High-precision numerical control bending machine for metal plate machining and using method of high-precision numerical control bending machine

Abstract

The invention discloses a high-precision numerical control bending machine for metal plate machining and a using method thereof, and relates to the technical field of numerical control bending machines, the high-precision numerical control bending machine comprises a base, a box body, a pressing head, a supporting groove and a top plate assembly, the box body is installed at the top of the base, the pressing head is installed on the inner wall of the box body in a penetrating mode, and the supporting groove is formed in the top of the base; a top plate assembly is installed on the inner wall of the box body in a penetrating mode. A first connecting rod moves to drive a T-shaped head to move, the T-shaped head moves to enable the first connecting rod to drive a second barrel to move, the second barrel moves to enable the T-shaped head to move stably, the T-shaped head moves to drive a friction plate to move, and the friction plate moves to make contact with a metal plate so that the metal plate can be stabilized at a proper distance; and the first spring drives one end of the pneumatic head to be clamped into the first clamping groove to fix the T-shaped head to prevent deviation, and the functions of accurately controlling the distance during bending of the metal plate and improving the product quality are achieved.

Description

Technical Field

[0001] The present invention relates to the technical field of CNC bending machines, and in particular to a high-precision CNC bending machine for metal plate processing and a use method thereof. Background Art

[0002] The CNC bending machine accepts the input processing parameters through the CNC device, and cooperates with the servo system to control the slider to move up and down to achieve the bending of metal sheets. During the bending process, the CNC device and the servo system work together to ensure the accuracy and stability of the bending. CNC bending machines are widely used in many fields such as metal processing, construction, transportation, electronics, and home appliances. However, the existing CNC bending machines cannot accurately control the distance when bending metal sheets, and the product quality is not high.

[0003] The defects of existing CNC bending machines are: 1. Patent document CN113414258B discloses a CNC bending machine that is easy to adjust the angle. "A feed slot is fixedly arranged on the upper surface of the workbench, and both ends of the feed slot are opened. A bending support seat is rotatably arranged on the upper surface of the workbench at the right side of the feed slot through a rotating shaft. A bending arm is rotatably arranged on the right side of the feed slot through a rotating shaft on the workbench, and the bending arm is coaxially arranged with the bending support seat. The driving component is fixedly arranged on the workbench, and the output end of the driving component is connected to the bending arm, and the angle adjustment component is fixedly arranged on the bending arm; an arc-shaped driving connecting piece is arranged, so that the bending angle is not affected by the position of the power source during operation, and an adjustable pad structure is arranged, so that the initial angle of the equipment can be changed, which is convenient for processing different types of workpieces." However, the existing CNC bending machines cannot accurately control the distance of metal plates when bending, and the product quality is not high; 2. Patent document CN112935023B discloses a high-precision CNC bending machine for sheet metal, which "solves the problem that the inclination angle of the positioning block of the existing device cannot be adjusted, resulting in the device being unable to bend workpieces with uneven surfaces; it includes a left shell and a right shell, a clamping chamber is provided in the left shell, a working chamber is provided in the right shell, the left shell and the right shell are rotatably connected by a swing arm, the left shell and the swing arm are fixedly connected, a clamping mechanism is provided in the left shell, and an angle adjustment component for adjusting the inclination angle of the clamping mechanism is provided in the right shell; the embodiment of the present invention is provided with a clamping mechanism, the setting of the clamping mechanism realizes the clamping of workpieces of different models and avoids the falling of the workpiece, and the setting of the angle adjustment component realizes the adjustment of the inclination angle of the clamping mechanism, thereby realizing the clamping of workpieces of different models and avoiding the falling of the workpiece, and improving the accuracy of workpiece processing", but the existing CNC bending machine cannot be stably placed during the operation of the CNC bending machine, which easily causes the body to shake during bending and reduces the accuracy of use; 3. Patent document CN105573245A discloses a precision debugging method for a CNC bending machine, which is "implemented by the following steps: (1) turning on the bending machine control system and inputting the setting parameters required for the operation of the bending machine; (2) uniformly reducing the proportional gain value in the PI controller and observing the actual operation curve until the slider operation curve is stable during the bending stage and the slider of the bending machine does not shake, and determining that the proportional gain value is the optimal value; (3) uniformly reducing the integral gain value and observing the actual operation curve until the slider operation curve is stable during the bending stage and the slider operation trajectory overshoots during the bending stage, and determining that the proportional gain value is the optimal value; and obtaining the required integral gain value and proportional gain value. The method of the present invention can keep the slider stable and not excessive during operation, ensure high precision during bending, improve production efficiency, and reduce production costs", but the existing sensors of CNC bending machines cannot be quickly cleaned, which will lead to a decrease in bending precision and product quality; 4. Patent document CN114289563A discloses a device for adjusting the stroke accuracy of a slider of an electro-hydraulic CNC bending machine, "including: a first side panel, a control panel is provided on one side of the first side panel, a servo motor is provided on the surface of the first side panel, a support plate is fixedly connected to the bottom end of the servo motor, a first reciprocating screw body is provided at one end of the servo motor, and a first limiting ring is provided on the surface of one end of the first reciprocating screw body; a second side panel, the second side panel is installed on one side of the first limiting ring. The present invention controls the connecting plate to start moving backward through the control panel, thereby completing the accuracy adjustment operation, greatly improving the accuracy of the slider body stroke, and enabling the connecting plate and the bending device to operate seamlessly, thereby ensuring the bending effect of the bent parts, and greatly enhancing the overall use effect of the device, ensuring the accuracy of each bending operation", but the pressure head of the existing CNC bending machine is prone to excessive temperature due to long continuous use time, reducing the use efficiency of the bending machine. Summary of the invention

[0004] The purpose of the present invention is to provide a high-precision CNC bending machine for metal sheet processing and a method of using the same, so as to solve the technical problem raised in the above background technology that the distance of metal sheets cannot be accurately controlled when bending by the existing CNC bending machine and the product quality is not high.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: A high-precision CNC bending machine for processing metal sheets, comprising a base, a box, a pressure head, a support groove and a top plate assembly, wherein the top of the base is installed with a box, the inner wall of the box is penetrated with a pressure head, the top of the base is installed with a support groove, the inner wall of the box is penetrated with a top plate assembly, the inner wall of the base is installed with a stabilizing assembly, the stabilizing assembly is used to prevent the CNC bending machine from vibrating, and the top plate assembly is used for high-precision fixation of the metal sheet; The top plate assembly includes a T-shaped head, a No. 1 moving head, a No. 1 connecting rod, a friction plate, a No. 1 cylinder, a No. 1 rod, a pneumatic head, and a No. 1 spring. The No. 1 cylinder passes through the outer wall of the box, the T-shaped head passes through the inner wall of the No. 1 cylinder, the No. 1 moving head is located on the inner wall of the box, the No. 1 connecting rod is located on the output end of the No. 1 moving head, the friction plate is located on the outer wall of the T-shaped head, the No. 1 rod is located on the inner wall of the box, the No. 2 cylinder is installed on the outer wall of the No. 1 rod, a No. 1 card slot is provided on the outer wall of the No. 1 rod, the pneumatic head is located on the outer wall of the T-shaped head, the No. 1 spring is located on the outer wall of the T-shaped head, the No. 2 rod is installed on the outer wall of the No. 1 spring, and one end of the No. 2 rod is connected to the output end of the pneumatic head, and the outer wall of the No. 1 connecting rod is connected to the outer wall of the T-shaped head.

[0006] Preferably, the output end of the pneumatic head is inserted into the No. 1 slot, the No. 2 cylinder is moved by the support of the No. 1 rod, and the T-shaped head is moved by the support of the No. 1 cylinder.

[0007] Preferably, the stabilizing assembly includes a No. 1 motor, a rotating rod, a collecting wheel, a pull rope, a counterweight, a friction plate, and a No. 2 spring, the No. 1 motor is located on the inner wall of the base, the rotating rod is located on the output end of the No. 1 motor, the collecting wheel is located on the outer wall of the rotating rod, the pull rope is located on the outer wall of the collecting wheel, the counterweight is connected to one end of the pull rope, a support block is installed at the bottom of the base, an opening No. 1 is provided on the outer wall of the base, a π-shaped frame is installed through the inner wall of the opening No. 1, the friction plate is located at one end of the π-shaped frame, the No. 2 spring is located on the outer wall of the π-shaped frame, and one end of the No. 2 spring is connected to the inner wall of the base.

[0008] Preferably, the counterweight is located at the top of the π-shaped frame, and the π-shaped frame moves through opening No. 1.

[0009] Preferably, a dust cleaning component is installed on the outer wall of the box, a cooling component is installed on the inner wall of the box, a control component is installed on the outer wall of the box, and a laser distance detector is installed on the outer wall of the box.

[0010] Preferably, the cleaning assembly includes a No. 1 box, a No. 3 motor, a No. 3 plate, a cleaning block, a No. 4 plate, and a sticking head. The No. 1 box is located on the outer wall of the box, the No. 3 motor runs through the inner wall of the No. 1 box, the No. 3 plate is located at the output end of the No. 3 motor, the cleaning block is located on the top of the No. 3 plate, the No. 4 plate is located on the inner wall of the No. 1 box, the No. 5 cylinder is installed on the outer wall of the No. 4 plate, an N-shaped frame is installed through the inner wall of the No. 5 cylinder, the sticking head is located at one end of the N-shaped frame, the No. 6 spring is installed on the outer wall of the No. 4 plate, and one end of the No. 6 spring is connected to the outer wall of the N-shaped frame.

[0011] Preferably, the No. 1 box is located on one side of the laser distance detector, and the N-shaped frame moves with the support of the No. 5 cylinder.

[0012] Preferably, the cooling component includes box No. 6, motor No. 5, box No. 7, cooling plate, water pump, fin tube, and air guide plate. Box No. 6 is located on the inner wall of the box, motor No. 5 is located on the inner wall of box No. 6, box No. 7 is located on the inner wall of box No. 6, cooling plate is located on the inner wall of box No. 7, water pump runs through the bottom of box No. 7, fin tube is located at the output end of the water pump, and one end of the fin tube extends to the inner wall of box No. 7, port No. 5 is opened on the outer wall of box No. 6, the air guide plate is connected to the outer wall of port No. 5 through a swivel, moving head No. 5 is installed on the inner wall of box No. 6, pressure rod is installed on the output end of moving head No. 5, and the outer wall of pressure rod is connected to the outer wall of air guide plate through swivel.

[0013] Preferably, the air guide plate moves via a rotating ring, and the cooling plate is a semiconductor cooling block.

[0014] Preferably, the method for using the CNC bending machine comprises the following steps: Step S1, the pneumatic head is started to drive the No. 2 rod to move, the No. 2 rod moves to drive the No. 1 spring to move, the No. 1 spring moves to move one end of the pneumatic head out of the No. 1 slot, at this time, the No. 1 moving head moves to drive the No. 1 connecting rod to move, the No. 1 connecting rod moves to drive the T-shaped head to move, the T-shaped head moves to make the No. 1 connecting rod drive the No. 2 cylinder to move, the No. 2 cylinder moves to make the T-shaped head move stably, the T-shaped head moves to drive the friction plate to move, the friction plate moves and contacts with the metal sheet to stabilize it at a suitable distance, at this time, the pneumatic head is closed, the No. 1 spring drives one end of the pneumatic head to be clamped into the No. 1 slot to fix the T-shaped head to prevent deviation, thereby realizing the function of precise distance control during metal sheet bending to improve product quality; Step S2, after the CNC bending machine is placed stably, the No. 1 motor is started to drive the rotating rod to rotate, the rotating rod rotates to drive the pull rope to move, the pull rope moves to drive the counterweight to move, the counterweight moves to drive the π-shaped frame to move, the π-shaped frame moves to drive the No. 2 spring to move, the No. 2 spring moves to drive the π-shaped frame to drive the friction plate to move, the friction plate moves and contacts the ground to increase the friction between the CNC bending machine and the ground, so as to achieve the function of stably placing the CNC bending machine during operation, preventing the body from shaking during bending, and improving the use accuracy; Step S3, the laser distance detector is used to measure the bending distance of the metal sheet to prevent excessive bending. The rotation of the No. 3 motor drives the No. 3 plate to rotate, and the rotation of the No. 3 plate drives the cleaning block to rotate. The cleaning block rotates and contacts the detection end of the laser distance detector to clean it. The cleaning block rotates and drives the sticking head to move. The movement of the sticking head drives the n-shaped frame to move. The movement of the n-shaped frame drives the No. 6 spring to move. The No. 6 spring moves so that the cleaning block is in close contact with the sticking head when it rotates to the other side, and the stains on the surface of the cleaning block are stuck to further improve the cleaning effect, thereby realizing the function of quickly cleaning the sensor of the CNC bending machine, improving the bending accuracy and improving the product quality; Step S4, the box body and box No. 6 are provided with air vents throughout, the cooling plate is started to cool down the water source in box No. 7, at this time the water pump is started to suck the water source into the fin tube, and at the same time the No. 5 motor rotates to suck the wind into box No. 6 through the air vent, and the wind blows through the surface of the fin tube to cool it, and blows to the pressure head through the No. 5 port to lower its working temperature, thereby increasing the continuous use time, and the water source in the fin tube re-enters box No. 7 to be cooled by the cooling plate, and the No. 5 moving head moves while the cold wind blows to the pressure head, and the movement of the No. 5 moving head drives the movement of the air guide plate through the swivel, and the movement of the air guide plate blows the wind force evenly to the pressure head to make it cool down more evenly, thereby realizing the function of extending the continuous use time of the pressure head of the CNC bending machine and improving the use efficiency of the bending machine.

[0015] Compared with the prior art, the present invention has the following beneficial effects: 1. The present invention starts by installing a pneumatic head to drive the No. 2 rod to move, the No. 2 rod moves to drive the No. 1 spring to move, the No. 1 spring moves to move one end of the pneumatic head out of the No. 1 slot, at this time the No. 1 moving head moves to drive the No. 1 connecting rod to move, the No. 1 connecting rod moves to drive the T-shaped head to move, the T-shaped head moves to make the No. 1 connecting rod drive the No. 2 cylinder to move, the No. 2 cylinder moves to make the T-shaped head move stably, the T-shaped head moves to drive the friction plate to move, the friction plate moves and contacts with the metal sheet to stabilize it at a suitable distance, at this time the pneumatic head is closed and the No. 1 spring drives one end of the pneumatic head to be clamped into the No. 1 slot to fix the T-shaped head to prevent deviation, thus realizing the function of accurately controlling the distance when the metal sheet is bent and improving the product quality; 2. The present invention installs a CNC bending machine, and after the machine is placed stably, the No. 1 motor is started to drive the rotating rod to rotate, the rotating rod rotates to drive the pull rope to move, the pull rope moves to drive the counterweight to move, the counterweight moves to drive the π-shaped frame below to move, the π-shaped frame moves to drive the No. 2 spring to move, the No. 2 spring moves to drive the π-shaped frame to drive the friction plate to move, the friction plate moves and contacts the ground to increase the friction between the CNC bending machine and the ground, so as to achieve the function of stably placing the CNC bending machine during operation, preventing the body from shaking during bending, and improving the use accuracy; 3. The present invention is equipped with a laser distance detector to measure the bending distance of the metal sheet to prevent excessive bending. The rotation of the No. 3 motor drives the No. 3 plate to rotate, and the rotation of the No. 3 plate drives the cleaning block to rotate. The cleaning block rotates and contacts the detection end of the laser distance detector to clean it. The cleaning block rotates and drives the sticking head to move. The movement of the sticking head drives the n-shaped frame to move. The movement of the n-shaped frame drives the No. 6 spring to move. The No. 6 spring moves to make the cleaning block rotate to the other side and contact the sticking head closely, so that the stains on the surface of the cleaning block are stuck to further improve the cleaning effect, thereby realizing the function of quickly cleaning the sensor of the CNC bending machine, improving the bending accuracy and improving the product quality; 4. The present invention is provided with a box body and a No. 6 box through which an air outlet is arranged. The cooling plate is started to cool down the water source in the No. 7 box. At this time, the water pump is started to suck the water source into the fin tube. At the same time, the No. 5 motor rotates to suck the wind into the No. 6 box through the air outlet. The wind blows through the surface of the fin tube to cool it down. It blows to the pressure head through the No. 5 port to reduce its working temperature and increase its continuous use time. The water source in the fin tube re-enters the No. 7 box and is cooled by the cooling plate. While the cold wind blows to the pressure head, the No. 5 moving head moves. The movement of the No. 5 moving head drives the movement of the air guide plate through the swivel. The movement of the air guide plate blows the wind force evenly to the pressure head to cool it more evenly, thereby realizing the function of extending the continuous use time of the pressure head of the CNC bending machine and improving the use efficiency of the bending machine. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a front view structural schematic diagram of the present invention; Figure 2 It is a front structural schematic diagram of the present invention; Figure 3 It is a schematic diagram of the T-shaped head structure of the present invention; Figure 4 For the present invention Figure 3 A structural diagram of ; Figure 5 It is a schematic diagram of the structure of the counterweight block of the present invention; Figure 6 It is a schematic diagram of the n-shaped frame structure of the present invention; Figure 7 It is a schematic diagram of the fin tube structure of the present invention; Figure 8 It is a schematic diagram of the structure of the air guide plate of the present invention.

[0017] In the figure: 1, base; 2, box; 3, pressure head; 4, control assembly; 5, support block; 6, No. 1 moving head; 7, No. 1 rod; 8, No. 2 cylinder; 9, No. 1 connecting rod; 10, No. 1 cylinder; 11, T-shaped head; 12, friction plate; 13, No. 1 slot; 14, pneumatic head; 15, No. 2 rod; 16, No. 1 spring; 17, laser distance detector; 18, No. 1 box; 19, No. 3 plate; 20, No. 3 motor; 21, No. 4 plate; 22, No. 5 cylinder; 23, N-shaped frame ; 24. Spring No. 6; 25. Adhesive head; 26. Cleaning block; 27. Motor No. 1; 28. Rotating rod; 29. ​​Collecting wheel; 30. Pull rope; 31. Counterweight; 32. Opening No. 1; 33. π-shaped frame; 34. Spring No. 2; 35. Friction plate; 36. Box No. 6; 37. Motor No. 5; 38. Box No. 7; 39. Cooling plate; 40. Water pump; 42. Fin tube; 44. Moving head No. 5; 45. Mouth No. 5; 46. Wind guide plate; 47. Pressure rod; 48. Support groove. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0019] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0020] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0021] Example 1: Please refer to Figure 1 , Figure 2 , Figure 3 and Figure 4An embodiment of the present invention is as follows: a high-precision CNC bending machine for processing metal sheets, comprising a base 1, a box body 2, a pressure head 3, a support groove 48 and a top plate assembly, wherein the box body 2 is installed on the top of the base 1, the pressure head 3 is installed through the inner wall of the box body 2, the support groove 48 is installed on the top of the base 1, the top plate assembly is installed through the inner wall of the box body 2, a stabilizing assembly is installed on the inner wall of the base 1, the stabilizing assembly is used to prevent the CNC bending machine from vibrating, the top plate assembly is used for high-precision fixation of metal sheets, a dust cleaning assembly is installed on the outer wall of the box body 2, a cooling assembly is installed on the inner wall of the box body 2, a control assembly 4 is installed on the outer wall of the box body 2, and a Laser distance detector 17, after the metal sheet is placed on the surface of the support groove 48, the top plate assembly is started to fix the distance of the metal sheet, and at this time the pressure head 3 is started to press the metal sheet to make it technically bent, the top plate assembly includes a T-shaped head 11, a No. 1 moving head 6, a No. 1 connecting rod 9, a friction plate 12, a No. 1 cylinder 10, a No. 1 rod 7, a pneumatic head 14, and a No. 1 spring 16. The No. 1 cylinder 10 passes through the outer wall of the box body 2, the T-shaped head 11 passes through the inner wall of the No. 1 cylinder 10, the No. 1 moving head 6 is located on the inner wall of the box body 2, the No. 1 connecting rod 9 is located at the output end of the No. 1 moving head 6, the friction plate 12 is located on the outer wall of the T-shaped head 11, the No. 1 rod 7 is located on the inner wall of the box body 2, and the No. 1 rod 7 is located. The outer wall of the No. 1 rod 7 is provided with a No. 2 cylinder 8, the outer wall of the No. 1 rod 7 is provided with a No. 1 card slot 13, the pneumatic head 14 is located on the outer wall of the T-shaped head 11, the No. 1 spring 16 is located on the outer wall of the T-shaped head 11, the No. 2 rod 15 is installed on the outer wall of the No. 1 spring 16, and one end of the No. 2 rod 15 is connected to the output end of the pneumatic head 14, the outer wall of the No. 1 connecting rod 9 is connected to the outer wall of the T-shaped head 11, the output end of the pneumatic head 14 is stuck in the No. 1 card slot 13, the No. 2 cylinder 8 is moved by the support of the No. 1 rod 7, the T-shaped head 11 is moved by the support of the No. 1 cylinder 10, the pneumatic head 14 is started to drive the No. 2 rod 15 to move, the No. 2 rod 15 moves to drive the No. 1 spring 16 to move, and the No. 1 The movement of the spring 16 causes one end of the pneumatic head 14 to move out of the No. 1 slot 13. At this time, the No. 1 moving head 6 moves to drive the No. 1 connecting rod 9 to move, and the No. 1 connecting rod 9 moves to drive the T-shaped head 11 to move. The movement of the T-shaped head 11 causes the No. 1 connecting rod 9 to drive the No. 2 cylinder 8 to move, and the No. 2 cylinder 8 moves to cause the T-shaped head 11 to move stably. The movement of the T-shaped head 11 drives the friction plate 12 to move, and the friction plate 12 moves and contacts the metal sheet to stabilize it at a suitable distance. At this time, the pneumatic head 14 is closed and the No. 1 spring 16 drives one end of the pneumatic head 14 to be clamped into the No. 1 slot 13 to fix the T-shaped head 11 to prevent deviation, thereby realizing the function of precise distance control during metal sheet bending to improve product quality.

[0022] Example 2: Please refer to Figure 2 and Figure 5The present invention provides an embodiment: the stabilizing assembly includes a No. 1 motor 27, a rotating rod 28, a collecting wheel 29, a pull rope 30, a counterweight 31, a friction plate 35, and a No. 2 spring 34. The No. 1 motor 27 is located on the inner wall of the base 1, the rotating rod 28 is located on the output end of the No. 1 motor 27, the collecting wheel 29 is located on the outer wall of the rotating rod 28, the pull rope 30 is located on the outer wall of the collecting wheel 29, the counterweight 31 is connected to one end of the pull rope 30, a supporting block 5 is installed at the bottom of the base 1, an No. 1 opening 32 is provided on the outer wall of the No. 1 opening 32, a π-shaped frame 33 is installed through the inner wall of the No. 1 opening 32, the friction plate 35 is located at one end of the π-shaped frame 33, the No. 2 spring 34 is located on the outer wall of the π-shaped frame 33, and the No. 2 spring 34 One end is connected to the inner wall of the base 1, and the counterweight 31 is located at the top of the π-shaped frame 33. The π-shaped frame 33 moves through the No. 1 opening 32. After the CNC bending machine is placed stably, the No. 1 motor 27 is started to drive the rotating rod 28 to rotate, and the rotation of the rotating rod 28 drives the pull rope 30 to move. The movement of the pull rope 30 drives the counterweight 31 to move, and the counterweight 31 moves so that it drives the π-shaped frame 33 to move below. The movement of the π-shaped frame 33 drives the No. 2 spring 34 to move. The movement of the No. 2 spring 34 causes the π-shaped frame 33 to drive the friction plate 35 to move. The friction plate 35 moves and contacts the ground to increase the friction between the CNC bending machine and the ground, thereby realizing the function of stably placing the CNC bending machine during operation to prevent the body from shaking during bending and improve the use accuracy.

[0023] Example 3: Please refer to Figure 2 and Figure 6, the present invention provides an embodiment: the dust cleaning component includes a No. 1 box 18, a No. 3 motor 20, a No. 3 plate 19, a cleaning block 26, a No. 4 plate 21, and a bonding head 25, the No. 1 box 18 is located on the outer wall of the box body 2, the No. 3 motor 20 runs through the inner wall of the No. 1 box 18, the No. 3 plate 19 is located at the output end of the No. 3 motor 20, the cleaning block 26 is located at the top of the No. 3 plate 19, the No. 4 plate 21 is located on the inner wall of the No. 1 box 18, the No. 5 cylinder 22 is installed on the outer wall of the No. 4 plate 21, the inner wall of the No. 5 cylinder 22 is penetrated and installed with an n-shaped frame 23, the bonding head 25 is located at one end of the n-shaped frame 23, the outer wall of the No. 4 plate 21 is installed with a No. 6 spring 24, and one end of the No. 6 spring 24 is connected to the outer wall of the n-shaped frame 23, and the No. 1 box 18 is located on one side of the laser distance detector 17 The n-shaped frame 23 is moved with the support of the fifth cylinder 22. The laser distance detector 17 is used to measure the bending distance of the metal sheet to prevent excessive bending. The rotation of the third motor 20 drives the third plate 19 to rotate. The rotation of the third plate 19 drives the cleaning block 26 to rotate. The cleaning block 26 rotates and contacts the detection end of the laser distance detector 17 to clean it. The cleaning block 26 rotates and drives the sticking head 25 to move. The movement of the sticking head 25 drives the n-shaped frame 23 to move. The movement of the n-shaped frame 23 drives the sixth spring 24 to move. The sixth spring 24 moves so that the cleaning block 26 is in close contact with the sticking head 25 when it rotates to the other side, and the stains on the surface of the cleaning block 26 are stuck to further improve the cleaning effect, thereby realizing the function of quickly cleaning the sensor of the CNC bending machine, improving the bending accuracy and improving the product quality.

[0024] Example 4: Please refer to Figure 1 , Figure 2 , Figure 7 and Figure 8, an embodiment provided by the present invention: a cooling component includes a No. 6 box 36, a No. 5 motor 37, a No. 7 box 38, a cooling plate 39, a water pump 40, a fin tube 42, and an air guide plate 46. The No. 6 box 36 is located on the inner wall of the box body 2, the No. 5 motor 37 is located on the inner wall of the No. 6 box 36, the No. 7 box 38 is located on the inner wall of the No. 6 box 36, the cooling plate 39 is located on the inner wall of the No. 7 box 38, the water pump 40 runs through the bottom of the No. 7 box 38, the fin tube 42 is located at the output end of the water pump 40, and one end of the fin tube 42 extends to the inner wall of the No. 7 box 38, the outer wall of the No. 6 box 36 is provided with a No. 5 port 45, the air guide plate 46 is connected to the outer wall of the No. 5 port 45 through a swivel, the inner wall of the No. 6 box 36 is installed with a No. 5 moving head 44, the output end of the No. 5 moving head 44 is installed with a pressure rod 47, and the outer wall of the pressure rod 47 is connected to the outer wall of the air guide plate 46 through a swivel, and the air guide plate 46 is connected to the outer wall of the No. 5 port 45 through a swivel. The ring moves, the cooling plate 39 is a semiconductor cooling block, and the box body 2 and the sixth box 36 are penetrated with air vents. The cooling plate 39 starts to cool the water source in the seventh box 38. At this time, the water pump 40 starts to suck the water source into the fin tube 42, and at the same time, the fifth motor 37 rotates to suck the wind into the sixth box 36 through the air vent. The wind blows through the surface of the fin tube 42 to cool it down, and blows to the pressure head 3 through the fifth port 45 to reduce its working temperature and increase its continuous use time. The water source in the fin tube 42 re-enters the seventh box 38 and is cooled by the cooling plate 39. While the cold wind blows to the pressure head 3, the fifth moving head 44 moves, and the movement of the fifth moving head 44 drives the air guide plate 46 to move through the rotating ring. The movement of the air guide plate 46 blows the wind force evenly to the pressure head 3 to make it cool down more evenly, thereby realizing the function of extending the continuous use time of the pressure head 3 of the CNC bending machine and improving the use efficiency of the bending machine.

[0025] The method of using the CNC bending machine includes the following steps: Step S1, the pneumatic head 14 is started to drive the No. 2 rod 15 to move, the No. 2 rod 15 moves to drive the No. 1 spring 16 to move, the No. 1 spring 16 moves to make one end of the pneumatic head 14 move out of the No. 1 slot 13, at this time, the No. 1 moving head 6 moves to drive the No. 1 connecting rod 9 to move, the No. 1 connecting rod 9 moves to drive the T-shaped head 11 to move, the T-shaped head 11 moves to make the No. 1 connecting rod 9 drive the No. 2 cylinder 8 to move, the No. 2 cylinder 8 moves to make the T-shaped head 11 move stably, the T-shaped head 11 moves to drive the friction plate 12 to move, the friction plate 12 moves and contacts with the metal sheet to stabilize it at a suitable distance, at this time, the pneumatic head 14 is closed, the No. 1 spring 16 drives one end of the pneumatic head 14 to be clamped into the No. 1 slot 13 to fix the T-shaped head 11 to prevent deviation, thereby realizing the function of precise distance control during metal sheet bending to improve product quality; Step S2, after the CNC bending machine is placed stably, the No. 1 motor 27 is started to drive the rotating rod 28 to rotate, the rotating rod 28 rotates to drive the pull rope 30 to move, the pull rope 30 moves to drive the counterweight 31 to move, the counterweight 31 moves to drive the π-shaped frame 33 to move, the π-shaped frame 33 moves to drive the No. 2 spring 34 to move, the No. 2 spring 34 moves to drive the π-shaped frame 33 to drive the friction plate 35 to move, the friction plate 35 moves and contacts the ground to increase the friction between the CNC bending machine and the ground, so as to achieve the function of stably placing the CNC bending machine during operation to prevent the body from shaking during bending and improve the use accuracy; Step S3, the laser distance detector 17 is used to measure the bending distance of the metal sheet to prevent excessive bending, the No. 3 motor 20 rotates to drive the No. 3 plate 19 to rotate, the No. 3 plate 19 rotates to drive the cleaning block 26 to rotate, the cleaning block 26 rotates to contact the detection end of the laser distance detector 17 to clean it, the cleaning block 26 rotates to drive the sticking head 25 to move, the sticking head 25 moves to drive the n-shaped frame 23 to move, the n-shaped frame 23 moves to drive the No. 6 spring 24 to move, the No. 6 spring 24 moves to make the cleaning block 26 rotate to the other side and contact closely with the sticking head 25, the stains on the surface of the cleaning block 26 are stuck to further improve the cleaning effect, and the function of quickly cleaning the sensor of the CNC bending machine, improving the bending accuracy and improving the product quality is realized; Step S4, the box body 2 and the sixth box 36 are provided with air vents, the cooling plate 39 is started to cool down the water source in the seventh box 38, and the water pump 40 is started to suck the water source into the fin tube 42. At the same time, the fifth motor 37 rotates to suck the wind into the sixth box 36 through the air vent, and the wind blows through the surface of the fin tube 42 to cool it down, and blows to the pressure head 3 through the fifth port 45 to reduce its working temperature and increase its continuous use time. The water source in the fin tube 42 re-enters the seventh box 38 and is cooled by the cooling plate 39. While the cold wind blows to the pressure head 3, the fifth moving head 44 moves, and the movement of the fifth moving head 44 drives the air guide plate 46 to move through the swivel. The movement of the air guide plate 46 blows the wind force evenly to the pressure head 3 to make it cool down more evenly, thereby realizing the function of extending the continuous use time of the pressure head 3 of the CNC bending machine and improving the use efficiency of the bending machine.

[0026] Working principle: the pneumatic head 14 starts to drive the No. 2 rod 15 to move, the No. 2 rod 15 moves to drive the No. 1 spring 16 to move, the No. 1 spring 16 moves to make one end of the pneumatic head 14 move out of the No. 1 slot 13, at this time, the No. 1 moving head 6 moves to drive the No. 1 connecting rod 9 to move, the No. 1 connecting rod 9 moves to drive the T-shaped head 11 to move, the T-shaped head 11 moves to make the No. 1 connecting rod 9 drive the No. 2 cylinder 8 to move, the No. 2 cylinder 8 moves to make the T-shaped head 11 move stably, the T-shaped head 11 moves to drive the friction plate 12 to move, the friction plate 12 moves and contacts with the metal plate to stabilize it at a suitable distance, at this time, the pneumatic head 14 closes the No. 1 spring 16 to drive one end of the pneumatic head 14 to be stuck in the No. 1 slot 13 to fix the T-shaped head 11 to prevent deviation, The function of accurately controlling the distance when bending the metal sheet to improve the product quality is realized. After the CNC bending machine is placed stably, the No. 1 motor 27 is started to drive the rotating rod 28 to rotate, and the rotation of the rotating rod 28 drives the pull rope 30 to move. The movement of the pull rope 30 drives the counterweight block 31 to move, and the movement of the counterweight block 31 drives the π-shaped frame 33 to move below it. The movement of the π-shaped frame 33 drives the No. 2 spring 34 to move. The movement of the No. 2 spring 34 causes the π-shaped frame 33 to drive the friction plate 35 to move. The friction plate 35 moves and contacts the ground to increase the friction between the CNC bending machine and the ground, realizing the function of stably placing the CNC bending machine during operation to prevent the body from shaking during bending and improve the use accuracy. The laser distance detector 17 is used to measure the bending distance of the metal sheet to prevent bending. The bend is too large, the No. 3 motor 20 rotates to drive the No. 3 plate 19 to rotate, the No. 3 plate 19 rotates to drive the cleaning block 26 to rotate, the cleaning block 26 rotates and contacts the detection end of the laser distance detector 17 to clean it, the cleaning block 26 rotates to drive the sticking head 25 to move, the sticking head 25 moves to drive the n-shaped frame 23 to move, the n-shaped frame 23 moves to drive the No. 6 spring 24 to move, the No. 6 spring 24 moves to make the cleaning block 26 rotate to the other side and contact closely with the sticking head 25, and the stains on the surface of the cleaning block 26 are further sticky to further improve the cleaning effect, realizing the function of quickly cleaning the sensor of the CNC bending machine, improving the bending accuracy and improving the product quality, the box body 2 and the No. 6 box 36 are provided with air vents, and the cooling plate 39 starts to turn the No. 7 box 38 The water source in the fin tube 42 is cooled down, at this time, the water pump 40 is started to suck the water source into the fin tube 42, and at the same time, the No. 5 motor 37 rotates to suck wind into the No. 6 box 36 through the air outlet, and its wind force blows through the surface of the fin tube 42 to cool it down, and blows to the pressure head 3 through the No. 5 port 45 to reduce its working temperature and increase its continuous use time. The water source in the fin tube 42 re-enters the No. 7 box 38 and is cooled by the cooling plate 39. While the cold wind blows to the pressure head 3, the No. 5 moving head 44 moves, and the movement of the No. 5 moving head 44 drives the movement of the air guide plate 46 through the swivel. The movement of the air guide plate 46 blows the wind force evenly to the pressure head 3 to cool it more evenly, thereby realizing the function of extending the continuous use time of the pressure head 3 of the CNC bending machine and improving the use efficiency of the bending machine.

[0027] It will be apparent to those skilled in the art that the invention is not limited to the details of the exemplary embodiments described above and that the invention can be implemented in other specific forms without departing from the spirit or essential features of the invention. Therefore, the embodiments should be considered exemplary and non-limiting in all respects, and the scope of the invention is defined by the appended claims rather than the foregoing description, and it is intended that all variations falling within the meaning and scope of the equivalent elements of the claims be included in the invention. Any reference numeral in a claim should not be considered as limiting the claim to which it relates.

Claims

1. A high-precision CNC bending machine for metal sheet processing, comprising a base (1), a box (2), a pressing head (3), a supporting groove (48) and a top plate assembly, characterized in that: A box body (2) is installed on the top of the base (1), a pressure head (3) is installed through the inner wall of the box body (2), a support groove (48) is installed on the top of the base (1), a top plate assembly is installed through the inner wall of the box body (2), a stabilizing assembly is installed on the inner wall of the base (1), the stabilizing assembly is used to prevent the CNC bending machine from vibrating, and the top plate assembly is used for high-precision fixation of metal plates; The top plate assembly comprises a T-shaped head (11), a No. 1 moving head (6), a No. 1 connecting rod (9), a friction plate (12), a No. 1 cylinder (10), a No. 1 rod (7), a pneumatic head (14), and a No. 1 spring (16); the No. 1 cylinder (10) penetrates the outer wall of the box body (2); the T-shaped head (11) penetrates the inner wall of the No. 1 cylinder (10); the No. 1 moving head (6) is located on the inner wall of the box body (2); the No. 1 connecting rod (9) is located on the output end of the No. 1 moving head (6); and the friction plate (12) is located on the outer wall of the T-shaped head (11). A No. 1 rod (7) is located on the inner wall of the box body (2), a No. 2 tube (8) is installed through the outer wall of the No. 1 rod (7), a No. 1 slot (13) is provided on the outer wall of the No. 1 rod (7), a pneumatic head (14) is located on the outer wall of the T-shaped head (11), a No. 1 spring (16) is located on the outer wall of the T-shaped head (11), a No. 2 rod (15) is installed on the outer wall of the No. 1 spring (16), and one end of the No. 2 rod (15) is connected to the output end of the pneumatic head (14), and the outer wall of the No. 1 connecting rod (9) is connected to the outer wall of the T-shaped head (11).

2. A high-precision CNC bending machine for metal sheet processing according to claim 1, characterized in that: The output end of the pneumatic head (14) is inserted into the No. 1 slot (13), the No. 2 cylinder (8) is moved by the support of the No. 1 rod (7), and the T-shaped head (11) is moved by the support of the No. 1 cylinder (10).

3. The high-precision CNC bending machine for metal sheet processing according to claim 1, characterized in that: The stabilizing assembly comprises a No. 1 motor (27), a rotating rod (28), a collecting wheel (29), a pull rope (30), a counterweight (31), a friction plate (35), and a No. 2 spring (34). The No. 1 motor (27) is located on the inner wall of the base (1), the rotating rod (28) is located at the output end of the No. 1 motor (27), the collecting wheel (29) is located on the outer wall of the rotating rod (28), the pull rope (30) is located on the outer wall of the collecting wheel (29), the counterweight (31) is connected to one end of the pull rope (30), a supporting block (5) is installed at the bottom of the base (1), a No. 1 opening (32) is provided on the outer wall of the base (1), a π-shaped frame (33) is installed through the inner wall of the No. 1 opening (32), the friction plate (35) is located at one end of the π-shaped frame (33), the No. 2 spring (34) is located on the outer wall of the π-shaped frame (33), and one end of the No. 2 spring (34) is connected to the inner wall of the base (1).

4. The high-precision CNC bending machine for metal sheet processing according to claim 3, characterized in that: The counterweight block (31) is located on the top of the π-shaped frame (33), and the π-shaped frame (33) moves through the No. 1 opening (32).

5. The high-precision CNC bending machine for metal sheet processing according to claim 1, characterized in that: The outer wall of the box body (2) is installed with a dust cleaning component, the inner wall of the box body (2) is installed with a cooling component, the outer wall of the box body (2) is installed with a control component (4), and the outer wall of the box body (2) is installed with a laser distance detector (17).

6. A high-precision CNC bending machine for metal sheet processing according to claim 5, characterized in that: The dust cleaning component comprises a No. 1 box (18), a No. 3 motor (20), a No. 3 plate (19), a cleaning block (26), a No. 4 plate (21), and a sticking head (25), wherein the No. 1 box (18) is located on the outer wall of the box body (2), the No. 3 motor (20) passes through the inner wall of the No. 1 box (18), the No. 3 plate (19) is located at the output end of the No. 3 motor (20), the cleaning block (26) is located on the top of the No. 3 plate (19), the No. 4 plate (21) is located on the inner wall of the No. 1 box (18), the No. 5 cylinder (22) is installed on the outer wall of the No. 4 plate (21), the inner wall of the No. 5 cylinder (22) is passed through and installed with an n-shaped frame (23), the sticking head (25) is located at one end of the n-shaped frame (23), the No. 6 spring (24) is installed on the outer wall of the No. 4 plate (21), and one end of the No. 6 spring (24) is connected to the outer wall of the n-shaped frame (23).

7. A high-precision CNC bending machine for metal sheet processing according to claim 6, characterized in that: The No. 1 box (18) is located on one side of the laser distance detector (17), and the N-shaped frame (23) is moved by the support of the No. 5 cylinder (22).

8. The high-precision CNC bending machine for metal sheet processing according to claim 5, characterized in that: The cooling component comprises a No. 6 box (36), a No. 5 motor (37), a No. 7 box (38), a cooling plate (39), a water pump (40), a fin tube (42), and an air guide plate (46); the No. 6 box (36) is located on the inner wall of the box body (2); the No. 5 motor (37) is located on the inner wall of the No. 6 box (36); the No. 7 box (38) is located on the inner wall of the No. 6 box (36); the cooling plate (39) is located on the inner wall of the No. 7 box (38); and the water pump (40) runs through the bottom of the No. 7 box (38). The fin tube (42) is located at the output end of the water pump (40), and one end of the fin tube (42) extends to the inner wall of the No. 7 box (38). The outer wall of the No. 6 box (36) is provided with a No. 5 port (45), and the air guide plate (46) is connected to the outer wall of the No. 5 port (45) through a swivel. The inner wall of the No. 6 box (36) is provided with a No. 5 moving head (44), and the output end of the No. 5 moving head (44) is provided with a pressure rod (47), and the outer wall of the pressure rod (47) is connected to the outer wall of the air guide plate (46) through a swivel.

9. A high-precision CNC bending machine for metal sheet processing according to claim 8, characterized in that: The air guide plate (46) moves via a rotating ring, and the cooling plate (39) is a semiconductor cooling block.

10. A method for using a high-precision CNC bending machine for metal sheet processing, applicable to a high-precision CNC bending machine for metal sheet processing according to any one of claims 1 to 9, characterized in that: The method of using the CNC bending machine includes the following steps: Step S1, the No. 1 moving head (6) moves to drive the No. 1 connecting rod (9), the No. 1 connecting rod (9) moves to drive the T-shaped head (11), the T-shaped head (11) moves to make the No. 1 connecting rod (9) drive the No. 2 cylinder (8) move, the No. 2 cylinder (8) moves to make the T-shaped head (11) move stably, the T-shaped head (11) moves to drive the friction plate (12) to move, the friction plate (12) moves to contact with the metal plate to stabilize it at a suitable distance, at this time, the pneumatic head (14) closes the No. 1 spring (16) to drive one end of the pneumatic head (14) to be clamped into the No. 1 clamping groove (13) to fix the T-shaped head (11) to prevent deviation; Step S2, after the CNC bending machine is placed stably, the No. 1 motor (27) is started to drive the rotating rod (28) to rotate, the rotating rod (28) rotates to drive the pull rope (30) to move, the pull rope (30) moves to drive the counterweight (31) to move, the counterweight (31) moves to drive the π-shaped frame (33) below to move, the π-shaped frame (33) moves to drive the No. 2 spring (34), the No. 2 spring (34) moves to make the π-shaped frame (33) drive the friction plate (35) to move, the friction plate (35) moves to contact the ground to increase the friction between the CNC bending machine and the ground; Step S3, the cleaning block (26) rotates to contact the detection end of the laser distance detector (17) to clean it, the cleaning block (26) rotates to drive the sticking head (25) to move, the sticking head (25) moves to drive the n-shaped frame (23), the n-shaped frame (23) moves to drive the sixth spring (24), the sixth spring (24) moves to make the cleaning block (26) rotate to the other side and closely contact the sticking head (25), so as to stick the stains on the surface of the cleaning block (26) to further improve the cleaning effect; Step S4, the water pump (40) is started to suck water into the fin tube (42), and at the same time, the No. 5 motor (37) rotates to suck wind into the No. 6 box (36) through the air port. The wind blows through the surface of the fin tube (42) to cool it down, and blows toward the pressure head (3) through the No. 5 port (45) to reduce its working temperature and increase its continuous use time. The water in the fin tube (42) re-enters the No. 7 box (38) to be cooled by the cooling plate (39). While the cold wind blows toward the pressure head (3), the No. 5 moving head (44) moves. The movement of the No. 5 moving head (44) drives the wind guide plate (46) to move through the rotating ring. The wind guide plate (46) moves to blow the wind evenly toward the pressure head (3) to reduce its temperature more evenly.

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