CN110961627A - Smoke absorbing device for laser printer - Google Patents
Smoke absorbing device for laser printer Download PDFInfo
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- CN110961627A CN110961627A CN201911235981.7A CN201911235981A CN110961627A CN 110961627 A CN110961627 A CN 110961627A CN 201911235981 A CN201911235981 A CN 201911235981A CN 110961627 A CN110961627 A CN 110961627A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/20—Direct sintering or melting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/12—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces
- B01D45/16—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces generated by the winding course of the gas stream, the centrifugal forces being generated solely or partly by mechanical means, e.g. fixed swirl vanes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/70—Recycling
- B22F10/77—Recycling of gas
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
- B22F12/30—Platforms or substrates
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y40/00—Auxiliary operations or equipment, e.g. for material handling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
- B22F12/22—Driving means
- B22F12/224—Driving means for motion along a direction within the plane of a layer
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention discloses a smoke absorption device for a laser printer, which comprises a base, a smoke absorption pipeline and a smoke absorption assembly, wherein the base comprises a working platform, four groups of lifting support legs are respectively and fixedly arranged at the bottom of the working platform, an adjusting assembly is arranged in one group of the lifting support legs, self-locking universal wheels are fixedly arranged at the bottoms of the lifting support legs, the smoke absorption pipeline comprises a first pipeline and a second pipeline, a steel wire hose is fixedly connected between the first pipeline and the second pipeline, a third pipeline is fixedly connected at one side of the steel wire hose, moving assemblies are fixedly arranged at the bottoms of the first pipeline and the second pipeline, each moving assembly comprises a first screw rod and a second screw rod, a motor is fixedly arranged between the first screw rod and the second screw rod, the smoke absorption assembly comprises an air pumping pump, and the air inlet end of the air pumping pump is fixedly connected with the third pipeline, the smoke dust adsorption device is convenient to disassemble and assemble, and the adaptability of the device is improved.
Description
Technical Field
The invention belongs to the technical field of laser printing, and particularly relates to a smoke absorbing device for a laser printer.
Background
The additive manufacturing is also called printing, can mold parts with complex shapes, has high molding precision, saves materials, has the cost advantage of molding complex articles, can perform personalized customization service, simplifies the production flow, and is energy-saving and environment-friendly in the production process. The composite material is widely applied to industries such as aerospace, biomedical treatment and molds at present. Selective laser melting is the most common metal printing technique used at present, and the technique is to irradiate metal powder which is spread in advance by using laser beams, melt a layer of powder, lower a layer of substrate, spread a layer of powder again, melt a layer again, and accumulate layer by layer until the part processing is finished. In the process of melting metal powder, laser beams can generate smoke dust due to impurity elements contained in the powder, and the smoke dust is not absorbed in time and can fall on a powder bed or float on the inner wall of a processing bin to influence the processing quality of a machine. The existing laser printing equipment is required to be provided with a smoke dry-type filtering device for filtering smoke generated in the metal printing process.
The more widely the laser printer is applied, the structures of the laser printer which is commonly available on the market are mainly open type and box type, and the most defects exist in the structures: the filament material of laser printer can produce harmful gas in the printer heating process, and especially bigger, open laser printer can directly release these harmful gas to the air, seriously harms operation people's healthy, and the smoke and dust that box formula produced not only influences and continues processing, can cause the pollution to the box inside simultaneously, and the clearance degree of difficulty is high.
Therefore, the smoke absorption device for the laser printer is provided for solving the problems in the prior art, a group of movable bases is arranged, the smoke absorption pipelines are arranged on the bases and divided into three groups of smoke absorption pipelines, the smoke absorption pipelines are convenient to move, the positions of the three groups of smoke absorption pipelines can be adjusted according to the overall dimension of the laser printer and are convenient to fix with a shell of the laser printer, the whole smoke absorption device is convenient to disassemble and assemble, and the smoke absorption device is suitable for improving the adaptability of the device; connect gradually air pump and granule separable set at smoking pipeline one side through the pipeline, in time carry out purification treatment after adsorbing the flue gas dust that laser printer produced, avoid harmful substance to harm operating personnel's healthy.
Disclosure of Invention
The invention aims to provide a smoke absorption device for a laser printer, which aims to solve the problems that the prior art seriously harms the health of operating people, the smoke generated by a box body not only influences the continuous processing, but also pollutes the interior of the box body, and the cleaning difficulty is high.
In order to achieve the purpose, the invention adopts the following technical scheme: a smoke absorption device for a laser printer comprises a base, a smoke absorption pipeline and a smoke absorption assembly, wherein the base comprises a working platform, four groups of lifting support legs are respectively and fixedly installed at the bottom of the working platform, an adjusting assembly is arranged in one group of the lifting support legs, and self-locking universal wheels are fixedly installed at the bottoms of the lifting support legs;
the smoking pipeline comprises a first pipeline and a second pipeline, a steel wire hose is fixedly connected between the first pipeline and the second pipeline, a third pipeline is fixedly connected to one side of the steel wire hose, moving assemblies are fixedly mounted at the bottoms of the first pipeline and the second pipeline, each moving assembly comprises a first lead screw and a second lead screw, and a motor is fixedly mounted between the first lead screw and the second lead screw;
the flue gas adsorption component comprises an air pumping pump, the air inlet end of the air pumping pump is fixedly connected with the third pipeline, the air outlet end of the air pumping pump is fixedly connected with a particle separation component, and a spiral guide groove is formed in the particle separation component.
Preferably, two sets of sliding grooves are symmetrically formed in the working platform, moving blocks are slidably mounted in the two sets of sliding grooves, and the first pipeline and the second pipeline are fixedly connected with the moving blocks.
Preferably, the top of the moving block is fixedly provided with a first clamping block and a second clamping block, the first pipeline and the second pipeline are both rotatably arranged between the first clamping block and the second clamping block, and the first clamping block and the second clamping block are respectively provided with a through hole and a threaded hole.
Preferably, one side, close to the bottom, of each of the two groups of moving blocks is in threaded connection with the first screw rod and the second screw rod respectively, and the surfaces of the first screw rod and the second screw rod are provided with a left-handed external thread and a right-handed external thread respectively.
Preferably, two sets of electric sliding tables are symmetrically installed on the upper surface of the working platform, a support is fixedly installed on a sliding block of each electric sliding table, and the third pipeline is fixedly connected with the support.
Preferably, four groups the regulating assembly includes guiding axle and stand, four groups the equal slidable mounting of guiding axle is in four groups stands, wherein a set of guiding axle bottom fixed mounting is in the rack, the meshing of rack one side has the gear, fixed mounting has the regulating spindle in the gear, regulating spindle one end runs through in stand one side and extend to the stand outside, all the other three groups equal fixed mounting has the spring between guiding axle one end and the stand.
Preferably, flanges are fixedly arranged at one ends of the first pipeline, the second pipeline and the third pipeline, filter boxes are fixedly arranged in the first pipeline, the second pipeline and the third pipeline, and activated carbon blocks are arranged in the filter boxes.
Preferably, a first cavity is arranged in the particle separation assembly, the spiral guide groove is fixedly installed in the first cavity, and the inclination angle of the spiral guide groove is not less than 35 degrees and not more than 45 degrees.
Preferably, the bottom of the first cavity is fixedly connected with a dust recovery box.
The invention has the technical effects and advantages that: compared with the prior art, the smoke absorption device for the laser printer has the following advantages that:
1. the smoke dust adsorption device is characterized in that a group of movable bases are arranged, smoke absorption pipelines are arranged on the bases and are divided into three groups of smoke absorption pipelines, the smoke absorption pipelines are convenient to move, the positions of the three groups of smoke absorption pipelines can be adjusted according to the overall dimension of the laser printer and are convenient to fix with a shell of the laser printer, and the whole smoke dust adsorption device is convenient to disassemble and assemble and is suitable for improving the adaptability of the device;
2. connect gradually air pump and granule separable set at smoking pipeline one side through the pipeline, in time carry out purification treatment after adsorbing the flue gas dust that laser printer produced, avoid harmful substance to harm operating personnel's healthy.
Drawings
FIG. 1 is a schematic front view of a smoke absorbing device for a laser printer according to the present invention;
FIG. 2 is a schematic side view of a smoke absorbing device for a laser printer according to the present invention;
FIG. 3 is a schematic top view of a smoke absorbing device for a laser printer according to the present invention;
FIG. 4 is a schematic view of a particle separating assembly of the flue gas absorbing apparatus for a laser printer according to the present invention;
fig. 5 is an enlarged schematic structural view of a portion a in fig. 1 of a smoke absorbing device for a laser printer according to the present invention.
In the figure: 1. a base; 101. a working platform; 102. lifting support legs; 103. an adjustment assembly; 1031. a guide shaft; 1032. a column; 1033. a rack; 1034. a gear; 1035. an adjustment shaft; 1036. a spring; 104. self-locking universal wheels; 105. a chute; 106. a moving block; 107. a first clamping block; 108. a second clamp block; 109. a through hole; 1010. a threaded hole; 2. a smoking pipe; 201. a first conduit; 202. a second conduit; 203. a steel wire hose; 204. a third pipeline; 205. a moving assembly; 206. a first lead screw; 207. a second lead screw; 208. a motor; 3. a flue gas adsorption component; 301. an air pump for air suction; 302. a particle separation assembly; 303. a spiral guide groove; 304. a first cavity; 305. a recovery box; 4. an electric sliding table; 5. a support; 6. a flange; 7. a filter cartridge; 8. an activated carbon block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The specific embodiments described herein are merely illustrative of the invention and do not delimit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a smoke absorption device for a laser printer as shown in fig. 1-5, which comprises a base 1, a smoking pipeline 2 and a smoke absorption component 3, wherein the base 1 comprises a working platform 101, four groups of lifting legs 102 are respectively and fixedly installed at the bottom of the working platform 101, an adjusting component 103 is arranged in one group of lifting legs 102, the four groups of adjusting components 103 comprise guide shafts 1031 and upright posts 1032, the four groups of guide shafts 1031 are all slidably installed in the four groups of upright posts 1032, the bottom of one group of guide shafts 1031 is fixedly installed on a rack 1033, a gear 1034 is meshed at one side of the rack 1033, an adjusting shaft 1035 is fixedly installed in the gear 1034, when in use, the adjusting shaft 1035 is rotated, so that the gear 1034 can be rotated to drive the rack 1033 to move, thereby adjusting the height of the guide shafts 1031, and finally realizing the height of the working platform; one end of the adjusting shaft 1035 penetrates through one side of the upright 1032 and extends to the outside of the upright 1032, springs 1036 are fixedly mounted between one ends of the other three groups of guide shafts 1031 and the upright 1032, a self-locking universal wheel 104 is fixedly mounted at the bottom of the lifting support leg 102, two groups of electric sliding tables 4 are symmetrically mounted on the upper surface of the working platform 101, brackets 5 are fixedly mounted on sliding blocks of the electric sliding tables 4, the third pipeline 204 is fixedly connected with the brackets 5, and the positions of connecting pipe orifices of the third pipeline 204 are adjusted by the electric sliding tables 4.
The smoking pipeline 2 comprises a first pipeline 201 and a second pipeline 202, two groups of sliding grooves 105 are symmetrically formed in the working platform 101, moving blocks 106 are arranged in the two groups of sliding grooves 105 in a sliding mode, the first pipeline 201 and the second pipeline 202 are fixedly connected with the moving blocks 106, the first pipeline 201 and the second pipeline 202 are driven by the moving blocks 106 to move, and gaps of the first pipeline 201 and the second pipeline 202 are adjusted; the top of the moving block 106 is fixedly provided with a first clamping block 107 and a second clamping block 108, a first pipeline 201 and a second pipeline 202 are rotatably arranged between the first clamping block 107 and the second clamping block 108, the first clamping block 107 and the second clamping block 108 are respectively provided with a through hole 109 and a threaded hole 1010, one sides of the two groups of moving blocks 106 close to the bottom are respectively in threaded connection with a first screw rod 206 and a second screw rod 207, the surfaces of the first screw rod 206 and the second screw rod 207 are respectively provided with a left-handed external thread and a right-handed external thread, a steel wire hose 203 is fixedly connected between the first pipeline 201 and the second pipeline 202, one side of the steel wire hose 203 is fixedly connected with a third pipeline 204, the bottoms of the first pipeline 201 and the second pipeline 202 are fixedly provided with a moving assembly 205, the moving assembly 205 comprises a first screw rod 206 and a second screw rod 207, a motor 208 is fixedly arranged between the first screw rod 206 and the second screw rod 207, and because the surfaces of the first screw rod 206 and the second, therefore, when the motor 208 is started, the first pipeline 201 and the second pipeline 202 are driven to be close to or far away at the same time, so that the position of the connecting pipe orifice of the first pipeline 201 and the second pipeline 202 is adjusted; the flange 6 is fixedly mounted at one end of each of the first pipeline 201, the second pipeline 202 and the third pipeline 204, the filter boxes 7 are fixedly mounted in the first pipeline 201, the second pipeline 202 and the third pipeline 204, the activated carbon blocks 8 are arranged in the filter boxes 7, and the adsorbed flue gas is purified by the activated carbon blocks 8.
Flue gas adsorption component 3 is including air pump 301 of bleeding, the inlet end and the third pipeline 204 fixed connection of air pump 301 of bleeding, the fixedly connected with granule separation element 302 of bleeding air pump 301 of giving vent to anger, be provided with spiral guide slot 303 in the granule separation element 302, be provided with first cavity 304 in the granule separation element 302, spiral guide slot 303 fixed mounting is in first cavity 304, and spiral guide slot 303 inclination is not less than 35 and be not more than 45, box 305 is retrieved to first cavity 304 bottom fixedly connected with dust.
The structure principle is as follows: a group of movable bases 1 is arranged, a smoking pipeline 2 is arranged on each base 1 and comprises a first pipeline 201, a second pipeline 202 and a third pipeline 204, three groups of smoke absorption pipelines are utilized, a first screw rod 206 and a second screw rod 207 are respectively arranged at the bottoms of the first pipeline 201 and the second pipeline 202, a starting motor 208 is used for conveniently adjusting the distance between the first screw rod 206 and the second screw rod 207, and the position of the third pipeline 204 is controlled by an electric sliding table 4, so that the whole smoking pipeline 2 can adjust the position of a pipe orifice according to the overall dimension of a laser printer and is conveniently fixed with a machine shell of the laser printer, and the whole smoke adsorption device is convenient to disassemble and assemble and is suitable for improving the adaptability of the device;
connect gradually air pump 301 and particle separation subassembly 302 of bleeding in smoking pipeline 2 one side through the pipeline, utilize air current and spiral guide slot 303 cooperation, make absorbent dust carry out centrifugal activity, compare the heavier powder material of smoke and dust and constantly descend along spiral guide slot 303, fall into dust recovery box 305 at last, in time with the flue gas dust absorption back recovery processing that laser printer produced, avoid harmful substance to harm operating personnel's healthy.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (9)
1. The utility model provides a flue gas absorbing device for laser printer, includes base (1), smoking pipeline (2) and flue gas adsorption component (3), its characterized in that:
the base (1) comprises a working platform (101), four groups of lifting support legs (102) are respectively and fixedly installed at the bottom of the working platform (101), an adjusting assembly (103) is arranged in one group of the lifting support legs (102), and self-locking universal wheels (104) are fixedly installed at the bottoms of the lifting support legs (102);
the smoking pipeline (2) comprises a first pipeline (201) and a second pipeline (202), a steel wire hose (203) is fixedly connected between the first pipeline (201) and the second pipeline (202), a third pipeline (204) is fixedly connected to one side of the steel wire hose (203), a moving assembly (205) is fixedly installed at the bottom of the first pipeline (201) and the bottom of the second pipeline (202), the moving assembly (205) comprises a first screw rod (206) and a second screw rod (207), and a motor (208) is fixedly installed between the first screw rod (206) and the second screw rod (207);
flue gas adsorption component (3) are including bleeding air pump (301), the inlet end and third pipeline (204) fixed connection of air pump (301) bleed, the end fixedly connected with granule separating assembly (302) of giving vent to anger of air pump (301), be provided with spiral guide slot (303) in granule separating assembly (302).
2. The smoke absorbing device for a laser printer according to claim 1, wherein: two sets of chutes (105) are symmetrically formed in the working platform (101), moving blocks (106) are slidably mounted in the two sets of chutes (105), and the first pipeline (201), the second pipeline (202) and the moving blocks (106) are fixedly connected.
3. The smoke absorbing device for a laser printer according to claim 2, wherein: the top of the moving block (106) is fixedly provided with a first clamping block (107) and a second clamping block (108), the first pipeline (201) and the second pipeline (202) are rotatably arranged between the first clamping block (107) and the second clamping block (108), and the first clamping block (107) and the second clamping block (108) are respectively provided with a through hole (109) and a threaded hole (1010).
4. The smoke absorbing device for a laser printer according to claim 3, wherein: one side, close to the bottom, of each of the two groups of moving blocks (106) is in threaded connection with a first screw rod (206) and a second screw rod (207) respectively, and left-handed external threads and right-handed external threads are arranged on the surfaces of the first screw rod (206) and the second screw rod (207) respectively.
5. The smoke absorbing device for a laser printer according to claim 1, wherein: two sets of electronic slip tables (4) are installed to work platform (101) upper surface symmetry, fixed mounting has support (5) on the slider of electronic slip table (4), third pipeline (204) and support (5) fixed connection.
6. The smoke absorbing device for a laser printer according to claim 1, wherein: the four groups of adjusting assemblies (103) comprise guide shafts (1031) and upright posts (1032), the four groups of guide shafts (1031) are all slidably mounted in the four groups of upright posts (1032), the bottom of one group of guide shafts (1031) is fixedly mounted on a rack (1033), one side of the rack (1033) is engaged with a gear (1034), an adjusting shaft (1035) is fixedly mounted in the gear (1034), one end of the adjusting shaft (1035) penetrates through one side of the upright post (1032) and extends to the outside of the upright post (1032), and springs (1036) are fixedly mounted between one ends of the other three groups of guide shafts (1031) and the upright post (1032).
7. The smoke absorbing device for a laser printer according to claim 1, wherein: flanges (6) are fixedly mounted at one ends of the first pipeline (201), the second pipeline (202) and the third pipeline (204), filter boxes (7) are fixedly mounted in the first pipeline (201), the second pipeline (202) and the third pipeline (204), and activated carbon blocks (8) are arranged in the filter boxes (7).
8. The smoke absorbing device for a laser printer according to claim 1, wherein: a first cavity (304) is formed in the particle separation assembly (302), the spiral guide groove (303) is fixedly installed in the first cavity (304), and the inclination angle of the spiral guide groove (303) is not less than 35 degrees and not more than 45 degrees.
9. The smoke absorbing device for a laser printer according to claim 8, wherein: the bottom of the first cavity (304) is fixedly connected with a dust recovery box (305).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911235981.7A CN110961627A (en) | 2019-12-05 | 2019-12-05 | Smoke absorbing device for laser printer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911235981.7A CN110961627A (en) | 2019-12-05 | 2019-12-05 | Smoke absorbing device for laser printer |
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| CN110961627A true CN110961627A (en) | 2020-04-07 |
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| CN201911235981.7A Pending CN110961627A (en) | 2019-12-05 | 2019-12-05 | Smoke absorbing device for laser printer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112170434A (en) * | 2020-08-06 | 2021-01-05 | 苏州德祥电子有限公司 | Multi-station computer mainboard detection device and detection method |
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| CN207119232U (en) * | 2017-08-17 | 2018-03-20 | 浙江正境环保科技有限公司 | Flue gas purification system for die casting machine |
| CN107972267A (en) * | 2017-09-26 | 2018-05-01 | 芜湖天梦信息科技有限公司 | A kind of purifier of 3D printer |
| CN107961639A (en) * | 2017-12-28 | 2018-04-27 | 顾瑜均 | A kind of environmental protection type for smoke purifier |
| CN108941556A (en) * | 2018-06-28 | 2018-12-07 | 安徽卓锐三维科技有限公司 | A kind of gas-circulating system applied to 3D printing |
| CN109772847A (en) * | 2019-03-15 | 2019-05-21 | 孝感市佳的机械设备有限公司 | A kind of waste material machine for automatically recovering structure of Weaving device |
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