CN201601381U - Supporting mechanism of resonant cavity of laser - Google Patents
Supporting mechanism of resonant cavity of laser Download PDFInfo
- Publication number
- CN201601381U CN201601381U CN2009202615378U CN200920261537U CN201601381U CN 201601381 U CN201601381 U CN 201601381U CN 2009202615378 U CN2009202615378 U CN 2009202615378U CN 200920261537 U CN200920261537 U CN 200920261537U CN 201601381 U CN201601381 U CN 201601381U
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- resonant cavity
- supporting mechanism
- fixed seat
- center fixed
- side plate
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Abstract
The utility model provides a supporting mechanism of a resonant cavity of a laser, which comprises a manual supporting mechanism and an intelligent supporting mechanism. The manual supporting mechanism is used for carrying the resonant cavity; and the intelligent supporting mechanism is used for preventing stress deformation of the resonant cavity. The supporting mechanism has the advantages that the supporting mechanism adopts the intelligent supporting mechanism to adjust supporting force of the resonant cavity according to stress deformation signals of the resonant cavity, thereby eliminating stress deformation, ensuring steadiness of the laser device resonant cavity. Simultaneously, the intelligent supporting mechanism is adopted, thereby the supporting mechanism lowers requirements on processing accuracy of the size of a supporting pipe.
Description
[technical field]
The utility model relates to a kind of supporting mechanism that is applied to the high power gas laser resonant cavity, is particularly useful for the carbon dioxide high power gas laser resonant cavity more than 3000 watts and 3000 watts.
[background technology]
High-power CO2 (carbon dioxide) laser has purposes widely in the cutting field, and particularly the CO2 laser more than 3000 watts and 3000 watts in the cutting field of sheet metal, has occupied the application market more than 85%.
The CO2 laser mainly comprises resonant cavity, high-voltage switch gear excitation power supply and the high-speed gas circulatory system more than 3000 watts and 3000 watts, wherein most important parts is a resonant cavity, this resonant cavity is the most crucial parts of laser, because the stability of laser power, reliability are by the resonant cavity decision, resonant cavity also is the sign that guarantees laser beam pattern and quality simultaneously.
As shown in Figure 1, be the structural representation of traditional high power gas laser resonant cavity, the upper wall L1 of its front end-plate 1, end plate 2, stay pipe and the lower wall L2 of stay pipe, the length of upper wall L1 is H1, the length of lower wall is H2.Span between front end-plate 1 and the end plate 2 is generally more than 1.5 meters, because the stay pipe span is oversize, causes resonant cavity to cause complicated stress deformation because of self gravitation, vacuum action and thermal stress easily.Laser resonant cavity is under stress deformation, cause easily stay pipe L1 the variation of L2, be the unequal H2 of H1, both differ 0.3～0.9 millimeter, thereby cause that laser power is under different condition, phenomenons such as the consistency variation of pattern, laser power instability, laser beam pattern change have finally influenced the effect of cutting optical path stability and cutting products.
Simultaneously, be used to install the supporting construction of resonant cavity, as stay pipe, its span with front end-plate 1 and end plate 2 matches, and also surpasses more than 1.5 meters.But the stay pipe that surpasses more than 1.5 meters is difficult for guaranteeing machining accuracy.
[utility model content]
The utility model provides a kind of supporting construction that is applied to the high power gas laser resonant cavity of eliminating the various torsional deformations of laser resonant cavity.
The utility model solves existing technical problem, and a kind of supporting mechanism of laser resonant cavity is provided, and described supporting mechanism comprises the intelligent supporting mechanism that is used to carry the manual support mechanism of resonant cavity and is used for the stress deformation in antiresonance chamber.
The utility model further improves:
Described manual support mechanism comprises supporting traverse, first support side plate, second support side plate, adjustment screw, the first center fixed seat and the second center fixed seat; Described supporting traverse is installed on the pedestal; Described first support side plate and described second support side plate change the vertical distance of its relative described supporting traverse through described adjustment screw; The upper end of described first support side plate is supported the upper end of the described first center fixed seat, described second support side plate and is supported the described second center fixed seat.
Described manual support mechanism comprises fixed block and trip bolt; Described fixed block is connected between described first support side plate and described second support side plate and with described supporting traverse; Described first support side plate and described second support side plate are connected in described fixed block through trip bolt.
Described fixed block and described supporting traverse are integral structure.
Described fixed block and described supporting traverse are fixed together through connector.
Described first center fixed seat and the described second center fixed seat be arranged in parallel; Position between described first center fixed seat and the described second center fixed seat is provided with the 3rd center fixed seat.
Described intelligent supporting mechanism is connected with described the 3rd center fixed seat, drives the described the 3rd the center fixed seat is little to move, to eliminate the stress deformation of resonant cavity.
Described intelligent supporting mechanism is according to the vertical distance of the described relatively supporting traverse of described the 3rd center fixed seat of the stress deformation Signal Regulation of resonant cavity.
This supporting mechanism comprises a plurality of stay pipes, and these a plurality of stay pipes are parallel to described first center fixed seat or the described second center fixed seat, and these a plurality of stay pipes are fixedly connected on the described first center fixed seat and the second center fixed seat.
Fix first end plate and second end plate respectively at the two ends of described a plurality of stay pipes; This first end plate and second end plate are used to install two microscope bases of resonant cavity.
Compared to prior art, the beneficial effects of the utility model are: adopt intelligent supporting mechanism according to the stress deformation Signal Regulation of the resonant cavity support force to resonant cavity, thereby eliminated stress deformation, guaranteed the stability of laser resonant cavity; Simultaneously, owing to adopt intelligent supporting mechanism, reduced requirement to stay pipe dimensioned precision.
[description of drawings]
Fig. 1 is the structural representation of traditional high power gas laser resonant cavity;
Fig. 2 the utility model is applied to the supporting construction schematic diagram of high power gas laser resonant cavity;
Fig. 3 structural representation that to be described stay pipe link to each other with second end plate with first end plate.
[embodiment]
Below in conjunction with description of drawings and embodiment the utility model is further specified.
As shown in Figures 2 and 3, a kind of supporting mechanism of laser resonant cavity, this supporting mechanism comprise manual support mechanism and intelligent supporting mechanism 2.Described manual support mechanism is used to carry resonant cavity 3, and it is existing resonant cavity 3 supporting mechanisms in this area.Described intelligent supporting mechanism 2 is used for the stress deformation in antiresonance chamber 3, utilizes the stress deformation signal of resonant cavity 3, regulates its active force to resonant cavity 3 automatically, thereby offsets distortional stress.
Owing to adopted intelligent supporting mechanism 2, so guaranteed to use the laser stability of the resonant cavity 3 of this intelligence supporting mechanism 2.Simultaneously, also reduced existing to the high-precision requirement of manual supporting mechanism.
Manual support of the present utility model mechanism adopts following structure.
Described manual support mechanism comprises supporting traverse 111, first support side plate 112, second support side plate 113, adjustment screw 118, the first center fixed seat 114 and the second center fixed seat 115.
This manual support mechanism is installed on the pedestal 119, and promptly described supporting traverse 111 is installed on the pedestal 119.
Described first support side plate 112 is fixed on the supporting traverse 111 by adjustment screw 118 with described second support side plate 113, and this first support side plate 112 and second support side plate 113 are with respect to supporting traverse 111 its vertical adjustable height, be that adjustment screw 118 is vertically passed supporting traverse 111 then to the bottom to first support side plate 112 and second support side plate 113, needed height freely forces in adjustment screw according to the operator, screw turns drives by moving or move down on first support side plate 112 of its support and second support side plate 113, thereby has realized changing first support side plate 112 and the second support side plate 113 vertical height with respect to described supporting traverse 111 through adjustment screw 118.
The upper end of described first support side plate 112 is supported the upper end of the described first center fixed seat 114, described second support side plate 113 and is supported the described second center fixed seat 115.First support side plate 112 moves up and down with second support side plate 113 and realizes being connected with second the tight of center fixed seat 115 with the first center fixed seat 114.
Described manual support mechanism also comprises fixed block 120 and trip bolt 117.Described fixed block 120 and is connected with second support side plate 113 with described supporting traverse 111, first support side plate 112 between described first support side plate 112 and described second support side plate 113.Fixed block 120 is fixed in supporting traverse 111, and promptly fixed block 120 is with respect to supporting traverse 111 transfixions.First support side plate 112 is driven by adjustment screw 118 and when mobile, along the side slip of fixed block 120, after the height of first support side plate 112 is determined, uses trip bolt 117 that first support side plate 112 is fixed in fixed block 120, prevents that it is loosening.In like manner, also use trip bolt 117 that second support side plate 113 is fixed in and prevent on the fixed block 120 that it is loosening.
Described fixed block 120 of the present utility model can be integral structure with described supporting traverse 111, is about to supporting traverse and manufactures inverted T-shaped, and the bottom of T is installed on pedestal, and the both sides, top of T link to each other with second support side plate with first support side plate respectively.But in the present embodiment, described fixed block 120 is not an integral structure with described supporting traverse 111, and fixed block 120 and supporting traverse 111 are fixed together through connector, with screw both are fixed together as shown in Figure 2.
The utility model preferably be arranged the described first center fixed seat 114 in parallel with the described second center fixed seat 115; At this moment, on the first center fixed seat 114 and plane, the second center fixed seat, 115 place, and the position between described first center fixed seat 114 and the described second center fixed seat 115 is provided with the 3rd center fixed seat 116.
Described intelligent supporting mechanism 2 is connected with described the 3rd center fixed seat 116, drive described the 3rd center fixed seat 116 little moving, to eliminate the stress deformation of resonant cavity 3, promptly described intelligent supporting mechanism is according to the vertical distance of the described relatively supporting traverse of described the 3rd center fixed seat of the stress deformation Signal Regulation of resonant cavity.
Supporting mechanism of the present utility model comprises a plurality of stay pipes 121, these a plurality of stay pipes 121 are parallel to described first center fixed seat 114 or the described second center fixed seat 115, and these a plurality of stay pipes 121 are fixedly connected on the described first center fixed seat 114 and the second center fixed seat 115.Fix first end plate 122 and second end plate 123 respectively at the two ends of described a plurality of stay pipes 121; This first end plate 122 and second end plate 123 are used to install two microscope bases of resonant cavity.
Operation principle of the present utility model is as follows.
Each parts is in place.
Before laser starts, regulate the adjustment screw 118 on the supporting traverse 111, adjustment screw 118 moves up first support side plate 112 and second support side plate 113, contact fully with the second center fixed seat 115 with the first center fixed seat 114 until first, second support side plate upper top, screw trip bolt 117 this moment, first support side plate 112 and second support side plate 113 are subjected to displacement at the laser Shi Buhui that works long hours, thereby guarantee the stability of laser resonant cavity.
The utility model adopts intelligent supporting mechanism according to the stress deformation Signal Regulation of the resonant cavity support force to resonant cavity, thereby has eliminated stress deformation, has guaranteed the stability of laser resonant cavity; Simultaneously, owing to adopt intelligent supporting mechanism, reduced requirement to stay pipe dimensioned precision.
Above content be in conjunction with concrete preferred implementation to further describing that the utility model is done, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, under the prerequisite that does not break away from the utility model design, can also make some simple deduction or replace, all should be considered as belonging to protection range of the present utility model.
Claims (10)
1. the supporting mechanism of a laser resonant cavity is characterized in that: described supporting mechanism comprises the intelligent supporting mechanism that is used to carry the manual support mechanism of resonant cavity and is used for the stress deformation in antiresonance chamber.
2. the supporting mechanism of laser resonant cavity according to claim 1 is characterized in that: described manual support mechanism comprises supporting traverse, first support side plate, second support side plate, adjustment screw, the first center fixed seat and the second center fixed seat;
Described supporting traverse is installed on the pedestal;
Described first support side plate and described second support side plate change the vertical distance of its relative described supporting traverse through described adjustment screw;
The upper end of described first support side plate is supported the upper end of the described first center fixed seat, described second support side plate and is supported the described second center fixed seat.
3. the supporting mechanism of laser resonant cavity according to claim 2 is characterized in that: described manual support mechanism comprises fixed block and trip bolt; Described fixed block is connected between described first support side plate and described second support side plate and with described supporting traverse; Described first support side plate and described second support side plate are connected in described fixed block through trip bolt.
4. the supporting mechanism of laser resonant cavity according to claim 3, it is characterized in that: described fixed block and described supporting traverse are integral structure.
5. the supporting mechanism of laser resonant cavity according to claim 3, it is characterized in that: described fixed block and described supporting traverse are fixed together through connector.
6. the supporting mechanism of laser resonant cavity according to claim 2, it is characterized in that: described first center fixed seat and the described second center fixed seat be arranged in parallel; Position between described first center fixed seat and the described second center fixed seat is provided with the 3rd center fixed seat.
7. the supporting mechanism of laser resonant cavity according to claim 6, it is characterized in that: described intelligent supporting mechanism is connected with described the 3rd center fixed seat, drives the described the 3rd the center fixed seat is little to move, to eliminate the stress deformation of resonant cavity.
8. the supporting mechanism of laser resonant cavity according to claim 7, it is characterized in that: described intelligent supporting mechanism is according to the vertical distance of the described relatively supporting traverse of described the 3rd center fixed seat of the stress deformation Signal Regulation of resonant cavity.
9. according to the supporting mechanism of any described laser resonant cavity of claim 1 to 8, it is characterized in that: this supporting mechanism comprises a plurality of stay pipes, these a plurality of stay pipes are parallel to described first center fixed seat or the described second center fixed seat, and these a plurality of stay pipes are fixedly connected on the described first center fixed seat and the second center fixed seat.
10. the supporting mechanism of laser resonant cavity according to claim 7 is characterized in that: fix first end plate and second end plate respectively at the two ends of described a plurality of stay pipes; This first end plate and second end plate are used to install two microscope bases of resonant cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202615378U CN201601381U (en) | 2009-12-15 | 2009-12-15 | Supporting mechanism of resonant cavity of laser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202615378U CN201601381U (en) | 2009-12-15 | 2009-12-15 | Supporting mechanism of resonant cavity of laser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201601381U true CN201601381U (en) | 2010-10-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202615378U Expired - Fee Related CN201601381U (en) | 2009-12-15 | 2009-12-15 | Supporting mechanism of resonant cavity of laser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201601381U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107845942A (en) * | 2016-09-19 | 2018-03-27 | 大族激光科技产业集团股份有限公司 | A kind of carbon dioxide laser |
-
2009
- 2009-12-15 CN CN2009202615378U patent/CN201601381U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107845942A (en) * | 2016-09-19 | 2018-03-27 | 大族激光科技产业集团股份有限公司 | A kind of carbon dioxide laser |
| CN107845942B (en) * | 2016-09-19 | 2020-11-03 | 大族激光科技产业集团股份有限公司 | Carbon dioxide laser |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101006 Termination date: 20171215 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |