Cutting device for PCB production

Abstract

The utility model discloses a cutting device for PCB (printed circuit board) production, relates to the technical field of PCBs, and provides the following scheme aiming at the problems that in the background technology, only the PCBs can be cut in the middle, the cutting position cannot be adjusted, the practicability is low, the cutting angle of a cutting knife cannot be adjusted, and the cutting effect is poor: the cutting device comprises an operation table, a first adjusting mechanism is arranged at the top of the operation table; the first adjusting mechanism comprises two first mounting seats fixedly arranged on the outer walls of the two sides of the operation table respectively, a first adjusting motor connected to the outer wall of one side of the first mounting seat through a bolt, a first screw rod connected to the outer wall of one end of an output shaft of the first adjusting motor through a coupler, and a first threaded block. According to the PCB cutting device, the cutting distance of a PCB base material can be adjusted, so that PCBs with different widths can be cut, the practicability is improved, the angle of the cutting knife can be adjusted, the PCBs can be cut in different directions, and the cutting effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of PCB boards, in particular to a cutting device for producing PCB boards. Background Art

[0002] It is a highly reliable and extremely flexible printed circuit board made of polyimide or polyester film. During the PCB production process, the complete PCB substrate needs to be cut.

[0003] After searching, a Chinese patent (application number "201820167037.7") discloses "an automatic cutting device for PCB boards". The device includes a frame, a cutting knife, a lifting device and a control device. The frame is provided with a conveying wheel belt, and a lifting cylinder is provided under the conveying wheel belt. The lifting device is installed on the frame, and the lifting device is connected to the cutting knife; the driving device of the lifting device and the cutting knife is connected to the control device; the transfer bearing of the cutting knife is provided with a positioning knife, and the positioning knife cooperates with the positioning groove on the PCB board or the edge of the PCB board. However, the above device has the following problems during use:

[0004] 1. When cutting the PCB board, the PCB board can only be cut in the center, and the cutting position cannot be adjusted, which is of low practicality;

[0005] 2. When cutting the PCB board, the cutting angle of the cutting knife cannot be adjusted, resulting in poor cutting effect. Utility Model Content

[0006] The utility model provides a cutting device for PCB board production, which solves the problems that the comparative document can only cut the PCB board in the center, the cutting position cannot be adjusted, the practicality is low, the cutting angle of the cutting knife cannot be adjusted, and the cutting effect is poor.

[0007] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0008] A cutting device for PCB board production comprises an operating table, wherein a first adjusting mechanism is provided on the top of the operating table, wherein the first adjusting mechanism comprises two first mounting seats respectively fixed on the outer walls on both sides of the operating table, a first adjusting motor connected to the outer wall of one side of the first mounting seat by bolts, a first screw connected to the outer wall of one end of the output shaft of the first adjusting motor by a coupling, a first threaded block screwed on the outer wall of the first screw, and a first supporting seat fixed on the outer wall of the top of the first threaded block; a second adjusting mechanism is provided on the operating table, wherein the second adjusting mechanism comprises two second mounting seats respectively fixed on the outer walls on both sides of the first supporting seat, a second adjusting motor connected to the outer wall of one side of the second mounting seat by bolts, a second screw connected to the outer wall of one end of the output shaft of the second adjusting motor by a coupling, a second threaded block screwed on the outer wall of the second screw, and a first supporting seat fixed on the outer wall of the top of the first threaded block. A second support seat on the top outer wall of the second threaded block, an extension mechanism is provided on the top outer wall of the second support seat, and the extension mechanism includes a mounting plate connected to the top outer wall of the second support seat by bolts, two extension plates respectively abutting the outer walls on both sides of the mounting plate, a baffle fixed on the outer wall of one side of the two extension plates, and several PCB support plates fixed on the outer wall of one side of the baffle. Mounting frames are connected to the outer walls on both sides of the operating table by bolts, and a cutting mechanism is provided in the mounting frame, and the cutting mechanism includes a lifting cylinder connected to the top outer wall of the mounting frame by bolts, a connecting plate fixed on the outer wall of the bottom end of the lifting cylinder piston rod, a fixing column fixed on the bottom outer wall of the connecting plate, a connecting tube rotatably installed on the outer wall of the fixing column, a mounting block fixed on the outer wall of the bottom of the connecting tube, and a cutting motor and a cutting knife connected to the inner wall of one side of the mounting block by bolts.

[0009] Preferably, one end of the first screw rod is connected to the outer wall of one side of the first mounting seat through a bearing, two first guide rails are connected to the top outer wall of the operating table through bolts, four first sliders are connected to the bottom outer wall of the first support seat through bolts, and the four first sliders are slidably installed on the outer walls of the two first guide rails in pairs.

[0010] Through the above scheme, the first adjusting motor output shaft drives the first screw to rotate, the first screw drives the first threaded block to move, and then drives the first support seat and the four first sliding blocks to move along the two first guide rails.

[0011] Preferably, one end of the second screw is connected to the outer wall of one side of the second mounting seat through a bearing, two second guide rails are connected to the top outer wall of the first support seat by bolts, and four second sliders are connected to the bottom outer wall of the second support seat by bolts, and the four second sliders are slidably installed on the outer walls of the two second guide rails in pairs.

[0012] Through the above scheme, the second adjusting motor output shaft drives the second screw to rotate, the second screw drives the second threaded block to move, and then drives the second support seat and the four second sliding blocks to move along the two second guide rails.

[0013] Preferably, slideways are provided on the outer walls on both sides of the mounting block, slide bars are fixed on the outer walls on opposite sides of the two extension plates, and the two slide bars are slidably installed in the two slideways respectively, and cutting notches are provided on the outer wall on one side of the baffle at equal distances.

[0014] Through the above scheme, by moving the two extension plates, the two slide bars move along the two slides, and then the position of the baffle is adjusted, and the PCB board to be cut is placed on the second support seat so that one side of the PCB board contacts the edge of the baffle, and the bottom of the PCB board contacts the PCB support plate.

[0015] Preferably, a fastening bolt is threaded on the outer wall of the connecting cylinder, and the fastening bolt forms a fastening fit with the fixing column, a mounting shaft is connected to the outer wall of one end of the cutting motor output shaft through a bearing, and the cutting knife is connected to the outer wall of the mounting shaft through bolts.

[0016] According to the above scheme, the mounting block is rotated so that the mounting block, the cutting motor and the cutting knife are rotated 90 degrees, and then the connecting tube and the fixing column are fixed by fastening bolts, thereby realizing the adjustment of the cutting angle.

[0017] Preferably, the first regulating motor and the second regulating motor are respectively connected to a reverse sequence switch via a wire, and the two reverse sequence switches are respectively connected to a power line via a wire.

[0018] The beneficial effects of the utility model are:

[0019] 1. An extension mechanism is provided to move the two extension plates, and the two slide bars move along the two slideways to adjust the position of the baffle. The PCB board to be cut is placed on the second support seat so that one side of the PCB board contacts the edge of the baffle. At this time, the bottom of the PCB board contacts the PCB support plate, and the cutting spacing of the PCB board substrate can be adjusted to cut out PCB boards of different widths, thereby improving practicality.

[0020] 2. A cutting mechanism is provided. The mounting block is rotated so that the mounting block, the cutting motor and the cutting knife are rotated 90 degrees. Then, the connecting tube and the fixing column are fixed with the fastening bolts to adjust the cutting angle. The angle of the cutting knife can be adjusted to cut the PCB board in different directions, thereby improving the cutting effect.

[0021] In summary, the utility model can adjust the cutting spacing of the PCB board substrate, thereby cutting out PCB boards of different widths, thereby improving practicality, and can adjust the angle of the cutting knife, thereby cutting the PCB board in different directions, thereby improving the cutting effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a schematic diagram of the main three-dimensional structure of a cutting device for PCB board production proposed by the utility model.

[0023] Figure 2 This is a bottom view structural schematic diagram of a first adjustment mechanism of a cutting device for PCB board production proposed by the utility model.

[0024] Figure 3 This is a bottom view structural schematic diagram of a second adjustment mechanism of a cutting device for PCB board production proposed by the utility model.

[0025] Figure 4 The utility model is a schematic diagram of the extension mechanism structure of a cutting device for PCB board production.

[0026] Figure 5 The utility model proposed Figure 4 Enlarged structural diagram at A in the middle.

[0027] Figure 6 The utility model is a schematic diagram of the structure of a cutting mechanism of a cutting device for PCB board production as viewed from above.

[0028] In the figure: 1. operating table; 2. first adjusting mechanism; 201. first mounting seat; 202. first adjusting motor; 203. first screw rod; 204. first threaded block; 205. first supporting seat; 206. first guide rail; 207. first sliding block; 3. second adjusting mechanism; 301. second mounting seat; 302. second adjusting motor; 303. second screw rod; 304. second threaded block; 305. second supporting seat; 306. second guide rail; 307. second sliding block; 4. extension mechanism; 401. mounting plate; 402. extension plate; 403. slide rod; 404. baffle; 405. PCB supporting plate; 5. mounting frame; 6. cutting mechanism; 601. lifting cylinder; 602. connecting plate; 603. fixing column; 604. connecting tube; 605. mounting block; 606. cutting motor; 607. mounting shaft; 608. cutting knife. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0030] Example 1, reference Figure 1-3 A cutting device for PCB board production comprises an operating table 1, a first adjusting mechanism 2 is arranged on the top of the operating table 1, the first adjusting mechanism 2 comprises two first mounting seats 201 respectively fixed on the outer walls on both sides of the operating table 1, a first adjusting motor 202 connected to the outer wall of one side of the first mounting seat 201 by bolts, a first screw rod 203 connected to the outer wall of one end of the output shaft of the first adjusting motor 202 by a coupling, a first threaded block 204 screwed on the outer wall of the first screw rod 203, and a first supporting seat 205 fixed on the outer wall of the top of the first threaded block 204, one end of the first screw rod 203 is connected to the outer wall of one side of the first mounting seat 201 by a bearing, two first guide rails 206 are connected to the outer wall of the top of the operating table 1 by bolts, four first sliders 207 are connected to the outer wall of the bottom of the first supporting seat 205 by bolts, and the four first sliders 207 are respectively slidably mounted on the two first guide rails in pairs. On the outer wall of the rail 206, a second adjusting mechanism 3 is provided on the operating table 1, and the second adjusting mechanism 3 includes two second mounting seats 301 respectively fixed on the outer walls on both sides of the first support seat 205, a second adjusting motor 302 connected to the outer wall of one side of the second mounting seat 301 by bolts, a second screw rod 303 connected to the outer wall of one end of the output shaft of the second adjusting motor 302 by a coupling, a second threaded block 304 screwed on the outer wall of the second screw rod 303, and a second support seat 305 fixed on the outer wall of the top of the second threaded block 304, one end of the second screw rod 302 is connected to the outer wall of one side of the second mounting seat 301 through a bearing, two second guide rails 306 are connected to the outer wall of the top of the first support seat 205 by bolts, and four second sliders 307 are connected to the outer wall of the bottom of the second support seat 305 by bolts, and the four second sliders 307 are slidably installed on the outer walls of the two second guide rails 306 in pairs.

[0031] Example 2, reference Figure 4-5 , a cutting device for PCB board production also includes an extension mechanism 4, which includes a mounting plate 401 connected to the top outer wall of the second support seat 305 by bolts, two extension plates 402 respectively abutting the outer walls on both sides of the mounting plate 401, a baffle 404 fixedly arranged on the outer walls of one side of the two extension plates 402, and a plurality of PCB support plates 405 fixedly arranged on the outer walls of one side of the baffle 404, one side of the two extension plates 402 are both screwed with fixing bolts, the fixing bolts and the mounting plate 401 form a tight fit, slideways are opened on the outer walls on both sides of the mounting plate 401, sliding rods 403 are fixedly arranged on the outer walls on the opposite side of the two extension plates 402, the two sliding rods 403 are respectively slidably installed in the two slideways, and the outer wall of one side of the baffle 404 is opened with cutting notches distributed at equal distances.

[0032] Example 3, reference Figure 6, a cutting device for PCB board production, also includes a mounting frame 5 connected to the outer walls on both sides of the operating table 1 by bolts, and a cutting mechanism 6 is arranged in the mounting frame 5, and the cutting mechanism 6 includes a lifting cylinder 601 connected to the outer wall of the top of the mounting frame 5 by bolts, a connecting plate 602 fixed on the outer wall of the bottom end of the piston rod of the lifting cylinder 601, a fixing column 603 fixed on the outer wall of the bottom of the connecting plate 602, a connecting cylinder 604 rotatably mounted on the outer wall of the fixing column 603, a mounting block 605 fixed on the outer wall of the bottom of the connecting cylinder 604, a cutting motor 606 and a cutting knife 608 connected to the inner wall of one side of the mounting block 605 by bolts, a fastening bolt is screwed on the outer wall of the connecting cylinder 604, and the fastening bolt forms a fastening fit with the fixing column 603, a mounting shaft 607 is connected to the outer wall of one end of the output shaft of the cutting motor 606 through a bearing, and the cutting knife 608 is connected to the outer wall of the mounting shaft 607 by bolts.

[0033] Working principle: Move the two extension plates 402, the two slide bars 403 move along the two slideways, and then adjust the position of the baffle 404, put the PCB board to be cut on the second support seat 305, so that one side of the PCB board contacts the edge of the baffle 404, and the bottom of the PCB board contacts the PCB support plate 405. The output shaft of the first adjustment motor 202 drives the first screw rod 203 to rotate, and the first screw rod 203 drives the first threaded block 204 to move, and then drives the first support seat 205 and the four first slide blocks 207 to move along the two first guide rails 206. The staff presses the PCB board, and the piston rod of the lifting cylinder 601 goes down to drive The cutting knife 608 descends, and the output shaft of the cutting motor 606 drives the cutting knife 608 to rotate and cut the PCB board. The mounting block 605 is rotated so that the mounting block 605, the cutting motor 606 and the cutting knife 608 rotate 90 degrees. Then, the connecting cylinder 604 and the fixing column 603 are fixed by fastening bolts to adjust the cutting angle. The output shaft of the second adjusting motor 302 drives the second screw 303 to rotate, and the second screw 303 drives the second threaded block 304 to move, thereby driving the second support seat 305 and the four second sliders 307 to move along the two second guide rails 306, and then the cutting knife 608 cuts the PCB board.

[0034] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A cutting device for PCB production, comprising an operating table (1), characterized in that: The top of the operating table (1) is provided with a first adjustment mechanism (2), the first adjustment mechanism (2) comprising two first mounting seats (201) respectively fixed on the outer walls of both sides of the operating table (1), a first adjustment motor (202) connected to the outer wall of one side of the first mounting seat (201) by bolts, a first screw rod (203) connected to the outer wall of one end of the output shaft of the first adjustment motor (202) by a coupling, a first threaded block (204) screwed on the outer wall of the first screw rod (203), and a first support seat (205) fixed on the outer wall of the top of the first threaded block (204); The operating table (1) is provided with a second adjustment mechanism (3), the second adjustment mechanism (3) comprising two second mounting seats (301) respectively fixed on the outer walls on both sides of the first support seat (205), a second adjustment motor (302) connected to the outer wall of one side of the second mounting seat (301) by bolts, a second screw rod (303) connected to the outer wall of one end of the output shaft of the second adjustment motor (302) by a coupling, a second threaded block (304) screwed on the outer wall of the second screw rod (303), and a second support seat (305) fixed on the outer wall of the top of the second threaded block (304); An extension mechanism (4) is provided on the top outer wall of the second support seat (305), and the extension mechanism (4) comprises a mounting plate (401) connected to the top outer wall of the second support seat (305) by bolts, two extension plates (402) respectively abutting against the outer walls on both sides of the mounting plate (401), a baffle (404) fixedly provided on the outer walls of one side of the two extension plates (402), and a plurality of PCB support plates (405) fixedly provided on the outer wall of one side of the baffle (404); The outer walls on both sides of the operating table (1) are connected with mounting frames (5) via bolts; The mounting frame (5) is provided with a cutting mechanism (6), and the cutting mechanism (6) comprises a lifting cylinder (601) connected to the outer wall of the top of the mounting frame (5) by bolts, a connecting plate (602) fixedly arranged on the outer wall of the bottom end of the piston rod of the lifting cylinder (601), a fixing column (603) fixedly arranged on the outer wall of the bottom of the connecting plate (602), a connecting tube (604) rotatably mounted on the outer wall of the fixing column (603), a mounting block (605) fixedly arranged on the outer wall of the bottom of the connecting tube (604), a cutting motor (606) and a cutting knife (608) connected to the inner wall of one side of the mounting block (605) by bolts.

2. A cutting device for PCB board production according to claim 1, characterized in that: One end of the first screw rod (203) is connected to an outer wall of one side of the first mounting seat (201) via a bearing, two first guide rails (206) are connected to the top outer wall of the operating table (1) via bolts, and four first sliders (207) are connected to the bottom outer wall of the first support seat (205) via bolts, and the four first sliders (207) are slidably mounted on the outer walls of the two first guide rails (206) in pairs.

3. A cutting device for PCB production according to claim 1, characterized in that: One end of the second screw rod (303) is connected to the outer wall of one side of the second mounting seat (301) through a bearing, two second guide rails (306) are connected to the top outer wall of the first support seat (205) through bolts, and four second sliders (307) are connected to the bottom outer wall of the second support seat (305) through bolts, and the four second sliders (307) are slidably installed on the outer walls of the two second guide rails (306) in pairs.

4. A cutting device for PCB production according to claim 1, characterized in that: Slideways are provided on the outer walls on both sides of the mounting plate (401), slide bars (403) are fixedly provided on the outer walls on the opposite sides of the two extension plates (402), and the two slide bars (403) are slidably installed in the two slideways respectively, and cutting notches distributed at equal distances are provided on the outer wall on one side of the baffle plate (404).

5. A cutting device for PCB production according to claim 1, characterized in that: A fastening bolt is threaded onto the outer wall of the connecting cylinder (604), and the fastening bolt forms a tight fit with the fixing column (603); a mounting shaft (607) is connected to the outer wall of one end of the output shaft of the cutting motor (606) via a bearing, and the cutting knife (608) is connected to the outer wall of the mounting shaft (607) via bolts.

6. A cutting device for PCB production according to claim 1, characterized in that: The first regulating motor (202) and the second regulating motor (302) are respectively connected to a reverse sequence switch via a wire, and the two reverse sequence switches are respectively connected to a power line via a wire.

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