CN201848641U - Rotator intersection line cutting welding device - Google Patents
Rotator intersection line cutting welding device Download PDFInfo
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- CN201848641U CN201848641U CN2010201958481U CN201020195848U CN201848641U CN 201848641 U CN201848641 U CN 201848641U CN 2010201958481 U CN2010201958481 U CN 2010201958481U CN 201020195848 U CN201020195848 U CN 201020195848U CN 201848641 U CN201848641 U CN 201848641U
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- revolving body
- stepper motor
- cutting
- bull gear
- nut
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Abstract
The utility model discloses a rotator intersection line cutting welding device, which relates to the field of rotator cutting welding equipment manufacturing and comprises a vertical positioning system, an axial moving system, a cutting system and a control system. The vertical positioning system comprises a stepping motor B (8), a lead screw (9), a nut (7), a moving pair (4) and a gear carrier (3). The cutting system consists of a stepping motor A (6), a pinion (5), a large gear ring (2), a cutting executing head clamp (11), a plasma cutting machine nozzle (1) and a roller (10). The axial moving system consists of a stepping motor C (15), a lead screw (14), a nut (13), a rotator positioning platform (12) and a moving pair (16). The rotator intersection line cutting welding device is simple and convenient in operation, high in processing precision and low in manufacturing cost.
Description
Technical field
The utility model patent relates to revolving body cutting welding equipment and makes field, particularly revolving body intersection line cutting and welding device field.
Background technology
The form that revolving body passes through mutually is widely used in a lot of fields, and particularly industries such as power plant, petrochemical industry, shipbuilding, pressure vessel have reached mass especially, therefore improves working (machining) efficiency and quality has been placed in very important position in these industries.
Some colleges and universities and R﹠D institution have begun this problem is studied, have in addition designed model or entity lathe.The motion assignment mode of pipe communicated wire robot has two kinds at present.First kind is that pipeline is static, and cutting torch is finished simultaneously around pipe surface and rotated and move axially along revolving body.Intersecting line welding robot of riding as BJ University of Aeronautics ﹠ Astronautics's design.It is static that the cylindrical shell that passes through mutually in the course of the work keeps, and robot is fixed on mutually by chuck and passes through on the cylindrical shell.Owing to should control posture of welding torch controlled motion track again, therefore need 5 frees degree, go out the space tracking of intersection by the cooperation campaign of these 5 frees degree.It is pretty good to ride an effect of intersecting line welding robot virtual emulation, but it not only controls very complicated, the costliness that cost is also suitable (" BJ University of Aeronautics ﹠ Astronautics's journal " 2008 the 8th phase 964-968 pages or leaves " riding intersecting line welding robot kinematics analysis and emulation ").Second kind is that pipeline rotates, and cutting torch moves along pipeline axial.Numerical control intersection-line cutting machine as the design of Wuhan navigator's numerical control Science and Technology Ltd., clamp the steel pipe rotation by chuck, on the length direction of steel pipe, are furnished with several mobile stools, hold the steel pipe of rotation, the travelling car that has cutting torch is along the parallel motion of steel pipe length direction, the motion of controller control cutting torch, the cutting intersection.But pipe has bending slightly, will adjust the position of carriage, could cut, and will note the adjustment of bracket locations during cutting at any time, and is bad if the position is adjusted to keep the level of pipe, can produce bigger cutting error.In addition, always have one section blind area and can not cut, to the lumber recovery of pipe considerable influence again near chuck Qu.And the clamping force of chuck makes pipe deforming than conference.Therefore its machining accuracy and automaticity are subjected to the influence of pipe deforming bigger, and lumber recovery is low, also can make pipe deforming in the process.More than these two kinds of forms can only the revolving body of cylinder class be cut, and can't carry out operation to complicated surfaces of revolution such as the taper seat and the parabola surfaces of revolution.
Summary of the invention
The problem that the utility model solves provides a kind of revolving body intersection line cutting and welding device of automation, and its working method is simple and reliable, reduces the control system difficulty when guaranteeing automation processing, and is with low cost.Can satisfy the demand of dissimilar revolving body intersection line cutting welding.
The technical solution of the utility model is:
Revolving body intersection line cutting and welding device comprises up and down navigation system, moves axially system, diced system, control system.
Navigation system comprises stepper motor B, leading screw, nut, moving sets and tooth rest up and down.Tooth rest is the pentagon framework; Be used for the revolving body location; Nut is fixedlyed connected with tooth rest; The tooth rest both sides link to each other with moving sets, and tooth rest can move at vertical direction by moving sets; Stepper motor moves by leading screw and nut driving gear wheel carrier vertical direction.
Diced system comprises stepper motor A, pinion, bull gear, cutting Executive Head anchor clamps, plasma cutting machine nozzle, roller.Bull gear is an annular, and the middle part of bull gear outer rim is provided with the gear teeth, and the gear teeth both sides of bull gear outer rim are provided with smooth step; Bull gear is fixed on the tooth rest by 120 ° of six uniform rollers on the circumference, and roller is close on the step in the bull gear outside; Pinion is the common standard gear, and its modulus equates with bull gear; Pinion is fixed on the tooth rest, pinion and bull gear engagement; Cutting Executive Head anchor clamps one end by Bolt Connection in the bull gear inboard; Plasma cutting machine nozzle in the clamping of cutting Executive Head anchor clamps; Motor connects with pinion, and the stepper motor driving pinion rotates in fixed axis bull gear, and promptly plasma cutting machine nozzle can be done circumferentially to rotate along the axle center of bull gear; A cutting Executive Head anchor clamps fixedly end of plasma cutting machine nozzle radially have elongated slot, and plasma cutting machine nozzle can radially be regulated to adapt to the revolving body of different tactical diameters.
The system of moving axially comprises stepper motor C, leading screw, nut, revolving body locating platform, moving sets.The revolving body locating platform is a rectangular platform; Revolving body locating platform both sides link to each other with moving sets, and the revolving body locating platform can move vertically by moving sets; Nut and revolving body locating platform are fixedly connected; Stepper motor C can drive the revolving body locating platform by leading screw and nut and move axially, and promptly allows the revolving body that is cut that is placed on the revolving body locating platform move vertically.
Move axially the axis parallel of bull gear in the axis of leading screw in the system and the diced system and on same vertical plane.
Control system comprises Single-chip Controlling card, three stepper motor drivers, power supply, three described stepper motor drivers of described Single-chip Controlling card connection, and three described stepper motor drivers connect stepper motor A, stepper motor B and stepper motor C respectively.Power supply provides required voltage for Single-chip Controlling card, stepper motor driver and stepper motor; The Single-chip Controlling stepper motor driver makes driver send certain pulse according to program setting and drives stepper motor.
The beneficial effects of the utility model are:
1, this revolving body intersection line cutting and welding device has adopted unique driving distribution principle, makes that designed apparatus control system is simple, the machining accuracy height, and cost of manufacture reduces greatly.
2, this revolving body intersection line cutting and welding device not only can be to the face of cylinder--and the intersection on the face of cylinder cuts welding, but also can cut welding to the intersection on the complicated surfaces of revolution such as taper seat-face of cylinder, the parabola surface of revolution-face of cylinder and the face of cylinder.
3, the mathematical modeling that is designed to complex space curves such as intersection of this revolving body intersection line cutting and welding device provides a kind of simple and direct method.
Description of drawings
Fig. 1 is up and down navigation system and diced system structural representation.
Fig. 2 is for moving axially the system architecture schematic diagram.
Fig. 3 is the utility model integral layout figure.
Fig. 4 is the structural representation of bull gear.
Fig. 5 is for being cut or welding taper seat and face of cylinder quadrature intersection workpiece schematic diagram.
Among the figure, 1, plasma cutting machine nozzle; 2, bull gear; 3, tooth rest; 4, moving sets; 5, pinion; 6, stepper motor A; 7, nut; 8, stepper motor B; 9, leading screw; 10, roller; 12, revolving body locating platform; 13, nut; 14, leading screw; 15, stepper motor C; 16, moving sets; 17, the gear teeth; 18, step.
The specific embodiment
Below in conjunction with accompanying drawing the technical solution of the utility model is compared detailed description:
Revolving body intersection line cutting and welding device mainly by navigation system up and down, move axially system, diced system, control system four parts and form.
Navigation system comprises stepper motor B8, leading screw 9, nut 7, moving sets 4 and tooth rest 3 up and down.Tooth rest 3 is the pentagon framework; Be used for the revolving body location; Nut 7 is fixedlyed connected with tooth rest 3; Tooth rest 3 both sides link to each other with moving sets 4, and tooth rest 3 can move at vertical direction by moving sets 4; Stepper motor B8 moves by leading screw 9 and nut 7 driving gear wheel carriers 3 vertical directions.During the location, revolving body axle center line is vertical with bull gear 2 axial lines, and is simultaneously also vertical with revolving body locating platform 12.After being placed in the revolving body of known form on the revolving body locating platform 12, input is cut the basic parameter of revolving body on man-machine interface, at this moment calculate the difference of passing through the height and the bull gear axle center height of cylinder axle center line with revolving body mutually by control system, thereby draw the needed umber of pulse of stepper motor B8 and turn to, stepper motor obtains the instruction back just can come the lifting of driving gear wheel carrier by leading screw 9 and nut 7, make bull gear the axle center with and revolving body to pass through the height of cylinder axle center line mutually coaxial, so just can finish and cut preceding positioning operation.
Diced system comprises stepper motor A6, pinion 5, bull gear 2, cutting Executive Head anchor clamps 11, plasma cutting machine nozzle 1, roller 10.Bull gear 2 is an annular, and the middle part of bull gear 2 outer rims is provided with the gear teeth 17, and the gear teeth both sides of bull gear 2 outer rims are provided with smooth step 18; Bull gear 2 is fixed on the tooth rest 3 by 120 ° of six uniform rollers on the circumference, and roller is close on the step in bull gear 2 outsides; Pinion 5 is the common standard gear, and its modulus equates with bull gear 2; Pinion 5 is fixed on the tooth rest 3, pinion 5 and bull gear 2 engagements; Cutting Executive Head anchor clamps 11 1 ends by Bolt Connection in bull gear 2 inboards; Plasma cutting machine nozzle 1 in 11 clampings of cutting Executive Head anchor clamps; Stepper motor A6 connects with pinion 10, and stepper motor A6 driving pinion 10 rotates in fixed axis bull gear 2, and promptly plasma cutting machine nozzle 1 can be done circumferentially to rotate along the axle center of bull gear 2; Cutting Executive Head anchor clamps 11 a fixedly end of plasma cutting machine nozzle 1 radially have elongated slot, and plasma cutting machine nozzle 1 can radially be regulated to adapt to the revolving body of different tactical diameters.Cutting Executive Head anchor clamps 11 are universal fixturing.
The system of moving axially comprises stepper motor C15, leading screw 14, nut 13, revolving body locating platform 12, moving sets 16.Revolving body locating platform 12 is a rectangular platform; Revolving body locating platform 12 both sides link to each other with moving sets 16, and revolving body locating platform 12 can move vertically by moving sets 16; Nut 13 is fixedly connected with revolving body locating platform 12; Stepper motor C15 can drive revolving body locating platform 12 by leading screw 14 and nut 13 and move axially, and promptly allows the revolving body that is cut or welds that is placed on the revolving body locating platform 12 move vertically.Move axially the axis parallel of bull gear 2 in the axis of leading screw 14 in the system and the diced system and on same vertical plane.
After positioning operation is finished, just begin to enter cutting operation, need two stepper motor work of control system control during cutting operation.The work Executive Head can rotate and move axially simultaneously by the driving of two stepper motors, so just can move out at revolving body surface and pass through curve mutually.
After positioning operation is finished, just begin to enter cutting operation, need two stepper motor work of control system control during cutting operation.The work Executive Head can rotate and move axially simultaneously by the driving of two stepper motors, so just can move out at revolving body surface and pass through curve mutually.
In conjunction with Fig. 5, further specify concrete enforcement cutting or welding taper seat and face of cylinder quadrature intersection workpiece, cutting preceding two revolution shape of welding job and required cutting welding position are known, the K point is cutting welding shower nozzle position, the angle that θ turns over for cutting plumb joint (1), be the angle that bull gear (2) is turned over, y is the axial amount of feeding.Now with discrete limited point uniformly, the angle θ of every bit position of turning to of intersection
i(i=0,1,2,3 ...), by θ
iCan calculate y
i(i=0,1,2,3 ...) value, and (θ
I+1-θ
i) be exactly the angle that will turn over to i+1 point bull gear (2) from i o'clock, (y
I+1-y
i) be from i o'clock to i+1 point rotator shaft to the required amount of feeding.Control the cutting weld job that motor (9) and the amount of spin in motor (19) per step just can accurately be finished intersection by control system like this.
Control system adopts embedded Control.Input is turned by switchback and is docked the radius of revolving body on man-machine interface, after finishing positioning operation, control system accesses corresponding data from database, move the pulse of sending respective amount to two stepper motors respectively according to program, the running status of two stepper motors of control, thus the track that makes cutting head move intersection is finished cutting operation.
Claims (5)
1. a revolving body intersection line cutting and welding device is characterized in that, comprises up and down navigation system, moves axially system, diced system, control system;
Described navigation system up and down comprises stepper motor B (8), leading screw (9), nut (7), moving sets (4) and tooth rest (3); Described tooth rest (3) is the pentagon framework; Described nut (7) is fixedlyed connected with tooth rest (3); Described tooth rest (3) both sides link to each other with described moving sets (4), and described tooth rest (3) moves at vertical direction by moving sets (4); Described stepper motor B (8) moves by leading screw (9) and nut (7) driving gear wheel carrier (3) vertical direction;
Described diced system comprises stepper motor A (6), pinion (5), bull gear (2), cutting Executive Head anchor clamps (11), plasma cutting machine nozzle (1), roller (10); Described bull gear (2) is an annular, and the middle part of bull gear (2) outer rim is provided with the gear teeth (17), and the gear teeth both sides of bull gear (2) outer rim are provided with smooth step (18); Bull gear (2) is fixed on the tooth rest (3) by six rollers, and six described rollers divide three pairs of 120 ° of evenly distributions on circumference, and described roller is close on the step in bull gear (2) outside; Pinion (5) is the common standard gear, and the modulus of described pinion (5) equates with the modulus of bull gear (2); Described pinion (5) is fixed on the tooth rest (3), described pinion (5) and bull gear (2) engagement; Described cutting Executive Head anchor clamps (11) one ends in bull gear (2) inboard, cut Executive Head anchor clamps (11) clamping plasma cutting machine nozzles (1) by Bolt Connection; Described stepper motor A (6) connects with pinion (10), and stepper motor A (6) driving pinion (10) rotates in fixed axis bull gear (2);
The described system that moves axially comprises stepper motor C (15), leading screw (14), nut (13), revolving body locating platform (12), moving sets (16); Described revolving body locating platform (12) is a rectangular platform, and revolving body locating platform (12) both sides link to each other with moving sets (16), and described revolving body locating platform (12) moves vertically by moving sets (16); Described nut (13) is fixedly connected with revolving body locating platform (12); Described stepper motor C (15) can drive revolving body locating platform (12) by leading screw (14) and nut (13) and move axially.
2. a kind of revolving body intersection line cutting and welding device according to claim 1 is characterized in that, the axis parallel of bull gear (2) and on same vertical plane in described axis that moves axially leading screw in the system (14) and the diced system.
3. root a kind of revolving body intersection line cutting and welding device according to claim 1 and 2, it is characterized in that, described cutting Executive Head anchor clamps (a 11) fixedly end of plasma cutting machine nozzle (1) radially have elongated slot, and plasma cutting machine nozzle (1) can radially be regulated to adapt to the revolving body of different tactical diameters.
4. a kind of revolving body intersection line cutting and welding device according to claim 1 and 2, it is characterized in that, described control system comprises Single-chip Controlling card, three stepper motor drivers, power supply, three described stepper motor drivers of described Single-chip Controlling card connection, three described stepper motor drivers connect stepper motor A (6), stepper motor B (8) and stepper motor C (15) respectively.
5. a kind of revolving body intersection line cutting and welding device according to claim 1 and 2 is characterized in that, described cutting Executive Head anchor clamps (11) are universal fixturing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201958481U CN201848641U (en) | 2010-05-18 | 2010-05-18 | Rotator intersection line cutting welding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201958481U CN201848641U (en) | 2010-05-18 | 2010-05-18 | Rotator intersection line cutting welding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201848641U true CN201848641U (en) | 2011-06-01 |
Family
ID=44091054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201958481U Expired - Fee Related CN201848641U (en) | 2010-05-18 | 2010-05-18 | Rotator intersection line cutting welding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201848641U (en) |
-
2010
- 2010-05-18 CN CN2010201958481U patent/CN201848641U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110601 Termination date: 20120518 |