Dry film residue collecting device for circuit board demolding machine

Abstract

The utility model relates to a dry film residue collecting device for a circuit board demolding machine, and relates to the technical field of circuit boards. The device comprises a bottom frame, a treatment box is fixedly connected to the bottom frame, a feeding hopper is fixedly connected to the circumferential side of the treatment box, a connecting pipe is fixedly connected to the lower end of the feeding hopper, the connecting pipe movably penetrates through the circumferential inner wall of the treatment box, a mounting pipe is fixedly connected to one side of the treatment box, and a mounting plate is fixedly connected to one side of the mounting pipe. A dewatering filter cylinder is rotatably connected to one side of the mounting plate, an air pipe is mounted on the upper portion of the circumferential side of the treatment box, a drying fan is mounted on the air pipe, a plurality of overturning motors are arranged on the circumferential inner wall of the treatment box, arc-shaped pipes are fixedly connected into the overturning motors, and the drying fan blows air into the dewatering filter cylinder through the arc-shaped pipes to dry the dry film residues. And the dehydrated dry film can be dried, the weight of the dry film residues is effectively reduced, the weight reduction effect is improved, and the dry film residues can be conveniently treated in the later period.

Description

Technical Field

[0001] The utility model relates to the technical field of circuit boards, in particular to a dry film residue collecting device for a circuit board stripping machine. Background Art

[0002] The names of circuit boards include: ceramic circuit boards, alumina ceramic circuit boards, aluminum nitride ceramic circuit boards, circuit boards, PCB boards, aluminum substrates, high-frequency boards, thick copper boards, impedance boards, PCBs, ultra-thin circuit boards, ultra-thin circuit boards, printed (copper etching technology) circuit boards, etc. Circuit boards make circuits miniaturized and intuitive, and play an important role in the mass production of fixed circuits and the optimization of electrical appliance layouts. Circuit boards can be called printed circuit boards or printed circuit boards, and their English names are PCB, FPC circuit boards (FPC circuit boards are also called flexible circuit boards. Flexible circuit boards are made of polyimide or polyester film as substrates. They are highly reliable and extremely flexible printed circuit boards. They have the characteristics of high wiring density, light weight, thin thickness, and good bending properties.) and the birth and development of hard-and-soft boards - FPC and PCBs have given rise to a new product, the hard-and-soft board. Therefore, the hard-and-soft board is a flexible circuit board and a hard circuit board, which are combined together according to relevant process requirements after lamination and other processes to form a circuit board with FPC characteristics and PCB characteristics.

[0003] The publication number is CN209682997U, a PCB dry film waste residue water separation device, including an equipment body and a feed port arranged at one end of the equipment body, a residue discharge port arranged at the other end of the equipment body, and a drainage port arranged on the equipment body. A separation chamber is arranged in the equipment body, and a screw is arranged in the separation chamber. The screw is composed of a rotating shaft and continuous spiral blades arranged on the surface of the rotating shaft. The outer edge of the spiral blade is adapted to the inner wall of the separation chamber; the pitch of the spiral blade gradually decreases from the feed port to the residue discharge port. The utility model belongs to the field of PCB processing equipment, and its advantages are: good separation effect, thorough separation of residue and water;

[0004] The main method for separating the dry film residue from the liquid is to squeeze the dry film residue to squeeze out the liquid contained in the dry film residue, so that the dry film residue and the reagent are separated. However, after squeezing, the dry film residue still contains moisture, and the dehydration and weight reduction effects are poor. Utility Model Content

[0005] In view of the deficiencies in the prior art, the purpose of the utility model is to provide a dry film residue collection device for a circuit board stripping machine, which has the effect of drying the dry film after dehydrating the dry film, reducing the water content of the dry film, and improving the weight reduction effect of the dry film residue.

[0006] The above technical objectives of the utility model are achieved through the following technical solutions:

[0007] The hopper is fixedly connected to the bottom end of the hopper, and a connecting pipe is fixedly connected to the bottom end of the hopper, and the connecting pipe movably passes through the circumferential inner wall of the hopper, and a mounting pipe is fixedly connected to one side of the hopper, and a mounting plate is fixedly connected to one side of the mounting pipe, and a dewatering filter cartridge is rotatably connected to one side of the mounting plate, an air duct is installed on the upper part of the circumferential side of the hopper, a drying fan is installed on the air duct, a plurality of turning motors are provided on the circumferential inner wall of the hopper, and arc pipes are fixedly connected in the plurality of turning motors, and the plurality of arc pipes are connected to the air duct, a mounting frame is fixedly connected to one side of the hopper, a flushing nozzle is fixedly connected to the inner top wall of the mounting frame, and a drain pipe is fixedly connected to the lower part of the circumferential side of the hopper.

[0008] By adopting the above technical solution, the dehydration filter cartridge, the processing box, the mounting frame, the feeding hopper, the air duct and the drying fan cooperate to dry the dehydrated dry film, which is convenient for later processing.

[0009] In a preferred example, the utility model can be further configured as follows: both side walls of the feeding hopper are provided with clamping plates, and the other sides of the two clamping plates are provided with clamping mechanisms, and each group of the clamping mechanisms includes two cylinders, and the two cylinders are fixedly connected to one side of the feeding hopper, and the piston rods of the two cylinders are movable through one side wall of the feeding hopper, and the piston rods of the two cylinders are fixed to the clamping plates.

[0010] By adopting the above technical solution, the clamping mechanism can drive the clamping plate to clamp the circuit board, which can facilitate the flushing nozzle to flush the dry film on the circuit board.

[0011] In a preferred example, the utility model can be further configured as follows: each group of the clamping mechanisms also includes two T-shaped rods, the two T-shaped rods are fixedly connected to one side of the clamping plate, and the two T-shaped rods are movable through a side wall of the hopper.

[0012] By adopting the above technical solution, the T-bar and the clamping plate cooperate to improve the movement stability of the clamping plate.

[0013] In a preferred example, the utility model can be further configured as follows: a flip plate is provided on one side of each of the two clamping plates, a flip motor is fixedly connected to one side of one of the clamping plates, and the output end of the flip motor is fixed to one of the flip plates, and the other flip plate is rotatably connected to the other clamping plate.

[0014] By adopting the above technical solution, the flip plate and the flip motor can drive the circuit board to rotate.

[0015] In a preferred example, the utility model can be further configured as follows: a discharge port is provided on one side of the mounting plate, a shielding door is installed in the discharge port, and a discharge port is provided at the lower portion of the circumferential inner wall of the processing box.

[0016] By adopting the above technical solution, the shielding door can rotate when the dehydration filter cartridge is rotated, and the dry film can be discharged after being dried and dehydrated.

[0017] In a preferred example, the utility model can be further configured as follows: a rotating motor is fixedly connected to one side of the processing box, and an output end of the rotating motor movably penetrates a side wall of the processing box and is fixed to the dehydration filter cartridge.

[0018] By adopting the above technical solution, the rotating motor can drive the dehydration filter cartridge to rotate, thereby improving the drying effect.

[0019] In a preferred example, the utility model can be further configured as follows: a slope is fixedly connected to the circumferential inner wall of the installation tube, and a blowing fan is installed on one side of the processing box.

[0020] By adopting the above technical solution, the blowing fan can blow the dried film residue out of the drying fan, and the slope can facilitate the dry film and the reagent to enter the dehydration filter cylinder.

[0021] In summary, the present invention includes at least one of the following beneficial technical effects:

[0022] 1. A dehydration filter cartridge, a processing box, a mounting frame, a feeding hopper, an air duct and a drying fan are provided. The circuit board demoulded after acidification is placed and clamped between two clamping plates, and sprayed through a flushing nozzle to separate the dry film residue and the reagent remaining on the circuit board from the circuit board. The reagent liquid and the dry film residue mixture after the circuit board is demoulded are added into the feeding hopper, and enter the dehydration filter cartridge through a connecting pipe and a mounting pipe for dehydration. When the water in the processing box is drained, the drying fan is started, and the drying fan blows air into the dehydration filter cartridge through an arc pipe to dry the dry film residue. The dehydrated dry film can be dried, and the weight of the dry film residue is effectively reduced, the weight reduction effect is improved, and the later treatment of the dry film residue is convenient.

[0023] 2. A clamping plate, a flip plate, a clamping mechanism and a flip motor are provided. The circuit board is placed between the two flip plates, and the cylinder is started. The piston rod of the cylinder pushes the clamping plate and the flip plate toward the circuit board until the two flip plates clamp the circuit board. The circuit board can be conveniently clamped for cleaning. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 is a stereogram of this embodiment;

[0025] Figure 2 is a three-dimensional cross-sectional view of this embodiment;

[0026] Figure 3 This embodiment Figure 2 A partial enlarged view of the middle A;

[0027] Figure 4 This embodiment Figure 2 A partial enlarged view of point B in the middle.

[0028] In the figure, 1. base frame; 2. processing box; 3. air duct; 4. drying fan; 5. blowing fan; 6. rotating motor; 7. feeding hopper; 8. mounting frame; 9. clamping plate; 10. flip plate; 11. clamping mechanism; 1101. cylinder; 1102. T-bar; 12. flip motor; 13. arc pipe; 14. dewatering filter cartridge; 15. flushing nozzle; 16. connecting pipe; 17. mounting pipe; 18. slope; 19. mounting plate; 20. discharge port; 21. shielding door; 22. discharge port; 23. drain pipe. DETAILED DESCRIPTION

[0029] The utility model is further described in detail below in conjunction with the accompanying drawings. Example

[0030] Reference Figure 1-4The utility model discloses a dry film residue collecting device for a circuit board film stripping machine, comprising a base frame 1, a processing box 2 is fixedly connected to the base frame 1, a hopper 7 is fixedly connected to the circumferential side of the processing box 2, a connecting pipe 16 is fixedly connected to the lower end of the hopper 7, and the connecting pipe 16 movably penetrates the circumferential inner wall of the processing box 2, a mounting pipe 17 is fixedly connected to one side of the processing box 2, a mounting plate 19 is fixedly connected to one side of the mounting plate 19, and a dehydration filter cartridge 1 is rotatably connected to one side of the mounting plate 19. 4, an air duct 3 is installed on the upper part of the circumferential side of the processing box 2, and a drying fan 4 is installed on the air duct 3. A plurality of flip motors 12 are opened on the circumferential inner wall of the processing box 2, and arc tubes 13 are fixedly connected inside the plurality of flip motors 12. Preferably, the shapes of the arc tubes 13 and the flip motors 12 are semi-arc-shaped to improve the drying effect. The plurality of arc tubes 13 are connected to the air duct 3. A mounting frame 8 is fixedly connected to one side of the feeding hopper 7, and a flushing nozzle 15 is fixedly connected to the inner top wall of the mounting frame 8. A drain pipe 23 is fixedly connected to the lower part of the circumferential side of the processing box 2. The circuit board demoulded after acidification is placed between the two clamping plates 9 and sprayed by the flushing nozzle 15 to separate the dry film residue and the reagent remaining on the circuit board from the circuit board. The circuit board is generally soaked in the reagent during demoulding, and the dry film is mixed with the reagent liquid through the scraper, etc. The reagent liquid and the dry film residue mixture after the circuit board is demoulded are added into the feeding hopper 7, and the dry film residue and the reagent and the residual dry film residue on the circuit board are separated. The reagent liquid and the dry film residue mixture after the circuit board is demoulded are all added to the dehydration filter cartridge 14 from the feeding hopper 7, and enter the dehydration filter cartridge 14 through the connecting pipe 16 and the installation pipe 17 for dehydration. When the water in the processing box 2 is drained, the drying fan 4 is started, and the drying fan 4 blows air into the dehydration filter cartridge 14 through the arc pipe 13 to dry the dry film residue. The dehydrated dry film can be dried, the dry film residue is effectively reduced in weight, and the dry film residue is convenient for later processing.

[0031] The two side walls of the feeding hopper 7 are provided with clamping plates 9, and the other sides of the two clamping plates 9 are provided with clamping mechanisms 11. Each set of clamping mechanisms 11 includes two cylinders 1101. The two cylinders 1101 are fixedly connected to one side of the feeding hopper 7, and the piston rods of the two cylinders 1101 are movable through one side wall of the feeding hopper 7. The piston rods of the two cylinders 1101 are fixed to the clamping plates 9. The circuit board is placed between the two flip plates 10, and the cylinders 1101 are started. The piston rods of the cylinders 1101 push the clamping plates 9 and the flip plates 10 towards the circuit board until the two flip plates 10 clamp the circuit board, so that the circuit board can be conveniently clamped for cleaning.

[0032] Each set of clamping mechanisms 11 also includes two T-shaped rods 1102, which are fixedly connected to one side of the clamping plate 9, and the two T-shaped rods 1102 are movable through a side wall of the feeding hopper 7. The T-shaped rods 1102 cooperate with the clamping plate 9 to improve the movement stability of the clamping plate 9.

[0033] A flip plate 10 is provided on one side of each clamping plate 9, a flip motor 12 is fixedly connected to one side of one of the clamping plates 9, and the output end of the flip motor 12 is fixed to one of the flip plates 10, and the other flip plate 10 is rotatably connected to the other clamping plate 9. The flip plate 10 and the flip motor 12 can drive the circuit board to rotate.

[0034] A discharge port 20 is provided on one side of the mounting plate 19, and a shielding door 21 is installed in the discharge port 20. A discharge port 22 is provided on the lower part of the circumferential inner wall of the processing box 2. The shielding door 21 can rotate on the dehydration filter cartridge 14. Preferably, for convenience, the shielding door 21 can be set as an automatic door, which can be automatically opened by a switch. This belongs to the prior art known to professional and technical personnel in this field, so the installation method will not be described in detail here. After the dry film is dried and dehydrated, the dry film is discharged.

[0035] A rotating motor 6 is fixedly connected to one side of the processing box 2. The output end of the rotating motor 6 movably passes through a side wall of the processing box 2 and is fixed to the dehydration filter cartridge 14. The rotating motor 6 can drive the dehydration filter cartridge 14 to rotate, so that the dry film in the dehydration filter cartridge 14 can be shaken to prevent accumulation in one place, thereby improving the drying effect. In addition, when the filter cartridge 14 rotates, the liquid can be thrown out to improve the dehydration effect of the dry film.

[0036] A slope 18 is fixedly connected to the circumferential inner wall of the mounting tube 17, and a blowing fan 5 is installed on one side of the processing box 2. The blowing fan 5 is preferably arranged below the rotating motor 6, so the blowing direction of the blowing fan 5 is at the lower part of the dehydration filter cartridge 14, and the dry film accumulated at the lower part of the dehydration filter cartridge 14 can be blown out from the discharge port 20. The connection between the mounting plate 19 and the mounting tube 17 is located in the middle of the dehydration filter cartridge 14. When the blowing fan 5 blows, the dry film is not easily blown from the dehydration filter cartridge 14 into the mounting tube 17. The blowing fan 5 can blow the dried dry film residue out of the drying fan 4, and the slope 18 can facilitate the dry film and the reagent to enter the dehydration filter cartridge 14.

[0037] The implementation principle of the above embodiment is: place the circuit board between the two flip plates 10, start the cylinder 1101, and the piston rod of the cylinder 1101 pushes the clamping plate 9 and the flip plate 10 to approach the circuit board until the two flip plates 10 clamp the circuit board, so that the circuit board can be conveniently clamped for cleaning operations, and the flushing nozzle 15 is used for spraying to separate the dry film residue and the reagent remaining on the circuit board from the circuit board, and the reagent liquid and the dry film residue mixture after the circuit board is demolded are added to the feeding hopper 7, and enter the dehydration filter cartridge 14 through the connecting pipe 16 and the installation pipe 17 for dehydration. When the water in the processing box 2 is drained, start the drying fan 4, and the drying fan 4 blows air into the dehydration filter cartridge 14 through the arc pipe 13 to dry the dry film residue. The dehydrated dry film can be dried, and the dry film residue can be effectively reduced in weight, which is convenient for the later treatment of the dry film residue.

[0038] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0039] The embodiments of this specific implementation method are all preferred embodiments of the utility model, and are not intended to limit the protection scope of the utility model. Therefore, all equivalent changes made based on the structure, shape, and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A dry film residue collection device for a circuit board stripping machine, comprising a base frame (1), characterized in that: The base frame (1) is fixedly connected to a processing box (2); a hopper (7) is fixedly connected to the circumferential side of the processing box (2); a connecting pipe (16) is fixedly connected to the lower end of the hopper (7); and the connecting pipe (16) movably penetrates the circumferential inner wall of the processing box (2); a mounting pipe (17) is fixedly connected to one side of the processing box (2); a mounting plate (19) is fixedly connected to one side of the mounting pipe (17); a dewatering filter cartridge (14) is rotatably connected to one side of the mounting plate (19); and a circumferential side of the processing box (2) is fixedly connected to the mounting plate (19). An air duct (3) is installed on the upper part, and a drying fan (4) is installed on the air duct (3). A plurality of flip motors (12) are provided on the circumferential inner wall of the processing box (2), and arc tubes (13) are fixedly connected inside the plurality of flip motors (12). The plurality of arc tubes (13) are connected to the air duct (3). A mounting frame (8) is fixedly connected to one side of the feeding hopper (7), and a flushing nozzle (15) is fixedly connected to the inner top wall of the mounting frame (8). A drainage pipe (23) is fixedly connected to the lower part of the circumferential side of the processing box (2).

2. A dry film residue collecting device for a circuit board stripping machine according to claim 1, characterized in that: The two side walls of the feeding hopper (7) are each provided with a clamping plate (9), and the other side of the two clamping plates (9) is provided with a clamping mechanism (11), and each group of the clamping mechanisms (11) comprises two cylinders (1101), and the two cylinders (1101) are each fixedly connected to one side of the feeding hopper (7), and the piston rods of the two cylinders (1101) are each movable and penetrate through one side wall of the feeding hopper (7), and the piston rods of the two cylinders (1101) are each fixed to the clamping plate (9).

3. A dry film residue collecting device for a circuit board stripping machine according to claim 2, characterized in that: Each group of the clamping mechanisms (11) further comprises two T-shaped rods (1102), the two T-shaped rods (1102) are fixedly connected to one side of the clamping plate (9), and the two T-shaped rods (1102) are movably penetrated through a side wall of the feeding hopper (7).

4. The dry film residue collecting device for a circuit board stripping machine according to claim 2, characterized in that: A flip plate (10) is provided on one side of each of the two clamping plates (9), a flip motor (12) is fixedly connected to one side of one of the clamping plates (9), and an output end of the flip motor (12) is fixed to one of the flip plates (10), while the other flip plate (10) is rotationally connected to the other clamping plate (9).

5. The dry film residue collecting device for a circuit board stripping machine according to claim 1, characterized in that: A discharge port (20) is provided on one side of the mounting plate (19), a shielding door (21) is installed in the discharge port (20), and a discharge port (22) is provided at the lower portion of the circumferential inner wall of the processing box (2).

6. The dry film residue collecting device for a circuit board stripping machine according to claim 1, characterized in that: A rotating motor (6) is fixedly connected to one side of the processing box (2), and an output end of the rotating motor (6) movably penetrates a side wall of the processing box (2) and is fixed to the dewatering filter cartridge (14).

7. The dry film residue collecting device for a circuit board stripping machine according to claim 1, characterized in that: A slope (18) is fixedly connected to the circumferential inner wall of the installation tube (17), and a blowing fan (5) is installed on one side of the processing box (2).

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