CN211102159U - Laser welding head - Google Patents
Laser welding head Download PDFInfo
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- CN211102159U CN211102159U CN201922349789.2U CN201922349789U CN211102159U CN 211102159 U CN211102159 U CN 211102159U CN 201922349789 U CN201922349789 U CN 201922349789U CN 211102159 U CN211102159 U CN 211102159U
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- main body
- recovery
- cover
- welding head
- laser welding
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Abstract
The utility model discloses a laser welding head, which comprises a main body and a recovery cover, wherein the main body is cylindrical, the upper part of the main body is covered with an upper cover, the central position of the upper cover is provided with a laser incidence hole, the upper middle part in the subject is provided with a condenser lens, the outer side of the lower part of the main body is provided with a circle of fixed protrusion, the fixed protrusion is connected with the recovery cover, the lower part of the main body is connected with a tip, and a B condenser lens is arranged inside the junction of the main body and the tip; the recovery cover is cylindrical, a cooler is arranged at the top end inside the recovery cover, a gas inlet is formed in the top of the cooler and connected with helium, a recovery gas device is arranged at the bottom end inside the recovery cover, and a recovery pipe is connected outside the recovery gas device. Compared with the prior art, the beneficial effects of the utility model are that: firstly, the design is simple and the cost is low; secondly, the use is convenient, and only the welding head needs to be close to the workpiece; thirdly, energy is saved, and cooling gas can be recycled.
Description
Technical Field
The utility model belongs to laser welding equipment field, concretely relates to laser welding head.
Background
Laser welding is a novel welding mode, is widely applied in machining of mechanical parts, mainly aims at welding of thin-wall materials and precision parts, and has the advantages of smooth and attractive welding line, high welding line quality, no air hole, accurate control, small focusing light spot, high positioning precision and easy realization of automation, so that the laser welding machine is widely applied in many fields.
The last laser bonding tool of laser welding device is the important part of device that goes out the effect on the splice with laser transmission, because laser high temperature, need carry out cooling treatment to laser bonding tool and the good work piece of welding, the surface of work piece need be handled totally before the welding simultaneously, can reduce the production of welding slag like this, generally use inert gas to cool off, but inert gas is more expensive, direct emission also has pollution and safety problem, prior art's cooling structure all is comparatively complicated and generally does not possess the function of clearing up work piece surface and cooling gas recovery, it is necessary to improve it.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a laser welder head, the device have the advantage that the design is simple, convenient operation, saving manufacturing cost, still have clean workpiece surface and retrieve the function of cooling gas in the refrigerated.
In order to achieve the above object, the utility model provides a following technical scheme: a laser welding head comprising a body and a recovery boot; the main body is cylindrical, an upper cover covers the upper portion of the main body, a laser incidence hole is formed in the center of the upper cover, a collecting lens A is arranged on the middle upper portion in the theme, a circle of fixing protrusion is arranged on the outer side of the lower portion of the main body and connected with a recovery cover, a tip is connected to the lower portion of the main body, and a collecting lens B is arranged inside the junction of the main body and the tip; the recovery cover is cylindrical, a cooler is arranged at the top end inside the recovery cover, a gas inlet is formed in the top of the cooler and connected with helium, a recovery gas device is arranged at the bottom end inside the recovery cover, and a recovery pipe is connected outside the recovery gas device.
Preferably, the vertical outer surface of the fixing protrusion is provided with a thread.
Preferably, a thread bayonet is arranged in the cooler and corresponds to the fixed protruding thread.
Preferably, the lower surface of the cooler is provided with 4 slit-shaped air blowing holes.
Preferably, the vertical inner surface of the gas recovery device is provided with a circular gas outlet hole, and the bottom of the gas recovery device is annular and cylindrical.
Preferably, the recovery pipe is provided with a bolt for controlling opening and closing, and the tail end of the recovery pipe is provided with a connecting bayonet for connecting the air bag and sealing the air bag.
Compared with the prior art, the beneficial effects of the utility model are that: firstly, the design is simple and the cost is low; secondly, the use is convenient, the welding head is only required to be close to the workpiece, and the cooling gas is pressurized through the seam-shaped blowing opening, so that the surface of the workpiece can be blown and swept, and the surface of the workpiece is ensured to be clean; thirdly, the energy is saved, the cooling gas is recycled by utilizing the negative pressure of the air bag, the air bag can be replaced after being fully collected, and the cooling gas can be recycled.
Other features of the present disclosure and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.
Drawings
In order to more clearly illustrate the embodiments of the present disclosure or technical solutions in related arts, the drawings used in the description of the embodiments or related arts will be briefly introduced below, it is obvious that the drawings in the following description are only embodiments of the present disclosure, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic view of the laser welding head of the present invention;
FIG. 2 is a bottom view of the laser welded joint portion of the present invention;
fig. 3 is a schematic view of a laser welded joint portion according to the present invention.
In the figure: 1. laser incident hole, 2, upper cover, 3, A condenser, 4, main part, 5, gas inlet, 6, recovery cover, 7, recovery gas ware, 8, cooler, 9, B condenser, 10, pointed end, 11, bolt, 12, recovery pipe, 13, connection bayonet, 14, gasbag, 15, gas hole, 16, venthole, 17, fixed protruding.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution: a laser welding head comprises a main body 4 and a recovery cover 6; the main body 4 is cylindrical, the upper part of the main body 4 is covered with an upper cover 2, the center of the upper cover 2 is provided with a laser incident hole 1, the upper middle part of the subject is provided with a condenser lens 3A, the outer side of the lower part of the main body 4 is provided with a circle of fixing protrusion 17, the vertical outer surface of the fixing protrusion 17 is provided with threads, the fixing protrusion 17 is connected with a recovery cover 6, the lower part of the main body 4 is connected with a tip 10, and a condenser lens 9B is arranged inside the junction of the main body 4 and the tip 10; retrieve cover 6 and be cylindrical, retrieve the inside top of cover 6 and be equipped with cooler 8, be equipped with the screw thread bayonet socket in the cooler 8, correspond with fixed 17 screw threads that suddenly, cooler 8 lower surface is equipped with 4 seam form gas blowing holes 15, 8 tops of cooler are equipped with gas inlet 5 and connect the helium, retrieve the inside bottom of cover 6 and be equipped with recovery gas ware 7, the perpendicular internal surface of recovery gas ware 7 is equipped with circular venthole 16, the cyclic annular cylinder shape in recovery gas ware 7 bottom, recovery gas ware 7 external connection has recovery tube 12, is equipped with bolt 11 control switching on the recovery tube 12, recovery tube 12 end is equipped with connection bayonet 13, connection bayonet 13 is used for connecting gasbag 14 and makes it airtight.
When the device is used, a laser welding head is moved to the upper part of a workpiece, the bottom of a recovery cover 6 is close to the workpiece as much as possible, a connecting bayonet 13 is unscrewed to sleeve a port of an air bag 14 on a recovery pipe 12, the connecting bayonet 13 covers the port of the air bag 14 and is screwed, helium is connected into a gas inlet 5, the helium is slightly pressurized through a slit-shaped gas blowing hole 15 to purge the surface of the workpiece, laser manufacturing equipment is started, laser penetrates through a condenser lens A3, the inside of a main body 4 and a condenser lens B9, penetrates through a tip 10, the inside of the recovery cover 6 and a recovery gas device 7 to reach the surface of the workpiece, a bolt 11 is opened, the air bag 14 expands to collect waste gas and cool the helium, after the workpiece is fully collected, welding and helium input are stopped, the air bag 14 is replaced, and gas in the.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A laser welding head comprising a main body (4) and a recovery hood (6), characterized in that: the main body (4) is cylindrical, an upper cover (2) covers the upper portion of the main body (4), a laser incidence hole (1) is formed in the center of the upper cover (2), a collecting lens A (3) is arranged on the middle upper portion in the main body, a circle of fixing protrusion (17) is arranged on the outer side of the lower portion of the main body (4), the fixing protrusion (17) is connected with a recovery cover (6), a tip (10) is connected to the lower portion of the main body (4), and a collecting lens B (9) is arranged inside the junction of the main body (4) and the tip (10); retrieve cover (6) and be cylindrical, retrieve the inside top of cover (6) and be equipped with cooler (8), cooler (8) top is equipped with gas inlet (5) and connects the helium, retrieve the inside bottom of cover (6) and be equipped with recovery gas ware (7), recovery gas ware (7) outer joint has recovery tube (12).
2. A laser welding head according to claim 1, characterized in that: the vertical outer surface of the fixing projection (17) is provided with a thread.
3. A laser welding head according to claim 1, characterized in that: and a thread bayonet is arranged in the cooler (8) and corresponds to the thread of the fixing lug (17).
4. A laser welding head according to claim 1, characterized in that: the lower surface of the cooler (8) is provided with 4 slit-shaped air blowing holes (15).
5. A laser welding head according to claim 1, characterized in that: the vertical inner surface of the gas recovery device (7) is provided with a circular gas outlet hole (16), and the bottom of the gas recovery device (7) is in an annular cylindrical shape.
6. A laser welding head according to claim 1, characterized in that: the recycling pipe (12) is provided with a bolt (11) for controlling opening and closing, the tail end of the recycling pipe (12) is provided with a connecting bayonet (13), and the connecting bayonet (13) is used for connecting an air bag (14) and sealing the air bag.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201922349789.2U CN211102159U (en) | 2019-12-24 | 2019-12-24 | Laser welding head |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201922349789.2U CN211102159U (en) | 2019-12-24 | 2019-12-24 | Laser welding head |
Publications (1)
Publication Number | Publication Date |
---|---|
CN211102159U true CN211102159U (en) | 2020-07-28 |
Family
ID=71689990
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201922349789.2U Active CN211102159U (en) | 2019-12-24 | 2019-12-24 | Laser welding head |
Country Status (1)
Country | Link |
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CN (1) | CN211102159U (en) |
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2019
- 2019-12-24 CN CN201922349789.2U patent/CN211102159U/en active Active
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