Tool steel plasma cutting device and using method

Abstract

The invention discloses a tool steel plasma cutting device and a using method, and relates to the technical field of cutting devices, the tool steel plasma cutting device comprises a base and a double-shaft driving assembly, a first assembling opening and a second assembling opening are formed in the side wall of the base, and the double-shaft driving assembly is connected into the first assembling opening and the second assembling opening. By installing the double-shaft driving assembly, the inner track and the outer track, stable annular cutting of tool steel through the double-shaft driving cutting head is achieved, multi-direction movement and multi-angle cutting of the cutting head are achieved, cutting flexibility and precision are improved, and the problems that when a traditional cutting device rotates in a single shaft mode, vibration is likely to be generated, consequently, the cutting face is rough, and cutting quality is poor are solved. And the complex machining requirements cannot be met.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of cutting devices, in particular to a tool steel plasma cutting device and a use method. BACKGROUND

[0002] In the metal processing industry, especially in the field of precision machining of tool steel materials, annular cutting technology has always been the focus of research. Traditional cutting equipment usually adopts a single-axis driving mode to complete annular cutting by rotating the workpiece or the cutter. However, this mode has obvious defects. On the one hand, single-axis driving cannot simultaneously ensure cutting speed and precision, and vibration is easily generated during rotation, resulting in rough cutting surfaces. On the other hand, for large or special-shaped tool steel workpieces, the rotation radius of single-axis driving is limited, and cannot meet the machining requirements of complex shapes. Moreover, traditional equipment usually adopts a single track structure, which cannot provide stable double support for the cutting head, and the cutting head is easily affected by radial and axial forces during the cutting process, resulting in accelerated track wear, reduced service life of the equipment and machining precision.

[0003] Patent CN110181155B discloses a plasma cutting device, which realizes stable performance, low cost and simple maintenance.

[0004] The above patent cuts the pipe intersection line through a pure mechanical structure, which is simple in structure, does not require complex manual operation of the original numerical control machine tool, has stable performance, the movement of the cutting head is easy to control, and has low cost and simple maintenance. However, there is still room for optimization in terms of double-axis annular cutting.

[0005] Therefore, the application provides a tool steel plasma cutting device and a use method for double-axis annular cutting. SUMMARY

[0006] The application aims to provide a tool steel plasma cutting device and a use method to solve the technical problem that the traditional cutting equipment usually adopts a single-axis driving mode, and vibration is easily generated during rotation, resulting in rough cutting surfaces.

[0007] To achieve the above-mentioned purpose, the application provides the following technical scheme: a tool steel plasma cutting device, comprising a base and a double-axis driving assembly, the side wall of the base is provided with a first assembly opening and a second assembly opening, the first assembly opening and the second assembly opening are connected with the double-axis driving assembly;

[0008] The double-axis driving assembly comprises a first servo motor, a large workbench, a track, a driving shaft and a first pulley.

[0009] The first assembly opening inner wall is embedded with the outer wall of the driving shaft, one end of the driving shaft is connected with a first pulley, the other end penetrates the inner wall of the large workbench and is connected with a rotating shaft, the rotating shaft is arranged on the outer wall side of the first servo motor, the outer wall of the large workbench is provided with a track, the large workbench is connected with a small workbench through the track, the inner wall of the small workbench is embedded with the outer wall of the driven shaft, the other end of the driven shaft is connected with a second pulley, the first pulley is placed on the inner track, and the second pulley is placed on the outer track.

[0010] Preferably, the base side wall is provided with a third assembly opening, the third assembly opening inner wall is embedded with the outer wall of the telescopic rod, the top end of the telescopic rod is provided with a piston, the bottom end of the telescopic rod is provided with an opening, the opening is through the inside of the telescopic rod, the inner wall of the telescopic rod is provided with a threaded groove, the threaded groove is engaged with a screw rod, the other end of the screw rod is connected to the outer wall side of the second servo motor, the outer wall of the telescopic rod is provided with a first pressing piece, both ends of the first pressing piece are provided with screw holes, the first long rod and the second long rod are connected in the screw holes at both ends, the first long rod is embedded with the screw hole at one end of the first pressing piece through the first screw thread arranged on the outer wall, the second long rod is embedded with the screw hole at the other end of the first pressing piece through the second screw thread arranged on the outer wall, and the first long rod and the second long rod are tightly fixed by four nuts arranged thereon.

[0011] Preferably, the telescopic rod penetrates the first pressing piece to the space between the first pressing piece and the second pressing piece, the piston is opposite to the outer wall of the second pressing piece, both ends of the second pressing piece are provided with screw holes, the second pressing piece is connected with the first long rod and the second long rod through the screw holes, the first long rod is provided with a nut to fix the second pressing piece in front of the piston, the second long rod is provided with a nut to fix the second pressing piece in front of the piston, and the two nuts are arranged at the rear end of the second pressing piece, which is close to one end of the second servo motor. The outer walls of the first long rod and the second long rod at the front end of the second pressing piece are respectively provided with a first spring and a second spring, one end of the first spring and the second spring is arranged on the outer wall of the front end of the second pressing piece, and the other end is arranged on the outer wall of the rear end of the third pressing piece. The first long rod and the second long rod penetrating the screw holes at both ends of the third pressing piece are connected with nuts.

[0012] Preferably, the base side wall is provided with a first assembly opening, a second assembly opening and a third assembly opening, the outer wall top end of the base is provided with a first fixed rod and a second fixed rod, the outer wall top end of the first fixed rod is installed with a first servo motor, the outer wall top end of the second fixed rod is installed with a second servo motor, and the bottom of the base is provided with a circular channel.

[0013] Preferably, the inner wall of the circular channel is embedded with the side of the outer wall of the cutting head, the top end of the outer wall of the cutting head is connected with the gas source pipe, the side of the outer wall of the cutting head is provided with a first fixing plate and a second fixing plate, the first fixing plate and the second fixing plate are the same in structure, the side wall of the first fixing plate is provided with four screw holes, four bolts pass through the screw holes to fix the first fixing plate on the side of the outer wall of the cutting head, the bottom of the first fixing plate is provided with four screw holes, and four bolts are connected to the outer wall of the base through the screw holes in the bottom to fix the cutting head on the base.

[0014] Preferably, the first pulley and the second pulley are arranged on the outer walls of the inner track and the outer track, left and right outer discs are arranged on the two sides of the inner track and the outer track, the second pressing piece is arranged on the outer side of the left outer disc, and the third pressing piece is arranged on the inner side of the left outer disc.

[0015] Preferably, the side of the outer wall of the right outer disc is provided with a first support rod and a second support rod, one end of the first support rod is connected to the side of the outer wall of the first driving motor, the outer wall of the first driving motor is provided with a first connecting shaft on the other side, one end of the first connecting shaft is connected with a first wheel, the first wheel is placed in the first horizontal track, the second support rod is connected to the side of the outer wall of the second driving motor, the outer wall of the second driving motor is provided with a second connecting shaft on the other side, the second connecting shaft is connected with a second wheel, and the second wheel is arranged in the second horizontal track.

[0016] Preferably, the bottom end of the outer wall of the right outer disc is provided with a third support rod, one end of the third support rod is connected with a third wheel, and the third wheel is arranged in the first vertical track; and the top end of the outer wall of the right outer disc is provided with a fourth support rod, one end of the fourth support rod is connected with a fourth wheel, and the fourth wheel is arranged in the second vertical track.

[0017] Preferably, the first servo motor is internally provided with a Bluetooth communication protocol, the first servo motor and the second servo motor are the same in structure, the first driving motor and the second driving motor are also internally provided with a Bluetooth communication protocol, and the first servo motor, the second servo motor, the first driving motor and the second driving motor are connected with an external operation table through the built-in Bluetooth communication protocol.

[0018] Preferably, the use method comprises the following steps:

[0019] S1, before cutting, the staff tests the equipment, starts the second servo motor to drive the screw rod to rotate, the screw rod drives the telescopic rod to move axially outward, the piston pushes the second pressing piece to move outward, and the second pressing piece tightly fixes the base on the left outer disc;

[0020] S2, after the test is completed, the tool steel is ring cut, the staff sends the instruction to the first servo motor and the second servo motor through the operation platform, the second servo motor is reversed after receiving the instruction The second compression sheet and the third compression sheet release the compression force of the left outer disc, the first servo motor is started through the rotation of the double shaft driving assembly, drives the cutting head to move along the inner rail and the outer rail, and drives the cutting head to cut the tool steel;

[0021] S3, then the tool steel is side cut, the second servo motor is started to make the second compression sheet and the third compression sheet apply compression force to the left outer disc, and the base is tightly fixed on the left outer disc, the cutting head is installed on the base, and then the first drive motor and the second drive motor are started to drive the cutting head to move along the first horizontal rail direction, and the tool steel side is cut;

[0022] S4, finally, the specified orientation of the outer wall side of the tool steel is cut, the second servo motor is started in reverse rotation to release the compression force of the second compression sheet and the third compression sheet to the left outer disc, the double shaft driving assembly, the first drive motor and the second drive motor are started, the double shaft driving assembly drives the cutting head to rotate circularly, and the first drive motor and the second drive motor drive the cutting head to move horizontally, so that the cutting head can cut at any orientation on the outer wall side of the tool steel.

[0023] Compared with the prior art, the beneficial effects of the present application are:

[0024] 1. The double shaft driving assembly, the inner rail and the outer rail are installed, the cutting head is moved along the inner rail and the outer rail through the double shaft driving, the tool steel is stably ring cut, the cutting head is moved in multiple directions and cut at multiple angles, the flexibility and precision of cutting are improved, and the problem that the cutting surface is rough due to vibration during single shaft rotation of traditional cutting equipment, which cannot meet the complex processing requirements, is solved.

[0025] 2. The second servo motor, screw rod, telescopic rod and piston are installed, the axial movement of the telescopic rod is controlled through the forward and reverse rotation of the second servo motor, and then the second compression sheet is pushed outward or released through the piston, so that the base is quickly fixed and released, the working efficiency is improved, and the problem of unstable base fixation leading to low cutting precision is solved.

[0026] 3. The first spring, the second spring, the second compression sheet and the third compression sheet are installed, the second compression sheet is automatically reset, the operation process of the compression structure is simplified, the use convenience of the equipment is improved, and the problem that the traditional compression device needs to be manually reset and the operation is complicated is solved.

[0027] 4. The application realizes the accurate movement of the cutting head in the horizontal direction by being provided with a driving motor, a horizontal rail and a vertical rail, can cut the outer wall side of the tool steel in any direction, improves the processing flexibility and precision, and solves the problems of the traditional equipment that cannot realize multi-directional side cutting and the limited processing range. BRIEF DESCRIPTION OF DRAWINGS

[0028] Figure 1 is a schematic view of the three-dimensional structure of the application;

[0029] Figure 2 is a schematic view of the cutting head structure of the application;

[0030] Figure 3 is a schematic view of the base structure of the application;

[0031] Figure 4 is a schematic view of the pressing piece structure of the application;

[0032] Figure 5 is a schematic view of the large work plate structure of the application;

[0033] Figure 6 is a schematic view of the front structure of the application;

[0034] Figure 7 is a partial schematic view of the piston of the application;

[0035] Figure 8 is a partial schematic view of the track of the application.

[0036] In the figure: 1, base; 2, first fixed rod; 3, second fixed rod; 4, round channel; 5, first assembly port; 6, second assembly port; 7, third assembly port; 8, cutting head; 9, gas source pipe; 10, first fixed plate; 11, second fixed plate; 12, first servo motor; 13, rotating shaft; 14, large workbench; 15, track; 16, small workbench; 17, driving shaft; 18, driven shaft; 19, first pulley; 20, second pulley; 21, second servo motor; 22, screw rod; 23, telescopic rod; 24, first pressing piece; 25, second pressing piece; 26, third pressing piece; 27, piston; 28, first long rod; 29, second long rod; 30, first thread; 31, second thread; 32, first spring; 33, second spring; 34, nut; 35, left outer disc; 36, right outer disc; 37, outer track; 38, first support rod; 39, first driving motor; 40, first connecting shaft; 41, first wheel; 42, second support rod; 43, second driving motor; 44, second connecting shaft; 45, second wheel; 46, third support rod; 47, third wheel; 48, fourth support rod; 49, fourth wheel; 50, first horizontal track; 51, second horizontal track; 52, first vertical track; 53, second vertical track; 54, inner track. DETAILED DESCRIPTION

[0037] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0038] In the description of the present application, 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 the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first" and "second" are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0039] In the description of the present application, it should be noted that unless otherwise expressly specified and limited, the terms "mounting", "provided with", "connected" and the like should be interpreted broadly, for example, "connected" can be fixed connection, can also be detachable connection, or integral connection; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through intermediate medium, can be internal communication of two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0040] Please refer to Figure 1 、 Figure 4 、 Figure 6 And Figure 7 , the present application provides an embodiment: a tool steel plasma cutting device, the base 1 side wall is provided with the third assembly opening 7, the third assembly opening 7 inner wall and telescopic rod 23 outer wall are embedded, the telescopic rod 23 top end is provided with the piston 27, the telescopic rod 23 bottom end is provided with the opening, the opening is through the telescopic rod 23 inside, the telescopic rod 23 inner wall is provided with the thread groove, the thread groove is engaged with the screw rod 22, the screw rod 22 other end is connected in the second servo motor 21 outer wall side, the telescopic rod 23 outer wall is provided with the first pressing sheet 24, the first pressing sheet 24 both ends are provided with the screw hole, the both ends screw hole is connected with the first long rod 28 and the second long rod 29, the first long rod 28 is embedded with the first screw hole of the first pressing sheet 24 one end through the outer wall provided with the first screw 30, the second long rod 29 is embedded with the first pressing sheet 24 other end screw hole through the outer wall provided with the second screw 31, the first long rod 28 and the second long rod 29 are provided with four nuts 34 and tightly fixed the first pressing sheet 24;

[0041] The telescopic rod 23 passes through the first pressing sheet 24 to the first pressing sheet 24 and the second pressing sheet 25, the piston 27 is opposite the second pressing sheet 25 outer wall, the second pressing sheet 25 both ends are provided with the screw hole, the second pressing sheet 25 is connected with the first long rod 28 and the second long rod 29 through the screw hole, the first long rod 28 is provided with a nut 34 and the second pressing sheet 25 is fixed in front of the piston 27, the second long rod 29 is provided with a nut 34 and the second pressing sheet 25 is fixed in front of the piston 27, the two nuts 34 are all arranged at the rear end of the second pressing sheet 25, the rear end is close to one end of the second servo motor 21, the first long rod 28 and the second long rod 29 outer wall of the front end of the second pressing sheet 25 are respectively provided with the first spring 32 and the second spring 33, one end of the first spring 32 and the second spring 33 is arranged on the outer wall of the front end of the second pressing sheet 25, the other end is arranged on the outer wall of the rear end of the third pressing sheet 26, the first long rod 28 and the second long rod 29 are connected with the nut 34 through the screw hole at both ends of the third pressing sheet 26.

[0042] Further, the staff is connected with the first servo motor 12, the second servo motor 21, the first drive motor 39 and the second drive motor 43 through the Bluetooth communication protocol in the operation platform, and the cutting equipment is tested before work; the staff sends the instruction to the second servo motor 21 through the operation platform, the second servo motor 21 starts after receiving the instruction, the second servo motor 21 drives the screw rod 22 to rotate, the screw rod 22 is engaged with the inner wall thread groove of the telescopic rod 23, the rotation of the screw rod 22 drives the telescopic rod 23 to move outward, the outward moving direction is away from the second servo motor 21 direction, the telescopic rod 23 moves outward and drives the piston 27 to move outward, the piston 27 gradually moves from the initial position to the outer wall of the rear end of the second pressing sheet 25, the initial position of the piston 27 is the position between the first pressing sheet 24 and the second pressing sheet 25, the piston 27 moves outward and pushes the second pressing sheet 25 outward, the second pressing sheet 25 moves outward along the first long rod 28 and the second long rod 29, the second pressing sheet 25 moves outward and gradually compresses the first spring 32 and the second spring 33;

[0043] When the second pressing sheet 25 contacts the left outer disc 35, the first spring 32 and the second spring 33 are no longer compressed, the second pressing sheet 25 and the third pressing sheet 26 tightly press the two sides of the left outer disc 35, and the base 1 is tightly fixed, at this time, the staff starts the cutting head 8, the cutting head 8 inhales the plasma gas through the gas source pipe 9, the plasma gas is ionized to form a high-temperature plasma beam under the action of the electric arc, and when the staff observes the plasma beam of the cutting head 8, it indicates that the equipment is normal.

[0044] Please refer to Figure 1 、 Figure 4 and Figure 7 , one embodiment provided by the application: a tool steel plasma cutting device, the telescopic rod 23 penetrates the first pressing sheet 24 to the first pressing sheet 24 and the second pressing sheet 25, the piston 27 is opposite to the outer wall of the second pressing sheet 25, the second pressing sheet 25 is provided with screw holes at both ends, the second pressing sheet 25 is connected with the first long rod 28 and the second long rod 29 through the screw holes, the first long rod 28 is provided with a nut 34 to fix the second pressing sheet 25 in front of the piston 27, the second long rod 29 is provided with a nut 34 to fix the second pressing sheet 25 in front of the piston 27, the two nuts 34 are arranged at the rear end of the second pressing sheet 25, the rear end is close to the second servo motor 21, the first long rod 28 and the second long rod 29 are respectively provided with the first spring 32 and the second spring 33 on the outer wall of the front end of the second pressing sheet 25, one end of the first spring 32 and the second spring 33 is arranged on the outer wall of the front end of the second pressing sheet 25, and the other end is arranged on the outer wall of the rear end of the third pressing sheet 26, the third pressing sheet 26 is connected with the nut 34 through the first long rod 28 and the second long rod 29 out of the screw holes at both ends.

[0045] Further, when the device detects the completion, the tool steel is transported to the cutting head 8 directly below, the tool steel is clamped at both ends by the clamp, the operator starts the ring cutting through the operation table, the operation table sends the command to the first servo motor 12 and the second servo motor 21 through the Bluetooth communication protocol, the second servo motor 21 receives the command, drives the screw rod 22 to rotate reversely, the screw rod 22 reversely rotates to drive the telescopic rod 23 to move inward, the telescopic rod 23 moves inward to drive the piston 27 to move inward, the piston 27 moves inward to gradually move away from the outer wall surface of the second pressing sheet 25, after the pressure at the rear end of the second pressing sheet 25 is reduced, the pressure applied to the second pressing sheet 25 by the first spring 32 and the second spring 33 pushes the second pressing sheet 25 inward, after the second pressing sheet 25 moves inward, the pressure on the outer wall of the left outer disc 35 is released, the second pressing sheet 25 and the third pressing sheet 26 no longer form the pressing force on the left outer disc 35.

[0046] Please refer to Figure 1 、 Figure 2 、 Figure 3 And Figure 5 , the application provides an embodiment: a tool steel plasma cutting device, the side wall of the base 1 is provided with a first assembly opening 5 and a second assembly opening 6, the first assembly opening 5 and the second assembly opening 6 are connected with a double-shaft driving assembly, the inner wall of the first assembly opening 5 is embedded with the outer wall of the driving shaft 17, one end of the driving shaft 17 is connected with the first pulley 19, the other end penetrates through the inner wall of the large work disc 14 and is connected with the rotating shaft 13, the rotating shaft 13 is arranged on the outer wall side of the first servo motor 12, the outer wall of the large work disc 14 is provided with the track 15, the large work disc 14 is connected with the small work disc 16 through the track 15, the inner wall of the small work disc 16 is embedded with the outer wall of the driven shaft 18, the other end of the driven shaft 18 is connected with the second pulley 20, the first pulley 19 is placed on the inner track 54, and the second pulley 20 is placed on the outer track 37.

[0047] The side wall of the base 1 is provided with a first assembly opening 5, a second assembly opening 6 and a third assembly opening 7, the outer wall top end of the base 1 is provided with a first fixed rod 2 and a second fixed rod 3, the outer wall top end of the first fixed rod 2 is installed with the first servo motor 12, the outer wall top end of the second fixed rod 3 is installed with the second servo motor 21, and the bottom of the base 1 is provided with a circular channel 4.

[0048] Further, when the second pressing piece 25 and the third pressing piece 26 no longer form the pressing force on the left outer disc 35, the first servo motor 12 is started, and after the first servo motor 12 is started, the rotation of the rotating shaft 13 is driven, the rotating shaft 13 is connected with the driving shaft 17, the rotation of the rotating shaft 13 drives the rotation of the driving shaft 17, the rotation of the driving shaft 17 drives the rotation of the first pulley 19, and the rotation of the driving shaft 17 also drives the rotation of the large work disc 14 on the outer wall, the large work disc 14 is connected with the small work disc 16 through the track 15, the rotation of the large work disc 14 drives the rotation of the small work disc 16, the rotation of the small work disc 16 drives the rotation of the driven shaft 18, and the rotation of the driven shaft 18 drives the rotation of the second pulley 20, at this time, the rotation of the first pulley 19 and the second pulley 20 drives the base 1 to move on the outer track 37 and the inner track 54, the inner diameter of the large work disc 14 is larger than that of the small work disc 16, so that the distance that the second pulley 20 slides along the outer track 37 is larger than the distance that the first pulley 19 moves along the inner track 54, and because the diameter of the outer track 37 is larger than that of the inner track 54, the movement deviation is offset, so that the first pulley 19 and the second pulley 20 are always on the same axis, the axis passes through the center of the inner track 54, so that the cutting head 8 on the base 1 always faces the center to cut, at this time, the cutting head 8 rotates around the tool steel at a linear speed of 500 mm / min under the driving of the first servo motor 12.

[0049] Please refer to Figure 1 、 Figure 4 、 Figure 6 And Figure 8 , the application provides an embodiment: a tool steel plasma cutting device, the outer wall side of the right outer disc 36 is provided with a first supporting rod 38 and a second supporting rod 42, the other end of the first supporting rod 38 is connected to the outer wall side of the first driving motor 39, the other side of the outer wall of the first driving motor 39 is provided with a first connecting shaft 40, the other end of the first connecting shaft 40 is connected with a first wheel 41, the first wheel 41 is placed in a first horizontal rail 50, the second supporting rod 42 is connected to the outer wall side of the second driving motor 43, the other side of the outer wall of the second driving motor 43 is provided with a second connecting shaft 44, the second connecting shaft 44 is connected with a second wheel 45, and the second wheel 45 is arranged in a second horizontal rail 51.

[0050] The outer wall bottom end of the right outer disc 36 is provided with a third supporting rod 46, the other end of the third supporting rod 46 is connected with a third wheel 47, the third wheel 47 is arranged in a first vertical rail 52, the outer wall top end of the right outer disc 36 is provided with a fourth supporting rod 48, the other end of the fourth supporting rod 48 is connected with a fourth wheel 49, and the fourth wheel 49 is arranged in a second vertical rail 53.

[0051] Further, after the tool steel is cut, the outer wall side of the tool steel is cut and processed, the operator sends an instruction on the operation table, the first servo motor 12 stops rotating, the second servo motor 21 starts to drive the screw rod 22 to rotate, the screw rod 22 drives the telescopic rod 23 to move axially outward, the second pressing sheet 25 is pushed outward by the piston 27, the second pressing sheet 25 tightly fixes the base 1 on the left outer disc 35, at this time, the first drive motor 39 and the second drive motor 43 start to rotate after receiving the instruction, the first drive motor 39 drives the first connecting shaft 40 to rotate, the first connecting shaft 40 is connected with the first wheel 41, the rotation of the first connecting shaft 40 drives the first wheel 41 to move along the first horizontal rail 50, the second drive motor 43 drives the second connecting shaft 44 to rotate, the rotation of the second connecting shaft 44 drives the second wheel 45 to move along the second horizontal rail 51, the movement of the first wheel 41 and the second wheel 45 drives the inner rail 54, the outer rail 37 and the base 1 to move;

[0052] At the same time, when the right outer disc 36 moves, the right outer disc 36 drives the third wheel 47 to move along the first vertical rail 52 through the third supporting rod 46, the right outer disc 36 drives the fourth wheel 49 to move along the second vertical rail 53 through the fourth supporting rod 48, at this time, the base 1 is fixed on the left outer disc 35, and the cutting head 8 cuts the tool steel from the side along the direction of the first horizontal rail 50.

[0053] Please refer to Figure 1 、 Figure 6 、 Figure 7 and Figure 8 , the application provides an embodiment: a tool steel plasma cutting device, the sidewall of the base 1 is provided with a first assembly opening 5, a second assembly opening 6 and a third assembly opening 7, the outer wall top end of the base 1 is provided with a first fixed rod 2 and a second fixed rod 3, the outer wall top end of the first fixed rod 2 is provided with a first servo motor 12, and the outer wall top end of the second fixed rod 3 is provided with a second servo motor 21;

[0054] The bottom of the base 1 is provided with a circular channel 4, the inner wall of the circular channel 4 is embedded with the outer wall side of the cutting head 8, the outer wall top end of the cutting head 8 is connected with an air source pipe 9, the outer wall side of the cutting head 8 is provided with a first fixed plate 10 and a second fixed plate 11, the first fixed plate 10 and the second fixed plate 11 are the same in structure, the sidewall of the first fixed plate 10 is provided with four screw holes, four bolts pass through the screw holes to fix the first fixed plate 10 on the outer wall side of the cutting head 8, the bottom of the first fixed plate 10 is provided with four screw holes, and four bolts are connected on the outer wall of the base 1 by passing through the screw holes in the bottom, so that the cutting head 8 is fixed on the base 1.

[0055] Further, after the cutting head 8 is side cut, the cutting head 8 is side specified cut, the staff sends instructions through the operation table, the second servo motor 21 receives the instructions and reverses rotation, drives the screw rod 22 to reverse rotation, the screw rod 22 reverse rotation drives the telescopic rod 23 to move axially inward, the telescopic rod 23 moves inward drives the piston 27 to move inward, the second pressing sheet 25 releases the pressing force on the outer wall side of the left outer disc 35, and the first servo motor 12, the first drive motor 39 and the second drive motor 43 receive instructions and start to start;

[0056] The first servo motor 12 drives the first pulley 19 and the second pulley 20 to move along the inner track 54 and the outer track 37, drives the cutting head 8 to rotate, the first drive motor 39 and the second drive motor 43 start to drive the first wheel 41 and the second wheel 45 to move along the first horizontal track 50 and the second horizontal track 51, so as to drive the cutting head 8 on the base 1 to move horizontally along the tool steel, at this time the cutting head 8 can cut any direction of the side of the tool steel, without relying on the fixed placement angle of the tool steel, directly cutting any position of the outer wall side of the tool steel, avoiding the tedious process of adjusting the workpiece posture many times in traditional cutting, reducing the time cost of workpiece clamping and positioning, significantly shortening the processing cycle and improving the overall production rhythm.

[0057] Working principle: first, the staff tests the equipment before cutting, starts the second servo motor 21 to drive the screw rod 22 to rotate, the screw rod 22 rotates to drive the telescopic rod 23 to move axially outward, the second pressing sheet 25 is pushed outward by the piston 27, the second pressing sheet 25 moves outward to tightly fix the base 1 on the left outer disc 35;

[0058] After the test is completed, the tool steel is ring cut, the staff sends instructions to the first servo motor 12 and the second servo motor 21 through the operation table, the second servo motor 21 receives the instructions and reverses rotation to release the pressing force of the second pressing sheet 25 and the third pressing sheet 26 on the left outer disc 35, the first servo motor 12 starts to rotate through the double shaft drive assembly, drives the cutting head 8 to move along the inner track 54 and the outer track 37, drives the cutting head 8 to ring cut the tool steel;

[0059] Then the tool steel is side cut, the second servo motor 21 starts to make the second pressing sheet 25 and the third pressing sheet 26 apply pressing force to the left outer disc 35, tightly fix the base 1 on the left outer disc 35, the base 1 is provided with the cutting head 8, then the first drive motor 39 and the second drive motor 43 are started, drive the cutting head 8 to move along the first horizontal track 50 direction, cut the side of the tool steel;

[0060] Finally, the tool steel outer wall side is cut at a specified orientation, the second servo motor 21 is started in reverse rotation to release the pressing force of the second pressing sheet 25 and the third pressing sheet 26 on the left outer disc 35, the double-shaft driving assembly, the first driving motor 39 and the second driving motor 43 are started, the double-shaft driving assembly drives the cutting head 8 to rotate circularly, and the first driving motor 39 and the second driving motor 43 drive the cutting head 8 to move horizontally, so that the cutting head 8 can cut at any orientation on the tool steel outer wall side.

[0061] It will be obvious to a person skilled in the art that, without departing from the scope of the present application, the application can be implemented in other specific forms. Thus, the embodiments described above are to be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the description above, and therefore all changes which come within the meaning and range of equivalency of the claims are to be embraced therein. Any reference signs in the claims should not be construed as limiting the claims concerned.

Claims

1. A tool steel plasma cutting device comprising a base (1) and a dual-axis drive assembly, characterized in that: The side wall of the base (1) is provided with a first assembly opening (5) and a second assembly opening (6), and a dual-axis drive assembly is connected to the first assembly opening (5) and the second assembly opening (6); The dual-axis drive assembly includes: a first servo motor (12), a large working plate (14), a crawler belt (15), a driving shaft (17) and a first pulley (19); The inner wall of the first assembly opening (5) is engaged with the outer wall of the driving shaft (17), one end of the driving shaft (17) is connected to a first pulley (19), and the other end passes through the inner wall of the large work plate (14) and is connected to the rotating shaft (13), the rotating shaft (13) is arranged on the side of the outer wall of the first servo motor (12), the outer wall of the large work plate (14) is provided with a crawler (15), the large work plate (14) is connected to the small work plate (16) through the crawler (15), the inner wall of the small work plate (16) is engaged with the outer wall of the driven shaft (18), the other end of the driven shaft (18) is connected to a second pulley (20), the first pulley (19) is placed on the inner track (54), and the second pulley (20) is placed on the outer track (37).

2. A tool steel plasma cutting device according to claim 1, characterized in that: The side wall of the base (1) is provided with a third assembly opening (7), the inner wall of the third assembly opening (7) is engaged with the outer wall of the telescopic rod (23), the top of the telescopic rod (23) is provided with a piston (27), the bottom of the telescopic rod (23) is provided with an opening, the opening is connected to the inside of the telescopic rod (23), the inner wall of the telescopic rod (23) is provided with a thread groove, the thread groove is engaged with the screw (22), the other end of the screw (22) is connected to the side of the outer wall of the second servo motor (21), and the outer wall of the telescopic rod (23) is provided with a first pressing piece (24) The first pressing piece (24) is provided with screw holes at both ends, and the first long rod (28) and the second long rod (29) are connected to the screw holes at both ends. The first long rod (28) is engaged with the screw hole at one end of the first pressing piece (24) through the first thread (30) provided on the outer wall, and the second long rod (29) is engaged with the screw hole at the other end of the first pressing piece (24) through the second thread (31) provided on the outer wall. Four nuts (34) are provided on the first long rod (28) and the second long rod (29) to tightly fix the first pressing piece (24).

3. The tool steel plasma cutting device according to claim 2, characterized in that: The telescopic rod (23) passes through the first compression piece (24) and comes between the first compression piece (24) and the second compression piece (25). The piston (27) faces the outer wall of the second compression piece (25). Screw holes are provided at both ends of the second compression piece (25). The second compression piece (25) is connected to the first long rod (28) and the second long rod (29) through the screw holes. A nut (34) is provided on the first long rod (28) to fix the second compression piece (25) in front of the piston (27). A nut (34) is provided on the second long rod (29) to fix the second compression piece (25) in front of the piston (27). , two nuts (34) are arranged at the rear end of the second pressing piece (25), the rear end being one end close to the second servo motor (21), and the first spring (32) and the second spring (33) are respectively arranged on the outer walls of the first long rod (28) and the second long rod (29) at the front end of the second pressing piece (25), one end of the first spring (32) and the second spring (33) are arranged on the outer wall of the front end of the second pressing piece (25), and the other end is arranged on the outer wall of the rear end of the third pressing piece (26), and the first long rod (28) and the second long rod (29) at both ends of the third pressing piece (26) are connected to the nut (34) through the screw hole.

4. The tool steel plasma cutting device according to claim 1, characterized in that: The side wall of the base (1) is provided with a first assembly opening (5), a second assembly opening (6) and a third assembly opening (7); the top of the outer wall of the base (1) is provided with a first fixing rod (2) and a second fixing rod (3); the top of the outer wall of the first fixing rod (2) is installed with a first servo motor (12); the top of the outer wall of the second fixing rod (3) is installed with a second servo motor (21); and the bottom of the base (1) is provided with a circular channel (4).

5. The tool steel plasma cutting device according to claim 4, characterized in that: The inner wall of the circular channel (4) is engaged with the side surface of the outer wall of the cutting head (8), the top end of the outer wall of the cutting head (8) is connected to the air source pipe (9), and the side surface of the outer wall of the cutting head (8) is provided with a first fixing plate (10) and a second fixing plate (11), the first fixing plate (10) and the second fixing plate (11) have the same structure, the side wall of the first fixing plate (10) is provided with four screw holes, and the four bolts pass through the screw holes to fix the first fixing plate (10) to the side surface of the outer wall of the cutting head (8), and the bottom of the first fixing plate (10) is provided with four screw holes, and the four bolts pass through the screw holes at the bottom to be connected to the outer wall of the base (1), thereby fixing the cutting head (8) on the base (1).

6. The tool steel plasma cutting device according to claim 1, characterized in that: The first pulley (19) and the second pulley (20) are arranged on the outer walls of the inner track (54) and the outer track (37), and a left outer disc (35) and a right outer disc (36) are arranged on both sides of the inner track (54) and the outer track (37). The second pressing piece (25) is arranged on the outside of the left outer disc (35), and the third pressing piece (26) is arranged on the inside of the left outer disc (35).

7. The tool steel plasma cutting device according to claim 6, characterized in that: A first support rod (38) and a second support rod (42) are provided on the outer wall side of the right outer disc (36), the other end of the first support rod (38) is connected to the outer wall side of the first drive motor (39), a first connecting shaft (40) is provided on the other side of the outer wall of the first drive motor (39), the other end of the first connecting shaft (40) is connected to the first wheel (41), the first wheel (41) is placed in the first horizontal track (50), the second support rod (42) is connected to the outer wall side of the second drive motor (43), the other side of the outer wall of the second drive motor (43) is provided with a second connecting shaft (44), the second connecting shaft (44) is connected to the second wheel (45), and the second wheel (45) is arranged in the second horizontal track (51).

8. The tool steel plasma cutting device according to claim 6, characterized in that: A third support rod (46) is provided at the bottom end of the outer wall of the right outer disc (36), the other end of the third support rod (46) is connected to a third wheel (47), and the third wheel (47) is arranged in the first vertical track (52). A fourth support rod (48) is provided at the top end of the outer wall of the right outer disc (36), the other end of the fourth support rod (48) is connected to a fourth wheel (49), and the fourth wheel (49) is arranged in the second vertical track (53).

9. The tool steel plasma cutting device according to claim 1, characterized in that: The first servo motor (12) is internally provided with a Bluetooth communication protocol. The first servo motor (12) and the second servo motor (21) have the same structure. The first drive motor (39) and the second drive motor (43) are also internally provided with a Bluetooth communication protocol. The first servo motor (12), the second servo motor (21), the first drive motor (39) and the second drive motor (43) are connected to an external operating console via the built-in Bluetooth communication protocol.

10. A method for using a tool steel plasma cutting device, adapted for the tool steel plasma cutting device according to any one of claims 1 to 9, characterized in that: The method of use comprises the following steps: S1. The staff performs a pre-cutting test on the equipment, starts the second servo motor (21) to drive the screw (22) to rotate, and the rotation of the screw (22) drives the telescopic rod (23) to move axially outward, and pushes the second pressing plate (25) to move outward through the piston (27). The second pressing plate (25) moves outward to firmly fix the base (1) on the left outer disk (35); S2. After the test is completed, the tool steel is circularly cut. The staff sends a command to the first servo motor (12) and the second servo motor (21) through the operating table. After receiving the command, the second servo motor (21) rotates in the opposite direction to release the pressing force of the second pressing plate (25) and the third pressing plate (26) on the left outer disk (35). The first servo motor (12) starts to rotate through the dual-axis drive assembly, driving the cutting head (8) to move along the inner track (54) and the outer track (37), driving the cutting head (8) to circularly cut the tool steel. S3, then the side of the tool steel is cut, the second servo motor (21) is started to make the second pressing plate (25) and the third pressing plate (26) apply a pressing force to the left outer disk (35), the base (1) is tightly fixed on the left outer disk (35), the base (1) is equipped with a cutting head (8), and then the first drive motor (39) and the second drive motor (43) are started to drive the cutting head (8) to move along the direction of the first horizontal track (50), and the side of the tool steel is cut; S4. Finally, the outer wall side of the tool steel is cut at a designated position, the second servo motor (21) is started to rotate in the opposite direction so that the second pressing plate (25) and the third pressing plate (26) release the pressing force on the left outer disk (35), the dual-axis drive assembly, the first drive motor (39) and the second drive motor (43) are started, the dual-axis drive assembly drives the cutting head (8) to rotate in a circular manner, and the first drive motor (39) and the second drive motor (43) drive the cutting head (8) to move horizontally, so that the cutting head (8) can cut at any position on the outer wall side of the tool steel.

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