CN203863215U - Laser welding head with cooling device - Google Patents
Laser welding head with cooling device Download PDFInfo
- Publication number
- CN203863215U CN203863215U CN201420140652.0U CN201420140652U CN203863215U CN 203863215 U CN203863215 U CN 203863215U CN 201420140652 U CN201420140652 U CN 201420140652U CN 203863215 U CN203863215 U CN 203863215U
- Authority
- CN
- China
- Prior art keywords
- air inlet
- laser welding
- gas outlet
- assembly
- pedestal
- 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
Links
- 238000001816 cooling Methods 0.000 title claims abstract description 29
- 238000003466 welding Methods 0.000 title claims abstract description 24
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 31
- 238000007789 sealing Methods 0.000 claims description 18
- 239000011148 porous material Substances 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 2
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 32
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 12
- 229910052757 nitrogen Inorganic materials 0.000 description 6
- 230000008646 thermal stress Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
Landscapes
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility mode belongs to the technical field of laser welding, and particularly relates to a laser welding head with a cooling device. The laser welding head comprises a beam-expanding assembly and a focusing assembly. A base is arranged between the beam-expanding assembly and the focusing assembly, and a channel penetrating through the upper end and lower end of the base is arranged inside the base, the beam-expanding assembly, the focusing assembly and the channel form a closed cavity. The left side and right side of the base are provided with an air inlet and an air outlet respectively, the air inlet and the air outlet are communicated with the channel, an air inlet assembly is arranged at the air inlet, and an air outlet assembly is arranged at the air outlet. Compared with a traditional water cooling method, the laser welding head with the cooling device has the advantages of being simple in structure, high in cooling efficiency, sufficient in heat exchange and not prone to deformation.
Description
Technical field
The utility model belongs to laser welding technology field, is specifically related to a kind of laser welding system with cooling device.
Background technology
Along with the development of solder technology and the rise of automobile industry, the scope of application of plumb joint is more and more wider.Add man-hour, plumb joint to light beam expand with during focusing in there is dissipation of energy, the temperature of focus lamp is raise, eyeglass is easily distortion under the effect of high temperature, the quality of impact welding.In the prior art, what cooling focus lamp adopted is the scheme that water-cooled block is set on plumb joint, by the mode of water-cooled, the heat of focus lamp is taken away.Yet this type of cooling exists obvious defect, main manifestations is following three aspects:
1, water cooling block structure is lengthy and tedious, has increased the weight of the weight of plumb joint, causes the mobility of plumb joint poor;
2, water-cooled block is positioned at the first side of welding, high from the regional temperature away from water-cooled block in cooling procedure, and regional temperature close to water-cooled block is relatively low, easily forms thermal stress, causes plumb joint distortion;
3, by the mode of the heat transmission between water-cooled block and plumb joint inner chamber, undertaken cooling, cooling slowly, poor effect.
Utility model content
The object of the utility model embodiment is the deficiency for traditional water-cooling pattern, proposes a kind of new laser welding system with cooling device.
With a laser welding system for cooling device, comprise and expand assembly and focus pack, it is characterized in that: described in expand between assembly and focus pack and be provided with pedestal; Described base interior is provided with the passage that runs through its upper and lower two ends; The described cavity that forms a sealing between assembly, focus pack and passage that expands; The left and right sides of described pedestal is respectively equipped with air inlet and gas outlet; Described air inlet and gas outlet are all connected with described passage; Described air inlet place is provided with air intake assembly, and place, described gas outlet is provided with out pneumatic module.
Further illustrate, described in expand assembly comprise beam expanding lens and collimation microscope base, described beam expanding lens is arranged in described collimation microscope base, described collimation microscope base is fixedly connected with described pedestal; Described focus pack comprises focus lamp and focusing microscope base, and described focus lamp is arranged in described focusing microscope base, and described focusing microscope base is fixedly connected with described pedestal.
Further illustrate, described air intake assembly comprises air inlet pipe and air inlet pipe joint; Described air inlet pipe is connected with described air inlet by described air inlet pipe joint; Describedly go out pneumatic module and comprise escape pipe and escape pipe joint; Described escape pipe is connected with described gas outlet by escape pipe joint.
Further illustrate, described air intake assembly also comprises the first sealing ring; Described the first sealing ring is set on described air inlet pipe joint.
Further illustrate, described in go out pneumatic module and also comprise breather valve and end cap; The area of described breather valve is greater than described gas outlet; Described end cap is bolted on described pedestal, and described breather valve is held out against in outside, described gas outlet; Described end cap is provided with screwed hole; One end of described escape pipe joint is provided with the screw thread agreeing with mutually with described screwed hole, is located in described screwed hole.
Further illustrate, described breather valve is disc-shaped, and its surface offers a plurality of pores.
Further illustrate, described in go out pneumatic module and also comprise the second sealing ring; Described end cap edge surrounding is provided with a circle mounting groove; Described the second sealing ring is set in described mounting groove.
Further illustrate, described air inlet is positioned at the upper end of described pedestal; Described gas outlet is positioned at the lower end of described pedestal.
Further illustrate, described air inlet and described gas outlet lay respectively at described pedestal distance two ends farthest.
The beneficial effect that the utility model embodiment brings is: the technical scheme of the air cooling mode that this laser welding system adopts is compared with traditional water-cooling pattern, simple in structure, has alleviated the weight of plumb joint, and its mobility is significantly promoted, and has improved flexibility; Refrigerating gas is full of the whole passage of pedestal, can fully carry out heat exchange with focus lamp, and cooling effectiveness is high, expends cooling raw material few, and cooling even, and thermal stress gradient is little, can not cause plumb joint distortion; Air intake assembly is reasonable with the location layout that goes out pneumatic module, can not cause interference to the installation of other parts.
Accompanying drawing explanation
Fig. 1 is the longitudinal cross-section schematic diagram of the utility model embodiment;
Fig. 2 is the structural representation of the utility model embodiment.
The specific embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
As shown in Figure 1, the utility model embodiment proposes a kind of laser welding system with cooling device, comprises pedestal 1, air intake assembly 2, goes out pneumatic module 3, expands assembly 4 and focus pack 5.Wherein, pedestal 1 is arranged on and expands between assembly 4 and focus pack 5; Pedestal 1 inside is provided with the passage 11 that runs through its upper and lower two ends; Expand the cavity that forms a sealing between assembly 4, focus pack 5 and passage 11; The left and right sides of pedestal 1 is respectively equipped with air inlet 12 and gas outlet 13; Air inlet 12 and gas outlet 13 are all connected with passage 11; Air intake assembly 2 is arranged on air inlet 12 places, goes out pneumatic module 3 and is arranged on 13 places, gas outlet.This laser welding system is simple in structure, and weight is lighter, and its mobility is significantly promoted, and has improved flexibility.
In the present embodiment, expand assembly 4 and comprise beam expanding lens and collimation microscope base, beam expanding lens is arranged in collimation microscope base, and collimation microscope base is fixedly connected with pedestal 1; Focus pack 5 comprises focus lamp and focusing microscope base, and focus lamp is arranged on and focuses in microscope base, focuses on microscope base and is fixedly connected with pedestal 1.
As shown in Figure 2, air intake assembly 2 comprises air inlet pipe 21 and air inlet pipe joint 22, and air inlet pipe 21 is connected with air inlet 12 by air inlet pipe joint 22; Go out pneumatic module 3 and comprise escape pipe 31 and escape pipe joint 32, escape pipe 31 is connected with gas outlet 13 by escape pipe joint 32.
As an alternative, air intake assembly 2 also comprises the first sealing ring (not shown); This first sealing ring is set on air inlet pipe joint 22.Particularly, one end of air inlet pipe joint 22 is fixedly connected with air inlet pipe 21, and the other end is provided with screw thread, and the first sealing ring is enclosed within on screw thread.The first sealing ring is close to the space between air inlet pipe joint 22 and air inlet 12, the air-tightness while guaranteeing to pass into gas toward pedestal.
In the present embodiment, go out pneumatic module 3 and also comprise breather valve 33 and end cap 34; The area of breather valve 33 is greater than gas outlet 13; End cap 34 is bolted on pedestal 1, and breather valve 33 is held out against to 13 outsides in gas outlet; End cap 34 is provided with screwed hole; One end of escape pipe joint 32 is provided with the screw thread agreeing with mutually with screwed hole, is located in screwed hole.Breather valve 33 be take copper as raw material, and good heat conductivity can be born larger thermal stress, prevents from when gas outlet and eluting gas from carrying out heat exchange deforming.
Particularly, breather valve 33 is disc-shaped, and its surface offers a plurality of pores.These pores can prevent that gas is too quickly from the interior outflow of passage 11, have also increased the heat-conducting area of breather valve 33 simultaneously.
In the present embodiment, go out pneumatic module 3 and also comprise the second sealing ring 35; End cap 34 edge surroundings are provided with a circle mounting groove; The second sealing ring 35 is set in mounting groove.The second sealing ring 35 is close to the space between end cap 34 and gas outlet 13, has guaranteed the air-tightness of plumb joint.
Air inlet 12 is relative with gas outlet 13 and establish.In the present embodiment, air inlet 12 is positioned at the upper end of pedestal 1; Gas outlet 13 is positioned at the lower end of pedestal 1.Like this, the gas that temperature is lower passes into from air inlet 12, carries out after heat exchange with focus lamp, and the higher gas of temperature 13 is discharged from gas outlet, forms the dynamic equilibrium layer of a stable gas pressure from top to bottom.Importantly, refrigerating gas is full of whole passage 11, can fully carry out heat exchange with focus lamp, and cooling effectiveness is high, expends cooling raw material few, and cooling even, and thermal stress gradient is little, can not cause plumb joint distortion.
Air inlet 12 and gas outlet 13 lay respectively at pedestal 1 distance two ends farthest.In the present embodiment, pedestal 1 is preferably rectangular shape, and air inlet 12 and gas outlet 13 lay respectively at pedestal 1 two drift angle places corresponding to long-diagonal.Layout makes air intake assembly 2 and goes out pneumatic module 3 can not interfere the installation of other parts like this, and the thickness at pedestal 1 drift angle place is thicker with respect to other parts, facilitates the processing of offering of air inlet 12 and gas outlet 13.
Air and nitrogen can, as refrigerating gas of the present utility model, gather all very convenient.Aridity consideration based on equipment, nitrogen is optimal selection.The operation principle of the cooling device that the utility model embodiment provides is roughly as follows: before laser welding system work, need to first pass into nitrogen, make nitrogen be full of whole passage 11, discharge hydrone, prevent that hydrone from condensation occurring in cooling procedure; Laser welding system starts processing, and focus lamp is heating gradually, and cooling nitrogen passes into from air inlet 12, contacts heat exchange occurs with focus lamp, forms scorching hot nitrogen, then 13 discharges from gas outlet; So move in circles, until machine.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (7)
1. with a laser welding system for cooling device, comprise and expand assembly and focus pack, it is characterized in that: described in expand between assembly and focus pack and be provided with pedestal; Described base interior is provided with the passage that runs through its upper and lower two ends; The described cavity that forms a sealing between assembly, focus pack and passage that expands; The left and right sides of described pedestal is respectively equipped with air inlet and gas outlet; Described air inlet and gas outlet are all connected with described passage; Described air inlet place is provided with air intake assembly, and place, described gas outlet is provided with out pneumatic module; The described assembly that expands comprises beam expanding lens and collimation microscope base, and described beam expanding lens is arranged in described collimation microscope base, and described collimation microscope base is fixedly connected with described pedestal; Described focus pack comprises focus lamp and focusing microscope base, and described focus lamp is arranged in described focusing microscope base, and described focusing microscope base is fixedly connected with described pedestal; Described air intake assembly comprises air inlet pipe and air inlet pipe joint; Described air inlet pipe is connected with described air inlet by air inlet pipe joint; Describedly go out pneumatic module and comprise escape pipe and escape pipe joint; Described escape pipe is connected with described gas outlet by escape pipe joint.
2. laser welding system according to claim 1, is characterized in that: described air intake assembly also comprises the first sealing ring; Described the first sealing ring is set on described air inlet pipe joint.
3. laser welding system according to claim 1, is characterized in that: described in go out pneumatic module and also comprise breather valve and end cap; The area of described breather valve is greater than described gas outlet; Described end cap is bolted on described pedestal, and described breather valve is held out against in outside, described gas outlet; Described end cap is provided with screwed hole; One end of described escape pipe joint is provided with the screw thread agreeing with mutually with described screwed hole, is located in described screwed hole.
4. laser welding system according to claim 3, is characterized in that: described breather valve is disc-shaped, and its surface offers a plurality of pores.
5. laser welding system according to claim 4, is characterized in that: described in go out pneumatic module and also comprise the second sealing ring; Described end cap edge surrounding is provided with a circle mounting groove; Described the second sealing ring is set in described mounting groove.
6. laser welding system according to claim 1, is characterized in that: described air inlet is positioned at the upper end of described pedestal; Described gas outlet is positioned at the lower end of described pedestal.
7. laser welding system according to claim 6, is characterized in that: described air inlet and described gas outlet lay respectively at described pedestal distance two ends farthest.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420140652.0U CN203863215U (en) | 2014-03-26 | 2014-03-26 | Laser welding head with cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420140652.0U CN203863215U (en) | 2014-03-26 | 2014-03-26 | Laser welding head with cooling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203863215U true CN203863215U (en) | 2014-10-08 |
Family
ID=51644204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420140652.0U Expired - Lifetime CN203863215U (en) | 2014-03-26 | 2014-03-26 | Laser welding head with cooling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203863215U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105397318A (en) * | 2015-12-29 | 2016-03-16 | 苏州润昇精密机械有限公司 | Laser welding head structure capable of automatically cooling welded workpiece |
| CN106334874A (en) * | 2015-07-15 | 2017-01-18 | 山西运城制版集团（上海）企业发展有限公司 | Optical transmission device with heat-dissipating part and used for laser engraving machine |
| CN110238564A (en) * | 2019-05-14 | 2019-09-17 | 江苏圣珀新材料科技有限公司 | A kind of cooling means of tubular material inside weld protection |
-
2014
- 2014-03-26 CN CN201420140652.0U patent/CN203863215U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106334874A (en) * | 2015-07-15 | 2017-01-18 | 山西运城制版集团（上海）企业发展有限公司 | Optical transmission device with heat-dissipating part and used for laser engraving machine |
| CN105397318A (en) * | 2015-12-29 | 2016-03-16 | 苏州润昇精密机械有限公司 | Laser welding head structure capable of automatically cooling welded workpiece |
| CN110238564A (en) * | 2019-05-14 | 2019-09-17 | 江苏圣珀新材料科技有限公司 | A kind of cooling means of tubular material inside weld protection |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141008 |