CN210548840U - Hand-held type laser welding head with function of blowing - Google Patents
Hand-held type laser welding head with function of blowing Download PDFInfo
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- CN210548840U CN210548840U CN201920981274.1U CN201920981274U CN210548840U CN 210548840 U CN210548840 U CN 210548840U CN 201920981274 U CN201920981274 U CN 201920981274U CN 210548840 U CN210548840 U CN 210548840U
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Abstract
A hand-held laser welding head with a blowing function comprises a welding head body with a head part and a tail part and an injection head; a light path cavity and a ventilation pipeline which penetrate from the head to the tail are arranged in the welding head body; the tail part of the laser welding head is connected with an optical fiber head for providing laser, the laser is injected from an inlet of a light path cavity at the tail part of the welding head body and is transmitted along the light path cavity, and the injection head is connected with an outlet of the light path cavity to inject the laser for welding. The utility model discloses a soldered connection body adopts the afterbody to insert the trachea to blow off gas from the light path cavity outgoing end of head, reduced the influence of trachea to the operator, the gas that vent pipe's venthole blew off moreover still can be to the protective glass piece further protection of light path cavity outgoing end, prevents again promptly that smoke and dust, splash etc. that produce in the welding process from adhering to on the protective glass piece, lead to the protective glass piece to be burnt out, consequently the utility model discloses not only prolong handheld soldered connection's life, improved operator's use comfort moreover.
Description
Technical Field
The utility model relates to an optical fiber welding device field, concretely relates to hand-held type laser welder head with function of blowing.
Background
In the development history of optical fiber laser welding, along with the continuous expansion of the welding application field, the welding requirements on the market are increasingly diversified, and therefore, a plurality of welding devices are evolved.
The handheld welding head is required to blow residues at the welding point position in a blowing mode in the welding process so as to facilitate continuous welding and improve the welding quality; preventing the welding material from reacting with oxygen in the air; the ionized layer generated during the welding of the materials is damaged. However, the existing handheld welding head is connected with the air pipe at the front end of the handheld welding head and is connected with the air blowing hole, and the air blowing hole and the air pipe are arranged at the front end of the handheld welding head, so that the air pipe is held when the handheld welding head is used, and the handheld welding head is inconvenient to use.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the above-mentioned problem that prior art exists, provide a hand-held type laser welder head with function of blowing.
In order to achieve the purpose, the utility model provides a hand-held laser welding head with air blowing function, which comprises a welding head body and an injector head;
the welding head body is provided with a head part and a tail part, and a light path cavity and a ventilation pipeline which penetrate from the head part to the tail part are arranged in the welding head body;
the tail part of the welding head body is used for being connected with an optical fiber head for providing laser, the laser is injected from an inlet of a light path cavity at the tail part of the welding head body and is transmitted along the light path cavity, and the injection head is connected with an outlet of the light path cavity at the head part of the welding head body to inject the laser for welding;
the gas inlet of the ventilation pipeline is arranged at the tail of the welding head body, the gas outlet of the ventilation pipeline is arranged at the head of the welding head body, the gas outlet extends to the outlet of the light path cavity from the head of the welding head body, and gas is blown out from the injection head.
As the utility model discloses a further preferred scheme, the soldered connection body comprises from afterbody to head collimation fixing base, speculum adapter and the protective glass mount pad that connects gradually, just the light path cavity with vent line runs through respectively in proper order the collimation fixing base speculum adapter with the protective glass mount pad.
As a further preferred scheme of the present invention, a collimating mirror for converting incident laser light into parallel light is disposed in the light path cavity in the collimating holder; a reflector and a focusing mirror are arranged in the light path cavity in the reflector adapter, the reflector is used for totally reflecting the parallel light projected by the collimating mirror to the focusing mirror, and the focusing mirror converts the parallel light reflected by the reflector into convergent light; the protective glass mounting seat is provided with a protective glass in the light path cavity, and the protective glass is used for sealing the outlet end of the light path cavity.
As a further preferred scheme of the utility model, vent line's air inlet is located on the collimation fixing base, the air inlet is connected with air inlet joint, still be connected with the QBH adapter on the collimation fixing base, the collimation fixing base passes through the QBH adapter is used for being connected with the optical fiber head that provides laser.
As a further preferred scheme of the utility model, be equipped with the collimating mirror drawer seat that is a drawer type structure demountable installation on the collimation fixing base, the collimating mirror is fixed through first lens locking clamping ring on the collimating mirror drawer seat.
As the utility model discloses a further preferred scheme, the shape of speculum adapter socket is the arc, is located the outer arc top of speculum adapter socket is equipped with the speculum mounting hole that runs through to its light path cavity, the speculum passes through the speculum seat to be installed in the speculum mounting hole, the focusing mirror passes through that second lens locking clamping ring is fixed and is located the reflection side of speculum.
As a further preferred scheme of the utility model, be equipped with the protective glass drawer seat that is second drawer type structure demountable installation on the protective glass mount pad, the protective glass passes through the third lens locking clamping ring to be fixed in the protective glass drawer seat.
As a further preferred scheme of the utility model, vent pipe's venthole in extend to the exit of light path cavity on the protective glass mount pad, and be located the outgoing side of protective glass.
As a further preferred aspect of the present invention, the spray head includes a water-cooling seat, an adaptor and a nozzle, the water-cooling seat is connected to the protective glass mounting seat, and the water-cooling seat has a light-emitting through hole communicated with the light path cavity, and the nozzle is communicated with the light-emitting through hole of the water-cooling seat through the adaptor;
the water cooling seat is also provided with a circulating water cooling cavity around the light-emitting through hole, a water inlet of the circulating water cooling cavity is connected with a water cooling water inlet pipeline, a water outlet of the circulating water cooling cavity is connected with a water cooling water outlet pipeline, the water cooling water inlet pipeline and the water cooling water outlet pipeline are respectively arranged on the welding head body and sequentially penetrate through the collimation fixing seat, the reflector adapter and the protective mirror mounting seat;
and the collimation fixing seat is also provided with a water inlet connector connected with the water-cooling water inlet pipe and a water outlet connector connected with the water-cooling water outlet pipe.
As a further preferred scheme of the utility model, the soldered connection body still includes touch button, touch button sets up on the speculum seat of speculum adapter.
The utility model discloses a hand-held type laser welder head with function of blowing, soldered connection body adopt the afterbody to insert the trachea to light path cavity outgoing end from the head blows off gas, has reduced the influence of trachea to the operator, and the gas that air vent of air vent pipe said blew off still can be to the protective glass piece further protection of light path cavity outgoing end in addition, and the smoke and dust that prevents to produce in the welding process promptly, splash etc. adhere to on the protective glass piece again, lead to the protective glass piece to be burnt out, consequently the utility model discloses not only prolong the life of handheld soldered connection, improved operator's use comfort moreover.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a sectional view of a hand-held laser welding head with a blowing function according to the present invention;
fig. 2 is an exploded view of the handheld laser welding head with the blowing function of the present invention.
In the figure: 1. the device comprises a QBH adapter, 2, a collimation fixing seat, 201, a water inlet joint, 202, a water outlet joint, 203, a gas inlet joint, 3, a collimating mirror drawer seat, 301, a collimating mirror, 302, a collimation gasket, 303, a collimation protective mirror, 304, a first lens locking pressing ring, 4, a reflector adapter seat, 401, a reflector, 402, a reflector seat, 403, a focusing mirror, 404, a second lens locking pressing ring, 5, a button assembly, 6, a protective mirror mounting seat, 601, a protective mirror drawer seat, 602, a protective mirror, 603, a third lens locking pressing ring, 7, a water cooling seat, 701, a water cooling cover plate, 702, a ceramic pressing ring, 703, a ceramic ring, 704, an adapter, 705, a nozzle, 706, a water cooling circulation cavity, 8, a ventilation pipeline, 9 and a light path cavity.
The purpose of the present invention is to provide a novel and improved method and apparatus for operating a computer.
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.
As shown in fig. 1 and 2, a hand-held laser welding head with a blowing function includes a welding head body and a spray head;
the welding head body is provided with a head part and a tail part, and a light path cavity 9 and a ventilation pipeline 8 which penetrate from the head part to the tail part are arranged in the welding head body;
the tail part of the welding head body is used for being connected with an optical fiber head for providing laser, the laser is injected from an inlet of a light path cavity 9 positioned at the tail part of the welding head body and is transmitted along the light path cavity 9, and the injection head is connected with an outlet of the light path cavity 9 positioned at the head part of the welding head body so as to inject the laser for welding;
the gas inlet of the ventilation pipeline 8 is arranged at the tail part of the welding head body, the gas outlet of the ventilation pipeline 8 is arranged at the head part of the welding head body, and the gas outlet extends to the outlet of the light path cavity 9 at the head part of the welding head body and blows out gas from the spraying head.
As the utility model discloses a further preferred scheme, the soldered connection body comprises collimation fixing base 2, speculum adapter 4 and the protective glass mount pad 6 that connect gradually from afterbody to head, and light path cavity 9 and vent line 8 run through collimation fixing base 2, speculum adapter 4 and protective glass mount pad 6 respectively in proper order.
As a further preferred scheme of the present invention, a collimating mirror 301 for converting incident laser light into parallel light is disposed in the light path cavity 9 in the collimating holder 2; a reflecting mirror 401 and a focusing mirror 403 are arranged in the light path cavity 9 in the reflector adapter 4, the reflecting mirror 401 is used for totally reflecting the parallel light projected by the collimating mirror 301 to the focusing mirror 403, and the focusing mirror 403 converts the parallel light reflected by the reflecting mirror 401 into convergent light; the protective mirror mounting base 6 is provided with a protective mirror 602 in the optical path cavity 9, and the protective mirror 602 is used for sealing an outlet end of the optical path cavity 9.
As the utility model discloses a further preferred scheme, vent line 8's air inlet is located collimation fixing base 2, and the air inlet is connected with air inlet joint 203, still is connected with QBH adapter 1 on the collimation fixing base 2, and collimation fixing base 2 is used for being connected with the optical fiber head that provides laser through QBH adapter 1.
In specific implementation, the collimating lens drawer base 3 detachably mounted in a first drawer type structure is arranged on the collimating holder 2, and the collimating lens 301 is fixed on the collimating lens drawer base 3 through the first lens locking pressing ring 304. The first lens locking pressing ring 304 is further provided with a collimation protective lens 303 overlapped with the collimation lens 301, and the collimation protective lens 303 is separated from the collimation lens 301 through a gasket. Through the first drawer type structure, the collimating mirror 301 and the collimating protective mirror 303 can be conveniently installed in the collimating holder 2 along with the collimating mirror drawer base 3, or can be conveniently detached from the collimating holder 2 along with the collimating mirror drawer base 3, and the collimating mirror drawer base is convenient to detach and install.
In the concrete implementation, the shape of speculum adapter 4 is the arc, the outer arc top that is located speculum adapter 4 is equipped with the speculum 401 mounting hole that runs through to its light path cavity 9, speculum 401 is installed in speculum 401 mounting hole through speculum seat 402, focusing mirror 403 is fixed and is located the reflection side of speculum 401 through second lens locking clamping ring 404, it can be used to change the transmission path of laser through speculum 401 to be curved speculum adapter 4, make the soldered connection body be fit for the manpower mechanics more, the operation of being convenient for.
In specific implementation, the protective glasses mounting base 6 is provided with a protective glasses drawer base 601 detachably mounted in a second drawer type structure, and the protective glasses 602 are fixed in the protective glasses drawer base 601 through a third lens locking pressing ring 603. Through the second drawer type structure, the protective glasses 602 can be conveniently installed in the protective glasses installation seat 6 along with the protective glasses drawer seat 601, or can be conveniently detached from the protective glasses installation seat 6 along with the protective glasses drawer seat 601, so that the protective glasses are convenient to detach and install.
In specific implementation, the air outlet of the vent pipe 8 extends to the outlet of the optical path cavity 9 on the protective mirror mounting seat 6 and is located on the exit side of the protective mirror 602, so that the air blown out from the air outlet can be blown out from the injector head along with the laser, moreover, the air blown to the outlet of the optical path cavity 9 can also cool the optical device on the outlet side of the optical path cavity 9, and the optical device on the outlet side of the optical path cavity 9 is the protective mirror 602, so that the service life of the protective mirror 602 is prolonged.
In specific implementation, the spray head comprises a water cooling seat 7, an adapter 704 and a nozzle 705, the water cooling seat 7 is connected to the protective mirror mounting seat 6, the water cooling seat 7 is provided with a light outlet through hole communicated with the light path cavity 9, and the nozzle 705 is communicated with the light outlet through hole of the water cooling seat 7 through the adapter 704;
the water cooling seat 7 is also provided with a circulating water cooling cavity around the light-emitting through hole, the water cooling seat 7 is also provided with a water cooling cover plate 701 covering the circulating water cooling cavity, the water inlet of the circulating water cooling cavity is connected with a water cooling water inlet pipeline, the water outlet of the circulating water cooling cavity is connected with a water cooling water outlet pipeline, the water cooling water inlet pipeline and the water cooling water outlet pipeline are respectively arranged on the welding head body and sequentially penetrate through the collimation fixing seat 2, the reflector adapter seat 4 and the protective mirror mounting seat 6, the circulating water cooling structure penetrating through the whole welding head body is formed by the circulating water cooling cavity, the water cooling water inlet pipeline and the water cooling water outlet pipeline, and an optical device in the whole welding head body, particularly;
the collimating holder 2 is further provided with a water inlet connector 201 connected with the water-cooling water inlet pipe and a water outlet connector 202 connected with the water-cooling water outlet pipe.
In this embodiment, the water-cooling water inlet pipeline, the water-cooling water outlet pipeline, and the water-cooling circulation cavity 706 form a circulation water-cooling structure, which is disposed in the whole product and is close to the optical cavity 9, so as to fully cool the optical cavity 9, thereby effectively protecting the service life of the optical device in the optical cavity 9, and not only prolonging the service life of the handheld welding head.
Further preferably, a ceramic ring 703 is sleeved on the adaptor 704, and a ceramic pressing ring 702 for fixing the ceramic ring 703, the ceramic pressing ring 702 is fixedly connected with the water cooling seat 7, the nozzle 705 is electrically conducted with the metal part in the ceramic ring 703 through the adapter 704, when the nozzle 705 works, the nozzle needs to be contacted with a welding workpiece, and the welding workpiece needs to be grounded, since the nozzle 705 is electrically connected to the metal part of the ceramic ring 703 through the adapter 704, the metal part of the ceramic ring 703 is electrically connected to the control circuit of the laser generator, by the control of the control circuit, the laser generator can generate laser light only when the nozzle 705 is in a grounded state, or else laser light cannot be generated, therefore, misoperation, such as the phenomenon that people work for a long time and are tired, can happen, and other people are hurt by mistake, or other people such as children play and the like, and the accident that people are hurt by mistake is avoided.
In specific implementation, the soldering head body further includes a touch button, and the touch button is disposed on the reflector base 402 of the reflector adapter 4. In a preferred embodiment, the touch button comprises a touch sheet and a button contact seat provided with the touch sheet, in the using process, when an operator touches the touch sheet with a finger and presses the button contact seat, the laser emitter connected to the optical fiber head can generate laser, otherwise, the laser emitter cannot generate laser, so that misoperation is prevented, when people work fatigue for a long time, misoperation can occur to cause accidental injury to other people, or other people play like children and cause accidental injury to people.
In the embodiment of the present invention, the transmission path of the laser of the handheld laser welding head with the blowing function is: after laser enters the QBH adapter 1, the laser penetrates through the collimating mirror 301 in the light path cavity 9 and is converted into parallel light, then the parallel light is projected onto the reflecting mirror 401 in the light path cavity 9, the reflecting mirror 401 totally reflects the parallel light to the focusing mirror 403, the parallel light is converted into convergent light by the focusing mirror 403, finally the convergent light passes through the water cooling seat 7 and forms a focusing point from the center of the spray head, and the laser emitted by the spray head can be used for welding.
The utility model discloses a function and the principle of blowing do: the air inlet connector 203 is connected with an air pipe and is communicated with an air source, air flow of the air source sequentially passes through the collimation fixing seat 2, the reflector adapter seat 4 and the protective mirror mounting seat 6 along the ventilation pipeline 8, and because an air outlet of the protective mirror mounting seat 6 extends to an outlet of the light path cavity 9 and is positioned on an emergent side of the protective mirror 602, air blown out from the ventilation pipeline 8 is blown out through a light outlet through hole of the water cooling seat 7 and through the nozzle 705, welding slag can be automatically blown away in the welding process, and the air can also cool the protective mirror 602 which is positioned at an outlet of the light path cavity 9.
The utility model discloses a hand-held type laser welder head with function of blowing, soldered connection body adopt the afterbody to insert the trachea to light path cavity outgoing end from the head blows off gas, has reduced the influence of trachea to the operator, and the gas that blows off of vent pipe 8's venthole can still cool off the optical device of 9 outgoing ends of light path cavity in addition, has not only prolonged hand-held soldered connection's life, has improved operator's use comfort moreover.
Although specific embodiments of the present invention have been described above, it will be appreciated by those skilled in the art that these are merely examples and that many changes and modifications may be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims.
Claims (10)
1. A hand-held laser welding head with a blowing function is characterized by comprising a welding head body and an injection head;
the welding head body is provided with a head part and a tail part, and a light path cavity and a ventilation pipeline which penetrate from the head part to the tail part are arranged in the welding head body;
the tail part of the welding head body is used for being connected with an optical fiber head for providing laser, the laser is injected from an inlet of a light path cavity at the tail part of the welding head body and is transmitted along the light path cavity, and the injection head is connected with an outlet of the light path cavity at the head part of the welding head body to inject the laser for welding;
the gas inlet of the ventilation pipeline is arranged at the tail of the welding head body, the gas outlet of the ventilation pipeline is arranged at the head of the welding head body, the gas outlet extends to the outlet of the light path cavity from the head of the welding head body, and gas is blown out from the injection head.
2. The hand-held laser welding head with the function of blowing according to claim 1, characterized in that the welding head body is composed of a collimation fixing base, a reflector adapter and a protective mirror mounting base which are connected in sequence from the tail to the head, and the light path cavity and the ventilation pipeline respectively penetrate through the collimation fixing base, the reflector adapter and the protective mirror mounting base in sequence.
3. The hand-held laser welding head with the air blowing function of claim 2, wherein a collimating mirror for converting incident laser light into parallel light is arranged in the light path cavity in the collimating holder; a reflector and a focusing mirror are arranged in the light path cavity in the reflector adapter, the reflector is used for totally reflecting the parallel light projected by the collimating mirror to the focusing mirror, and the focusing mirror converts the parallel light reflected by the reflector into convergent light; the protective glass mounting seat is provided with a protective glass in the light path cavity, and the protective glass is used for sealing the outlet end of the light path cavity.
4. The hand-held laser welding head with the blowing function of claim 3, wherein an air inlet of the ventilation pipeline is located on the collimation fixing seat, the air inlet is connected with an air inlet joint, the collimation fixing seat is further connected with a QBH adapter, and the collimation fixing seat is used for being connected with an optical fiber head providing laser through the QBH adapter.
5. The hand-held laser welding head with a blowing function as claimed in claim 3, wherein the collimating holder is provided with a collimating mirror drawer seat detachably mounted in a first drawer type structure, and the collimating mirror is fixed on the collimating mirror drawer seat through a first lens locking pressing ring.
6. The hand-held laser welding head with the air blowing function as claimed in claim 3, wherein the reflector adapter is arc-shaped, a reflector mounting hole penetrating through to a light path cavity of the reflector adapter is formed in the top of an outer arc of the reflector adapter, the reflector is mounted in the reflector mounting hole through the reflector base, and the focusing mirror is fixed through the second lens locking pressing ring and is located on the reflecting side of the reflector.
7. The hand-held laser welding head with a blowing function as claimed in claim 3, wherein a protective glass drawer seat detachably mounted in a second drawer-type structure is provided on the protective glass mounting seat, and the protective glass is fixed in the protective glass drawer seat through a third lens locking pressing ring.
8. The hand-held laser welding head with a blowing function of claim 2 wherein the air outlet of the ventilation pipeline extends to the outlet of the light path cavity on the protective lens mounting seat and is located at the exit side of the protective lens.
9. The hand-held laser welding head with the air blowing function of claim 2, wherein the spray head comprises a water cooling seat, an adapter and a nozzle, the water cooling seat is connected to the protective glass mounting seat and is provided with an light outlet through hole communicated with the light path cavity, and the nozzle is communicated with the light outlet through hole of the water cooling seat through the adapter;
the water cooling seat is also provided with a circulating water cooling cavity around the light-emitting through hole, a water inlet of the circulating water cooling cavity is connected with a water cooling water inlet pipeline, a water outlet of the circulating water cooling cavity is connected with a water cooling water outlet pipeline, the water cooling water inlet pipeline and the water cooling water outlet pipeline are respectively arranged on the welding head body and sequentially penetrate through the collimation fixing seat, the reflector adapter and the protective mirror mounting seat;
and the collimation fixing seat is also provided with a water inlet connector connected with the water-cooling water inlet pipe and a water outlet connector connected with the water-cooling water outlet pipe.
10. The hand-held laser welding head with a blowing function of any one of claims 2 to 9 wherein the welding head body further comprises a touch button disposed on the mirror mount of the mirror adapter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920981274.1U CN210548840U (en) | 2019-06-26 | 2019-06-26 | Hand-held type laser welding head with function of blowing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920981274.1U CN210548840U (en) | 2019-06-26 | 2019-06-26 | Hand-held type laser welding head with function of blowing |
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| Publication Number | Publication Date |
|---|---|
| CN210548840U true CN210548840U (en) | 2020-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920981274.1U Active CN210548840U (en) | 2019-06-26 | 2019-06-26 | Hand-held type laser welding head with function of blowing |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114346490A (en) * | 2021-09-10 | 2022-04-15 | 苏州创鑫激光科技有限公司 | Gas conveying method in air-cooled laser processing equipment and application thereof |
| CN117102675A (en) * | 2023-10-20 | 2023-11-24 | 南通思凯光电有限公司 | Prevent handheld laser welding machine that metal splashes |
| CN114346490B (en) * | 2021-09-10 | 2024-04-30 | 苏州创鑫激光科技有限公司 | Gas conveying method in air-cooled laser processing equipment and application thereof |
-
2019
- 2019-06-26 CN CN201920981274.1U patent/CN210548840U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114346490A (en) * | 2021-09-10 | 2022-04-15 | 苏州创鑫激光科技有限公司 | Gas conveying method in air-cooled laser processing equipment and application thereof |
| CN114346490B (en) * | 2021-09-10 | 2024-04-30 | 苏州创鑫激光科技有限公司 | Gas conveying method in air-cooled laser processing equipment and application thereof |
| CN117102675A (en) * | 2023-10-20 | 2023-11-24 | 南通思凯光电有限公司 | Prevent handheld laser welding machine that metal splashes |
| CN117102675B (en) * | 2023-10-20 | 2024-04-05 | 南通思凯光电有限公司 | Prevent handheld laser welding machine that metal splashes |
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