A high-efficiency plating device for surface coating of metal parts

Abstract

The application discloses a kind of metal parts surface coating high-efficiency plating device related to coating processing technical field, the device includes main body frame: including installation table on main body frame, two mobile cylinders are installed on installation table, sliding groove column is fixedly installed on the surface of mobile cylinder, multiple fixed columns are fixedly installed on the inner wall of sliding groove column;Polishing mechanism: including multiple support inclined poles for supporting and positioning annular workpiece, one end of support inclined pole penetrates mobile cylinder and is rotationally connected with mobile cylinder;By the vertical downward movement of moving mechanism, polishing belt is driven to move downward synchronously, so that the surface of polishing belt is contacted with support inclined pole, while the movement of moving mechanism drives support inclined pole to rotate by rotating mechanism, so that the surface of polishing belt is polished in advance to support inclined pole, avoid the problem that annular workpiece is inclined in horizontal positioning, so as to affect the quality of spraying, reach the purpose of improving positioning stability.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of coating processing, in particular to a high-efficiency coating device for metal part surface. BACKGROUND

[0002] At present, with the development of industry, the surface of the part needs to be plated in the production process. The metal powder is heated to a molten or semi-molten state, and is sprayed at high speed to the surface of the metal part to form a firm coating, so that the surface of the part has the properties of wear resistance, corrosion resistance, high temperature oxidation resistance, electrical insulation, heat insulation, radiation resistance, wear reduction and sealing.

[0003] At present, when the surface of the annular metal part is coated, in order to adapt to annular metal parts of different radii, when supporting the annular metal part, the metal powder sprayed each time will fall on the positioning fixture, which affects the positioning accuracy of the annular metal part when switching different sizes of annular metal parts. When coating, the surface of the annular metal part is not fully and uniformly sprayed, which greatly affects the spraying efficiency through manual polishing.

[0004] Therefore, the present application designs a high-efficiency coating device for metal part surface to solve the above problems. SUMMARY

[0005] The purpose of the embodiment of the present application is to provide a high-efficiency coating device for metal part surface, which aims to solve the technical problems of the prior art mentioned in the background.

[0006] The embodiment of the present application is realized as follows: a high-efficiency coating device for metal part surface, the device comprises:

[0007] The main frame comprises a mounting table arranged on the main frame, two moving cylinders are arranged on the mounting table, a sliding groove column is fixedly arranged on the surface of the moving cylinder, and a plurality of fixed columns are fixedly arranged on the inner wall of the sliding groove column;

[0008] The polishing mechanism comprises a plurality of supporting inclined rods for supporting and positioning the annular workpiece, one end of the supporting inclined rod penetrates the moving cylinder and is rotationally connected with the moving cylinder, the other end of the supporting inclined rod is rotationally connected with the fixed column, a plurality of winding shafts are arranged on the sliding groove column, a polishing belt for polishing the surface of the supporting inclined rod is wound on the surface of each winding shaft, the other end of the polishing belt is connected with the surface of the fixed shaft, the inclination angle of the polishing belt is the same as the inclination angle of the supporting inclined rod, and a torsion spring is fixedly arranged on the surface of the winding shaft;

[0009] The moving mechanism is used for driving the annular workpiece to move vertically;

[0010] Positioning mechanism: for accurate positioning of the annular workpiece;

[0011] Rotary mechanism: for driving the support inclined rod to rotate;

[0012] Transposition mechanism: for driving the annular workpiece to move laterally.

[0013] Further, the surface of the mounting table is fixedly installed with a shielding frame, and the surface of the moving cylinder is fixedly installed with a moving half frame matched with the shielding frame.

[0014] Further, the moving mechanism comprises a plurality of moving blocks in sliding connection with the inner wall of the sliding groove column, and a torsion spring is connected to the moving blocks away from the winding rotation shaft, the surface of each moving block is fixedly installed with a connecting rod, the end of the connecting rod away from the moving block is connected to a screw rod slider, the connecting rod penetrates through the sliding groove column and is in sliding connection with the sliding groove column, the screw rod slider and the rotating screw rod form a screw pair transmission, the rotating screw rod is connected to the output end of a moving motor, and the moving motor is fixedly installed on the surface of the moving cylinder.

[0015] Further, the positioning mechanism comprises a positioning motor fixedly installed on the surface of the moving block, the positioning motor is connected to the output end of the controller, the output end of the positioning motor is fixedly installed with a positioning screw rod, the positioning screw rod and a positioning slider form a screw pair transmission, the surface of the positioning slider is fixedly installed with a limiting slider, the limiting slider is in sliding connection with the inner wall of the moving block, the surface of the limiting slider is fixedly installed with a fixed block, two guide rods penetrate through the surface of the fixed block and are in sliding connection with the two guide rods, the surfaces of the two guide rods are connected to a positioning block, the fixed block and the positioning block are connected through a compression spring, the surface of the positioning block is rotatably installed with a plurality of rotating balls, the surface of the fixed block is fixedly installed with a sensing contact, the surface of the positioning block is fixedly installed with a moving contact matched with the sensing contact, and the sensing contact is connected to the input end of the controller.

[0016] Further, the rotating mechanism comprises a plurality of L-shaped racks fixedly connected with the screw rod sliders, the L-shaped racks are in meshing connection with rotating gears, the connecting shafts of the rotating gears penetrate through the moving cylinder and are in rotatable connection with the moving cylinder, the connecting shafts of the rotating gears are connected to the input end of a bevel gear set, and the output end of the bevel gear set is connected to the support inclined rod.

[0017] Further, the transposition mechanism comprises a transposition screw rod rotatably installed on the mounting table, the transposition screw rod and a transposition slider form a screw pair transmission, and the surface of the transposition slider is fixedly installed with a connecting block, the two ends of the connecting block are respectively connected to the two moving half frames.

[0018] Further, the device further comprises a dust removal mechanism, and the dust removal mechanism comprises an air inlet pipeline and an air outlet pipeline fixedly installed on the surface of the shielding frame.

[0019] Compared with the prior art, the present application has the beneficial effects that:

[0020] 1、The present application drives the polishing belt to move downward synchronously through the vertical downward movement of the moving mechanism, so that the polishing belt is in contact with the surface of the supporting inclined rod, and the movement of the moving mechanism drives the supporting inclined rod to rotate through the rotating mechanism, so that the polishing belt polishes the surface of the supporting inclined rod in advance, avoids the problem of inclination of the annular workpiece in horizontal positioning, thereby affecting the quality of spraying, and achieves the purpose of improving the positioning stability.

[0021] 2、The present application continues to move downward through the moving mechanism, and the annular workpiece is horizontally supported by the plurality of supporting inclined rods at this time, so that the horizontal positioning of the annular workpiece is completed, thereby achieving the purpose of improving the horizontal positioning accuracy of the annular workpiece by point positioning, avoiding the increase of the positioning deviation of the annular workpiece caused by surface positioning, and leading to uneven or insufficient spraying. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 A structure schematic view of a metal part surface coating efficient plating device provided by the present application is shown in the figure;

[0023] Figure 2 A cross-sectional structure schematic view of the present application is shown in the figure;

[0024] Figure 3 An enlarged structure schematic view of A of the present application is shown in the figure; Figure 2

[0025] An enlarged structure schematic view of B of the present application is shown in the figure; Figure 4 Figure 3 An enlarged structure schematic view of C of the present application is shown in the figure;

[0026] Figure 5 Figure 2 Another cross-sectional structure schematic view of a metal part surface coating efficient plating device of the present application is shown in the figure;

[0027] Figure 6 An enlarged structure schematic view of D of the present application is shown in the figure;

[0028] Figure 7 Another cross-sectional structure schematic view of a metal part surface coating efficient plating device of the present application is shown in the figure; Figure 6

[0029] An enlarged structure schematic view of E of the present application is shown in the figure. Figure 8

[0030] Figure 9 Figure 8

[0031] ​​​​​In the drawings: 1, main frame; 101, mounting table; 102, shielding frame; 103, moving cylinder; 104, sliding groove column; 105, moving half frame; 106, fixed column; 2, polishing mechanism; 201, supporting inclined rod; 202, winding rotating shaft; 203, polishing belt; 204, torsion spring; 205, fixed rotating shaft; 206, annular workpiece; 3, moving mechanism; 301, moving block; 302, connecting rod; 303, screw sliding block; 304, rotating screw; 305, moving motor; 4, positioning mechanism; 401, positioning motor; 402, positioning screw; 403, positioning sliding block; 404, limiting sliding block; 405, fixed block; 406, guide rod; 407, positioning block; 408, compression spring; 409, rotating ball; 410, inductive contact; 411, moving contact; 5, rotating mechanism; 501, L-shaped rack; 502, rotating gear; 503, bevel gear set; 6, transposition mechanism; 601, transposition screw; 602, transposition sliding block; 603, connecting block; 7, dust removal mechanism; 701, air inlet pipeline; 702, air outlet pipeline. DETAILED DESCRIPTION

[0032] In order to make the purpose, technical scheme and advantages of the present application clearer, the present application is further described in detail below in combination with the drawings and examples. It should be understood that the specific examples described herein are only used to explain the present application and do not limit the present application.

[0033] It can be understood that the terms "first", "second" and the like used herein can be used to describe various elements, but unless specifically stated, these elements are not limited by these terms. These terms are only used to distinguish the first element from another element.

[0034] As Figure 2 , Figure 3 , Figure 5 , Figure 6 and Figure 9 It is shown that in one embodiment, a high-efficiency metal part surface coating plating device is proposed, which comprises:

[0035] The main frame 1 comprises a mounting table 101 arranged on the main frame 1, and two moving cylinders 103 are arranged on the mounting table 101. The surface of the moving cylinder 103 is fixedly provided with a sliding groove column 104, and the inner wall of the sliding groove column 104 is fixedly provided with a plurality of fixed columns 106.

[0036] Grinding mechanism 2: includes multiple support inclined rods 201 for supporting and positioning the annular workpiece 206. One end of the support inclined rod 201 passes through the movable cylinder 103 and is rotatably connected to the movable cylinder 103. The other end of the support inclined rod 201 is rotatably connected to the fixed column 106. It also includes multiple winding shafts 202 installed on the slide column 104. Each winding shaft 202 has a grinding belt 203 wound around its surface for grinding the surface of the support inclined rod 201. The other end of the grinding belt 203 is connected to the surface of the fixed shaft 205. The inclination angle of the grinding belt 203 is the same as the inclination angle of the support inclined rod 201. A torsion spring 204 is fixedly installed on the surface of the winding shaft 202.

[0037] Moving mechanism 3: used to drive the ring-shaped workpiece 206 to move vertically;

[0038] Positioning mechanism 4: used for precise positioning of the ring-shaped workpiece 206;

[0039] Rotating mechanism 5: used to drive the support diagonal rod 201 to rotate;

[0040] Positioning mechanism 6: used to drive the ring-shaped workpiece 206 to move laterally.

[0041] In practical applications, when performing a spraying operation on a ring-shaped workpiece 206, as in the embodiments of the present invention... Figure 3 As shown, at this time, the ring-shaped workpiece 206 is placed on the moving mechanism 3 by an external clamping device, as follows. Figure 6 As shown, under the action of the switching mechanism 6, the annular workpiece 206 is moved laterally into the spraying station. After the positioning mechanism 4 precisely positions the annular workpiece 206, the moving mechanism 3 moves the annular workpiece 206 vertically downwards. As the moving mechanism 3 moves vertically downwards, as... Figure 9 As shown, the grinding belt 203 moves downward synchronously, bringing it into contact with the surface of the support rod 201. The torsion spring 204 ensures that the grinding belt 203 remains in close contact with the surface of the support rod 201, guaranteeing stable grinding pressure. Figure 5As shown, the movement of the moving mechanism 3 drives the support inclined rod 201 to rotate through the rotating mechanism 5, so that the polishing belt 203 polishes the surface of the support inclined rod 201 in advance, avoiding the problem of the inclination of the annular workpiece 206 in horizontal positioning, thereby affecting the quality of spraying, achieving the purpose of improving the positioning stability, and at the same time, with the continuous downward movement of the moving mechanism 3, the annular workpiece 206 is horizontally supported by the plurality of support inclined rods 201, and the moving mechanism 3 is separated from the annular workpiece 206, avoiding affecting the spraying effect of the surface of the annular workpiece 206, at this time, the horizontal positioning of the annular workpiece 206 is completed, thereby achieving the purpose of improving the horizontal positioning precision of the annular workpiece 206 by point positioning, avoiding the positioning deviation of the annular workpiece 206 caused by surface positioning, leading to uneven or insufficient spraying abnormity, and at the same time, after the spraying of the annular workpiece 206 is completed, as shown, Figure 6 at this time, the feeding of the annular workpiece 206 on the other moving mechanism 3 is completed, the work position is switched through the action of the transposition mechanism 6, the annular workpiece 206 that has completed spraying is pushed out of the shielding frame 102, and the new annular workpiece 206 is positioned and sprayed again, achieving the purpose of cyclic work.

[0042] As shown, Figure 1 as a preferred embodiment of the present application, the surface of the mounting table 101 is fixedly installed with a shielding frame 102, the surface of the moving cylinder 103 is fixedly installed with a moving half frame 105 matched with the shielding frame 102, and the inner wall of the shielding frame 102 is installed with a spraying device.

[0043] When the feeding of the annular workpiece 206 is completed in actual application of the embodiment of the present application, the annular workpiece 206 is driven into the spraying position in the shielding frame 102 through the action of the transposition mechanism 6 at this time, and through the mutual shielding action of the shielding frame 102 and the moving half frame 105, the annular workpiece 206 is in a closed environment during spraying, thereby avoiding the pollution of the external environment caused by spraying dust.

[0044] As shown, Figure 6 and Figure 7 as another preferred embodiment of the present application, the moving mechanism 3 comprises a plurality of moving blocks 301 in sliding connection with the inner wall of the sliding groove column 104, the torsion spring 204 is connected to the moving block 301 away from the winding shaft 202, the surface of each moving block 301 is fixedly installed with a connecting rod 302, the end of the connecting rod 302 away from the moving block 301 is connected to a screw block 303, the connecting rod 302 penetrates through the sliding groove column 104 and is in sliding connection with the sliding groove column 104, the screw block 303 and a rotating screw 304 form a screw pair transmission, the rotating screw 304 is connected to the output end of a moving motor 305, and the moving motor 305 is fixedly installed on the surface of the moving cylinder 103.

[0045] When the annular workpiece 206 is precisely positioned, the moving motor 305 starts to operate, as shown in Figure 6 The moving motor 305 drives the rotating screw 304 to rotate, and then drives the screw sliding block 303 to move downward through the screw pair transmission, the downward movement of the screw sliding block 303 drives the moving block 301 to move downward through the connecting rod 302, and then drives the polishing belt 203 to contact the supporting inclined rod 201, so as to automatically polish the metal dust solidified on the surface of the supporting inclined rod 201.

[0046] As shown in Figure 3 and Figure 4 As another preferred embodiment of the present application, the positioning mechanism 4 comprises a positioning motor 401 fixedly installed on the surface of the moving block 301, the positioning motor 401 is connected with the output end of the controller, the output end of the positioning motor 401 is fixedly installed with a positioning screw 402, the positioning screw 402 forms a screw pair transmission with a positioning sliding block 403, the surface of the positioning sliding block 403 is fixedly installed with a limiting sliding block 404, the limiting sliding block 404 is slidingly connected with the inner wall of the moving block 301, the surface of the limiting sliding block 404 is fixedly installed with a fixed block 405, two guide rods 406 are penetratingly arranged on the surface of the fixed block 405 and are slidingly connected with the fixed block 405, the surfaces of the two guide rods 406 are connected with a positioning block 407, the fixed block 405 and the positioning block 407 are connected through a compression spring 408, the surface of the positioning block 407 is rotatably installed with a plurality of rotating balls 409, the surface of the fixed block 405 is fixedly installed with a sensing contact 410, the surface of the positioning block 407 is fixedly installed with a moving contact 411 matched with the sensing contact 410, and the sensing contact 410 is connected with the input end of the controller.

[0047] When the annular workpiece 206 is placed on the moving block 301 by the external clamping device, the moving motor 305 starts to operate, as shown in Figure 3As shown, at this time, the positioning motor 401 starts to operate, the operation of the positioning motor 401 drives the limiting sliding block 404 to move away from the central axis of the sliding groove column 104 through the screw pair transmission, and then drives the positioning block 407 to move away from the central axis of the sliding groove column 104 through the fixed block 405 and the guide rod 406, at this time, the annular workpiece 206 is positioned by extrusion through the plurality of positioning blocks 407, and at the same time, with the continuous extrusion, the compression spring 408 is compressed, when the inductive contact 410 contacts the moving contact 411, a feedback signal is fed back to the controller, the controller sends a signal to stop the operation of the positioning motor 401 and reversely operate, so that the fixed block 405 moves to the central axis of the sliding groove column 104 and stops moving after moving a distance, at this time, the elastic potential of the compression spring 408 reduces the pressure between the rotating ball 409 and the inner wall of the annular workpiece 206, so as to avoid the abnormal situation that the annular workpiece 206 is not accurately positioned when the moving mechanism 3 drives the annular workpiece 206 to move downward, and at the same time, after the annular workpiece 206 is supported by the plurality of supporting inclined rods 201, the rotating ball 409 is separated from the annular workpiece 206 through the sliding of the rotating ball 409 and the annular workpiece 206, the rotating ball 409 is arranged to reduce the friction force and avoid the inclination of the horizontal positioning force of the annular workpiece 206, so as to improve the positioning accuracy of the annular workpiece 206.

[0048] As shown in the figure, Figure 5 As another preferred embodiment of the application, the rotating mechanism 5 includes a plurality of L-shaped racks 501 fixedly connected with the screw block 303, the L-shaped racks 501 are engaged with rotating gears 502, the connecting shafts of the rotating gears 502 penetrate through the moving cylinder 103 and are rotationally connected with the moving cylinder 103, the connecting shafts of the rotating gears 502 are connected with the input ends of bevel gear sets 503, and the output ends of the bevel gear sets 503 are connected with the supporting inclined rods 201.

[0049] In actual application, as shown in the figure, Figure 5 When the screw block 303 moves downward, the screw block 303 drives the L-shaped racks 501 to move downward, and then drives the bevel gear sets 503 to rotate through the rack and pinion transmission, the rotation of the bevel gear sets 503 drives the supporting inclined rods 201 to rotate, so that the polishing belt 203 fully polishes the surface of the supporting inclined rods 201.

[0050] As shown in the figure, Figure 6 As another preferred embodiment of the application, the transposition mechanism 6 includes a transposition screw 601 rotationally installed on the mounting table 101, the transposition screw 601 forms a screw pair transmission with a transposition sliding block 602, the surface of the transposition sliding block 602 is fixedly installed with a connecting block 603, and the two ends of the connecting block 603 are respectively connected with the two moving half frames 105.

[0051] The embodiment of the present application is applied in practice, as shown in Figure 6 When the spraying of the annular workpiece 206 is completed, the transposition screw rod 601 is driven to rotate by the external force, so as to drive the transposition sliding block 602 to move horizontally through the screw pair transmission, thereby conveying the annular workpiece 206 that has been sprayed out of the spraying station, and conveying the annular workpiece 206 that has not been sprayed into the spraying station, so as to achieve the purpose of circular spraying.

[0052] As shown in Figure 1 and Figure 8 As another preferred embodiment of the present application, the device further comprises a dust removal mechanism 7, which comprises an air inlet pipe 701 and an air outlet pipe 702 fixedly installed on the surface of the shielding frame 102.

[0053] When the annular workpiece 206 is sprayed, as shown in Figure 1 and Figure 8 The metal dust in the air is recycled by blowing air through the air inlet pipe 701 and the air outlet pipe 702, so as to achieve the purpose of automatic recycling of metal dust.

[0054] The technical features of the above-mentioned embodiments can be combined arbitrarily. In order to make the description concise, all possible combinations of the technical features in the above-mentioned embodiments are not described, but as long as the combination of the technical features does not exist contradictory, it should be considered as the scope of the present application.

[0055] The above-mentioned embodiments only express several embodiments of the present application, and the description is more specific and detailed, but it should not be understood as limiting the scope of the present application. It should be pointed out that for ordinary skilled in the art, without departing from the concept of the present application, a number of modifications and improvements can be made, which are within the scope of the present application. Therefore, the protection scope of the present application should be subject to the appended claims.

[0056] The above-mentioned is only the preferred embodiment of the present application, and does not limit the present application. Any modification, equivalent replacement and improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. A high efficiency plating apparatus for surface coating of metal parts, characterized by, The device comprises: The main frame (1) comprises a mounting table (101) arranged on the main frame (1), two moving cylinders (103) are arranged on the mounting table (101), a sliding groove column (104) is fixedly arranged on the surface of the moving cylinder (103), and a plurality of fixed columns (106) are fixedly arranged on the inner wall of the sliding groove column (104); The polishing mechanism (2) comprises a plurality of support inclined rods (201) for supporting and positioning the annular workpiece (206), one end of the support inclined rod (201) penetrates through the moving cylinder (103) and is rotationally connected with the moving cylinder (103), the other end of the support inclined rod (201) is rotationally connected with the fixed column (106), and the polishing mechanism (2) further comprises a plurality of winding rotating shafts (202) arranged on the sliding groove column (104), the surface of each winding rotating shaft (202) is wound with a polishing belt (203) for polishing the surface of the support inclined rod (201), the other end of the polishing belt (203) is connected with the surface of a fixed rotating shaft (205), the inclination angle of the polishing belt (203) is the same as the inclination angle of the support inclined rod (201), and the surface of the winding rotating shaft (202) is fixedly provided with a torsion spring (204); The moving mechanism (3) is used for driving the annular workpiece (206) to move vertically; The positioning mechanism (4) is used for accurately positioning the annular workpiece (206); The rotating mechanism (5) is used for driving the support inclined rod (201) to rotate; The transposition mechanism (6) is used for driving the annular workpiece (206) to move transversely; The moving mechanism (3) comprises a plurality of moving blocks (301) in sliding connection with the inner wall of the sliding groove column (104), one end of the torsion spring (204) away from the winding rotating shaft (202) is connected with the moving block (301), the surface of each moving block (301) is fixedly provided with a connecting rod (302), one end of the connecting rod (302) away from the moving block (301) is connected with a screw block (303), the connecting rod (302) penetrates through the sliding groove column (104) and is in sliding connection with the sliding groove column (104), the screw block (303) and a rotating screw rod (304) form a screw pair transmission, the rotating screw rod (304) is connected with the output end of a moving motor (305), and the moving motor (305) is fixedly arranged on the surface of the moving cylinder (103).

2. The high efficiency plating apparatus for coating a surface of a metal part according to claim 1, wherein The surface of the mounting table (101) is fixedly provided with a shielding frame (102), the surface of the moving cylinder (103) is fixedly provided with a moving half frame (105) matched with the shielding frame (102), and the inner wall of the shielding frame (102) is provided with a spraying device.

3. The apparatus of claim 1, wherein the apparatus further comprises a plurality of rollers disposed between the first and second electrodes. The positioning mechanism (4) comprises a positioning motor (401) fixedly installed on the surface of the moving block (301), the positioning motor (401) is connected with the output end of the controller, the output end of the positioning motor (401) is fixedly installed with a positioning lead screw (402), the positioning lead screw (402) and a positioning sliding block (403) form a screw pair transmission, the surface of the positioning sliding block (403) is fixedly installed with a limiting sliding block (404), the limiting sliding block (404) is in sliding connection with the inner wall of the moving block (301), the surface of the limiting sliding block (404) is fixedly installed with a fixed block (405), the surface of the fixed block (405) penetrates through two guide rods (406) and is in sliding connection with the two guide rods (406), the surfaces of the two guide rods (406) are connected with a positioning block (407), the fixed block (405) and the positioning block (407) are connected through a compression spring (408), the surface of the positioning block (407) is rotatably installed with a plurality of rotating balls (409), the surface of the fixed block (405) is fixedly installed with a sensing contact (410), the surface of the positioning block (407) is fixedly installed with a moving contact (411) matched with the sensing contact (410), and the sensing contact (410) is connected with the input end of the controller.

4. The apparatus of claim 1, wherein the apparatus further comprises a plurality of rollers disposed between the first and second electrodes. The rotating mechanism (5) comprises a plurality of L-shaped racks (501) fixedly connected with the screw block (303), the L-shaped racks (501) are engaged with rotating gears (502), the connecting shaft of the rotating gears (502) penetrates through the moving cylinder (103) and is in rotary connection with the moving cylinder (103), the connecting shaft of the rotating gears (502) is connected with the input end of the bevel gear set (503), and the output end of the bevel gear set (503) is connected with the supporting inclined rod (201).

5. The apparatus of claim 1, wherein the apparatus further comprises a plurality of rollers disposed between the first and second electrodes. The transposition mechanism (6) comprises a transposition lead screw (601) rotatably installed on the mounting table (101), the transposition lead screw (601) and a transposition sliding block (602) form a screw pair transmission, the surface of the transposition sliding block (602) is fixedly installed with a connecting block (603), and the two ends of the connecting block (603) are connected with the two moving half frames (105) respectively.

6. The apparatus of claim 1, wherein the apparatus further comprises a plurality of rollers disposed between the first and second electrodes. The device further comprises a dust removal mechanism (7), and the dust removal mechanism (7) comprises an air inlet pipeline (701) and an air outlet pipeline (702) fixedly installed on the surface of the shielding frame (102).

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