Circuit board welding clamp

Abstract

The utility model relates to the technical field of circuit board processing, and discloses a circuit board welding clamp which comprises two transverse plates arranged in parallel, stand columns are fixedly installed at the tops of the two transverse plates correspondingly, rotating shafts are rotationally connected to the tops of the stand columns, and clamping assemblies are fixedly connected to the close ends of the two rotating shafts correspondingly. Connecting plates are hinged to the close ends of the two transverse plates, the close ends of the two connecting plates are hinged to each other, and driving assemblies for driving the connecting plates to rotate are arranged on the stand columns correspondingly; the transverse plates are hinged to the close ends of the two transverse plates, and the driving motor, the threaded rod, the sliding block and the connecting rod are arranged in a matched mode, so that the driving motor is started to drive the threaded rod to rotate, the sliding block and the connecting rod can be pushed to move, and the connecting rod can drive the connecting plate to change the angle; the two transverse plates are close to each other, so that the space occupation of the device is reduced, and the transfer convenience of the device is improved.

Description

Technical Field

[0001] The present application relates to the technical field of circuit board processing, and in particular to a circuit board welding fixture. Background Art

[0002] For example, a Chinese utility model patent with announcement number CN.U discloses a circuit board welding fixture, which belongs to the field of PLC controller processing technology. The circuit board welding fixture includes a base, two guide holes are provided on the top of the base, two symmetrically arranged moving seats are slidably connected in the guide holes, and a mounting column is fixedly connected to the top of the moving seat. The two clamps can be used to clamp and fix the circuit board, and the two clamps can drive the circuit board to turn over through the mutual cooperation of the clamping rod and the clamping slot, so as to avoid repeated disassembly and re-clamping of the circuit board, save time and labor, and greatly improve the welding efficiency of the circuit board. At the same time, the control and adjustment component can move the moving plate and, with the cooperation of the limit rod, make the two moving seats drive the clamps on the mounting column to approach or move away from each other, so as to be able to quickly adjust according to the size of the circuit board, thereby improving its applicability;

[0003] With respect to the above-mentioned related technologies, the inventors believe that the circuit board welding fixture in the prior art occupies a large device space, which makes the device inconvenient to transport and reduces the practicality of the device.

[0004] The above information disclosed in the background technology is only used to increase the understanding of the background technology of the present application, and therefore, it may include information that does not constitute the prior art known to ordinary technicians in the field. Utility Model Content

[0005] In order to solve the problem that the circuit board welding fixture in the prior art occupies a large device space, which makes the device inconvenient to transport and reduces the practicality of the device, the present application provides a circuit board welding fixture.

[0006] The circuit board welding fixture provided in this application adopts the following technical solution:

[0007] A circuit board welding fixture comprises two parallel horizontal plates, the tops of the two horizontal plates are respectively fixedly mounted with columns, the tops of the columns are rotatably connected with rotating shafts, the proximal ends of the two rotating shafts are both fixedly connected with clamping assemblies, and the proximal ends of the two horizontal plates are both hinged with connecting plates, the proximal ends of the two connecting plates are hinged to each other, and the columns are respectively provided with driving assemblies for driving the connecting plates to rotate, the driving assemblies comprise lifting grooves provided on the side walls of the columns, the lifting grooves are rotatably provided with threaded rods, the outer side of the threaded rods are threadedly connected with sliders, the sliders are hinged with connecting rods, the connecting rods are hinged with the connecting plates, and the columns are provided with driving motors for driving the threaded rods to rotate.

[0008] Preferably, the clamping assembly comprises a U-shaped block fixedly mounted on the end of the rotating shaft, the top of the U-shaped block is rotatably connected to a lifting screw, the bottom of the lifting screw extends into the interior of the U-shaped block and is rotatably connected to a clamping plate.

[0009] Preferably, the top of the column is rotatably connected to a locking bolt that limits the rotation of the shaft.

[0010] Preferably, a driving slot is provided on the column, and the driving motor is fixedly installed inside the driving slot.

[0011] Preferably, anti-slip pads are symmetrically installed on the bottom of the two horizontal plates.

[0012] In summary, this application includes the following beneficial technical effects:

[0013] 1. The present application hinges the two horizontal plates at their proximal ends with a horizontal plate, and is equipped with a driving motor, a threaded rod, a slider and a connecting rod, so that by starting the driving motor, the driving motor drives the threaded rod to rotate, so that the slider and the connecting rod can be pushed to move, and the connecting rod can drive the connecting plate to change its angle, so that the two horizontal plates can be brought closer to each other, reducing the space occupied by the device and improving the convenience of the device transportation;

[0014] 2. The present application has a rotating shaft rotatably connected to the top of the column, and is equipped with a U-shaped block, a lifting screw and a clamping plate, so that the lifting screw can be rotated to push the clamping plate to move, thereby fixing and clamping circuit boards of different thicknesses, thereby improving the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the embodiment of the application;

[0016] Figure 2 is a schematic diagram of the structure of the embodiment of the application in which the horizontal plates are brought together;

[0017] Figure 3 It is a schematic diagram of the structure of the column of the application embodiment.

[0018] Explanation of the reference numerals in the accompanying drawings: 1. Horizontal plate; 11. Anti-slip pad; 2. Vertical column; 21. Rotating shaft; 22. Locking bolt; 3. Connecting plate; 4. Driving assembly; 41. Lifting slot; 42. Threaded rod; 43. Sliding block; 44. Connecting rod; 45. Driving motor; 5. Clamping assembly; 51. U-shaped block; 52. Lifting screw; 53. Clamping plate. DETAILED DESCRIPTION

[0019] The following is combined with Figure 1-3 This application is described in further detail.

[0020] The present application embodiment discloses a circuit board welding fixture. Figure 1-3 A circuit board welding fixture comprises two parallel horizontal plates 1, the tops of the two horizontal plates 1 are respectively fixedly mounted with columns 2, the tops of the columns 2 are rotatably connected with rotating shafts 21, the near ends of the two rotating shafts 21 are both fixedly connected with clamping components 5, and the near ends of the two horizontal plates 1 are both hinged with connecting plates 3, the near ends of the two connecting plates 3 are hinged to each other, and the columns 2 are respectively provided with driving components 4 for driving the connecting plates 3 to rotate, the driving components 4 comprise lifting grooves 41 provided on the side walls of the columns 2, the lifting grooves 41 are internally rotatably provided with threaded rods 42, the outer side of the threaded rods 42 are threadedly connected with sliders 43, a connecting rod 44 is hinged on the slider 43, the connecting rod 44 is hinged with the connecting plate 3, and a driving motor 45 for driving the threaded rod 42 to rotate is installed on the column 2.

[0021] Here, by starting the driving motor 45, the driving motor 45 drives the threaded rod 42 to rotate, and the threaded rod 42 can push the slider 43 to move upward, so that the connecting rod 44 can be driven to move, and the connecting rod 44 can pull the connecting plate 3 to rotate, so that the two horizontal plates 1 can be brought closer to each other, so that the space occupied by the device can be reduced, making it easier to carry the device.

[0022] Reference Figure 3 The clamping assembly 5 includes a U-shaped block 51 fixedly mounted on the end of the rotating shaft 21, the top of the U-shaped block 51 is rotatably connected to a lifting screw 52, ​​the bottom of the lifting screw 52 extends into the interior of the U-shaped block 51 and is rotatably connected to a clamping plate 53.

[0023] Here, by rotating the lifting screw 52 , the lifting screw 52 can push the clamping plate 53 to move downward, so that the circuit board placed inside the U-shaped block 51 can be fixed and clamped.

[0024] Reference Figure 1 The top of the column 2 is rotatably connected with a locking bolt 22 which limits the rotation of the rotating shaft 21.

[0025] Here, by tightening the locking bolt 22, the rotating shaft 21 can be restricted, thereby improving the stability of the circuit board welding.

[0026] Reference Figure 2 A driving groove is provided on the column 2, and a driving motor 45 is fixedly installed inside the driving groove.

[0027] Here, by providing a driving groove, the driving motor 45 can be stably installed.

[0028] Reference Figure 1 The bottoms of the two horizontal plates 1 are symmetrically provided with anti-skid pads 11 .

[0029] Here, the anti-slip pad 11 is provided to improve the stability of the device.

[0030] The implementation principle of a circuit board welding fixture in an embodiment of the present application is as follows: when in use, the device is first placed at a specified position, and then the device is connected to an external power supply, and then according to the length of the circuit board, the two driving motors 45 are started to rotate synchronously, and the driving motor 45 drives the threaded rod 42 to rotate, and the threaded rod 42 can push the slider 43 to move upward, and the slider 43 drives the connecting rod 44 to move, so that the connecting plate 3 can be pulled to change the angle, thereby adjusting the distance between the two cross plates 1, and when the circuit board is placed inside the two U-shaped blocks 51, the lifting screw 52 is rotated, and the lifting screw 52 can push the clamping plate 53 to move to fix and clamp the circuit board, so that the circuit board can be welded, and when the circuit board needs to be turned over for welding, the locking bolt 22 can be loosened, and then the circuit board can be flipped, and the rotating shaft 21 is locked by the locking bolt 22, and when the device needs to be carried, the driving motor 45 can be started to make the connecting rod 44 drive the connecting plate 3 to rotate, thereby reducing the space occupied by the device.

[0031] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0032] Secondly: In the drawings of the embodiments disclosed in the present utility model, only the structures related to the embodiments disclosed in the present utility model are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0033] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

[0034] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A circuit board welding fixture, comprising two parallel horizontal plates (1), characterized in that: A column (2) is fixedly mounted on the top of each of the two horizontal plates (1), a rotating shaft (21) is rotatably connected to the top of each of the vertical plates (2), a clamping assembly (5) is fixedly connected to the proximal ends of each of the two rotating shafts (21), a connecting plate (3) is hingedly connected to the proximal ends of each of the two horizontal plates (1), the proximal ends of the two connecting plates (3) are hingedly connected to each other, and a driving assembly (4) for driving the connecting plate (3) to rotate is arranged on each of the vertical plates (2), the driving assembly (4) comprising a lifting groove (41) provided on the side wall of the vertical plate (2), a threaded rod (42) being rotatably mounted inside the lifting groove (41), a slider (43) being threadedly connected to the outer side of the threaded rod (42), a connecting rod (44) being hingedly connected to the connecting plate (3), and a driving motor (45) for driving the threaded rod (42) to rotate is installed on the vertical plate (2).

2. A circuit board welding fixture according to claim 1, characterized in that: The clamping assembly (5) comprises a U-shaped block (51) fixedly mounted on the end of the rotating shaft (21); the top of the U-shaped block (51) is rotatably connected to a lifting screw (52); the bottom of the lifting screw (52) extends into the interior of the U-shaped block (51) and is rotatably connected to a clamping plate (53).

3. A circuit board welding fixture according to claim 1, characterized in that: The top of the column (2) is rotatably connected to a locking bolt (22) for limiting the rotation of the rotating shaft (21).

4. A circuit board welding fixture according to claim 1, characterized in that: The column (2) is provided with a driving slot, and the driving motor (45) is fixedly installed inside the driving slot.

5. A circuit board welding fixture according to claim 1, characterized in that: Anti-slip pads (11) are symmetrically installed at the bottom of the two horizontal plates (1).

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