CN201002174Y - A three-dimensional moving beam head - Google Patents
A three-dimensional moving beam head Download PDFInfo
- Publication number
- CN201002174Y CN201002174Y CN 200620026480 CN200620026480U CN201002174Y CN 201002174 Y CN201002174 Y CN 201002174Y CN 200620026480 CN200620026480 CN 200620026480 CN 200620026480 U CN200620026480 U CN 200620026480U CN 201002174 Y CN201002174 Y CN 201002174Y
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- lens barrel
- stepping motor
- barrel
- light guide
- angular contact
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- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 238000013461 design Methods 0.000 description 14
- 238000004519 manufacturing process Methods 0.000 description 12
- 238000012545 processing Methods 0.000 description 11
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- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000011160 research Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 208000003351 Melanosis Diseases 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000007598 dipping method Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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- 230000002349 favourable effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
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- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
本实用新型涉及一种三维运动光束头，其特征在于它包括导光部分和传动部分；前者包括垂直相贯的导光套筒与反射镜筒和聚焦镜筒与出光筒，反射镜筒与聚焦镜筒平行连通；在反射镜筒和聚焦镜筒内分别装有反射镜和聚焦镜，并由各自的镜锁紧机构锁紧；光路为：激光依次经导光套筒、反射镜筒、反射镜，聚焦镜筒、聚焦镜后由出光筒出光；后者包括；绕竖直轴做旋转的上步进电机及其传动的第一齿轮组，其内的垂直角接触球轴承组安装在导光套筒上；绕水平轴做旋转的下步进电机组及其传动的第二齿轮组，其内的水平角接触球轴承组安装在聚焦镜筒上；第一电机支架支撑上步进电机并固装在导光套筒上，第二电机支架支撑下步进电机并固装在反射镜筒上；所述的轴承组均包括两个向心角接触轴承，且采用面对面方式安装。
The utility model relates to a three-dimensional moving beam head, which is characterized in that it includes a light guide part and a transmission part; The lens barrels are connected in parallel; the reflecting mirror and the focusing lens are respectively installed in the reflecting lens barrel and the focusing lens barrel, and are locked by their respective mirror locking mechanisms; the optical path is: the laser passes through the light guide sleeve, the reflecting lens barrel, the reflection After the focusing lens barrel and the focusing mirror, the light output tube emits light; the latter includes; the upper stepping motor rotating around the vertical axis and the first gear set driven by it, and the vertical angular contact ball bearing set in it is installed on the guide On the optical sleeve; the lower stepping motor unit that rotates around the horizontal axis and the second gear unit driven by it, the horizontal angular contact ball bearing group in it is installed on the focusing lens barrel; the upper stepping motor is supported by the first motor bracket And fixed on the light guide sleeve, the second motor bracket supports the lower stepping motor and is fixed on the reflector barrel; the bearing group includes two centripetal angular contact bearings, and is installed face to face.
Description
Technical field
The utility model relates to laser fabrication technology, is specially a kind of three-dimensional motion that realizes, is particularly suitable for the beam-head that complex parts laser is made or made, and international Patent classificating number intends being Int.CL B05B7/00 (2006.01).
Background technology
Existing common laser manufacturing or the beam-head of making again can only be done two dimensional surface processing.The beam-head working space restriction that be to solve the common laser manufacturing or make, and because the laser beam vertically surface of processing object and a series of decisive parameter instabilities such as the focal length that causes, hot spot makes the unfavorable problem of Laser Processing effect.
Both at home and abroad the researcher has developed multiple laser processing beam head in succession, has all carried out this research as some universities of the researcher of Liverpool University of Britain, some national laboratories research personnel of the U.S., the German aerospace research researcher of institute, Taiwan and Korea S.Some has also obtained certain achievement, has developed the two-dimentional coaxial powder-feeding working head with practical value, and has carried out some application tests.Utilize the two-dimentional light beam head that the quick manufacturing that blade and worm screw carry out has been obtained good effect as German aerospace research institute.
The domestic beam-head of developing all is to carry out two dimensional surface processing at present, and is just powerless for space three-dimensional processing.The freely-movable of space object will be described with six coordinates.Though laser has very strong directionality, laser beam has certain diversity, if the vertical finished surface of laser beam will cause focal length, the instability of a series of decisive parameters such as hot spot makes processing effect undesirable.Can not ignore this factor in the processing, and focus regard as desirable a bit.Therefore complicated surface is being added man-hour, traditional way is that the laser beam head is motionless, and workpiece is done certain moving or rotating, to realize focusing again.But infeasible beyond doubt for this way of large-scale workpiece, and multiple clamping, machining accuracy and quality can't be guaranteed.Consider above-mentioned factor, design a kind of three-dimensional motion beam-head, allow beam-head have three-dimensional ability to work in process, realizing the manufacturing of complicated surface part and making is a new problem.
The utility model content
Deficiency at above-mentioned technology, the technical problems to be solved in the utility model is: a kind of three-dimensional motion beam-head is provided, it can do the space three-dimensional motion, realize the laser manufacturing of complex parts and manufacturing again, and having simple in structurely, flexibility is strong, and is convenient adjustable, the precision height, advantage such as free from environmental pollution.
The technical scheme that the utility model solves described technical problem is: design a kind of three-dimensional motion beam-head, it is characterized in that it comprises light guide and running part; Described light guide comprises the leaded light sleeve and the mirror barrel of vertically passing through mutually, with the focusing barrel of the parallel connection of mirror barrel, with the vertical light extraction tube that passes through mutually of focusing barrel; In described mirror barrel vertically mutually the place of passing through speculum is housed, in described focusing barrel vertically mutually the place of passing through focus lamp is housed; Described speculum and focus lamp are respectively by speculum retaining mechanism and the locking of focus lamp retaining mechanism; Light path design is: laser enters focusing barrel and focuses on the back by the light extraction tube bright dipping by focus lamp successively through leaded light sleeve, mirror barrel and mirror reflects; Described running part comprises; Can make last stepper motor that the three-dimensional motion beam-head rotates around vertical axes and first gear train of transmission thereof, the vertical angle contact ball bearing group in first gear train is installed on the leaded light sleeve; Can make following stepper motor that the three-dimensional motion beam-head rotates around trunnion axis and second gear train of transmission thereof, the horizontal angle contact ball bearing group in second gear train is installed on the focusing barrel; First electric machine support supports last stepper motor and also is packed on the leaded light sleeve, and second electric machine support supports following stepper motor and is packed on the mirror barrel; Described vertical angle contact bearing group and horizontal angle contact bearing group include two entad angular contact bearings, and two bearings of every group adopt face-to-face mode to install.
Compared with prior art, a kind of three-dimensional motion beam-head of the utility model design, being particularly suitable for complex parts laser makes or makes, can realize a rectilinear motion of beam-head and the three-dimensional motion of two gyrations by the requirement of Digit Control Machine Tool numerical control code, and have simple in structure, flexibly, convenient adjusting, precision advantages of higher.
Description of drawings
Fig. 1 be a kind of embodiment of the utility model three-dimensional motion beam-head the overall structure schematic diagram (among the figure not the arrow of mark or character indicated beam-head light inlet, go out optical position and direction);
Fig. 2 is that the A of a kind of embodiment Fig. 1 of the utility model three-dimensional motion beam-head is to view.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing thereof in detail the utility model is described in detail:
The technical scheme that the utility model solves described technical problem is: design a kind of three-dimensional motion beam-head (hereinafter to be referred as beam-head.Referring to Fig. 1,2), it comprises leaded light and two parts of transmission; Described light guide comprises the leaded light sleeve 10 and mirror barrel 9 that vertically passes through mutually, with the focusing barrel 11 of described mirror barrel 9 parallel connections, with the described focusing barrel 11 vertical light extraction tubes that pass through mutually 16; In described mirror barrel 9 vertically mutually the place of passing through speculum 12 is housed, in described focusing barrel 11 vertically mutually the place of passing through focus lamp 13 is housed; Described speculum 12 and focus lamp 13 are respectively by speculum retaining mechanism 7 and 8 lockings of focus lamp retaining mechanism; Light path design is: laser enters focusing barrel 11 and focuses on the back by light extraction tube 16 bright dippings by focus lamp 13 successively through leaded light sleeve 10, mirror barrel 9 and speculum 12 reflection.
Described running part comprises; Vertical angle contact ball bearing groups 14 in first gear train, 3, the first gear trains 3 of last stepper motor 1 that beam-head rotates around vertical axes (z axle) and transmission thereof are installed on the leaded light sleeve 10; The horizontal angle contact ball bearing groups 15 of beam-head in second gear train, 4, the second gear trains 4 of following stepper motor 2 that trunnion axis (X-axis) rotates and transmission thereof are installed on the described focusing barrel 11; First electric machine support 5 supports last stepper motor 1 and also is packed on the described leaded light sleeve 10, and second electric machine support 6 supports following stepper motor 2 and is packed on the described mirror barrel 9; Described vertical angle contact bearing group 14 and horizontal angle contact bearing group 15 include two entad angular contact bearings, and two bearings of every group adopt face-to-face mode to install.
Described being installed in respectively on leaded light lens barrel 10 and the mirror barrel 9 in order to fixing first electric machine support 5 and fixing stepper motor 2 ' second electric machine support 6 down of going up stepper motor 1, can both be realized its position adjustment, to satisfy the precision needs of design and installation.Described speculum retaining mechanism 7 and focus lamp retaining mechanism 8 all can be locked object speculum 12 and focus lamp 13 to it and be carried out trace and regulate, to improve the operating accuracy requirement of beam-head.It all is prior art that the trace of adjustment of described installation site and camera lens is regulated.
Stepper motor 2 down described in the utility model can be a stepper motor, also can adopt the stepper motor of two parallel connections, constitutes stepper motor 2 ' (referring to Fig. 2) down.Stepper motor 2 ' that embodiment is preferred.The purpose of design stepper motor 2 ' is to form symmetrical couple, with the job stability of further raising beam-head and the operating accuracy of system.Drive first gear train 3 (driving speed change gear) by last stepper motor 1, can realize that mirror barrel 9 and focusing barrel 11 and light extraction tube 16 rotate around vertical axes (being Z axle or leaded light sleeve 10); By following stepper motor 2 ' (or stepper motor 2 down, down with) and second gear train 4 (driving speed change gear) that drives thereof, can realize that focusing barrel 11 rotates around trunnion axis (being X-axis or mirror barrel 9).The described stepper motor 1 of going up is a four phase eight beat with the equal selected parameter of following stepper motor 2 ' embodiment, moment of torsion 1.4Nm, rated operational voltage 6.8V, the stepper motor of rated operational current 1.5A.But be not unique selection, can do other selection as required fully.Consider that beam-head adds the high-energy of laser beam in man-hour, and the structure and the weight that need the fixing first-class parts of three-dimensional motion light beam, described leaded light sleeve 10, mirror barrel 9 and focusing barrel 11 and light extraction tube 16, embodiment have all adopted the 45# steel to make.In order to prevent the oxidation and rusting in its manufacturing and the use, influence is installed, is debugged and dismounting, and described leaded light sleeve 10, mirror barrel 9 and focusing barrel 11 surfaces externally and internallies have all carried out the melanism processing.The melanism treatment technology is a prior art.
The barrel dliameter of described leaded light sleeve 10, mirror barrel 9 and focusing barrel 11 and light extraction tube 16 is consistent, and all tool plays a very important role.Except structural design, its processing assembly precision and quality are most important.If machining accuracy and of low quality, laser beam causes the damage of beam-head depart from ideal position probably when beam-head focuses on out.For fear of the generation of accidents such as burn feeding head parts, the utility model beam-head has adopted strict more tolerance when embodiment designs, and the pipe fitting welding is also strict, is out of shape and the internal stress of material and the error after the parts processing reducing.The effect of described speculum 12 and focus lamp 13 is respectively that light beam is reflected and focuses on.Because set of lenses itself has independently water-cooling channel, so the utility model beam-head also has water-cooling system.On the rotating mechanism also design protection gas passage is arranged so that protection minute surface when using reflect focalization.Described mirror group position is adjustable, with the convenient light path of regulating.These all are prior aries.
Described vertical angle contact bearing 14 and horizontal angle contact bearing 15 are the bearing group that two bearings constitute, and all select entad angular contact bearing for use, to adapt to equipment running accuracy and rotating speed higher requirement.The precision of overall setup when this design can improve work does not occur rocking when promptly feeding head rotates.Because the physical dimension of the directly influence integral body of size of distance between the two bearings, and then influence leaded light sleeve 10 and mirror barrel 9 and the be connected precision of mirror barrel 9 with focusing barrel 11, so two bearings of every group adopt face-to-face mode to install, connect the requirement of precision and physical dimension to guarantee it.
The shape and structure of described first gear train 3 and second gear train 4, first electric machine support 5 and second electric machine support 6, speculum retaining mechanism 7 and focus lamp retaining mechanism 8 and vertical angle contact bearing 14 and horizontal angle contact bearing 15 can be identical, also can be different, can design according to actual needs or change.Embodiment has adopted same structure, with easy design.
The movement mechanism of beam-head of the present utility model is: drive the first moving gear group 3 by last stepper motor 1 and rotate, realize three-dimensional motion beam-head rotatablely moving around vertical axes (being the z axle); Drive second gear train 4 by following stepper motor 2 ' and rotate, realize three-dimensional beam-head around the revolving three-dimensional beam-head and can do a rectilinear motion and two gyrations of trunnion axis (being the x axle), thereby realized the function of its three-dimensional motion.
In other words, described first gear train 3 of stepper motor 1 and transmission thereof and second gear train 4 of following stepper motor 2 ' and transmission thereof gone up, under the digital control system instruction, can realize light beam respectively around leaded light sleeve 10 with around focusing barrel 11 unspecified angles, perhaps rotate unspecified angle around separately gyroaxis simultaneously.Described first gear train 3 and second gear train 4 can be distinguished or realize its rotation speed changing function separately simultaneously, adding that beam-head integral body under digital control system control is at the rectilinear motion up and down of Z-direction, the utility model beam-head can realize around the straight line of vertical axes and rotatablely move and around the rotatablely moving of trunnion axis, successfully finish the constant speed or the variable motion of arbitrary dimension in the three-dimensional.
The utility model is not addressed is applicable to prior art.
Three-dimensional motion beam-head of the present utility model is the laser manufacturing, makes or make fast the critical component of laser instrument again.It is mainly used in the laser manufacturing and makes the field again, can finish shape repairs than the surface of complex parts, the manufacturing of parts such as bearing shell class, screw rod class, the required engine blade of power industry and manufacturing again, the hot-rolled and cold-rolled of metallurgy industry is rolled, the surface deposited metal of guide rail, guide plate, the camshaft of automobile industry, valve, rocking arm, piece surfaces such as oil sealing are deposited, the mould laser surface is made etc. again, has favorable applicability and industrial applicibility.
Claims (4)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620026480 CN201002174Y (en) | 2006-06-21 | 2006-06-21 | A three-dimensional moving beam head |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 200620026480 CN201002174Y (en) | 2006-06-21 | 2006-06-21 | A three-dimensional moving beam head |
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| CN201002174Y true CN201002174Y (en) | 2008-01-09 |
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| CN 200620026480 Expired - Fee Related CN201002174Y (en) | 2006-06-21 | 2006-06-21 | A three-dimensional moving beam head |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101623795B (en) * | 2009-08-07 | 2012-01-25 | 李永生 | Laser cutting light guide system, laser cutting device and laser cutting method |
| CN103100794A (en) * | 2013-02-04 | 2013-05-15 | 深圳市大族激光科技股份有限公司 | Infinite rotating laser head device |
| CN103449715A (en) * | 2013-08-26 | 2013-12-18 | 广州安特激光技术有限公司 | Universal galvanometer arm for ultraviolet laser glass cutting machine |
| CN106198407A (en) * | 2016-07-07 | 2016-12-07 | 中国科学院半导体研究所 | A kind of sample space scanner uni positioner |
| CN107377751A (en) * | 2017-08-28 | 2017-11-24 | 山东大学 | A kind of integrated general clamping device of laser assisted progressive molding and forming method |
| CN109108459A (en) * | 2018-10-18 | 2019-01-01 | 深圳市斯普莱特激光科技有限公司 | A kind of high degree of safety automatized three-dimensional laser process equipment |
| CN115178861A (en) * | 2022-09-15 | 2022-10-14 | 季华实验室 | Laser head and laser peening apparatus |
-
2006
- 2006-06-21 CN CN 200620026480 patent/CN201002174Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101623795B (en) * | 2009-08-07 | 2012-01-25 | 李永生 | Laser cutting light guide system, laser cutting device and laser cutting method |
| CN103100794A (en) * | 2013-02-04 | 2013-05-15 | 深圳市大族激光科技股份有限公司 | Infinite rotating laser head device |
| CN103449715A (en) * | 2013-08-26 | 2013-12-18 | 广州安特激光技术有限公司 | Universal galvanometer arm for ultraviolet laser glass cutting machine |
| CN103449715B (en) * | 2013-08-26 | 2015-11-25 | 广州安特激光技术有限公司 | For the universal galvanometer arm of Ultra-Violet Laser glass cutting machine |
| CN106198407A (en) * | 2016-07-07 | 2016-12-07 | 中国科学院半导体研究所 | A kind of sample space scanner uni positioner |
| CN106198407B (en) * | 2016-07-07 | 2019-03-22 | 中国科学院半导体研究所 | A kind of scanning of sample space and positioning device |
| CN107377751A (en) * | 2017-08-28 | 2017-11-24 | 山东大学 | A kind of integrated general clamping device of laser assisted progressive molding and forming method |
| CN109108459A (en) * | 2018-10-18 | 2019-01-01 | 深圳市斯普莱特激光科技有限公司 | A kind of high degree of safety automatized three-dimensional laser process equipment |
| CN115178861A (en) * | 2022-09-15 | 2022-10-14 | 季华实验室 | Laser head and laser peening apparatus |
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| CF01 | Termination of patent right due to non-payment of annual fee |