CN201519840U - Numerical control laser processor - Google Patents
Numerical control laser processor Download PDFInfo
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- CN201519840U CN201519840U CN 200920228700 CN200920228700U CN201519840U CN 201519840 U CN201519840 U CN 201519840U CN 200920228700 CN200920228700 CN 200920228700 CN 200920228700 U CN200920228700 U CN 200920228700U CN 201519840 U CN201519840 U CN 201519840U
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- servomotor
- gantry frame
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Abstract
The utility model discloses a multi-shaft ganged numerical control laser processor. The structure of the numerical control processor is as follows: a beam of a portal frame is provided with a linear guide rail; a robot sliding table is arranged on the linear guide rail; a first servo motor is arranged on an upright of the portal frame; a motor controls the robot sliding table to move along the linear guide rail; a robot is fixedly connected on the robot sliding table and inversely hung on the beam of the upright of the portal frame through the sliding table; a laser processing head is arranged on the robot; the processing head is connected with a laser device by optical fiber; a cooler is respectively connected with the laser device and the laser processing head by cooling pipes; a work bench is positioned below the portal frame, a headstock is fixed at the end part of the work bench, and a tailstock is movably arranged on the work bench; a second servo motor controls workpieces to be processed on the work bench to move relative to the portal frame; and a controller is respectively connected with the robot and the sliding table by control lines. The multi-shaft ganged numerical control laser processor improves the flexiblized and automated control capability of laser processing, and can meet the requirement on numerical control laser processing of big-size and super-size parts.
Description
Technical field
The utility model belongs to field of laser processing, is specifically related to a kind of numerical control laser processing device.This device can be used for the workpiece of different model is carried out Laser Processing, comprises welding, cutting and surface heat processing etc., is particularly useful for the Laser Processing of large-scale workpiece.
Background technology
In recent years, the high power laser light process technology because of its working (machining) efficiency height, do not have series of advantages such as machinery contacts, easily is automated, just obtaining more and more widely application at industrial circle.Particularly " cutter " of laser processing device is laser, and the way of output of its processing characteristics and laser beam, energy size and the optical system that is adopted, the type of focusing etc. are closely related.When changing parameters such as output power of laser, output pulse frequency or dutycycle when us, perhaps change laser Machining head structure (as cutting head, the welding first-class), the variation of character will take place in laser processing technology, as becoming laser weld or laser surface intensified processing etc. from laser cutting, and corresponding frame for movement, control system etc. almost need not to change.Like this, we just can utilize the method that changes laser processing parameter (comprising technological parameter and processing head) to make certain unifunctional laser process equipment become multi-functional laser processing device, realize intelligence flexible processing.
Present robot laser processing device often has two kinds of forms: a kind of laser process equipment (hereinafter to be referred as the CNC laser processing machine bed) that is based on conventional Digit Control Machine Tool, its versatility is good, can not only satisfy the requirement of the solid state laser Laser Processing of Optical Fiber Transmission, and satisfy the Laser Processing requirement of the CO2 laser instrument of the reflection transmission that relies on optical mirror slip; Another kind is based on the laser processing device of multi-axis robot, its flexibility degree height, adapt with the optical fiber output of solid state laser, can satisfy the Laser Processing requirement of various complex three-dimensional forms, the CO2 laser instrument is difficult to use Optical Fiber Transmission because of its light beam, therefore seldom uses robot as system of processing.
Existing CNC laser processing machine bed can be two to five frees degree according to the performance requirement of institute's processing object.Be generally five frees degree, be called the five-axle linkage laser processing device, it comprises three translation shaft and two gyroaxises, complex parts that can machining large-sized scope.But the technical difficulty that himself is but arranged in reality processing:
1. programming is complicated, and difficulty is big.Because five processing except three straight line translations, also have two participations that rotatablely move, the space tracking of the motion that it is synthetic is quite complicated and abstract.In order to process required space free curved surface, often need repeatedly coordinate transform and complicated spatial aggregation computing, also to consider the harmony of each motion simultaneously, to avoid interfering, colliding, the programming difficulty is quite big.
2. require high to numerical control and servo-drive system.Because five processing will coordinate to control five axles, digital control system must have the control function of five-axle linkage; Resultant motion has the adding of gyration in addition, has increased the workload of interpolation operation; The slight error of gyration might be amplified, and the precision for fear of influence processing requires digital control system that high arithmetic speed will be arranged.
Laser robot's system of processing generally adopts prosthetic robot, is fit to the work of almost any angle and track, can freely programme controllable error rate, higher production efficiency.But most at present robots fixes a point when using in certain fixed position, because the restriction of robot self working space, its working range seems comparatively narrow in reality processing, for large-scale workpiece, powerless as the processing of large complicated parts such as large mold, locomotive body, boats and ships.
Summary of the invention
At the problems referred to above, the utility model proposes a kind of numerical control laser processing device, this device has not only improved the flexibility and the automation control ability of laser processing device, reduced the difficulty of numerical control programming, and significantly improved Laser Processing efficient and processing parts size range, can satisfy the digital control laser processing request of large scale and oversize parts especially.
The numerical control laser processing device that the utility model provides comprises laser instrument, cooler, gantry frame, robot slide unit, robot, headstock, workbench, column guide rail, first, second servomotor, controller, tailstock and laser Machining head;
On the crossbeam of gantry frame line slideway is installed, the robot slide unit is installed on the line slideway on the crossbeam of gantry frame, and first servomotor is installed on the column of gantry frame, and the first servomotor controller device people slide unit moves along line slideway;
The artificial industrial robot more than three of machine is fixedly mounted on the robot slide unit, and on the crossbeam of gantry upright post, laser Machining head is installed on last joint end of robot by robot slide unit reversal of the natural order of things; Laser Machining head links to each other with laser instrument by optical fiber; Cooler links to each other with laser instrument and laser Machining head respectively by cooling tube;
Workbench is positioned at the below of gantry frame, and headstock is fixed on the end of workbench, and tailstock is movably arranged on the workbench; Workpiece to be processed and gantry frame on second servomotor control workbench relatively move;
Controller is connected with robot and robot slide unit by control line respectively.
Technique scheme can adopt following improved procedure one or more optimized: (one) robot slide unit comprises slide and limit switch, the bottom of slide is provided with the boss that cooperates with line slideway, limit switch is contained in the slide both sides, receives first servomotor by holding wire; At slide middle part a ball-screw nut is installed, ball screw is positioned in the middle of the crossbeam of gantry frame, matches with ball-screw nut on being installed in slide in the middle part, and end links to each other with first servomotor.(2) the workbench bilateral symmetry is equipped with first, second column guide rail, and two columns of gantry frame are installed on the column guide rail, constitutes the mechanical skid plateform structure, and the second driven by servomotor gantry frame moves along the column guide rail.(3) on the chute of workbench saddle is installed, second servomotor drives saddle and moves along the chute on the workbench.
The utility model device can be realized a kind of new digital control laser processing mode, it gathers Laser Processing Digit Control Machine Tool and articulated robot, not only overcome existing Laser Processing Digit Control Machine Tool system of processing programming complexity, control than difficulty and the high defective of expense, and solved the little problem of the articulated robot laser processing device range of work.Particularly, the utlity model has following technique effect:
1. adopt the mobile gantry structure, robot can be along gantry upright post crossbeam direction rectilinear motion, and column can vertically move along line slideway simultaneously, has increased by two frees degree, improve the range of work of robot greatly, thereby improved the range of work of system of processing;
2. adopt fixedly gantry structure, robot also can be along gantry upright post crossbeam direction rectilinear motion, and table saddle can increase by two frees degree of system equally along table longitudinal movement simultaneously, has improved the range of work of system of processing greatly;
3. adopt advanced multiaxial joint robot, improved the flexibility and the automation control ability of system.Generally speaking, modern business machine people itself has developed powerful software control system, can carry out teaching or off-line programing, greatly reduces the programming difficulty of complex-curved processing, has improved production efficiency; In addition, robot itself generally has self-developed control system, thereby makes the Control System Design of whole machining center obtain simplifying; And along with industrial robot the popularizing gradually of fields such as industry, logistics, price is more and more lower, thus the cost of whole system also will reduce.
4. " cutter " of this system of processing is laser, laser instrument can adopt ripe already solid state laser (comprising lamp pump laser, diode pumping full-solid laser instrument, diode laser or optical fiber laser), its common feature is that laser beam can pass through Optical Fiber Transmission, therefore can combine with the flexibility motion process of robot, improve the precision and the efficient of Laser Processing.
5. workbench all adopts the Digit Control Machine Tool form, is that the clamping and the processing of workpiece is all very convenient, thereby makes this machining center have very big versatility.
6. laser Machining head can be followed according to the processing needs and be changed, and has improved the versatility and the practicality of processing greatly.
7. other the motion of six axles of robot and system is integrated into controller and controls, can realize the multi-shaft interlocked control of system.
Description of drawings
Fig. 1 is the structural front view of a kind of specific embodiment of the utility model device;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the front view of robot slide unit 4;
Fig. 4 is the structural front view of the another kind of specific embodiment of the utility model device;
Fig. 5 is the left view of Fig. 3;
Fig. 6 is the vertical view of Fig. 3.
The specific embodiment
The utility model all can satisfy Laser Processing, simple relatively, the lower-cost requirement of control to large-scale workpiece.
Below by by embodiment the utility model being described in further detail, but following examples only are illustrative, and protection domain of the present utility model is not subjected to the restriction of these embodiment.
As shown in Figure 1, 2, the multi-axis linkage numerical control laser processing device that the utility model provides comprises laser instrument 1, cooler 2, gantry frame 3, robot slide unit 4, robot 5, ball screw 6, headstock 7, workbench 8, column guide rail 9,9 ', first servomotor 10, controller 11, gantry upright post drive system 12, tailstock 13, laser Machining head 14.
Cooler 2 links to each other with laser instrument 1 and laser Machining head 14 respectively by cooling tube, it is pressed into cooling medium (water or air) in laser instrument 1 and the laser Machining head 14 by cooling tube, the parts of laser instrument 1 and the eyeglass in the laser Machining head 14 are cooled off, then with medium circulation in cooler.
Workbench 8 is cemented on the ground, and is positioned at the below of gantry frame 3.Table surface is distributed with equidistant T type groove, and the anchor clamps of different sizes can be installed, thereby reaches the purpose of the different big small workpiece of processing.
At slide 15 middle parts a ball-screw nut 17 is installed, ball screw 6 is positioned in the middle of the crossbeam of gantry frame 3, matches with ball-screw nut 17 on being installed in slide 15 in the middle part, terminally links to each other with first servomotor 10.Ball screw 6 and ball-screw nut 17 lead screw pair that partners, thus reach the function that the carrying robot laterally moves.
Drive the ball-screw secondary motion by servomotor 10, the latter drives robot slide unit 4 and moves on beam guideway.
The robot 5 general industrial robots that adopt three to six are cemented on the robot slide unit 4, hang upside down on the crossbeam of gantry upright post 4 by robot slide unit 4, can be along with the mobile and same moved further of robot slide unit 4.The multi-axis industrial robot delivers to appointed positions with laser Machining head 14 under the control of controller 11, thereby finish the workpiece 3 D stereo is processed.
Laser Machining head 14 is cemented in last joint end of robot 1 by ring flange, and links to each other with laser instrument 1 by optical fiber.Laser Machining head 14 is equivalent to the cutter in the machining.Laser Machining head 14 can be changed according to different processing needs, and the welding processing head that uses during such as laser weld uses the cutting processing head during laser cutting.
Headstock 7 and tailstock 13 are installed on the workbench 8, are used for adding the speed of clamping of workpieces and the rotation of control workpiece.Headstock 7 is fixed on workbench one end, and tailstock is installed on the type groove above the workbench 8, can move along T type groove.Tailstock can adopt general structure, comprise tailstock pedestal and top formation, top be used for to workpiece carry out in and clamping work pieces, pedestal can move in the T of workbench type groove, reach and adjust distance top and headstock 7, thereby make system of processing can process the workpiece of different size scope.
1. control multi-axis industrial robot's 4 motion.We can also can move according to our projected path by teach programming or off-line programing control robot by each motion of guidance panel manual control machine device people.
2. other three axles motion of control gantry machining tool.The servomotor of workbench headstock 7, first servomotor and second servomotor all are connected on the ROBOT CONTROL device by the I/O interface, we just can be provided with their kinematic parameter by controller 11 like this, comprise velocity of rotation and rotate the number of turns, be equivalent to 6 articulated robots are expanded into 6+2 axle or 6+3 axle robot architecture.
3. control laser instrument 1.Laser instrument 1 is connected on the controller by the I/O interface, and we just can control power setting of opening the light, closing light and laser instrument of laser instrument 1 etc. by controller like this.
Workflow:
1. whether the each several part of test machining center moves normally, comprises laser instrument 1, cooler 2, robot 5, workbench 8 and laser Machining head 14 etc.
2. according to the length adjustment headstock 7 of part to be processed, the distance of tailstock 13, with parts fixation to be processed between headstock 7 and tailstock 13.
3. adjust to the initial position of processing in robot 5, and set up basis coordinates system and tool coordinates system.
4. according to the three-dimensional geometry size of workpiece to be processed, the utilization robot language carries out off-line programing.
5. program is imported controller 11, and the teaching test.
Test result errorless after, formally process.
7. completion of processing is closed each parts of machining center.
The utility model device also can adopt structure as shown in Figure 4, and it comprises following components: laser instrument 1, laser cooler 2, gantry frame 3, slide unit 4, robot 5, ball screw 6, workbench 8, saddle 20, the first servomotors 10, controller 11, second servomotor 12, laser Machining head 14.This structure and structure shown in Figure 1 have following difference:
(1) gantry frame 3 is different with gantry frame 3 in the last scheme, and gantry frame 3 is fixed on the workbench middle part, can not move;
(2) saddle 20 is installed on the chute of workbench 8, can move along workbench under the effect of second servomotor 12
Difference is on function: the movable gantry scheme is the range of work that the motion of dependence gantry frame 3 enlarges system; And gantry fixed be to rely on saddle 20 to enlarge the range of work of system.
Miscellaneous part is basic identical with preceding a kind of scheme on function and structure.
The above is preferred embodiment of the present utility model, but the utility model should not be confined to the disclosed content of this embodiment and accompanying drawing.So everyly do not break away from the equivalence of finishing under the spirit disclosed in the utility model or revise, all fall into the scope of the utility model protection.
Claims (4)
1. numerical control laser processing device is characterized in that:
This device comprises laser instrument (1), cooler (2), gantry frame, robot slide unit (4), robot (5), headstock (7), workbench (8), column guide rail, first, second servomotor (10,12), controller (11), tailstock (13) and laser Machining head (14);
On the crossbeam of gantry frame line slideway is installed, robot slide unit (4) is installed on the line slideway (19) on the crossbeam of gantry frame (3), first servomotor (10) is installed on the column of gantry frame (3), and first servomotor (10) control robot slide unit (4) moves along line slideway (19);
Robot (5) is the industrial robot more than three, be fixedly mounted on the robot slide unit (4), on the crossbeam of gantry upright post (4), laser Machining head (14) is installed on last joint end of robot (5) by robot slide unit (4) reversal of the natural order of things; Laser Machining head (14) links to each other with laser instrument (1) by optical fiber; Cooler (2) links to each other with laser instrument (1) and laser Machining head (14) respectively by cooling tube;
Workbench (8) is positioned at the below of gantry frame, and headstock (7) is fixed on the end of workbench (8), and tailstock (13) is movably arranged on the workbench (8); Workpiece to be processed and gantry frame (3) on second servomotor (12) the control workbench (8) relatively move;
Controller (11) is connected with robot (5) and robot slide unit (4) by control line respectively.
2. numerical control laser processing device according to claim 1, it is characterized in that: robot slide unit (4) comprises slide (15) and limit switch (16), the bottom of slide (15) is provided with the boss (18) that cooperates with line slideway (19), limit switch (16) is contained in slide (15) both sides, receives first servomotor (10) by holding wire; At slide (15) middle part a ball-screw nut (17) is installed, ball screw (6) is positioned in the middle of the crossbeam of gantry frame (3), the middle part be installed in slide (15) on ball-screw nut (17) match, the end link to each other with first servomotor (10).
3. numerical control laser processing device according to claim 1 and 2, it is characterized in that: workbench (8) bilateral symmetry is equipped with first, second column guide rail (9,9 '), two columns of gantry frame (3) are installed on the column guide rail (9,9 '), constitute the mechanical skid plateform structure, second servomotor (12) drives gantry frame (3) and moves along column guide rail (9,9 ').
4. numerical control laser processing device according to claim 1 and 2 is characterized in that: saddle (20) is installed on the chute of workbench (8), and second servomotor (12) drives saddle (20) and moves along the chute on the workbench.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920228700 CN201519840U (en) | 2009-09-30 | 2009-09-30 | Numerical control laser processor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920228700 CN201519840U (en) | 2009-09-30 | 2009-09-30 | Numerical control laser processor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201519840U true CN201519840U (en) | 2010-07-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200920228700 Expired - Lifetime CN201519840U (en) | 2009-09-30 | 2009-09-30 | Numerical control laser processor |
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| Country | Link |
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| CN (1) | CN201519840U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105499788A (en) * | 2016-02-16 | 2016-04-20 | 济南金胜星机械设备有限公司 | Multifunctional numerical control laser welding, cutting and carving machine |
| CN105921867A (en) * | 2016-06-06 | 2016-09-07 | 中车唐山机车车辆有限公司 | Automatic spot welding equipment for car body underframe |
| CN108465943A (en) * | 2018-03-13 | 2018-08-31 | 武汉翔明激光科技有限公司 | A kind of the laser disassembled equipment and its application method of kalamein shell |
-
2009
- 2009-09-30 CN CN 200920228700 patent/CN201519840U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105499788A (en) * | 2016-02-16 | 2016-04-20 | 济南金胜星机械设备有限公司 | Multifunctional numerical control laser welding, cutting and carving machine |
| CN105921867A (en) * | 2016-06-06 | 2016-09-07 | 中车唐山机车车辆有限公司 | Automatic spot welding equipment for car body underframe |
| CN108465943A (en) * | 2018-03-13 | 2018-08-31 | 武汉翔明激光科技有限公司 | A kind of the laser disassembled equipment and its application method of kalamein shell |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180402 Address after: 436070 Ezhou city Gedian Development Zone No. 1 Industrial Zone entrepreneurship service center in Hubei Patentee after: Wuhan Hanhai Intelligent Laser Engineering Co. Ltd. Address before: 430074 Hubei Province, Wuhan city Hongshan District Luoyu Road No. 1037 Patentee before: Huazhong University of Science and Technology |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100707 |