Energy-saving developing machine for circuit board processing

Abstract

The utility model discloses an energy-saving developing machine for processing a circuit board, and relates to the technical field of developing machines. The conveying device comprises a hollow base, the top end of the hollow base is fixedly connected with a mounting frame, the inner side of the mounting frame is rotationally connected with rotating rods distributed at equal intervals, the outer sides of the rotating rods are fixedly connected with conveying rollers distributed at equal intervals, and a driving assembly is arranged on the side, close to the rotating rods, of the inner side of the mounting frame. Developing liquid stored in the water tank is pumped out through the first pump machine, conveyed to the interior of the U-shaped pipe through the connecting pipe and sprayed to the surface of the circuit board through the spray head to achieve developing operation, and used developing liquid collected in the hollow base is pumped out through the second pump machine and conveyed to the interior of the filter box through the connecting pipe to achieve recycling operation. And when the developing solution passes through the filter plate, impurities in the developing solution are filtered by utilizing the filter plate, so that the developing solution which is not consumed can be recycled, and the utilization rate of resources is further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of developing machines, in particular to an energy-saving developing machine for processing circuit boards. Background Art

[0002] The developer for PCB processing is a device that plays an important role in the PCB manufacturing process. It dissolves the useless parts of the photoresist through a specific process, leaving the required circuit pattern. During use, attention should be paid to the configuration of the developer, the setting of parameters, and daily maintenance to ensure the consistency of the development effect and the quality of the final product.

[0003] However, the traditional developer does not filter and recycle the used developer and rinse water, which increases the waste of resources and increases the processing costs, and does not meet the requirements of energy saving and environmental protection. In response to the above problems, the inventors proposed an energy-saving developer for circuit board processing to solve the above problems. Utility Model Content

[0004] In order to solve the problem of filtering and recycling the developer of the developer, the utility model aims to provide an energy-saving developer for processing circuit boards.

[0005] In order to solve the above technical problems, the utility model adopts the following technical solutions: an energy-saving developing machine for circuit board processing, comprising a hollow base, a mounting frame is fixedly connected to the top of the hollow base, the inner side of the mounting frame is rotatably connected to equidistantly distributed rotating rods, the outer side of the rotating rod is fixedly connected to equidistantly distributed conveying rollers, a driving assembly is arranged on the inner side of the mounting frame close to the rotating rod, a protective cover is fixedly connected to the top of the mounting frame, a U-shaped tube is fixedly connected to the inner side of the protective cover, and equidistantly distributed nozzles are fixedly installed on the bottom end of the U-shaped tube, a bottom plate is fixedly connected to one side of the bottom of the hollow base, and a circulation assembly is arranged on the top of the bottom plate close to the hollow base.

[0006] Preferably, the driving assembly includes a transmission shaft, which is rotatably connected to the inner side of the mounting frame, and the outer side of the transmission shaft is fixedly connected with an equidistantly distributed bevel gear 1, and the end of the rotating shaft of the rotating rod close to the bevel gear 1 is fixedly connected with a bevel gear 2, and the bevel gear 2 is meshingly connected with the corresponding bevel gear 1, and a stepper motor is fixedly installed on the side of the mounting frame close to the bevel gear 1, and the driving end of the stepper motor extends to the inner side of the mounting frame and is fixedly connected with a bevel gear 3, and the bevel gear 3 is meshingly connected with the corresponding bevel gear 1.

[0007] Preferably, the circulation component includes a water tank, which is fixedly connected to the top of the hollow base, and a pump 1 is fixedly installed on the top of the water tank, and the input end and output end of the pump 1 are fixedly connected with a connecting pipe, and the connecting pipe on the pump 1 is fixedly connected to the water tank and the U-shaped pipe respectively, and a pump 2 is fixedly installed on the top of the bottom plate near the hollow base. A filter box is fixedly connected to the top of the bottom plate near the side of the pump 2, and the input end and output end of the pump 2 are fixedly connected with a connecting pipe, and the connecting pipe on the pump 2 is fixedly connected to the hollow base and the filter box respectively, and the interior of the filter box is provided with equidistantly distributed filter plates, and the tops of the filter plates all moveably penetrate the filter box, and a pump 3 is fixedly installed on the top of the bottom plate near the side of the filter box, and the input end and output end of the pump 3 are fixedly connected with a connecting pipe, and the connecting pipe on the pump 3 is fixedly connected to the filter box and the water tank respectively, and the tops of the filter box and the water tank are fixedly connected with vents, and the vents are respectively communicated with the inside of the water tank and the filter box.

[0008] Preferably, a PLC controller is fixedly mounted on one side of the mounting frame, and the stepper motor, pump 1, pump 2 and pump 3 are all electrically connected to the PLC controller.

[0009] Compared with the prior art, the beneficial effects of the utility model are:

[0010] The developer stored in the water tank is extracted by pump 1 and transported to the inside of the U-shaped tube through the connecting pipe, and then sprayed to the surface of the circuit board by the nozzle to realize the developing operation. The used developer collected in the hollow base is extracted by pump 2 and transported to the inside of the filter box through the connecting pipe to realize the recycling operation. When the developer passes through the filter plate, the filter plate is used to filter the impurities in the developer, so that the unconsumed developer can be recycled, further improving the utilization rate of resources. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0012] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0013] Figure 2 This is a partial cutaway view of the utility model Figure 1 .

[0014] Figure 3It is a top view of the utility model.

[0015] Figure 4 Partial cutaway view of the utility model Figure 2 .

[0016] In the figure: 1. hollow base; 2. mounting frame; 3. rotating rod; 4. conveying roller; 5. driving assembly; 51. transmission shaft; 52. bevel gear one; 53. bevel gear two; 54. stepping motor; 55. bevel gear three; 6. protective cover; 7. U-shaped tube; 8. nozzle; 9. circulation assembly; 91. water tank; 92. pump one; 93. pump two; 94. filter box; 95. filter plate; 96. pump three; 10. bottom plate; 11. PLC controller; 12. vent. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] Example: Figure 1-4 As shown, the utility model provides an energy-saving developing machine for circuit board processing, including a hollow base 1, a mounting frame 2 is fixedly connected to the top of the hollow base 1, an inner side of the mounting frame 2 is rotatably connected to an equidistantly distributed rotating rod 3, an outer side of the rotating rod 3 is fixedly connected to an equidistantly distributed conveying roller 4, a driving component 5 is arranged on the inner side of the mounting frame 2 close to the rotating rod 3, a protective cover 6 is fixedly connected to the top of the mounting frame 2, a U-shaped tube 7 is fixedly connected to the inner side of the protective cover 6, a nozzle 8 equidistantly distributed is fixedly installed on the bottom end of the U-shaped tube 7, a bottom plate 10 is fixedly connected to one side of the bottom of the hollow base 1, and a circulation component 9 is arranged on the top of the bottom plate 10 close to the side of the hollow base 1.

[0019] The driving assembly 5 includes a transmission shaft 51, which is rotatably connected to the inner side of the mounting frame 2. The outer side of the transmission shaft 51 is fixedly connected with equidistantly distributed bevel gears 52. The end of the rotating shaft of the rotating rod 3 close to the bevel gear 1 52 is fixedly connected with a bevel gear 2 53. The bevel gear 2 53 is meshingly connected with the corresponding bevel gear 1 52. A stepper motor 54 is fixedly installed on one side of the mounting frame 2 close to the bevel gear 1 52. The driving end of the stepper motor 54 extends to the inner side of the mounting frame 2 and is fixedly connected with a bevel gear 3 55. The bevel gear 3 55 is meshingly connected with the corresponding bevel gear 1 52.

[0020] By adopting the above technical solution, the stepper motor 54 drives the bevel gear three 55 to rotate, and the bevel gear three 55 is engaged with the bevel gear one 52, and the bevel gear one 52 and the transmission shaft 51 are driven to rotate, and the bevel gear one 52 and the bevel gear two 53 are engaged with each other, and the multiple rotating rods 3 and the conveying rollers 4 are driven to rotate at the same time, and the circuit board is placed between the top ends of the conveying rollers 4, thereby realizing the conveying of the circuit board.

[0021] The circulation component 9 includes a water tank 91, which is fixedly connected to the top of the hollow base 1. A pump 92 is fixedly installed on the top of the water tank 91. The input and output ends of the pump 92 are fixedly connected to connecting pipes. The connecting pipes on the pump 92 are fixedly connected to the water tank 91 and the U-shaped tube 7 respectively.

[0022] By adopting the above technical solution, the developer stored in the water tank 91 is pumped out by the pump 92 and transported to the inside of the U-shaped tube 7 through the connecting pipe, thereby realizing the output of the developer.

[0023] A pump 2 93 is fixedly installed on one side of the top of the base plate 10 close to the hollow base 1, and a filter box 94 is fixedly connected to one side of the top of the base plate 10 close to the pump 2 93. The input and output ends of the pump 2 93 are fixedly connected with connecting pipes, and the connecting pipes on the pump 2 93 are fixedly connected to the hollow base 1 and the filter box 94 respectively.

[0024] By adopting the above technical solution, the used developer collected inside the hollow base 1 is extracted by the second pump 93 and transported to the inside of the filter box 94 through the connecting pipe, thereby realizing the recovery operation.

[0025] The interior of the filter box 94 is provided with filter plates 95 distributed evenly, and the top ends of the filter plates 95 are movable and penetrate the filter box 94. A pump three 96 is fixedly installed on the top side of the bottom plate 10 close to the filter box 94. The input and output ends of the pump three 96 are fixedly connected with connecting pipes, and the connecting pipes on the pump three 96 are fixedly connected to the filter box 94 and the water tank 91 respectively.

[0026] By adopting the above technical solution, when the developer passes through the filter plate 95, the filter plate 95 is used to filter the impurities in the developer, so that the unconsumed developer can be recycled. At the same time, the filter plate 95 adopts a plug-in structure, which is convenient for pulling the filter plate 95 out from the inside of 34 to clean and replace the filter plate 95.

[0027] The top ends of the filter box 94 and the water box 91 are fixedly connected with ventilation holes 12 , and the ventilation holes 12 are communicated with the inside of the water box 91 and the filter box 94 , respectively.

[0028] By adopting the above technical solution and providing the vent hole 12, it is convenient to maintain the balance of the air pressure inside the filter box 94 and the water tank 91.

[0029] A PLC controller 11 is fixedly mounted on one side of the mounting frame 2 , and the stepper motor 54 , pump 1 92 , pump 2 93 and pump 3 96 are all electrically connected to the PLC controller 11 .

[0030] By adopting the above technical solution and setting the PLC controller 11, it is convenient to better control the equipment to work.

[0031] Working principle: When developing the energy-saving circuit board, the circuit board is placed between the top ends of the conveying rollers 4, and the stepping motor 54 drives the bevel gear 3 55 to rotate, and the bevel gear 3 55 is meshed with the bevel gear 1 52, and the bevel gear 1 52 and the transmission shaft 51 are driven to rotate, and the bevel gear 1 52 is meshed with the bevel gear 2 53, and the plurality of rotating rods 3 and the conveying rollers 4 are driven to rotate, so as to realize the conveying of the circuit board;

[0032] When the circuit board moves to the inside of the protective cover 6, the developer stored in the water tank 91 is extracted by the pump 1 92, and is transported to the inside of the U-shaped tube 7 through the connecting pipe, and is sprayed onto the surface of the circuit board by the nozzle 8 to realize the developing operation. The used developer collected in the hollow base 1 is extracted by the pump 2 93, and is transported to the inside of the filter box 94 through the connecting pipe to realize the recycling operation. When the developer passes through the filter plate 95, the filter plate 95 is used to filter the impurities in the developer, so that the unconsumed developer can be recycled. At the same time, the filter plate 95 adopts a plug-in structure, which is convenient for pulling out the filter plate 95 from the inside of 34 to clean and replace the filter plate 95.

[0033] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. An energy-saving developing machine for circuit board processing, comprising a hollow base (1), characterized in that: The top of the hollow base (1) is fixedly connected to a mounting frame (2), the inner side of the mounting frame (2) is rotatably connected to equally spaced rotating rods (3), the outer side of the rotating rods (3) is fixedly connected to equally spaced conveying rollers (4), the inner side of the mounting frame (2) close to the rotating rods (3) is provided with a driving assembly (5), the top of the mounting frame (2) is fixedly connected to a protective cover (6), the inner side of the protective cover (6) is fixedly connected to a U-shaped tube (7), the bottom end of the U-shaped tube (7) is fixedly mounted with equally spaced nozzles (8), one side of the bottom of the hollow base (1) is fixedly connected to a bottom plate (10), and the top of the bottom plate (10) close to the hollow base (1) is provided with a circulation assembly (9).

2. The energy-saving developing machine for circuit board processing according to claim 1, characterized in that: The driving assembly (5) comprises a transmission shaft (51), the transmission shaft (51) being rotatably connected to the inner side of the mounting frame (2), the outer side of the transmission shaft (51) being fixedly connected to bevel gears 1 (52) distributed at equal intervals, the end of the rotating shaft of the rotating rod (3) close to the bevel gear 1 (52) being fixedly connected to bevel gear 2 (53), the bevel gear 2 (53) being meshingly connected with the corresponding bevel gear 1 (52), a stepping motor (54) being fixedly installed on one side of the mounting frame (2) close to the bevel gear 1 (52), the driving end of the stepping motor (54) extending to the inner side of the mounting frame (2) and being fixedly connected to bevel gear 3 (55), the bevel gear 3 (55) being meshingly connected with the corresponding bevel gear 1 (52).

3. The energy-saving developing machine for circuit board processing according to claim 1, characterized in that: The circulation component (9) comprises a water tank (91), the water tank (91) being fixedly connected to the top of the hollow base (1), a pump (92) being fixedly mounted on the top of the water tank (91), the input end and the output end of the pump (92) being fixedly connected to connecting pipes, the connecting pipes on the pump (92) being fixedly connected to the water tank (91) and the U-shaped pipe (7) respectively.

4. The energy-saving developing machine for circuit board processing as claimed in claim 3, characterized in that: A second pump (93) is fixedly mounted on one side of the top of the bottom plate (10) close to the hollow base (1), and a filter box (94) is fixedly connected to one side of the top of the bottom plate (10) close to the second pump (93). The input end and the output end of the second pump (93) are both fixedly connected to connecting pipes, and the connecting pipes on the second pump (93) are respectively fixedly connected to the hollow base (1) and the filter box (94).

5. The energy-saving developing machine for circuit board processing as claimed in claim 4, characterized in that: The filter box (94) is provided with filter plates (95) distributed at equal intervals inside, and the top ends of the filter plates (95) are movable through the filter box (94). A pump machine three (96) is fixedly installed on the top end of the bottom plate (10) close to the filter box (94). The input end and the output end of the pump machine three (96) are fixedly connected to connecting pipes, and the connecting pipes on the pump machine three (96) are respectively fixedly connected to the filter box (94) and the water tank (91).

6. The energy-saving developing machine for circuit board processing as claimed in claim 4, characterized in that: The top ends of the filter box (94) and the water box (91) are both fixedly connected with ventilation holes (12), and the ventilation holes (12) are respectively communicated with the interior of the water box (91) and the filter box (94).

7. The energy-saving developing machine for circuit board processing as claimed in claim 2, characterized in that: A PLC controller (11) is fixedly mounted on one side of the mounting frame (2), and the stepper motor (54), pump 1 (92), pump 2 (93) and pump 3 (96) are all electrically connected to the PLC controller (11).

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