Circuit board slitting device

Abstract

The utility model relates to the technical field of circuit board slitting, and discloses a circuit board slitting device which comprises a base, and a polishing mechanism, a cutting mechanism and a limiting mechanism are arranged at the top of the base. The grinding mechanism comprises a first vertical plate, a first motor, a lead screw, a moving seat, a second vertical plate, a second motor and a grinding disc, the lead screw penetrates through the moving seat and is in threaded connection with the moving seat, the second motor is fixedly installed at the top of the moving seat, and the grinding disc is rotationally connected to the output end of the second motor through a second connecting shaft rod; the cutting mechanism comprises a U-shaped rod, a first electric push rod, a movable plate, a limiting rod, a second electric push rod and a cutter head. The first motor and the second motor are started, the second motor drives the polishing disc to rotate, the first motor drives the lead screw to rotate, the lead screw drives the moving seat to move left and right, and the moving seat drives the rotating polishing disc to move left and right, so that the edge of a cut circuit board is polished, the purpose of removing burrs is achieved, subsequent retreatment is not needed, and the production efficiency is improved. And the labor intensity of workers is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of circuit board cutting, in particular to a circuit board cutting device. 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 miniaturize and visualize circuits, and play an important role in the mass production of fixed circuits and the optimization of electrical appliance layouts. Circuit boards need to be cut during production.

[0003] For example, the Chinese patent announcement number is CN213647684U, and the technical solution disclosed in the patent document is as follows: a circuit board slitting device, including a base plate, a fixing frame is fixedly installed on the upper end of the base plate, the fixing frame is an I-shaped frame, and includes a plurality of single frames, wherein a slot is provided at the center upper end of the single frame in the middle, a transmission screw is movably installed inside the slot, and a first motor is fixedly installed on one side of the fixing frame, and the output shaft of the first motor extends to the inside of the fixing frame and is fixedly connected to the transmission screw. In this circuit board slitting device, when cutting, the first motor drives the transmission screw to rotate, and the transmission screw rotates, and the movable load body moves, and then the second motor is turned on, and the second motor drives the saw disc to rotate at high speed, and the saw disc can directly cut the circuit board, and then when cutting, it can ensure that the end face of the cut circuit board is smoother.

[0004] The existing technology has the following problems:

[0005] The above-mentioned prior art is inconvenient to grind the circuit board after it is cut. Burrs will be generated on the edge of the circuit board during cutting, which affects the quality of the circuit board. The subsequent grinding with grinding equipment is time-consuming and labor-intensive, which increases the labor intensity of the staff. Utility Model Content

[0006] 1. Technical issues to be resolved

[0007] In view of the deficiencies of the prior art, the utility model provides a circuit board cutting device.

[0008] (II) Technical solution

[0009] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a circuit board slitting device, comprising a base, wherein a grinding mechanism, a cutting mechanism and a limiting mechanism are arranged on the top of the base; the grinding mechanism comprises a vertical plate 1, a motor 1, a screw, a movable seat, a vertical plate 2, a motor 2 and a grinding disc, wherein the screw passes through the movable seat and is threadedly connected to the movable seat, the motor 2 is fixedly mounted on the top of the movable seat, and the grinding disc is rotatably connected to the output end of the motor 2 through a connecting rod 2; the cutting mechanism comprises a U-shaped rod, an electric push rod 1, a movable plate, a limiting rod, an electric push rod 2 and a cutter disc, wherein the movable plate is fixedly mounted on the output end of the electric push rod 1, the electric push rod 2 is fixedly mounted on the bottom of the movable plate, and the cutter disc is arranged below the movable plate.

[0010] Preferably, the vertical plate 1 is fixedly mounted on the top of the base, the motor 1 is fixedly mounted on the output end of the vertical plate 1, the output end of the motor 1 is rotatably connected to the left end of the screw rod through a connecting rod 1, and the screw rod can be driven to rotate by setting the motor 1.

[0011] Preferably, the vertical plate 2 is fixedly installed on the top of the base, and the right end of the screw rod is rotatably connected to the left outer wall of the vertical plate 2 through a bearing. A round rod is fixedly installed between the vertical plates 1 and 2, and the round rod passes through the movable seat and is slidably connected to the movable seat. The screw rod is stably rotated by setting the bearing, and the movable seat is stably moved left and right by setting the round rod.

[0012] Preferably, the number of the U-shaped rods is two, and both are fixedly mounted on the top of the base, the two U-shaped rods are respectively arranged on the left and right sides of the cutter disc, the electric push rod one is fixedly mounted on the outer wall of the U-shaped rod on the left side of the cutter disc, the limit rod is fixedly mounted between the two U-shaped rods, and passes through the movable plate and is slidably connected to the movable plate, the output end of the electric push rod two is fixedly mounted with a motor three, and the output end of the motor three is rotatably connected to the cutter disc through a connecting rod three, the movable plate is stably moved left and right by setting the limit rod, and the number of the limit rods is two, and the cutter disc can be driven to rotate by setting the motor three.

[0013] Preferably, the limiting mechanism includes a vertical pole, a placement plate, an L-shaped plate, a cylinder, and a pressure plate. The vertical pole is fixedly installed on the top of the base, the placement plate is fixedly installed on the top of the vertical pole, the L-shaped plate is fixedly installed on the top of the placement plate, the cylinder is fixedly installed on the L-shaped plate, and the pressure plate is fixedly installed on the output end of the cylinder. There are two limiting mechanisms, which are arranged relative to each other. The interval between the two placement plates is larger than the diameter of the grinding disc so that the grinding disc can pass through.

[0014] Preferably, the base is provided with a chip removal mechanism, which includes a suction fan, a connecting pipe, groove one, groove two, a box body, a dust hood, and a filter screen. The suction fan is fixedly mounted on the top of the base, the groove two is opened on the front side of the base, the groove one is opened on the right side of the inner wall of the groove two, the box body is slidably connected to the inside of the groove two, the filter screen is fixedly mounted on the right side of the box body, the dust hood is arranged on the top of the base, and a vertical pipe is arranged at the bottom for communication, the bottom of the vertical pipe passes through the top of the base and extends to the inside of the groove two, and the vertical pipe is fixedly connected to the base, the connecting pipe is fixedly mounted on one end of the suction fan, and the other end passes through the top of the base and extends to the inside of the groove one. The filter screen is provided to prevent the sucked waste chips from entering the suction fan and causing damage to the suction fan. The box body can be provided to collect the waste chips generated during cutting and grinding.

[0015] (III) Beneficial effects

[0016] Compared with the prior art, the utility model provides a circuit board cutting device, which has the following beneficial effects:

[0017] 1. This circuit board slitting device starts motor 1 and motor 2, motor 2 drives the grinding disc to rotate, motor 1 drives the lead screw to rotate, the lead screw drives the moving seat to move left and right, and the moving seat drives the rotating grinding disc to move left and right, thereby grinding the edge of the cut circuit board to achieve the purpose of removing burrs.

[0018] 2. This circuit board slitting device places the circuit board to be slit on a placement plate, starts the cylinder to drive the pressing plate to move downward, and the pressing plate can press the circuit board to prevent the circuit board from shifting during cutting, thereby improving the cutting stability.

[0019] 3. This circuit board slitting device starts the suction fan to generate suction in the dust hood when cutting and grinding the circuit board, so that the waste chips generated during cutting and grinding are sucked into the interior of the box body. The waste chips can be processed by pulling out the box body, thereby preventing the waste chips from affecting the operation of the staff, facilitating the cleaning of the staff, and improving the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0021] Figure 1 It is a schematic diagram of the structure of the utility model;

[0022] Figure 2 It is a cross-sectional view of the utility model;

[0023] Figure 3It is an enlarged view of A of the present utility model.

[0024] In the figure: 1. base; 2. grinding mechanism; 21. vertical plate 1; 22. motor 1; 23. screw; 24. moving seat; 25. vertical plate 2; 26. motor 2; 27. grinding disc; 3. cutting mechanism; 31. U-shaped rod; 32. electric push rod 1; 33. moving plate; 34. limiting rod; 35. electric push rod 2; 36. knife disc; 4. limiting mechanism; 41. vertical rod; 42. placement plate; 43. L-shaped plate; 44. cylinder; 45. pressure plate; 5. chip removal mechanism; 51. suction fan; 52. connecting pipe; 53. groove 1; 54. groove 2; 55. box body; 56. dust hood; 57. filter. DETAILED DESCRIPTION

[0025] 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.

[0026] Example 1

[0027] like Figure 1-3As shown, the utility model provides a circuit board cutting device, including a base 1, a grinding mechanism 2, a cutting mechanism 3 and a limiting mechanism 4 are arranged on the top of the base 1; the grinding mechanism 2 includes a vertical plate 1 21, a motor 1 22, a screw 23, a moving seat 24, a vertical plate 25, a motor 26, and a grinding disc 27, the screw 23 penetrates the moving seat 24 and is threadedly connected to the moving seat 24, the motor 26 is fixedly installed on the top of the moving seat 24, and the grinding disc 27 is rotatably connected to the output end of the motor 26 through the connecting rod 2; the cutting machine The structure 3 includes a U-shaped rod 31, an electric push rod 1 32, a moving plate 33, a limit rod 34, an electric push rod 2 35, and a cutter disc 36. The moving plate 33 is fixedly mounted on the output end of the electric push rod 1 32, the electric push rod 2 35 is fixedly mounted on the bottom of the moving plate 33, and the cutter disc 36 is arranged below the moving plate 33. The vertical plate 1 21 is fixedly mounted on the top of the base 1, and the motor 1 22 is fixedly mounted on the output end of the vertical plate 1 21. The output end of the motor 1 22 is rotatably connected to the left end of the screw rod 23 through the connecting rod 1. By setting the motor The first plate 22 can drive the screw rod 23 to rotate, the second plate 25 is fixedly installed on the top of the base 1, and the right end of the screw rod 23 is rotatably connected to the left outer wall of the second plate 25 through a bearing. A round rod is fixedly installed between the first plate 21 and the second plate 25, and the round rod passes through the moving seat 24 and is slidably connected to the moving seat 24. The screw rod 23 can rotate stably by setting the bearing, and the moving seat 24 can move left and right stably by setting the round rod. There are two U-shaped rods 31, and both are fixedly installed on the top of the base 1. The two U-shaped rods 31 are respectively provided with It is arranged on the left and right sides of the cutter disc 36, the electric push rod 1 32 is fixedly installed on the outer wall of the U-shaped rod 31 on the left side of the cutter disc 36, the limit rod 34 is fixedly installed between the two U-shaped rods 31, and passes through the movable plate 33 and is slidably connected with the movable plate 33, the output end of the electric push rod 2 35 is fixedly installed with the motor 3, and the output end of the motor 3 is rotatably connected to the cutter disc 36 through the connecting rod 3, and the movable plate 33 is stably moved left and right by setting the limit rod 34, and the number is two, and the cutter disc 36 can be driven to rotate by setting the motor 3.

[0028] In this embodiment, the cutter disc 36 is driven downward by starting the electric push rod 2 35, and the motor 3 is started to drive the cutter disc 36 to rotate. The cutter disc 36 moves downward to a suitable height, and the electric push rod 1 32 is started to drive the cutter disc 36 to move left and right, thereby cutting the fixed circuit board. After cutting, the position of the circuit board is adjusted, and then the motor 1 22 and the motor 2 26 are started. The motor 2 26 drives the grinding disc 27 to rotate, the motor 1 22 drives the screw rod 23 to rotate, the screw rod 23 drives the moving seat 24 to move left and right, and the moving seat 24 drives the rotating grinding disc 27 to move left and right, thereby grinding the edge of the cut circuit board to achieve the purpose of removing burrs.

[0029] Example 2

[0030] like Figure 1-3As shown, on the basis of Example 1, the utility model provides a technical solution: preferably, the limiting mechanism 4 includes a vertical rod 41, a placement plate 42, an L-shaped plate 43, a cylinder 44, and a pressure plate 45. The vertical rod 41 is fixedly installed on the top of the base 1, the placement plate 42 is fixedly installed on the top of the vertical rod 41, the L-shaped plate 43 is fixedly installed on the top of the placement plate 42, the cylinder 44 is fixedly installed on the L-shaped plate 43, and the pressure plate 45 is fixedly installed on the output end of the cylinder 44. The number of the limiting mechanisms 4 is two, and they are arranged relatively. The interval between the two placement plates 42 is larger than the diameter of the grinding disc 27, so that the grinding disc 27 can pass through.

[0031] In this embodiment, by placing the circuit board to be cut on the placement plate 42, the cylinder 44 is started to drive the pressing plate 45 to move downward. The pressing plate 45 can press the circuit board to prevent the circuit board from shifting during cutting, thereby improving the cutting stability.

[0032] Example 3

[0033] like Figure 1-3 As shown, on the basis of Example 1, the utility model provides a technical solution: preferably, a chip removal mechanism 5 is provided on the base 1, and the chip removal mechanism 5 includes a suction fan 51, a connecting pipe 52, a groove 1 53, a groove 2 54, a box body 55, a dust cover 56, and a filter screen 57. The suction fan 51 is fixedly installed on the top of the base 1, the groove 2 54 is opened on the front side of the base 1, the groove 1 53 is opened on the right side of the inner wall of the groove 2 54, the box body 55 is slidably connected to the inside of the groove 2 54, the filter screen 57 is fixedly installed on the right side of the box body 55, and the dust cover 56 is provided. It is placed on the top of the base 1, and the bottom is connected with a vertical pipe, the bottom of the vertical pipe penetrates the top of the base 1 and extends to the inside of the groove 2 54, and the vertical pipe is fixedly connected to the base 1, the connecting pipe 52 is fixedly installed at one end of the suction fan 51, and the other end penetrates the top of the base 1 and extends to the inside of the groove 1 53. The filter screen 57 is provided to prevent the sucked waste from entering the suction fan 51 and causing damage to the suction fan 51. The box body 55 can be provided to collect the waste generated during cutting and grinding, and a notch is provided on the front of the box body 55 to facilitate the pulling out of the box body 55.

[0034] In this embodiment, when cutting and grinding the circuit board, the suction fan 51 is started to make the dust hood 56 generate suction, so that the waste chips generated during cutting and grinding are sucked into the interior of the box body 55, and the box body 55 can be pulled out to deal with the waste chips, thereby preventing the waste chips from affecting the operation of the staff, facilitating the cleaning of the staff, and improving the practicality of the device.

[0035] The working principle of this circuit board cutting device is described in detail below.

[0036] like Figure 1-3As shown, when in use, by placing the circuit board to be cut on the placement plate 42, starting the cylinder 44 to drive the pressure plate 45 to move downward, the pressure plate 45 can press the circuit board to prevent the circuit board from deviating during cutting and improve the cutting stability, by starting the electric push rod 2 35 to drive the knife disc 36 to move downward, and starting the motor 3 to drive the knife disc 36 to rotate, the knife disc 36 moves down to a suitable height, and the electric push rod 1 32 is started to drive the knife disc 36 to move left and right, so as to cut the fixed circuit board, by starting the motor 1 22 and the motor 2 26, the motor 2 26 drives the grinding disc 27 to rotate, the motor 1 22 drives the screw rod 23 to rotate, and the screw rod 23 drives the moving The movable seat 24 moves left and right, and the movable seat 24 drives the rotating grinding disc 27 to move left and right, thereby grinding the edge of the cut circuit board to achieve the purpose of removing burrs. When cutting and grinding the circuit board, the suction fan 51 is started to make the dust cover 56 generate suction, so that the waste chips generated during cutting and grinding are sucked into the interior of the box body 55. The box body 55 can be pulled out to deal with the waste chips, avoiding the waste chips from affecting the operation of the staff, and facilitating the cleaning of the staff, thereby improving the practicality of the device. The above is the working process of the entire device, and the contents not described in detail in this specification belong to the existing technology known to professional and technical personnel in this field.

Claims

1. A circuit board cutting device, comprising a base (1), characterized in that: The top of the base (1) is provided with a grinding mechanism (2), a cutting mechanism (3) and a limiting mechanism (4); The grinding mechanism (2) comprises a vertical plate (21), a motor (22), a screw (23), a movable seat (24), a vertical plate (25), a motor (26), and a grinding disc (27); the screw (23) passes through the movable seat (24) and is threadedly connected to the movable seat (24); the motor (26) is fixedly mounted on the top of the movable seat (24); and the grinding disc (27) is rotatably connected to the output end of the motor (26) via a connecting rod (2). The cutting mechanism (3) comprises a U-shaped rod (31), an electric push rod 1 (32), a movable plate (33), a limit rod (34), an electric push rod 2 (35), and a cutter disc (36); the movable plate (33) is fixedly mounted on the output end of the electric push rod 1 (32); the electric push rod 2 (35) is fixedly mounted on the bottom of the movable plate (33); and the cutter disc (36) is arranged below the movable plate (33).

2. A circuit board cutting device according to claim 1, characterized in that: The vertical plate 1 (21) is fixedly mounted on the top of the base (1), and the motor 1 (22) is fixedly mounted on the output end of the vertical plate 1 (21). The output end of the motor 1 (22) is rotatably connected to the left end of the screw rod (23) via a connecting rod 1.

3. A circuit board cutting device according to claim 2, characterized in that: The second vertical plate (25) is fixedly mounted on the top of the base (1); the right end of the screw rod (23) is rotatably connected to the left outer wall of the second vertical plate (25) via a bearing; a round rod is fixedly mounted between the first vertical plate (21) and the second vertical plate (25), and the round rod passes through the movable seat (24) and is slidably connected to the movable seat (24).

4. A circuit board cutting device according to claim 1, characterized in that: The number of the U-shaped rods (31) is two, and both are fixedly mounted on the top of the base (1). The two U-shaped rods (31) are respectively arranged on the left and right sides of the cutter disc (36). The electric push rod 1 (32) is fixedly mounted on the outer wall of the U-shaped rod (31) located on the left side of the cutter disc (36). The limit rod (34) is fixedly mounted between the two U-shaped rods (31) and penetrates the movable plate (33) to be slidably connected to the movable plate (33). The output end of the electric push rod 2 (35) is fixedly mounted with a motor 3, and the output end of the motor 3 is rotationally connected to the cutter disc (36) through a connecting rod 3.

5. A circuit board cutting device according to claim 1, characterized in that: The limiting mechanism (4) comprises a vertical rod (41), a placement plate (42), an L-shaped plate (43), a cylinder (44), and a pressing plate (45); the vertical rod (41) is fixedly mounted on the top of the base (1); the placement plate (42) is fixedly mounted on the top of the vertical rod (41); the L-shaped plate (43) is fixedly mounted on the top of the placement plate (42); the cylinder (44) is fixedly mounted on the L-shaped plate (43); and the pressing plate (45) is fixedly mounted on the output end of the cylinder (44).

6. A circuit board cutting device according to claim 1, characterized in that: The base (1) is provided with a chip removal mechanism (5), the chip removal mechanism (5) comprising a suction fan (51), a connecting pipe (52), a first groove (53), a second groove (54), a box body (55), a dust collecting cover (56), and a filter screen (57), the suction fan (51) being fixedly mounted on the top of the base (1), the second groove (54) being provided on the front side of the base (1), the first groove (53) being provided on the right side of the inner wall of the second groove (54), and the box body (55) being slidably connected to the dust collecting cover (56). Inside the second groove (54), the filter screen (57) is fixedly mounted on the right side of the box body (55); the dust collecting cover (56) is arranged on the top of the base (1), and a vertical pipe is arranged at the bottom thereof; the bottom of the vertical pipe passes through the top of the base (1) and extends to the inside of the second groove (54); the vertical pipe is fixedly connected to the base (1); the connecting pipe (52) is fixedly mounted on one end of the suction fan (51), and the other end passes through the top of the base (1) and extends to the inside of the first groove (53).

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