Circuit board processing auxiliary tool

Abstract

The utility model relates to the technical field of circuit board processing auxiliary tools, and discloses a circuit board processing auxiliary tool which comprises a supporting frame, a tool table is fixedly arranged at the upper end of the supporting frame, an air cavity is formed above the supporting frame, a plurality of air holes are formed in the tool table and communicated with the air cavity, and the air holes are communicated with the air cavity. A suction cup is connected in the air hole, a threaded rod driven by a motor is rotationally arranged in the air cavity, an airtight plug is arranged in the air cavity in a vertical sliding and sealing mode, and a threaded sleeve in threaded connection with the threaded rod is fixedly arranged on the lower end face of the airtight plug. According to the utility model, the circuit board can be firmly clamped by adopting the air suction structure, the air cavity with a large cross section is driven by the motor, the problem of large noise of a traditional pneumatic component can be avoided, and the position of the suction cup can be moved so as to effectively fix circuit boards with different sizes.

Description

Technical Field

[0001] The utility model relates to the technical field of auxiliary tooling for circuit board processing, in particular to an auxiliary tooling for circuit board processing. Background Art

[0002] The existing patent publication number is CN219834491U, a circuit board processing fixture, including a processing table, L-shaped support plates are arranged on the left and right sides of the processing table, a placement guide module and a clamping module are arranged on the processing table, the placement guide module includes a first accommodating groove arranged on the top of the processing table along the left and right directions, a first linear slide, a first telescopic push rod, an L-shaped positioning guide plate are arranged in the first accommodating groove, and the first telescopic push rod is an electric telescopic rod. Through the circuit board processing fixture of the utility model, not only can the clamping and fixing of the circuit board be quickly and conveniently realized or released, and the placement guide structure allows the user to quickly and accurately place the circuit board to a specific position, but also allows the user to conveniently adjust the position of the placement guide structure, thereby fully meeting the applicability of the device;

[0003] It uses a mechanical clamping method to fix the circuit board, which can easily cause damage to the circuit board and affect the function of the circuit board. Utility Model Content

[0004] The technical problem to be solved by the utility model is: in order to overcome the above problems, a circuit board processing auxiliary tooling is provided, which solves the above problems.

[0005] The utility model solves the technical problem by adopting the following technical solutions:

[0006] A circuit board processing auxiliary tooling comprises a support frame, a tooling table is fixedly provided at the upper end of the support frame, an air cavity is provided above the support frame, and a plurality of air holes are provided on the tooling table and communicated with the air cavity, a suction cup is connected in the air hole, and a threaded rod driven by a motor is rotatably provided in the air cavity, an air-tight plug is provided in the air cavity for sliding up and down sealing, a threaded sleeve threadedly connected to the threaded rod is fixedly provided on the lower end surface of the air-tight plug, a guide sleeve is fixedly provided on the lower end surface of the air-tight plug, a guide rod is fixedly provided in the air cavity and the guide rod is slidably inserted in the guide sleeve, and when the threaded rod rotates, the air-tight plug moves up and down accordingly, thereby causing the suction cup to generate negative pressure suction to fix the circuit board.

[0007] Preferably, a sealing plug is threadedly connected to the air hole, the sealing plug is taken out from the air hole to be connected, and the suction cup is connected to the air hole at a designated position for use.

[0008] Preferably, a self-closing air hole plug is fixedly installed in the air hole sealing plug, and an elastic self-locking structure is provided in the self-closing air hole plug. When the suction cup is inserted, the suction cup is connected to the air cavity, and the self-closing air hole plug without the suction cup inserted is all in a sealed state.

[0009] Preferably, a cavity is provided in the self-closing air hole plug and a threaded hole is provided in the suction cup for threaded connection with a threaded connecting bolt arranged at the lower end of the suction cup, a spring is provided in the self-closing air hole plug, the spring lifts the airtight rubber plug and forms a seal, a plurality of through-vent holes are provided at intervals on the lower end surface of the self-closing air hole plug for communicating with the air cavity, when the suction cup is installed in the self-closing air hole plug, the side hole plug rod arranged at the bottom of the threaded connecting bolt pushes the airtight rubber plug down, the side hole plug rod and the threaded connecting bolt are hollow and communicated with the suction cup, and a side opening is provided on the side of the side hole plug rod.

[0010] Preferably, a plurality of air holes are provided at intervals in a cross shape on the upper end surface of the workbench, so that the suction cup can adjust the setting range to fix circuit boards of different sizes.

[0011] Preferably, the contact portion between the airtight plug and the inner wall of the air cavity is provided with grease.

[0012] The advantages and positive effects of the utility model are: the circuit board can be firmly clamped by adopting the suction structure and the air cavity with a large cross-section is driven by the motor, which can avoid the problem of high noise of traditional pneumatic components, and the position of the suction cup can be moved to effectively fix circuit boards of different sizes. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0014] Figure 1 It is a schematic diagram of the structure of the utility model (the suction cup 10 is omitted);

[0015] Figure 2 yes Figure 1 A schematic diagram of a top view structure;

[0016] Figure 3 yes Figure 1 A schematic diagram of a partial cross-section structure;

[0017] Figure 4 It is a schematic diagram of the structure of the suction cup 10 and the self-closing air hole plug 14 in the utility model (the self-closing air hole plug 14 adopts a cutaway schematic diagram).

[0018] The marks in the accompanying drawings are described as follows: 10. Suction cup; 11. Threaded connecting bolt; 12. Side opening rod; 13. Side opening; 14. Self-closing air hole plug; 15. Threaded hole; 16. Airtight rubber plug; 17. Spring; 18. Vent; 19. Workbench; 20. Threaded sleeve; 21. Threaded rod; 22. Guide sleeve; 23. Guide rod; 24. Airtight plug; 25. Motor; 26. Support frame; 27. Air hole; 28. Air cavity. DETAILED DESCRIPTION

[0019] Now the utility model is further described in detail with reference to the accompanying drawings. These drawings are simplified schematic diagrams, which only illustrate the basic structure of the utility model in a schematic manner, and therefore only show the components related to the utility model.

[0020] The following is a further description of the embodiments of the present invention in conjunction with the accompanying drawings:

[0021] like Figure 1-4 As shown, a circuit board processing auxiliary tooling described in the utility model includes a support frame 26, a tooling table 19 is fixedly provided at the upper end of the support frame 26, an air cavity 28 is provided above the support frame 26, and a plurality of air holes 27 are provided on the tooling table 19 to communicate with the air cavity 28, a suction cup 10 is connected in the air hole 27, and a threaded rod 21 driven by a motor 25 is rotatably provided in the air cavity 28, an airtight plate 24 is provided in the air cavity 28 for sliding up and down sealing, a threaded sleeve 20 threadedly connected to the threaded rod 21 is fixedly provided on the lower end surface of the airtight plate 24, a guide sleeve 22 is fixedly provided on the lower end surface of the airtight plate 24, a guide rod 23 is fixedly provided in the air cavity 28 and the guide rod 23 is slidably inserted in the guide sleeve 22, when the threaded rod 21 rotates, the airtight plate 24 moves up and down accordingly, so that the suction cup 10 generates negative pressure suction to fix the circuit board.

[0022] Preferably, a sealing plug is threadedly connected to the air hole 27, and the sealing plug is taken out from the air hole 27 to be connected, and the suction cup 10 is connected to the air hole 27 at a designated position for use.

[0023] Preferably, a self-closing air hole plug 14 is fixedly installed in the air hole 27, and an elastic self-locking structure is provided in the self-closing air hole plug 14. When the suction cup 10 is inserted, the suction cup 10 is connected with the air cavity 28, and the self-closing air hole plug 14 without the suction cup 10 is in a sealed state.

[0024] Preferably, a cavity is provided in the self-closing air hole plug 14 and a threaded hole 15 is provided in the suction cup 10 for threaded connection with a threaded connecting bolt 11 arranged at the lower end of the suction cup 10, a spring 17 is provided in the self-closing air hole plug 14, and the spring 17 lifts the airtight rubber plug 16 to form a seal, and a plurality of through vents 18 are provided at intervals on the lower end surface of the self-closing air hole plug 14 for communicating with the air cavity 28, when the suction cup 10 is installed in the self-closing air hole plug 14, the side opening rod 12 arranged at the bottom of the threaded connecting bolt 11 pushes down the airtight rubber plug 16, the side opening rod 12 and the threaded connecting bolt 11 are hollow and connected with the suction cup 10, and a side opening 13 is provided on the side of the side opening rod 12.

[0025] Preferably, a plurality of air holes 27 are provided at intervals in a cross shape on the upper end surface of the workbench 19, so that the suction cup 10 can be adjusted in the setting range to fix circuit boards of different sizes.

[0026] Preferably, the contact portion between the airtight plate 24 and the inner wall of the air cavity 28 is provided with grease.

[0027] It should be emphasized that the embodiments described in the present invention are illustrative rather than restrictive. Therefore, the present invention is not limited to the embodiments described in the specific implementation manner. Any other implementation manners derived by those skilled in the art based on the technical solution of the present invention also fall within the scope of protection of the present invention.

Claims

1. A circuit board processing auxiliary tool, comprising a support frame (26), characterized in that: A tooling table (19) is fixedly provided at the upper end of the support frame (26), an air cavity (28) is provided above the support frame (26), and a plurality of air holes (27) are provided on the tooling table (19) and communicate with the air cavity (28), a suction cup (10) is connected in the air hole (27), and a threaded rod (21) driven by a motor (25) is rotatably provided in the air cavity (28), an airtight plug (24) is provided in the air cavity (28) for sliding up and down sealing, and a suction cup (10) is connected in the air hole (27), and a suction cup (10) is connected in the air hole (27), and a suction cup (10) is connected in the air cavity (28) for rotating. A threaded sleeve (20) threadedly connected to the threaded rod (21) is fixedly provided on the lower end surface of the airtight plug (24), a guide sleeve (22) is fixedly provided on the lower end surface of the airtight plug (24), a guide rod (23) is fixedly provided in the air cavity (28) and the guide rod (23) is slidably inserted in the guide sleeve (22), and when the threaded rod (21) rotates, the airtight plug (24) moves up and down accordingly, thereby causing the suction cup (10) to generate negative pressure suction to fix the circuit board.

2. The circuit board processing auxiliary tooling according to claim 1, characterized in that: A sealing plug is threadedly connected to the air hole (27). The sealing plug is taken out from the air hole (27) to be connected, and the suction cup (10) is connected to the air hole (27) at a designated position for use.

3. The circuit board processing auxiliary tooling according to claim 2, characterized in that: A self-closing air hole plug (14) is fixedly installed as a sealing plug in the air hole (27), and an elastic self-locking structure is provided in the self-closing air hole plug (14). When the suction cup (10) is inserted, the suction cup (10) is connected with the air cavity (28), and the self-closing air hole plug (14) without the suction cup (10) is in a sealed state.

4. The circuit board processing auxiliary tooling according to claim 3 is characterized in that: The self-closing air hole plug (14) is provided with a cavity and the suction cup (10) is provided with a threaded hole (15) for threaded connection with a threaded connecting bolt (11) arranged at the lower end of the suction cup (10). A spring (17) is provided in the self-closing air hole plug (14), and the spring (17) lifts the airtight rubber plug (16) to form a seal. A plurality of through-holes (18) are provided at intervals on the lower end surface of the self-closing air hole plug (14) for communicating with the air cavity (28). When the suction cup (10) is installed in the self-closing air hole plug (14), the side opening rod (12) arranged at the bottom of the threaded connecting bolt (11) pushes down the airtight rubber plug (16). The side opening rod (12) and the threaded connecting bolt (11) are hollow and communicated with the suction cup (10), and a side opening (13) is provided on the side of the side opening rod (12).

5. The circuit board processing auxiliary tooling according to claim 4, characterized in that: A plurality of air holes (27) are arranged at intervals in a cross shape on the upper end surface of the tooling table (19), so that the suction cup (10) can adjust the setting range and fix circuit boards of different sizes.

6. The circuit board processing auxiliary tooling according to claim 5, characterized in that: The contact portion between the airtight plug (24) and the inner wall of the air cavity (28) is provided with lubricating grease.

Images