CN109152192A - A kind of electromagnetic type plasma gun - Google Patents
A kind of electromagnetic type plasma gun Download PDFInfo
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- CN109152192A CN109152192A CN201710465526.0A CN201710465526A CN109152192A CN 109152192 A CN109152192 A CN 109152192A CN 201710465526 A CN201710465526 A CN 201710465526A CN 109152192 A CN109152192 A CN 109152192A
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- 238000009434 installation Methods 0.000 claims description 9
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Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
- H05H1/00—Generating plasma; Handling plasma
- H05H1/24—Generating plasma
- H05H1/26—Plasma torches
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Nozzles (AREA)
Abstract
A kind of electromagnetic type plasma gun includes body, drive system, pivoting part, high-voltage line, tracheae and core member, it is characterized in that the pivoting part is fixed on the machine body, body is located at the rear of entire gun body, pivoting part is located at the front of gun body, drive system is located at the inside on rear side of body, and core member is located at the inside of pivoting part.The present invention carries out power transmission using the electromagnetic gear of machinery-free type contact, and the transmission of the contacts such as more previous synchronous belt or gear not only reduces mechanical wear, and structure is simple, at low cost.Using sealing structure, the secondary pollution of spraying is avoided, and concentricity is good, with small vibration, for spraying effect uniformly compared with the mode of motor-hollow axle driving, the present invention can be effectively prevented from the problem of the motor feels hot.The present invention can significantly reduce body width while guaranteeing spraying effect and air inflow, and effective spray range of plasma is made to be greater than body width, and then realize that more spray guns are installed side by side, improve working efficiency.
Description
Technical field
The present invention relates to a kind of spray gun device of Surface Treatment with Plasma machine more particularly to a kind of electromagnetic gear drive etc.
Ion spray gun.
Background technique
Substance under plasma state, which has, is similar to gaseous property, such as good mobility and diffusivity, due to etc.
The basic constituent particle of gas ions be by positively charged positive corpusc(u)le, negative particle or aggregate (including cation, anion, electronics,
Free radical and various active groups), therefore also there is many to be different from gaseous property for it, such as good electric conductivity, thermally conductive
Property.Particularly, the specific heat capacity of plasma is directly proportional to temperature, and the specific heat capacity of plasma is hundreds times of gas under high temperature.
So Surface Treatment with Plasma technology is widely used in materialogy, polymer science, biological medicine materialogy, microfluid and studies, is micro-
The fields such as electronic mechanical system research, optics, microscopy and dental care.
Plasma rotary spray gun is that plasma is sprayed to workpiece surface by compressed air or nitrogen, when plasma with
When surface of the object being processed is met, chemical action and physical change are generated, realizes surface cleaning, removes carbonization hydrogen species dirt, such as
Grease, auxiliary additive etc.；According to material composition, surface molecular chain structure is also changed.Generate hydroxyl, carboxyl etc. freely
Group improves adsorption capacity, reliability and the persistence of material surface.
With the popularization of plasma rotary spray gun application field, some problems present in original plasma rotary spray gun exist
Further show in use process: original rotating plasma spray gun generally uses built-in drive motor and spray gun parallel junction
Structure, such as Chinese patent (201510014162.8), which directly utilizes the hollow shaft of motor to drive the rotation of plasma pipette tips, high
Crimping connection electrode
Plasma is generated, the pressure-air in inner core inner cavity is blown by tracheae, by plasma from plasma pipette tips
Torticollis nozzle spray.This hollow shaft driving method using motor, drive motor be brushed DC structure, brush life compared with
It is short, it need to be regularly maintained, regularly replace, use cost is excessively high, and works long hours and generate heat seriously.On the other hand, reduce spray gun
Volume is relatively difficult, if reducing spray gun volume by the diameter for reducing built-in drive motor, will lead to air inflow reduction, significantly
Influence surface spraying effect.For another example Chinese patent (201410062002.3) is to drive plasma pipette tips to rotate using conveyer belt,
Chinese patent (201520018539.X) drives plasma pipette tips to rotate using gear-driven mode, the volume of both structures
It is larger, cause the number of transversely arranged pipette tips limited, it is difficult to accomplish effective spray area of pipette tips and the lateral volume one of spray gun
It causes.V belt translation and gear drive simultaneously, which all exists, wears, it is easy to cause the secondary pollution of working face, and when revolving speed is higher,
Vibrate larger, spraying effect unevenness.
In view of the problems of the above-mentioned prior art, the invention patent provides a kind of plasma rotation of electromagnetic gear drive-type
Turn spray gun, overall structure is simple, it is small in size, without high drive interference, convenient for operation, and be driven without Mechanical Contact, with small vibration, longevity
Life length, is easy to maintain, use cost is low, and will not reduce ventilatory capacity, it can be achieved that multiple rifles while reducing lateral dimension
Head is mounted side by side, and spraying effect is uniform, and work efficiency is high.
Summary of the invention
For deficiency and defect of the existing technology, the present invention proposes a kind of electromagnetic type plasma gun.The present invention
Overall structure is simple, and no high drive interference, no Mechanical Contact, long service life is easy to maintain, and at low cost, spraying effect is equal
It is even.
To achieve this purpose, the present invention adopts the following technical scheme: include body, drive system, pivoting part, high-voltage line,
Tracheae and core member, it is characterised in that the pivoting part is solid
It is scheduled on body, body is located at the rear of entire gun body, and pivoting part is located at the front of gun body, and drive system is located at
Inside on rear side of body, core member are located at the inside of pivoting part；The body includes tailgate, protective cover, backing plate, inner core
Top plate, Core support plate, gas nozzle and installation bolt, above-mentioned protective cover are located between tailgate and inner core top plate, pass through locking screw
Nail is fixed on tailgate and inner core top plate, and gas nozzle is fastened on inner core top plate, backing plate be located at Core support plate and inner core top plate it
Between, it is fastenedly connected Core support plate, backing plate and inner core top plate three by bolt locking, installation bolt is located on backing plate, is used
In spray gun is fixed in other equipment；The drive system includes driving motor, shaft coupling, motor support bearing, main tooth
Wheel mounting base, active electromagnetic gear and bearing mounting base, above-mentioned driving motor are bolted on inner core top plate, shaft coupling
Device is fixed on the output shaft of driving motor by key, and bearing mounting base is locked on inner core top plate by stay bolt, motor branch
Support bearing is located between shaft coupling and bearing mounting base, is used to support the rotation of shaft coupling, master gear mounting base is located at shaft coupling
Right end is bolted on shaft coupling, and active electromagnetic gear is located in master gear mounting base；The pivoting part includes
Driven electromagnetic gear, bearing fixing sleeve, bearing interstage sleeve, casing and spray head, above-mentioned driven electromagnetic gear are bolted on
On bearing fixing sleeve, bearing rib is set in bearing fixing sleeve right end, and casing is located at the right end of bearing interstage sleeve, passes through axis by bolt
It holds interstage sleeve casing is locked on bearing fixing sleeve, spray head is connected through a screw thread the front end for being fixed on casing；The inner core
Part includes that inner core, bushing, Core support bearing, ceramic fixing seat, ceramic jacket and electrode, above-mentioned Core support bearing are located at axis
It holds the inside of fixing sleeve and is located at inner core middle position, be used to support inner core, bushing is located at the centre of Core support bearing, inner core
Inner core is pressed on Core support plate by rotation stop pin by the locking hole being equipped with above Core support plate, ceramic jacket passes through spiral shell
Line cooperation is fixed on the shaft shoulder of inner core, and ceramic fixing seat is located at the inside of ceramic jacket,
Electrode, which is connected through a screw thread, to be fixed in ceramic fixing seat.
High-voltage line threading hole and screw in compression hole are equipped with above electrode in the core member, the high-voltage line is logical
It is fixed on the electrode to cross lock-screw.
It is equipped with air flue above inner core top plate in the body, tracheae is fixed on inner core top plate, sets on inner core top plate
There is the via hole of high-voltage line, aperture is greater than the diameter 0.5-1mm of high-voltage line.
It is equipped with helical vent hole above ceramic fixing seat in the core member, is high-pressure resistant ceramic material.
It is equipped with cone cell bias glory hole above spray head in the pivoting part, when rotary work can effectively increase spray
Area is applied, and the symmetric position of middle position and glory hole is equipped with lightening hole.
Tailgate in the body is equipped with the via hole in motor radiating hole and tracheae and high-voltage line.
Inner core in the core member is a kind of hollow shaft, for gas transmission and distribution high-voltage line.
A gas reaction is equipped between the casing and ceramic jacket in spray head and core member in the pivoting part
Chamber, for generating charged ion.
The gap of 0.2-1mm is equipped between active electromagnetic gear and driven electromagnetic gear in the drive system.
The present invention carries out power transmission, the contact such as more previous synchronous belt or gear using the electromagnetic gear without mechanical contact
Formula transmission, can reduce the mechanical wear of transmission link, and structure is simple, components are few, at low cost.It is hollow compared to using motor
Shaft-driven mode, the present invention problem that can be effectively prevented from that the motor feels hot serious are guaranteeing the same of spraying effect and air inflow
When, it can significantly reduce body width, so that effective spray range of plasma is greater than body width, realize more spray guns side by side
Installation improves working efficiency.
Detailed description of the invention
Fig. 1 is internal structure cross-sectional view of the present invention.
Fig. 2 is axis geodesic structure schematic diagram of the invention.
Fig. 3 be it is of the invention before cut open structural schematic diagram.
Fig. 4 be it is of the invention after cut open structural schematic diagram.
Fig. 5 is pipette tips axis geodesic structure schematic diagram of the invention.
Fig. 6 is the cross-sectional view of Fig. 5.
As shown in the figure: 1 is spray head, and 2 be casing, and 3 be electrode, and 4 be ceramic fixing seat, and 5 be ceramic jacket, and 6 be bearing interstage sleeve,
7 be bushing, and 8 be bearing fixing sleeve, and 9 be driven electromagnetic gear, and 10 be Core support plate, and 11 be backing plate, and 12 be to install bolt, 13
It is protective cover for gas nozzle, 14,15 be tailgate, and 16 be tracheae, and 17 be high-voltage line, and 18 be driving motor, and 19 be inner core top plate, and 20 are
Shaft coupling, 21 be motor support bearing, and 22 be main gear installation base, and 23 be active electromagnetic gear, and 24 be bearing mounting base, and 25 are
Core support bearing, 26 be inner core.
Specific embodiment
The invention will be further described in the following with reference to the drawings and specific embodiments.
Embodiment 1:
The present invention is that a kind of electromagnetic type plasma gun includes body, drive system, pivoting part, high-voltage line 17, tracheae
16 and core member, it is characterised in that the pivoting part is fixed on the machine body, and body is located at the rear of entire gun body, revolution
Component is located at the front of gun body, and drive system is located at the inside on rear side of body, and core member is located at the inside of pivoting part；It is described
Body include tailgate 15, protective cover 14, backing plate 11, inner core top plate 19, Core support plate 10, gas nozzle 13 and installation bolt 12,
Above-mentioned protective cover 14 is located between tailgate 15 and inner core top plate 19, is fixed on tailgate 15 and inner core top plate 19 by lock-screw
On, gas nozzle 13 is fastened on inner core top plate 19, and backing plate 11 is located between Core support plate 10 and inner core top plate 19, passes through bolt lock
Tightly it is fastenedly connected Core support plate 10, backing plate 11 and 19 three of inner core top plate, installation bolt 12 is located on backing plate 11, and being used for will
Spray gun is fixed in other equipment；The drive system includes driving motor 18, shaft coupling 20, motor support bearing 21, master
Gear installation base 22, active electromagnetic gear 23 and bearing mounting base 24, above-mentioned driving motor 18 are bolted on inner core
On top plate 19, shaft coupling 20 is fixed on the output shaft of driving motor 18 by key, and bearing mounting base 24 is locked by stay bolt
On inner core top plate 19, motor support bearing 21 is located between shaft coupling 20 and bearing mounting base 24, is used to support shaft coupling 20
Rotation, master gear mounting base 22 is located at 20 right end of shaft coupling, is bolted on shaft coupling 20, active electromagnetic gear 23
It is located in master gear mounting base 22；The pivoting part includes driven electromagnetic gear 9, bearing fixing sleeve 8, bearing interstage sleeve 6, set
Pipe 2 and spray head 1, above-mentioned driven electromagnetic gear 9 are bolted on bearing fixing sleeve 8, and it is solid that bearing interstage sleeve 6 is located at bearing
Surely 8 right ends are covered, casing 2 is located at the right end of bearing interstage sleeve 6, and casing 2 is locked at bearing across bearing interstage sleeve 6 by bolt and is fixed
On set 8, spray head 1 is connected through a screw thread the front end for being fixed on casing 2；The core member includes inner core 26, bushing 7, inner core
Spring bearing 25, ceramic fixing seat 4, ceramic jacket 5 and electrode 3, above-mentioned Core support bearing 25 are located at the interior of bearing fixing sleeve 8
Portion is simultaneously located at 26 middle position of inner core, is used to support inner core 26, and bushing 7 is located at the centre of Core support bearing 25, and inner core 26 is logical
It crosses the locking hole being equipped with above Core support plate 10 inner core 26 is pressed on Core support plate 10 by rotation stop pin, ceramic jacket 5
By being threadedly engaged on the shaft shoulder for being fixed on inner core 26, ceramic fixing seat 4 is located at the inside of ceramic jacket 5, and electrode 3 is connected by screw thread
It connects and is fixed in ceramic fixing seat 4.
Embodiment 2:
This example is the difference from embodiment 1 is that be equipped with high-voltage line threading hole above electrode 3 in the core member
With screw in compression hole, the high-voltage line 17 is fixed on electrode 3 by lock-screw.
Embodiment 3:
This example is the difference from embodiment 1 is that be equipped with air flue, tracheae 16 above inner core top plate 19 in the body
It is fixed on inner core top plate 19, inner core top plate 19 is equipped with the via hole of high-voltage line 17, and aperture is greater than the diameter 0.5- of high-voltage line 17
1mm。
Embodiment 4:
This example is the difference from embodiment 1 is that be equipped with helical form above ceramic fixing seat 4 in the core member
Venthole is a kind of high-pressure resistant ceramic material.
Embodiment 5:
This example is the difference from embodiment 1 is that be equipped with cone cell bias flame above spray head 1 in the pivoting part
Hole, when rotary work, can effectively increase spray area, and the symmetric position in the middle position of the outer working face of spray head 1 and glory hole
Equipped with lightening hole.
Embodiment 6:
This example is the difference from embodiment 1 is that the tailgate 15 in the body is equipped with motor radiating hole and tracheae 16
With the via hole of high-voltage line 17.
Embodiment 7:
This example is the difference from embodiment 1 is that the inner core 26 in the core member is a kind of hollow shaft, for defeated
Gas and distribution high-voltage line 17.
Embodiment 8:
This example the difference from embodiment 1 is that casing 2 in spray head 1 and core member in the pivoting part and
A gas reaction chamber is equipped between ceramic jacket 5, for generating charged ion.
Embodiment 9:
This example is the difference from embodiment 1 is that active electromagnetic gear 23 and driven electromagnetism tooth in the drive system
The gap of 0.2-1mm is equipped between wheel 9.
Specific implementation process is as follows: the present invention is driven by a motor the rotation of active electromagnetic gear 23, using the iron of magnetic material
Revolving speed and torque are transmitted on driven electromagnetic gear 9 by magnetic action, and then the spray head 1 in pivoting part is driven to rotate, and are revolved
Turn spraying, since spray head 1 is equipped with cone cell bias glory hole, can effectively increase the spray range of plasma gas.Simultaneously in electricity
It is equipped with 17 anti-loosing screw of high-voltage line above pole 3, can effectively prevent falling off for high-voltage line 17.In casing 2 and spray head 1 and ceramic jacket
It is equipped with a biggish gas reaction chamber between 5, can effectively increase the reaction time of gas, meanwhile, in ceramic fixing seat 4
Side, which is equipped with spiral helicine stomata, can increase the gas fluidity in reaction warehouse, can produce more plasma.Inner core 26 is one
Kind hollow shaft, the larger flow that can effectively increase gas in inner cavity.The present invention can effectively guarantee pivoting part concentricity, can
So that the spraying effect of plasma is significant, and gas reaction storehouse of the invention is that a kind of confined space can effectively be prevented
Dirt increases the cleanliness of plasma gas.The active electromagnetic gear 23 in drive system and driven electromagnetic gear 9 are a kind of simultaneously
Electromagnetic gear does not contact directly, improves transmission efficiency, reduces mechanical wear.
Above-described embodiment is only preferable example of the invention, is not the restriction to embodiment of the present invention, right
For those of ordinary skill in the art, on above explained basis
On can also make other variations or changes in different ways, there is no need and unable to give all embodiments
With exhaustion, any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in this
Within the claims of invention.
Claims (10)
1. a kind of electromagnetic type plasma gun, including body, drive system, pivoting part, high-voltage line (17), tracheae (16) and interior
Core components, which is characterized in that the pivoting part is fixed on the machine body, and body is located at the rear of entire gun body, pivoting part
It is located at the front of gun body, drive system is located at the inside on rear side of body, and core member is located at the inside of pivoting part；The machine
Body includes tailgate (15), protective cover (14), backing plate (11), inner core top plate (19), Core support plate (10), gas nozzle (13) and installation
Bolt (12), above-mentioned protective cover (14) are located between tailgate (15) and inner core top plate (19), are fixed on tail by lock-screw
On plate (15) and inner core top plate (19), gas nozzle (13) is fastened on inner core top plate (19), and backing plate (11) is located at Core support plate
(10) between inner core top plate (19), Core support plate (10), backing plate (11) and inner core top plate (19) three are made by bolt locking
Person is fastenedly connected, and installation bolt (12) is located on backing plate (11), for spray gun to be fixed on other equipment；The driving system
System includes driving motor (18), shaft coupling (20), motor support bearing (21), master gear mounting base (22), active electromagnetic gear
(23) it is bolted on inner core top plate (19) with bearing mounting base (24), above-mentioned driving motor (18), shaft coupling
(20) it is fixed on by key on the output shaft of driving motor (18), bearing mounting base (24) is locked at inner core top plate by stay bolt
(19) on, motor support bearing (21) is located between shaft coupling (20) and bearing mounting base (24), is used to support shaft coupling (20)
Rotation, master gear mounting base (22) is located at the right end of shaft coupling (20), is bolted on shaft coupling (20), actively electricity
Magnetic gear (23) is located on master gear mounting base (22)；The pivoting part includes driven electromagnetic gear (9), bearing fixing sleeve
(8), bearing interstage sleeve (6), casing (2) and spray head (1), above-mentioned driven electromagnetic gear (9) are bolted on bearing and fix
It covers on (8), bearing interstage sleeve (6) is located at the right end of bearing fixing sleeve (8), and casing (2) is located at the right end of bearing interstage sleeve (6), passes through
Bolt passes through bearing interstage sleeve (6) and casing (2) is locked on bearing fixing sleeve (8), and spray head (1), which is connected through a screw thread, is fixed on set
Manage the front end of (2)；The core member includes inner core (26), bushing (7), Core support bearing (25), ceramic fixing seat
(4), ceramic jacket (5) and electrode (3), above-mentioned Core support bearing (25) are located at the inside of bearing fixing sleeve (8) and are located at interior
The middle position of core (26) is used to support inner core (26), and bushing (7) is located at the centre of Core support bearing (25), inner core (26)
Inner core (26) is pressed on Core support plate (10) with rotation stop pin by the locking hole being equipped with above Core support plate (10), is made pottery
For insulator (5) by being threadedly engaged on the shaft shoulder for being fixed on inner core (26), ceramic fixing seat (4) is located at the inside of ceramic jacket (5), electricity
Pole (3), which is connected through a screw thread, to be fixed on ceramic fixing seat (4).
2. electromagnetic type plasma gun according to claim 1, it is characterised in that: be equipped with height above the electrode (3)
Crimping threading hole and screw in compression hole, the high-voltage line (17) are fixed on electrode (3) by lock-screw.
3. electromagnetic type plasma gun according to claim 1, it is characterised in that: set above the inner core top plate (19)
There is air flue, tracheae (16) is fixed on inner core top plate (19), and inner core top plate (19) is equipped with the via hole of high-voltage line (17), and aperture is big
In the diameter 0.5-1mm of high-voltage line (17).
4. electromagnetic type plasma gun according to claim 1, it is characterised in that: above the ceramic fixing seat (4)
Equipped with helical vent hole, increase the gas fluidity in reaction chamber, generating can more plasma.
5. electromagnetic type plasma gun according to claim 4, it is characterised in that: the material of the ceramic fixing seat (4)
Matter is high-pressure resistant ceramic material.
6. electromagnetic type plasma gun according to claim 1, which is characterized in that be equipped with cone above the spray head (1)
Shape bias glory hole, when rotary work, can effectively increase spray area, middle position and flame in spray head (1) outer surface
The symmetric position in hole is equipped with lightening hole.
7. electromagnetic type plasma gun according to claim 1, it is characterised in that: the tailgate (15) is equipped with motor
The via hole of heat release hole and tracheae (16) and high-voltage line (17).
8. electromagnetic type plasma gun according to claim 1, it is characterised in that: the inner core (26) is a kind of hollow
Axis, for gas transmission and distribution high-voltage line (17).
9. electromagnetic type plasma gun according to claim 1, it is characterised in that: the spray head (1) and casing (2) and
Gas reaction chamber is equipped between ceramic jacket (5), for generating charged ion.
10. electromagnetic type plasma gun according to claim 1, it is characterised in that: the active electromagnetic gear (23)
The gap of 0.2-1mm is equipped between driven electromagnetic gear (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710465526.0A CN109152192A (en) | 2017-06-19 | 2017-06-19 | A kind of electromagnetic type plasma gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710465526.0A CN109152192A (en) | 2017-06-19 | 2017-06-19 | A kind of electromagnetic type plasma gun |
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| Publication Number | Publication Date |
|---|---|
| CN109152192A true CN109152192A (en) | 2019-01-04 |
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ID=64804370
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710465526.0A Pending CN109152192A (en) | 2017-06-19 | 2017-06-19 | A kind of electromagnetic type plasma gun |
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| CN (1) | CN109152192A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110248457A (en) * | 2019-07-02 | 2019-09-17 | 深圳杜摩韦尔工程技术有限公司 | A kind of microminiature plasma gun |
| CN114618835A (en) * | 2022-03-23 | 2022-06-14 | 鹏硕智能装备(深圳)有限公司 | SMT atmospheric plasma cleaning machine |
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|---|---|---|---|---|
| EP0601968A1 (en) * | 1992-12-05 | 1994-06-15 | Plasma Technik Ag | Plasma spray gun |
| KR20000054442A (en) * | 2000-06-07 | 2000-09-05 | 정철호 | Metal spray gun with rotational head |
| CN104619107A (en) * | 2015-01-12 | 2015-05-13 | 广东韦达尔科技有限公司 | Electromagnetic plasma rotary processing device |
| CN104619108A (en) * | 2015-01-12 | 2015-05-13 | 广东韦达尔科技有限公司 | Electromagnetic rotary plasma spray gun |
| CN205834467U (en) * | 2016-07-14 | 2016-12-28 | 周国清 | A kind of gas plasma cutting torch |
-
2017
- 2017-06-19 CN CN201710465526.0A patent/CN109152192A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0601968A1 (en) * | 1992-12-05 | 1994-06-15 | Plasma Technik Ag | Plasma spray gun |
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| CN110248457A (en) * | 2019-07-02 | 2019-09-17 | 深圳杜摩韦尔工程技术有限公司 | A kind of microminiature plasma gun |
| CN114618835A (en) * | 2022-03-23 | 2022-06-14 | 鹏硕智能装备(深圳)有限公司 | SMT atmospheric plasma cleaning machine |
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