CN211539833U - Wide-spot welding strip or welding wire laser cladding head - Google Patents
Wide-spot welding strip or welding wire laser cladding head Download PDFInfo
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- CN211539833U CN211539833U CN201922302023.9U CN201922302023U CN211539833U CN 211539833 U CN211539833 U CN 211539833U CN 201922302023 U CN201922302023 U CN 201922302023U CN 211539833 U CN211539833 U CN 211539833U
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Abstract
The utility model relates to the technical field of laser cladding, in particular to a wide-spot welding strip or welding wire laser cladding head, which comprises a clamping wheel set driven by a motor, a shell, a feeding pipe, two stacked-array lasers, an adjusting frame, a focusing mirror and a protective mirror; the clamping wheel set is arranged in the middle of the upper portion of the shell, the feeding pipe is located right below the clamping wheel set and fixed in the shell, the two stacked array lasers are respectively installed in the shell through the adjusting frame and located on two sides of the feeding pipe, a laser beam generated by one stacked array laser is focused on a welding strip or a welding wire through the focusing lens, and a laser beam generated by the other stacked array laser is focused on a molten pool below the welding strip or the welding wire through the focusing lens. The device solves the problem of overlarge heat of the traditional energy mode, simultaneously overcomes the problem of difficult cladding due to the fact that the welding material is too hard, and practically applies the low-cost welding strip material to laser cladding.
Description
Technical Field
The utility model relates to a laser cladding technical field especially relates to a weld area or welding wire laser cladding head of wide facula.
Background
Most of laser cladding equipment selects metal powder as a consumable material, because the powder has good fluidity, is easy to be matched with a laser head, and has a mature scheme. However, the powder preparation requirement is high, the alloy content is unstable, and the defects of the cladding workpiece are easily caused; because the powder has better fluidity, the thickness of the cladding layer is thinner, or the molding is uneven, and the post processing is complicated; and the material cost of the powder is high, so that the application field of laser cladding is always limited by the cost.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the not enough of above-mentioned technique, and provide a welding strip or welding wire laser cladding head of wide facula.
The utility model discloses a realize above-mentioned purpose, adopt following technical scheme: a wide-spot welding strip or welding wire laser cladding head is characterized in that: the device comprises a clamping wheel set driven by a motor, a shell, a feeding pipe, two stacked array lasers, an adjusting frame, a focusing mirror and a protective mirror; the clamping wheel set is arranged in the middle of the upper portion of the shell, the feeding pipe is located right below the clamping wheel set and fixed in the shell, a welding strip or a welding wire enters the feeding pipe through the clamping wheel set and extends out of a feeding opening in the lower portion of the feeding pipe, the two stacked array lasers are respectively installed in the shell through adjusting frames and located on two sides of the feeding pipe, a laser beam generated by one stacked array laser is focused on the welding strip or the welding wire through a focusing lens, and a laser beam generated by the other stacked array laser is focused on a molten pool below the welding strip or the welding wire through the focusing lens.
Preferably, the protective glass is fixed at the bottom of the housing, and a lens blowing port is arranged on one side of the lower part of the housing in the irradiation direction of the light beam, and the lens blowing port is positioned on the side of the protective glass.
Preferably, a connecting rod is fixed at the lower part of the shell, and a protective gas blowing port is arranged on the connecting rod and is positioned at one side of the molten pool.
Preferably, a water cooling channel is arranged around the feeding port.
Compared with the prior art, this device sets up the conveying pipe in the middle part, two fold battle array lasers distribute in its both sides, one of them folds battle array laser's laser beam and gets to on welding strip or the welding wire, preheat welding strip or welding wire in advance, make it soften, welding strip or welding wire that have been heated fall into the molten bath, the laser beam that has another pile battle array laser to produce in the molten bath carries out abundant melting, thus, twice laser is respectively as preheating and cladding use, the conduction that the energy is as little as possible is on the substrate, so both solved the too big problem of traditional energy mode heat, overcome the problem because of welding material itself is difficult for cladding simultaneously again, in the laser cladding of low-cost welding strip material practical application.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
As shown in fig. 1, a wide-spot welding strip or welding wire laser cladding head comprises a clamping wheel set 1 driven by a motor, a shell 2, a feeding pipe 3, two stacked array lasers 4, an adjusting frame 5, a focusing mirror 6 and a protective mirror 7; the clamping wheel set is arranged in the middle of the upper portion of the shell and is driven by a motor and a speed reducer to send a welding strip into a feeding port, the feeding pipe is located under the clamping wheel set and fixed inside the shell, the welding strip or a welding wire enters the feeding pipe through the clamping wheel set and extends out of a feeding port 8 in the lower portion of the feeding pipe, the two stacked array lasers are respectively installed in the shell through adjusting frames and located on two sides of the feeding pipe, an angle between the two stacked array lasers and the feeding port is adjusted in advance, a laser beam 9 generated by one stacked array laser is focused on the welding strip or the welding wire through a focusing mirror, and a laser beam 10 generated by the other stacked array laser is focused on a molten pool 11 below the welding strip or the welding wire through the focusing mirror. The laser beam irradiation position can be adjusted through the adjusting frame in the device, so that one laser beam is ensured to be irradiated to the upper position of the lower end of the welding strip, and the other laser beam is irradiated to the molten pool.
The protective glass is fixed at the bottom of the shell, and in the irradiation direction of the light beam, one side of the lower part of the shell is provided with a lens air blowing opening 12 which is positioned at the side part of the protective glass. Clean compressed air forms an air curtain under the two protective glasses to blow away welding dust.
And a connecting rod 13 is fixed at the lower part of the shell, and a protective gas blowing port 14 is arranged on the connecting rod and is positioned at one side of the molten pool. And carrying out sealing protection on the molten pool.
A water cooling channel 15 is arranged around the feeding port. Ensuring long-term operation thereof in the presence of high-temperature radiation.
The laser, the focusing lens and the shell are protected by water cooling, and the protective lens outside the shell plays a role in sealing the inside of the shell, so that the laser, the focusing lens and the shell are ensured to work under the conditions of constant temperature, constant humidity and cleanness.
The laser can be a direct light emitting laser composed of two stacked arrays, or an optical fiber interface of an optical fiber coupling semiconductor laser, and a laser beam is transmitted through an optical fiber.
The roller is connected with a servo motor or a speed regulating motor, and the speed of the welding strip is controlled to be matched with the linear speed of the workpiece through speed regulation so as to control the forming effect of the cladding layer.
The housing has a connecting flange 16 on the outside for connection to the robot.
The feeding pipe is arranged in the middle of the device, the two stacked array lasers are distributed on two sides of the feeding pipe, the laser beam of one stacked array laser is irradiated onto the welding strip 17 or the welding wire, the welding strip or the welding wire is preheated and softened, the heated welding strip or welding wire falls into the molten pool, the laser beam generated by the other stacked array laser in the molten pool is fully melted, and therefore the two lasers are used for preheating and cladding respectively, and the energy is transmitted to the base material as small as possible, so that the problem that the heat is overlarge in the traditional energy mode is solved, the problem that the welding material is difficult to clad due to the fact that the welding material is too hard is solved, and the low-cost welding strip material is practically applied to laser cladding.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (4)
1. A wide-spot welding strip or welding wire laser cladding head is characterized in that: the device comprises a clamping wheel set driven by a motor, a shell, a feeding pipe, two stacked array lasers, an adjusting frame, a focusing mirror and a protective mirror; the clamping wheel set is arranged in the middle of the upper portion of the shell, the feeding pipe is located right below the clamping wheel set and fixed in the shell, a welding strip or a welding wire enters the feeding pipe through the clamping wheel set and extends out of a feeding opening in the lower portion of the feeding pipe, the two stacked array lasers are respectively installed in the shell through adjusting frames and located on two sides of the feeding pipe, a laser beam generated by one stacked array laser is focused on the welding strip or the welding wire through a focusing lens, and a laser beam generated by the other stacked array laser is focused on a molten pool below the welding strip or the welding wire through the focusing lens.
2. The wide spot weld ribbon or wire laser cladding head of claim 1, wherein: the protective glass is fixed at the bottom of the shell, and a lens air blowing port is arranged on one side of the lower portion of the shell in the irradiation direction of the light beam and is located on the side portion of the protective glass.
3. The wide spot weld ribbon or wire laser cladding head of claim 1, wherein: and a connecting rod is fixed at the lower part of the shell, and a protective gas blowing port is arranged on the connecting rod and is positioned at one side of the molten pool.
4. The wide spot weld ribbon or wire laser cladding head of claim 1, wherein: and a water cooling channel is arranged around the feeding port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922302023.9U CN211539833U (en) | 2019-12-19 | 2019-12-19 | Wide-spot welding strip or welding wire laser cladding head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922302023.9U CN211539833U (en) | 2019-12-19 | 2019-12-19 | Wide-spot welding strip or welding wire laser cladding head |
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| Publication Number | Publication Date |
|---|---|
| CN211539833U true CN211539833U (en) | 2020-09-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922302023.9U Active CN211539833U (en) | 2019-12-19 | 2019-12-19 | Wide-spot welding strip or welding wire laser cladding head |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114192916A (en) * | 2021-12-25 | 2022-03-18 | 深圳市紫宸激光设备有限公司 | Anti-splashing laser tin soldering equipment and welding method |
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2019
- 2019-12-19 CN CN201922302023.9U patent/CN211539833U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114192916A (en) * | 2021-12-25 | 2022-03-18 | 深圳市紫宸激光设备有限公司 | Anti-splashing laser tin soldering equipment and welding method |
| CN114192916B (en) * | 2021-12-25 | 2022-09-30 | 深圳市紫宸激光设备有限公司 | Anti-splashing laser tin soldering equipment and welding method |
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