CN102157885B - Mirror regulation device for fast axial flow gas laser - Google Patents
Mirror regulation device for fast axial flow gas laser Download PDFInfo
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- CN102157885B CN102157885B CN2011100643110A CN201110064311A CN102157885B CN 102157885 B CN102157885 B CN 102157885B CN 2011100643110 A CN2011100643110 A CN 2011100643110A CN 201110064311 A CN201110064311 A CN 201110064311A CN 102157885 B CN102157885 B CN 102157885B
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- mirror
- adjusting plate
- screw
- fixed head
- flow gas
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Abstract
The invention discloses a mirror regulation device for a fast axial flow gas laser, which comprises a fixed plate, a mirror regulation plate and a mirror room, wherein the fixed plate is fixed on an end plate of a resonant cavity of the laser; the mirror regulation plate is arranged on the fixed plate; the mirror room is arranged on the mirror regulation plate; a lens is arranged in the mirror room; a gas curtain pressure cover is arranged on the mirror room; the mirror regulation plate is connected with a screw hole of the fixed plate by long screws; differential screws and matched screw rods are arranged on the mirror regulation plate; the differential screw is in threaded connection with the mirror regulation plate; the front end of the matched screw rod is in threaded connection with the interior of the differential screw, and the tail end of the matched screw rod is pressed against a supporting pin fixed on the fixed plate; and the mirror regulation plate is pressed against one side, provided with the supporting pins, of the fixed plate. The mirror regulation device has the characteristics of stable performance, mounting simplicity and convenience of regulation, and ensures the stability of laser output.
Description
Technical field
The present invention relates to the accent lens device of laser, refer to a kind of accent lens device of axial fast flow gas laser particularly.
Background technology
Transferring lens device is one of important component part of axial fast flow gas laser optical system, mainly is made up of parts such as mirror-adjusting plate, fixed head, mirror rooms.With regard to high power laser, the stability of used reflection and partial reflection optical system is very important.Optical system will cause that then the focal position of laser power, pattern, the angle of divergence, optical axis and processing stand changes if having destabilizing factor, can not stablize processing.Therefore, a stable accent lens device is very important.
The eyeglass of laser mainly comprises total reflective mirror and outgoing mirror.The resonant cavity of laser and eyeglass have good coupling, just can make laser output power and pattern reach optimum.In transferring the mirror process, the change of eyeglass relative position can influence the stability of laser output.Laser vibrations in transit can exchange that each parts relative position changes in the lens device.The mirror room also can influence the relative position between mirror-adjusting plate and the fixed head in cargo handling process, after the installation once more of eyeglass, also need readjust light path, otherwise, can not guarantee the stability that laser is exported.
Summary of the invention
The object of the invention will overcome the existing in prior technology deficiency exactly, a kind of stable performance is provided, simple, as to regulate easy axial fast flow gas laser accent lens device is installed.
For realizing above-mentioned purpose, the accent lens device of the axial fast flow gas laser that the present invention designed comprises fixed head, mirror-adjusting plate and mirror room; Fixed head is fixed on the end plate of laser resonant cavity, and mirror-adjusting plate places on the fixed head through governor motion, detent mechanism, bindiny mechanism, and the mirror room is installed on the mirror-adjusting plate; Mirror is equipped with eyeglass within doors; Mirror is equipped with gland on the room, and said bindiny mechanism comprises long screw, and said mirror-adjusting plate is connected with the screw of fixed head through long screw; Said governor motion comprises differential screw and supporting screw rod, and said mirror-adjusting plate is provided with screwed hole, and the fixed head corresponding with screwed hole is provided with fulcrum post; Be provided with differential screw and supporting screw rod in the screwed hole; Said differential screw is the sleeve that surfaces externally and internally is provided with screw thread, and its internal thread is threaded with supporting screw surface, and its external screw thread is connected with screwed hole on the mirror-adjusting plate; Said supporting screw rod stretches out the screwed hole on the mirror-adjusting plate, and the fulcrum post on its external part and the fixed head offsets; Said detent mechanism is provided with the supporting bolt for the supporting bolt on the opposite face of said mirror-adjusting plate and fixed head, corresponding supporting bolt offsets on supporting bolt on the said mirror-adjusting plate and the fixed head.
Preferably, be provided with torsion spring between said mirror-adjusting plate and the fixed head, said torsion spring one end is fixed on the mirror-adjusting plate through long packing ring, and the other end is fixed on the fixed head through long packing ring.
Preferably, the behind of said mirror-adjusting plate also is provided with the connection reed, and an end of said connection reed is socketed on the external part of supporting screw rod, and the other end is connected on the mirror-adjusting plate through short packing ring.
Preferably, said mirror room is installed on the mirror-adjusting plate through mirror room fixed screw, and the thread pitch place of said mirror room fixed screw is provided with the mirror room and uses spring.
Preferably, said mirror-adjusting plate is provided with and the corresponding stepped hole of long screw, is provided with spring in the said stepped hole, and said spring housing is on said long screw, and an end of spring props up the inner face of stepped hole, and the other end props up the long screw head.
Preferably, said mirror-adjusting plate is provided with the hole of two logical cooling waters.Like this, the water route circulation through the outside realizes the cooling of eyeglass, prevents that eyeglass is overheated and damages, and influences machining accuracy.
Preferably, said differential screw, supporting screw rod and be connected reed and be provided with more than one group.Said torsion spring is provided with two.Said spring and long screw have two at least.
Beneficial effect of the present invention is: be connected with spring with long screw between mirror-adjusting plate of the present invention and the fixed head, make its threaded engagement tight, eliminate thread pitch, the influence that each parts relative position in the lens device is exchanged in the vibrations in can avoiding transporting.The present invention finely tunes the relative position of mirror-adjusting plate and fixed head through regulating differential screw, makes eyeglass have good stable property and good relative accuracy.In transferring the mirror process, connect the interaction of reed and torsion spring, can guarantee less change, can have good stable property again.The dismounting in mirror room is more convenient, is convenient to change eyeglass, in mirror room cargo handling process, does not influence the relative position between two plates, after the installation once more of eyeglass, need not to readjust light path, the guarantee that the stability of exporting for laser provides.The present invention has stable performance, installs simply, regulates easy characteristics.
Description of drawings
Fig. 1 is the perspective view of the accent lens device of axial fast flow gas laser.
Fig. 2 is the right TV structure sketch map of the accent lens device of axial fast flow gas laser.
Fig. 3 looks the sectional structure sketch map for the left side of the accent lens device of axial fast flow gas laser.
Fig. 4 attaches the sectional structure of looking sketch map for the accent lens device of axial fast flow gas laser.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment the present invention is made further detailed description.
The accent lens device of the axial fast flow gas laser shown in the figure; Comprise fixed head 4, mirror-adjusting plate 7 and mirror room 8; Fixed head 4 is fixed on the end plate of laser resonant cavity, and mirror-adjusting plate 7 places on the fixed head 4 through governor motion, detent mechanism, bindiny mechanism, and mirror room 8 is installed on the mirror-adjusting plate 7.Mirror room 8 is installed on the mirror-adjusting plate 7 through mirror room fixed screw 14, and the thread pitch place of mirror room fixed screw 14 is provided with the mirror room with spring 15.Mirror room 8 is built-in with eyeglass, and gland 11 is installed on the mirror room 8.Mirror-adjusting plate 7 is provided with the hole of two logical cooling waters.
Bindiny mechanism comprises long screw 2, and mirror-adjusting plate 7 is connected with the screw of fixed head 4 through three long screws 2.Mirror-adjusting plate 7 is provided with stepped hole 17, is provided with spring 12 in the stepped hole 17, and spring 12 is enclosed within on the long screw 2, and an end of spring 12 props up the inner face of stepped hole 17, and the other end props up the spring cup 9 that is positioned at long screw 2 head rear ends.
Governor motion comprises two groups of differential screws 5 and supporting screw rod 6; Mirror-adjusting plate 7 is provided with screwed hole 16; Be provided with fulcrum post 13 with screwed hole 16 corresponding fixed heads 4, be provided with differential screw 5 and supporting screw rod 6 in the screwed hole 16, differential screw 5 is provided with the sleeve of screw thread for surfaces externally and internally; Its internal thread is connected with supporting screw rod 6 thread surfaces; Its external screw thread is connected with screwed hole 16 on the mirror-adjusting plate 7, and supporting screw rod 6 stretches out the screwed hole 16 on the mirror-adjusting plate 7, and the fulcrum post 13 on its external part and the fixed head 4 offsets.Be provided with torsion spring 1 between mirror-adjusting plate 7 and the fixed head 4, institute's torsion spring 1 one ends are fixed on the mirror-adjusting plate 7 through the first long packing ring 3.1, and the other end is fixed on the fixed head 4 through the second long packing ring 3.2.The behind of mirror-adjusting plate 7 also is provided with and connects reed 10, and an end that connects reed 10 is socketed on the external part of supporting screw rod 6, and the other end is connected on the mirror-adjusting plate 7 through short packing ring 18.
Detent mechanism is supporting bolt 19, is provided with supporting bolt 19 on the opposite face of mirror-adjusting plate 7 and fixed head 4, and corresponding supporting bolt 19 offsets on supporting bolt 19 on the mirror-adjusting plate 7 and the fixed head 4.
Install: fixed head 4 is installed in through O type circle on the end plate at resonant cavity two ends of laser.In the stepped hole 17 of mirror-adjusting plate 7, place spring 12 and spring cup 9, long screw 2 is passed spring 12, mirror-adjusting plate 7 is connected with fixed head 4.Supporting screw rod 6 screws in the differential screw 5, more differential screw 5 is screwed in mirror-adjusting plate 7.Fulcrum post 13 on the external part of supporting screw rod 6 and the fixed head 4 offsets.Connect reed 10 and be enclosed within on the external part of supporting screw rod 6, and be fixed on the mirror-adjusting plate 7.Two groups of differential screws 5 and supporting screw rod 6 are arranged between clinodiagonal two plates.Also be connected between mirror-adjusting plate 7 and the fixed head 4 through two torsion springs 1.Be provided with supporting bolt 19 on the opposite face of mirror-adjusting plate 7 and fixed head 4, relative supporting bolt 19 offsets, and locatees through supporting bolt 19 between mirror-adjusting plate 7 and the fixed head 4.Fixed head 4 aligns with mirror-adjusting plate 7 edges.Mirror room 8 is installed on the mirror-adjusting plate 7 with spring 15 through mirror room fixed screw 14 and mirror room.Mirror room 8 built-in eyeglasses, eyeglass applies positioning pressure with O type circle to it, the inboard simultaneously seal protection of carrying out.
Operation principle: will transfer lens device to be installed on the end plate at resonant cavity two ends, and regulate differential screw 5, the mirror-adjusting plate 7 and the relative position of fixed head 4 are finely tuned.Differential screw 5 is whenever twisted a circle, and mirror-adjusting plate 7 moves the distance of 0.05mm.In adjustment process, a point above the mirror-adjusting plate 7 is fixed, and two other point is realized the accurate relative motion between mirror-adjusting plate 7 and the fixed head 4 through the adjusting of differential screw 5, finally reaches the purpose of regulating the center of lens normal.In transferring the mirror process, torsion spring 1 is used for fixing mirror-adjusting plate 7 and fixed head 4, prevents that mirror-adjusting plate 7 and fixed head 4 from being that axle relatively rotates with the optical axis.It is fixing with mirror-adjusting plate 7 with supporting screw rod 6 to connect reed 10, can prevent supporting screw rod 6 along rotational, again can be with supporting screw rod 6 swings when adjustment, and make when transferring mirror feel stressed evenly, reach the change that both guarantees that mirror-adjusting plate 7 is less, be easy to operation again.Be connected with spring 12 with long screw 2 between mirror-adjusting plate 7 and the fixed head 4, make its threaded engagement tight, eliminate thread pitch, prevent the vibration effect of machine when its relative position receives transportation or work.Mirror-adjusting plate 7 is provided with the water route, and the water route circulation through the outside realizes the cooling of eyeglass, prevents that eyeglass is overheated and damages, and influences machining accuracy.
Claims (9)
1. the accent lens device of an axial fast flow gas laser; Comprise fixed head (4), mirror-adjusting plate (7) and mirror room (8); Fixed head (4) is fixed on the end plate of laser resonant cavity, and mirror-adjusting plate (7) places on the fixed head (4) through governor motion, detent mechanism, bindiny mechanism, and mirror room (8) is installed on the mirror-adjusting plate (7); Mirror room (8) is built-in with eyeglass; Gland (11) is installed on the mirror room (8), it is characterized in that: said bindiny mechanism comprises long screw (2), and said mirror-adjusting plate (7) is connected with the screw of fixed head (4) through long screw (2); Said governor motion comprises differential screw (5) and supporting screw rod (6); Said mirror-adjusting plate (7) is provided with screwed hole (16); The fixed head (4) corresponding with screwed hole (16) is provided with fulcrum post (13), is provided with differential screw (5) and supporting screw rod (6) in the screwed hole (16), and said differential screw (5) is provided with the sleeve of screw thread for surfaces externally and internally; Its internal thread is connected with supporting screw rod (6) thread surface; Its external screw thread is connected with screwed hole (16) on the mirror-adjusting plate (7), and said supporting screw rod (6) stretches out the screwed hole (16) on the mirror-adjusting plate (7), and the fulcrum post (13) on its external part and the fixed head (4) offsets; Said detent mechanism is supporting bolt (19), is provided with supporting bolt (19) on the opposite face of said mirror-adjusting plate (7) and fixed head (4), and the supporting bolt (19) on the said mirror-adjusting plate (7) is gone up corresponding supporting bolt (19) with fixed head (4) and offseted.
2. the accent lens device of axial fast flow gas laser according to claim 1; It is characterized in that: be provided with torsion spring (1) between said mirror-adjusting plate (7) and the fixed head (4); Said torsion spring (1) one end is fixed on the mirror-adjusting plate (7) through the first long packing ring (3.1), and the other end is fixed on the fixed head (4) through the second long packing ring (3.2).
3. the accent lens device of axial fast flow gas laser according to claim 1 and 2; It is characterized in that: the behind of said mirror-adjusting plate (7) also is provided with and connects reed (10); One end of said connection reed (10) is socketed on the external part of supporting screw rod (6), and the other end is connected on the mirror-adjusting plate (7) through short packing ring (18).
4. the accent lens device of axial fast flow gas laser according to claim 1; It is characterized in that: said mirror room (8) is installed on the mirror-adjusting plate (7) through mirror room fixed screw (14), and the thread pitch place of said mirror room fixed screw (14) is provided with the mirror room with spring (15).
5. the accent lens device of axial fast flow gas laser according to claim 1; It is characterized in that: said mirror-adjusting plate (7) is provided with and long screw 2 corresponding stepped holes (17); Be provided with spring (12) in the said stepped hole (17); Said spring (12) is enclosed within on the said long screw (2), and an end of spring (12) props up the inner face of stepped hole (17), and the other end props up long screw (2) head.
6. according to the accent lens device of claim 1 or 2 or 4 described axial fast flow gas lasers, it is characterized in that: said mirror-adjusting plate (7) is provided with the hole of two logical cooling waters.
7. the accent lens device of axial fast flow gas laser according to claim 1 is characterized in that: said differential screw (5), supporting screw rod (6) and be connected reed (10) and be provided with more than one group.
8. the accent lens device of axial fast flow gas laser according to claim 2, it is characterized in that: said torsion spring (1) is provided with two.
9. according to the accent lens device of claim 1 or 5 described axial fast flow gas lasers, it is characterized in that: said spring (12) and long screw (2) have two at least.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100643110A CN102157885B (en) | 2011-03-17 | 2011-03-17 | Mirror regulation device for fast axial flow gas laser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100643110A CN102157885B (en) | 2011-03-17 | 2011-03-17 | Mirror regulation device for fast axial flow gas laser |
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| Publication Number | Publication Date |
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| CN102157885A CN102157885A (en) | 2011-08-17 |
| CN102157885B true CN102157885B (en) | 2012-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011100643110A Expired - Fee Related CN102157885B (en) | 2011-03-17 | 2011-03-17 | Mirror regulation device for fast axial flow gas laser |
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| CN (1) | CN102157885B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102368586A (en) * | 2011-10-18 | 2012-03-07 | 司立众 | Single fold cavity fast-axial-flow CO2 laser double-reflex-mirror adjusting device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202057875U (en) * | 2011-03-17 | 2011-11-30 | 华中科技大学 | Mirror adjusting device of fast axial flow gas laser |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4657361A (en) * | 1985-03-14 | 1987-04-14 | United Technologies Corporation | Mirror mounting arrangement |
| US4796275A (en) * | 1987-03-31 | 1989-01-03 | Rofin-Sinar, Inc. | Floating mirror mount |
| JP2619737B2 (en) * | 1990-09-28 | 1997-06-11 | 三菱電機株式会社 | Laser processing equipment |
| US6016230A (en) * | 1998-03-11 | 2000-01-18 | Newport Corporation | Optical mount with a locking adjustment screw |
| CN1353320A (en) * | 2000-11-13 | 2002-06-12 | 台达电子工业股份有限公司 | Optical lens module able to be 2D regulated |
| US7679845B2 (en) * | 2007-01-25 | 2010-03-16 | Newport Corporation | Adjustable/non-adjustable precision optical mounts |
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2011
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202057875U (en) * | 2011-03-17 | 2011-11-30 | 华中科技大学 | Mirror adjusting device of fast axial flow gas laser |
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Granted publication date: 20120704 |