CN107234099A - Dust pelletizing system - Google Patents
Dust pelletizing system Download PDFInfo
- Publication number
- CN107234099A CN107234099A CN201610181515.5A CN201610181515A CN107234099A CN 107234099 A CN107234099 A CN 107234099A CN 201610181515 A CN201610181515 A CN 201610181515A CN 107234099 A CN107234099 A CN 107234099A
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- CN
- China
- Prior art keywords
- dust
- pelletizing system
- entrance
- outlet
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/04—Cleaning by suction, with or without auxiliary action
Landscapes
- Cleaning In General (AREA)
Abstract
A kind of dust pelletizing system, including dust removal head and dust catcher.The dust removal head includes：Insufflation channel, with first entrance and first outlet；And air intake passage, with second entrance and second outlet.The air entry of the dust catcher is connected to the second outlet of the air intake passage.The compressed air inputted from the first entrance is blown out from the first outlet, so as to which the grit on device (10) to be cleaned is blown afloat；And the grit blown afloat is under the suction of the dust catcher, from the second entrance enters the air intake passage, and it is sucked into the dust catcher.In the present invention, the surface of device is impacted using the compressed air blown out from dust removal head, the dust on surface so as to effectively remove device improves dust removing effects.
Description
Technical field
The present invention relates to a kind of dust pelletizing system, more particularly to one kind electronics device is sticked to suitable for removal
The dust pelletizing system of dust on the surface of part.
Background technology
In electronics industry, some electronic devices are very sensitive to dust, for example, relay,
If its surface adhesion has substantial amounts of dust, the service behaviour of electronic device can be seriously reduced, very
Electronic device operational failure can extremely be caused.Therefore, sometimes, it is necessary to cleaned to electronic device,
To remove the dust on its surface.But, because size of electronic devices is small, structure is extremely complex,
Therefore, the removing the dust on electronic device surface of the task becomes extremely difficult.
In the prior art, on the surface that electronic device is typically removed by the scheme of air blowing
Dust.But, existing air blowing scheme can only blow away the larger dirt on the surface of electronic device
Grain, it is impossible to remove the less grit on the surface of electronic device.Therefore, existing air blowing side
The dust removing effects of case are not good.
The content of the invention
The purpose of the present invention aims to solve the problem that the above-mentioned problems in the prior art and defect extremely
Few one side.
It is an object of the present invention to provide a kind of dust pelletizing system, it can not only remove device
Surface on larger grit, and can remove the less grit on the surface of device,
Improve dust removing effects.
According to an aspect of the present invention there is provided a kind of dust pelletizing system, including dust removal head and dust suction
Device.The dust removal head includes：Insufflation channel, with first entrance and first outlet；And air-breathing
Passage, with second entrance and second outlet.The air entry of the dust catcher is connected to the suction
The second outlet of gas passage.The compressed air inputted from the first entrance is from the first outlet
Blowout, so as to which the grit on device to be cleaned is blown afloat；And the grit blown afloat is described
Under the suction of dust catcher, from the second entrance enters the air intake passage, and it is sucked into
In the dust catcher.
According to the embodiment of an example of the present invention, the first outlet of the insufflation channel is determined
Position is in the second entrance of the air intake passage.
According to the embodiment of another exemplary of the present invention, the first outlet of the insufflation channel
In the second entrance for being centrally positioned at the air intake passage.
According to the embodiment of another exemplary of the present invention, the dust removal head is integrated part.
According to the embodiment of another exemplary of the present invention, the dust removal head includes：First master
Body, the insufflation channel is formed with first main body；With the second main body, described
The air intake passage is formed with two main bodys, first main body and second main body are assembled in
Together.
According to the embodiment of another exemplary of the present invention, first main body includes being located at institute
The ring flange of first access point is stated, the ring flange is assemblied in a peace in second main body
Fill in recess.
According to the embodiment of another exemplary of the present invention, being located at for first main body is described
The port of export at first outlet is centrally positioned in the second entrance；And described first
Smooth arc angling is formed with the outside of the port of export of main body.
According to the embodiment of another exemplary of the present invention, it is provided with the insufflation channel
Supersonic gas stream generation apparatus, the supersonic gas stream generation apparatus is suitable to will be from the first entrance
The compressed air stream of input is converted into ultrasonic wave air-flow, and the ultrasonic wave air-flow goes out from described first
Mouth blowout, so as to which the grit on device to be cleaned is blown afloat.
According to the embodiment of another exemplary of the present invention, the supersonic gas stream generation apparatus
Including the first aperture portion and the second aperture portion being arranged alternately, the aperture in first aperture portion is not
Equal to the aperture in second aperture portion.
According to the present invention another exemplary embodiment, the aperture in second aperture portion with
The ratio in the aperture in first aperture portion is more than or equal to 50.
According to the embodiment of another exemplary of the present invention, the dust pelletizing system also includes pneumatics
Machine, the outlet of the air compressor machine is connected with the first entrance of the dust removal head, for being removed to described
The first entrance conveying compressed air of dirt head.
According to the embodiment of another exemplary of the present invention, the dust pelletizing system also includes filtering
Device, the outlet of the entrance of the filter and the air compressor machine, the outlet of the filter
Connected with the first entrance of the dust removal head, for the compressed air to being exported from the air compressor machine
Filtered.
According to the embodiment of another exemplary of the present invention, the dust pelletizing system also includes electrostatic
Arrester, to eliminate the device before the grit on the device is blown down with the dust removal head
Electrostatic on part.
According to the embodiment of another exemplary of the present invention, the Xelminator and the mistake
The outlet of filter so that at least a portion quilt of the compressed air exported from the air compressor machine
It is transported in the Xelminator, the Xelminator is suitable to will by high-voltage corona discharge
Input compressed air therein and be ionized into substantial amounts of negative ions, and the negative ions that electricity consumption is separated out
Neutralize the electrostatic on the surface of the device.
According to the embodiment of another exemplary of the present invention, the dust pelletizing system also includes movement
Mechanism, for mobile described during the grit on the device is blown down with the dust removal head
Device.
According to the embodiment of another exemplary of the present invention, the dust pelletizing system also includes control
Device, the work of the pressure, the air compressor machine of the compressed air for controlling the air compressor machine output
Time and the travel mechanism move the speed of the device.
In the foregoing individual embodiments according to the present invention, utilize the compression blown out from dust removal head
Air impacts to the surface of device, the ash on surface so as to effectively remove device
Dirt, improves dust removing effects.
In some embodiments of the invention, it can be provided with insufflation channel suitable for will be from the
The compressed air stream of one entrance input is converted into the supersonic gas stream generation apparatus of ultrasonic wave air-flow,
In this manner it is possible to which the high-frequency ultrasonic air-flow produced using dust removal head carries out height to the surface of device
The impact of the frequency, the dust on surface so as to more effectively remove device, is further carried
High dust removing effects.
By the description made for the present invention of below with reference to accompanying drawing, other purposes of the invention and
Advantage will be evident, and can help that complete understanding of the invention will be obtained.
Brief description of the drawings
Fig. 1 shows the dust pelletizing system principle frame according to the embodiment of an example of the present invention
Figure；
Fig. 2 shows the schematic perspective view of the dust removal head in the dust pelletizing system shown in Fig. 1；
Fig. 3 shows the schematical profile of the dust removal head shown in Fig. 2；
Fig. 4 shows that the formation of the dust removal head shown in Fig. 3 has the section of the first main body of insufflation channel
Figure；With
Fig. 5 shows that the formation of the dust removal head shown in Fig. 3 has the section of the second main body of air intake passage
Figure.
Embodiment
Below by embodiment, and with reference to accompanying drawing, make further tool to technical scheme
The explanation of body.In the description, same or analogous drawing reference numeral indicates same or analogous portion
Part.Following explanations referring to the drawings to embodiment of the present invention are intended to overall invention of the invention
Design is explained, and is not construed as a kind of limitation to the present invention.
In addition, in the following detailed description, for ease of explaining, elaborating many specific thin
Save to provide the comprehensive understanding to present disclosure embodiment.It should be apparent, however, that one or more implement
Example can also be carried out in the case of these no details.In other cases, it is known
Construction and device diagrammatically embody to simplify accompanying drawing.
According to the design of the general technical of the present invention, there is provided a kind of dust pelletizing system, including dedusting
Head and dust catcher.The dust removal head includes：Insufflation channel, with first entrance and first outlet；
And air intake passage, with second entrance and second outlet.The air entry of the dust catcher is connected to
The second outlet of the air intake passage.The compressed air inputted from the first entrance is from described the
One outlet blowout, so as to which the grit on device to be cleaned is blown afloat；And the grit blown afloat
Under the suction of the dust catcher, from the second entrance enters the air intake passage, and by
It is drawn into the dust catcher.
Fig. 1 shows the dust pelletizing system principle frame according to the embodiment of an example of the present invention
Figure.
As shown in figure 1, in the illustrated embodiment, the dust pelletizing system mainly includes dust removal head
400 and dust catcher 500.
Fig. 2 shows the schematic perspective view of the dust removal head 400 in the dust pelletizing system shown in Fig. 1.Figure
The schematical profile of dust removal head 400 shown in 3 display Fig. 2.
As Fig. 2 and Fig. 3 clearly illustrates that in the illustrated embodiment, dust removal head 400 includes
Insufflation channel and air intake passage.The insufflation channel of dust removal head 400 have first entrance 410a and
First outlet 410b.There is the air intake passage of dust removal head 400 second entrance 420a and second to go out
Mouth 420b.
As shown in Figure 1 to Figure 3, dust catcher 500 has an air entry, and the dust catcher
500 air entry is connected to the second outlet 420b of the air intake passage of dust removal head 400.
Fig. 4 shows that the formation of the dust removal head 400 shown in Fig. 3 has the first main body of insufflation channel
410 profile.
As shown in figure 4, in the illustrated embodiment, being set in the insufflation channel of dust removal head 400
It is equipped with supersonic gas stream generation apparatus 4101,4102.The supersonic gas stream generation apparatus 4101,
4102 are suitable to that supersonic gas will be converted into from the first entrance 410a compressed air stream F1 inputted
Flow F2.
As Fig. 3 is clearly illustrated, aforementioned ultrasonic air-flow F2 leads to from the air blowing of dust removal head 400
The first outlet 410b blowouts in road.So, it is possible to use from the insufflation channel of dust removal head 400
The ultrasonic wave air-flow F2 of first outlet 410b blowouts impact the surface of device 10 to be cleaned,
So as to which the grit on the surface of device 10 to be cleaned be blown afloat.In this embodiment, utilize
Dust removal head produces the impact that high-frequency ultrasonic air-flow carries out high frequency time to the surface of device, so as to
Enough dusts more effectively blown afloat on the surface of device, improve dust removing effects.
However, it is noted that the insufflation channel of the dust removal head of the present invention is not limited to the implementation of diagram
Example, for example, supersonic gas stream generation apparatus can also be not provided with insufflation channel.So, may be used
Directly to impact the surface of device to be cleaned using the compressed air stream blown out from first outlet,
The dust on the surface of device can equally be blown afloat.
Continuing with referring to Fig. 3, in the illustrated embodiment, the grit blown afloat is in dust catcher 500
Suction under, with dust catcher 500 produce suction airstream F3 together from second entrance 420a
Into in the air intake passage of dust removal head 400, and it is sucked into dust catcher 500.
As shown in figure 3, in one embodiment of the invention, the insufflation channel of dust removal head 400
First outlet 410b be positioned in the second entrance 420a of the air intake passage of dust removal head 400.
In such manner, it is possible to which more easily the dust blown afloat is drawn into the air intake passage of dust removal head 400.
As shown in figure 3, in the illustrated embodiment, the first of the insufflation channel of dust removal head 400
Outlet 410b is centrally positioned in the second entrance 420a of the air intake passage of dust removal head 400.
Fig. 5 shows that the formation of the dust removal head 400 shown in Fig. 3 has the second main body of air intake passage
420 profile.
As shown in Figures 2 to 5, in the illustrated embodiment, dust removal head 400 includes mutual group
The first main body 410 and the second main body 420 being fitted together.It is formed with the first main body 410
Insufflation channel.Air intake passage is formed with the second main body 420.
As shown in Figures 3 to 5, the first main body 410 includes being located at first entrance 410a
Ring flange 411, the ring flange 411 is assemblied in an installation recess 421 in the second main body 420
In.
As shown in Figures 3 to 5, the going out at first outlet 410b of the first main body 410
Mouth end 412 is centrally positioned in second entrance 420a.In the port of export of the first main body 410
412 outside is formed with smooth arc angling, to reduce windage when dust catcher 500 is aspirated,
The dust blown afloat is more easily sucked into the air intake passage of dust removal head 400.
As shown in figure 4, in the embodiment of an example of the present invention, supersonic gas miscarriage
Generating apparatus 4101,4102 includes the first aperture portion being arranged alternately along the flow direction of air-flow
4101 and the second aperture portion 4102.The aperture in the first aperture portion 4101 is configured to be not equal to
The aperture in two apertures portion 4102.For example, the aperture in the second aperture portion 4102 and the first aperture portion
The ratio in 4101 aperture can be configured to be more than or equal to 50.
As shown in Figure 1 to Figure 3, in the illustrated embodiment, dust pelletizing system also includes air compressor machine
100, the outlet of the air compressor machine 100 is connected with the first entrance 410a of dust removal head 400, is used for
Compressed air is conveyed to the first entrance 410a of dust removal head 400.
As shown in Figure 1 to Figure 3, in the illustrated embodiment, dust pelletizing system also includes filter
200, the entrance of the filter 200 and the outlet of air compressor machine 100, the filter 200
Outlet connected with the first entrance 410a of dust removal head 400, for defeated from air compressor machine 100
The compressed air gone out is filtered.In one embodiment of the invention, filter 200 can be with
The grit that the diameter in compressed air is equal to or more than 0.3u is filtered out, to improve the cleaning of source of the gas
Degree.
As shown in Figure 1 to Figure 3, in the illustrated embodiment, dust pelletizing system also disappears including electrostatic
Except device 300, so as to the abatement device before the grit on device 10 is blown down with dust removal head 400
Electrostatic on 10.So, being capable of abatement device 10 after the electrostatic in abatement device 10
Surface on grit and device 10 surface between electrostatic adsorption force, so as to more hold
Change places and blow afloat the grit on the surface of device 10.
As shown in Figure 1 to Figure 3, in the illustrated embodiment, Xelminator 300 and filtering
The outlet of device 200 so that at least a portion of the compressed air exported from air compressor machine 100
It is transported in Xelminator 300.The Xelminator 300 is suitable to generation high-voltage corona and put
Electricity, will pass through the compressed air electricity that high-voltage corona discharge will enter into Xelminator 300
From into substantial amounts of negative ions, and in the negative ions that separate out of electricity consumption and on the surface of device 10
Electrostatic.
It note that the Xelminator of the present invention is not limited to previous embodiment, it can be existing
There is the device of any electrostatic being suitably capable of on the surface of abatement device in technology.
Although not shown, in one embodiment of the invention, dust pelletizing system can also include moving
Motivation structure, for example, robot or conveyer belt, for blowing down device 10 with dust removal head 400
On grit during the mobile device 10.
As shown in Figure 1 to Figure 3, in the illustrated embodiment, dust pelletizing system also includes controller
600, the controller 600 can control the pressure of the compressed air of the output of air compressor machine 100 (to remove
Dirt pressure), the working time (dedusting time) of air compressor machine 100 and travel mechanism's shifter
The speed of part 10.In one embodiment of the invention, should in order that dust removing effects are optimal
When the translational speed for rationally setting dedusting pressure, dedusting time and device.
It note that the dust removal head of the present invention is not limited to the embodiment of diagram, for example, dust removal head
400 can also be the integral piece of a molding.
In previously described embodiments of the present invention, insufflation channel and air intake passage are integrated in same
On dust removal head 400, without a suction head and a suction head is provided separately.Therefore,
Improve the integrated level of dust pelletizing system so that the more compact structure of dust pelletizing system, more simply, easily
In using.
It will be understood to those skilled in the art that embodiment described above is all exemplary
, and those skilled in the art can make improvements, described in various embodiments
Structure free group can be carried out in the case of the conflict in terms of not recurring structure or principle
Close.
Although with reference to accompanying drawing, the present invention is described, the embodiment purport disclosed in accompanying drawing
Illustrative to the preferred embodiment for the present invention, and it is not intended that to the present invention's
One kind limitation.
Although some embodiments of this present general inventive concept are shown and illustrated, this area is common
Technical staff will be understood that, in the case of without departing substantially from the principle of this present general inventive concept and spirit,
These embodiments can be made a change, the scope of the present invention is with claim and their equivalent
Limit.
It should be noted that word " comprising " is not excluded for other element or steps, word " one " or " one
It is individual " be not excluded for it is multiple.In addition, any element label of claim should not be construed as limitation originally
The scope of invention.
Claims (16)
1. a kind of dust pelletizing system, it is characterised in that including：
Dust removal head (400), the dust removal head (400) includes：
Insufflation channel, with first entrance (410a) and first outlet (410b)；With
Air intake passage, with second entrance (420a) and second outlet (420b), and
Dust catcher (500), with an air entry, the air entry of the dust catcher (500)
The second outlet (420b) of the air intake passage is connected to,
Wherein,
The compressed air inputted from the first entrance (410a) is from the first outlet (410b)
Blowout, so as to which the grit on device (10) to be cleaned is blown afloat；And
The grit blown afloat is under the suction of the dust catcher (500), from the second entrance
(420a) enters in the air intake passage, and is sucked into the dust catcher (500).
2. dust pelletizing system according to claim 1, it is characterised in that：
The first outlet (410b) of the insufflation channel is positioned at the second of the air intake passage and entered
In mouth (420a).
3. dust pelletizing system according to claim 2, it is characterised in that：
The first outlet (410b) of the insufflation channel is centrally positioned at the air intake passage
In second entrance (420a).
4. the dust pelletizing system according to any one of claim 1-3, it is characterised in that：Institute
State dust removal head (400) and be integrated part.
5. the dust pelletizing system according to any one of claim 1-3, it is characterised in that：
The dust removal head (400) includes：
First main body (410), is formed with described blow in first main body (410)
Gas passage；With
Second main body (420), the suction is formed with second main body (420)
Gas passage,
Wherein, first main body (410) and second main body (420) are fitted together.
6. dust pelletizing system according to claim 5, it is characterised in that：
First main body (410) includes the flange positioned at the first entrance (410a) place
Disk (411), the ring flange (411) is assemblied in one on second main body (420)
Install in recess (421).
7. dust pelletizing system according to claim 6, it is characterised in that：
The port of export positioned at the first outlet (410b) place of first main body (410)
(412) it is centrally positioned in the second entrance (420a)；And
Smooth arc is formed with the outside of the port of export (412) of first main body (410)
Shape chamfering.
8. dust pelletizing system according to claim 1, it is characterised in that：
Supersonic gas stream generation apparatus (4101,4102) is provided with the insufflation channel,
Suitable for the compressed air stream (F1) inputted from the first entrance (410a) is converted into ultrasound
Ripple air-flow (F2), the ultrasonic wave air-flow (F2) blows out from the first outlet (410b),
So as to which the grit on device (10) to be cleaned is blown afloat.
9. dust pelletizing system according to claim 8, it is characterised in that：
The supersonic gas stream generation apparatus (4101,4102) includes the first hole being arranged alternately
Footpath portion (4101) and the second aperture portion (4102), the hole in first aperture portion (4101)
Footpath is not equal to the aperture in second aperture portion (4102).
10. dust pelletizing system according to claim 9, it is characterised in that：
The aperture in second aperture portion (4102) and the hole in first aperture portion (4101)
The ratio in footpath is more than or equal to 50.
11. the dust pelletizing system according to claim 1 or 8, it is characterised in that：
The dust pelletizing system also includes air compressor machine (100), the outlet of the air compressor machine (100)
Connected with the first entrance (410a) of the dust removal head (400), for the dust removal head
(400) first entrance (410a) conveying compressed air.
12. dust pelletizing system according to claim 11, it is characterised in that：
The dust pelletizing system also includes filter (200), the entrance of the filter (200)
With the outlet of the air compressor machine (100), the outlet of the filter (200) with it is described
First entrance (410a) connection of dust removal head (400), for from the air compressor machine (100)
The compressed air of output is filtered.
13. dust pelletizing system according to claim 12, it is characterised in that：
The dust pelletizing system also includes Xelminator (300), to use the dust removal head
(400) eliminated before blowing down the grit on the device (10) on the device (10)
Electrostatic.
14. dust pelletizing system according to claim 13, it is characterised in that：
The Xelminator (300) and the outlet of the filter (200) so that
At least a portion of the compressed air exported from the air compressor machine (100) is transported to described quiet
In electric arrester (300),
The Xelminator (300) is suitable to that by high-voltage corona discharge pressure therein will be inputted
Contracting air ionization is into substantial amounts of negative ions, and the negative ions that electricity consumption is separated out neutralize the device
(10) the electrostatic on surface.
15. dust pelletizing system according to claim 14, it is characterised in that：
The dust pelletizing system also includes travel mechanism, for being blown with the dust removal head (400)
The mobile device (10) during except the grit on the device (10).
16. dust pelletizing system according to claim 15, it is characterised in that：
The dust pelletizing system also includes controller (600), for controlling the air compressor machine (100)
The pressure of the compressed air of output, the working time of the air compressor machine (100) and the shifting
Motivation structure moves the speed of the device (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610181515.5A CN107234099B (en) | 2016-03-28 | 2016-03-28 | Dust removal system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610181515.5A CN107234099B (en) | 2016-03-28 | 2016-03-28 | Dust removal system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107234099A true CN107234099A (en) | 2017-10-10 |
| CN107234099B CN107234099B (en) | 2020-02-11 |
Family
ID=59983831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610181515.5A Active CN107234099B (en) | 2016-03-28 | 2016-03-28 | Dust removal system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107234099B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109457451A (en) * | 2018-12-04 | 2019-03-12 | 中山益达服装有限公司 | One kind being used for the automatic dust blowing circulator of jeans |
| CN109530335A (en) * | 2018-12-28 | 2019-03-29 | 湖南科伦制药有限公司 | A kind of included sealing function nozzle particle cleaning plant |
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| CN204866722U (en) * | 2015-08-06 | 2015-12-16 | 青岛金叶精密机械有限公司 | Dust extraction is blown on coiled material surface |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010181761A (en) * | 2009-02-09 | 2010-08-19 | Hitachi High-Technologies Corp | Apparatus for drying substrate, method of drying substrate and method of manufacturing display panel substrate |
| CN202962964U (en) * | 2012-11-15 | 2013-06-05 | 佛山市顺德区顺达电脑厂有限公司 | Dust removal device of board separating machine |
| CN204201911U (en) * | 2014-08-14 | 2015-03-11 | 浙江润洁环境科技有限公司 | A kind of ultrasonic wave soot blower system |
| CN104841667A (en) * | 2015-05-23 | 2015-08-19 | 安徽机电职业技术学院 | Surface chipping cleaning device of nonmetallic plates |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109457451A (en) * | 2018-12-04 | 2019-03-12 | 中山益达服装有限公司 | One kind being used for the automatic dust blowing circulator of jeans |
| CN109457451B (en) * | 2018-12-04 | 2023-11-21 | 中山益达服装有限公司 | Be used for automatic ash circulating device that blows of jeans |
| CN109530335A (en) * | 2018-12-28 | 2019-03-29 | 湖南科伦制药有限公司 | A kind of included sealing function nozzle particle cleaning plant |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107234099B (en) | 2020-02-11 |
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