Board grinding equipment for circuit board processing

Abstract

The utility model discloses board grinding equipment for circuit board processing, which comprises a first grinding box and a second grinding box, and the first grinding box is fixedly connected to the top of the second grinding box and is communicated with the second grinding box; a double sliding door is installed on the front face of the second grinding box, and a clamping plate driving mechanism is installed on the second grinding box. The clamping plate driving mechanism comprises a guide sliding rail and a stepping motor, the two ends of the guide sliding rail are fixedly connected with the left side and the right side of the inner wall of the second grinding box correspondingly, and the stepping motor is fixedly installed on the right side of the second grinding box. The board grinding equipment for circuit board machining is reasonable in structural design and convenient to use, double-face grinding of the circuit board can be achieved, burrs on the side edges of the circuit board can be ground, the machining quality of the circuit board is effectively improved, the application range is wide, practicability is high, and the production requirement of the circuit board can be comprehensively met.

Description

Technical Field

[0001] The utility model relates to the technical field of circuit board processing, and specifically relates to a grinding plate device for circuit board processing. Background Technique

[0002] After retrieval, "a grinding plate device for circuit board processing" is disclosed in the patent document CN202121265953.2, which can polish both sides of the circuit board at one time, improving the flatness of the circuit board and the working efficiency; it includes a support column, a bottom plate, a first fixing plate, a connecting rod, a telescopic rod, a moving plate and a second fixing plate.

[0003] Although this patent can achieve double-sided grinding of the circuit board, after the circuit board is produced, burrs are very likely to occur on its side edges. Therefore, this device cannot achieve grinding of the side edges of the circuit board, has certain limitations, and is difficult to meet the multi-faceted production requirements. For this reason, we propose a grinding plate device for circuit board processing to solve the problems raised in the above background technique. Content of the Utility Model

[0004] The purpose of the utility model is to provide a grinding plate device for circuit board processing to solve the problems raised in the above background technique.

[0005] To achieve the above purpose, the utility model provides the following technical solution: a grinding plate device for circuit board processing, including a first grinding box and a second grinding box, the first grinding box is fixedly connected to the top of the second grinding box and is in communication with it;

[0006] A double-opening sliding door is installed on the front of the second grinding box, and a driving clamping plate mechanism is installed on the second grinding box;

[0007] The driving clamping plate mechanism includes a guiding slide rail and a stepping motor. The two ends of the guiding slide rail are respectively fixedly connected to the left and right sides of the inner wall of the second grinding box. The stepping motor is fixedly installed on the right side of the second grinding box. The output shaft of the stepping motor penetrates into the second grinding box and is fixedly connected to a first screw rod. A translation block is threadedly connected to the first screw rod along the axial direction. The bottom of the translation block is slidably connected to the guiding slide rail through a guiding slider. An electric telescopic column is fixedly installed on the top of the translation block, and the top end of the electric telescopic column is fixedly connected to a clamping plate assembly.

[0008] Further, the clamping plate assembly includes a positioning sleeve. The positioning sleeve is fixedly connected to the top end of the electric telescopic column. A circuit board body is arranged inside the positioning sleeve. A screw sleeve is fixedly connected to the front of the positioning sleeve. A second screw rod is threadedly connected to the screw sleeve. One end of the second screw rod penetrates into the inside of the positioning sleeve and is fixedly connected to a pressing circular plate.

[0009] Further, a rolling bearing is rotatably connected to the left end of the first screw rod, and the rolling bearing is fixedly installed on the left side of the inner wall of the second grinding box.

[0010] Further, inlet and outlet openings for the circuit board to pass through are respectively formed on the left and right sides of the first grinding box, and a power roller for conveying the circuit board and a grinding roller for grinding the circuit board are respectively installed in the first grinding box.

[0011] Further, a waste residue guiding slope is fixedly connected to the bottom of the inner wall of the second grinding box, a slag taking opening is formed at the bottom on the left side of the inner wall of the second grinding box, and a sealing plate is inserted at the position on the left side of the second grinding box corresponding to the slag taking opening.

[0012] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0013] The circuit board can be introduced through the inlet and outlet openings on the first grinding box of the present utility model, and the power roller and the grinding roller are respectively used to guide and double-side grind the circuit board. After the double-opening sliding door is opened, the circuit board body to be side-ground can be placed inside the positioning sleeve. Under the connection of the screw sleeve, after the second screw rod is rotated, the pressing circular plate can be used to press and fix the circuit board body. According to the height of the circuit board body, the height position of the positioning sleeve is adjusted by using the electric telescopic column. After the lower grinding roller is turned on, the stepping motor is started, and its output shaft drives the first screw rod to rotate. The translation block threadedly connected thereto drives the clamping plate assembly to translate leftward under the limitation of the guiding slide rail and the guiding slider, and the burrs on the side of the circuit board body are ground by using the lower grinding roller. This grinding plate device for circuit board processing has a reasonable structural design and is convenient to use. It can not only realize double-side grinding of the circuit board, but also grind the burrs on its side, effectively improving the processing quality of the circuit board, making it have a high scope of application and practicability, and can fully meet the production needs of the circuit board. Description of the Drawings

[0014] Figure 1 is a three-dimensional structural schematic diagram of the present utility model;

[0015] Figure 2 is a structural sectional view of the present utility model;

[0016] Figure 3 is a structural sectional view of the driving clamping plate mechanism of the present utility model;

[0017] Figure 4 is a three-dimensional structural schematic diagram of the clamping plate assembly of the present utility model.

[0018] In the figure: 1 first grinding box, 2 second grinding box, 3 double-opening sliding door, 4 driving clamping plate mechanism, 41 guiding slide rail, 42 stepping motor, 43 first screw rod, 44 translation block, 45 guiding sliding block, 46 electric telescopic column, 47 clamping plate assembly, 471 positioning sleeve, 472 circuit board body, 473 screw sleeve, 474 second screw rod, 475 pressing circular plate, 48 rolling bearing, 5 inlet and outlet, 6 power roller, 7 grinding roller, 8 waste residue guiding slope, 9 sealing plate. Detailed implementation manners

[0019] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0020] Please refer to Figures 1-4 , a grinding plate device for circuit board processing, including a first grinding box 1 and a second grinding box 2. The first grinding box 1 is fixedly connected to the top of the second grinding box 2 and communicates with it; a double-opening sliding door 3 is installed on the front of the second grinding box 2, and a driving clamping plate mechanism 4 is installed on the second grinding box 2.

[0021] The driving clamping plate mechanism 4 includes a guiding slide rail 41 and a stepping motor 42. The two ends of the guiding slide rail 41 are respectively fixedly connected to the left and right sides of the inner wall of the second grinding box 2. The stepping motor 42 is fixedly installed on the right side of the second grinding box 2. The output shaft of the stepping motor 42 penetrates into the second grinding box 2 and is fixedly connected to a first screw rod 43. A translation block 44 is threadedly connected to the first screw rod 43 along the axial direction. The bottom of the translation block 44 is slidably connected to the guiding slide rail 41 through a guiding sliding block 45. An electric telescopic column 46 is fixedly installed on the top of the translation block 44, and the top end of the electric telescopic column 46 is fixedly connected to a clamping plate assembly 47.

[0022] Specifically, the clamping plate assembly 47 includes a positioning sleeve 471. The positioning sleeve 471 is fixedly connected to the top end of the electric telescopic column 46. A circuit board body 472 is arranged inside the positioning sleeve 471. A screw sleeve 473 is fixedly connected to the front of the positioning sleeve 471. A second screw rod 474 is threadedly connected to the screw sleeve 473. One end of the second screw rod 474 penetrates into the inside of the positioning sleeve 471 and is fixedly connected to a pressing circular plate 475. After the circuit board body 472 is fixed by using the pressing circular plate 475, the height of the positioning sleeve 471 can be adjusted by using the electric telescopic column 46 according to the distance between the grinding side on its top and the grinding roller 7 below, so as to realize the grinding work on the side.

[0023] Specifically, the left end of the first screw rod 43 is rotatably connected to a rolling bearing 48, and the rolling bearing 48 is fixedly installed on the left side of the inner wall of the second grinding box 2. The rolling bearing 48 can connect and support the left end head of the first screw rod 43 to improve the smoothness during its rotation.

[0024] Specifically, inlet and outlet openings 5 for the circuit board to pass through are respectively provided on the left and right sides of the first grinding box 1. A power roller 6 for conveying the circuit board and a grinding roller 7 for grinding the circuit board are respectively installed in the first grinding box 1. Both the power roller 6 and the grinding roller 7 are externally connected to a motor or other driving devices for rotation. This is a mature existing technology and will not be elaborated here.

[0025] Specifically, a waste residue guiding slope 8 is fixedly connected to the bottom of the inner wall of the second grinding box 2. A slag taking opening is provided at the bottom on the left side of the inner wall of the second grinding box 2. A sealing plate 9 is inserted at the position corresponding to the slag taking opening on the left side of the second grinding box 2. The debris generated during the grinding process in the first grinding box 1 and the second grinding box 2 can fall to the bottommost part. When the accumulation is excessive, it can be guided to the slag taking opening through the waste residue guiding slope 8. After removing the sealing plate 9, the debris can be centrally collected and discharged.

[0026] The grinding plate equipment for circuit board processing has a reasonable structural design and is convenient to use. It can not only achieve double-sided grinding of the circuit board, but also grind the burrs on its side edges, effectively improving the processing quality of the circuit board, making it have a high scope of application and practicability, and can fully meet the production needs of the circuit board.

[0027] During use, the circuit board can be introduced through the inlet and outlet openings 5 on the first grinding box 1, and the power roller 6 and the grinding roller 7 are respectively used to guide and double-sided grind the circuit board. After opening the double-opening sliding door 3, the circuit board body 472 to be side-ground can be placed inside the positioning sleeve 471. Under the connection of the screw sleeve 473, after rotating the second screw rod 474, the pressing circular plate 475 can be used to press and fix the circuit board body 472. According to the height of the circuit board body 472, the height position of the positioning sleeve 471 is adjusted by the electric telescopic column 46. After turning on the lower grinding roller 7, the stepping motor 42 is started, and its output shaft drives the first screw rod 43 to rotate. The translation block 44 threadedly connected thereto drives the clamping plate assembly 47 to move leftward under the limitation of the guiding slide rail 41 and the guiding slider 45, and the burrs on the side edges of the circuit board body 472 are ground by the lower grinding roller 7.

[0028] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A grinding device for processing a circuit board, comprising a first grinding box (1) and a second grinding box (2), characterized in that: The first polishing box (1) is fixedly connected to the top of the second polishing box (2) and is in communication with the second polishing box (2); A double-opening sliding door (3) is installed on the front of the second polishing box (2), and a driving clamping plate mechanism (4) is installed on the second polishing box (2); The driving clamping plate mechanism (4) comprises a guide rail (41) and a stepper motor (42), the two ends of the guide rail (41) are respectively fixedly connected to the left and right sides of the inner wall of the second polishing box (2), the stepper motor (42) is fixedly installed on the right side of the second polishing box (2), the output shaft of the stepper motor (42) passes through the inside of the second polishing box (2) and is fixedly connected with a first screw rod (43), the first screw rod (43) is axially threadedly connected with a translation block (44), the bottom of the translation block (44) is slidably connected to the guide rail (41) through a guide slider (45), the top of the translation block (44) is fixedly installed with an electric telescopic column (46), and the top of the electric telescopic column (46) is fixedly connected with a clamping plate assembly (47).

2. The grinding device for circuit board processing according to claim 1, characterized in that: The clamping plate assembly (47) includes a positioning sleeve (471), the positioning sleeve (471) is fixedly connected to the top end of the electric telescopic column (46), a circuit board body (472) is provided on the inner side of the positioning sleeve (471), a screw sleeve (473) is fixedly connected to the front side of the positioning sleeve (471), a second screw rod (474) is connected to the inner thread of the screw sleeve (473), and one end of the second screw rod (474) passes through the inner side of the positioning sleeve (471) and is fixedly connected to a clamping circular plate (475).

3. A grinding device for circuit board processing according to claim 2, characterized in that: The left end of the first screw rod (43) is rotatably connected to a rolling bearing (48), and the rolling bearing (48) is fixedly mounted on the left side of the inner wall of the second polishing box (2).

4. The grinding device for circuit board processing according to claim 3 is characterized in that: The first polishing box (1) is provided with an entrance (5) for the circuit board to pass through on both the left and right sides, and a power roller (6) for conveying the circuit board and a polishing roller (7) for polishing the circuit board are respectively installed in the first polishing box (1).

5. The grinding device for circuit board processing according to claim 4, characterized in that: A waste slag guide slope (8) is fixedly connected to the bottom of the inner wall of the second polishing box (2), a slag removal opening is provided at the bottom of the left side of the inner wall of the second polishing box (2), and a sealing plate (9) is inserted at a position corresponding to the slag removal opening on the left side of the second polishing box (2).

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