FPC spot welding plasma cleaning machine

Abstract

The utility model discloses an FPC spot welding plasma cleaning machine which comprises a base, a rotating device is fixedly connected to the upper end face of the base, a rotating shaft is arranged on the rotating device, a rotating frame is arranged on the rotating shaft, the rotating frame is connected with the base through a supporting component, a supporting disc is fixedly connected to the upper end face of the rotating frame, and the supporting disc is fixedly connected with the rotating device. A supporting disc is arranged on the upper end face of the base, an air exhaust cavity is formed in the supporting disc, a plurality of air exhaust holes formed at equal intervals are formed in the inner wall of the upper end of the air exhaust cavity, an air exhaust pump is arranged on the lower end face of the supporting disc, the air exhaust end of the air exhaust pump penetrates through the supporting disc, and a plurality of supports which are symmetrically arranged are fixedly connected to the upper end face of the base; the multiple supports are jointly and fixedly connected with a top base, and a cleaning assembly is arranged on the top base. The cleaning work can be completed better and more comprehensively.

Description

Technical Field

[0001] The utility model relates to the technical field of FPC spot welding plasma cleaning, in particular to an FPC spot welding plasma cleaning machine. Background Art

[0002] Flexible printed circuit board, referred to as FPC, is a highly reliable and extremely flexible printed circuit board made of polyimide or polyester film as the substrate. It has the characteristics of high wiring density, light weight, thin thickness and good bendability. After completing the spot welding process of the flexible printed circuit board, plasma cleaning is required.

[0003] When the existing plasma cleaning machine processes flexible circuit boards, its nozzle can often only be vertically facing the flexible circuit board, so the effect during the spray cleaning process is not good enough, and the placement and installation of the flexible circuit board is also very inconvenient. The traditional clamping and fixing easily causes interference and affects the cleaning work.

[0004] To this end, this solution proposes an FPC spot welding plasma cleaning machine to solve the above problems. Utility Model Content

[0005] The utility model aims to solve the problems existing in the prior art and proposes an FPC spot welding plasma cleaning machine.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] The FPC spot welding plasma cleaning machine includes a base, a rotating device is fixedly connected to the upper end surface of the base, the rotating device is provided with a rotating shaft, the rotating shaft is provided with a rotating frame, the rotating frame and the base are connected through a supporting member, a supporting plate is fixedly connected to the upper end surface of the rotating frame, a vacuum chamber is provided in the supporting plate, a plurality of vacuum holes arranged at equal intervals are provided on the upper inner wall of the vacuum chamber, a vacuum pump is provided on the lower end surface of the supporting plate, the vacuum end of the vacuum pump passes through the supporting plate, a plurality of symmetrically arranged brackets are fixedly connected to the upper end surface of the base, a top seat is fixedly connected to the plurality of brackets, and a cleaning component is provided on the top seat.

[0008] Preferably, the cleaning assembly includes two suspension frames fixedly connected to the lower end surface of the top seat, the upper end surfaces of the two suspension frames are provided with displacement grooves, and displacement blocks are slidably connected in the two displacement grooves, one of the suspension frames is provided with a displacement device, and the displacement device is provided with a displacement shaft, and the displacement shaft passes through the suspension frame and is fixedly connected to one of the displacement blocks, and a cross beam is commonly provided on the two displacement blocks, and a sliding groove is provided on the upper end surface of the cross beam, and a sliding block is slidably connected in the sliding groove, and a threaded rod is threadedly passed through the sliding block, and a rotating device is provided on the outer wall of one end of the cross beam, one end of the threaded rod is rotatably connected to the inner wall of the sliding groove, and the other end is arranged on the output end of the rotating device, and a top plate is provided on the sliding block, and two plasma main machines are provided on the top plate, and two plasma processing nozzles are provided on the two plasma main machines.

[0009] Preferably, the sliding groove and the two displacement grooves are both T-shaped, the sliding block and the two displacement blocks are also T-shaped, the sliding block matches the sliding groove, and the two displacement blocks match the two displacement grooves respectively.

[0010] Preferably, the support member comprises a support shaft fixedly connected to the inner wall of the rotating frame, a support frame is rotatably connected to the support shaft, and the support frame is fixedly connected to the base.

[0011] Preferably, a plurality of feet symmetrically arranged are fixedly connected to the lower end surface of the base.

[0012] Preferably, a rotation groove is provided at one end of the threaded rod, a rotation block is rotatably connected in the rotation groove, and the rotation block is fixedly connected to the inner wall of the sliding groove.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] In the utility model, when the staff uses structures such as displacement equipment and rotation equipment to control the movement of the plasma mainframe and the plasma processing nozzle for processing work, the staff can use structures such as rotation equipment to control the rotation and tilt of the flexible circuit board on the support plate, thereby changing the relative angle between the flexible circuit board and the plasma nozzle, and no longer maintaining a vertical state, which greatly improves the cleaning quality. At the same time, the flexible circuit board can be adsorbed and fixed with the help of the vacuum pump and the vacuum hole, which facilitates the staff to place the work and avoids the interference problem of traditional clamping and fixing. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a three-dimensional structural schematic diagram of the FPC spot welding plasma cleaning machine proposed by the utility model;

[0016] Figure 2This is a front structural sectional view of the FPC spot welding plasma cleaning machine proposed by the utility model;

[0017] Figure 3 for Figure 2 A magnified view of the structure in center.

[0018] In the figure: 1 base, 2 rotating device, 3 rotating shaft, 4 rotating frame, 5 supporting plate, 6 exhaust chamber, 7 exhaust hole, 8 exhaust pump, 9 bracket, 10 top seat, 11 suspension frame, 12 displacement groove, 13 displacement block, 14 displacement device, 15 displacement shaft, 16 crossbeam, 17 sliding groove, 18 sliding block, 19 threaded rod, 20 rotating device, 21 top plate, 22 plasma mainframe, 23 plasma processing nozzle, 24 supporting shaft, 25 supporting frame, 26 pad, 27 rotating groove, 28 rotating block. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0020] Reference Figure 1-Figure 3 The FPC spot welding plasma cleaning machine comprises a base 1, a plurality of symmetrically arranged feet 26 are fixedly connected to the lower end surface of the base 1, and the feet 26 make the placement of the base 1 more stable, a rotating device 2 is fixedly connected to the upper end surface of the base 1, a rotating shaft 3 is arranged on the rotating device 2, a rotating frame 4 is arranged on the rotating shaft 3, and the rotating frame 4 is connected to the base 1 through a supporting member, and the supporting member comprises a supporting shaft 24 fixedly connected to the inner wall of the rotating frame 4, and a supporting frame 25 is rotatably connected to the supporting shaft 24, and the supporting frame 25 is fixedly connected to the base 1, and the rotating frame 4 With stable support, the rotation is more stable. A support plate 5 is fixedly connected to the upper end surface of the rotating frame 4. The support plate 5 can rotate to adjust the angle of the placed flexible circuit board, so that the cleaning work can be completed better. An air extraction cavity 6 is provided in the support plate 5. A plurality of air extraction holes 7 arranged at equal intervals are provided on the upper inner wall of the air extraction cavity 6. An air extraction pump 8 is provided on the lower end surface of the support plate 5. The air extraction end of the air extraction pump 8 penetrates the support plate 5. In this way, the adsorption and fixing work of the flexible circuit board can be completed by means of negative pressure formed by air extraction. The adsorption and fixing will not cause the problem of blocking, and the problem of interference with cleaning is avoided.

[0021] A plurality of brackets 9 symmetrically arranged are fixedly connected to the upper end surface of the base 1, a top seat 10 is fixedly connected to the plurality of brackets 9, a cleaning assembly is arranged on the top seat 10, and the cleaning assembly comprises two suspension frames 11 fixedly connected to the lower end surface of the top seat 10, displacement grooves 12 are arranged on the upper end surfaces of the two suspension frames 11, displacement blocks 13 are slidably connected in the two displacement grooves 12, a displacement device 14 is arranged on one of the suspension frames 11, a displacement shaft 15 is arranged on the displacement device 14, the displacement shaft 15 penetrates the suspension frame 11 and is fixedly connected to one of the displacement blocks 13, and a crossbeam 16 is arranged on the two displacement blocks 13;

[0022] A sliding groove 17 is provided on the upper end surface of the crossbeam 16, and a sliding block 18 is slidably connected in the sliding groove 17. The sliding groove 17 and the two displacement grooves 12 are both T-shaped, and the sliding block 18 and the two displacement blocks 13 are also T-shaped. The sliding block 18 matches the sliding groove 17, and the two displacement blocks 13 match the two displacement grooves 12 respectively. This structural shape makes the sliding more stable. A threaded rod 19 is threaded through the sliding block 18. A rotating device 20 is provided on the outer wall of one end of the crossbeam 16. One end of the threaded rod 19 is rotatably connected to the inner wall of the sliding groove 17, and the other end is provided with At the output end of the rotating device 20, a rotating groove 27 is provided at one end of the threaded rod 19, and a rotating block 28 is rotatably connected in the rotating groove 27. The rotating block 28 is fixedly connected to the inner wall of the sliding groove 17. This structure makes the connection more stable and the relative rotation is not interfered. A top plate 21 is provided on the sliding block 18, and two plasma main machines 22 are provided on the top plate 21. Two plasma processing nozzles 23 are provided on the two plasma main machines 22. The plasma main machine 22 and the plasma nozzle 23 are existing technologies, which are used for cleaning work and can be moved left and right, forward and backward to complete comprehensive cleaning work.

[0023] During the use of the utility model, first, the staff can place the flexible circuit board to be processed on the support plate 5, and then turn on the vacuum pump 8, which evacuates the multiple vacuum holes 7 through the vacuum chamber 6, and then forms a high-speed airflow in the vacuum holes 7 and the vacuum chamber 6 to generate negative pressure, so that the placed flexible circuit board is adsorbed and fixed, and then the subsequent cleaning work can be completed smoothly. Such adsorption and fixation can effectively avoid the problem of blocking and affecting cleaning due to the clamping part itself in traditional clamping and fixation, and then the subsequent work can be carried out. At this time, the two plasma hosts 22 can control the four plasma processing nozzles 23 to perform cleaning work. During this process, the rotating device 20 can control the rotation of the threaded rod 19, and then the sliding block 18 slides in the sliding groove 17 of the beam 16, and then the plasma host 22 and the plasma processing nozzle 23 move, and the displacement device 14 can control the movement of the displacement block 13 through the displacement shaft 15, and then the beam 16 moves, so that the four plasma nozzles can be moved around to complete the comprehensive cleaning work. At the same time, the rotating device 2 can drive the rotating frame 4 and the supporting plate 5 to rotate and tilt through the rotating shaft 3, and then the flexible circuit board on the supporting plate 5 can change the relative angle with the four plasma processing nozzles 23, so that the cleaning work can be better completed.

[0024] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An FPC spot welding plasma cleaning machine, comprising a base (1), characterized in that: A rotating device (2) is fixedly connected to the upper end surface of the base (1), a rotating shaft (3) is provided on the rotating device (2), a rotating frame (4) is provided on the rotating shaft (3), the rotating frame (4) and the base (1) are connected via a supporting member, a supporting plate (5) is fixedly connected to the upper end surface of the rotating frame (4), an air extraction cavity (6) is provided in the supporting plate (5), a plurality of air extraction holes (7) arranged at equal intervals are provided on the upper inner wall of the air extraction cavity (6), an air extraction pump (8) is provided on the lower end surface of the supporting plate (5), an air extraction end of the air extraction pump (8) passes through the supporting plate (5), a plurality of brackets (9) arranged symmetrically with each other are fixedly connected to the upper end surface of the base (1), a top seat (10) is fixedly connected to the plurality of brackets (9), and a cleaning component is provided on the top seat (10).

2. The FPC spot welding plasma cleaning machine according to claim 1, characterized in that: The cleaning assembly comprises two suspension frames (11) fixedly connected to the lower end surface of the top seat (10), the upper end surfaces of the two suspension frames (11) are each provided with a displacement groove (12), the two displacement grooves (12) are each slidably connected with a displacement block (13), one of the suspension frames (11) is provided with a displacement device (14), the displacement device (14) is provided with a displacement shaft (15), the displacement shaft (15) passes through the suspension frame (11) and is fixedly connected to one of the displacement blocks (13), the two displacement blocks (13) are commonly provided with a crossbeam (16), the upper end surface of the crossbeam (16) A sliding groove (17) is provided on the crossbeam (16), a sliding block (18) is slidably connected in the sliding groove (17), a threaded rod (19) is threadedly penetrated on the sliding block (18), a rotating device (20) is provided on the outer wall of one end of the crossbeam (16), one end of the threaded rod (19) is rotatably connected to the inner wall of the sliding groove (17), and the other end is arranged on the output end of the rotating device (20), a top plate (21) is provided on the sliding block (18), two plasma main machines (22) are provided on the top plate (21), and two plasma processing nozzles (23) are provided on the two plasma main machines (22).

3. The FPC spot welding plasma cleaning machine according to claim 2, characterized in that: The sliding groove (17) and the two displacement grooves (12) are both in a T shape, the sliding block (18) and the two displacement blocks (13) are also in a T shape, the sliding block (18) matches the sliding groove (17), and the two displacement blocks (13) match the two displacement grooves (12) respectively.

4. The FPC spot welding plasma cleaning machine according to claim 1, characterized in that: The support member comprises a support shaft (24) fixedly connected to the inner wall of the rotating frame (4); a support frame (25) is rotatably connected to the support shaft (24); and the support frame (25) is fixedly connected to the base (1).

5. The FPC spot welding plasma cleaning machine according to claim 1, characterized in that: A plurality of symmetrically arranged feet (26) are fixedly connected to the lower end surface of the base (1).

6. The FPC spot welding plasma cleaning machine according to claim 2, characterized in that: A rotating groove (27) is provided at one end of the threaded rod (19), a rotating block (28) is rotatably connected in the rotating groove (27), and the rotating block (28) is fixedly connected to the inner wall of the sliding groove (17).

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