Circuit board welding auxiliary tool

Abstract

The utility model provides an auxiliary tool for circuit board welding, which relates to the technical field of circuit board welding and comprises a base, two support frames are symmetrically mounted at the top of the base, and rotating shafts are rotatably mounted on opposite sides of the two support frames. According to the utility model, when a circuit board is fixed, a worker enables a pin of an electronic component to pass through a through hole of the circuit board, then starts a second motor and a first threaded rod to rotate to drive an adjusting seat to move, and then starts a third motor and a second threaded rod to rotate to drive a second sliding block to move until an elastic pad moves to the upper part of the electronic component; when the electronic component is welded, a second electric telescopic rod is started, the telescopic end of the second electric telescopic rod is stretched to push an elastic cushion to move until the elastic cushion abuts against the electronic component, finally, a worker starts a first motor, a fixing base rotates by 180 degrees to the position shown in the figure 1, the electronic component is fixed at the moment, the worker can start welding, and the welding quality is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of circuit board welding, in particular to a circuit board welding auxiliary tool. Background Art

[0002] The names of circuit boards include: ceramic circuit boards, alumina ceramic circuit boards, aluminum nitride ceramic circuit boards, circuit boards, PCB boards, aluminum substrates, high-frequency boards, thick copper boards, impedance boards, PCBs, ultra-thin circuit boards, ultra-thin circuit boards, printed (copper etching technology) circuit boards, etc. Circuit boards miniaturize and visualize circuits, and play an important role in the mass production of fixed circuits and the optimization of electrical appliance layouts.

[0003] In the prior art, when soldering a portion of a traditional circuit board, a worker passes the pins of an electronic component through the through holes on the circuit board, then flips the circuit board over and solders the pins to the circuit board using tin. However, when the circuit board is flipped over, the electronic components come into contact with the desktop, causing the circuit board to tilt and shake, which may affect the quality of soldering and reduce soldering efficiency. Utility Model Content

[0004] The utility model aims to solve the problem in the prior art that when welding, after the circuit board is turned over, the electronic components contact the desktop, thereby causing the circuit board to tilt and shake, and proposes a circuit board welding auxiliary tooling.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a circuit board welding auxiliary tooling, including a base, two support frames are symmetrically installed on the top of the base, and the two support frames are rotatably installed on the opposite sides of the two support frames. A first motor is fixedly installed on the side of one of the two support frames away from the rotating shaft, and the output end of the first motor passes through the support frame and is fixedly connected to the rotating shaft. A fixed seat is fixedly installed on the opposite side of the two rotating shafts, and a slide groove is opened on the top of the fixed seat. A second motor is fixedly installed on the side wall of the fixed seat, and the output end of the second motor passes through the fixed seat to enter the slide groove and is fixedly installed with a first threaded rod, the outer wall of the first threaded rod is threadedly connected to the first slider, the top of the first slider is fixedly installed with an adjustment seat, and the side wall of the adjustment seat is fixedly installed with a third motor, the output end of the third motor passes through the adjustment seat to enter the inside of the adjustment seat and is fixedly installed with a second threaded rod, the outer wall of the second threaded rod is threadedly connected to the second slider, and the top of the second slider is fixedly installed with a second electric telescopic rod, and the telescopic end of the second electric telescopic rod is fixedly installed with a connecting plate, and the top of the connecting plate is fixedly installed with an elastic pad.

[0006] Preferably, two fixed plates are symmetrically installed on the top of the fixed seat, and the first electric telescopic rods are fixedly installed on the opposite sides of the two fixed plates. The telescopic ends of the two first electric telescopic rods respectively pass through the two fixed plates and are fixedly installed with movable plates, and the bottoms of the two movable plates are fixedly installed with base plates.

[0007] Preferably, two support plates are symmetrically installed on both sides of the two base plates, electromagnets are fixedly installed on opposite sides of the two support plates, springs are fixedly installed on opposite sides of the two electromagnets, and iron sheets are fixedly installed on opposite sides of the two springs.

[0008] Preferably, the two iron sheets are fixedly mounted with limit rods on opposite sides thereof, and the two limit rods are slidably plugged with the two electromagnets on opposite sides thereof.

[0009] Preferably, a top plate is fixedly installed on the top of the two movable plates, a threaded hole is penetrated through the top of the two top plates, a third threaded rod is threadedly connected to the inner wall of the threaded hole, a rotating knob is fixedly installed on the top of the third threaded rod, and a resist plate is fixedly installed on the bottom of the third threaded rod.

[0010] Preferably, two fixing pads are symmetrically installed on the top of the base.

[0011] Preferably, the outer wall of the first sliding block is in contact with the inner wall of the sliding groove, and the outer wall of the second sliding block is in contact with the inner wall of the adjusting seat.

[0012] Compared with the prior art, the advantages and positive effects of the utility model are:

[0013] 1. In the utility model, when the circuit board is fixed, the staff passes the pins of the electronic components through the through holes of the circuit board, and then starts the second motor, the first threaded rod rotates, driving the first slider and the adjustment seat to move, and then starts the third motor, the second threaded rod rotates, driving the second slider to move, until the elastic pad moves above the electronic component, starts the second electric telescopic rod, the telescopic end of the second electric telescopic rod stretches and pushes the elastic pad to move, until the elastic pad is against the electronic component, and finally the staff starts the first motor, the shaft rotates, driving the fixed seat to rotate 180 degrees, and rotates to Figure 1 The position shown, at this time the electronic components are fixed, the staff can start welding, which improves the quality of welding.

[0014] 2. In the utility model, before welding, the staff places the circuit board between the two movable plates, and then starts the electromagnet. The iron sheet is attracted and moves toward the electromagnet, the spring is compressed, and then the first electric telescopic rod is started. The two movable plates are close to each other until the movable plates are clamped. Then the rotating knob is turned, and the third threaded rod moves along the threaded hole until the plate contacts the circuit board. Finally, the staff turns off the electromagnet, and the iron sheet contacts the circuit board under the elastic force of the spring. At this time, the circuit board can be fixed to prevent the circuit board from shaking during welding. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The utility model provides an overall stereogram of a circuit board welding auxiliary tooling;

[0016] Figure 2 Another perspective view of a circuit board welding auxiliary tooling proposed by the utility model;

[0017] Figure 3 A three-dimensional diagram of an adjustment seat of a circuit board welding auxiliary tooling is proposed for the utility model;

[0018] Figure 4 The utility model provides a three-dimensional diagram of a fixing plate of a circuit board welding auxiliary tooling.

[0019] Legend: 1. Base; 2. Fixed pad; 3. Support frame; 4. First motor; 5. Rotating shaft; 6. Fixed seat; 7. Second motor; 8. Slide groove; 9. First threaded rod; 10. Adjustment seat; 11. Fixed plate; 12. First electric telescopic rod; 13. First slider; 14. Third motor; 15. Second threaded rod; 16. Second slider; 17. Second electric telescopic rod; 18. Connecting plate; 19. Elastic pad; 20. Moving plate; 21. Bottom plate; 22. Support plate; 23. Electromagnet; 24. Spring; 25. Iron sheet; 26. Limit rod; 27. Top plate; 28. Threaded hole; 29. ​​Third threaded rod; 30. Rotating button; 31. Abutment plate. DETAILED DESCRIPTION

[0020] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0021] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0022] Embodiment 1, as Figure 1-Figure 4As shown, the utility model provides a circuit board welding auxiliary tooling, including a base 1, two support frames 3 are symmetrically installed on the top of the base 1, and the two support frames 3 are rotatably installed on the opposite sides of the two support frames 3. A first motor 4 is fixedly installed on the side of one of the two support frames 3 away from the rotating shaft 5, and the output end of the first motor 4 passes through the support frame 3 and is fixedly connected to the rotating shaft 5. A fixed seat 6 is fixedly installed on the opposite side of the two rotating shafts 5, and a slide groove 8 is opened on the top of the fixed seat 6. A second motor 7 is fixedly installed on the side wall of the fixed seat 6, and the output end of the second motor 7 passes through the fixed seat 6 and enters the slide groove 8 A first threaded rod 9 is fixedly installed, a first slider 13 is threadedly connected to the outer wall of the first threaded rod 9, an adjusting seat 10 is fixedly installed on the top of the first slider 13, a third motor 14 is fixedly installed on the side wall of the adjusting seat 10, an output end of the third motor 14 passes through the adjusting seat 10 and enters the interior of the adjusting seat 10 and is fixedly installed with a second threaded rod 15, a second slider 16 is threadedly connected to the outer wall of the second threaded rod 15, a second electric telescopic rod 17 is fixedly installed on the top of the second slider 16, a connecting plate 18 is fixedly installed on the telescopic end of the second electric telescopic rod 17, and an elastic pad 19 is fixedly installed on the top of the connecting plate 18.

[0023] The effect achieved by the entire embodiment 1 is that when the circuit board is fixed, the staff passes the pins of the electronic components through the through holes of the circuit board, and then starts the second motor 7, the first threaded rod 9 rotates, driving the first slider 13 and the adjustment seat 10 to move, and then starts the third motor 14, the second threaded rod 15 rotates, driving the second slider 16 to move, until the elastic pad 19 moves above the electronic component, starts the second electric telescopic rod 17, the telescopic end of the second electric telescopic rod 17 stretches and pushes the elastic pad 19 to move, until the elastic pad 19 is against the electronic component, and finally the staff starts the first motor 4, the shaft 5 rotates, driving the fixed seat 6 to rotate 180 degrees, and rotates to Figure 1 The position shown, at this time the electronic components are fixed, the staff can start welding, which improves the quality of welding.

[0024] Embodiment 2, as Figure 1-Figure 4 As shown, further, two fixed plates 11 are symmetrically installed on the top of the fixed seat 6, and the first electric telescopic rods 12 are fixedly installed on the opposite sides of the two fixed plates 11. The telescopic ends of the two first electric telescopic rods 12 respectively penetrate the two fixed plates 11 and are fixedly installed with a movable plate 20, and the bottom of the two movable plates 20 is fixedly installed with a bottom plate 21.

[0025] Furthermore, two support plates 22 are symmetrically installed on both sides of the two base plates 21, and electromagnets 23 are fixedly installed on opposite sides of the two support plates 22, springs 24 are fixedly installed on opposite sides of the two electromagnets 23, and iron sheets 25 are fixedly installed on opposite sides of the two springs 24.

[0026] Furthermore, the two iron sheets 25 are fixedly mounted with limit rods 26 on opposite sides thereof, and the two limit rods 26 are slidably plugged with the two electromagnets 23 on opposite sides thereof.

[0027] Furthermore, a top plate 27 is fixedly installed on the top of the two movable plates 20, and a threaded hole 28 is penetrated through the top of the two top plates 27. A third threaded rod 29 is threadedly connected to the inner wall of the threaded hole 28. A rotating button 30 is fixedly installed on the top of the third threaded rod 29, and a support plate 31 is fixedly installed on the bottom of the third threaded rod 29.

[0028] Furthermore, two fixed pads 2 are symmetrically installed on the top of the base 1 for workers to place their elbows, thereby improving their working comfort.

[0029] Furthermore, the outer wall of the first slider 13 fits with the inner wall of the slide groove 8 to prevent the first slider 13 from tilting when moving, and the outer wall of the second slider 16 fits with the inner wall of the adjustment seat 10 to prevent the second slider 16 from tilting when moving.

[0030] The effect achieved by the entire embodiment 2 is that before welding, the staff places the circuit board between the two movable plates 20, and then starts the electromagnet 23. The iron sheet 25 is attracted and moves toward the electromagnet 23, and the spring 24 is compressed. Then the first electric telescopic rod 12 is started, and the two movable plates 20 are close to each other until the movable plates 20 are clamped. Then the rotating button 30 is turned, and the third threaded rod 29 moves along the threaded hole 28 until the plate 31 contacts the circuit board. Finally, the staff turns off the electromagnet 23, and the iron sheet 25 contacts the circuit board under the elastic force of the spring 24. At this time, the circuit board can be fixed to prevent the circuit board from shaking during welding.

[0031] Working principle: Before welding, the staff places the circuit board between the two movable plates 20, and then starts the electromagnet 23. The iron sheet 25 is attracted and moves toward the electromagnet 23, and the spring 24 is compressed. Then the first electric telescopic rod 12 is started, and the two movable plates 20 are close to each other until the movable plates 20 are clamped. Then the rotating button 30 is turned, and the third threaded rod 29 moves along the threaded hole 28 until the plate 31 contacts the circuit board. Finally, the staff turns off the electromagnet 23, and the iron sheet 25 contacts the circuit board under the elastic force of the spring 24. At this time, the circuit board can be fixed to prevent the circuit board from shaking during welding. When the circuit board is fixed, the staff passes the pins of the electronic components through the through holes of the circuit board, and then starts the second motor 7. The first threaded rod 9 rotates to drive the first slider 13 and the adjustment seat 10 to move, and then starts the third motor 14. The second threaded rod 15 rotates to drive the second slider 16 to move until the elastic pad 19 moves above the electronic component, and starts the second electric telescopic rod 17. The telescopic end of the second electric telescopic rod 17 stretches and pushes the elastic pad 19 to move until the elastic pad 19 is against the electronic component. Finally, the staff starts the first motor 4, the shaft 5 rotates, and drives the fixed seat 6 to rotate 180 degrees. Figure 1 The position shown, at this time the electronic components are fixed, the staff can start welding, which improves the quality of welding.

[0032] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A circuit board welding auxiliary tool, comprising a base (1), characterized in that: Two support frames (3) are symmetrically mounted on the top of the base (1), and a rotating shaft (5) is rotatably mounted on opposite sides of the two support frames (3). A first motor (4) is fixedly mounted on the side of one of the two support frames (3) away from the rotating shaft (5), and an output end of the first motor (4) passes through the support frame (3) and is fixedly connected to the rotating shaft (5). A fixing seat (6) is fixedly mounted on the opposite side of the two rotating shafts (5), and a sliding groove (8) is provided on the top of the fixing seat (6). A second motor (7) is fixedly mounted on the side wall of the fixing seat (6), and an output end of the second motor (7) passes through the fixing seat (6) and enters the sliding groove (8) and is fixedly mounted with a first threaded rod (9). The first threaded rod (9) is threadedly connected to a first slider (13) on its outer wall, an adjustment seat (10) is fixedly mounted on the top of the first slider (13), a third motor (14) is fixedly mounted on the side wall of the adjustment seat (10), an output end of the third motor (14) passes through the adjustment seat (10) and enters the interior of the adjustment seat (10) and is fixedly mounted with a second threaded rod (15), the second threaded rod (15) is threadedly connected to a second slider (16) on its outer wall, a second electric telescopic rod (17) is fixedly mounted on the top of the second slider (16), a connecting plate (18) is fixedly mounted on the telescopic end of the second electric telescopic rod (17), and an elastic pad (19) is fixedly mounted on the top of the connecting plate (18).

2. The circuit board welding auxiliary tool according to claim 1, characterized in that: Two fixed plates (11) are symmetrically mounted on the top of the fixed seat (6); first electric telescopic rods (12) are fixedly mounted on opposite sides of the two fixed plates (11); telescopic ends of the two first electric telescopic rods (12) respectively penetrate the two fixed plates (11) and are fixedly mounted with movable plates (20); and bottom plates (21) are fixedly mounted on the bottoms of the two movable plates (20).

3. The circuit board welding auxiliary tool according to claim 2, characterized in that: Two support plates (22) are symmetrically mounted on both sides of the two bottom plates (21); electromagnets (23) are fixedly mounted on opposite sides of the two support plates (22); springs (24) are fixedly mounted on opposite sides of the two electromagnets (23); and iron sheets (25) are fixedly mounted on opposite sides of the two springs (24).

4. The circuit board welding auxiliary tool according to claim 3, characterized in that: Limit rods (26) are fixedly mounted on opposite sides of the two iron sheets (25), and opposite sides of the two limit rods (26) are respectively slidably plugged with two electromagnets (23).

5. The circuit board welding auxiliary tool according to claim 2, characterized in that: A top plate (27) is fixedly mounted on the top of the two movable plates (20), a threaded hole (28) is penetrated through the top of the two top plates (27), a third threaded rod (29) is threadedly connected to the inner wall of the threaded hole (28), a rotating knob (30) is fixedly mounted on the top of the third threaded rod (29), and a stop plate (31) is fixedly mounted on the bottom of the third threaded rod (29).

6. The circuit board welding auxiliary tool according to claim 1, characterized in that: Two fixing pads (2) are symmetrically mounted on the top of the base (1).

7. The circuit board welding auxiliary tool according to claim 1, characterized in that: The outer wall of the first sliding block (13) fits in with the inner wall of the sliding groove (8), and the outer wall of the second sliding block (16) fits in with the inner wall of the adjusting seat (10).

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