CN210878097U - Handheld laser welding gun - Google Patents
Handheld laser welding gun Download PDFInfo
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- CN210878097U CN210878097U CN201922016566.4U CN201922016566U CN210878097U CN 210878097 U CN210878097 U CN 210878097U CN 201922016566 U CN201922016566 U CN 201922016566U CN 210878097 U CN210878097 U CN 210878097U
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- way pipe
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Abstract
The utility model discloses a handheld laser welding rifle, include: the collimator, the first lens seat, the three-way pipe, the connecting seat, the motor cover, the gun head seat and the welding gun head are fixedly connected in sequence, and a first focusing lens is arranged in the first lens seat; the left and right ports of the three-way pipe are bent oppositely, the third port of the three-way pipe is arranged on the outer corner bending surface of the pipe body of the three-way pipe, a reflector cover is arranged at the third port, and a reflector is fixed on the inner side surface of the reflector cover; the middle part of the connecting seat is provided with a mounting opening position, a second lens seat is arranged in the mounting opening position, and a second focusing lens and a polarizing lens are arranged on the second lens seat; a motor is arranged in the motor cover and is connected to the second lens seat in a transmission manner for correcting deviation; the laser beam is emitted from the welding gun head after passing through the collimator, the first focusing lens, the reflecting lens, the second focusing lens and the polarizing lens. The utility model discloses the appearance is small and exquisite, and inner structure is compact, facilitates the use.
Description
Technical Field
The utility model relates to a laser welding rifle for the welding field.
Background
Laser welding is an efficient and precise welding method using a laser beam with high energy density as a heat source, and is suitable for the fields of jewelry, kinescopes, sensors, aluminum alloy, notebook computer shells, mobile phone batteries, molds, electric fittings, stainless steel products, zinc alloy artware and the like. The principle of the laser welding device is that high-energy laser pulses are used for locally heating materials in a micro area, the energy radiated by the laser is diffused into the materials through heat conduction, and the materials are melted to form a specific molten pool so as to achieve the purpose of welding.
The welding gun is as the direct contact part of handheld welding machine, plays very critical effect in the operation, and current laser welding gun structural design is reasonable inadequately, relatively heavier, can not reach fine cooling effect in the cooling, and the lens in the cavity often can be by dust pollution, welding parts secondary oxidation etc. develops a welding gun very much, solves above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that overcome above-mentioned prior art not enough, provide a handheld laser welding rifle.
The utility model provides a technical scheme that above-mentioned technical problem adopted is: a hand-held laser welding gun, comprising: the collimator, the first lens seat, the three-way pipe, the connecting seat, the motor cover, the gun head seat and the welding gun head are fixedly connected in sequence, and a first focusing lens is arranged in the first lens seat; the left and right ports of the three-way pipe are bent oppositely, the third port of the three-way pipe is arranged on the outer corner bending surface of the pipe body of the three-way pipe, a reflector cover is arranged at the third port, and a reflector is fixed on the inner side surface of the reflector cover; the middle part of the connecting seat is provided with a mounting opening position, a second lens seat is arranged in the mounting opening position, and a second focusing lens and a polarizing lens are arranged on the second lens seat; a motor is arranged in the motor cover and is connected to the second lens seat in a transmission manner for correcting deviation; the laser beam is emitted from the welding gun head after passing through the collimator, the first focusing lens, the reflecting lens, the second focusing lens and the polarizing lens.
Further comprising: the water cooling seat is fixedly connected between the motor cover and the gun head seat and is provided with an inner cavity, an opening at the top of the water cooling seat is communicated with the inner cavity, a drawer type protective lens seat is inserted into the opening, a protective lens is arranged on the protective lens seat, and the inner cavity of the water cooling seat is divided into two parts which are not communicated by the protective lens seat.
The water cooling seat is provided with an air blowing nozzle, the air blowing nozzle is communicated with an inner cavity of the water cooling seat towards the gun head seat, and the air blowing nozzle is externally connected with an air source and can blow air towards the protective lens and the welding gun head.
The water cooling seat is provided with a water inlet and a water outlet, the water inlet and the water outlet are communicated with the inner cavity of the water cooling seat facing the motor cover, and the two ports are respectively connected with the inlet and outlet ends of a water pressure source and used for water cooling circulation heat dissipation in the equipment.
An air faucet locking cap is sleeved at one end of the welding gun head, the outer circumference of the air faucet locking cap is in a gear shape, matched sawteeth are formed in one end opening of the gun head seat, and the welding gun head is fixedly inserted into one end of the inner sawteeth of the gun head seat through the air faucet locking cap.
An external thread is arranged at one end of the collimator, an external thread is arranged on the outer circumferential surface of the first lens seat, and a connecting sleeve with an internal thread is used for fixedly connecting the external thread of the collimator and one end of the external thread of the first lens seat in a sleeved mode; the inner part of the left and right ports of the three-way pipe is provided with internal threads, and the other end of the external threads of the first lens seat is connected with the internal threads of the three-way pipe.
And two groups of four-hole mounting holes are formed on the connecting seat around the circumference of the mounting port, one group of mounting holes is used for fixedly connecting the left port and the right port of the three-way pipe, and the other group of mounting holes is used for fixedly connecting the mounting edge at one end of the motor cover.
One side face of the collimator, the connecting sleeve and the three-way pipe is wrapped with an arc-shaped handle, a button is arranged on the handle, and the button is connected with the background host.
The surface of the handle is concavely provided with at least one holding slot.
And a wiring gap is reserved on the inner side surface of the handle and used for covering the peripheral PVC pipe and the circuit wire.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the appearance is small and exquisite, the internal structure is compact, easy to use;
2. the water cooling seat is connected and installed on the motor cover, and a good cooling effect is achieved by utilizing the internal circulation of cold water;
3. the protective lens seat is installed in a drawer type and is convenient to replace, one side of the protective lens seat is provided with an air blowing nozzle which is externally connected with an air source, so that the protective lens is prevented from being damaged by dust pollution rebounded in the laser welding process, and meanwhile, the secondary oxidation of a welding part is prevented in the welding process;
4. the handle is provided with three holding groove positions, so that the handle is convenient to hold by hands, and meanwhile, redundant wires can be stored in the inner side of the handle;
5. the gun head seat adopts an installation mode which is convenient to replace; the reflector cover also facilitates the replacement of the reflector lens inside.
Drawings
In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced, wherein:
FIG. 1 is a sectional view of the preferred embodiment of the present invention;
FIG. 2 is an exploded view of the structure of the preferred embodiment of the present invention;
fig. 3 is a structural overall view of the preferred embodiment of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description. In the preferred embodiments, the terms "upper", "lower", "left", "right", "middle" and "a" are used for the sake of clarity only, and are not intended to limit the scope of the invention, its relative relationship between the terms and their derivatives, and the scope of the invention should be understood as being limited by the claims.
Referring to fig. 1 to 3, a handheld laser welding gun according to a preferred embodiment of the present invention mainly includes: the collimator 1, the first lens holder 2, the three-way pipe 3, the motor cover 4, the water cooling holder 5, the gun head holder 6 and the welding gun head 7 are connected in sequence, and the components and the connection relationship are described in detail below.
The collimator 1 is provided with the external screw thread in one end, and the whole drum outer periphery of first lens seat 2 all is provided with the external screw thread, uses a cylindric adapter sleeve 8, and the inner peripheral face of adapter sleeve 8 is provided with the internal thread, and the external screw thread of the collimator 1 and the external screw thread one end of first lens seat 2 of cover fixedly connected respectively at the both ends of adapter sleeve 8. A first focusing lens is fixedly mounted inside the first lens holder 2 through a press ring 9.
The left end port and the right end port of the three-way pipe 3 are bent relatively to form a certain angle, internal threads are arranged inside the left end port and the right end port of the three-way pipe 3, the other end of the external threads of the first lens seat 2 is tightly connected with the internal threads of the three-way pipe 3, and the left end port and the right end port of the three-way pipe 3 are used for being connected with the motor cover 4. The third port of the three-way pipe 3 is arranged on the outer corner bending surface of the pipe body, screw holes are drilled on the periphery of the third port, a reflector cover 10 is installed, and the reflector is fixed on the inner side surface of the reflector cover 10.
An arc-shaped handle 19 is wrapped on one side face of the collimator 1, the connecting sleeve 8 and the three-way pipe 3, and an opening at one end of the handle 19 is screwed and fixedly connected to one port of the three-way pipe 3. The handle 19 is provided with a button 20, and the button 20 is connected with the background host machine and used for on-off control. Three holding grooves are formed on the surface of the handle 19 in a concave mode and correspond to the three finger bellies respectively, and the holding grooves are not prone to falling off when being held by hands. The inner side surface of the handle 19 is provided with a routing gap for covering the peripheral PVC pipe and circuit lines.
A connecting seat 11 is arranged between the three-way pipe 3 and the motor cover 4, a mounting opening position is arranged in the middle of the connecting seat 11, a second lens seat 12 is arranged in the mounting opening position, and a second focusing lens and a polarizing lens are arranged on the second lens seat 12. Two groups of four-hole mounting holes are formed in the connecting seat 11 around the circumference of the mounting hole, one group of the four-hole mounting holes is used for fixedly connecting the left port and the right port of the three-way pipe 3, and the other group of the four-hole mounting holes is used for fixedly connecting the mounting edge of one end of the motor cover 4. A motor 13 is fixedly arranged in the motor cover 4, the motor 13 is a brushless direct current motor, the motor 13 is in transmission connection with the second lens base 12, and the motor 13 drives the second lens base 12 to move so as to correct lens deviation and enhance the focusing effect of laser beams.
The water cooling seat 5 is cylindrical and is provided with an inner cavity, a cylindrical boss cover is formed at one end of the water cooling seat 5 and is in butt joint with one end of the motor cover 4, and the boss cover and the motor cover are fixedly connected through four symmetrical holes in a screwed mode. The top opening of the water cooling seat 5 is communicated with the inner cavity, a drawer type protective lens seat 14 is inserted into the opening, a drawer cover plate on the outermost side of the protective lens seat 14 is screwed on the water cooling seat 5, and protective lenses are arranged on the protective lens seat 14. The protective lens seat 14 divides the inner cavity of the water cooling seat 5 into two parts which are not communicated, a corner connector is arranged on the water cooling seat 5, the corner connector is an air blowing nozzle 15, the air blowing nozzle 15 is communicated with the inner cavity of the water cooling seat 5 facing the gun head seat 6, the air blowing nozzle 15 is externally connected with an air source, and air is continuously blown towards the protective lens seat 14 and the welding gun head 7 by the air blowing nozzle 15; the water cooling seat 5 is also provided with another two elbow connectors which are respectively a water inlet 16 and a water outlet 17, the two ends of the elbow connectors are respectively connected with the inlet and outlet ends of a water pressure source, and the water inlet 16 and the water outlet 17 are communicated with the inner cavity of the water cooling seat 5 facing the motor cover 4 and used for water cooling circulation heat dissipation inside the equipment. The elbow connectors are connected with external energy supply equipment through rubber tubes.
One end of the gun head seat 6 is fixedly connected to one side of the water cooling seat 5, and the gun head seat 6 is communicated with the inner cavity of the water cooling seat 5 to provide a channel for air blowing. An air nozzle locking cap 18 is sleeved at one end of the welding gun head 7, the outer circumference of the air nozzle locking cap 18 is in a gear shape, matched sawteeth are formed in the inner part of one end of the gun head seat 6, the welding gun head 7 is fixedly inserted into one end of the sawteeth of the gun head seat through the air nozzle locking cap 18, and gun heads of different types can be replaced to meet the processing requirements.
When the laser works, laser is emitted by an external laser, light beams are conducted through the optical fiber, and the laser is focused through the collimator and the first focusing lens; changing the direction of the laser beam by a reflector of the three-way pipe; then the second focusing lens and the polarized lens are adjusted; and finally, the welding gun head is emitted out through the protective lens and is aligned to a processing position.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any person skilled in the art can make any simple modification, equivalent change and modification to the above embodiments according to the technical spirit of the present invention without departing from the scope of the present invention.
Claims (10)
1. A hand-held laser welding gun, comprising: the collimator, the first lens seat, the three-way pipe, the connecting seat, the motor cover, the gun head seat and the welding gun head are fixedly connected in sequence, and a first focusing lens is arranged in the first lens seat; the left and right ports of the three-way pipe are bent oppositely, the third port of the three-way pipe is arranged on the outer corner bending surface of the pipe body of the three-way pipe, a reflector cover is arranged at the third port, and a reflector is fixed on the inner side surface of the reflector cover; the middle part of the connecting seat is provided with a mounting opening position, a second lens seat is arranged in the mounting opening position, and a second focusing lens and a polarizing lens are arranged on the second lens seat; a motor is arranged in the motor cover and is connected to the second lens seat in a transmission manner for correcting deviation; the laser beam is emitted from the welding gun head after passing through the collimator, the first focusing lens, the reflecting lens, the second focusing lens and the polarizing lens.
2. The hand-held laser welding gun of claim 1, further comprising: the water cooling seat is fixedly connected between the motor cover and the gun head seat and is provided with an inner cavity, an opening at the top of the water cooling seat is communicated with the inner cavity, a drawer type protective lens seat is inserted into the opening, a protective lens is arranged on the protective lens seat, and the inner cavity of the water cooling seat is divided into two parts which are not communicated by the protective lens seat.
3. The hand-held laser welding gun according to claim 2, wherein a blowing nozzle is arranged on the water cooling seat, the blowing nozzle is communicated with an inner cavity of the water cooling seat facing the gun head seat, and the blowing nozzle is externally connected with a gas source and can blow gas towards the protective lens and the welding gun head.
4. The hand-held laser welding gun according to claim 2, wherein the water cooling base is provided with a water inlet and a water outlet, the water inlet and the water outlet are communicated with the inner cavity of the water cooling base facing the motor cover, and the two ports are respectively connected to the inlet and the outlet of a water pressure source and used for cooling the water cooling circulation inside the equipment.
5. The hand-held laser welding gun according to any one of claims 1 to 4, wherein an air tap locking cap is sleeved at one end of the welding gun head, the outer circumference of the air tap locking cap is in a gear shape, matched sawteeth are formed in the inner part of one end opening of the gun head seat, and the welding gun head is fixedly inserted at one end of the inner sawteeth of the gun head seat through the air tap locking cap.
6. The handheld laser welding gun according to any one of claims 1 to 4, wherein an external thread is provided at one end of the collimator, an external thread is provided on the outer circumferential surface of the first lens holder, and a connecting sleeve with an internal thread is used to fixedly connect the external thread of the collimator and the external thread end of the first lens holder; the inner part of the left and right ports of the three-way pipe is provided with internal threads, and the other end of the external threads of the first lens seat is connected with the internal threads of the three-way pipe.
7. The hand-held laser welding gun according to any one of claims 1 to 4, wherein two sets of four-hole mounting holes are formed in the connecting base around the circumference of the mounting port, one set of the four-hole mounting holes is used for fixedly connecting the left port and the right port of the three-way pipe, and the other set of the four-hole mounting holes is used for fixedly connecting the mounting edge at one end of the motor cover.
8. The hand-held laser welding gun according to any one of claims 1 to 4, wherein an arc-shaped handle is wrapped on one side surface of the collimator, the connecting sleeve and the three-way pipe, a button is arranged on the handle, and the button is connected with the background host.
9. The hand-held laser welding gun of claim 8, wherein the surface of the handle is recessed with at least one gripping groove.
10. The hand-held laser welding gun of claim 8, wherein the inside face of the handle is left with a routing void for covering the perimeter PVC tubing and circuit lines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922016566.4U CN210878097U (en) | 2019-11-20 | 2019-11-20 | Handheld laser welding gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922016566.4U CN210878097U (en) | 2019-11-20 | 2019-11-20 | Handheld laser welding gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210878097U true CN210878097U (en) | 2020-06-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922016566.4U Active CN210878097U (en) | 2019-11-20 | 2019-11-20 | Handheld laser welding gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210878097U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113523544A (en) * | 2021-08-24 | 2021-10-22 | 深圳市睿利汉深激光设备有限公司 | Single-vibrating-mirror type multipurpose optical fiber welding handheld gun |
| CN113977084A (en) * | 2021-12-30 | 2022-01-28 | 电王精密电器(北京)有限公司 | Integrated laser welding head |
| WO2022147688A1 (en) * | 2021-01-06 | 2022-07-14 | 深圳市骐麟激光应用科技有限公司 | Handheld laser beam welding gun and assembly method therefor |
-
2019
- 2019-11-20 CN CN201922016566.4U patent/CN210878097U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022147688A1 (en) * | 2021-01-06 | 2022-07-14 | 深圳市骐麟激光应用科技有限公司 | Handheld laser beam welding gun and assembly method therefor |
| CN113523544A (en) * | 2021-08-24 | 2021-10-22 | 深圳市睿利汉深激光设备有限公司 | Single-vibrating-mirror type multipurpose optical fiber welding handheld gun |
| CN113977084A (en) * | 2021-12-30 | 2022-01-28 | 电王精密电器(北京)有限公司 | Integrated laser welding head |
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