Multi-angle rotary spraying vertical etching machine

Abstract

A multi-angle rotary spraying vertical etching machine disclosed by the present invention comprises a machine body, the machine body is internally provided with a plurality of groups of conveying rollers, the conveying rollers are used for conveying a PCB, the left side of the machine body is provided with a box body, the top end of the machine body is provided with an anti-deviation mechanism, and the anti-deviation mechanism is used for preventing the PCB from deviating. A transfer mechanism is further installed at the top end of the machine body, conveying belts are installed on the front side and the rear side of the interior of the box body, and the transfer mechanism is used for transferring the PCBs to the tops of the conveying belts. According to the invention, the top plate and the transfer mechanism are matched for use, a to-be-etched PCB on the conveying roller is transferred to the top of the conveying belt, and the anti-deviation mechanism is arranged, so that the conveying roller can carry out limiting, conveying and feeding on the to-be-etched PCB, the etching mechanism realizes double-sided etching and blow-drying, and after etching is completed, the discharging mechanism discharges the PCB, the whole process is automatically carried out, and the production efficiency is improved. Manual operation of workers is not needed, and the requirements of the workers are met.

Description

Technical Field

[0001] The invention relates to the technical field of etching, and in particular to a multi-angle rotating spray vertical etching machine. Background Art

[0002] PCB, whose Chinese name is printed circuit board, is one of the important components of the electronics industry. Almost every electronic device, from electronic watches and calculators to computers, communication electronic equipment, and military weapon systems, as long as there are electronic components such as integrated circuits, must use printed circuit boards for the electrical interconnection between them. In the research process of larger electronic products, the most basic success factor is the design, documentation and manufacturing of the printed circuit boards of the product. The design and manufacturing quality of the printed circuit boards directly affect the quality and cost of the entire product.

[0003] Most existing PCB boards are usually loaded manually and placed on a workbench. The etching device etches them, and it is not convenient to etch both sides of them, which makes it difficult to meet the needs of the staff and reduces the practicality of the device. Summary of the invention

[0004] In order to solve the above technical problems, a multi-angle rotary spray vertical etcher is provided. This technical solution solves the problem raised in the above background technology that most of the existing PCB boards are usually manually loaded, placed on a workbench, and etched by an etching device, and it is not convenient to etch both sides.

[0005] In order to achieve the above purpose, the technical solution adopted by the present invention is:

[0006] A multi-angle rotary spray vertical etcher comprises a machine body, wherein a plurality of groups of conveying rollers are arranged inside the machine body, wherein the conveying rollers are used to convey PCB boards, a box body is arranged on the left side of the machine body, an anti-deviation mechanism is installed on the top of the machine body, wherein the anti-deviation mechanism is used to prevent the PCB boards from deflecting, and a transfer mechanism is also installed on the top of the machine body, conveyor belts are installed on the front and rear sides of the box body, wherein the transfer mechanism is used to transfer the PCB boards to the top of the conveyor belts, a bucket body is connected and installed at the bottom end of the box body, two groups of etching mechanisms are installed on the top of the box body, and a feeding mechanism is arranged on the bottom end of the box body, wherein the two groups of etching mechanisms are respectively used to etch the front and back sides of the PCB boards, and the feeding mechanism is used to discharge the etched PCB boards, and a sun-shaped flip plate is arranged near the middle position inside the box body.

[0007] Preferably, a feed port is opened on the right side of the box body, a first cover plate is arranged on the outside of the feed port, the top of the first cover plate is fixedly installed on the output end of the first cylinder, and a discharge port is opened on the front side of the box body, a second cover plate is arranged on the outside of the discharge port, the front side of the box body is also fixedly connected to the second cylinder, the top of the second cover plate is fixedly connected to the output end of the second cylinder, and a guide plate is arranged at the discharge port, and a conveyor is arranged at the bottom end of the guide plate.

[0008] Preferably, the anti-bias mechanism includes a first threaded rod, which is provided with two groups and are rotatably connected to both sides of the machine body, and thread groups with opposite thread rotation directions are provided at both ends of the first threaded rod, and both ends of the outer surface of the first threaded rod are threadedly connected with L-shaped plates, and the bottom end of the horizontal plate of the L-shaped plate is rotatably connected with several groups of rotating drums, and the outer ends of the two groups of first threaded rods are fixedly connected with first bevel gears, and a double-axis motor is installed in the middle of the front side of the machine body, and both output ends of the double-axis motor are fixedly connected with a rotating rod, and the other end of the rotating rod is installed with a second bevel gear meshing with the first bevel gear.

[0009] Preferably, the transfer mechanism includes a mounting frame, a mounting frame is welded to the top of the machine body, a first screw rod is rotatably connected inside the mounting frame, a movable part is threadedly connected to the outer surface of the first screw rod, the movable part is slidably connected to the outer surface of the first guide rod, and the first guide rod is fixedly installed inside the mounting frame, a first stepper motor is arranged on the outside of the mounting frame, one end of the first screw rod is fixedly connected to the output end of the first stepper motor, and the first stepper motor is fixedly installed on the outside of the mounting frame, a third cylinder is installed on the top of the movable part, and the output end of the third cylinder passes through the top wall of the movable part and is fixedly connected to the frame.

[0010] Preferably, the transfer mechanism also includes a second threaded rod, a fixed rod and a pressure plate, the second threaded rod is rotatably connected to the inside of the frame, a first servo motor is fixedly installed at the bottom end of the inside of the frame, the bottom end of the second threaded rod is fixedly connected to the output end of the first servo motor, the threads opened at both ends of the second threaded rod have opposite rotation directions, the pressure plate is provided with two groups, and is respectively threadedly connected to the two ends of the second threaded rod, and a fixed rod is also fixedly installed inside the frame, the pressure plate is slidably connected to the outer surface of the fixed rod, an electric lifting rod is installed at the bottom of the body, and the output end of the electric lifting rod is fixedly connected to the top plate.

[0011] Preferably, the etching mechanism includes a second screw rod and a second guide rod, the second screw rod is rotatably connected to the inner top end of the box, the second guide rod is fixedly connected to the inner top end of the box, the outer surface of the second guide rod is slidably connected to a movable plate, the movable plate is threadedly connected to the second screw rod, and a second stepper motor is installed on the front side of the box, one end of the second screw rod is fixedly connected to the output end of the second stepper motor, and a fourth cylinder is arranged on the top of the movable plate, a frame is arranged below the movable plate, and the middle part of the top end of the frame is fixedly connected to the output end of the fourth cylinder.

[0012] Preferably, the etching mechanism also includes a third screw rod, a movable frame is threadedly connected to the outer surface of the third screw rod, the movable frame is slidably connected to the outer surface of the third guide rod, a third stepper motor is arranged on the outer side of the frame, and one end of the third screw rod is fixedly connected to the output end of the third stepper motor, the movable frame is rotatably connected to a rotating frame inside, a first motor for driving the rotating frame to rotate is installed on the front side of the movable frame, an etching head and a blowing head are rotatably connected to the rotating frame inside, and two groups of second motors for driving the etching head and the blowing head to rotate respectively are arranged on the left side of the rotating frame.

[0013] Preferably, a filter is threadedly connected to the bottom of the bucket body, the filter is connected to the input end of the circulation pump through a hose, and the output end of the circulation pump is connected to the liquid storage tank through a hose.

[0014] Preferably, the unloading mechanism includes a fourth screw rod, which is rotatably connected to the inner bottom end of the box body, and the outer surface of the fourth screw rod is threadedly connected to the first movable plate, the first movable plate is slidably connected to the outer surface of the fourth guide rod, and the fourth guide rod is fixedly connected to the inner bottom end of the box body, and a fourth stepping motor is also installed on the front side of the box body, one end of the fourth screw rod is fixedly connected to the output end of the fourth stepping motor, a first electric telescopic rod is arranged on the top of the first movable plate, the output end of the first electric telescopic rod passes through the top wall of the first movable plate and is fixedly connected to the first mounting piece, a U-shaped plate is fixedly installed on the right side of the first mounting piece, a third threaded rod is rotatably connected to the inside of the U-shaped plate, the threads opened at both ends of the third threaded rod have opposite rotation directions, and both ends of the outer surface of the third threaded rod are threadedly connected to clamping pieces, and a fifth guide rod is also welded to the inside of the U-shaped plate, two groups of the clamping pieces are slidably connected to the fifth guide rod, and a second servo motor is installed at the bottom of the U-shaped plate, and one end of the third threaded rod is fixedly connected to the output end of the second servo motor.

[0015] Preferably, the outer surface of the fourth screw rod is also threadedly connected to the second movable plate, the top of the second movable plate is fixedly mounted with a second electric telescopic rod, the output end of the second electric telescopic rod is fixedly connected to the second mounting member, and the right side of the second mounting member is fixedly connected to the push plate.

[0016] Compared with the prior art, the present invention provides a multi-angle rotary spray vertical etching machine, which has the following

[0017] Beneficial effects:

[0018] 1. The present invention uses a top plate and a transfer mechanism in combination to transfer the PCB board to be etched on the conveyor roller to the top of the conveyor belt, and is provided with an anti-deflection mechanism so that the conveyor roller can limit the position of the PCB board to be etched, so that the positions of the PCB boards to be etched of the same size when transferred to the top of the conveyor belt can be kept the same.

[0019] 2. The etching mechanism on the right side of the box etches the top of the PCB board. After the top is etched, it is flipped over by the sun-shaped flip plate so that the bottom of the PCB board faces upward. The etching mechanism on the left side etches it, and after etching the front and back sides, it is blown dry under the action of the blower.

[0020] 3. After etching is completed, the PCB board is first clamped by two sets of clamping parts. Under the action of the fourth stepper motor, one end of the PCB board is first extended out of the discharge port, and then the push plate and the fourth stepper motor cooperate to push the PCB board directly out, slide to the top of the conveyor through the guide plate, and be transported to the next process by the conveyor. The purpose of this is that if the push plate is directly used to push the PCB board out, the PCB board is prone to offset during the pushing process, resulting in failure to pass through the discharge port, which may cause device failure in severe cases. The etching process in the present invention is fully automated and does not require manual operation by the staff, which meets the needs of the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0022] Figure 2 It is a structural schematic diagram of the machine body in the present invention;

[0023] Figure 3 It is a structural schematic diagram of the machine body in the present invention from another perspective;

[0024] Figure 4 It is a structural schematic diagram of the transfer mechanism in the present invention;

[0025] Figure 5 It is a schematic diagram of the external structure of the box body in the present invention;

[0026] Figure 6 It is a schematic diagram of the internal structure of the box in the present invention;

[0027] Figure 7 It is a structural schematic diagram of the interior of the box in another perspective of the present invention;

[0028] Figure 8 It is a structural schematic diagram of the etching mechanism in the present invention;

[0029] Fig. 9 It is a structural schematic diagram of the etching mechanism in the present invention from another perspective;

[0030] Fig.10 It is a structural schematic diagram of the feeding mechanism in the present invention;

[0031] Fig.11 For the present invention Fig.10 Schematic diagram of the proposed enlarged structure at A.

[0032] The numbers in the figure are:

[0033] 1. Machine body; 101. Conveyor roller; 102. Electric lifting rod; 103. Top plate; 104. Box body; 105. First cylinder; 106. First cover plate; 107. Conveyor belt; 108. Sun-shaped flip plate; 109. Second cylinder; 110. Second cover plate; 111. Bucket body; 112. Filter; 113. Circulation pump; 114. Liquid storage tank; 115. Guide plate; 116. Conveyor;

[0034] 2. Anti-bias mechanism; 201. First threaded rod; 202. First bevel gear; 203. Double-axis motor; 204. Rotating rod; 205. Second bevel gear; 206. L-shaped plate; 207. Rotating drum;

[0035] 3. Transfer mechanism; 301. Mounting frame; 302. First screw rod; 303. First guide rod; 304. First stepper motor; 305. Movable part; 306. Third cylinder; 307. Frame; 308. Second threaded rod; 309. Second guide rod; 310. First servo motor; 311. Press plate;

[0036] 4. Etching mechanism; 401. Second screw rod; 402. Second guide rod; 403. Second stepping motor; 404. Movable plate; 405. Fourth cylinder; 406. Frame; 407. Third screw rod; 408. Third guide rod; 409. Third stepping motor; 410. Movable frame; 411. First motor; 412. Rotating frame; 413. Second motor; 414. Etching head; 415. Blowing head;

[0037] 5. Material unloading mechanism; 501. fourth screw rod; 502. fourth guide rod; 503. fourth stepping motor; 504. first movable plate; 505. first electric telescopic rod; 506. first mounting member; 507. U-shaped plate; 508. third threaded rod; 509. fifth guide rod; 510. second servo motor; 511. clamping member; 512. second movable plate; 513. second electric telescopic rod; 514. second mounting member; 515. push plate. DETAILED DESCRIPTION

[0038] The following description is used to disclose the present invention so that those skilled in the art can implement the present invention. The preferred embodiments described below are only examples, and those skilled in the art may think of other obvious variations.

[0039] Example 1

[0040] Please refer to Figure 1-Figure 11 As shown, a multi-angle rotary spray vertical etcher comprises a machine body 1, several groups of conveying rollers 101 are arranged inside the machine body 1, the conveying rollers 101 are used to convey PCB boards, a box body 104 is arranged on the left side of the machine body 1, an anti-deviation mechanism 2 is installed on the top of the machine body 1, the anti-deviation mechanism 2 is used to prevent the PCB board from deflecting, and a transfer mechanism 3 is also installed on the top of the machine body 1, conveyor belts 107 are installed on the front and back sides of the box body 104, the transfer mechanism 3 is used to transfer the PCB board to the top of the conveyor belt 107, a bucket body 111 is connected and installed at the bottom end of the box body 104, two groups of etching mechanisms 4 are installed on the top of the box body 104, and a feeding mechanism 5 is arranged on the bottom end of the box body 104, the two groups of etching mechanisms 4 are used to etch the front and back sides of the PCB board respectively, the feeding mechanism 5 is used to discharge the etched PCB board, and a sun-shaped flip plate 108 is arranged near the middle position inside the box body 104.

[0041] A feed port is provided on the right side of the box body 104, and a first cover plate 106 is arranged on the outer side of the feed port. The top of the first cover plate 106 is fixedly installed on the output end of the first cylinder 105, and a discharge port is provided on the front side of the box body 104, and a second cover plate 110 is arranged on the outer side of the discharge port. The front side of the box body 104 is also fixedly connected to the second cylinder 109, and the top of the second cover plate 110 is fixedly connected to the output end of the second cylinder 109, and a guide plate 115 is provided at the discharge port, and a conveyor 116 is provided at the bottom end of the guide plate 115.

[0042] Example 2

[0043] Please refer to Figure 2 and Figure 3 As shown, the anti-bias mechanism 2 includes a first threaded rod 201, which is provided with two groups and are rotatably connected to the two sides of the body 1 respectively, and thread groups with opposite thread rotation directions are provided at both ends of the first threaded rod 201, and both ends of the outer surface of the first threaded rod 201 are threadedly connected with L-shaped plates 206, and the bottom end of the horizontal plate of the L-shaped plate 206 is rotatably connected with a plurality of groups of rotating drums 207, and the outer ends of the two groups of first threaded rods 201 are fixedly connected with the first bevel gear 202, and a double-axis motor 203 is installed in the middle of the front side of the body 1, and the two output ends of the double-axis motor 203 are fixedly connected with the rotating rod 204, and the other end of the rotating rod 204 is installed with a second bevel gear 205 meshing with the first bevel gear 202.

[0044] In this solution, the two output ends of the dual-axis motor 203 synchronously drive the rotating rods 204 and the second bevel gears 205 on both sides to rotate synchronously as a whole, and then the two groups of first bevel gears 202 and the first threaded rods 201 rotate synchronously as a whole, so that the two groups of L-shaped plates 206 approach each other, driving the rotating drums 207 on both sides to approach each other, so that the two groups of conveying rollers 101 can limit the conveyance of the PCB board to be etched.

[0045] Example 3

[0046] Please refer to Figure 4 As shown, the transfer mechanism 3 includes a mounting frame 301, the mounting frame 301 is welded to the top of the body 1, a first screw rod 302 is rotatably connected inside the mounting frame 301, a movable part 305 is threadedly connected to the outer surface of the first screw rod 302, the movable part 305 is slidably connected to the outer surface of the first guide rod 303, and the first guide rod 303 is fixedly installed inside the mounting frame 301, a first stepper motor 304 is arranged on the outside of the mounting frame 301, one end of the first screw rod 302 is fixedly connected to the output end of the first stepper motor 304, and the first stepper motor 304 is fixedly installed on the outside of the mounting frame 301, a third cylinder 306 is installed on the top of the movable part 305, the output end of the third cylinder 306 passes through the top wall of the movable part 305, and is fixedly connected to the frame 307.

[0047] Please refer to Figure 4 As shown, the transfer mechanism 3 also includes a second threaded rod 308, a fixed rod 309 and a pressure plate 311. The second threaded rod 308 is rotatably connected to the inside of the frame 307. The first servo motor 310 is fixedly installed at the bottom end of the inside of the frame 307. The bottom end of the second threaded rod 308 is fixedly connected to the output end of the first servo motor 310. The threads at both ends of the second threaded rod 308 have opposite rotation directions. There are two groups of pressure plates 311, which are respectively threadedly connected to the two ends of the second threaded rod 308. The fixed rod 309 is also fixedly installed inside the frame 307. The pressure plate 311 is slidably connected to the outer surface of the fixed rod 309. An electric lifting rod 102 is installed at the bottom of the body 1, and the output end of the electric lifting rod 102 is fixedly connected to the top plate 103.

[0048] In this solution, when the PCB to be etched moves to above the top plate 103, the conveying roller 101 stops conveying, the output end of the electric lifting rod 102 moves upward to lift the PCB to be etched, and the frame 307 is driven downward by the output end of the third cylinder 306. Then, the second threaded rod 308 is driven to rotate by the output end of the first servo motor 310, so that the two sets of pressing plates 311 are close to each other to clamp the right middle part of the PCB to be etched. Then the top plate 103 is reset, and the first cover plate 106 is driven by the output end of the first cylinder 105 to move upward to open the feed port of the box 104. Finally, the first lead screw 302 is driven to rotate by the output end of the first stepper motor 304, so that the movable part 305 moves to the left, driving the clamped PCB to be etched to move to the left, and transferring the PCB to be etched to the top of the conveyor belt 107 inside the box 104.

[0049] Example 4

[0050] Please refer to Figure 8 As shown, the etching mechanism 4 includes a second screw rod 401 and a second guide rod 402, the second screw rod 401 is rotatably connected to the inner top of the box body 104, the second guide rod 402 is fixedly connected to the inner top of the box body 104, the outer surface of the second guide rod 402 is slidably connected with a movable plate 404, the movable plate 404 is threadedly connected to the second screw rod 401, and a second stepper motor 403 is installed on the front side of the box body 104, one end of the second screw rod 401 is fixedly connected to the output end of the second stepper motor 403, and a fourth cylinder 405 is arranged on the top of the movable plate 404, and a frame 406 is arranged below the movable plate 404, and the middle of the top of the frame 406 is fixedly connected to the output end of the fourth cylinder 405.

[0051] Please refer to Fig. 9 As shown, the etching mechanism 4 also includes a third screw rod 407, the outer surface of the third screw rod 407 is threadedly connected to a movable frame 410, the movable frame 410 is slidably connected to the outer surface of the third guide rod 408, a third stepper motor 409 is arranged on the outer side of the frame body 406, and one end of the third screw rod 407 is fixedly connected to the output end of the third stepper motor 409, the movable frame 410 is internally rotatably connected to a rotating frame 412, a first motor 411 for driving the rotating frame 412 to rotate is installed on the front side of the movable frame 410, an etching head 414 and a blowing head 415 are internally rotatably connected to the rotating frame 412, and two groups of second motors 413 for driving the etching head 414 and the blowing head 415 to rotate are arranged on the left side of the rotating frame 412.

[0052] A filter 112 is threadedly connected to the bottom of the bucket body 111 . The filter 112 is connected to the input end of a circulation pump 113 through a hose. The output end of the circulation pump 113 is connected to a liquid storage tank 114 through a hose.

[0053] In this solution, the second screw rod 401 is driven to rotate by the output end of the second stepper motor 403, so that the movable plate 404 slides back and forth along the outer surface of the second guide rod 402, thereby changing the longitudinal position of the etching head 414 and the blowing head 415; the frame body 406 is driven to move up and down by the output end of the fourth cylinder 405, thereby changing the vertical position of the etching head 414 and the blowing head 415; the third screw rod 407 is driven to rotate by the output end of the third stepper motor 409, so that the movable frame 410 slides back and forth along the outer surface of the third guide rod 408, thereby changing the lateral position of the etching head 414 and the blowing head 415, so that the etching head 414 and the blowing head 415 can move in three directions, horizontally, vertically and vertically. It is worth noting that the first motor 411 and the second The coordinated use of the motor 413 can also change the orientation and inclination angle of the etching head 414 and the blowing head 415. If there are protrusions on the surface of the PCB board, the surrounding areas of the protrusions can also be etched, thereby improving practicality. The etching liquid is stored in the liquid storage tank 114, and the etching head 414 is connected to the liquid storage tank 114 through a hose. The etching head 414 etches the PCB board by spraying the etching liquid, and the blowing head 415 is used to dry the liquid remaining on the PCB board. The etching liquid dripping during the etching process is first filtered through the filter 112, and then returned to the liquid storage tank 114 under the action of the circulating pump 113, thereby realizing the recycling of the etching liquid. The filter 112 is threaded and can be disassembled, which is convenient for the staff to clean the filter 112.

[0054] Example 5

[0055] Please refer to Fig.10 and Fig.11As shown, the unloading mechanism 5 includes a fourth screw rod 501, which is rotatably connected to the inner bottom end of the box body 104, and the outer surface of the fourth screw rod 501 is threadedly connected to the first movable plate 504, and the first movable plate 504 is slidably connected to the outer surface of the fourth guide rod 502, and the fourth guide rod 502 is fixedly connected to the inner bottom end of the box body 104. A fourth stepping motor 503 is also installed on the front side of the box body 104, and one end of the fourth screw rod 501 is fixedly connected to the output end of the fourth stepping motor 503. A first electric telescopic rod 505 is arranged on the top of the first movable plate 504, and the output end of the first electric telescopic rod 505 passes through the first movable plate 504 top wall, and is fixedly connected with a first mounting member 506, a U-shaped plate 507 is fixedly installed on the right side of the first mounting member 506, a third threaded rod 508 is rotatably connected inside the U-shaped plate 507, the threads opened at both ends of the third threaded rod 508 have opposite rotation directions, and both ends of the outer surface of the third threaded rod 508 are threadedly connected with clamping members 511, a fifth guide rod 509 is also welded inside the U-shaped plate 507, two groups of clamping members 511 are slidably connected to the fifth guide rod 509, and a second servo motor 510 is installed at the bottom of the U-shaped plate 507, and one end of the third threaded rod 508 is fixedly connected to the output end of the second servo motor 510.

[0056] Please refer to Fig.10 and Fig.11 As shown, the outer surface of the fourth screw rod 501 is also threadedly connected to the second movable plate 512, and the second electric telescopic rod 513 is fixedly installed on the top of the second movable plate 512. The output end of the second electric telescopic rod 513 is fixedly connected to the second mounting member 514, and the right side of the second mounting member 514 is fixedly connected to the push plate 515.

[0057] In this solution, the fourth screw rod 501 is driven to rotate by the output end of the fourth stepper motor 503, so that the first movable plate 504 and the second movable plate 512 can both slide back and forth along the outer surface of the fourth guide rod 502, and the output end of the first electric telescopic rod 505 can drive the first mounting member 506, the U-shaped plate 507 and the two groups of clamping members 511 to move up and down as a whole, and the output end of the second electric telescopic rod 513 can drive the second mounting member 514 and the push plate 515 to move up and down as a whole, and the output end of the second servo motor 510 can drive the third threaded rod 508 to rotate, so that the two groups of clamping members 511 are close to or away from each other.

[0058] Working principle and use process of the device: The present invention uses the top plate 103 and the transfer mechanism 3 in combination to transfer the PCB board to be etched on the conveyor roller 101 to the top of the conveyor belt 107, and is provided with an anti-deflection mechanism 2, so that the conveyor roller 101 can limit the conveying and loading of the PCB board to be etched, so that the positions of the PCB boards to be etched of the same size when they are transferred to the top of the conveyor belt 107 can be kept the same, and the etching mechanism 4 on the right side of the box body 104 etches the top of the PCB board. After the top is etched, it is flipped by the sun-shaped flip plate 108 so that the bottom of the PCB board faces upward, and the etching mechanism 4 on the left side etches it, and after etching the front and back sides, under the action of the blower head 415, After it is blown dry and the etching is completed, the PCB board is first clamped by two sets of clamping parts 511. Under the action of the fourth stepper motor 503, one end of the PCB board is first extended out of the discharge port, and then the push plate 515 and the fourth stepper motor 503 cooperate to directly push the PCB board out, slide to the top of the conveyor 116 through the guide plate 115, and be transported to the next process by the conveyor 116. The purpose of this is that if the push plate 515 is used directly to push it out, the PCB board is prone to deviation during the pushing process, resulting in failure to pass through the discharge port. In severe cases, it may cause device failure. The etching process in the present invention is fully automated and does not require manual operation by the staff, thus meeting the needs of the staff.

[0059] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions only describe the principles of the present invention. The present invention may be subject to various changes and improvements without departing from the spirit and scope of the present invention. These changes and improvements fall within the scope of the present invention. The scope of protection claimed by the present invention is defined by the attached claims and their equivalents.

Claims

1. A multi-angle rotary spray vertical etching machine, characterized in that: The invention comprises a machine body (1), wherein a plurality of groups of conveying rollers (101) are arranged inside the machine body (1), wherein the conveying rollers (101) are used to convey PCB boards, a box body (104) is arranged on the left side of the machine body (1), an anti-deviation mechanism (2) is installed on the top of the machine body (1), wherein the anti-deviation mechanism (2) is used to prevent the PCB boards from deviating, and a transfer mechanism (3) is also installed on the top of the machine body (1), and conveyor belts (107) are installed on the front and rear sides of the box body (104), wherein the transfer mechanism (3) is used to transfer the PCB boards to the machine body (1). The B board is transferred to the top of the conveyor belt (107); the bottom end of the box (104) is connected to a bucket (111) installed thereon; two sets of etching mechanisms (4) are installed at the top end of the box (104); and a material discharge mechanism (5) is arranged at the bottom end of the box (104); the two sets of etching mechanisms (4) are respectively used to etch the front and back sides of the PCB board; the material discharge mechanism (5) is used to discharge the etched PCB board; and a sun-shaped flip plate (108) is arranged near the middle position of the box (104).

2. A multi-angle rotary spray vertical etching machine according to claim 1, characterized in that: A feed port is provided on the right side of the box body (104), a first cover plate (106) is provided outside the feed port, the top of the first cover plate (106) is fixedly mounted on the output end of the first cylinder (105), and a discharge port is provided on the front side of the box body (104), a second cover plate (110) is provided outside the discharge port, a second cylinder (109) is also fixedly connected to the front side of the box body (104), the top of the second cover plate (110) is fixedly connected to the output end of the second cylinder (109), a guide plate (115) is provided at the discharge port, and a conveyor (116) is provided at the bottom end of the guide plate (115).

3. A multi-angle rotary spray vertical etching machine according to claim 1, characterized in that: The anti-deviation mechanism (2) comprises a first threaded rod (201), wherein the first threaded rod (201) is provided with two groups and is rotatably connected to two sides of the machine body (1), and threaded groups with opposite thread rotation directions are provided at both ends of the first threaded rod (201), and both ends of the outer surface of the first threaded rod (201) are threadedly connected to an L-shaped plate (206), and the bottom end of the horizontal plate of the L-shaped plate (206) is rotatably connected to a plurality of groups of rotating drums (207), and the outer ends of the two groups of the first threaded rod (201) are fixedly connected to a first bevel gear (202), and a double-axis motor (203) is installed in the middle of the front side of the machine body (1), and both output ends of the double-axis motor (203) are fixedly connected to a rotating rod (204), and the other end of the rotating rod (204) is installed with a second bevel gear (205) meshing with the first bevel gear (202).

4. The multi-angle rotary spray vertical etching machine according to claim 1, characterized in that: The transfer mechanism (3) comprises a mounting frame (301), the top end of the machine body (1) is welded with the mounting frame (301), a first screw rod (302) is rotatably connected inside the mounting frame (301), the outer surface of the first screw rod (302) is threadedly connected with a movable part (305), the movable part (305) is slidably connected to the outer surface of a first guide rod (303), and the first guide rod (303) is fixedly mounted inside the mounting frame (301), a first stepper motor (304) is arranged outside the mounting frame (301), one end of the first screw rod (302) is fixedly connected to the output end of the first stepper motor (304), and the first stepper motor (304) is fixedly mounted outside the mounting frame (301), a third cylinder (306) is installed on the top of the movable part (305), the output end of the third cylinder (306) passes through the top wall of the movable part (305) and is fixedly connected to the frame (307).

5. A multi-angle rotary spray vertical etching machine according to claim 4, characterized in that: The transfer mechanism (3) further comprises a second threaded rod (308), a fixed rod (309) and a pressing plate (311); the second threaded rod (308) is rotatably connected to the interior of the frame (307); a first servo motor (310) is fixedly installed at the bottom end of the interior of the frame (307); the bottom end of the second threaded rod (308) is fixedly connected to the output end of the first servo motor (310); the threads at the two ends of the second threaded rod (308) are in opposite directions; two groups of pressing plates (311) are provided and are respectively threadedly connected to the two ends of the second threaded rod (308); a fixed rod (309) is also fixedly installed inside the frame (307); the pressing plate (311) is slidably connected to the outer surface of the fixed rod (309); an electric lifting rod (102) is installed at the bottom of the body (1); the output end of the electric lifting rod (102) is fixedly connected to the top plate (103).

6. The multi-angle rotary spray vertical etching machine according to claim 1, characterized in that: The etching mechanism (4) comprises a second screw rod (401) and a second guide rod (402), wherein the second screw rod (401) is rotatably connected to the inner top end of the box body (104), the second guide rod (402) is fixedly connected to the inner top end of the box body (104), the outer surface of the second guide rod (402) is slidably connected to a movable plate (404), the movable plate (404) is threadedly connected to the second screw rod (401), and a second stepping motor (403) is installed on the front side of the box body (104), one end of the second screw rod (401) is fixedly connected to the output end of the second stepping motor (403), and a fourth cylinder (405) is arranged on the top of the movable plate (404), and a frame (406) is arranged below the movable plate (404), and the middle part of the top end of the frame (406) is fixedly connected to the output end of the fourth cylinder (405).

7. A multi-angle rotary spray vertical etching machine according to claim 6, characterized in that: The etching mechanism (4) further comprises a third screw rod (407), the outer surface of which is threadedly connected to a movable frame (410), the movable frame (410) being slidably connected to the outer surface of a third guide rod (408), a third stepping motor (409) being arranged on the outer side of the frame body (406), and one end of the third screw rod (407) being fixedly connected to the output end of the third stepping motor (409), the movable frame (410) being rotatably connected to a rotating frame (412), a first motor (411) for driving the rotating frame (412) to rotate being installed on the front side of the movable frame (410), an etching head (414) and a blowing head (415) being rotatably connected to the inner side of the rotating frame (412), and two groups of second motors (413) for respectively driving the etching head (414) and the blowing head (415) to rotate being arranged on the left side of the rotating frame (412).

8. The multi-angle rotary spray vertical etching machine according to claim 1, characterized in that: The bottom of the bucket (111) is threadedly connected with a filter (112); the filter (112) is connected to an input end of a circulation pump (113) via a hose; and the output end of the circulation pump (113) is connected to a liquid storage tank (114) via a hose.

9. The multi-angle rotary spray vertical etching machine according to claim 1, characterized in that: The unloading mechanism (5) comprises a fourth screw rod (501), the fourth screw rod (501) is rotatably connected to the inner bottom end of the box body (104), the outer surface of the fourth screw rod (501) is threadedly connected to a first movable plate (504), the first movable plate (504) is slidably connected to the outer surface of a fourth guide rod (502), the fourth guide rod (502) is fixedly connected to the inner bottom end of the box body (104), a fourth stepping motor (503) is also installed on the front side of the box body (104), one end of the fourth screw rod (501) is fixedly connected to the output end of the fourth stepping motor (503), a first electric telescopic rod (505) is arranged at the top end of the first movable plate (504), the output end of the first electric telescopic rod (505) passes through the first movable plate ( 504) top wall, and is fixedly connected to a first mounting member (506), a U-shaped plate (507) is fixedly installed on the right side of the first mounting member (506), a third threaded rod (508) is rotatably connected inside the U-shaped plate (507), the threads opened at both ends of the third threaded rod (508) are in opposite rotation directions, and both ends of the outer surface of the third threaded rod (508) are threadedly connected to clamping members (511), a fifth guide rod (509) is also welded inside the U-shaped plate (507), two groups of the clamping members (511) are slidably connected to the fifth guide rod (509), and a second servo motor (510) is installed at the bottom of the U-shaped plate (507), and one end of the third threaded rod (508) is fixedly connected to the output end of the second servo motor (510).

10. The multi-angle rotary spray vertical etching machine according to claim 9, characterized in that: The outer surface of the fourth screw rod (501) is also threadedly connected to a second movable plate (512), a second electric telescopic rod (513) is fixedly mounted on the top of the second movable plate (512), an output end of the second electric telescopic rod (513) is fixedly connected to a second mounting member (514), and the right side of the second mounting member (514) is fixedly connected to a push plate (515).

Images