CN206236951U - A kind of axle flows the resonance cavity system of carbon dioxide laser soon - Google Patents
A kind of axle flows the resonance cavity system of carbon dioxide laser soon Download PDFInfo
- Publication number
- CN206236951U CN206236951U CN201621327875.3U CN201621327875U CN206236951U CN 206236951 U CN206236951 U CN 206236951U CN 201621327875 U CN201621327875 U CN 201621327875U CN 206236951 U CN206236951 U CN 206236951U
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- air inlet
- heat exchanger
- plate
- bearing
- discharge tube
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Abstract
The utility model is related to field of laser device technology, and in particular to a kind of axle flows the resonance cavity system of carbon dioxide laser soon.Including light bridge, discharge tube, front end-plate and end plate, also include air inlet heat exchanger and Five-way tube, discharge tube is fixed on light bridge by cathode branch fagging, light bridge and discharge tube two ends are fixedly connected with front end-plate and end plate respectively, air inlet heat exchanger one end is connected by oscillating bearing and torsion spring with front end-plate, and the other end is connected by needle bearing and linear bearing with end plate.Traditional central tube is replaced using heat exchanger, air inlet intermediate link had both been saved, crushing is reduced, while saving the overall space of laser.Discharge tube is fixed on light bridge, discharge tube, front end-plate and end plate and light bridge is constituted an entirety, connected using bearing and spring between this entirety and heat exchanger, improve the stability of resonator.
Description
Technical field
The utility model is related to field of laser device technology, and in particular to a kind of axle flows the resonator of carbon dioxide laser soon
System.
Background technology
Axle flows carbon dioxide laser soon, due to its good beam quality, power high, good stability, simple to operate and maintenance
The advantages of facilitating and turn into modern industry processing main stream light sources.Wherein resonator is the core that axle flows carbon dioxide laser soon
One of part, is typically made up of parts such as discharge tube, end plate and light bridges.The effect of resonator is that selection frequency is consistent with direction
Light ceaselessly carries out being excited to amplify in resonator, so as to produce laser.For the fast stream carbon dioxide laser of axle, it enters
The mounting means of depressed structure and resonator directly affects the stability of the discharging efficiency resonant cavity of laser.
The cavity resonator structure of traditional fast axis flow CO2 laser device has two kinds：1st, enter to go to one by the gas of heat exchanger
In hollow aluminum pipe circular long, commonly referred to as central tube, light bridge and discharge tube are arranged on central tube afterwards, its shortcoming exists
In, the intermediate link-central tube of gas flowing is increased, bring the pressure loss of gas and increased cost and manufacture hardly possible
Degree, on central tube, the deformation of central tube will make the axis runout optical axis of discharge tube to discharge tube, make laser power in addition
Changed with pattern.2nd, light bridge is arranged on casing, heat exchanger exit is connected with discharge tube air inlet by bellows,
Its shortcoming is light bridge not high with the degree of isolation of casing, and the vibration and deformation of casing can be delivered on light bridge, influences its stabilization
Property, using bellows connected mode, connecting pipe is long, is also easy to produce gas crushing, and structural device miniaturization and densification are difficult
Degree is high.
Utility model content
In order to solve the above technical problems, the utility model provides the axle that a kind of crushing is low, stability is high flows titanium dioxide soon
The resonance cavity system of carbon laser.
The technical solution of the utility model is, a kind of axle flows the resonance cavity system of carbon dioxide laser soon, including light bridge,
Discharge tube, front end-plate and end plate, also including air inlet heat exchanger and Five-way tube, the discharge tube is fixed on by cathode branch fagging
On the smooth bridge, the smooth bridge and discharge tube be arranged in parallel, and the discharge tube two ends are fixed with front end-plate and end plate connect respectively
Connect, the Guang Qiao two ends are Nian Jie by epoxy glue with front end-plate and end plate respectively, the air inlet heat exchanger is provided with heat exchanger
Air inlet and heat exchanger gas outlet, the heat exchanger gas outlet connect with the air inlet pipe of the discharge tube, the discharge tube outlet
End connects with the Five-way tube inlet end, and the Five-way tube is provided with air stream outlet, and described air inlet heat exchanger one end passes through joint
Bearing and torsion spring are connected with the front end-plate, and the other end is connected by needle bearing and linear bearing with the end plate.
Further, the discharge tube includes four, and is be arranged in parallel by two groups, and every group coaxially arranged is led to by two in five
The discharge tube of pipe both sides is constituted, and the Five-way tube includes four air inlets and a gas outlet, four air inlets respectively with
Four outlet side connections of discharge tube.
Further, cathode branch fagging top is provided with retainer ring, bottom be provided with for connect discharge tube outlet side and
The mounting hole of Five-way tube air inlet, the smooth bridge includes light bridge bar and the light bridge muff being sheathed on outside light bridge bar, the fixation
On the smooth bridge bar, from both sides, inserting is arranged at the mounting hole to hoop respectively for discharge tube outlet side and Five-way tube air inlet
Interior, the mounting hole both sides are equipped with seal washer, and the seal washer is externally provided with the sealing plate for compressing seal washer, institute
State and be bolted between sealing plate.
Further, the air inlet heat exchanger two ends are equipped with support frame, and support frame as described above top is fixedly connected with casing,
Support frame as described above is fixedly connected with air inlet heat exchanger end plate by leaf spring.
Further, the needle bearing is fixed on the air inlet heat exchanger shell, is covered with outside the needle bearing
The needle bearing seat being connected with air inlet heat exchanger shell, the first gag lever post, the end plate are fixed with the needle bearing seat
On be fixed with the second gag lever post, first gag lever post and the second gag lever post are by back-moving spring elastic connection, the end plate
On be further fixed on bearing pin, the bearing pin is held on the needle bearing, and the central shaft of the bearing pin and the needle bearing hangs down
Directly.
Further, one jiao of the end plate bottom is provided with linear bearing fixed part, is set on the linear bearing fixed part
Have linear bearing mounting hole, the linear bearing is fixedly arranged in the linear bearing mounting hole, the air inlet heat exchanger shell with
A U-shaped bearing bracket stand is fixed with the relative another side of needle bearing, the linear bearing fixed part is fixed on the U by one
On profile shaft bolster, and bearing rod through the linear bearing and the U-shaped bearing bracket stand is defined in the U-shaped of the U-shaped bearing bracket stand
In space.
Further, the oscillating bearing is arranged on the housing of the air inlet heat exchanger and needle bearing homonymy, described
The movable axis of oscillating bearing is fixedly connected with front end-plate.
Further, the torsion spring is arranged on the housing of the air inlet heat exchanger and linear bearing homonymy, described
The other end of torsion spring is fixedly connected with the inner surface of the front end-plate.
Further, the air inlet heat exchanger includes air inlet heat exchanger shell, is arranged at dissipating in air inlet heat exchanger shell
Backing installing plate, fin and thermal insulation board, the fin installing plate are oppositely arranged with the thermal insulation board, multigroup radiating
Piece be arranged in parallel and is installed on the fin installing plate, and the other end is fixedly connected with the thermal insulation board, the heat-insulated edges of boards
Edge is in close contact with the air inlet heat exchanger shell inwall, and middle part is protruded to fin side, in thermal insulation board and air inlet heat exchanger
Insulated cavity is formed between housing, the thermal insulation board middle part is provided with the high-temperature gas connected with the enterprising stomata of air inlet heat exchanger shell
Air inlet pipe, the high-temperature gas air inlet end surfaces are not less than the thermal insulation board brim height.
Further, the front end-plate and end plate are provided with the hole for injecting glue for injecting epoxy glue, and the heat exchanger enters
Gas port is made using Heat Conduction Material is difficult.
The beneficial effects of the utility model：Traditional central tube is replaced using heat exchanger, air inlet intermediate link had both been saved,
Crushing is reduced, while saving the overall space of laser.Discharge tube is fixed on light bridge, make discharge tube, front end-plate and
End plate constitutes an entirety with light bridge, is connected using bearing and spring between this entirety and heat exchanger, improves resonator
Stability.Insulated cavity is set between the thermal insulation board and housing of heat exchanger, high-temperature gas can be reduced for heat exchanger shell
The temperature influence of air inlet side, reduces the thermal deformation of heat exchanger shell.
Brief description of the drawings
Fig. 1 is the resonance cavity system stereogram that a kind of axle of the utility model flows carbon dioxide laser soon；
Fig. 2 is the decomposing schematic representation (not including heat exchanger) of Fig. 1；
Fig. 3 is the air inlet pipe connection diagram of heat exchanger gas outlet and discharge tube；
Fig. 4 is cathode branch fagging, discharge tube outlet side and Five-way tube air inlet connection diagram；
Fig. 5 is cathode branch fagging, discharge tube outlet side and Five-way tube air inlet connection schematic cross-sectional view；
Fig. 6 is discharge tube outlet side and end plate connection diagram；
Fig. 7 is air inlet heat exchanger end and support frame connection diagram；
Fig. 8 is torsion spring connection diagram；
Fig. 9 is U-shaped bearing bracket stand and linear bearing connection diagram；
Figure 10 is needle bearing schematic diagram；
Figure 11 is air inlet heat exchanger schematic diagram；
Figure 12 is air inlet heat exchanger longitudinal sectional view.
Specific embodiment
Below by way of specific embodiment, the utility model is described in further detail：
As illustrated in fig. 1 and 2, a kind of axle flows the resonance cavity system of carbon dioxide laser and is rotated by 90 ° the vertical of placement to the right soon
Body schematic diagram, it includes air inlet heat exchanger 1, light bridge 2, discharge tube 3, Five-way tube 4, cathode branch fagging 5, front end-plate 6 and end plate
7.The two ends of discharge tube 3 are fixedly connected with front end-plate and end plate respectively, and the two ends of light bridge 2 pass through with front end-plate 6 and end plate 7 respectively
Epoxy glue is bonded.As shown in figure 3, air inlet heat exchanger 1 is provided with two heat exchanger air inlets 11 and four heat exchanger gas outlets 12,
Heat exchanger gas outlet 12 connects with the air inlet pipe 16 of discharge tube 3.Discharge tube 3 includes four, is be arranged in parallel by two groups, and every group by two
The coaxially arranged discharge tube in Five-way tube both sides of root is constituted.Five-way tube 4 includes four Five-way tube air inlets 17 and a Five-way tube
Gas outlet 18, the discharge tube outlet side 21 of four Five-way tube air inlets 17 respectively with four discharge tubes 3 connects.Light bridge 2 includes light
Bridge bar 13 and three sections of light bridge muffs 14 being sheathed on outside light bridge bar 13.The top of cathode branch fagging 5 is provided with retainer ring 15, and bottom sets
There is the mounting hole for connecting discharge tube outlet side 21 and Five-way tube air inlet 17, fixed hoop will be put on light bridge bar 13
Fulgurite 3 is set in parallel on light bridge 2.
As shown in Figures 4 and 5, discharge tube outlet side 21 and Five-way tube air inlet 17 insert cathode branch fagging 5 from both sides respectively
Mounting hole in, mounting hole both sides are equipped with seal washer 20, and seal washer 20 is externally provided with for compressing the close of seal washer 20
Shrouding 19, is bolted between sealing plate 19, so that forming a sealing cavity in whole mounting hole, goes out discharge tube
Connection is sealed between gas end 21 and Five-way tube air inlet 17.Using the structure of mounting hole of cathode branch fagging 5, by four discharge tubes 3
Four air inlets with Five-way tube 4 are coupled together.As shown in fig. 6, four other ends of discharge tube 3 and front end-plate 6 or end plate 7
Between using being connected with identical structure at the mounting hole of cathode branch fagging 5, i.e., open up mounting hole on front end-plate 6 or end plate 7,
Sealing ring is installed hole surface is installed, after then the end of discharge tube 3 is inserted in mounting hole, is compressed by sealing plate 19 and sealed.
As shown in fig. 7, the two ends of air inlet heat exchanger 1 are equipped with support frame 8, support frame 8 includes connecting with the housing of air inlet heat exchanger 1
The side plate for connecing and the end plate being connected with the end of air inlet heat exchanger 1, wherein, the side plate of support frame 8 is fixedly connected with casing, support frame
8 end plate is fixedly connected with the end plate of air inlet heat exchanger 1 by leaf spring 22.
As shown in figure 8, being provided with an oscillating bearing 9, the movable axis of oscillating bearing 9 on the left shell of air inlet heat exchanger 1
It is fixedly connected with front end-plate 6.One torsion spring 23 is installed on the right shell of air inlet heat exchanger 1, torsion spring 23 it is another
End is fixedly connected with the inner surface of front end-plate 6.
As shown in figure 9, the one end on the right shell of air inlet heat exchanger 1 away from torsion spring 23 is fixed with a U-shaped bearing
Frame 25, the opening of U-shaped bearing bracket stand 25 is outwardly.One jiao of 7 bottom of end plate is provided with linear bearing fixed part 24, linear bearing fixed part
24 are provided with linear bearing mounting hole 26, and linear bearing mounting hole 26 is interior to be installed with a linear bearing 27.Linear bearing
Fixed part 27 is fixed on U-shaped bearing bracket stand 25 by one, and bearing rod 28 through linear bearing 27 and U-shaped bearing bracket stand 25 is limited
In in the U-shaped space of U-shaped bearing bracket stand 25.
As shown in Figure 10, the left shell of air inlet heat exchanger 1 is fixed with a needle bearing away from one end of oscillating bearing 9
29, a needle bearing seat 10 being connected with air inlet heat exchanger shell 38 is covered with outside needle bearing 29.On needle bearing seat 10
The first gag lever post 32 is fixed with, the second gag lever post 33 is fixed with end plate 7, the first gag lever post 32 passes through with the second gag lever post 33
The elastic connection of back-moving spring 31.Wherein, the first gag lever post 32 is parallel with the central shaft of needle bearing 19, and the second gag lever post 33 and
One gag lever post 32 is vertically arranged.A bearing pin 30 parallel with the second gag lever post 33 is further fixed on end plate 7, bearing pin 30 is shelved
In (being that Figure 10 overturns 90 ° of placements to the left when this patent shown device is normally used) on needle bearing 29.In front end-plate 6 with after
End plate 7 is provided with multiple hole for injecting glue 40 for injecting epoxy glue, after the relative position of front end-plate 6 and end plate 7 is adjusted, leads to
Cross and end plate and light bridge bar are sticky to pouring into epoxy glue in hole for injecting glue 40, now, end plate and light bridge bar all in free state,
Can prevent usual Hard link from the stress that can be produced being installed.
As shown in FIG. 11 and 12, air inlet heat exchanger 1 includes air inlet heat exchanger shell 38, is arranged at air inlet heat exchanger shell 38
Interior fin installing plate 37, fin 36 and thermal insulation board 34.Fin installing plate 37 is the broken line type tabular that angle is obtuse angle
Structure, its opening is outwardly.34 pairs of settings of fin installing plate 37 and thermal insulation board phase, fin 36 includes two groups, and every group comprising more
The fin 36 that piece be arranged in parallel.Acute angle is formed between two groups of fin 36.The other end of fin 3636 is fixed with thermal insulation board 34
Connection, the edge of thermal insulation board 34 is in close contact with the inwall of air inlet heat exchanger shell 38, and middle part is protruded to the side of fin 36, heat-insulated
Insulated cavity 39 is formed between plate 34 and air inlet heat exchanger shell 38.The middle part of thermal insulation board 34 be provided with air inlet heat exchanger shell 38
The high-temperature gas air inlet pipe 35 of air admission hole connection, the end face of high-temperature gas air inlet pipe 35 is not less than the brim height of thermal insulation board 34.So as to
Can prevent high-temperature gas from entering in insulated cavity 39, reduce temperature shadow of the high-temperature gas for the air inlet side of heat exchanger shell 38
Ring, reduce the thermal deformation of heat exchanger shell 38.Heat exchanger air inlet 11 prevents High Temperature Gas using Heat Conduction Material making is difficult simultaneously
The heat of body and laser blower fan is transmitted on heat exchanger by it.
The above, specific embodiment only of the present utility model, it is noted that any to be familiar with those skilled in the art
In the technical scope disclosed by the utility model, the change or replacement that can be readily occurred in should all be covered in the utility model member
Protection domain within.
Claims (10)
1. a kind of axle flows the resonance cavity system of carbon dioxide laser soon, including light bridge (2), discharge tube (3), front end-plate (6) and
End plate (7), it is characterised in that：Also include air inlet heat exchanger (1) and Five-way tube (4), the discharge tube (3) is by cathode support
Plate (5) is fixed on the smooth bridge (2), and the smooth bridge (2) and discharge tube (3) be arranged in parallel, discharge tube (3) the two ends difference
It is fixedly connected with front end-plate (6) and end plate (7), smooth bridge (2) two ends pass through with front end-plate (6) and end plate (7) respectively
Epoxy glue is bonded, and the air inlet heat exchanger (1) is provided with heat exchanger air inlet (11) and heat exchanger gas outlet (12), the heat exchange
Device gas outlet (12) connects with the air inlet pipe of the discharge tube (3), outlet side and the Five-way tube (4) of the discharge tube (3)
Inlet end connection, the Five-way tube (4) is provided with air stream outlet (18), and described air inlet heat exchanger (1) one end passes through joint shaft
Hold (9) and torsion spring (23) be connected with the front end-plate (6), the other end by needle bearing (29) and linear bearing (27) and
End plate (7) connection.
2. axle as claimed in claim 1 flows the resonance cavity system of carbon dioxide laser soon, it is characterised in that：The discharge tube
(3) including four, and it is be arranged in parallel by two groups, every group by two coaxially arranged discharge tube (3) structures in Five-way tube (4) both sides
Into the Five-way tube (4) includes four Five-way tube air inlets (17) and an air stream outlet (18), four Five-way tube air inlets
The outlet side of mouth (17) respectively with four discharge tubes (3) connects.
3. axle as claimed in claim 1 flows the resonance cavity system of carbon dioxide laser soon, it is characterised in that：The cathode support
Plate (5) top is provided with retainer ring (15), and bottom is provided with for connecting discharge tube outlet side (21) and Five-way tube air inlet (17)
Mounting hole, the smooth bridge (2) is including light bridge bar (13) and is sheathed on light bridge bar (13) light bridge muff (14) outward, the fixation
On the smooth bridge bar (13), discharge tube outlet side (21) and Five-way tube air inlet (17) are inserted ring (15) hoop from both sides respectively
It is arranged in the mounting hole, the mounting hole both sides are equipped with seal washer (20), the seal washer (20) is externally provided with use
In the sealing plate (19) for compressing seal washer (20), it is bolted between the sealing plate (19).
4. axle as claimed in claim 1 flows the resonance cavity system of carbon dioxide laser soon, it is characterised in that：The air inlet heat exchange
Device (1) two ends are equipped with support frame 8, and support frame as described above (8) top is fixedly connected with casing, and support frame as described above (8) is changed with air inlet
Hot device (1) end plate is fixedly connected by leaf spring (22).
5. axle as claimed in claim 1 flows the resonance cavity system of carbon dioxide laser soon, it is characterised in that：The needle bearing
(29) it is fixed on the housing of the air inlet heat exchanger (1), is covered with and air inlet heat exchanger (1) shell outside the needle bearing (29)
Connected needle bearing seat (10) of body, the first gag lever post (32), the end plate (7) are fixed with needle bearing seat (10)
On be fixed with the second gag lever post (33), first gag lever post (32) is with the second gag lever post (33) by back-moving spring (31) elasticity
Connection, is further fixed on bearing pin (30) on the end plate (7), the bearing pin (30) is held on the needle bearing (29), institute
State the central axis of bearing pin (30) and the needle bearing (29).
6. axle as claimed in claim 1 flows the resonance cavity system of carbon dioxide laser soon, it is characterised in that：The end plate
(7) one jiao of bottom is provided with linear bearing fixed part (24), and the linear bearing fixed part (24) is provided with linear bearing mounting hole
(26), the linear bearing (27) is fixedly arranged in the linear bearing mounting hole (26), the housing of the air inlet heat exchanger (1) with
A U-shaped bearing bracket stand (25) is fixed with the relative another side of needle bearing (29), the linear bearing fixed part (24) passes through
One is fixed on the U-shaped bearing bracket stand (25), and through the linear bearing (27) and the bearing rod of the U-shaped bearing bracket stand (25)
(28) it is defined in the U-shaped space of the U-shaped bearing bracket stand (25).
7. axle as claimed in claim 1 flows the resonance cavity system of carbon dioxide laser soon, it is characterised in that：The oscillating bearing
(9) it is arranged on the housing of the air inlet heat exchanger (1) and needle bearing (29) homonymy, the movable axis of the oscillating bearing (9)
It is fixedly connected with front end-plate (6).
8. axle as claimed in claim 1 flows the resonance cavity system of carbon dioxide laser soon, it is characterised in that：The torsion spring
(23) be arranged on the housing of the air inlet heat exchanger (1) and linear bearing (27) homonymy, the torsion spring (23) it is another
End is fixedly connected with the inner surface of the front end-plate (6).
9. axle as claimed in claim 1 flows the resonance cavity system of carbon dioxide laser soon, it is characterised in that：The air inlet heat exchange
Device (1) includes air inlet heat exchanger shell (38), the fin installing plate (37) being arranged in air inlet heat exchanger shell (38), radiating
Piece (36) and thermal insulation board (34), the fin installing plate (37) are oppositely arranged with the thermal insulation board (34), multigroup radiating
Piece (36) be arranged in parallel and is installed on the fin installing plate (37), and the other end is fixedly connected with the thermal insulation board (34),
Thermal insulation board (34) edge is in close contact with air inlet heat exchanger shell (38) inwall, and middle part is convex to fin (36) side
Go out, insulated cavity (39) is formed between thermal insulation board (34) and air inlet heat exchanger shell (38), thermal insulation board (34) middle part sets
There are the high-temperature gas air inlet pipe (35) connected with heat exchanger air inlet (11) on air inlet heat exchanger shell (38), the high-temperature gas
Air inlet pipe end (35) face is not less than the thermal insulation board (34) brim height.
10. axle as claimed in claim 1 flows the resonance cavity system of carbon dioxide laser soon, it is characterised in that：The front end-plate
And end plate (7) is provided with the hole for injecting glue (40) for injecting epoxy glue (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621327875.3U CN206236951U (en) | 2016-12-06 | 2016-12-06 | A kind of axle flows the resonance cavity system of carbon dioxide laser soon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621327875.3U CN206236951U (en) | 2016-12-06 | 2016-12-06 | A kind of axle flows the resonance cavity system of carbon dioxide laser soon |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206236951U true CN206236951U (en) | 2017-06-09 |
Family
ID=58978662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621327875.3U Expired - Fee Related CN206236951U (en) | 2016-12-06 | 2016-12-06 | A kind of axle flows the resonance cavity system of carbon dioxide laser soon |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206236951U (en) |
-
2016
- 2016-12-06 CN CN201621327875.3U patent/CN206236951U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170609 Termination date: 20211206 |