CN202291792U

CN202291792U - Numeric control groove cutting machine

Info

Publication number: CN202291792U
Application number: CN2011203799639U
Authority: CN
Inventors: 贾红兵
Original assignee: WUHAN YIWAN BOGE TECHNOLOGY Co Ltd
Current assignee: WUHAN YIWAN BOGE TECHNOLOGY Co Ltd
Priority date: 2011-10-09
Filing date: 2011-10-09
Publication date: 2012-07-04
Anticipated expiration: 2021-10-09

Abstract

The utility model discloses a numeric control groove cutting machine, which comprises a numeric control system, an X-Y-Z mechanical system, an electric control cabinet and a rotary cutting head, wherein the X-Y-Z mechanical system is a gantry type three-dimensional motion system; the rotary cutting head is arranged on a cross beam of the X-Y-Z mechanical system; a shaft A and a shaft B of the rotary cutting head are linked, so that a groove angle is formed between the shaft A and a cutting gun; and the cutting gun processes a groove on a steel plate through five-axis motion controlled by the numeric control system. The numeric control groove cutting machine is characterized in that: a sliding rail is arranged at the lower end of a cantilever of the rotary cutting head; the shaft B is connected with the cantilever through the sliding rail; the lower end of the shaft B is connected with a tray; and the tray slides above a cut plate material. The problem of control over a height between the cutting gun and the plate material is solved, and an error of the cut groove, which is caused during plasma cutting, is avoided.

Description

The numerical control groove cutting machine

Technical field

The utility model relates to plasma steel Numerical control cutting equipment, especially a kind of numerical control groove cutting machine that is used for steel plate is carried out various curved surface groove cuttings.

Background technology

At present, China most of steel cutting enterprise generally all is to adopt numerical control cutting machine to cut down part earlier in carrying out the divided edge of steel plate cutting; Re-use edge planer, groove cutting machine device people, dolly cutting machine or manual grinding mode,, just can machine bevel for welding through secondary even three processing; Its groove welding surplus need be put very greatly; Not only manufacturing procedure is complicated, and labour intensity is big, and the steel waste is serious.

, high efficiency in enormous quantities, high-quality cutting production needs for satisfying; Technical need to numerical control groove cutting machine equipment increases rapidly; The numerical control groove cutting machine is highly difficult complex art in international welding circle, and it can be widely used in space flight, shipbuilding, metallurgy, mechanical processing industry, and major function is that the steel plate that needs are done welding is carried out various curved surface grooves cuttings; Do not need secondary operations, the sheet material that has cut can directly be used for welding.

Find in the practice that still there is certain defective in existing numerical control groove cutting machine equipment: the one, in plasma cutting process, the groove cutting accuracy is not high, and bevel angle is wayward in the cutting process, and error is big; The 2nd, because the maximum capacity of plasma when groove cuts is below 40 millimeters; Cutting machine is when carrying out the groove cutting to thickness greater than the steel plate more than 40 millimeters; Must adopt the flame burning torch to cut; And the problem that the flame burning torch exists the height between burning torch and the sheet material how to follow the tracks of accurate control in the groove cutting is still unresolved at present.

Summary of the invention

The purpose of the utility model is for solving the deficiency that prior art exists, particularly to the height control problem between cutting gun of cutter and the sheet material, proposing a kind of numerical control groove cutting machine.

The technical scheme that the utility model adopts is: the numerical control groove cutting machine, comprise digital control system, X-Y-Z mechanical system, electrical control cabinet and revolution cutting head, and the X-Y-Z mechanical system is the three-dimensional motion system of a planer-type; Comprise workbench, X axle, Y axle and Z axle; X axle, Y axle and Z axle are three linear axis, and the revolution cutting head is installed on the crossbeam of X-Y-Z mechanical system, and the revolution cutting head comprises A axle, fixed mount, B axle, cantilever, burning torch, connecting plate and three-dimensional anticollision automatic reset device composition; The A axle is installed on the fixed mount; And link to each other with cantilever through drive unit, the lower end connection B axle of cantilever, burning torch is installed on the B axle through three-dimensional anticollision automatic reset device; The fixed mount below is provided with the preventing collision protection support; The lower end that it is characterized in that said cantilever is provided with slide rail, and the B axle is connected through slide rail with cantilever, and said B axle lower end is connected with pallet.

Be provided with universal wheel below the pallet of said B axle lower end.

The pallet of said B axle lower end is that the annular of hollow is perhaps semi-circular.

Compared with prior art; The beneficial effect and the characteristics of the utility model are: 1. through on the cantilever of revolution cutting head, having made substantial architecture advances; Being connected between cantilever and the B axle changed into accurate slide rail connected mode moving up and down, and the end with B rays close cuts sheet material is provided with removable pallet again, and burning torch is fixed on the three-dimensional anticollision automatic reset device that is connected with the B axle; Because pallet is pressed on the sheet material when work always; The height of sheet material changes also lets pallet along with carrying out synchronous conversion, thereby has guaranteed the accurate control of height between burning torch and the sheet material, has solved the accurate control problem of tracking of height between burning torch and the sheet material effectively.2. because pallet has solved the height control problem between burning torch and the sheet material, only need the B axle is rotated to an angle, just can solve the bevel cut error problem that produces in the present plasma cutting process, make the plasma cutting realize the cutting of zero error groove.3. the numerical control groove cutting machine after improving; Solved present cutting welding profession to reaching the technical problem that does not break through as yet on the sheet material cutting technique below 10 millimeters more than 40 millimeters; The design of whole machine using modular construction; The external like product of volume and weight is light and handy, and cost performance is high, has good cut quality, cutting accuracy and cutting power.

Description of drawings

Fig. 1 is the overall structure front schematic view of the utility model embodiment;

Fig. 2 is the overall structure side schematic view of the utility model embodiment;

Fig. 3 is the revolution cutting head structural representation among the utility model embodiment.

Label is represented respectively among the figure: the 1-digital control system, and the 2-X-Y-Z mechanical system, the 3-electric control cabinet, the 4-workbench, 5-turns round cutting head, the three-dimensional anticollision automatic reset device of 6-; The 7-slide rail, 8-A axle, 9-Z axle, 10-X axle, 11-Y axle, 12-B axle; The 13-optoelectronic switch, 14-preventing collision protection support, 15-burning torch, 16-pallet, 17-universal wheel; 18 fixed mounts, 19-cantilever, 20-connecting plate, 21-motor, 22-sheet material.

The specific embodiment

Like Fig. 1, shown in Figure 2; The utility model numerical control groove cutting machine comprises that mainly digital control system 1, X-Y-Z mechanical system 2, electrical control cabinet 3 and revolution cutting head 5 etc. partly constitute; Wherein constitute electric system by digital control system 1, electric control cabinet 3 and plasma power supply etc., it provides electrical source of power, control and defencive function for mechanical system.X-Y-Z mechanical system 2 is three-dimensional motion system of a planer-type; It comprises workbench 4 and three linear axis such as X axle 10, Y axle 11, Z axle 9; Wherein X axle 10, Y axle 11 adopt gear & rack structure to realize rectilinear motion, and Z axle 9 is realized rectilinear motion for screw structure.

Revolution cutting head 5 is independently modules, and it is fixedly mounted on the crossbeam of X-Y-Z mechanical system 2.According to shown in Figure 3; Revolution cutting head 5 mainly comprises A axle 8, fixed mount 18, B axle 12, cantilever 19, burning torch 15, connecting plate 20 and three-dimensional anticollision automatic reset device 6 compositions; A axle 8 is installed on the fixed mount 18, and links to each other with cantilever 19 through drive unit, drives cantilever 19 and is rotated motion; The lower end of cantilever 19 connects B axle 12; Burning torch 15 is installed on the B axle 12 through three-dimensional anticollision automatic reset device 6, and the interlock of A axle 8 and B axle 12 makes burning torch realize bevel angle, realizes the groove processing of 15 pairs of sheet materials 22 of burning torch through the 5-axis movement of digital control system 1 control.

Fixed mount 18 belows are equipped with preventing collision protection support 14; The lower end of cantilever 19 is provided with slide rail 7; B axle 12 is connected through slide rail 7 with cantilever 19, and B axle 12 lower ends are connected with pallet 16, and pallet 16 is processed the annular or the semi-circular structure of the circle of hollow, square or other shape; Be equiped with universal wheel 17 below the pallet 16, and be pressed in through universal wheel 17 and be cut sliding and running on the sheet material 22.

Under the duty, burning torch 15 receives the duplicate protection of preventing collision protection support 14 and three-dimensional anticollision automatic reset device 6 in running.The pallet 16 of B axle 12 lower ends is pressed on the sheet material 22 through universal wheel 17 always and slides; Height variation along with sheet material 22; Pallet 16 drive B axles 12 move up and down along the accurate slide rail of cantilever 19, are carrying out conversion synchronously, thereby are guaranteeing the accurate control of height between burning torch 15 and the sheet material 22.The part angle is mainly leaned on 12 rotations of B axle and the 8 common generations of rotation (being referred to as the match angle) of A axle during work.Because pallet 16 has solved the height control problem between burning torch 15 and the sheet material 22; Only need B axle 12 is rotated to an angle; Revise the angular error of B axle 12 rotations in the cutting process again through 8 rotations of A axle; Just can solve the bevel cut error problem that produces in the present plasma cutting process, make the plasma cutting realize the cutting of zero error groove.

Claims

1. a numerical control groove cutting machine comprises digital control system, X-Y-Z mechanical system, electrical control cabinet and revolution cutting head, and the X-Y-Z mechanical system is the three-dimensional motion system of a planer-type; Comprise workbench, X axle, Y axle and Z axle, X axle, Y axle and Z axle are three linear axis, and the revolution cutting head is installed on the crossbeam of X-Y-Z mechanical system; The revolution cutting head comprises A axle, fixed mount, B axle, cantilever, burning torch, connecting plate and three-dimensional anticollision automatic reset device composition, and the A axle is installed on the fixed mount, and links to each other with cantilever through drive unit; The lower end of cantilever connects the B axle; Burning torch is installed on the B axle through three-dimensional anticollision automatic reset device, and the fixed mount below is provided with the preventing collision protection support, it is characterized in that the lower end of said cantilever is provided with slide rail; The B axle is connected through slide rail with cantilever, and said B axle lower end is connected with pallet.

2. numerical control groove cutting machine according to claim 1 is characterized in that being provided with universal wheel below the pallet of said B axle lower end.

3. numerical control groove cutting machine according to claim 1 and 2, the pallet that it is characterized in that said B axle lower end are that the annular of hollow is perhaps semi-circular.