Circuit board slitting device

Abstract

The utility model relates to the field of cutting devices, in particular to a circuit board slitting device which comprises a bottom plate fixed to a rack, a lead screw I and a sliding rod I are transversely arranged on the bottom plate, the lead screw I is driven by a motor I to rotate, a sliding table is further arranged above the bottom plate, and the lead screw I penetrates through the sliding table and is in threaded connection with the sliding table. The sliding rod I penetrates through the sliding table and is in sliding connection with the sliding table, a lead screw II and a sliding rod II are longitudinally arranged on the sliding table, the lead screw II is driven by a motor II to rotate, a sliding plate is further arranged above the sliding table, the lead screw II penetrates through the sliding plate and is in threaded connection with the sliding plate, and the sliding rod II penetrates through the sliding plate and is in sliding connection with the sliding plate. A supporting plate is further fixed to the upper portion of the sliding plate, a plurality of supporting air cylinders are fixed to the supporting plate, and supporting blocks are fixed to the tail ends of piston rods of the supporting air cylinders. By means of the device, a large circuit board can be cut into a plurality of circuit boards.

Description

Technical Field

[0001] The invention relates to the field of cutting devices, and in particular to a circuit board cutting device. Background Art

[0002] Circuit board is one of the important electronic components in the electronics industry. As electronic products continue to develop in the direction of thinness, smallness and precision, flexible circuit boards are used more and more widely. Flexible circuit boards, also known as soft boards, are printed circuits made of flexible insulating substrates. They can improve excellent electrical properties and meet the design needs of smaller and higher density installations. They can be bent, wound and folded freely, and can withstand millions of dynamic bends without damaging the wires. Therefore, the use of flexible circuit boards can meet the processing needs of reducing the size and weight of electronic products.

[0003] Patent application number: CN202220689243.0 discloses a circuit board cutting machine, including a base plate, an upper fixed shaft is arranged above the base plate, a plurality of upper cutting knives are arranged on the upper fixed shaft, a lower fixed shaft is also arranged between the upper fixed shaft and the base plate, and lower cutting knives are arranged on the lower fixed shaft at positions corresponding to the upper cutting knives, the circuit board to be cut is placed between two fixed seats, the two sides of the circuit board are fixed on the two fixed seats, the fixed seats are driven to move by a motor, when the circuit board passes through the support plate, the circuit board pushes the support plate to move downward, the bottom of the circuit board is supported by balls, the circuit board continues to move, and after the circuit board contacts the positioning wheel, the positioning rod is pushed to rotate around the upper fixed shaft, the upper end surface of the circuit board is limited by the positioning wheel, the circuit board continues to move toward the upper cutting knife, and the circuit board is cut after passing between the upper cutting knife and the lower cutting knife, but this type of circuit board cutting machine cannot adjust the size of the circuit board after cutting according to needs.

[0004] The present invention is proposed in view of the deficiencies in the prior art. Summary of the invention

[0005] The purpose of the present invention is to overcome the above-mentioned shortcomings of the prior art and provide a circuit board cutting device.

[0006] The present invention can be implemented by the following technical solutions:

[0007] The present invention discloses a circuit board slitting device, comprising a bottom plate fixed on a frame, a screw rod I and a slide rod I are transversely arranged on the bottom plate, the screw rod I is driven to rotate by a motor I, a slide table is also arranged above the bottom plate, the screw rod I passes through the slide table and is threadedly connected to the slide table, the slide rod I passes through the slide table and is slidably connected to the slide table, a screw rod II and a slide rod II are longitudinally arranged on the slide table, the screw rod II is driven to rotate by a motor II, a slide plate is also arranged above the slide table, the screw rod II passes through the slide table and is threadedly connected to the slide table, the slide rod II passes through the slide table and is slidably connected to the slide table, a support plate is also fixed above the slide table, a plurality of support cylinders are fixed on the support plate, support blocks are fixed to the ends of the piston rods of the support cylinders, and a plurality of output The conveying wheels are driven to rotate by the conveying motor. A screw rod III and a sliding rod III are also arranged above the bottom plate. The screw rod III is driven to rotate by the motor III. A slider is also arranged above the bottom plate. The screw rod III passes through the slider and is threadedly connected to the slider. The sliding rod III passes through the slider and is slidably connected to the slider. A cutting motor is also fixed on the slider. A cutting wheel is fixed on the output end of the cutting motor. A rotating shaft is also arranged on the bottom plate. The rotating shaft is driven to rotate by the rotating motor. A fixed plate is also fixed on the rotating shaft. Multiple positioning plates are fixed under the fixed plate. A panel is also fixed on the fixed plate above the positioning plate. Multiple fixed cylinders are fixed on the panel. A fixed block is fixed to the end of the piston rod of the fixed cylinder. A conveyor belt is also arranged on the frame on one side of the rotating shaft.Place one end of the circuit board to be cut on the skateboard, start the supporting cylinder, extend the piston rod on the supporting cylinder, and lower the supporting block to fix the circuit board on the skateboard. Start the motor II, and drive the screw rod II to rotate. Since the screw rod II passes through the skateboard and is threadedly connected to the skateboard, when the screw rod II rotates, the skateboard moves in the direction of the screw rod II, and the circuit board moves with the skateboard. After one end of the circuit board extends out of the specified length of the cutting wheel, start the motor I, and drive the screw rod I to rotate. Since the screw rod I passes through the slide and is threadedly connected to the slide, when the screw rod I rotates, the slide moves in the direction of the screw rod I, and the circuit board moves toward the high-speed rotating cutting wheel. After the circuit board contacts the cutting wheel, the cutting wheel cuts the circuit board. After the circuit board is cut, the cut circuit board falls onto the conveying wheel, which is driven by the conveying motor to rotate. The cut circuit board moves to the fixed plate position, the fixing cylinder starts, the piston rod on the fixing cylinder extends, the fixing block drops, and the fixing block fixes the circuit board The circuit board is fixed on the positioning plate, the rotating motor is started, the rotating motor drives the rotating shaft to rotate, and the circuit board rotates around the rotating shaft. After the cut circuit board reaches the conveyor belt, the fixed cylinder is started, the piston rod on the fixed cylinder is shortened, and the fixed block is separated from the circuit board. The cut circuit board falls onto the conveyor belt and is collected with the conveyor belt. After the circuit board above the slide is cut once, the motor I drives the screw rod I to rotate in the opposite direction again, and the slide moves in the direction of the screw rod I again. The slide returns to the initial position, and the motor II drives the screw rod II to rotate a certain number of circles again, and the operation is cyclic. Through this device, a large circuit board can be cut into multiple circuit boards, and the motor III drives the screw rod III to rotate. Since the screw rod III passes through the slider and is threadedly connected to the slider, when the screw rod III rotates, the slider moves in the direction of the screw rod III, the position of the cutting wheel can be adjusted, and the circuit board can be cut into different sizes by extending the circuit board out of the cutting wheel to a specified length as needed.

[0008] Preferably, a plurality of supporting wheels are also provided on the slide platform on one side of the slide board.

[0009] Preferably, a conveying shaft is fixed on the conveying wheel, gears are fixed on the conveying shafts, the gears are connected to each other through a synchronous belt, and one of the conveying shafts is fixed to the output end of the conveying motor.

[0010] Compared with the prior art, the present invention has the following advantages:

[0011] This device can be used to cut a large circuit board into multiple circuit boards, and the motor III drives the screw rod III to rotate. Since the screw rod III passes through the slider and is threadedly connected to the slider, when the screw rod III rotates, the slider moves in the direction of the screw rod III, so the position of the cutting wheel can be adjusted. Moreover, the circuit board can be extended out of the cutting wheel to a specified length as needed, so that the circuit board can be cut into different sizes. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The specific embodiments of the present invention are further described in detail below with reference to the accompanying drawings, wherein:

[0013] Figure 1 It is a structural schematic diagram of the present invention;

[0014] In the figure: 1, bottom plate; 2, screw rod Ⅰ; 3, slide rod Ⅰ; 4, motor Ⅰ; 5, slide table; 6, slide rod Ⅱ; 7, screw rod Ⅱ; 8, motor Ⅱ; 9, slide plate; 10, support plate; 11, support cylinder; 12, support wheel; 13, conveying wheel; 14, conveying shaft; 15, gear; 16, synchronous belt; 17, conveying motor; 18, screw rod Ⅲ; 19, slide rod Ⅲ; 20, slider; 21, cutting motor; 22, cutting wheel; 23, motor Ⅲ; 24, rotating shaft; 25, rotating motor; 26, fixed plate; 27, panel; 28, fixed cylinder; 29, positioning plate; 30, conveying belt; DETAILED DESCRIPTION

[0015] The embodiments of the present invention are described in detail below with reference to the accompanying drawings:

[0016] Embodiment 1:

[0017] like Figure 1As shown, the present embodiment discloses a circuit board slitting device, comprising a base plate 1 fixed on a frame (not shown), a screw rod Ⅰ2 and a slide rod Ⅰ3 are transversely arranged on the base plate 1, the screw rod Ⅰ2 is driven to rotate by a motor Ⅰ4, a slide table 5 is also arranged above the base plate 1, the screw rod Ⅰ2 passes through the slide table 5 and is threadedly connected to the slide table 5, the slide rod Ⅰ3 passes through the slide table 5 and is slidably connected to the slide table 5, a screw rod Ⅱ7 and a slide rod Ⅱ6 are longitudinally arranged on the slide table 5, the screw rod Ⅱ7 is driven to rotate by a motor Ⅱ8, a slide plate 9 is also arranged above the slide table 5, the screw rod Ⅱ7 passes through the slide plate 9 and is threadedly connected to the slide plate 9, the slide rod Ⅱ6 passes through the slide plate 9 and is slidably connected to the slide plate 9, a support plate 10 is also fixed above the slide plate 9, a plurality of support cylinders 11 are fixed on the support plate 10, and support blocks are fixed to the ends of the piston rods of the support cylinders 11, a plurality of conveying wheels 13 are also arranged on the base plate 1 on one side of the slide table 5, and the conveying wheels 13 They are all driven to rotate by a conveying motor 17. A screw rod III18 and a slide rod III19 are also arranged above the bottom plate 1. The screw rod III18 is driven to rotate by a motor III23. A slider 20 is also arranged above the bottom plate 1. The screw rod III18 passes through the slider 20 and is threadedly connected to the slider 20. The slide rod III19 passes through the slider 20 and is slidably connected to the slider 20. A cutting motor 21 is also fixed to the slider 20. A cutting wheel 22 is fixed to the output end of the cutting motor 21. A rotating shaft 24 is also arranged on the bottom plate 1. The rotating shaft 24 is driven to rotate by a rotating motor 25. A fixed plate 26 is also fixed to the rotating shaft 24. A plurality of positioning plates 29 are fixed below the fixed plate 26. A panel 27 is also fixed to the fixed plate 26 above the positioning plate 29. A plurality of fixed cylinders 28 are fixed on the panel 27. A fixed block is fixed to the end of the piston rod of the fixed cylinder 28. A conveyor belt 30 is also arranged on the frame on one side of the rotating shaft 24.Place one end of the circuit board to be cut on the slide 9, start the support cylinder 11, extend the piston rod on the support cylinder 11, and lower the support block to fix the circuit board on the slide 9. Start the motor Ⅱ8, and drive the screw rod Ⅱ7 to rotate. Since the screw rod Ⅱ7 passes through the slide 9 and is threadedly connected to the slide 9, when the screw rod Ⅱ7 rotates, the slide 9 moves in the direction of the screw rod Ⅱ7, and the circuit board moves with the slide 9. After one end of the circuit board extends out of the cutting wheel 22 to a specified length, the motor Ⅰ4 is started, and the motor Ⅰ4 drives the screw rod Ⅰ2 to rotate. Since the screw rod Ⅰ2 passes through the The slide 5 is threadedly connected to the slide 5. When the screw rod Ⅰ2 rotates, the slide 5 moves in the direction of the screw rod Ⅰ2, and the circuit board moves toward the high-speed rotating cutting wheel 22. After the circuit board contacts the cutting wheel 22, the circuit board is cut by the cutting wheel 22. After the circuit board is cut, the cut circuit board falls onto the conveying wheel 13, and the conveying wheel 13 is driven to rotate by the conveying motor 17. The cut circuit board moves to the position of the fixed plate 26, and the fixed cylinder 28 is started. The piston rod on the fixed cylinder 28 is extended, and the fixed block descends. The fixed block fixes the circuit board at On the positioning plate 29, the rotating motor 25 is started, and the rotating motor 25 drives the rotating shaft 24 to rotate, and the circuit board rotates around the rotating shaft 24. After the cut circuit board reaches the conveyor belt 30, the fixed cylinder 28 is started, and the piston rod on the fixed cylinder 28 is shortened, and the fixed block is separated from the circuit board. The cut circuit board falls onto the conveyor belt 30 and is collected with the conveyor belt 30. After the circuit board above the slide 5 is cut once, the motor I4 drives the screw rod I2 to rotate in the opposite direction again, and the slide 5 moves in the direction of the screw rod I2 again, and the slide 5 returns to In the initial position, motor II8 drives screw rod II7 to rotate a certain number of circles again, and the operation is cyclic. Through this device, a large circuit board can be cut into multiple circuit boards, and the motor III23 drives the screw rod III18 to rotate. Since the screw rod III18 passes through the slider 20 and is threadedly connected to the slider 20, when the screw rod III18 rotates, the slider 20 moves in the direction of the screw rod III18, the position of the cutting wheel 22 can be adjusted, and the circuit board can be extended out of the cutting wheel 22 by a specified length as needed, so that the circuit board can be cut into different sizes.

[0018] A conveying shaft 14 is fixed on the conveying wheel 13 , and gears 15 are fixed on the conveying shafts 14 . The gears 15 are connected to each other through a synchronous belt 16 . One of the conveying shafts 14 is fixed to the output end of a conveying motor 17 .

[0019] Embodiment 2:

[0020] This embodiment discloses a circuit board slitting device. Based on the structure and principle of the first embodiment, a plurality of supporting wheels 12 are further provided on the slide 5 on one side of the slide 9 of this embodiment.

[0021] The above description is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, various changes, modifications, substitutions and variations can be made to these embodiments without departing from the technical principles of the present invention. These changes, modifications, substitutions and variations should also be regarded as the scope of protection of the present invention.

Claims

1. A circuit board cutting device, comprising a bottom plate fixed on a frame, characterized in that: A screw rod I and a sliding rod I are horizontally arranged on the bottom plate, and the screw rod I is driven to rotate by a motor I. A slide is also arranged above the bottom plate, and the screw rod I passes through the slide and is threadedly connected to the slide, and the sliding rod I passes through the slide and is slidably connected to the slide. A screw rod II and a sliding rod II are longitudinally arranged on the slide, and the screw rod II is driven to rotate by a motor II. A slide plate is also arranged above the slide, and the screw rod II passes through the slide and is threadedly connected to the slide, and the sliding rod II passes through the slide and is slidably connected to the slide. A support plate is also fixed above the slide, and a plurality of support cylinders are fixed on the support plate, and support blocks are fixed to the ends of the piston rods of the support cylinders. A plurality of conveying wheels are also arranged on the bottom plate on one side of the slide, and the conveying wheels are driven by a conveying motor Driven to rotate, a screw rod III and a sliding rod III are also arranged above the base plate, the screw rod III is driven to rotate by the motor III, a slider is also arranged above the base plate, the screw rod III passes through the slider and is threadedly connected to the slider, the sliding rod III passes through the slider and is slidably connected to the slider, a cutting motor is also fixed on the slider, a cutting wheel is fixed at the output end of the cutting motor, a rotating shaft is also arranged on the base plate, the rotating shaft is driven to rotate by the rotating motor, a fixed plate is also fixed on the rotating shaft, a plurality of positioning plates are fixed under the fixed plate, a panel is also fixed on the fixed plate above the positioning plate, a plurality of fixed cylinders are fixed on the panel, a fixed block is fixed to the end of the piston rod of the fixed cylinder, and a conveyor belt is also arranged on the frame on one side of the rotating shaft.

2. The circuit board cutting device according to claim 1, characterized in that: A plurality of supporting wheels are also arranged on the slide platform on one side of the slide board.

3. The circuit board cutting device according to claim 1, characterized in that: A conveying shaft is fixed on the conveying wheel, and gears are fixed on the conveying shafts. The gears are connected to each other through a synchronous belt, and one of the conveying shafts is fixed to the output end of the conveying motor.

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