CN203625468U - Parallel annular laser-cladding head - Google Patents
Parallel annular laser-cladding head Download PDFInfo
- Publication number
- CN203625468U CN203625468U CN201320761615.7U CN201320761615U CN203625468U CN 203625468 U CN203625468 U CN 203625468U CN 201320761615 U CN201320761615 U CN 201320761615U CN 203625468 U CN203625468 U CN 203625468U
- Authority
- CN
- China
- Prior art keywords
- conical surface
- mirror
- surface mirror
- parallel annular
- annular laser
- 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 - Fee Related
Links
Images
Abstract
The utility model discloses a parallel annular laser-cladding head. According to the parallel annular laser-cladding head, by arranging three conical-surface mirrors in a shell, an incident beam sequentially passes through the upper conical-surface mirror, the inner-wall conical-surface mirror and the lower conical-surface mirror, and then is reflected and converged to form a parallel annular light, thus effectively avoiding the problem of complex layer height control brought by light convergence, improving forming quality, and reducing production and machining costs; meanwhile, by arranging an adjustment mechanism for adjusting the positions of the conical-surface mirrors, and adjusting the conical-surface mirrors to move up and down as needed, an adjustment on the duty cycle of the reflected beam is realized, thus meeting the needs of lots of experiments and production.
Description
Technical field
The utility model belongs to rapid laser-shaping technique field, is specifically related to a kind of parallel annular laser melting coating head.
Background technology
Laser melting and coating technique is a kind of interdisciplinary new and high technology that relates to the multi-door subjects such as light, mechanical, electrical, computer, material, physics, chemistry.It is proposed by eighties of last century the sixties, and the patent of the Section 1 discussion superlaser cladding of being born in 1976.Enter the eighties, laser melting and coating technique has obtained development rapidly, and the rapid prototyping processing technology of rising in conjunction with cad technique is that laser melting and coating technique has added again new vitality.
Laser melting and coating technique refers to places the coated material of selecting on coated matrix surface in different filler modes, make it to melt with matrix surface skim through laser irradiation simultaneously, and it is extremely low and become the top coat of metallurgical binding with body material after rapid solidification, to form extent of dilution, thereby significantly improve the processing method of wear-resisting, anti-corrosion, heat-resisting, anti-oxidant and opering characteristic of electric apparatus of substrate material surface etc.
At present, laser cladding forming is by after profiled member three-dimensional plot hierarchy slicing, take the technology of the mode machine-shaping part of successively cladding stack, and in forming process, often sweep one deck, laser optical head must promote certain height, the consistence of the size in assurance molten bath in whole forming process, and this process is called floor height control.Laser melting coating head of the prior art only has for beam splitting and 2 conical surface mirrors converging, although can project so the ring light of being relatively convenient to the convergent type that regulates spot size, but for the ring light of convergent type, its at work to floor height control require higher, the i.e. parameter setting to forming process and experience require too high, are not too beneficial to the stack shaping of high-quality.
Laser cladding forming mainly uses annular laser beams to carry out, and light beam converges rear formation ring light, in the time successively scanning, once lifting capacity is grasped bad, the size of hot spot will change, directly the quality of the lower one deck of impact, thereby cause monolithic molding failure, processing cost is higher.And the dutycycle of ring light is certain, cannot regulate accordingly according to the actual requirements, forming quality is poor.The floor height control of at present, converging laser beam is a more popular problem.
In view of above problem, be necessary to propose a kind of novel laser cladding equipment, make light beam after converging, form parallel ring light, the complicated floor height control problem of having avoided converging beam to bring, improves forming quality, reduces process for processing cost.Realize the adjusting of light beam dutycycle, practical requirement simultaneously.
Utility model content
In view of this, the utility model provides a kind of parallel annular laser melting coating head, by three conical surface mirrors are set, make light beam form parallel ring light in reflection successively after converging, the complicated floor height control problem of having avoided converging beam to bring, improves forming quality, reduces process for processing cost.Meanwhile, by regulating mechanism being set to regulate the position of conical surface mirror, realize the adjusting of the rear light beam dutycycle of reflection, practical requirement.
The parallel annular laser melting coating head of one proposing according to the purpose of this utility model, comprises housing and the conical surface mirror that is positioned at described enclosure interior, and described housing upside is provided with entrance port, and the downside of described housing is provided with exit portal;
Described housing inner side is also provided with support, described conical surface mirror comprises the upper conical surface mirror and the lower conical surface mirror that are arranged at the upper and lower side of described support, and be arranged at the conical surface of inboard wall mirror in described inner walls, described conical surface of inboard wall mirror is arranged at the top of described support, and described incoming beam reflects to form parallel ring light through upper conical surface mirror, conical surface of inboard wall mirror with lower conical surface mirror successively.
Preferably, described housing inner side is also provided with position by regulating described conical surface mirror to regulate the regulating mechanism of light beam dutycycle.
Preferably, described regulating mechanism is fixedly installed on described support.
Preferably, described regulating mechanism is the screw nut driven mechanism that drives described lower conical surface mirror to move up and down, and the downside of described support is fixed in described screw nut driven mechanism.
Preferably, on described regulating mechanism, be also provided with the position limiting structure that limits described conical surface mirror shift motion.
Preferably, described position limiting structure is stop screw.
Preferably, the cone angle of described upper conical surface mirror is 90 °, described conical surface of inboard wall mirror and described lower conical surface mirror cone angle mutually more than.
Preferably, the cone angle of described conical surface of inboard wall mirror is 56-60 °.
Compared with prior art, the advantage of the disclosed parallel annular laser melting coating head of the utility model is: by three conical surface mirrors are set in enclosure interior, incoming beam converges and forms parallel ring light with lower conical surface mirror reflection through upper conical surface mirror, conical surface of inboard wall mirror successively, the complicated floor height control problem of effectively having avoided converging beam to bring, improve forming quality, reduce process for processing cost.Meanwhile, by regulating mechanism being set to regulate the position of conical surface mirror, regulate as required conical surface mirror to move up and down, realize the adjusting of the rear light beam dutycycle of reflection, meet great many of experiments and Production requirement.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of the disclosed parallel annular laser melting coating head of the utility model.
The title of the numeral in figure or the corresponding component of alphabetical representative:
1, housing 2, support 3, upper conical surface mirror 4, lower conical surface mirror 5, conical surface of inboard wall mirror 6, guide pillar 7, nut 8, leading screw 9, stop screw 10, solid laser beam 11, parallel annular laser beams
Embodiment
At present, laser cladding forming mainly uses annular laser beams to carry out, and light beam converges rear formation ring light, in the time successively scanning, once that lifting capacity is grasped is bad, the size of hot spot will change, the directly quality of the lower one deck of impact, thus monolithic molding failure caused, and processing cost is higher.And the dutycycle of ring light is certain, cannot regulate accordingly according to the actual requirements, forming quality is poor.
The utility model is for deficiency of the prior art, the utility model provides a kind of parallel annular laser melting coating head, by three conical surface mirrors are set, make light beam form parallel ring light in reflection successively after converging, the complicated floor height control problem of having avoided converging beam to bring, improve forming quality, reduce process for processing cost.Meanwhile, by regulating mechanism being set to regulate the position of conical surface mirror, realize the adjusting of the rear light beam dutycycle of reflection, practical requirement.
To be clearly and completely described the technical solution of the utility model by embodiment below.Obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1, a kind of parallel annular laser melting coating head, comprises housing 1 and the conical surface mirror that is positioned at housing 1 inside, and housing 1 upside is provided with entrance port, and the downside of housing is provided with exit portal; Solid laser beam 10 is entered after the reflection of conical surface mirror and is penetrated parallel annular laser beams 11 by exit portal by entrance port.
Wherein, the cone angle of upper conical surface mirror 3 can be 90 °, conical surface of inboard wall mirror 5 and lower conical surface mirror 4 cone angles mutually more than.The cone angle of conical surface of inboard wall mirror 5 not can be 56 °, 57 °, 58 °, 59 °, 60 ° not etc.Specifically need to determine according to using, do not limit at this.
Regulating mechanism is screw nut driven mechanism, and the downside of support 2 is fixed in screw nut driven mechanism, in order to drive lower conical surface mirror 4 to move up and down.Screw nut driven mechanism is made up of nut 7, leading screw 8 and guide pillar 6, and the lower end of leading screw 8 fixedly connects lower conical surface mirror 4, drives the vertical small movements up and down of lower conical surface mirror 4, to regulate the dutycycle of emergent light by rotational lead screw.Wherein, regulating mechanism can drive by the external handwheel of worm and gear, then drives leading screw to rotate realize adjusting by hand rotation handwheel.Type of drive can be determined as required, does not limit at this.
On regulating mechanism, be also provided with the position limiting structure that limits conical surface mirror shift motion.Position limiting structure is stop screw 9.Stop screw 9 is that the limes superiors position (the external diameter profile of the hot spot after converging is just in time in its cone angle position) according to lower conical surface mirror 4 is definite.
At work, solid laser beam 10 is first by upper conical surface mirror 3 beam splitting, then forms the annular laser beams of convergent type through conical surface of inboard wall mirror 5, is finally again transformed into parallel annular beam by lower conical surface mirror 4, realizes the function of parallel bright dipping.The vertical small movements up and down that drives lower conical surface mirror 4 by the screw nut driven mechanism being made up of nut 7, leading screw 8 and guide pillar 6, realizes the requirement of the different duty of parallel bright dipping.Stop screw 9, for limiting the limit of rising of lower conical surface mirror 4, avoids the ring light converging in laser melting coating head cavity body, directly converge and by the conical surface of its lower conical surface mirror, cause the accident.Lower conical surface mirror 4 at limit climb place, the parallel annular light positive casting out is well for solid light, the light beam now being reflected by conical surface of inboard wall mirror 5 just in time irradiates the cone angle place in lower conical surface mirror.
In addition, the position that also can go up conical surface mirror or conical surface of inboard wall mirror by adjustment is to regulate the dutycycle of light beam, and concrete regulative mode does not limit.
The utility model discloses a kind of parallel annular laser melting coating head, by three conical surface mirrors are set in enclosure interior, incoming beam converges and forms parallel ring light with lower conical surface mirror reflection through upper conical surface mirror, conical surface of inboard wall mirror successively, the complicated floor height control problem of effectively having avoided converging beam to bring, improve forming quality, reduce process for processing cost.Meanwhile, by regulating mechanism being set to regulate the position of conical surface mirror, regulate as required conical surface mirror to move up and down, realize the adjusting of the rear light beam dutycycle of reflection, meet great many of experiments and Production requirement.
To the above-mentioned explanation of the disclosed embodiments, make professional and technical personnel in the field can realize or use the utility model.To be apparent for those skilled in the art to the multiple modification of these embodiment, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (8)
1. a parallel annular laser melting coating head, is characterized in that, comprises housing and the conical surface mirror that is positioned at described enclosure interior, and described housing upside is provided with entrance port, and the downside of described housing is provided with exit portal;
Described housing inner side is also provided with support, described conical surface mirror comprises the upper conical surface mirror and the lower conical surface mirror that are arranged at the upper and lower side of described support, and be arranged at the conical surface of inboard wall mirror in described inner walls, described conical surface of inboard wall mirror is arranged at the top of described support, and described incoming beam reflects to form parallel ring light through upper conical surface mirror, conical surface of inboard wall mirror with lower conical surface mirror successively.
2. parallel annular laser melting coating head as claimed in claim 1, is characterized in that, described housing inner side is also provided with position by regulating described conical surface mirror to regulate the regulating mechanism of light beam dutycycle.
3. parallel annular laser melting coating head as claimed in claim 2, is characterized in that, described regulating mechanism is fixedly installed on described support.
4. parallel annular laser melting coating head as claimed in claim 3, is characterized in that, described regulating mechanism is the screw nut driven mechanism that drives described lower conical surface mirror to move up and down, and the downside of described support is fixed in described screw nut driven mechanism.
5. parallel annular laser melting coating head as claimed in claim 2, is characterized in that, is also provided with the position limiting structure that limits described conical surface mirror shift motion on described regulating mechanism.
6. parallel annular laser melting coating head as claimed in claim 5, is characterized in that, described position limiting structure is stop screw.
7. parallel annular laser melting coating head as claimed in claim 1, is characterized in that, the cone angle of described upper conical surface mirror is 90 °, described conical surface of inboard wall mirror and described lower conical surface mirror cone angle mutually more than.
8. parallel annular laser melting coating head as claimed in claim 7, is characterized in that, the cone angle of described conical surface of inboard wall mirror is 56-60 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320761615.7U CN203625468U (en) | 2013-11-27 | 2013-11-27 | Parallel annular laser-cladding head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320761615.7U CN203625468U (en) | 2013-11-27 | 2013-11-27 | Parallel annular laser-cladding head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203625468U true CN203625468U (en) | 2014-06-04 |
Family
ID=50811961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320761615.7U Expired - Fee Related CN203625468U (en) | 2013-11-27 | 2013-11-27 | Parallel annular laser-cladding head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203625468U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115537805A (en) * | 2022-10-11 | 2022-12-30 | 苏州大学 | Laser cladding device of adjustable duty cycle on a large scale |
| WO2023165038A1 (en) * | 2022-03-01 | 2023-09-07 | 苏州大学 | Laser cladding apparatus having adjustable duty ratio |
-
2013
- 2013-11-27 CN CN201320761615.7U patent/CN203625468U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023165038A1 (en) * | 2022-03-01 | 2023-09-07 | 苏州大学 | Laser cladding apparatus having adjustable duty ratio |
| CN115537805A (en) * | 2022-10-11 | 2022-12-30 | 苏州大学 | Laser cladding device of adjustable duty cycle on a large scale |
| WO2024077779A1 (en) * | 2022-10-11 | 2024-04-18 | 苏州大学 | Laser cladding device having duty ratio adjustable within large range |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111850541A (en) | Device and method for ultrahigh-speed laser cladding additive manufacturing | |
| CN206065415U (en) | A kind of selective laser of variable cross section melts forming worktable | |
| CN103231056B (en) | Direct laser forming method for unequal-width member | |
| CN203625468U (en) | Parallel annular laser-cladding head | |
| CN107262713A (en) | Coaxial powder-feeding laser-impact forges Compound Machining building mortion and method in a kind of light | |
| CN203817588U (en) | Metal 3D printer based on electric-arc welding | |
| CN103197420B (en) | A kind of laser focusing device | |
| CN203791148U (en) | Edge-painting machine | |
| CN108247059B (en) | Layer height control system and method for coaxial powder feeding laser melting forming equipment | |
| CN109590470A (en) | A kind of Multi-energy field increasing material manufacturing formation system | |
| CN102703895A (en) | Laser cladding lateral powder feed processing head | |
| CN113172242B (en) | Selective laser melting forming real-time monitoring device and implementation method | |
| CN111660127A (en) | Full automatic cutout machine of intelligence based on thing networking | |
| CN106273509A (en) | The material squash type 3D printer of vibration moulding | |
| CN107335911A (en) | Binary channels object lens focus on light guide plate mesh point beam splitting laser processing unit (plant), system and method | |
| CN206869309U (en) | Hybrid Laser-Arc Welding device | |
| CN202595277U (en) | Laser cladding side direction powder delivering machining head | |
| CN102626761B (en) | Torsion spring forming process | |
| CN106623574A (en) | Laser heating-based spin forming equipment | |
| CN204898074U (en) | Three -dimensional printing apparatus of SLM | |
| CN205588796U (en) | First device of thin grid line laser transfer printing of battery piece metal | |
| CN206543951U (en) | A kind of laser cuts gating apparatus | |
| CN205764541U (en) | Bonding machine | |
| CN109226764B (en) | Special laser powder feeding head for preventing interference in gear repair | |
| CN204735816U (en) | Large -scale spheroid space curved surface groove preparation auxiliary device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170914 Address after: Suzhou City, Jiangsu province 215123 Xiangcheng District Ji Road No. 8 Patentee after: Soochow University Address before: Zhangjiagang mayor Jingyang Road Suzhou City, Jiangsu province 215600 No. 10 Patentee before: Zhangjiagang Institute of Industrial Technologies Soochow University |
|
| 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: 20140604 Termination date: 20181127 |