CN210548852U - Laser welding head - Google Patents
Laser welding head Download PDFInfo
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- CN210548852U CN210548852U CN201921184544.2U CN201921184544U CN210548852U CN 210548852 U CN210548852 U CN 210548852U CN 201921184544 U CN201921184544 U CN 201921184544U CN 210548852 U CN210548852 U CN 210548852U
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- laser welding
- welding head
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Abstract
The utility model is suitable for a laser welding technical field provides a laser welding head, include: the adjusting device is used for adjusting the laser beam and then acting on a welding workpiece and comprises an emitting cylinder, a first adjusting cylinder, a second adjusting cylinder and an emitting cylinder, wherein the second adjusting cylinder is perpendicular to the first adjusting cylinder; and the observation device is connected with an imaging system, arranged on one side of the second adjusting cylinder far away from the emergent cylinder, coaxial with the emergent cylinder and used for observing the welding condition of the welding workpiece. The utility model provides an adjusting device has the effect of being more convenient for observe welding workpiece welding situation.
Description
Technical Field
The utility model belongs to the technical field of laser welding, especially, relate to a laser welding head.
Background
Laser welding has the advantages of low pollution and no secondary processing, so that the laser welding is a common welding mode. The principle is that laser beam penetrates through the workpiece which can penetrate laser, the laser beam is absorbed by the internal workpiece which can absorb the laser, the welding surface is heated along with the laser radiation, the bottom surface of the surface workpiece and the upper surface of the internal workpiece are melted, and the two workpieces can be solidified into a whole when being cooled.
A monitoring device can be connected to laser welding device's laser welding head department simultaneously, but current monitoring device is not enough because the light that spreads into, and the welding condition that leads to shooing is unclear, and monitoring effect is poor.
SUMMERY OF THE UTILITY MODEL
An object of the embodiment of the utility model is to provide a laser welder head aims at solving the poor technical problem of laser welder head's monitoring effect among the prior art.
The embodiment of the utility model provides a realize like this, a laser welder head, include:
the adjusting device is used for adjusting the laser beam and then acting on a welding workpiece and comprises an emitting cylinder, a first adjusting cylinder, a second adjusting cylinder and an emitting cylinder, wherein the second adjusting cylinder is perpendicular to the first adjusting cylinder, and the emitting cylinder is perpendicular to the second adjusting cylinder;
and the observation device is connected with an imaging system, is arranged on one side of the second adjusting cylinder far away from the emergent cylinder, is coaxial with the emergent cylinder and is used for observing the welding condition of the welding workpiece.
Furthermore, a beam straightening lens and a parallel light focusing lens are arranged in the first adjusting cylinder, the beam straightening lens is arranged close to the launching cylinder, the parallel light focusing lens is arranged close to the second adjusting cylinder, a first reflection lens and a second reflection lens which is arranged in parallel with the first reflection lens are arranged in the second adjusting cylinder, the second reflection lens is arranged below the first reflection lens, and the first reflection lens and the parallel light focusing lens form an included angle of 45 degrees.
Furthermore, the first reflector is arranged at the upper right corner of the second adjusting cylinder, and the second reflector is arranged at the lower left corner of the second adjusting cylinder.
Furthermore, the first reflector and the second reflector are fixed in the second adjusting cylinder through screws.
Furthermore, the observation device comprises a transmission cylinder and a monitor, the transmission cylinder is connected with the second adjusting cylinder, and the monitor is used for being connected with the imaging system.
Furthermore, the bottom of the second adjusting cylinder is provided with a mounting plate, and the mounting plate is provided with a connecting hole for being connected with a welding rack.
Furthermore, a protective lens is arranged in the emergent barrel.
The embodiment of the utility model provides a laser welding head, through setting up adjusting device into two regulation section of thick bamboos: the first regulation section of thick bamboo, the second is adjusted a section of thick bamboo and the perpendicular setting of first regulation section of thick bamboo, and adjust a section of thick bamboo and the perpendicular setting of second with a shooting section of thick bamboo, viewing device locates the one side of keeping away from a shooting section of thick bamboo on the second is adjusted a section of thick bamboo, and viewing device and a shooting section of thick bamboo coaxial line, thereby when the condition to the welding work piece is observed, light on the welding work piece can directly be through rectilinear transmission to monitor, the transmission step and the distance of light have been reduced, it is more clear to make the formation of image, better monitoring effect has, the poor problem of the monitoring effect of the laser welding head among.
Drawings
Fig. 1 is a schematic structural diagram of a laser welding head according to an embodiment of the present invention at a first viewing angle;
fig. 2 is a schematic structural diagram of a laser welding head at a second viewing angle according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Example one
Referring to fig. 1 and 2, a laser welding head 10 according to a first embodiment of the present invention includes an adjusting device 11 and an observing device 12. Wherein:
and the adjusting device 11 is used for adjusting the laser beam and acting on the welding workpiece. Specifically, the adjusting device 11 in the present embodiment includes a first adjusting cylinder 111, a second adjusting cylinder 112, and an exit cylinder 113. The second adjusting cylinder 112 is perpendicular to the first adjusting cylinder 111, and the second adjusting cylinder 112 is perpendicular to the shooting cylinder 113.
Specifically, the first adjustment cylinder 111 is also connected to a fiber connection cylinder 13 through which laser light is incident, for incidence of the laser light.
The first adjusting cylinder 111 is provided with a beam straightening lens 1111 and a parallel light focusing lens 1112, the beam straightening lens 1111 is disposed near the emitting cylinder, and the parallel light focusing lens 1112 is disposed near the second adjusting cylinder 112. The beam straightening mirror 1111 is used to adjust the incident laser light into parallel light, and the parallel light focusing mirror 1112 is used to focus the laser light emitted from the beam straightening mirror 1111.
The second adjusting cylinder 112 is provided with a first reflection lens 1121 and a second reflection lens 1122 disposed parallel to the first reflection lens 1121, the second reflection lens 1122 is disposed below the first reflection lens 1121, and in this embodiment, the first reflection lens 1121 and the parallel light focusing lens 1112 form an included angle of 45 degrees. The laser beam emitted from the inside of the first adjustment cylinder 111 contacts the first reflection mirror 1121, is refracted by the first reflection mirror 1121, contacts the surface of the second reflection mirror 1122, is refracted again by the second reflection mirror 1122, and is emitted from the inside of the emission cylinder 113.
It is understood that, in order to ensure the laser beam to be emitted, the first reflection mirror 1121 is disposed at the upper right corner of the second adjustment cylinder 112, and the second reflection mirror 1122 is disposed at the lower left corner of the second adjustment cylinder 112. Specifically, when the adjustment device is mounted, the first reflector 1121 and the second reflector 1122 are fixed in the second adjustment cylinder 112 by screws 1123.
The emitting cylinder 113 is vertically disposed at one side of the second adjusting cylinder 112, and a protection lens 1131 is disposed in the emitting cylinder 113 to prevent the welding laser head from being contaminated by impurities and dust.
During specific installation, the bottom of the second adjusting cylinder 112 is provided with an installation plate 114, the installation plate 114 is provided with a connection hole, and the installation plate 114 is connected with the welding rack through the connection hole, so that the whole laser welding head 10 is fixed on the welding rack.
The observation device 12 is connected with an imaging system, is arranged on one side of the second adjusting cylinder 112 far away from the ejection cylinder 113, is coaxial with the ejection cylinder 112, and is used for observing the welding condition of the welding workpiece.
Specifically, the observation device 12 includes a transfer cylinder 121 and a monitor 122, the transfer cylinder 121 is connected to the second adjustment cylinder 12, and the monitor 122 is used for connecting to the imaging system. The monitor 122 may be a CCD or CMOS camera.
The use principle of the laser welding head 10 is as follows: the laser beam is emitted from the optical fiber connecting cylinder, passes through the beam straightening lens 1111 in the first adjusting cylinder 111, is adjusted into parallel light, passes through the parallel light focusing lens 1112, is focused, passes through the first reflection lens 1121 in the second adjusting cylinder 112, is refracted for the first time, passes through the second reflection lens 1122, is refracted for the second time, is emitted from the emitting cylinder 113 to act on the welding workpiece, the light on the welding workpiece is transmitted through the emitting cylinder 113, passes through the protection lens 1131 and the second reflection lens 1122, and enters the monitor 122 in the observation device 12, and the monitor 122 transmits the result to the imaging system to display the condition of the welding workpiece, so that the welding condition can be monitored and adjusted at any time.
In the laser welding head 10, the adjusting device 11 is provided as two adjusting cylinders: first regulation section of thick bamboo 111, second regulation section of thick bamboo 112 and the perpendicular setting of first regulation section of thick bamboo 111, and with a shot section of thick bamboo 113 and the perpendicular setting of second regulation section of thick bamboo 112, viewing device 12 is located one side of keeping away from a shot section of thick bamboo 113 on the second regulation section of thick bamboo 112, and viewing device 12 and a shot section of thick bamboo 113 coaxial line, thereby when the condition to the welding work piece is observed, the light on the welding work piece can directly pass through the monitor of straight line transmission to viewing device 12, the transmission step and the route of light have been reduced, make the formation of image clearer, better monitoring effect has.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. A laser welding head, comprising:
the adjusting device is used for adjusting the laser beam and then acting on a welding workpiece and comprises an emitting cylinder, a first adjusting cylinder, a second adjusting cylinder and an emitting cylinder, wherein the second adjusting cylinder is perpendicular to the first adjusting cylinder, and the emitting cylinder is perpendicular to the second adjusting cylinder;
and the observation device is connected with an imaging system, is arranged on one side of the second adjusting cylinder far away from the emergent cylinder, is coaxial with the emergent cylinder and is used for observing the welding condition of the welding workpiece.
2. The laser welding head of claim 1 wherein the first adjusting cylinder is provided with a beam straightening lens and a parallel light focusing lens, the beam straightening lens is disposed near the emission cylinder, the parallel light focusing lens is disposed near the second adjusting cylinder, the second adjusting cylinder is provided with a first reflection lens and a second reflection lens disposed parallel to the first reflection lens, the second reflection lens is disposed below the first reflection lens, and the first reflection lens and the parallel light focusing lens form an included angle of 45 degrees.
3. The laser welding head of claim 2 wherein the first mirror is disposed at a top right corner of the second adjustment cylinder and the second mirror is disposed at a bottom left corner of the second adjustment cylinder.
4. The laser welding head of claim 2 wherein the first mirror piece and the second mirror piece are each secured within the second adjustment barrel by screws.
5. The laser welding head of claim 1 wherein the viewing device comprises a transport cylinder connected to the second conditioning cylinder and a monitor for connection to an imaging system.
6. The laser welding head of claim 1 wherein the second adjustment barrel is provided with a mounting plate at a bottom thereof, the mounting plate being provided with a connection hole for connection to a welding carriage.
7. The laser welding head of claim 1 wherein a protective lens is positioned within the ejection cylinder.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921184544.2U CN210548852U (en) | 2019-07-25 | 2019-07-25 | Laser welding head |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921184544.2U CN210548852U (en) | 2019-07-25 | 2019-07-25 | Laser welding head |
Publications (1)
Publication Number | Publication Date |
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CN210548852U true CN210548852U (en) | 2020-05-19 |
Family
ID=70666857
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201921184544.2U Active CN210548852U (en) | 2019-07-25 | 2019-07-25 | Laser welding head |
Country Status (1)
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CN (1) | CN210548852U (en) |
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2019
- 2019-07-25 CN CN201921184544.2U patent/CN210548852U/en active Active
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