CN2461694Y - Mirror-rotating device for laser working - Google Patents

Mirror-rotating device for laser working Download PDF

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Publication number
CN2461694Y
CN2461694Y CN 01217035 CN01217035U CN2461694Y CN 2461694 Y CN2461694 Y CN 2461694Y CN 01217035 CN01217035 CN 01217035 CN 01217035 U CN01217035 U CN 01217035U CN 2461694 Y CN2461694 Y CN 2461694Y
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CN
China
Prior art keywords
laser
lenses
mirror
lens
plano
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CN 01217035
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Chinese (zh)
Inventor
常超
马玉蓉
吴气虹
揭建胜
方容川
陈向力
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
University of Science and Technology of China USTC
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University of Science and Technology of China USTC
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Publication date
Application filed by University of Science and Technology of China USTC filed Critical University of Science and Technology of China USTC
Priority to CN 01217035 priority Critical patent/CN2461694Y/en
Application granted granted Critical
Publication of CN2461694Y publication Critical patent/CN2461694Y/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model relates to a laser processing device, which comprises optical lenses, a lens cone and the rotary supporting device, wherein, the optical lenses are plano lenses that can penetrate the laser beams emitted by a laser, and a holding rack of the lenses is provided with two supporting axles that are sheathed in coaxial holes on the wall surface of the rotating lens cone, so that a revolution support by which the plano lenses can rotate around the supporting axles is formed. The holding rack of the plano lenses is additionally connected with a rotating rod for regulating the arrangement angles of the plano lenses as required. The plano lenses can cause incoming laser beams to move horizontally in axial lines with unchanged directions, and holes that are processed to form on workpieces are straight holes and have the advantages of small laser energy loss.

Description

The rotating mirror apparatus that is used for Laser Processing
The utility model relates to the device that is used for Laser Processing.
In existing laser processing device, usually need laser beam is rotated, for use in cutting processing greater than hole of lasing beam diameter etc.Following method can make laser beam rotate in the prior art: disclose a kind of device that is used for LASER HEAT TREATMENT processing among the CN85204571, this device rotates light-guiding mechanism with one, plane mirror is rotated as axis with the incoming laser beam optical axis, thereby realize the function of reflection lasering beam at surface of the work picture circle; Regulate the angle of border, plane and incident light, can change drawn radius of a circle.The advantage of this method is to implement fairly simplely, and the laser energy loss is little; But because folded light beam and surface of the work have an angle, therefore the inner surface in the hole that is processed to form is a taper seat, that is to say that the hole of getting is not a straight hole, but a taper hole, this can not satisfy instructions for use in many occasions.If replace plane mirror to rotate as axis, also can realize making the transmission laser bundle to draw round function, but there is the defective of taper hole equally in it at surface of the work with the incoming laser beam optical axis with prism wedge.The also existing method of using the rotation combined prism in the prior art promptly can make the transmission laser bundle be implemented in the function that surface of the work is drawn circle with on the device of incoming laser beam optical axis as the axis rotation with two parallel being placed in relative prism inclined-plane.In this method, laser beam vertically is mapped on the surface of the work, and therefore the hole of getting is a straight hole.Its shortcoming is, laser beam passes two lens interface, and energy loss is bigger, and the depth of parallelism of regulating two prism inclined-planes difficulty comparatively.
The purpose of this utility model is, provides a kind of and uses a level crossing to make the transmission laser bundle can beat straight circular hole and the less device of laser energy loss on workpiece.
The purpose of this utility model is realized by following mode.
The utility model is used for the rotating mirror apparatus of Laser Processing, include optical frames, lens barrel and supporting whirligig thereof, it is characterized in that, described optical frames is the planar lens that can see through the laser beam of used laser instrument ejaculation, for example quartzy planar lens, quartzy planar lens etc., be provided with the bolster of two coaxial lines on the holding frame of this mirror, this two bolster is set in the hole of the coaxial line on the revolving mirror tube wall surface, and constituting planar lens can be around the pivoting support of this bolster rotation; Also be connected with a dwang that is used for adjusting angle on the holding frame of planar lens, the other end of this bar is stretched outside the lens barrel wall; On the periphery of this bar, be provided with the screw thread that matches with circular lens barrel cinclides internal thread.
The rotating mirror apparatus that is used for Laser Processing of the present utility model when carrying out Laser Processing, can be regulated the angle that is provided with of planar lens as required.Because laser beam passes on the surface that planar lens promptly is mapped to workpiece, laser beam axis and planar lens plane of incidence are when non-perpendicular state, the effect of planar lens makes incident beam axis generation translation, its direction still remains unchanged, therefore, as long as the vertical workpiece to be machined of the laser beam axis surface penetrated from laser instrument, then its hole of being processed to form on workpiece promptly is a straight hole.The angle difference of its inclination, then Jia Gong aperture is inequality.Because laser beam only passes a planar lens, the middle compared to existing technology combined prism that uses has the little advantage of laser energy loss in this device.
Be further described below by embodiment and accompanying drawing thereof.
Fig. 1 is a kind of example structure schematic diagram of the present utility model.
Referring to Fig. 1, (1) is circular lens barrel, and it is bearing on the base (2) by rolling bearing (3).Be equipped with motor (6) on this base, belt pulley (5) is installed on the electric machine main shaft, with belt pulley opposite position place one groove is arranged on the outside wall surface of circular lens barrel, belt (4) is placed on wherein.Then driving circular lens barrel by the belt transmission behind the electric motor starting rotates with the speed of needs.(8) be planar lens, periphery at this mirror is provided with support frame, also be fixedly connected with a horizontal supporting axle (9) respectively on the support frame at both sides places, they are set in the coaxial line hole on the revolving mirror tube wall surface, and described planar lens can be turned an angle around this bolster; (10) be and the contacted dwang that is used for adjusting angle of planar lens holding frame, the other end of this bar is stretched outside the lens barrel wall, be provided with screw thread on the periphery of this bar, it matches with the internal thread of circular lens barrel cinclides, can regulate the angle of planar lens when rotating this bar with hand.(7) for being arranged on the extension spring between lens barrel wall and the lens support frame bottom, it is in order to the aiding support lens.Also can use Movable loop to be connected with the touching position of holding frame at dwang in actual use, not separate to guarantee both, can remove the aiding support extension spring this moment from.

Claims (2)

1. rotating mirror apparatus that is used for Laser Processing, include optical frames, lens barrel and supporting whirligig thereof, it is characterized in that, described optical frames is the planar lens that can see through the laser beam of used laser instrument ejaculation, on the holding frame of this mirror, be provided with the bolster of two coaxial lines, this two bolster is set in the hole of the coaxial line on the revolving mirror tube wall surface, and constituting planar lens can be around the pivoting support of this bolster rotation; Also be connected with a dwang that is used for adjusting angle on the holding frame of planar lens, the other end of this bar is stretched outside the lens barrel wall.
2. be used for the rotating mirror apparatus of Laser Processing according to claim 1, it is characterized in that, the periphery of described dwang is provided with the screw thread that matches with circular lens barrel cinclides internal thread.
CN 01217035 2001-01-05 2001-01-05 Mirror-rotating device for laser working Expired - Lifetime CN2461694Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 01217035 CN2461694Y (en) 2001-01-05 2001-01-05 Mirror-rotating device for laser working

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 01217035 CN2461694Y (en) 2001-01-05 2001-01-05 Mirror-rotating device for laser working

Publications (1)

Publication Number Publication Date
CN2461694Y true CN2461694Y (en) 2001-11-28

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 01217035 Expired - Lifetime CN2461694Y (en) 2001-01-05 2001-01-05 Mirror-rotating device for laser working

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CN (1) CN2461694Y (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101802592B (en) * 2007-08-20 2013-01-09 韩国生命工学研究院 Surface plasmon resonance sensor using rotating mirror
CN103551731A (en) * 2013-10-21 2014-02-05 上海集成电路研发中心有限公司 Rotatable homogenizer, laser application light path and laser annealing equipment

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101802592B (en) * 2007-08-20 2013-01-09 韩国生命工学研究院 Surface plasmon resonance sensor using rotating mirror
CN103551731A (en) * 2013-10-21 2014-02-05 上海集成电路研发中心有限公司 Rotatable homogenizer, laser application light path and laser annealing equipment

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AV01 Patent right actively abandoned
C20 Patent right or utility model deemed to be abandoned or is abandoned