CN108011283B - Dustproof lens assembly convenient to disassemble and assemble - Google Patents
Dustproof lens assembly convenient to disassemble and assemble Download PDFInfo
- Publication number
- CN108011283B CN108011283B CN201711215546.9A CN201711215546A CN108011283B CN 108011283 B CN108011283 B CN 108011283B CN 201711215546 A CN201711215546 A CN 201711215546A CN 108011283 B CN108011283 B CN 108011283B
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- connecting piece
- lens
- dustproof
- base
- base body
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- 238000009434 installation Methods 0.000 claims abstract description 29
- 238000007789 sealing Methods 0.000 claims abstract description 6
- 238000001816 cooling Methods 0.000 claims description 27
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 14
- 239000000428 dust Substances 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 10
- 239000000696 magnetic material Substances 0.000 claims description 3
- 230000000087 stabilizing effect Effects 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 description 20
- 238000000034 method Methods 0.000 description 20
- 230000008569 process Effects 0.000 description 17
- 238000003825 pressing Methods 0.000 description 16
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 7
- 229910002092 carbon dioxide Inorganic materials 0.000 description 5
- 239000001569 carbon dioxide Substances 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 238000003860 storage Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910000881 Cu alloy Inorganic materials 0.000 description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000011247 coating layer Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 229910052709 silver Inorganic materials 0.000 description 2
- 239000004332 silver Substances 0.000 description 2
- 230000003595 spectral effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000000960 laser cooling Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/02—Constructional details
- H01S3/03—Constructional details of gas laser discharge tubes
- H01S3/034—Optical devices within, or forming part of, the tube, e.g. windows, mirrors
- H01S3/0346—Protection of windows or mirrors against deleterious effects
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Optics & Photonics (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention relates to the technical field of lasers, in particular to a dustproof lens assembly convenient to disassemble and assemble, which comprises a first connecting piece connected with a laser and a second connecting piece connected with the first connecting piece, wherein the second connecting piece is provided with a dustproof lens, the dustproof lens is positioned on a light path of a laser output laser beam, a sealing cavity is formed between the output lens and the dustproof lens, and the first connecting piece is detachably connected with the second connecting piece. The utility model provides a dustproof subassembly sets up dustproof lens through detachable first connecting piece and second connecting piece, makes form a sealed cavity between output lens and the dustproof lens, and first connecting piece is connected with the dismantlement of second connecting piece, realizes the installation and the dismantlement to dustproof lens, and the outside of output lens is located the closed cavity, has guaranteed at first that output lens is in good clean state always, and on the other hand, dustproof lens can be by convenient clearance.
Description
Technical Field
The invention relates to the technical field of lasers, in particular to a dustproof lens assembly convenient to disassemble and assemble.
Background
Because the carbon dioxide laser has relatively high power and relatively high energy conversion efficiency, the spectral lines are relatively rich, and the laser output of tens of spectral lines is near 10 microns, the carbon dioxide laser has wide application in the aspects of industry, military, medical treatment, scientific research and the like.
The prior carbon dioxide laser generally comprises a discharge tube, a water cooling tube sleeved outside the discharge tube, a gas storage tube sleeved outside the water cooling tube, electrodes arranged at two ends of the discharge tube, and output windows and reflecting windows arranged at two ends of the gas storage tube, wherein the reflecting windows comprise reflecting lenses and reflecting lens cooling devices, the output windows comprise output lenses and output lens cooling devices, and carbon dioxide gas and other auxiliary gases are filled in the discharge tube; when a high voltage is applied to the electrode, glow discharge is generated in the discharge tube, and a laser beam is formed after reflection by the reflecting mirror and the output mirror, and the final laser beam is obtained by emitting from the output mirror.
In practical use, as the laser beam is usually used for cutting, more dust or dust particles are usually contained in the air, the air quality in the working environment is poor, dust or other impurities in the air gradually adhere to the outer side of the output lens along with the use time, so that the light-emitting efficiency of the output lens is reduced, the output quality of the laser beam is influenced, and a worker is required to wipe the output lens periodically to keep the output lens clean; on the other hand, the output lens is a precise optical element, and the output lens is also provided with a coating layer, so that the coating layer on the output lens is extremely easy to scratch in the wiping process, and the loss which is difficult to compensate is caused, and furthermore, in the current laser structure, the output lens is fixedly connected with the gas storage tube and the cooling device in a non-detachable way, so that the service life of the output lens is an important factor for determining the service life of the laser, and when the light transmittance of the output lens is reduced to a certain degree or scratched, even if other components of the laser are intact, the whole laser must be replaced, thereby increasing the use cost of a user and also seriously reducing the production efficiency.
Disclosure of Invention
The invention aims at: in the existing carbon dioxide laser, the output lens is inconvenient to clean thoroughly due to the installation structure of the output lens, the output lens is easy to scratch in the cleaning process, the quality of a laser beam is further reduced along with the increase of the service time, the use cost of a user is high, the production efficiency is reduced, and the dustproof lens assembly capable of reliably guaranteeing the cleaning of the output lens is provided.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
the utility model provides a dustproof lens subassembly convenient to dismouting, including with the first connecting piece that the laser instrument is connected and with the second connecting piece that the first connecting piece is connected, be provided with dustproof lens on the second connecting piece, dustproof lens is located the light path of laser instrument output laser beam form sealed cavity between output lens and the dustproof lens, first connecting piece with be detachable connection between the second connecting piece.
According to the dustproof assembly, the dustproof lens is arranged through the first connecting piece and the second connecting piece which are detachable, so that a sealing cavity is formed between the output lens and the dustproof lens, the first connecting piece is detachably connected with the second connecting piece, the installation and the detachment of the dustproof lens are realized, the outer side of the output lens is positioned in the sealing cavity, the laser beam of the laser passes through the dustproof lens after passing out of the output lens, so that the output lens is always in a good cleaning state, on the other hand, when dust exists on the dustproof lens or is polluted, the dustproof lens can be taken down to be thoroughly cleaned, the clean thoroughly of the dustproof lens is ensured, the good laser beam output quality is further ensured, on the other hand, even if the dustproof lens is scratched in the cleaning process or the using process, the novel dustproof lens can be replaced, and other parts of the laser are not required to be replaced, so that the using cost of a user is greatly saved; furthermore, in the process of cleaning the dustproof lens, on one hand, only the dustproof lens can be taken down without detaching the whole laser from the working position, so that the whole cleaning process is convenient, and the adjustment procedure of the mounting position of the laser is saved; moreover, when the dustproof lens is disassembled, the clean dustproof lens can be replaced at the same time, so that the laser can still work in the cleaning process of the dustproof lens, and the production efficiency is further improved.
Preferably, the first connector is disposed on a cooling device of the laser output lens. The first connecting piece is arranged on the cooling device, and also plays a role in heat transfer when playing a role in connection, so that the dustproof lens is cooled, and the working stability of the laser is guaranteed.
Preferably, the first connecting piece and the second connecting piece are made of magnetic materials, so that the first connecting piece and the second connecting piece are magnetically connected. So, make things convenient for the cooperation and the dismantlement of first connecting piece and second connecting piece, and then can be convenient take off dustproof lens.
Preferably, the first connecting piece and/or the second connecting piece are/is of a ring-shaped structure. The device is of an annular structure, magnetic force can be firstly existing in the circumferential direction, installation is convenient, adjustment of the dustproof lens in the circumferential direction is also convenient, errors existing in the manufacturing process can be reduced by rotating the second connecting piece, and output quality of laser beams is further guaranteed.
Preferably, at least one of the mating parts of the first connector and the second connector is a plane. Further convenience improves assembly accuracy by rotating the second connector.
Preferably, the second connecting piece is detachably provided with a base, and the dustproof lens is detachably arranged on the base. Further convenient cleaning and replacement of dustproof lenses, and reduced use cost.
Preferably, the dustproof lens assembly further comprises a connecting part, the connecting part is of a hollow cylindrical structure, the connecting part is provided with a stabilizing section matched with the cooling device and a mounting section matched with the base body, the base body is sleeved on the mounting section, and the base body is in clearance fit with the second connecting piece. The connecting part adopting the hollow cylindrical structure can reliably support the seat body in the circumferential direction on one hand, and further improves the heat transfer efficiency on the other hand.
Preferably, the stable section of the connecting part stretches into the light outlet hole of the cooling device and is attached to the side wall of the light outlet hole. Further guarantee the stability of pedestal installation, also further improved heat transfer efficiency simultaneously, guaranteed that dustproof lens is reliably cooled.
Preferably, the base is provided with a through hole matched with the mounting section, and the base is sleeved outside the mounting section through the through hole.
Preferably, an outer diameter of an end of the mounting section away from the cooling device is smaller than a diameter of the through hole of the base, and an outer diameter of the mounting section gradually increases in a direction toward the cooling device until it is larger than a diameter of the through hole of the base.
Preferably, the through hole of the seat body is in a shape of a circular truncated cone with one larger end and the other smaller end, the diameter of the small end of the through hole is smaller than the outer diameter of the mounting section, and the diameter of the large end of the through hole is larger than the outer diameter of the mounting section.
Adopt foretell mode, establish on the installation section when the pedestal cover to compress tightly into close fit between pedestal and the installation section, the contact position between installation section and the pedestal is circular shape, i.e. on the circumferencial direction, there is the contact position in pedestal and the installation section, so, on the one hand is that the pedestal is reliably fixed, on the other hand also makes the heat transfer even in the circumferencial direction, and then makes dustproof lens can be by more even cooling, reduces dustproof lens because of the inhomogeneous deformation of circumferencial direction temperature, leads to the risk of laser beam quality decline.
Preferably, the length of the mounting section is greater than or equal to one quarter of the depth of the through hole and less than the depth of the through hole. The reliable installation in the seat body is ensured, and the heat transfer efficiency is ensured.
Preferably, the dustproof lens is arranged at one end of the base body far away from the cooling device, and a pressing part for pressing the dustproof lens is further arranged on the base body.
Preferably, the pressing part is detachably connected with the base body, and an elastic pad is further arranged between the pressing part and the dustproof lens or between the dustproof lens and the base body. The installation of dustproof lens is realized through the cooperation of compressing tightly portion and pedestal, further make things convenient for the installation and the dismantlement of dustproof lens to and make things convenient for the change of dustproof lens.
Preferably, the second connecting piece is sleeved outside the base, the second connecting piece is in sliding fit with the base, an elastic piece is further arranged on the base, and the elastic piece extrudes the base to enable the base to be pressed on the installation section. When first connecting piece and second connecting piece are connected, the setting of elastic component, the elastic component is exerted force to the pedestal, makes the pedestal press on the installation segment of connecting portion, because the existence of pressure for be the normal pressure state between pedestal and the connecting portion, guaranteed the reliable contact between pedestal and the connecting portion, guaranteed the connection reliability simultaneously, also guaranteed heat transfer efficiency.
Preferably, when the first connecting member is connected to the second connecting member, a gap exists between the second connecting member and the pressing portion.
The gap between the second connecting piece and the pressing part is formed, so that the blocking of the pressing part to the second connecting piece is avoided, and the elastic force exerted by the elastic piece on the seat body is reduced; the seat body is pressed on the connecting part by the elastic piece, and when a gap exists between the pressing part and the second connecting piece, the elastic force provided by the elastic piece is totally converted into the pressure of the seat body to the connecting part, so that the reliability of connection between the connecting part and the seat body is ensured.
Preferably, a containing cavity for containing the elastic piece is arranged between the second connecting piece and the seat body. The elastic piece is arranged in the accommodating cavity, so that the cleaning of the spring is guaranteed, and reliable elasticity is further provided.
Preferably, the elastic member is a spring.
Preferably, a chamfer is arranged on the edge of the pressing part corresponding to the outer side end face of the dustproof lens. When not setting up the chamfer, hold-down part edge perpendicular to dust-proof lens, when wiping dust-proof lens, hold-down part edge portion forms the dead angle with dust-proof lens juncture easily, inconvenient clearance, so in this application, the setting of chamfer for the edge of hold-down part becomes big outside, little slope form in the interior, conveniently clears up the dust-proof lens that hold-down part edge portion corresponds.
Preferably, a groove, a protrusion or a knurled surface is provided on the outer sidewall of the second connector. Through setting up recess, arch or knurl face, conveniently take off the second connecting piece from first connecting piece.
Preferably, the connecting portion is made of a material with high thermal conductivity, and the material with high thermal conductivity is a material with good thermal conductivity, such as a copper material, a copper alloy material, a silver material, and the like.
In summary, due to the adoption of the technical scheme, the beneficial effects of the invention are as follows:
according to the dustproof assembly, the dustproof lens is arranged through the first connecting piece and the second connecting piece which are detachable, so that a sealing cavity is formed between the output lens and the dustproof lens, the first connecting piece is detachably connected with the second connecting piece, the installation and the detachment of the dustproof lens are realized, the outer side of the output lens is positioned in the sealing cavity, the laser beam of the laser passes through the dustproof lens after passing out of the output lens, so that the output lens is always in a good cleaning state, on the other hand, when dust exists on the dustproof lens or is polluted, the dustproof lens can be taken down to be thoroughly cleaned, the clean thoroughly of the dustproof lens is ensured, the good laser beam output quality is further ensured, on the other hand, even if the dustproof lens is scratched in the cleaning process or the using process, the novel dustproof lens can be replaced, and other parts of the laser are not required to be replaced, so that the using cost of a user is greatly saved; furthermore, in the process of cleaning the dustproof lens, on one hand, only the dustproof lens can be taken down without detaching the whole laser from the working position, so that the whole cleaning process is convenient, and the adjustment procedure of the mounting position of the laser is saved; moreover, when the dustproof lens is disassembled, the clean dustproof lens can be replaced at the same time, so that the laser can still work in the cleaning process of the dustproof lens, and the production efficiency is further improved.
Drawings
FIG. 1 is a partial cross-sectional view of a dust lens assembly of the present application mated with a laser cooling device;
figure 2 is an enlarged view of a portion of figure 1 at a,
the marks in the figure: 1-laser, 2-first connecting piece, 3-second connecting piece, 4-dustproof lens, 5-cooling device, 6-pedestal, 7-connecting portion, 8-light-emitting hole, 9-stable section, 10-installation section, 11-compacting part, 12-elastic pad, 13-elastic piece, 14-chamfer, 15-recess.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Example 1, as shown in fig. 1 and 2:
the utility model provides a dustproof lens subassembly convenient to dismouting, including with the first connecting piece 2 that laser instrument 1 is connected and with the second connecting piece 3 that first connecting piece 2 is connected, be provided with dustproof lens 4 on the second connecting piece 3, dustproof lens 4 is located the light way of laser instrument 1 output laser beam form sealed cavity between output lens and the dustproof lens 4, first connecting piece 2 with be detachable between the second connecting piece 3 and be connected.
According to the dustproof assembly, the dustproof lens 4 is arranged through the first connecting piece 2 and the second connecting piece 3 which are detachable, so that a sealed cavity is formed between the output lens and the dustproof lens 4, the first connecting piece 2 and the second connecting piece 3 are detachably connected, the installation and the detachment of the dustproof lens 4 are realized, the outer side of the output lens is positioned in the sealed cavity, a laser beam of the laser 1 passes through the dustproof lens 4 after passing through the output lens, so that the output lens is always in a good cleaning state, on the other hand, when dust exists on the dustproof lens 4 or is polluted, the dustproof lens 4 can be taken down to be thoroughly cleaned, the clean thoroughly of the dustproof lens 4 is ensured, and further, on the one hand, even if the dustproof lens 4 is scratched in the cleaning process or the using process, the dustproof lens 4 can be replaced only, and other parts of the laser 1 are not required to be replaced, so that the using cost of a user is greatly saved; furthermore, in the cleaning process of the dustproof lens 4, on one hand, only the dustproof lens 4 can be removed without detaching the whole laser 1 from the working position, so that the whole cleaning process is convenient, and the adjustment procedure of the installation position of the laser 1 is saved; moreover, when the dustproof lens 4 is disassembled, the clean dustproof lens 4 can be replaced at the same time, so that the laser 1 can still work in the cleaning process of the dustproof lens 4, and the production efficiency is further improved.
Further, the first connector 2 is arranged on a cooling device 5 of the output lens of the laser 1. The first connecting piece 2 is arranged on the cooling device 5, and also plays a role in heat transfer while playing a role in connection, so that the dustproof lens 4 is cooled, and the working stability of the laser 1 is ensured.
Furthermore, the first connecting piece 2 and the second connecting piece 3 are made of magnetic materials, so that the first connecting piece 2 and the second connecting piece 3 are magnetically connected. So, make things convenient for the cooperation and the dismantlement of first connecting piece 2 and second connecting piece 3, and then can be convenient take off dustproof lens 4.
Further, the first connecting piece 2 and/or the second connecting piece 3 are/is of a ring structure. The device is of an annular structure, magnetic force can be firstly existing in the circumferential direction, installation is convenient, adjustment of the dustproof lens 4 in the circumferential direction is also convenient, errors existing in the manufacturing process can be reduced by rotating the second connecting piece 3, and output quality of laser beams is further guaranteed.
Further, at least one of the mating parts of the first connector 2 and the second connector 3 is a plane. Further convenience is provided to improve the assembly accuracy by rotating the second connecting member 3.
Further, a base 6 is detachably arranged on the second connecting piece 3, and the dustproof lens 4 is detachably arranged on the base 6. Further cleaning and replacement of the dustproof lenses 4 are facilitated, and use cost is reduced.
Further, the dustproof lens 4 assembly further comprises a connecting portion 7, the connecting portion 7 is of a hollow cylindrical structure, the connecting portion 7 is provided with a stabilizing section 9 matched with the cooling device 5 and a mounting section 10 matched with the base 6, the base 6 is sleeved on the mounting section 10, and the base 6 is in clearance fit with the second connecting piece 3. The connection portion 7 having a hollow cylindrical structure enables the support of the seat body 6 reliably in the circumferential direction on the one hand, and further improves the heat transfer efficiency on the other hand.
Further, the fixing section 9 of the connecting portion 7 extends into the light outlet hole 8 of the cooling device 5 and is attached to the side wall of the light outlet hole 8. Further guarantee the stability of pedestal 6 installation, also further improved heat transfer efficiency simultaneously, guaranteed that dustproof lens 4 is reliably cooled.
Further, the base 6 is provided with a through hole matched with the mounting section 10, and the base 6 is sleeved outside the mounting section 10 through the through hole.
Further, the outer diameter of the end of the mounting section 10 away from the cooling device 5 is smaller than the diameter of the through hole of the base 6, and the outer diameter of the mounting section 10 gradually increases in the direction toward the cooling device 5 until it is larger than the diameter of the through hole of the base 6.
As another preferable aspect, the through hole of the seat body 6 is in a shape of a truncated cone with a larger end and a smaller end, the diameter of the small end of the through hole is smaller than the outer diameter of the mounting section 10, and the diameter of the large end of the through hole is larger than the outer diameter of the mounting section 10.
By adopting the two modes, when the base body 6 is sleeved on the mounting section 10 and the base body 6 is tightly matched with the mounting section 10, the contact part between the mounting section 10 and the base body 6 is in a circular shape, namely, in the circumferential direction, the contact positions of the base body 6 and the mounting section 10 exist, so that the base body 6 is reliably fixed on one hand, and the heat transfer is uniform in the circumferential direction on the other hand, so that the dustproof lens 4 can be cooled more uniformly, and the risk of the reduction of the quality of laser beams caused by the deformation of the dustproof lens 4 due to the uneven temperature in the circumferential direction is reduced.
Further, the length of the mounting section 10 is greater than or equal to one-fourth of the depth of the through hole and less than the depth of the through hole. Ensuring reliable installation in the seat 6 and ensuring heat transfer efficiency.
Further, the dustproof lens 4 is disposed at one end of the base 6 away from the cooling device 5, and a compressing portion 11 for compressing the dustproof lens 4 is further disposed on the base 6.
Further, the pressing portion 11 is detachably connected with the base 6, and an elastic pad 12 is further disposed between the pressing portion 11 and the dustproof lens 4 or between the dustproof lens 4 and the base 6. The installation of dustproof lens 4 is realized through the cooperation of compressing tightly portion 11 and pedestal 6, further has made things convenient for the installation and the dismantlement of dustproof lens 4 to and make things convenient for the change of dustproof lens 4.
Further, the second connecting piece 3 is sleeved outside the base 6, the second connecting piece 3 is in sliding fit with the base 6, an elastic piece 13 is further arranged on the base 6, and the elastic piece 13 extrudes the base 6 to enable the base 6 to be pressed on the mounting section 10. When the first connecting piece 2 and the second connecting piece 3 are connected, the elastic piece 13 applies force to the base 6, so that the base 6 is pressed on the mounting section 10 of the connecting portion 7, and the base 6 and the connecting portion 7 are in a normal pressure state due to pressure, so that reliable contact between the base 6 and the connecting portion 7 is ensured, and heat transfer efficiency is also ensured while connection reliability is ensured.
Further, when the first connector is connected to the second connector, a gap exists between the second connector 3 and the pressing portion 11.
The gap between the second connecting piece 3 and the pressing part 11 is formed, so that the blocking of the pressing part 11 to the second connecting piece 3 is avoided, and the elastic force exerted by the elastic piece 13 on the seat body 6 is reduced; when the elastic piece 13 is pressed on the connecting portion 7 by the base 6, and a gap exists between the pressing portion 11 and the second connecting piece 3, elastic force provided by the elastic piece 13 is completely converted into pressure of the base 6 to the connecting portion 7, and therefore connection reliability between the connecting portion 7 and the base 6 is guaranteed.
Further, a receiving cavity for receiving the elastic member 13 is provided between the second connecting member 3 and the base 6. The provision of the resilient member 13 in the receiving cavity helps to ensure cleanliness of the spring and thus provides reliable resilience.
Further, the elastic member 13 is a spring.
Further, a chamfer 14 is provided on the edge of the pressing portion 11 corresponding to the outer end face of the dust-proof lens 4. When not setting up chamfer 14, the portion of compressing tightly 11 edge perpendicular to dustproof lens 4, when wiping dustproof lens 4, the portion of compressing tightly 11 edge forms the dead angle with dustproof lens 4 juncture easily, inconvenient clearance, so in this application, the setting of chamfer 14 for the portion of compressing tightly 11's edge becomes big outside and little slope form, conveniently clears up dustproof lens 4 that portion of compressing tightly 11 edge corresponds.
Further, a groove 15, a protrusion or a knurled surface is provided on the outer side wall of the second connector 3. By providing grooves 15, protrusions or knurling, the second connector 3 is conveniently removed from the first connector 2.
Further, the connection portion 7 is made of a material with high thermal conductivity, which is a material with good thermal conductivity, such as a copper material, a copper alloy material, a silver material, or the like.
Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. Dustproof lens subassembly convenient to dismouting, its characterized in that: the laser comprises a first connecting piece connected with a laser and a second connecting piece connected with the first connecting piece, wherein a dustproof lens is arranged on the second connecting piece and positioned on a light path of a laser beam output by the laser, a sealing cavity is formed between the output lens and the dustproof lens, and the first connecting piece is detachably connected with the second connecting piece;
the second connecting piece is detachably provided with a base body, and the dustproof lens is detachably arranged on the base body;
the connecting part is of a hollow cylindrical structure, the connecting part is provided with a stabilizing section matched with the cooling device and a mounting section matched with the base body, the base body is sleeved on the mounting section, and the base body is in clearance fit with the second connecting piece;
the second connecting piece is sleeved outside the base body, the second connecting piece is in sliding fit with the base body, an elastic piece is further arranged on the base body, and the elastic piece extrudes the base body to enable the base body to be pressed on the installation section.
2. The dust protected lens assembly of claim 1, wherein: the first connecting piece is arranged on a cooling device of the laser output lens.
3. The dust lens assembly of claim 1 or 2, wherein: the first connecting piece and the second connecting piece are made of magnetic materials, so that the first connecting piece and the second connecting piece are magnetically connected.
4. A dust-proof lens assembly according to claim 3, wherein: the stable section of the connecting part stretches into the light outlet hole of the cooling device and is attached to the side wall of the light outlet hole.
5. The dust protected lens assembly of claim 4, wherein: the base is provided with a through hole matched with the installation section, and the base is sleeved outside the installation section through the through hole.
6. The dust protected lens assembly of claim 5, wherein: the outer diameter of one end of the mounting section far away from the cooling device is smaller than the diameter of the through hole of the base body, and the outer diameter of the mounting section is gradually increased in the direction towards the cooling device until the outer diameter of the mounting section is larger than the diameter of the through hole of the base body.
7. The dust protected lens assembly of claim 5, wherein: the through hole of pedestal is the round platform form that one end is great, and the other end is less, the tip diameter of through-hole is less than the external diameter of installation section, the tip diameter of through-hole is greater than the external diameter of installation section.
8. The dust protected lens assembly of claim 7, wherein: the first connecting piece and/or the second connecting piece are/is annular structures, at least one of the matching parts of the first connecting piece and the second connecting piece is a plane, the length of the installation section is greater than or equal to one fourth of the depth of the through hole and is smaller than the depth of the through hole, the dustproof lens is arranged at one end of the base away from the cooling device, the base is further provided with a compressing part for compressing the dustproof lens, the compressing part is detachably connected with the base, an elastic pad is arranged between the compressing part and the dustproof lens or between the dustproof lens and the base, an accommodating cavity for accommodating the elastic piece is arranged between the second connecting piece and the base, a chamfer is arranged on the edge of the compressing part corresponding to the outer end face of the dustproof lens, a groove, a protrusion or a knurled surface is arranged on the outer side wall of the second connecting piece, and the connecting part is made of a material with high thermal conductivity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711215546.9A CN108011283B (en) | 2017-11-28 | 2017-11-28 | Dustproof lens assembly convenient to disassemble and assemble |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711215546.9A CN108011283B (en) | 2017-11-28 | 2017-11-28 | Dustproof lens assembly convenient to disassemble and assemble |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108011283A CN108011283A (en) | 2018-05-08 |
| CN108011283B true CN108011283B (en) | 2024-01-23 |
Family
ID=62052463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711215546.9A Active CN108011283B (en) | 2017-11-28 | 2017-11-28 | Dustproof lens assembly convenient to disassemble and assemble |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103414092A (en) * | 2013-08-09 | 2013-11-27 | 殷可翔 | Reflecting window for carbon dioxide laser |
| WO2016050940A1 (en) * | 2014-10-03 | 2016-04-07 | Areva Nc | Laser-beam emission device suitable for use in a contaminated environment, including a removable sheath for removably housing an optical unit |
| CN106207719A (en) * | 2016-09-08 | 2016-12-07 | 成都微深科技有限公司 | A kind of structure laser with support tube |
| CN106711742A (en) * | 2017-03-30 | 2017-05-24 | 成都微深科技有限公司 | Dustproof lens component for laser output lens |
| CN107069392A (en) * | 2017-03-30 | 2017-08-18 | 成都微深科技有限公司 | A kind of carbon dioxide laser of detachable dust-proof mirror |
| CN206628703U (en) * | 2017-03-30 | 2017-11-10 | 成都微深科技有限公司 | A kind of dust-proof lens mounting stand and the carbon dioxide laser using the mounting seat |
-
2017
- 2017-11-28 CN CN201711215546.9A patent/CN108011283B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103414092A (en) * | 2013-08-09 | 2013-11-27 | 殷可翔 | Reflecting window for carbon dioxide laser |
| WO2016050940A1 (en) * | 2014-10-03 | 2016-04-07 | Areva Nc | Laser-beam emission device suitable for use in a contaminated environment, including a removable sheath for removably housing an optical unit |
| CN106207719A (en) * | 2016-09-08 | 2016-12-07 | 成都微深科技有限公司 | A kind of structure laser with support tube |
| CN106711742A (en) * | 2017-03-30 | 2017-05-24 | 成都微深科技有限公司 | Dustproof lens component for laser output lens |
| CN107069392A (en) * | 2017-03-30 | 2017-08-18 | 成都微深科技有限公司 | A kind of carbon dioxide laser of detachable dust-proof mirror |
| CN206628703U (en) * | 2017-03-30 | 2017-11-10 | 成都微深科技有限公司 | A kind of dust-proof lens mounting stand and the carbon dioxide laser using the mounting seat |
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| Publication number | Publication date |
|---|---|
| CN108011283A (en) | 2018-05-08 |
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