; the turnover part comprises a rotating shaft 21 fixed at the center of a connecting column 22, one end of the rotating shaft 21 is provided with a case 2, a power source for driving the rotating shaft 21 to rotate is arranged in the case 2, the power source is a motor, and a power output shaft of the motor is coaxially fixed with one end of the rotating shaft 21. The motor drives the rotating shaft 21 to rotate, the rotating shaft 21 is provided with the connecting column 22 to rotate, the connecting column 22 drives the auxiliary block 3 to rotate, the auxiliary block 3 drives the base 10 to rotate, and the base 10 drives the base 6 to rotate.

In this embodiment, the bottom of the chassis 2 is fixedly provided with a supporting leg 1, the supporting leg 1 is fixedly provided with a switch, a closed loop is formed among the motor, the electric push rod 13 and the switch, and the motor and the electric push rod 13 are controlled to be started and closed by the switch.

Working principle: firstly, through pulling connecting rod 14, make spring 142 take place deformation, the bolt in the bolt cover 141 breaks away from slot 42, second splint 8 moves along the vertical direction, drive first splint 7, nut 91 and bolt 9 remove, when the distance is the same with the length of PCB board between two second splint 8, loosen connecting rod 14, the bolt in the bolt cover 141 inserts in slot 42 along with the deformation bolt of spring 142, afterwards, rotate bolt 9 and adjust the clamp distance between first splint 7 and second splint 8, make the bottom of first splint 7 contact with the top of PCB board, the top of second splint contacts with the bottom of PCB board, rotate nut 91, make first splint 7 and second splint 8 fixed on bolt 9, thereby clamp the one end of PCB board, open the switch of electric putter 13, electric putter 13 drives connecting seat 131 along the horizontal direction removal, connecting seat 131 drives connecting block 12 and moves auxiliary plate 4, auxiliary plate 4 drives second splint 8 and moves, when the distance is the same with the width of board between two second splint 8, close electric putter's switch 9 and the bottom of PCB board contact with the bottom of PCB board, rotate the second splint 7, make the top of second splint 7 and the bottom of second splint 8 contact with the top of PCB board, the top of PCB board is held at the second splint 7, the top of PCB board is held to the top of PCB board is adjusted, the top of PCB board is contacted to the top to the second splint is contacted with the second splint 7, the top of PCB board is welded to the top of PCB board is contacted with the top of second splint 7, the top of PCB board is welded to the top of PCB board is welded.

After one side of the PCB is welded, a switch of the motor is turned on, the motor drives the rotating shaft 21 to rotate, the belt connecting column 22 of the rotating shaft 21 rotates, the connecting column 22 drives the auxiliary block 3 to rotate, the auxiliary block 3 drives the base 10 to rotate, and the base 10 drives the base 6 to rotate, so that the turnover of the PCB is realized, and a welding worker welds one side of the turnover.

Through setting up pivot 21, overturn the PCB board on the clamping part, need not to let the fixation clamp again through taking down the PCB board, saved the time to the welding of PCB board, improved the efficiency to the welding of PCB board; through setting up base 10 and projection 11, projection 11 can rotate on base 10, when carrying out the position adjustment to the PCB board, need not to put down the welding tool and remove whole fixation clamp, only need rotate base 6 and can adjust the position to the PCB board, when removing the fixation clamp, avoided the high temperature on the welding tool can cause the scald to the workman, guaranteed workman's security.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. Prevent pressing from both sides PCB board welding fixation clamp that decreases, including base (6), drive box (5) are installed to the both sides of base (6), be equipped with accessory plate (4) on base (6), its characterized in that still includes:

the clamping part is used for clamping the PCB, so that the welding is not influenced when the PCB is welded, and a locking part is arranged between the clamping part and the auxiliary plate (4);

the driving part is used for driving the auxiliary plate (4) and the clamping part to move along the horizontal direction and adjusting the clamping distance between the clamping parts;

and a connecting part is arranged between the overturning part and the base (6) and used for overturning the PCB on the clamping part.

2. The damage-preventing PCB welding fixture of claim 1, wherein: the clamping part comprises a second clamping plate (8) arranged on the auxiliary plate (4), a sliding block is arranged between the second clamping plate (8) and the auxiliary plate (4), a first sliding groove (41) matched with the sliding block is arranged on the auxiliary plate (4), protruding blocks are arranged on the upper side and the lower side of the sliding block, and strip-shaped grooves matched with the protruding blocks are formed in the inner wall of the first sliding groove (41).

3. The damage-preventing PCB welding fixture of claim 2, wherein: the clamping part further comprises a first clamping plate (7) arranged on the second clamping plate (8), a bolt (9) is arranged between the first clamping plate (7) and the second clamping plate (8), and a nut (91) used for adjusting the distance between the first clamping plate (7) and the second clamping plate (8) is arranged on the bolt (9).

4. The damage-preventing PCB welding fixture of claim 2, wherein: the locking part comprises two bolt sleeves (141) fixed on the second clamping plate (8), slots (42) matched with bolts in the bolt sleeves (141) are formed in the auxiliary plate (4), the two bolts in the bolt sleeves (141) are connected through a connecting rod (14), a spring (142) is arranged between the connecting rod (14) and the second clamping plate (8), one end of the spring (142) is fixed on the connecting rod (14), and the other end of the spring (142) is fixed on the second clamping plate (8).

5. The damage-preventing PCB welding fixture of claim 1, wherein: the driving part comprises an electric push rod (13) arranged in a driving box (5), a connecting seat (131) is arranged on the electric push rod (13), a connecting block (12) is arranged between the connecting seat (131) and an auxiliary plate (4), and a second sliding groove (51) used for enabling the connecting block (12) to move along the horizontal direction is arranged on the driving box (5).

6. The damage-preventing PCB welding fixture of claim 1, wherein: the base is characterized in that a convex column (11) is arranged at the bottom of the base (6) and used for rotating the base (6), a base (10) is arranged at the tail end of the convex column (11), a limiting ring is further arranged at the tail end of the convex column (11), a groove for accommodating a part of the convex column (11) is formed in the base (10), and a limiting groove matched with the limiting ring is formed in the inner wall of the groove.

7. The damage-preventing PCB welding fixture of claim 6, wherein: the connecting part comprises auxiliary blocks (3) fixed on two sides of the base (10), and the connecting part further comprises connecting columns (22) fixed on the auxiliary blocks (3).

8. The damage-preventing PCB welding fixture of claim 7, wherein: the turnover part comprises a rotating shaft (21) fixed at the center of the connecting column (22), one end of the rotating shaft (21) is provided with a machine case (2), and a power source for driving the rotating shaft (21) to rotate is arranged in the machine case (2).