CN205587837U - Laser cutting head blows protection gas device - Google Patents
Laser cutting head blows protection gas device Download PDFInfo
- Publication number
- CN205587837U CN205587837U CN201620368853.5U CN201620368853U CN205587837U CN 205587837 U CN205587837 U CN 205587837U CN 201620368853 U CN201620368853 U CN 201620368853U CN 205587837 U CN205587837 U CN 205587837U
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- China
- Prior art keywords
- cavity
- air
- guide ring
- air inlet
- main body
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- Withdrawn - After Issue
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Abstract
The utility model discloses a laser cutting head blows protection gas device, including the main part of admitting air, at the air guide seat, pottery and the nozzle that admit air and install in proper order, be equipped with the main part chamber in the main part of admitting air under the main part on the terminal surface, the inlet channel who is equipped with first cavity in the main part of admitting air, is connected with first cavity, inlet channel extend to the main part up end that admits air, form the air inlet, air guide seat and admit air and be equipped with air guide ring between the main part, in the air guide ring partition load main part chamber, just with main part chamber clearance fit, the clearance between main part intracavity wall and the air guide ring outer wall is the second cavity, in the air guide seat partition load air guide ring, and air guide ring clearance fit, the clearance between air guide ring inner wall and the air guide seat outer wall is the third cavity, first cavity and second cavity intercommunication, second cavity and third cavity intercommunication, be equipped with the air guide cavity with third cavity intercommunication on the air guide seat. Air current from the nozzle flows is evenly stable, has improved the joint -cutting quality of cutting panel greatly, reduces the processing cost.
Description
Technical field
This utility model relates to laser cutting technique field, more specifically, relating to a kind of ray laser cutting head and blowing protection device of air.
Background technology
The demand of laser cutting machine tool is increased sharply by recent year, and optical-fiber laser cutting off machine is easy to safeguard owing to having, and the plurality of advantages such as consuming cost is low, and cutting section is excellent are so the growth of demand seems especially prominent.Laser cutting head, as the important composition parts of laser cutting machine tool, directly affects the laser cutting machine tool cut quality to sheet material.And blowing protection gas is a requisite link, air-flow is the most uniform and stable directly affects cutting section quality.Existing protection gas mode of blowing is inside and outside nested structure mostly, as it is shown in figure 1, this mode can cause air-flow uneven, unstable, has a strong impact on workpiece quality.
Utility model content
The purpose of this utility model is to provide kind of an a kind of laser cutting head to blow protection device of air, solves to utilize existing air blowing protected mode to blow, the problem such as cause air-flow uneven, unstable.
For achieving the above object, the following technical scheme of this utility model offer:
A kind of laser cutting head blows protection device of air, including air inlet main body, air guiding base, pottery and the nozzle installed successively on air inlet main body lower surface, it is characterised in that:
Described air inlet main body centre position is provided with main cavity, main cavity opening down；Being provided with the first cavity and the inlet channel of the first cavity connection in air inlet main body, the first cavity extends to air inlet main body lower surface, forms opening, and inlet channel extends to air inlet main body upper surface, forms air inlet；
It is provided with guide ring between air guiding base and air inlet main body；Guide ring is partially loaded in main cavity, and coordinates with main cavity concentric gap, and the gap between main cavity inwall and guide ring outer wall is the second cavity；Air guiding base is partially loaded in guide ring, and coordinates with guide ring concentric gap, and the gap between guide ring inwall and air guiding base outer wall is the 3rd cavity；
Described first cavity and the connection of the second cavity, the second cavity and the connection of the 3rd cavity；
Described air guiding base centre position is provided with the first inducing QI chamber, and this first inducing QI chamber connects with the 3rd cavity；After the air-flow of air inlet entrance is first after the first cavity, the second cavity, the 3rd cavity are integrated, enters nozzle along the first inducing QI chamber, nozzle spray.
As preferably, described air inlet main body periphery is provided with sealing lid, seals and is provided with sealing ring between lid and air inlet main body.
As preferably, described guide ring inserts the part of main cavity and is provided with multiple aperture, and described aperture is divided equally on the circumference being distributed in guide ring；First cavity and the second cavity are connected by aperture；Guide ring upper end is provided with the projection for installing sealing ring, prevents gas from revealing from guide ring upper end；
Guide ring is unkitted the part into main cavity and is positioned at the end face of air inlet main body, has gap between the lower surface of this part and air inlet main body, and the first cavity and the 3rd cavity are connected by this gap.
As preferably, having gap between top and the top of main cavity of described air guiding base, the first inducing QI chamber is connected by this gap with the 3rd cavity；
The outer wall of the part that described air guiding base inserts guide ring arranges smooth, and the outer wall of this part is arcuation at axial direction；The inwall in described first inducing QI chamber is also provided with smooth, and the inwall in the first inducing QI chamber at axis direction also in arcuation；Be conducive to gas flowing, without enrichment point, make inner chamber keep clean.
As preferably, described air guiding base is screwed with air inlet main body；Described pottery periphery is provided with pottery trim ring, is locked on air guiding base by pottery by pottery trim ring；Described nozzle is locked on pottery by the way of screwing.
As preferably, it is equipped with sealing ring between described guide ring and the inwall of main cavity, between guide ring and air inlet main body lower surface and seals.
As preferably, it is equipped with sealing ring between inwall and the outer wall of air guiding base of described guide ring, between guide ring lower surface and air guiding base and seals.
As preferably, in described main cavity, the inwall near top is provided with fillet, and beneficially gas is to the diffusion of surrounding.
Use the beneficial effect that this utility model produces: blow and on protection device of air, three cavitys are set; the gas being blown into, through the integration of three cavitys, flows out air-flow uniform, stable, intensive, it is ensured that cutting end face quality at nozzle; improve the qualification rate of part, reduce processing cost.
Accompanying drawing explanation
Fig. 1 is that existing blowing protects gas mode schematic diagram；
Fig. 2 is the sectional view that this utility model blows protection device of air；
Fig. 3 is this utility model guide ring schematic diagram；
Fig. 4 is the sectional view of this utility model air guiding base；
Fig. 5 is the perspective view that this utility model blows protection device of air；
Fig. 6 is the close-up schematic view of this utility model air blowing protector sectional view.
Wherein, 1: air inlet main body, 2: air guiding base, 3: pottery, 4: nozzle, 5: guide ring, 6: pottery trim ring, 7: protective glass device, 8: seal lid, 11: the first cavitys, 12: the second cavitys, 13: the three cavitys, 21: the first inducing QI chambeies 21,51: aperture.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of this utility model protection.
Fig. 1 is that existing common laser head cutting head blows protection device of air; it include air inlet main body 1, air guiding base 2, pottery 3 and, pottery trim ring 6 and nozzle 4; air guiding base 2 inserts in air inlet main body 1; in air inlet main body 1, air inlet is set; directly connect the first inducing QI chamber 21 in air guiding base 2 with the gap of air inlet main body 1 inwall by air guiding base 2, and then by the first inducing QI chamber 21 by air flow direction nozzle 4.The air-flow that this mode is blown is uneven, unstable.
Fig. 2 to Fig. 6 is that disclosed in this utility model, a kind of laser cutting head blows protection device of air, air guiding base 2, pottery 3 and the nozzle 4 including air inlet main body 1, installed successively on air inlet main body 1 lower surface.Air guiding base 2 is screwed with air inlet main body 1；And ceramic 3 peripheries are provided with pottery trim ring 6, by pottery trim ring 6, pottery 3 is locked on air guiding base 2；Nozzle 4 is then locked on pottery 3 by the way of screwing.
The upper surface of air inlet main body 1 connects protective glass device 7, and air inlet main body 1 is provided with main cavity, the centre position being positioned at air inlet main body 1 of this main cavity, and main cavity is opening down.Being provided with the first cavity 11 and inlet channel in air inlet main body 1, the first cavity 11 is toroidal cavity, round the periphery of main cavity.First cavity 11 extends to the lower surface of air inlet main body 1, forms opening in lower surface.Inlet channel and the first cavity 11 connect, and inlet channel extends to the upper surface of air inlet main body 1, forms air inlet.Air inlet main body 1 periphery is provided with sealing lid 8, by sealing lid 8 sealing inlet channel, seals and is provided with sealing ring between lid 8 and air inlet main body 1, inlet channel is carried out secondary seal, prevents gas leakage.
Guide ring 5 it is additionally provided with between air inlet main body 1 and air guiding base 2.This guide ring 5 is partially loaded in the main cavity of air inlet main body 1, guide ring 5 and main cavity are matched in clearance, and guide ring 5 is co-axially mounted with main cavity, gap between guide ring 5 and main cavity inwall is the second cavity 12, the upper end of guide ring 5 is provided with the projection for installing sealing ring, prevents gas from discharging from guide ring 5 upper end.Guide ring 5 is not inserted into the part of main cavity and is positioned at the lower surface of air inlet main body 1, and this part is connected with the gap, lower surface of air inlet main body 1, and this gap has connected the first cavity 11 and the second cavity 12.Guide ring 5 inserts the part of main cavity and is provided with 15 apertures 51, and these 15 apertures 51 are divided equally on the circumference being distributed in guide ring 5.
Air guiding base 2 is partially loaded in the ring of guide ring 5, and air guiding base 2 and guide ring 5 are matched in clearance, and air guiding base 2 with guide ring 5 for being co-axially mounted.Air guiding base 2 outer wall of this part arranges smooth, and this air guiding base 2 outer wall is arcuation at axis direction, and the gap between air guiding base 2 outer wall and guide ring 5 inwall of this part is the 3rd cavity 13, more specifically, the inwall of the 3rd cavity 13 is arcuation.3rd cavity 13 is connected by the aperture 51 on guide ring 5 with the second cavity 12.
Air guiding base 2 is provided with the first inducing QI chamber 21, and this first inducing QI chamber 21 is positioned at the centre position of air guiding base 2.The inwall in the first inducing QI chamber 21 is also provided with smooth, and the inwall in the first inducing QI chamber 21 at axial direction also in arcuation.Air guiding base 2 inside and outside wall is respectively provided with smooth, and has camber line, and this is designed with beneficially gas flowing, without enrichment point, makes inner chamber keep clean.Having gap between top and the top of main cavity of air guiding base 2, the first inducing QI chamber 21 is connected by this gap with the 3rd cavity 13.And main cavity is provided with fillet near the inwall at top, i.e. from the 3rd cavity 13, gas out flows in the gap between air guiding base 2 top and main cavity top through the fillet at this, this fillet be provided with beneficially gas to the diffusion of surrounding.
Air guiding base 2 does not loads the part in guide ring 5 and is positioned at the lower surface of guide ring 5, air guiding base 2 lower surface is provided with the groove for installing pottery 3, after pottery this groove of 3 partial insertions, being locked by pottery trim ring 6, the connection between pottery trim ring 6 and air guiding base 2 is embedded connection.
Pottery 3 centre positions are provided with the second inducing QI chamber, the inner wall smooth in the second inducing QI chamber, and are arcuation at axis direction, and second one end, inducing QI chamber connects the first inducing QI chamber 21, other end connection nozzle 4.
More specifically, when gas flows into from air inlet, gas first passes around inlet channel and flows in the first cavity 11, air-flow is integrated in the first cavity 11 for the first time；And then, air-flow enters the second cavity 12 by gap with guide ring 5 bottom the first cavity 11, and air-flow second time in the second cavity 12 is integrated；Again and, air-flow, by the aperture 51 on guide ring 5, uniform flows in the 3rd cavity 13, air-flow third time integration the 3rd cavity 13 in, is evenly distributed；Finally, the inwall in arcuation smooth in the 3rd cavity 13 of air-flow, to upstream, flows in the first inducing QI chamber 21 by the gap between air guiding base 2 top and main cavity top, penetrates behind the second inducing QI chamber and nozzle 4, produce equally distributed air-flow, the final function realizing uniformly blowing.
In order to ensure the air-tightness of air blowing, between guide ring 5 and the inwall of main cavity, between guide ring 5 and air inlet main body 1 lower surface, between guide ring 5 inwall and air guiding base 2 outer wall, it is equipped with sealing ring between guide ring 5 lower surface and air guiding base 2 and seals.
This preferred embodiment blows protection device of air, simple in construction, and can be more prone to obtain optimal cutting section, improve the cut quality of laser cutting machine tool.
Embodiment the most of the present utility model, for the ordinary skill in the art, being appreciated that in the case of without departing from principle of the present utility model and spirit and these embodiments can carry out multiple change, revise, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (8)
1. laser cutting head blows a protection device of air, the air guiding base (2) including air inlet main body (1), installed successively on air inlet main body (1) lower surface, ceramic (3) and nozzle (4), it is characterised in that:
Described air inlet main body (1) is provided with main cavity, main cavity opening down；The inlet channel that the first cavity (11) is connected it is provided with the first cavity (11) in air inlet main body (1)；First cavity (11) extends to air inlet main body (1) lower surface, forms opening, and inlet channel extends to air inlet main body (1) upper surface, forms air inlet；
Guide ring (5) it is provided with between air guiding base (2) and air inlet main body (1)；Guide ring (5) is partially loaded in main cavity, and with main cavity matched in clearance, the gap between main cavity inwall and guide ring (5) outer wall is the second cavity (12)；In air guiding base (2) is partially loaded guide ring (5), and with guide ring (5) matched in clearance, the gap between guide ring (5) inwall and air guiding base (2) outer wall is the 3rd cavity (13)；
Described first cavity (11) connects with the second cavity (12), and the second cavity (12) connects with the 3rd cavity (13)；
Described air guiding base (2) is provided with the first inducing QI chamber (21), and this first inducing QI chamber (21) connects with the 3rd cavity (13)；After the air-flow of air inlet entrance is first after the first cavity (11), the second cavity (12), the 3rd cavity (13) are integrated, enter nozzle (4) along the first inducing QI chamber (21), nozzle (4) spray.
Device the most according to claim 1, it is characterised in that: described air inlet main body (1) periphery is provided with sealing lid (8), seals and is provided with sealing ring between lid (8) and air inlet main body (1).
Device the most according to claim 1, it is characterised in that: described guide ring (5) inserts the part of main cavity and is provided with multiple aperture (51), and described aperture (51) is divided equally on the circumference being distributed in guide ring (5)；First cavity (11) is connected by aperture (51) with the second cavity (12)；Guide ring (5) upper end is provided with the projection for installing sealing ring；
Guide ring (5) is unkitted the part into main cavity and is positioned at the end face of air inlet main body (1), has gap between the lower surface of this part and air inlet main body (1), and the first cavity (11) is connected by this gap with the 3rd cavity (13).
Device the most according to claim 1, it is characterised in that: having gap between top and the top of main cavity of described air guiding base (2), the first inducing QI chamber (21) is connected by this gap with the 3rd cavity (13)；
The outer wall of the part that described air guiding base (2) inserts guide ring (5) arranges smooth, and the outer wall of this part is arcuation at axial direction；The inwall in described first inducing QI chamber (21) is also provided with smooth, and the inwall in the first inducing QI chamber (21) at axis direction also in arcuation.
Device the most according to claim 1, it is characterised in that: described air guiding base (2) is screwed with air inlet main body (1)；Described pottery (3) periphery is provided with pottery trim ring (6), is locked on air guiding base (2) by pottery (3) by pottery trim ring (6)；Described nozzle (4) is locked on pottery (3) by the way of screwing.
Device the most according to claim 1, it is characterised in that: it is equipped with sealing ring between described guide ring (5) and the inwall of main cavity, between guide ring (5) and air inlet main body (1) lower surface and seals.
Device the most according to claim 1, it is characterised in that: it is equipped with sealing ring between inwall and the outer wall of air guiding base (2) of described guide ring (5), between guide ring (5) lower surface and air guiding base (2) and seals.
Device the most according to claim 1, it is characterised in that: in described main cavity, the inwall near top is provided with fillet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620368853.5U CN205587837U (en) | 2016-04-27 | 2016-04-27 | Laser cutting head blows protection gas device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620368853.5U CN205587837U (en) | 2016-04-27 | 2016-04-27 | Laser cutting head blows protection gas device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205587837U true CN205587837U (en) | 2016-09-21 |
Family
ID=56932375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620368853.5U Withdrawn - After Issue CN205587837U (en) | 2016-04-27 | 2016-04-27 | Laser cutting head blows protection gas device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205587837U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105689892A (en) * | 2016-04-27 | 2016-06-22 | 深圳欧斯普瑞智能科技有限公司 | Laser cutting head protecting gas blowing device |
| CN109759697A (en) * | 2019-01-31 | 2019-05-17 | 大族激光科技产业集团股份有限公司 | Laser processing lens protective device and laser process equipment |
| CN110355468A (en) * | 2018-04-10 | 2019-10-22 | 上海柏楚电子科技股份有限公司 | A kind of piercing process and its side-blown device for laser cutting |
-
2016
- 2016-04-27 CN CN201620368853.5U patent/CN205587837U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105689892A (en) * | 2016-04-27 | 2016-06-22 | 深圳欧斯普瑞智能科技有限公司 | Laser cutting head protecting gas blowing device |
| CN105689892B (en) * | 2016-04-27 | 2017-05-24 | 深圳欧斯普瑞智能科技有限公司 | Laser cutting head protecting gas blowing device |
| CN110355468A (en) * | 2018-04-10 | 2019-10-22 | 上海柏楚电子科技股份有限公司 | A kind of piercing process and its side-blown device for laser cutting |
| CN109759697A (en) * | 2019-01-31 | 2019-05-17 | 大族激光科技产业集团股份有限公司 | Laser processing lens protective device and laser process equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160921 Effective date of abandoning: 20170524 |
|
| AV01 | Patent right actively abandoned |