Film pressing device for printed circuit board processing

Abstract

The utility model relates to the technical field of printed circuit board processing, in particular to a film pressing device for printed circuit board processing, which comprises a device base, four fixing plates are fixed on the outer wall of the device base, supporting legs are mounted on the lower surfaces of the four fixing plates, a placing plate is fixed on the left side of the device base, and a pressing plate is fixed on the right side of the placing plate. A cleaning mechanism for cleaning the circuit board is arranged above the placing plate; and the cleaning mechanism comprises a dust suction part, the dust suction part is fixed to the upper portion of the containing plate, a dust suction machine is fixed to the upper end of the dust suction part through bolts, and the input end of the dust suction machine communicates with a connecting pipe. By arranging the cleaning mechanism, the dust suction opening generates suction force, impurities on the upper surface of the circuit board are sucked in, when air flows in the mounting piece, the wind wheel can be pushed to rotate, the cleaning roller can rotate, then the impurities on the upper surface of the circuit board are cleaned, and dust can be better sucked into the dust suction machine.

Description

Technical Field

[0001] The utility model relates to the technical field of printed circuit board processing, in particular to a laminating device for printed circuit board processing. Background Art

[0002] The laminating device for printed circuit board processing is a key equipment in the circuit board manufacturing process. Its design and technical characteristics are crucial to ensure the quality and performance of the circuit board. The laminating device for printed circuit board processing is mainly used to cover and firmly adhere the film on the surface of the PCB to enhance the protection and functionality of the circuit board. These devices usually use vacuum pressure technology or heating and pressurization technology to ensure the close combination of the film and the PCB surface.

[0003] The existing laminating device for processing circuit boards needs to fix the circuit boards during use, but the existing fixing effect is poor and the circuit boards are easily damaged during fixing.

[0004] The existing patent (Announcement No.: CN220830563U) discloses a laminating device for printed circuit board processing, which includes a base, a bracket fixedly installed on the front and rear sides of both ends of the middle of the top of the base, a top plate fixedly installed on the top of the bracket, a hydraulic cylinder fixedly installed in the middle of the top of the top plate, an electric telescopic rod fixedly installed on the top of the top plate and on both sides of the front of the hydraulic cylinder, and a laminating plate fixedly connected to the output end of the hydraulic cylinder. It squeezes spring 2 through the elastic force of spring 2 itself, further enhancing the fixing effect of the fixed plate on the circuit board, avoiding the deviation of the circuit board position during the laminating process, causing errors in the laminating position, thereby affecting the work efficiency.

[0005] In response to the above problems, although the solution provided by the existing patent squeezes the spring 2 through the elastic force of the spring 2 itself to enhance the fixing effect of the fixing plate on the circuit board, it is unable to clean the dust and impurities on the surface of the circuit board before laminating the circuit board, resulting in poor quality of the circuit board after lamination. Summary of the invention

[0006] The purpose of the utility model is to provide a laminating device for printed circuit board processing, which can generate suction at the dust suction port to suck in impurities on the surface of the circuit board. When air flows in the mounting part, it can drive the wind wheel to rotate, so that the cleaning roller can rotate, and then clean the impurities on the surface of the circuit board, so that the dust can be better sucked into the vacuum cleaner, so as to solve the problems raised in the above-mentioned background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a laminating device for processing printed circuit boards, comprising a device base, four fixing plates are fixed to the outer wall of the device base, and the lower surfaces of the four fixing plates are all installed with supporting legs, a placement plate is fixed to the left side of the device base, and a cleaning mechanism for cleaning the circuit board is provided above the placement plate;

[0008] The cleaning mechanism includes a dust suction piece, which is fixed above the placement plate, and a vacuum cleaner is fixed to the upper end of the dust suction piece by bolts, an input end of the vacuum cleaner is connected to a connecting pipe, a terminal end of the connecting pipe is connected to a mounting piece fixed to the dust suction piece, and an outer wall of the mounting piece is connected to a dust suction port opened inside the dust suction piece through a pipeline.

[0009] Preferably, a wind wheel is installed inside the mounting component, and a transmission shaft is fixed to one side of the wind wheel.

[0010] Preferably, the transmission shaft passes through the inner wall of the dust collecting member and is fixed with a cleaning roller, and the end of the cleaning roller is rotatably connected to the dust collecting member via a bearing.

[0011] Preferably, a fixing piece is fixed to the upper end of the placement plate, and a guide rod is rotatably connected to the left side of the fixing piece through a bearing. A limiting mechanism for placing the film roll is installed at the upper end of the fixing piece, and a conveying mechanism for processing the circuit board is installed inside the fixing piece.

[0012] Preferably, the limiting mechanism comprises a mounting roller, the mounting roller is rotatably connected to the upper end of the fixing member via a bearing, two adjustment sleeves are mounted on the outer surface of the mounting roller, and fixing bolts are mounted on the upper ends of the two adjustment sleeves.

[0013] Preferably, the conveying mechanism includes two auxiliary rollers, both ends of the two auxiliary rollers are rotatably connected to the inner wall of the fixing member through bearings, and an adjusting roller is arranged above the two auxiliary rollers.

[0014] Preferably, both ends of the adjusting roller are rotatably connected to movable blocks via bearings, and the internal threads of the movable blocks are connected to adjusting screws.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. The cleaning mechanism is set to generate suction at the dust suction port to suck in impurities on the surface of the circuit board. When air flows in the mounting part, it can drive the wind wheel to rotate, so that the cleaning roller can rotate, thereby cleaning the impurities on the surface of the circuit board, so that the dust can be better sucked into the vacuum cleaner;

[0017] 2. Through the provided conveying mechanism, the circuit board can be laminated. Through the provided movable block, when the adjusting screw is turned, the adjusting roller can be driven to move vertically, and then the distance between the auxiliary roller and the adjusting roller can be adjusted, so as to facilitate the lamination of circuit boards of different thicknesses. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0019] Figure 1 This is the overall structural view of the utility model;

[0020] Figure 2 It is a three-dimensional structural schematic diagram of the fixing member of the utility model;

[0021] Figure 3 It is a half-section structural schematic diagram of the dust collecting component of the utility model;

[0022] Figure 4 It is a schematic diagram of the half-section structure of the mounting piece of the utility model.

[0023] Description of reference numerals:

[0024] 1. Device base; 2. Fixing plate; 3. Support leg; 4. Dust collecting part; 41. Vacuum cleaner; 42. Connecting pipe; 43. Mounting part; 44. Dust collecting port; 45. Wind wheel; 46. Transmission shaft; 47. Cleaning roller; 5. Placement plate; 6. Fixing part; 7. Guide rod; 8. Mounting roller; 81. Adjusting sleeve; 82. Fixing bolt; 9. Auxiliary roller; 91. Adjusting roller; 92. Movable block; 93. Adjusting screw. DETAILED DESCRIPTION

[0025] 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.

[0026] The utility model provides a technical solution:

[0027] See also Figures 1 to 4A laminating device for processing printed circuit boards comprises a device base 1, four fixing plates 2 are fixed to the outer wall of the device base 1, and support legs 3 are installed on the lower surfaces of the four fixing plates 2. A placement plate 5 is fixed to the left side of the device base 1, and a cleaning mechanism for cleaning the circuit board is provided above the placement plate 5;

[0028] The cleaning mechanism includes a dust collecting member 4, which is fixed above the placement plate 5. A dust collector 41 is fixed to the upper end of the dust collecting member 4 by bolts. The input end of the dust collector 41 is connected to a connecting pipe 42. The end of the connecting pipe 42 is connected to a mounting member 43 fixed to the dust collecting member 4. The outer wall of the mounting member 43 is connected to a dust suction port 44 opened in the dust collecting member 4 through a pipeline. A wind wheel 45 is installed inside the mounting member 43. A transmission shaft 46 is fixed to one side of the wind wheel 45. The transmission shaft 46 passes through the inner wall of the dust collecting member 4 and is fixed with a cleaning roller 47. The end of the cleaning roller 47 is rotatably connected to the dust collecting member 4 through a bearing. A fixing member 6 is fixed to the upper end of the placement plate 5. The left side of the fixing member 6 is rotatably connected to a guide rod 7 through a bearing. A limiting mechanism for placing a film roll is installed on the upper end of the fixing member 6, and a conveying mechanism for processing a circuit board is installed inside the fixing member 6.

[0029] By adopting the above technical scheme, before using the laminating device for printed circuit board processing, the device base 1 is first placed in a suitable position, and the stability of the device base 1 can be ensured by the support legs 3 on the fixed plate 2. When in use, the circuit board is placed on the placement plate 5, and the external conveying equipment conveys the circuit board so that the circuit board moves to the bottom of the dust collector 4, and the vacuum cleaner 41 is started. With the cooperation of the connecting pipe 42 and the mounting member 43, the dust suction port 44 generates suction to suck in impurities on the upper surface of the circuit board, and when the air flows in the mounting member 43, it can push the wind wheel 45 to rotate, and with the cooperation of the transmission shaft 46, the cleaning roller 47 can rotate, thereby cleaning the impurities on the upper surface of the circuit board, so that the dust can be better sucked into the vacuum cleaner 41.

[0030] Specifically, Figure 1-Figure 4 As shown, the limiting mechanism includes a mounting roller 8, which is rotatably connected to the upper end of the fixing member 6 through a bearing, and two adjusting sleeves 81 are installed on the outer surface of the mounting roller 8, and fixing bolts 82 are installed on the upper ends of the two adjusting sleeves 81. The conveying mechanism includes two auxiliary rollers 9, and both ends of the two auxiliary rollers 9 are rotatably connected to the inner wall of the fixing member 6 through bearings. Adjusting rollers 91 are arranged above the two auxiliary rollers 9, and both ends of the adjusting rollers 91 are rotatably connected to movable blocks 92 through bearings, and the internal threads of the movable blocks 92 are connected to adjusting screws 93.

[0031] By adopting the above technical solution, the circuit board is placed on the placement plate 5, and the set film roll is placed on the installation roller 8. The distance between the two adjusting sleeves 81 is adjusted to limit the film roll. The fixing bolt 82 is tightened to fix the adjusting sleeve 81 to avoid displacement of the adjusting sleeve 81. The film can be guided by the guide rod 7 set on the fixing part 6. When the circuit board is transported to the upper side, the auxiliary roller 9 can press the circuit board with the cooperation of the adjusting roller 91. By the set movable block 92, when the adjusting screw 93 is turned, the adjusting roller 91 can be driven to move vertically, and then the distance between the auxiliary roller 9 and the adjusting roller 91 can be adjusted, so as to facilitate the pressing of circuit boards with different thicknesses.

[0032] Working principle: Place the device base 1 in a suitable position, and ensure the stability of the device base 1 by the support legs 3 on the fixing plate 2. Place the circuit board on the placement plate 5, and place the film roll on the installation roller 8. Adjust the distance between the two adjustment sleeves 81 to limit the film roll, tighten the fixing bolts 82, fix the adjustment sleeve 81, and avoid displacement of the adjustment sleeve 81. Move the circuit board to the bottom of the dust collector 4, start the dust collector 41, and with the cooperation of the connecting pipe 42 and the installation member 43, make the dust collector 41 start. The suction port 44 generates suction to suck in impurities on the upper surface of the circuit board, and when the air flows in the mounting part 43, it can push the wind wheel 45 to rotate. With the cooperation of the transmission shaft 46, the cleaning roller 47 can rotate, and the dust can be better sucked into the vacuum cleaner 41. When the circuit board is transported to the upper side, the auxiliary roller 9, with the cooperation of the adjusting roller 91, can press the circuit board. Through the provided movable block 92, when the adjusting screw 93 is turned, the adjusting roller 91 can be driven to move vertically, thereby adjusting the distance between the auxiliary roller 9 and the adjusting roller 91.

[0033] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, ordinary technicians in this field should understand that they can still modify the technical solutions recorded in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not make the essence of the corresponding technical solution deviate from the scope of the technical solution of the embodiments of the utility model.

Claims

1. A lamination device for printed circuit board processing, comprising a device base (1), characterized in that: Four fixing plates (2) are fixed to the outer wall of the device base (1), and support legs (3) are installed on the lower surfaces of the four fixing plates (2). A placement plate (5) is fixed to the left side of the device base (1), and a cleaning mechanism for cleaning the circuit board is provided above the placement plate (5); The cleaning mechanism comprises a dust collecting member (4), the dust collecting member (4) being fixed above a placement plate (5), a dust collector (41) being fixed to the upper end of the dust collecting member (4) by means of bolts, an input end of the dust collector (41) being connected to a connecting pipe (42), a terminal end of the connecting pipe (42) being connected to a mounting member (43) fixed to the dust collecting member (4), and an outer wall of the mounting member (43) being connected to a dust collecting port (44) disposed inside the dust collecting member (4) by means of a pipeline.

2. A lamination device for printed circuit board processing according to claim 1, characterized in that: A wind wheel (45) is installed inside the mounting member (43), and a transmission shaft (46) is fixed to one side of the wind wheel (45).

3. A laminating device for printed circuit board processing according to claim 2, characterized in that: The transmission shaft (46) passes through the inner wall of the dust collecting member (4) and is fixed with a cleaning roller (47); the end of the cleaning roller (47) is rotatably connected to the dust collecting member (4) via a bearing.

4. The laminating device for printed circuit board processing according to claim 1, characterized in that: A fixing member (6) is fixed to the upper end of the placement plate (5), the left side of the fixing member (6) is rotatably connected to a guide rod (7) via a bearing, a limiting mechanism for placing a film roll is installed at the upper end of the fixing member (6), and a conveying mechanism for processing a circuit board is installed inside the fixing member (6).

5. A lamination device for printed circuit board processing according to claim 4, characterized in that: The limiting mechanism comprises a mounting roller (8), the mounting roller (8) being rotatably connected to the upper end of the fixing member (6) via a bearing, two adjustment sleeves (81) being mounted on the outer surface of the mounting roller (8), and fixing bolts (82) being mounted on the upper ends of the two adjustment sleeves (81).

6. A lamination device for printed circuit board processing according to claim 4, characterized in that: The conveying mechanism comprises two auxiliary rollers (9), both ends of the two auxiliary rollers (9) are rotatably connected to the inner wall of the fixing member (6) through bearings, and an adjusting roller (91) is arranged above the two auxiliary rollers (9).

7. A lamination device for printed circuit board processing according to claim 6, characterized in that: Both ends of the adjusting roller (91) are rotatably connected to movable blocks (92) via bearings, and the internal threads of the movable block (92) are connected to an adjusting screw (93).

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