CN213105070U - Laser scanning galvanometer adapter ring and laser scanning galvanometer - Google Patents
Laser scanning galvanometer adapter ring and laser scanning galvanometer Download PDFInfo
- Publication number
- CN213105070U CN213105070U CN202021615187.3U CN202021615187U CN213105070U CN 213105070 U CN213105070 U CN 213105070U CN 202021615187 U CN202021615187 U CN 202021615187U CN 213105070 U CN213105070 U CN 213105070U
- Authority
- CN
- China
- Prior art keywords
- laser scanning
- holes
- hole
- scanning galvanometer
- adapter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model discloses a laser scanning mirror adapter ring and laser scanning mirror that shakes, this laser scanning mirror adapter ring's middle department that shakes is opened there is connect the via hole, be provided with the internal thread on connect the via hole's the inner wall so that link to each other with lens, be located on the adapter ring a plurality of fixing hole have been arranged in connect the via hole's the outside, seted up first location blind hole on the first terminal surface of adapter ring, just the seal groove of loop configuration is seted up to the outward flange of the first terminal surface of adapter ring, install the sealing washer in the seal groove. The laser scanning galvanometer adapter ring and the laser scanning galvanometer have the following advantages: 1. the mechanical strength is good; 2. the assembly precision is high; 3. the sealing performance is good; 4. the heat dissipation performance is good; 5. the device is suitable for mounting the large-caliber F-Theta lens; 6. the processing and the manufacturing are easier.
Description
Technical Field
The utility model relates to a laser scanning equipment technical field especially relates to a laser scanning shakes mirror adapter ring and laser scanning mirror that shakes.
Background
The laser scanning galvanometer is used as a key part of laser processing equipment such as laser marking, laser etching, laser 3D printing and the like, and is widely applied. The existing two-dimensional laser scanning galvanometer needs to work together with an F-Theta lens which plays a flat field role, wherein the F-Theta lens is a flat field focusing lens and is connected with the laser scanning galvanometer through a connecting ring. At present, a common adapter ring in the market is of a structure that one end is provided with a large-caliber external thread and the other end is provided with a large-caliber internal thread, one end of the external thread of the adapter ring is connected with a laser scanning galvanometer, and one end of the internal thread of the adapter ring is connected with an F-Theta lens. However, the mechanical strength of the joint of the internal thread and the external thread of the adapter ring with the structure is weak, the adapter ring is not suitable for being matched with a heavy-weight large-caliber F-Theta lens, and the adapter ring is in threaded connection with the laser scanning galvanometer, so that the sealing performance is poor, and the assembly precision completely depends on the processing precision of the thread; secondly, because the thickness of the connecting ring is thinner and cylindrical, the thermal resistance between the connecting ring and the laser scanning galvanometer is larger, which is not beneficial to heat transfer. In addition, when a large-caliber F-Theta lens is used, the size of the internal thread of the adapter ring is required to be larger, the wall thickness of the joint of the internal thread and the external thread of the adapter ring is smaller, and the mechanical strength is poorer; on the premise of ensuring the coaxiality and the installation precision between the laser scanning galvanometers, the processing technology of the internal and external threads at the two ends of the connecting ring is relatively complex. Thus, a solution is urgently needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to the above-mentioned problem, provide a laser scanning mirror adapter ring and laser scanning mirror that shakes to it is weak with the mechanical strength of the linking department of external screw thread to solve current laser scanning mirror adapter ring internal thread that shakes, and the adapter ring shakes mirror threaded connection with laser scanning, and the leakproofness is poor, the problem that the thermal resistance is big.
The utility model aims at realizing through the following technical scheme:
the utility model provides a laser scanning mirror adapter ring that shakes, the centre department of adapter ring is opened there is connect the through hole, be provided with the internal thread so that link to each other with lens on connect the through hole's the inner wall, be located on the adapter ring connect the outside of through hole has arranged a plurality of fixed through holes, set up first location blind hole on the first terminal surface of adapter ring, just the seal groove of loop configuration is seted up to the outward flange of the first terminal surface of adapter ring, install the sealing washer in the seal groove.
As an optimized scheme of the utility model, first location blind hole be 2, symmetrical arrangement.
As a preferred scheme of the utility model, fixing hole is the shoulder hole, fixing hole is including the first through-hole that is located the first end of adapter ring and the second through-hole that is located the adapter ring second end, first through-hole with the second through-hole is concentric, just first through-hole with the second through-hole links to each other, the aperture of first through-hole is less than the aperture of second through-hole.
As an optimized scheme of the utility model, fixing hole be 4, 4 fixing hole along the circumferencial direction equipartition.
As an optimized proposal of the utility model, the aluminum alloy ring of the connecting ring formula as an organic whole.
As a preferred scheme of the utility model, the outer surface of the connecting ring is provided with a scratch-proof layer; the outer surface of the connecting ring is prevented from being scratched.
A laser scanning galvanometer comprises a laser galvanometer body and a connecting ring, wherein the connecting ring is the laser scanning galvanometer connecting ring.
As a preferred scheme of the utility model, correspond on the casing of laser mirror body that shakes the position that fixing hole was seted up to the adapter ring fixed threaded hole, fixing bolt passes revolve twist behind the fixing hole in order to realize in the fixing threaded hole laser mirror body that shakes with the connection of adapter ring.
As a preferred scheme of the present invention, the fixing threaded hole does not penetrate through the housing of the laser galvanometer body; and then can prevent the dust entering laser galvanometer body's casing.
As a preferred scheme of the utility model, correspond on the casing of laser galvanometer body the second location blind hole has been seted up to the position that connects first location blind hole on the circle to install the locating pin.
The beneficial effects of the utility model are that, compared with the prior art, the utility model has the advantages of as follows:
1. the adapter ring has no transition part of external threads and internal threads, and has the characteristic of good mechanical strength;
2. the adapter ring is attached to the laser scanning galvanometer and is directly fastened through the fixing bolt, so that the contact area of the adapter ring and the laser scanning galvanometer is increased, and the thermal resistance between the laser scanning galvanometer and the F-Theta lens is reduced;
3. by arranging the positioning pin, the assembly precision of the connecting ring and the laser scanning galvanometer can be effectively ensured;
4. the sealing groove is formed in the end face of the first end of the connecting ring, and the sealing ring is installed, so that the sealing performance is greatly improved;
5. the connecting ring is an integrated aluminum alloy ring, the mechanical strength of the connecting ring can meet the installation requirement of a heavy-caliber F-Theta lens with larger weight, and the connecting ring is fixed outside the laser light outlet of the laser scanning galvanometer and is not limited by the size of the laser light outlet of the laser scanning galvanometer, so that the connecting ring can adapt to the installation requirement of the larger-caliber F-Theta lens;
6. the connecting ring has simple structure, only needs to process internal threads, and has the characteristic of convenient processing.
Drawings
FIG. 1 is a schematic structural diagram of a laser scanning galvanometer adapter;
fig. 2 is an exploded view of a laser scanning galvanometer.
In the figure:
1. connecting a ring; 2. a connecting through hole; 3. a fixing through hole; 4. a first positioning blind hole; 5. a sealing groove; 6. fixing the bolt; 7. a laser galvanometer body; 8. fixing the threaded hole; 9. a second positioning blind hole; 10. positioning pins; 11. a seal ring; 12. F-Theta lens.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings. It is to be understood that the embodiments described herein are merely illustrative of the present invention and are not limiting thereof.
Referring to fig. 1 and 2, fig. 1 is a schematic structural diagram of a laser scanning galvanometer adapter ring; fig. 2 is an exploded view of a laser scanning galvanometer.
In this embodiment, a laser scanning mirror adapter ring that shakes, the department opens there is connect through hole 2 in the centre of adapter ring 1, connect and be provided with the internal thread on through hole 2's the inner wall so that link to each other with F-Theta lens 12, lie in on the adapter ring 1 4 fixing hole 3 has been arranged in connect through hole 2's the outside, 4 fixing hole 3 along the circumferencial direction equipartition, first location blind hole 4 has been seted up on the first end terminal surface of adapter ring 1, first location blind hole 4 be 2, symmetrical arrangement, the outward flange of the first end terminal surface of adapter ring 1 has seted up annular structure's seal groove 5, install sealing washer 11 in the seal groove 5.
Specifically, in this embodiment, the fixing through hole 3 is a stepped hole, the fixing through hole 3 includes a first through hole located at a first end of the adapter ring 1 and a second through hole located at a second end of the adapter ring 1, the first through hole and the second through hole are concentric, the first through hole is connected to the second through hole, and the aperture of the first through hole is smaller than that of the second through hole; by adopting the above structural design, the bolt head of the fixing bolt 6 can sink to the second through hole during connection.
In order to facilitate production and manufacture, in the embodiment, the connecting ring 1 is an integrated aluminum alloy ring.
In order to avoid the joint ring from being scratched, in the embodiment, the outer surface of the joint ring 1 is provided with a scratch-proof layer.
The embodiment also discloses a laser scanning galvanometer, including laser galvanometer body 7 and adapter ring 1, adapter ring 1 is as above laser scanning galvanometer adapter ring.
Furthermore, a fixing threaded hole 8 is formed in the position, corresponding to the fixing through hole 3 in the adapter ring 1, of the shell of the laser galvanometer body 7, and a fixing bolt 6 penetrates through the fixing through hole 3 and then is screwed in the fixing threaded hole 8 to achieve connection of the laser galvanometer body 7 and the adapter ring 1.
In order to prevent dust from entering the housing of the laser galvanometer body 7, the fixing threaded hole 8 does not penetrate through the housing of the laser galvanometer body 7.
Specifically, in this embodiment, a second positioning blind hole 9 is formed in the housing of the laser galvanometer body 7 at a position corresponding to the first positioning blind hole 4 of the adapter ring 1, and a positioning pin 10 is installed.
The laser scanning galvanometer adapter ring and the laser scanning galvanometer have the following advantages:
1. the mechanical strength is good;
2. the assembly precision is high;
3. the sealing performance is good;
4. the heat dissipation performance is good;
5. the device is suitable for mounting the large-caliber F-Theta lens 12;
6. the processing and the manufacturing are easier.
The above embodiments have been merely illustrative of the basic principles and features of the present invention, and the present invention is not limited by the above embodiments, and does not depart from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims.
Claims (10)
1. The utility model provides a laser scanning galvanometer adapter which characterized in that: the utility model discloses a lens, including adapter ring, lens, connecting through hole, internal thread, a plurality of fixing through holes have been arranged to the outside that is located connecting through hole on the adapter ring, first location blind hole has been seted up on the first end terminal surface of adapter ring, just the seal groove of annular structure is seted up to the outward flange of the first end terminal surface of adapter ring, install the sealing washer in the seal groove.
2. The laser scanning galvanometer adapter of claim 1, wherein: the number of the first positioning blind holes is 2, and the first positioning blind holes are symmetrically arranged.
3. A laser scanning galvanometer adapter according to claim 2, wherein: the fixing through holes are stepped holes, the fixing through holes comprise first through holes located at first ends of the connecting rings and second through holes located at second ends of the connecting rings, the first through holes are concentric with the second through holes, the first through holes are connected with the second through holes, and the aperture of the first through holes is smaller than that of the second through holes.
4. A laser scanning galvanometer adapter according to claim 3, wherein: the fixed through holes are 4, and the 4 fixed through holes are uniformly distributed along the circumferential direction.
5. A laser scanning galvanometer adapter according to any one of claims 1 to 4, characterized in that: the connecting ring is an integrated aluminum alloy ring.
6. The laser scanning galvanometer adapter of claim 5, wherein: and the outer surface of the connecting ring is provided with an anti-scraping layer.
7. The utility model provides a laser scanning galvanometer, includes laser galvanometer body and adapter, its characterized in that: the adapter is a laser scanning galvanometer adapter according to any one of claims 1 to 6.
8. A laser scanning galvanometer according to claim 7, wherein: and a fixing threaded hole is formed in the position, corresponding to the fixing through hole in the connecting ring, of the shell of the laser galvanometer body, and a fixing bolt penetrates through the fixing through hole and then is screwed in the fixing threaded hole to realize the connection of the laser galvanometer body and the connecting ring.
9. A laser scanning galvanometer according to claim 8, wherein: the fixing threaded hole does not penetrate through the shell of the laser galvanometer body.
10. A laser scanning galvanometer according to claim 9, wherein: and a second positioning blind hole is formed in the shell of the laser galvanometer body corresponding to the position of the first positioning blind hole in the connecting ring, and a positioning pin is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021615187.3U CN213105070U (en) | 2020-08-05 | 2020-08-05 | Laser scanning galvanometer adapter ring and laser scanning galvanometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021615187.3U CN213105070U (en) | 2020-08-05 | 2020-08-05 | Laser scanning galvanometer adapter ring and laser scanning galvanometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213105070U true CN213105070U (en) | 2021-05-04 |
Family
ID=75684242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021615187.3U Active CN213105070U (en) | 2020-08-05 | 2020-08-05 | Laser scanning galvanometer adapter ring and laser scanning galvanometer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213105070U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113687091A (en) * | 2021-09-22 | 2021-11-23 | 深圳市天辰防务通信技术有限公司 | Laser speed measuring device |
-
2020
- 2020-08-05 CN CN202021615187.3U patent/CN213105070U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113687091A (en) * | 2021-09-22 | 2021-11-23 | 深圳市天辰防务通信技术有限公司 | Laser speed measuring device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213105070U (en) | Laser scanning galvanometer adapter ring and laser scanning galvanometer | |
| US20080095529A1 (en) | Digital camera module package | |
| US20200205282A1 (en) | Lens and assembly method thereof | |
| EP4192210A1 (en) | Electronic device and extension assembly | |
| CN114932999A (en) | Underwater signal intercommunicating type sealed cabin | |
| US20200209597A1 (en) | Lens module and electronic device | |
| CN206629171U (en) | Decoration, camera module and terminal device | |
| CN219496779U (en) | Vehicle-mounted camera and lens module thereof | |
| US20210191235A1 (en) | Imaging device | |
| CN106125495A (en) | A kind of filming apparatus and lens assembly thereof | |
| CN217007868U (en) | High-performance linear structured light generator for 3D vision sensor | |
| CN214669796U (en) | Integrated metal lens cone auxiliary plastic lens heat dissipation mechanism | |
| CN111045165B (en) | Multi-optical interface optical module | |
| CN214799628U (en) | Novel binocular vehicle-mounted camera structure | |
| CN212752380U (en) | Lens assembly and camera | |
| CN218567679U (en) | Optical fiber connector locking structure | |
| CN215818268U (en) | Camera assembly and robot | |
| CN214177098U (en) | High-precision motor encoder mounting structure | |
| CN113923320A (en) | Lens assembly and camera | |
| CN111405148A (en) | Lens module and electronic device | |
| CN211320440U (en) | Automobile connector socket capable of preventing terminal from rotating axially | |
| CN214204192U (en) | Ocean-resistant electric connector | |
| CN217291927U (en) | Chuck structure for grinding ceramic coating flange | |
| CN213516025U (en) | Thermal imaging system | |
| CN217741767U (en) | Vehicle-mounted network camera |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |