Circuit board element welding jig

Abstract

The utility model relates to the field of circuit board elements, and discloses a circuit board element welding jig which comprises a machining table, two placing plates are slidably connected to the upper surface of the machining table, a mounting frame is fixedly connected to the upper ends of the placing plates, a plurality of sliding rods are slidably connected to the outer wall of the mounting frame, and pressing plates are slidably connected to rod bodies of the sliding rods. A plurality of first springs are fixedly connected to the lower surface of the mounting frame, and the lower ends of the first springs are fixedly connected with a pressing plate; in the application, under the cooperation of a first sliding sleeve and a first limiting rod, a placing plate fits the two sides of a circuit board element, then under the cooperation of a mounting frame, a sliding rod, a first spring and a pressing plate, the circuit board element on the placing plate is clamped and fixed through the pressing plate, and under the action of a positioning assembly, the circuit board element is clamped and fixed through the pressing plate. According to the device, the fixed circuit board elements can be conveniently positioned, when the circuit board elements are welded, the circuit board elements of different sizes can be conveniently fixed, and the flexibility of the device is improved.

Description

Technical Field

[0001] The present application relates to the field of circuit board components, and in particular to a circuit board component welding jig. Background Art

[0002] Circuit boards are an indispensable part of electronic devices. They are mainly used to fix and connect electronic components, realize miniaturization and visualization of circuits, and make circuit integration possible. The electronic components on circuit boards mainly include resistors, capacitors, diodes, transistors, integrated circuits, and connectors. In order to fix these electronic components on the circuit boards, the electronic components need to be soldered on the circuit boards.

[0003] However, the existing circuit board component welding jig is not convenient for clamping and fixing circuit board components of different sizes when welding circuit board components, and is prone to shaking during welding, which reduces the accuracy of circuit board component welding and has a low degree of flexibility.

[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 existing circuit board component welding jig is not convenient for fixing circuit board components of different sizes during welding, the present application provides a circuit board component welding jig.

[0006] The present application provides a circuit board component welding fixture that adopts the following technical solution:

[0007] A circuit board component welding jig comprises a processing table, the upper surface of the processing table is slidably connected to two placement plates, the upper ends of the placement plates are fixedly connected to a mounting frame, the outer walls of the mounting frame are slidably connected to a plurality of sliding rods, the rod bodies of the sliding rods are slidably connected to a pressing plate, the lower surface of the mounting frame is fixedly connected to a plurality of first springs, the lower ends of the first springs are fixedly connected to the pressing plate, the front and rear ends of the placement plates are fixedly connected to a first sliding sleeve, the outer wall of the processing table is fixedly connected to two first limiting rods, the rod bodies of the first limiting rods are slidably connected to the first sliding sleeve, the upper end of the processing table is provided with two positioning assemblies, and the lower end of the processing table is provided with a plurality of lifting assemblies.

[0008] Preferably, the positioning assembly includes a screw, a positioning block, a second sleeve and a second limiting rod. The outer wall of the processing table is slidably connected to the two screws via threads, one side of the screw is rotatably connected to the positioning block, the lower end of the positioning block is fixedly connected to the second sleeve, the outer wall of the processing table is fixedly connected to the two second limiting rods, and the rod body of the second limiting rod is slidably connected to the second sleeve.

[0009] Preferably, the lifting assembly includes a cylindrical shell, a support column, a block and a second spring, the lower surface of the processing table is fixedly connected to the multiple cylindrical shells, the inner wall of the cylindrical shell is slidably connected to the support column, a fixed groove is opened inside the support column, the inner wall of the fixed groove is slidably connected to the block, and the second spring is fixedly connected to the fixed groove and the block.

[0010] Preferably, the upper surfaces of the processing table and the first sliding sleeve are both provided with a plurality of snap-fit ​​grooves, and latches are snap-fitted inside the snap-fit ​​grooves.

[0011] Preferably, a pull plate is fixedly connected to the upper surface of the slide rod, and a rubber pad is fixedly connected to the upper surface of the placement plate.

[0012] Preferably, the placement plate and the pressing plate are both configured to be L-shaped.

[0013] In summary, this application includes the following beneficial technical effects:

[0014] 1. By setting up a processing table, it is convenient to weld the circuit board components. With the cooperation of the first sliding sleeve and the first limiting rod, the placement plate is fitted to the two sides of the circuit board component. Then, with the cooperation of the mounting frame, the sliding rod, the first spring and the pressing plate, the circuit board component on the placement plate is clamped and fixed by the pressing plate. With the action of the positioning component, it is convenient to position the fixed circuit board component. When welding the circuit board component, it is convenient to fix circuit board components of different sizes, thereby improving the flexibility 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 structural diagram of a placement plate according to an embodiment of the application;

[0017] Figure 3 is a schematic diagram of the structure of the positioning component of the embodiment of the application;

[0018] Figure 4 It is a schematic diagram of the structure of the lifting assembly of the embodiment of the application.

[0019] Explanation of the accompanying drawings: 1. processing table; 2. placement plate; 3. mounting frame; 4. sliding rod; 5. first spring; 6. pressing plate; 7. pulling plate; 8. rubber pad; 9. first sliding sleeve; 10. first limiting rod; 11. latch; 12. screw; 13. positioning block; 14. second sliding sleeve; 15. second limiting rod; 16. cylindrical shell; 17. supporting column; 18. blocking block; 19. second spring. DETAILED DESCRIPTION

[0020] The following is combined with Figure 1-4 This application is described in further detail.

[0021] The present application embodiment discloses a circuit board component welding fixture, referring to Figure 1 , including a processing table 1, the upper surface of the processing table 1 is slidably connected with two placing plates 2, which can place circuit boards, the upper ends of the placing plates 2 are fixedly connected with a mounting frame 3, the outer walls of the mounting frame 3 are slidably connected with a plurality of sliding rods 4, the rod bodies of the sliding rods 4 are slidably connected with a pressing plate 6, which can press and fix the circuit boards, the lower surfaces of the mounting frame 3 are fixedly connected with a plurality of first springs 5, the lower ends of the first springs 5 ​​are fixedly connected with the pressing plate 6, and the lower ends of the pressing plate 6 are provided with a rubber sleeve, which can reduce the pressure on the circuit boards and prevent the circuit boards from being damaged, the front and rear ends of the placing plates 2 are fixedly connected with a first sliding sleeve 9, the outer walls of the processing table 1 are fixedly connected with two first limiting rods 10, the rod bodies of the first limiting rods 10 are slidably connected with the first sliding sleeve 9, the first sliding sleeve 9 and the first limiting rod 10 can limit the movement of the placing plates 2, and the upper ends of the processing table 1 are provided with two positioning components, which can position the circuit boards;

[0022] Specifically, refer to Figure 3 The positioning assembly includes a screw 12, a positioning block 13, a second sliding sleeve 14 and a second limiting rod 15. The outer wall of the processing table 1 is connected to the two screws 12 by threaded sliding connection. One side of the screw 12 is rotatably connected to the positioning block 13. The lower end of the positioning block 13 is fixedly connected to the second sliding sleeve 14. The outer wall of the processing table 1 is fixedly connected to the two second limiting rods 15. The rod body of the second limiting rod 15 is slidably connected to the second sliding sleeve 14. The positioning block 13 can be attached to the front end outer wall and the rear end outer wall of the circuit board, so as to position the circuit board and improve the positioning effect of the circuit board. A rotating sleeve is fixedly connected to one side of the screw 12, which can facilitate the rotation of the screw 12.

[0023] The lower end of the processing table 1 is provided with a plurality of lifting components, which can adjust the height of the processing table 1;

[0024] Specifically, refer to Figure 4 The lifting assembly includes a cylindrical shell 16, a support column 17, a block 18 and a second spring 19. The lower surface of the processing table 1 is fixedly connected to multiple cylindrical shells 16. The inner wall of the cylindrical shell 16 is slidably connected to the support column 17. A fixed groove is provided inside the support column 17. The inner wall of the fixed groove is slidably connected to the block 18. The second spring 19 is fixedly connected to the fixed groove and the block 18. The block 18 can fix the position of the cylindrical shell 16 and the support column 17. The four support columns 17 are connected by multiple connecting rods. Two limit grooves are provided at the position of the cylindrical shell 16. Two limit blocks are fixedly connected to the outer wall of the support column 17. The limit blocks slide inside the limit grooves to limit the support column 17 when it slides on the inner wall of the cylindrical shell 16.

[0025] Reference Figure 2 The upper surfaces of the processing table 1 and the first sliding sleeve 9 are provided with a plurality of snap-in grooves, and the inner snap-in connection of the snap-in grooves is provided with latches 11, so as to conveniently fix the position of the placement plate 2.

[0026] Reference Figure 2 A pull plate 7 is fixedly connected to the upper surface of the slide bar 4, which can facilitate pulling the pressing plate 6 through the slide bar 4. A rubber pad 8 is fixedly connected to the upper surface of the placement plate 2, which can reduce the pressure on the circuit board.

[0027] Reference Figure 2 The placement plate 2 and the pressing plate 6 are both set to be L-shaped. The placement plate 2 is set to be L-shaped to improve the placement effect of the circuit board, and the pressing plate 6 is set to be L-shaped to press and fix both sides of the upper surface of the circuit board.

[0028] The implementation principle of a circuit board component welding jig in an embodiment of the present application is as follows: when in use, the positions of the two placement plates 2 can be adjusted according to the circuit board to be welded, the circuit board can be placed on the surface of the placement plate 2, and then the pin 11 can be inserted into the corresponding clamping groove to fix the placement plate 2, and then under the action of the first spring 5, the pressing plate 6 presses and fixes the two sides of the circuit board, and then the set screw 12 is rotated to drive the positioning block 13 to move, so that the positioning block 13 fits the front and rear ends of the circuit board, thereby positioning the circuit board, when it is necessary to adjust the height of the processing table 1, the clamping block 18 can be pressed into the inside of the fixing groove first, and then the support column 17 can be pulled out from the inside of the cylindrical shell 16, and when it is moved to the appropriate position, the clamping block 18 can fix the position of the cylindrical shell 16 and the support column 17 under the elastic force of the second spring 19.

[0029] 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;

[0030] 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;

[0031] 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.

[0032] 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 component welding jig, comprising a processing table (1), characterized in that: The upper surface of the processing table (1) is slidably connected to two placement plates (2), the upper end of the placement plate (2) is fixedly connected to a mounting frame (3), the outer wall of the mounting frame (3) is slidably connected to a plurality of slide rods (4), the rod body of the slide rod (4) is slidably connected to a pressing plate (6), the lower surface of the mounting frame (3) is fixedly connected to a plurality of first springs (5), the lower end of the first spring (5) is fixedly connected to the pressing plate (6), the front and rear ends of the placement plate (2) are fixedly connected to a first sliding sleeve (9), the outer wall of the processing table (1) is fixedly connected to two first limiting rods (10), the rod body of the first limiting rod (10) is slidably connected to the first sliding sleeve (9), the upper end of the processing table (1) is provided with two positioning components, and the lower end of the processing table (1) is provided with a plurality of lifting components.

2. A circuit board component welding jig according to claim 1, characterized in that: The positioning assembly comprises a screw rod (12), a positioning block (13), a second sliding sleeve (14) and a second limiting rod (15); the outer wall of the processing table (1) is slidably connected to the two screw rods (12) via threads; one side of the screw rod (12) is rotatably connected to the positioning block (13); the lower end of the positioning block (13) is fixedly connected to the second sliding sleeve (14); the outer wall of the processing table (1) is fixedly connected to the two second limiting rods (15); and the rod body of the second limiting rod (15) is slidably connected to the second sliding sleeve (14).

3. A circuit board component welding jig according to claim 1, characterized in that: The lifting assembly comprises a cylindrical shell (16), a support column (17), a clamping block (18) and a second spring (19); the lower surface of the processing table (1) is fixedly connected to the plurality of cylindrical shells (16); the inner wall of the cylindrical shell (16) is slidably connected to the support column (17); a fixing groove is provided inside the support column (17); the inner wall of the fixing groove is slidably connected to the clamping block (18); and the second spring (19) is fixedly connected to the fixing groove and the clamping block (18).

4. A circuit board component welding jig according to claim 1, characterized in that: The upper surfaces of the processing table (1) and the first sliding sleeve (9) are both provided with a plurality of snap-fit ​​grooves, and latch pins (11) are snap-fitted inside the snap-fit ​​grooves.

5. A circuit board component welding jig according to claim 1, characterized in that: A pull plate (7) is fixedly connected to the upper surface of the sliding rod (4), and a rubber pad (8) is fixedly connected to the upper surface of the placement plate (2).

6. A circuit board component welding jig according to claim 1, characterized in that: The placement plate (2) and the pressing plate (6) are both configured to be L-shaped.

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