CN105171247B - Cage type structure fully-sealed laser three-dimensional cutting head suitable for manipulator - Google Patents
Cage type structure fully-sealed laser three-dimensional cutting head suitable for manipulator Download PDFInfo
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- CN105171247B CN105171247B CN201510538139.6A CN201510538139A CN105171247B CN 105171247 B CN105171247 B CN 105171247B CN 201510538139 A CN201510538139 A CN 201510538139A CN 105171247 B CN105171247 B CN 105171247B
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- cutting
- cutting head
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/38—Removing material by boring or cutting
Abstract
The invention relates to a cage type structure fully-sealed laser three-dimensional cutting head suitable for a manipulator. The cage type structure fully-sealed laser three-dimensional cutting head mainly comprises a cage type transmission structure, a servo driving motor, a distance detection sensor, an inner cooling water inlet and outlet opening, a cutting gas inlet, an electronic control connector, a collimation system, a seal outer cover, a cutting head main body, a cutting follow-up head and a cutting nozzle. Through adopting the cage type transmission structure, the direction of a laser Z axis is enabled to be stable and adjustable to an utmost extent. As driving and optical assemblies adopt modular design, dust can be prevented from entering the driving device, and meanwhile, the volume of the cutting head is reduced. The sensitivity of the laser three-dimensional cutting head is improved, an optical lens is convenient to disassemble and does not need to be adjusted after disassembly and assembly, focusing can be accurately and rapidly carried out, and the cutting quality is ensured. Through sensing a cutting workpiece by a sensing controller and the servo motor, higher cutting precision can be realized; and meanwhile, collision between the laser cutting head and the cutting workpiece can be effectively avoided, and the damage of the laser cutting head due to collision between the laser head and the cutting workpiece is also avoided.
Description
Technical field
The present invention relates to a kind of laser three-D cutting head, particularly to a kind of mechanical hand dimension laser cutting head, belong to laser cutting technique field.
Background technology
Cut is to utilize the focusing Laser Beam Scanning Workpiece surface of high power density, thousand of or up to ten thousand degrees Celsius will be heated at laser beam flying in very short time, make its instant melting or vaporization, with gases at high pressure, fusing or vaporization material are blown away from joint-cutting again, thus reach to cut the purpose of workpiece.
Along with the fast development of industry in recent years, constantly increasing the demand of Materialbearbeitung mit Laserlicht, the requirement to apparatus and process is more and more higher simultaneously.Panel beating, aviation, automobile and petroleum chemical industry need high-quality cutting workpiece, the quality of improving product, meet the requirement of client, and therefore the technique of cut is the most prominent.Wherein, the i.e. laser three-D of cut of space three-dimensional complex curve curved surface being cut needs higher speed, efficiency, precision, process time is short, and heat affected area is little, and thermal deformation and machining deformation are little.The vitals that laser three-D cutting head is processed as laser three-D, it serves pivotal role.
The laser three-D cutting head being applicable to Laser industry processing in the market generally comprises fibre-optical splice, level(l)ing device, focussing mechanism, protective glass device, gas operated device and cutting head, another attached external hunting gear.Laser three-D cutting head is connected with mechanical hand by flange, and under long duty, the vertical plane of laser three-D cutting head is misaligned with the vertical plane of workpiece point to be cut, and is easily caused cutting path skew or does not cuts through the phenomenons such as workpiece.Hunting gear is exposed in working environment, and device context easily enters dust and may result in device damage, and external hunting gear volume is relatively large, reduces flexibility ratio and the sensitivity of cutting head.In protective glass device; the service life of protection eyeglass is short; in use need frequent dismounting and change; general cutting head need to use tool ejector clamping screw, extracts mounting seat, then changes protective glass and is turned back to; again bolt is confined in locking; repeated disassembled and assembled is easily caused the deviation of focus midpoint, reduces work efficiency, and may result in sealing ring aging generation gas leak phenomenon.
Summary of the invention
Goal of the invention:
The present invention provides one to be applicable to mechanical hand cage construction hermetically sealed laser three-D cutting head, its object is to provide the laser three-D cutting head of a kind of brand-new design, overcome defect present in existing cutting head technology, use modularized design, guidance quality is good, volume is little, dust tightness is good；It is stable that focusing regulates quick focus center position, it is ensured that cut quality；Optical glass disassembling, assembling and replacing is convenient and swift；Use induction controller and servomotor that the distance between cutting workpiece and cutting nozzles is controlled in real time, it is achieved that higher cutting accuracy, it is to avoid laser head collides with workpiece, damage laser cutting head.
Technical scheme:
The present invention is achieved through the following technical solutions:
One is applicable to mechanical hand cage construction hermetically sealed laser three-D cutting head, it is characterised in that: this laser three-D cutting head mainly includes the import and export of cage drive mechanism, servo drive motor, distance measurement sensor, inner cooling water, cutting gas entrance, automatically controlled interface, colimated light system, sealing cover, cutting head main body, cuts servo-actuated head, cutting nozzles；Servo drive motor is adjacent with distance measurement sensor, is positioned at cage drive mechanism side；Inner cooling water is imported and exported and cutting gas entrance is positioned at cutting head body top, cooling water pipeline and cutting gas pipeline and is embedded in cutting head main body；Colimated light system is positioned at cutting head body top；Automatically controlled interface is positioned at above sealing cover；Cutting head bottom part body junction is respectively equipped with the servo-actuated head of cutting and cutting nozzles.
Sealing cover includes the first sealing cover and the second sealing cover, and the second sealing cover is positioned at below the first sealing cover；Cage drive mechanism includes being embedded into the guide plate in the first sealing cover and lead, and lead passes guide plate；Servo drive motor and distance measurement sensor are embedded in the first sealing cover, and both automatically controlled interfaces are positioned at above the first sealing cover.
Lead is set to three, and lead is vertical with guide plate.
Cutting head main body is embedded in the first sealing cover and the second sealing cover.
Cutting head body interior is disposed with collimation lens, focusing lens and protection eyeglass from top to bottom；Collimation lens is positioned at the first sealing cover upper surface inward flange, and focusing lens is positioned at the first sealing cover lower surface outward flange, and protection eyeglass is positioned at the second sealing cover lower surface inward flange.
Cutting head also includes servo-actuated sensor line and cutting gas stream, and servo-actuated sensor line is embedded in cutting head main body inner wall, and cleaved servo-actuated head arrives cutting nozzles；Cutting gas stream is embedded in the second sealing cover inwall, through to cutting servo-actuated head.
Cutting nozzles chrome-faced, for gas cutting carbon steel.
Advantage and effect:
The invention provides one and be applicable to mechanical hand cage construction hermetically sealed laser three-D cutting head, compared with the most common laser three-D cutting head, this cutting head has the advantage that
(1), this laser three-D cutting head use that cage drive mechanism that is three lead is fixing makes that cutting head vertical (i.e. XOY face) is stable, friction, cutting head direction (Z axis) can stably be transferred simultaneously.
(2), this laser three-D cutting head uses modularized design: servo drive motor is enclosed inside laser head by sealing cover, can prevent dust from entering driving means, reduce the volume of cutting head simultaneously, improve the sensitivity of laser three-D cutting head；Collimate, focus on, protect optical glass each to have optical glass module, convenient disassembly, be not required to after dismounting adjust, and can the most quickly focus, it is ensured that cut quality.
(3), by induction controller and servomotor, cutting workpiece is sensed, higher cutting accuracy can be realized, can effectively prevent laser cutting head from colliding with cutting workpiece, it is to avoid laser head and workpiece collide and damage laser cutting head simultaneously.
Accompanying drawing explanation
Fig. 1 is the first sealing cover schematic internal view of the present invention.
Fig. 2 is the overall structure front schematic view of the present invention.
Fig. 3 is the cutting body interior schematic diagram of the present invention.
Fig. 4 is applied topology figure of the present invention.
Description of reference numerals:
The import and export of 1-cage drive mechanism, guide plate 1.1, lead 1.2,2-servo drive motor, 3-distance measurement sensor, 4-inner cooling water, 5-cutting gas entrance, the automatically controlled interface of 6-, 7-colimated light system, 8-sealing cover, first sealing cover the 8.1, second sealing cover 8.2,9-cutting head main body, the 10-servo-actuated head of cutting, 11-cutting nozzles, 12-collimation lens, 13-focusing lens, 14-protect eyeglass, 15-cutting gas stream, the servo-actuated sensor line of 16-.
Detailed description of the invention
The present invention is described further below in conjunction with the accompanying drawings:
The invention provides one and be applicable to mechanical hand cage construction hermetically sealed laser three-D cutting head, this laser three-D cutting head mainly includes cage drive mechanism 1, servo drive motor 2, distance measurement sensor 3, inner cooling water import and export 4, cutting gas entrance 5, automatically controlled interface 6, colimated light system 7, sealing cover 8, cutting head main body 9, cuts servo-actuated 10, cutting nozzles 11.
Sealing cover 8 includes the first sealing cover 8.1 and the second sealing cover 8.2, and the second sealing cover 8.2 is positioned at below the first sealing cover 8.1.
As shown in fig. 1, include in the first sealing cover 8.1 that cage drive mechanism 1, servo drive motor 2, distance measurement sensor 3 and inner cooling water import and export 4.Using cage drive mechanism to make laser instrument Z-direction stablize to greatest extent adjustable, it is internal that cage drive mechanism 1 includes that guide plate 1.1 and lead 1.2, guide plate 1.1 and lead 1.2 are embedded into the first sealing cover 8.1, and lead 1.2 is through guide plate 1.1；Lead 1.2 is set to three, and vertical with guide plate 1.1, and three leads are fixing makes that cutting head vertical (i.e. XOY face) is stable, friction, and cutting head direction (Z axis) can stably be transferred simultaneously.Servo drive motor 2 is adjacent with distance measurement sensor 3, is positioned at cage drive mechanism 1 side.
As shown in Figure 2, servo drive motor 2 and distance measurement sensor 3 are embedded in the first sealing cover 8.1, and both are positioned at above the first sealing cover 8.1 by the automatically controlled interface 6 of (servo drive motor 2 and distance measurement sensor 3).Inner cooling water import and export 4 and cutting gas entrance 5 are positioned at cutting head main body 9 top, cooling water pipeline and cutting gas pipeline and are embedded in cutting head main body 9.Colimated light system 7 is positioned at cutting head main body 9 top.Cutting head main body 9 is embedded in the first sealing cover 8.1 and the second sealing cover 8.2.Cutting head main body 9 bottom junctions is servo-actuated 10 and cutting nozzles 11 of cutting respectively.
As shown in Figure 3, cutting head main body 9 is internal includes collimation lens 12, focusing lens 13 and protection eyeglass 14 the most successively, and three eyeglasses are respectively provided with optical glass module; convenient disassembly; it is not required to after dismounting adjust, and can the most quickly focus, it is ensured that cut quality.Collimation lens 12 is positioned at the first sealing cover 8.1 upper surface inward flange, and focusing lens 13 is positioned at the first sealing cover 8.1 lower surface outward flange, and protection eyeglass 14 is positioned at the second sealing cover 8.2 lower surface inward flange.
Drive and optical module uses modularized design, can prevent dust from entering driving means, reduce the volume of cutting head simultaneously, improve the sensitivity of laser three-D cutting head.
Cutting head also includes that servo-actuated sensor line 16 and cutting gas stream 15, servo-actuated sensor line 16 are embedded in cutting head main body 9 inwall, and cleaved servo-actuated 10 arrives cutting nozzles 11；Cutting gas stream 15 is embedded in the second sealing cover 8.2 inwall, through to cutting servo-actuated 10.
Cutting nozzles 11 chrome-faced, is mainly used in gas cutting carbon steel.During cutting, can be used for oxygen protection, it is to avoid high temperature produces impact to nozzle.
As shown in Figure 4, when the present invention is embodied as, by induction controller and servomotor, cutting workpiece is sensed, in mechanical hand is in work running, height adjuster sends a signal to processor through laser three-D cutting head nozzle sensing accessory according to the distance of nozzle bottom and workpiece, processor is through the process of data and analysis, provide one and compensate signal, servomotor rotates to an angle according to feedback signal, drive screw mandrel moves, the position of regulation laser three-D cutting head, certain distance is remained with workpiece, higher cutting accuracy can be realized, effectively prevent laser cutting head from colliding with cutting workpiece, laser head and workpiece is avoided to collide and damage laser cutting head.
Claims (7)
1. one kind is applicable to mechanical hand cage construction hermetically sealed laser three-D cutting head, it is characterised in that: this laser three-D cutting head mainly includes that cage drive mechanism (1), servo drive motor (2), distance measurement sensor (3), inner cooling water are imported and exported (4), cutting gas entrance (5), automatically controlled interface (6), colimated light system (7), sealing cover (8), cutting head main body (9), cut servo-actuated head (10), cutting nozzles (11)；Servo drive motor (2) is adjacent with distance measurement sensor (3), is positioned at cage drive mechanism (1) side；Inner cooling water imports and exports (4) and cutting gas entrance (5) is positioned at cutting head main body (9) top, cooling water pipeline and cutting gas pipeline and is embedded in cutting head main body (9)；Colimated light system (7) is positioned at cutting head main body (9) top；Automatically controlled interface (6) is positioned at sealing cover (8) top；Cutting head main body (9) bottom junctions is respectively equipped with the servo-actuated head of cutting (10) and cutting nozzles (11).
The most according to claim 1 it is applicable to mechanical hand cage construction hermetically sealed laser three-D cutting head, it is characterized in that: sealing cover (8) includes the first sealing cover (8.1) and the second sealing cover (8.2), the second sealing cover (8.2) is positioned at the first sealing cover (8.1) lower section；Cage drive mechanism (1) includes guide plate (1.1) and the lead (1.2) being embedded in the first sealing cover (8.1), and lead (1.2) passes guide plate (1.1)；Servo drive motor (2) and distance measurement sensor (3) are embedded in the first sealing cover (8.1), and both automatically controlled interfaces (6) are positioned at the first sealing cover (8.1) top.
The most according to claim 2 it is applicable to mechanical hand cage construction hermetically sealed laser three-D cutting head, it is characterised in that: lead (1.2) is set to three, and lead (1.2) is vertical with guide plate (1.1).
The most according to claim 2 it is applicable to mechanical hand cage construction hermetically sealed laser three-D cutting head, it is characterised in that: cutting head main body (9) is embedded in the first sealing cover (8.1) and the second sealing cover (8.2).
5. according to the laser three-D cutting head described in Claims 2 or 3, it is characterised in that: cutting head main body (9) is internal is disposed with collimation lens (12), focusing lens (13) and protection eyeglass (14) from top to bottom；Collimation lens (12) is positioned at the first sealing cover (8.1) upper surface inward flange, and focusing lens (13) is positioned at the first sealing cover (8.1) lower surface outward flange, and protection eyeglass (14) is positioned at the second sealing cover (8.2) lower surface inward flange.
6. according to the laser three-D cutting head described in Claims 2 or 3, it is characterized in that: cutting head also includes servo-actuated sensor line (16) and cutting gas stream (15), servo-actuated sensor line (16) is embedded in cutting head main body (9) inwall, and cleaved servo-actuated head (10) arrives cutting nozzles (11)；Cutting gas stream (15) is embedded in the second sealing cover (8.2) inwall, through to cutting servo-actuated head (10).
7. according to the laser three-D cutting head described in claim 1,2 or 3, it is characterised in that: cutting nozzles (11) chrome-faced, for carbon steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510538139.6A CN105171247B (en) | 2015-08-28 | 2015-08-28 | Cage type structure fully-sealed laser three-dimensional cutting head suitable for manipulator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510538139.6A CN105171247B (en) | 2015-08-28 | 2015-08-28 | Cage type structure fully-sealed laser three-dimensional cutting head suitable for manipulator |
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| CN105171247A CN105171247A (en) | 2015-12-23 |
| CN105171247B true CN105171247B (en) | 2017-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510538139.6A Active CN105171247B (en) | 2015-08-28 | 2015-08-28 | Cage type structure fully-sealed laser three-dimensional cutting head suitable for manipulator |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107570863A (en) * | 2017-10-13 | 2018-01-12 | 东莞睿步机器人科技有限公司 | A kind of refraction type laser machine |
| JP7020896B2 (en) * | 2017-12-14 | 2022-02-16 | 株式会社キーエンス | Laser processing equipment |
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| JPS6049886A (en) * | 1983-08-31 | 1985-03-19 | Matsushita Electric Ind Co Ltd | Laser working head |
| CN102528279A (en) * | 2012-02-02 | 2012-07-04 | 江苏扬力数控机床有限公司 | Three-dimensional laser cutting machine |
| CN203265921U (en) * | 2013-05-13 | 2013-11-06 | 广东大族粤铭激光科技股份有限公司 | Laser cutting following mechanism |
| DE102012208731A1 (en) * | 2012-05-24 | 2013-11-28 | Trumpf Werkzeugmaschinen Gmbh + Co. Kg | Additional axis cutting head useful in a laser cutting machine, comprises a base body for receiving cutting optics, a nozzle body, a carriage for the movement of the cutting optics and the nozzle body, and an overload protection device |
| CN204913068U (en) * | 2015-08-28 | 2015-12-30 | 成健 | Be applicable to totally enclosed laser three -dimensional cutting head of manipulator cage constrction |
-
2015
- 2015-08-28 CN CN201510538139.6A patent/CN105171247B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6049886A (en) * | 1983-08-31 | 1985-03-19 | Matsushita Electric Ind Co Ltd | Laser working head |
| CN102528279A (en) * | 2012-02-02 | 2012-07-04 | 江苏扬力数控机床有限公司 | Three-dimensional laser cutting machine |
| DE102012208731A1 (en) * | 2012-05-24 | 2013-11-28 | Trumpf Werkzeugmaschinen Gmbh + Co. Kg | Additional axis cutting head useful in a laser cutting machine, comprises a base body for receiving cutting optics, a nozzle body, a carriage for the movement of the cutting optics and the nozzle body, and an overload protection device |
| CN203265921U (en) * | 2013-05-13 | 2013-11-06 | 广东大族粤铭激光科技股份有限公司 | Laser cutting following mechanism |
| CN204913068U (en) * | 2015-08-28 | 2015-12-30 | 成健 | Be applicable to totally enclosed laser three -dimensional cutting head of manipulator cage constrction |
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| CN105171247A (en) | 2015-12-23 |
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