CN218284199U - Dustproof air curtain for lens of laser equipment - Google Patents
Dustproof air curtain for lens of laser equipment Download PDFInfo
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- CN218284199U CN218284199U CN202222850039.5U CN202222850039U CN218284199U CN 218284199 U CN218284199 U CN 218284199U CN 202222850039 U CN202222850039 U CN 202222850039U CN 218284199 U CN218284199 U CN 218284199U
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Abstract
The application belongs to the technical field of laser equipment, concretely relates to dustproof air curtain of laser equipment camera lens. The utility model provides a laser equipment camera lens air curtain that prevents dust which characterized in that: comprises a wind curtain shell and a wind curtain core; the air curtain shell is internally provided with a threaded cavity and a conical cavity which are mutually communicated, the air curtain core comprises a threaded part and a conical part which are integrally formed, and the threaded part is provided with an air guide groove; the air curtain core is assembled in the air curtain shell in a threaded fit manner; the air guide groove can guide dust blowing air to a position between the outer conical surface of the conical body part and the inner conical surface of the conical cavity. The utility model discloses laser equipment camera lens air curtain that prevents dust through forming conical dust wind that blows between air curtain shell and air curtain core, can carry out effectual dustproof protection to laser equipment's light-emitting window or light-emitting hole. In the improved embodiment of the application, the spiral dust blowing wind can be formed by adopting the cyclone wind channel, so that the dust prevention effect is further improved.
Description
Technical Field
The application belongs to the technical field of laser equipment, concretely relates to dustproof air curtain of laser equipment camera lens.
Background
Laser equipment can produce a lot of dust or piece when carrying out laser operation (for example, light-resistant sculpture, laser welding etc.), if do not carry out dustproof protection, dust or piece can probably get into laser equipment's light-emitting hole or light-emitting intraorally, cause the inside pollution of equipment, influence the precision of processing, influence laser equipment's normal use even.
SUMMERY OF THE UTILITY MODEL
In view of this, the present application discloses a dust-proof air curtain for a laser device lens, which prevents external dust or debris from entering a light exit hole by forming an internal dust blowing air at the laser light exit hole, thereby solving the technical problems described in the background art.
The solution provided by the application for solving the technical problem is as follows:
the utility model provides a laser equipment camera lens air curtain that prevents dust which characterized in that: comprises an air curtain shell and an air curtain core;
the air curtain shell is internally provided with a threaded cavity and a conical cavity which are communicated with each other, the threaded cavity and the conical cavity are respectively opened on two end surfaces of the air curtain shell, the conical cavity forms an air curtain shell light outlet at the opening part, and one side of the conical top of the conical cavity is over against the air curtain shell light outlet; a dust blowing air duct is arranged at the side part of the threaded cavity;
the air curtain core comprises a threaded part and a conical part which are integrally formed, and a curtain core cavity is arranged in the threaded part and the conical part, is opened on two end surfaces of the air curtain core and forms an air curtain core light outlet with the conical top of the conical part; the threaded part is provided with an air guide groove;
the inner wall of the threaded cavity is provided with an internal thread, the outer surface of the threaded part is provided with an external thread, the air curtain core is assembled in the air curtain shell in a threaded fit mode, and the air guide groove can guide dust blowing air from the dust blowing air duct to a position between the outer conical surface of the cone part and the inner conical surface of the conical cavity.
Preferably, the wind guide groove comprises an annular groove body and a straight groove body which are communicated with each other, the annular groove body is arranged on the threaded portion, and the straight groove body is arranged on the groove body at one side of the annular groove body close to the conical portion.
Preferably, a cyclone air duct is arranged on the outer conical surface of the conical body part and used for guiding dust blowing air along the tangential direction, one end of the cyclone air duct is opened on the straight groove body, and the other end of the cyclone air duct is opened on the end face of one end of the conical body part, which is provided with the light outlet hole of the air curtain core.
Preferably, the flow guiding direction of the cyclone air duct is parallel to the tangential direction of the light outlet hole of the air curtain shell.
Preferably, the number of the cyclone air ducts is three, and the three cyclone air ducts are uniformly distributed on the outer conical surface of the conical body part.
Preferably, the air curtain shell is also provided with an air curtain assembly hole. Further preferably, the air curtain shell comprises a base and a shell which are integrally formed, the threaded cavity is formed in the base, and the conical cavity is formed in the shell.
The beneficial technical effects are as follows:
the application discloses laser equipment camera lens air curtain that prevents dust is formed by air curtain shell and air curtain core combination, blows dirt wind effect through forming the toper between air curtain shell and air curtain core, can carry out effectual dustproof protection to laser equipment's light-emitting window or light-emitting hole. In the improved embodiment of the application, the spiral dust blowing wind can be formed by adopting the cyclone wind channel, so that the dust prevention effect is further improved.
The technical solutions and technical effects of the present application will be described in detail below with reference to the drawings and the detailed description of the present application.
Drawings
FIG. 1: an explosion diagram of a dust-proof air curtain structure of a lens of laser equipment;
FIG. 2: a side perspective view of a dust-proof air curtain of a lens of the laser device;
FIG. 3: a dust-proof air curtain plane perspective view of a lens of the laser device;
and (3) identification and explanation:
10-air curtain shell, 20-air curtain core;
110-thread cavity, 120-conical cavity, 130-dust blowing air duct, 140-curtain shell light outlet, 150-curtain assembly hole, 160-base and 170-shell;
210-a threaded part, 220-a cone part, 230-a curtain core cavity, 240-an air curtain core light outlet, 250-an air guide groove and 260-a cyclone air duct; 2510 annular groove, 2520 straight groove.
Detailed Description
Referring to fig. 1-3, a dust-proof curtain for a laser device lens is composed of a curtain housing 10 and a curtain core 20, wherein the curtain core 20 is assembled in the curtain housing 10. The dustproof air curtain is installed outside the light outlet of the laser device through the air curtain assembly hole 150 on the air curtain shell 10, and the dustproof and waterproof functions can be achieved for the light outlet of the laser device.
The curtain housing 10 includes a disc-shaped base 160 and a cylindrical housing 170, and the base 160 and the housing 170 are integrally formed. A threaded cavity 110 is formed in the base 160, a conical cavity 120 is formed in the shell 170, the threaded cavity 110 and the conical cavity 120 are communicated with each other, the threaded cavity 110 and the conical cavity 120 are respectively opened on two side end faces of the air curtain shell 10, the conical cavity 120 forms an air curtain shell light outlet hole 140 at the opening part, and one side of the conical top of the conical cavity 120 is opposite to the air curtain shell light outlet hole 140; the side of the threaded cavity 110 is provided with a dust blowing air duct 130; the number of the dust blowing air ducts 130 may be one or more, and in this embodiment, three dust blowing air ducts 130 are uniformly arranged.
The wind curtain core 20 comprises a thread part 210 and a conical part 220 which are integrally formed, the structure and the size of the thread part 210 are matched with those of the thread cavity 110, the conical degree of the conical part 220 is matched with that of the conical cavity 120, and the conical height of the conical part 220 is smaller than that of the conical cavity 120. A curtain core cavity 230 is arranged in the threaded part 210 and the conical part 220, the curtain core cavity 230 is opened at two end faces of the air curtain core 20, and an air curtain core light outlet hole 240 is formed by the curtain core cavity 230 and the conical top part of the conical part 220; the screw portion 210 is provided with a wind guide groove 250.
The inner wall of the threaded cavity 110 is provided with an internal thread, the outer surface of the threaded portion 210 is provided with an external thread, the air curtain core 20 is assembled in the air curtain shell 10 through thread fit, and the air guide groove 250 can guide the dust blowing air from the dust blowing air duct 130 to a position between the outer conical surface of the cone portion 220 and the inner conical surface of the conical cavity 120.
The air guide groove 250 includes a ring groove 2510 and a straight groove 2520 that are communicated with each other, the ring groove 2510 is disposed on the screw portion 210, and the straight groove 2520 is disposed on a groove body of the ring groove 2510 on a side close to the tapered portion 220. The number of the straight grooves 2520 is one or more.
The outer conical surface of the cone portion 220 is provided with a cyclone air duct 260, the cyclone air duct 260 is used for guiding and blowing dust along a tangential direction, one end of the cyclone air duct 260 is opened to the straight groove 2520, and the other end of the cyclone air duct 260 is opened to an end face of the cone portion 220 at which the air curtain core light outlet 240 is provided. Referring to fig. 3, the flow direction of the cyclone duct 260 is parallel to the tangential direction of the light outlet 140 of the wind curtain housing. The number of the cyclone ducts 260 is three, and the three cyclone ducts 260 are uniformly distributed on the outer tapered surface of the tapered portion 220.
Description of the principles and effects: the dustproof air curtain is arranged outside a light outlet hole or a light outlet of laser equipment such as a laser marking machine through the air curtain assembly hole 150 on the air curtain shell 10, so that the axis of the laser head, the light outlet hole 140 of the air curtain shell and the axis of the light outlet hole 240 of the air curtain core are overlapped mutually, and the light outlet hole of the laser equipment can be protected from dust. When the laser operation is started,
dust removing wind such as compressed wind is supplied from the dust blowing wind tunnel 130, the ring groove 2510 and the straight groove 2520 into between the outer conical surface of the cone part 220 and the inner conical surface of the conical cavity 120 and into the cyclone wind tunnel 260. Tangent line in a plurality of whirlwind wind channels 260 blows the dirt wind and can form the spiral through making a concerted effort and blow out in the light hole 140 is gone out to the air curtain shell, and then when taking out inside dust or piece, can also prevent that outside dust and piece from getting into in laser hole or the laser mouth to laser equipment's dustproof protection has been realized.
While the technical solutions and technical effects of the present application have been described in detail, it should be noted that the specific embodiments disclosed in the specification are only preferred embodiments of the present application, and other embodiments may be developed by those skilled in the art based on the specific embodiments; any simple modifications and equivalents which do not depart from the innovative concepts of the present application are intended to be included within the scope of the present patent.
Claims (7)
1. The utility model provides a laser equipment camera lens air curtain that prevents dust which characterized in that: comprises a wind curtain shell (10) and a wind curtain core (20);
a threaded cavity (110) and a conical cavity (120) which are mutually communicated are arranged in the air curtain shell (10), the threaded cavity (110) and the conical cavity (120) are respectively opened on two end surfaces of the air curtain shell (10), the conical cavity (120) is formed in an opening part to form an air curtain shell light outlet hole (140), and one side of a conical top of the conical cavity (120) is over against the air curtain shell light outlet hole (140); a dust blowing air duct (130) is arranged on the side part of the threaded cavity (110);
the air curtain core (20) comprises a thread part (210) and a cone part (220) which are integrally formed, wherein a core cavity (230) is arranged in the thread part (210) and the cone part (220), the core cavity (230) is opened at two end faces of the air curtain core (20) and forms an air curtain core light outlet hole (240) with the cone top part of the cone part (220); the threaded part (210) is provided with an air guide groove (250);
the inner wall of the threaded cavity (110) is provided with internal threads, the outer surface of the threaded portion (210) is provided with external threads, the air curtain core (20) is assembled in the air curtain shell (10) in a threaded fit mode, and the air guide groove (250) can guide dust blowing air from the dust blowing air duct (130) to a position between the outer conical surface of the cone portion (220) and the inner conical surface of the conical cavity (120).
2. The laser device lens dust-proof air curtain of claim 1, wherein:
the wind guide groove (250) comprises a ring groove body (2510) and a straight groove body (2520) which are mutually communicated, the ring groove body (2510) is arranged on the threaded portion (210), and the straight groove body (2520) is arranged on the groove body on one side, close to the conical portion (220), of the ring groove body (2510).
3. The laser device lens dust-proof air curtain of claim 2, wherein:
be provided with cyclone duct (260) on the outer conical surface of cone portion (220), cyclone duct (260) are used for following tangential direction water conservancy diversion dust-blowing wind, the one end opening in of cyclone duct (260) straight cell body (2520), the other end opening in of cyclone duct (260) be provided with on cone portion (220) on the one end terminal surface of wind curtain core unthreaded hole (240).
4. The laser device lens dust-proof air curtain of claim 3, wherein: the flow guiding direction of the cyclone air duct (260) is parallel to the tangential direction of the light outlet hole (140) of the air curtain shell.
5. The laser device lens dust-proof air curtain of claim 4, wherein: the number of the cyclone air ducts (260) is three, and the three cyclone air ducts (260) are uniformly distributed on the outer conical surface of the conical part (220).
6. The laser device lens dust-proof air curtain of claim 1, wherein: the air curtain shell (10) is also provided with an air curtain assembly hole (150).
7. The laser device lens dust-proof air curtain of claim 6, wherein: the air curtain shell (10) comprises a base (160) and a shell (170) which are integrally formed, a threaded cavity (110) is formed in the base (160), and a conical cavity (120) is formed in the shell (170).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222850039.5U CN218284199U (en) | 2022-10-27 | 2022-10-27 | Dustproof air curtain for lens of laser equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222850039.5U CN218284199U (en) | 2022-10-27 | 2022-10-27 | Dustproof air curtain for lens of laser equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218284199U true CN218284199U (en) | 2023-01-13 |
Family
ID=84809722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222850039.5U Active CN218284199U (en) | 2022-10-27 | 2022-10-27 | Dustproof air curtain for lens of laser equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218284199U (en) |
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2022
- 2022-10-27 CN CN202222850039.5U patent/CN218284199U/en active Active
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