CN108941863A - A kind of cutting machine dust pelletizing system - Google Patents
A kind of cutting machine dust pelletizing system Download PDFInfo
- Publication number
- CN108941863A CN108941863A CN201810890943.4A CN201810890943A CN108941863A CN 108941863 A CN108941863 A CN 108941863A CN 201810890943 A CN201810890943 A CN 201810890943A CN 108941863 A CN108941863 A CN 108941863A
- Authority
- CN
- China
- Prior art keywords
- cutting machine
- air
- branch pipe
- pelletizing system
- dust pelletizing
- 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.)
- Pending
Links
- 238000005520 cutting process Methods 0.000 title claims abstract description 87
- 239000000428 dust Substances 0.000 title claims abstract description 50
- 238000005453 pelletization Methods 0.000 title claims abstract description 17
- 230000001939 inductive effect Effects 0.000 claims description 8
- 230000009471 action Effects 0.000 claims description 7
- 238000003756 stirring Methods 0.000 claims description 7
- 238000005086 pumping Methods 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 description 14
- 238000005457 optimization Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003500 flue dust Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K10/00—Welding or cutting by means of a plasma
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/38—Removing material by boring or cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Optics & Photonics (AREA)
- Auxiliary Devices For Machine Tools (AREA)
Abstract
The present invention relates to cutting machine dust removal fields; more particularly to a kind of cutting machine dust pelletizing system; including being placed in the exhaust column of the workbench bottom of cutting machine, the blower unit being connected to exhaust column; the present invention has the advantages that the dust of the workbench bottom of cutting machine is extracted out using blower unit and exhaust column; the dust generated when cutting machine work can be effectively removed, plays the role of protecting environment.
Description
Technical field
The present invention relates to cutting machine dust removal fields, and in particular to a kind of cutting machine dust pelletizing system.
Background technique
Plasma Are Cutting Machine is the machinery processed by plasma cutting technique to metal material, plasma cut
It is to make the metal part or local melting of workpiece incision using the heat of high-temperature plasma electric arc, and borrow the dynamic of high speed plasma
Amount excludes molten metal to form a kind of processing method of notch.And being cut by laser is the laser that will launch from laser, warp
Light path system is focused into the laser beam of high power density.Laser beam is irradiated to workpiece surface, and workpiece is made to reach fusing point or boiling point,
High pressure gas coaxial with light beam simultaneously will melt or gasified metal is blown away.With the movement of light beam and workpiece relative position, most
Material is set to form joint-cutting eventually, to achieve the purpose that cutting, above two cutting machine can generate a large amount of calxes at work
Dirt seriously affects the air quality in workshop, influences enterprise employee health, and the prior art mainly adopts one protection of installation outside cutting machine
The method of cover avoids influence of the dust to environment, but the method is palliative, can not fundamentally reach the mesh of dedusting
's.
Summary of the invention
The technical problem to be solved by the present invention is the bad problem of cutting machine dust removing effects in the prior art.
In order to solve the above technical problems, the technical solution used in the present invention is: a kind of cutting machine dust pelletizing system, including set
Exhaust column, the blower unit that is connected to exhaust column in the workbench bottom of cutting machine.
Optimization, the exhaust column includes that several are distributed in the exhausting branch pipe of workbench bottom, connect each exhausting branch pipe
Logical exhausting is responsible for, exhausting is responsible for the general pipeline for being communicated to blower unit；
Air port is provided on the exhausting branch pipe, one end of close exhausting supervisor is provided with air-valve on exhausting branch pipe.
Optimization, the workbench two sides of the cutting machine are provided with track, and mobile cutting rack is provided on track, and movement is cut
Cut setting cutting pipette tips on frame；
The air-valve is provided with driving lever, tension spring along the directional spreding of track on the side of track, air-valve, and the first of tension spring
End is fixed on exhausting branch pipe, and the second end of tension spring is fixed on driving lever；
It is provided with shifting block on the mobile cutting rack, when mobile cutting rack drives shifting block orbital motion, shifting block is stirred
Driving lever below mobile cutting rack keeps air-valve in the open state, cuts the exhausting branch pipe work below pipette tips, is not struck
Air-valve is in close state under the action of tension spring.
Optimization, two end chamfers of the shifting block.
Optimization, the length of the shifting block is greater than the spacing between two neighboring air-valve.
Optimization, idler wheel is provided on the driving lever.
Optimization, the shape in the air port is the long hole being distributed along exhausting branch pipe length direction.
Optimization, the air port is distributed in the two sides of exhausting branch pipe.
Optimization, filter core is provided between the exhaust column and blower unit.
Optimization, the blower unit is air-introduced machine.
The beneficial effects of the present invention are:
1. being extracted out the dust of the workbench bottom of cutting machine using blower unit and exhaust column, it can effectively remove and cut
The dust that cutting mill generates when working plays the role of protecting environment；
2. the setting of air-valve can control unlatching and closing for corresponding exhausting branch pipe according to actual needs, so that air inducing be filled
The air inducing emphasis set is transferred to the position for needing emphasis to clear up, to optimize dust removing effects；
3. stirring the driving lever below mobile cutting rack using shifting block, keep air-valve in the open state, cuts below pipette tips
The work of exhausting branch pipe, the air-valve not being struck are in close state under the action of tension spring, can be precisely controlled to air-valve,
To which the air inducing emphasis of blower unit to be transferred to the place for being also easy to produce dust below cutting pipette tips, it is optimal to the greatest extent
Dust removing effects, meanwhile, shifting block be arranged on the original component of cutting machine, it is not necessary that the attachment point of shifting block is additionally arranged, only need pair
Former cutting machine, which carries out smaller change, can be realized, it is easy to accomplish, cost is relatively low；
4. two end chamfers of shifting block, can make shifting block more smoothly stir driving lever, so as to more flexible control
The open and close of air-valve, to optimize dust removing effects；
5. the length of shifting block is greater than the spacing between two neighboring air-valve, it is ensured that cut at least one below pipette tips
Air-valve is in the open state, to keep dust removing effects more preferable；
6. the setting of idler wheel can become sliding as rolling, make shifting block relative to driving lever movement is more smooth, frictional force more
It is small, so as to the open and close of more flexible control air-valve, to optimize dust removing effects, while shifting block and driving lever can be extended
Service life；
7. the shape in air port is the long hole being distributed along exhausting branch pipe length direction, and air port is distributed in the two of exhausting branch pipe
Side can increase the dust suction amount and dust suction range in air port, make smoke evacuation, dust removing effects more preferably；
8. filter core can adsorb the dust from exhaust column, discharge of the dust into air is reduced, this cutting machine is made to discharge fume
System is more environmentally-friendly.
Detailed description of the invention
Fig. 1 is a kind of top view of cutting machine dust pelletizing system in the embodiment of the present invention；
Fig. 2 is the partial enlarged view of A in Fig. 1；
Fig. 3 is the partial enlarged view of B in Fig. 1；
Fig. 4 is the scheme of installation of exhaust column and air-valve in the embodiment of the present invention；
Fig. 5 is the partial enlarged view of C in Fig. 4；
Fig. 6 is the schematic diagram of stroke valve of the embodiment of the present invention；
Fig. 7 is the schematic diagram of shifting block in the embodiment of the present invention；
Wherein, cutting machine -1, exhaust column -2, blower unit -3, workbench -11, track -12, mobile cutting rack -13, cut
Burning torch head -14, shifting block -15, exhausting branch pipe -21, exhausting are responsible for -22, general pipeline -23, air port -211, air-valve -212, driving lever -
2121, tension spring -2122, idler wheel -21211.
Specific embodiment
The present invention is described in detail below in conjunction with attached drawing.
In the description of the present invention, it should be noted that term " first ", " second " etc. are used for description purposes only, without
It can be interpreted as indication or suggestion relative importance, in addition, belonging to for the description relative position such as " bottom " used in the present embodiment, is
Refer to the relative position under conventional placement state.
As shown in Figure 1, a kind of cutting machine dust pelletizing system, the exhaust column 2 of 11 bottom of workbench including being placed in cutting machine 1,
The blower unit 3 being connected to exhaust column 2, the workbench 11 of cutting machine 1 is for putting workpiece to be cut, described in the present embodiment
Blower unit 3 is air-introduced machine, is extracted out the dust of 11 bottom of workbench of cutting machine 1 using blower unit 3 and exhaust column 2, can
Effectively to remove the dust generated when cutting machine work, play the role of protecting environment.
Further, as shown in Fig. 1,4, the exhaust column 2 includes that several are distributed in the exhausting branch of 11 bottom of workbench
The exhausting that each exhausting branch pipe 21 is connected to is responsible for 22, exhausting supervisor 22 is communicated to the general pipeline 23 of blower unit 3 by pipe 21, such as Fig. 1
Shown, the exhausting branch pipe 21 in the present embodiment is arranged 10, and 10 exhausting branch pipes 21 are uniformly distributed parallelly on the bottom of workbench 11
Portion, and be connected to one end of each exhausting branch pipe 21 by an exhausting supervisor 22, and blower unit 3 is communicated to by general pipeline 23
On.
Further, as shown in figure 4, being provided with air port 211 on the exhausting branch pipe 21, close to exhausting on exhausting branch pipe 21
One end of supervisor 22 is provided with air-valve 212, and the setting of air-valve 212 can control opening for corresponding exhausting branch pipe 21 according to actual needs
It opens and closes, so that the air inducing emphasis of blower unit 3 be transferred to the position for needing emphasis to clear up, to optimize dust removing effects.
Further, as shown in Figure 1,11 two sides of workbench of the cutting machine 1 are provided with track 12, it is arranged on track 12
There is mobile cutting rack 13, setting cutting pipette tips 14 on mobile cutting rack 13, mobile cutting rack 13 drives cutting pipette tips 14 along track
12 movements, while cutting pipette tips 14 and being moved on mobile cutting rack 13, it can be achieved that cut cutting of the pipette tips 14 to workpiece, meanwhile,
The flue dust that cutting generates can also enter in workbench 11.
Further, as shown in Figs. 1-5, the air-valve 212 is along the directional spreding of track 12 in the side of track 12, air-valve
Driving lever 2121, tension spring 2122 are provided on 212, the first end of tension spring 2122 is fixed on exhausting branch pipe 21, and the of tension spring 2122
Two ends are fixed on driving lever 2121, and when not stirring driving lever 2121, under the action of tension spring 2122, air-valve 212 is in close state.
Further, as shown in Fig. 1,7, it is provided with shifting block 15 on the mobile cutting rack 13, when mobile 13 band of cutting rack
When dynamic shifting block 15 is moved along track 12, the driving lever 2121 that shifting block 15 stirs mobile 13 lower section of cutting rack makes air-valve 212 be in opening
The exhausting branch pipe 21 of state, 14 lower section of cutting pipette tips works, and the air-valve 212 not being struck is under the action of tension spring 2122 in pass
Closed state.
The driving lever 2121 that mobile 13 lower section of cutting rack is stirred using shifting block 15, keeps air-valve 212 in the open state, cutting gun
The exhausting branch pipe 21 of first 14 lower section works, and the air-valve 212 not being struck is in close state under the action of tension spring 2122, can be with
Air-valve 212 is precisely controlled, is also easy to produce dust so that the air inducing emphasis of blower unit 3 is transferred to below cutting pipette tips 14
Place, the dust removing effects being optimal to the greatest extent, meanwhile, shifting block 15 be arranged on the original component of cutting machine 1, be not necessarily to
The attachment point of additional setting shifting block 15, smaller change need to be only carried out to former cutting machine 1 can be realized, it is easy to accomplish, cost is relatively low.
Further, as shown in Fig. 1,7, two end chamfers of the shifting block 15, two end chamfers of shifting block 15 can make shifting block
15 more smoothly stir driving lever 2121, so as to the open and close of more flexible control air-valve 212, to optimize dedusting effect
Fruit.
Further, as shown in Figure 1, the length of the shifting block 15 is greater than the spacing between two neighboring air-valve 212, shifting block
15 length is greater than the spacing between two neighboring air-valve 212, it is ensured that 14 at least one air-valve 212 of lower section of cutting pipette tips
It is in the open state, to keep dust removing effects more preferable.
Further, as shown in fig. 6, being provided with idler wheel 21211 on the driving lever 2121, the setting of idler wheel 21211 can be with
Become sliding as rolling, make shifting block 15 relative to driving lever 2121 movement is more smooth, frictional force is smaller, so as to more flexible
Control air-valve 212 open and close, to optimize dust removing effects, while the service life of shifting block 15 and driving lever 2121 can be extended.
Further, as shown in figure 4, the shape in the air port 211 is the long hole being distributed along 21 length direction of exhausting branch pipe,
The air port 211 is distributed in the two sides of exhausting branch pipe 21, and the shape in air port 211 is the length being distributed along 21 length direction of exhausting branch pipe
Hole, and air port 211 is distributed in the two sides of exhausting branch pipe 21, the dust suction amount and dust suction range in air port 211 can be increased, make to arrange
Cigarette, dust removing effects are more preferably.
Further, filter core (not shown) is provided between the exhaust column 2 and blower unit 3, filter core can be inhaled
The attached dust from exhaust column 2 reduces discharge of the dust into air, keeps this cutting machine smoke evacuation system more environmentally-friendly.
Working principle:
As shown in figs. 1-7, blower unit 3 is opened, then, mobile cutting rack 13 drives cutting pipette tips 14 to transport along track 12
It is dynamic, while cutting pipette tips 14 and being moved on mobile cutting rack 13, it can be achieved that cut cutting of the pipette tips 14 to workpiece, meanwhile, it cuts
The flue dust of generation can also enter in workbench 11.
During mobile cutting rack 13 moves, shifting block 15 stirs the driving lever 2121 of mobile 13 lower section of cutting rack, makes wind
Valve 212 is in the open state, and the exhausting branch pipe 21 of 14 lower section of cutting pipette tips works, and the air-valve 212 not being struck is in tension spring 2122
Under the action of be in close state, air-valve 212 can be precisely controlled, so that the air inducing emphasis of blower unit 3 be shifted
It is also easy to produce the place of dust below to cutting pipette tips 14, the dust removing effects being optimal to the greatest extent,
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (10)
1. a kind of cutting machine dust pelletizing system, it is characterised in that: the exhaust column including being placed in workbench (11) bottom of cutting machine (1)
(2), the blower unit (3) being connected to exhaust column (2).
2. a kind of cutting machine dust pelletizing system according to claim 1, it is characterised in that: the exhaust column (2) includes several
The exhausting of each exhausting branch pipe (21) connection is responsible for (22), will taken out by a exhausting branch pipe (21) for being distributed in workbench (11) bottom
Wind supervisor (22) is communicated to the general pipeline (23) of blower unit (3)；
It is provided with air port (211) on the exhausting branch pipe (21), one end on exhausting branch pipe (21) close to exhausting supervisor (22) is set
It is equipped with air-valve (212).
3. a kind of cutting machine dust pelletizing system according to claim 2, it is characterised in that: the workbench of the cutting machine (1)
(11) two sides are provided with track (12), are provided on track (12) mobile cutting rack (13), are arranged on mobile cutting rack (13) and are cut
Burning torch head (14)；
The air-valve (212) along track (12) directional spreding in the side of track (12), air-valve is provided with driving lever on (212)
(2121), tension spring (2122), the first end of tension spring (2122) are fixed on exhausting branch pipe (21), and the second end of tension spring (2122) is solid
It is scheduled on driving lever (2121)；
Shifting block (15) are provided on the mobile cutting rack (13), when mobile cutting rack (13) drive shifting block (15) along track (12)
When movement, shifting block (15), which stirs the driving lever (2121) below mobile cutting rack (13), keeps air-valve (212) in the open state, cutting
Exhausting branch pipe (21) work below pipette tips (14), the air-valve (212) not being struck is under the action of tension spring (2122) in pass
Closed state.
4. a kind of cutting machine dust pelletizing system according to claim 3, it is characterised in that: fall at the both ends of the shifting block (15)
Angle.
5. a kind of cutting machine dust pelletizing system according to claim 3, it is characterised in that: the length of the shifting block (15) is greater than
Spacing between two neighboring air-valve (212).
6. a kind of cutting machine dust pelletizing system according to claim 3, it is characterised in that: be provided on the driving lever (2121)
Idler wheel (21211).
7. a kind of cutting machine dust pelletizing system according to claim 2, it is characterised in that: the shape of the air port (211) is
Along the long hole of exhausting branch pipe (21) length direction distribution.
8. a kind of cutting machine dust pelletizing system according to claim 2, it is characterised in that: the air port (211) is distributed in pumping
The two sides of wind branch pipe (21).
9. a kind of cutting machine dust pelletizing system according to claim 1, it is characterised in that: the exhaust column (2) and air inducing fill
It sets and is provided with filter core between (3).
10. a kind of cutting machine dust pelletizing system according to claim 1, it is characterised in that: the blower unit (3) is air inducing
Machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810890943.4A CN108941863A (en) | 2018-08-07 | 2018-08-07 | A kind of cutting machine dust pelletizing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810890943.4A CN108941863A (en) | 2018-08-07 | 2018-08-07 | A kind of cutting machine dust pelletizing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108941863A true CN108941863A (en) | 2018-12-07 |
Family
ID=64468078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810890943.4A Pending CN108941863A (en) | 2018-08-07 | 2018-08-07 | A kind of cutting machine dust pelletizing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108941863A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111195775A (en) * | 2020-03-07 | 2020-05-26 | 深圳市汇泽激光科技有限公司 | A composite laser cleaning terminal and processing method |
| CN112059359A (en) * | 2020-09-01 | 2020-12-11 | 山东慧君节能环保科技有限公司 | Suspended type entrainment flue gas absorption system of flame cutting machine and use method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63268566A (en) * | 1987-04-28 | 1988-11-07 | Amada Co Ltd | Thermal cutting device |
| CN1416996A (en) * | 2001-10-30 | 2003-05-14 | 小松产机株式会社 | Thermal cutting machine and dust collecting method thereof |
| US7560064B1 (en) * | 2005-03-24 | 2009-07-14 | Owen Industries, Inc. | Downdraft exhaust cutting table |
| CN201346662Y (en) * | 2009-01-22 | 2009-11-18 | 苏州赛德门控系统科技有限公司 | Air door of dust removing device for plasma cutting machine, as well as zoned dust removing device |
| CN202028964U (en) * | 2011-01-10 | 2011-11-09 | 达斯科环境设备（上海）有限公司 | Air door of dust collector for variable air volume regulation type cutting machine and cutting machine subarea dust collector |
| CN204135034U (en) * | 2014-08-13 | 2015-02-04 | 凯天环保科技股份有限公司 | A kind of cutting machine dust-removing apparatus |
-
2018
- 2018-08-07 CN CN201810890943.4A patent/CN108941863A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63268566A (en) * | 1987-04-28 | 1988-11-07 | Amada Co Ltd | Thermal cutting device |
| CN1416996A (en) * | 2001-10-30 | 2003-05-14 | 小松产机株式会社 | Thermal cutting machine and dust collecting method thereof |
| US7560064B1 (en) * | 2005-03-24 | 2009-07-14 | Owen Industries, Inc. | Downdraft exhaust cutting table |
| CN201346662Y (en) * | 2009-01-22 | 2009-11-18 | 苏州赛德门控系统科技有限公司 | Air door of dust removing device for plasma cutting machine, as well as zoned dust removing device |
| CN202028964U (en) * | 2011-01-10 | 2011-11-09 | 达斯科环境设备（上海）有限公司 | Air door of dust collector for variable air volume regulation type cutting machine and cutting machine subarea dust collector |
| CN204135034U (en) * | 2014-08-13 | 2015-02-04 | 凯天环保科技股份有限公司 | A kind of cutting machine dust-removing apparatus |
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| Title |
|---|
| 李强民 等: "《工厂防尘100例》", 30 April 1990, 劳动人事出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111195775A (en) * | 2020-03-07 | 2020-05-26 | 深圳市汇泽激光科技有限公司 | A composite laser cleaning terminal and processing method |
| CN112059359A (en) * | 2020-09-01 | 2020-12-11 | 山东慧君节能环保科技有限公司 | Suspended type entrainment flue gas absorption system of flame cutting machine and use method |
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Application publication date: 20181207 |