CN100579664C - Soldering joint powder spraying technique and equipment thereof - Google Patents
Soldering joint powder spraying technique and equipment thereof Download PDFInfo
- Publication number
- CN100579664C CN100579664C CN200710031917A CN200710031917A CN100579664C CN 100579664 C CN100579664 C CN 100579664C CN 200710031917 A CN200710031917 A CN 200710031917A CN 200710031917 A CN200710031917 A CN 200710031917A CN 100579664 C CN100579664 C CN 100579664C
- Authority
- CN
- China
- Prior art keywords
- powder
- dusts
- arm
- bucket
- coating
- 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.)
- Expired - Fee Related
Links
- 239000000843 powder Substances 0.000 title claims abstract description 215
- 238000005507 spraying Methods 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 title claims description 21
- 238000005476 soldering Methods 0.000 title claims description 18
- 238000000576 coating method Methods 0.000 claims abstract description 16
- 239000011248 coating agent Substances 0.000 claims abstract description 14
- 238000011084 recovery Methods 0.000 claims abstract description 12
- 230000000875 corresponding Effects 0.000 claims abstract description 8
- 230000005684 electric field Effects 0.000 claims abstract description 7
- 238000010410 dusting Methods 0.000 claims description 20
- 235000012054 meals Nutrition 0.000 claims description 15
- 238000001914 filtration Methods 0.000 claims description 11
- 238000004064 recycling Methods 0.000 claims description 9
- 230000000694 effects Effects 0.000 claims description 7
- 238000003466 welding Methods 0.000 claims description 7
- 229920001169 thermoplastic Polymers 0.000 claims description 4
- 239000004416 thermosoftening plastic Substances 0.000 claims description 4
- 229920001225 Polyester resin Polymers 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 3
- 239000004645 polyester resin Substances 0.000 claims description 3
- 230000002194 synthesizing Effects 0.000 claims description 3
- 239000000428 dust Substances 0.000 abstract description 6
- 210000001503 Joints Anatomy 0.000 abstract 3
- 239000007921 spray Substances 0.000 abstract 2
- 239000002184 metal Substances 0.000 description 8
- 239000010410 layer Substances 0.000 description 7
- 239000004033 plastic Substances 0.000 description 6
- 238000005260 corrosion Methods 0.000 description 5
- 239000011241 protective layer Substances 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 2
- 229940098458 Powder Spray Drugs 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000001808 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000000414 obstructive Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention relates to a powder spray-fused coating craft and a powder spray-coating equipment for weld joints, aiming to solve the problems that the common powder spray-coating craft and the powder spray-coating equipment for weld joints in prior art can not locally spray a weld joint on inner wall of a tank body; the powder recovery system is imperfect; the reutilization ratio of powder is low; the wasting amount is large; the dust pollution is serious and the equipment is easy to block and other problems. The invention adopts the technical proposal in comprising a main powder bucket, a powder spray-coating gun, a powder spray-coating arm, a recovery and filter powder bucket, an outer recoverer, a vacuum pump, a high voltage electrostatic generator and an electric controller. The invention is characterized in that: a powder spray-coating port is arranged on the powder spray-coating equipment for weld joints corresponding with the spray-coating width of the weld joint; the tank body is sleeved on the powder spray-coating arm for continuous operation, and the weld joint to be sprayed faces the powder spray-coating port; an electric field is formed between the powder and the tank body by the high voltage electrostatic generator; the powder spray-coating gun sprays powder continuously through the powder spray-coating port after obtaining powder from the main powder bucket; the whole weld joint on the inner wall absorbs a layer of powder when the tank body leaves the powder spray-coating arm, and the powder, which is not absorbed by the tank body or escapes, is sucked into the recovery and filter powder bucket.
Description
Technical field
The present invention relates to the plastic powders soverlay technique, specifically is with the powder coating process and the equipment thereof of weld seam protection layer to be formed on a kind of weld seam that thermoplastic or heat curing-type powder is covered metal can body inwall with spraying and the method for Electrostatic Absorption.
Background technology
The packing metal can of being produced by metal sheet is a class of the article packaging container that generally uses at present, and the can body of this metal can adopts the alternating-current resistance seam welder to weld it after by the metal sheet bending to connect seam and moulding usually.Because the general former existing etch-proof protective layer in the metal sheet surface of system jar; the internal face of can body can reach etch-proof general requirement; itself does not then have etch-proof protective layer weld seam behind the can body welding fabrication; so weld seam often will become the weak spot that is subject to the packed article corrosion; weld seam is corroded; not only can make the packing container poor durability, and the material that corrosion generates can pollute packed article, cause the packed article qualitative change.And in the safeguard measure to the employing of can body weld seam, the coating plastic protective layer can be applicable to the corrosion property of various packed articles, beyond doubt comparatively desirable safeguard measure.The solution of this problem is to adopt electrostatic power spraying apparatus to treat to form a plastic protective layer through later process at whole can body inner-wall spraying plastic powders again, as adopting " technique for coating inside wall of metal pipe with plastic powder " of Chinese patent ZL92112180.6 number.But, owing to the very little anticorrosion problem of weld seam of area whole can body inwall is sprayed, be undoubtedly a kind of serious waste, can increase a system jar cost greatly, and its operating efficiency is not high, be not suitable for low cost, the use of high efficiency system jar industry.The general powder spray coating device of present widespread usage can not carry out locally sprayed to can body inwall weld seam, and has powder recovery system imperfection, and powder utilization rate again is low, and the powder wastage is big, and the dirt powder of operating environment is seriously polluted, easily causes equipment to stop up.
Summary of the invention
For the weld seam that solves existing metal can body does not have the anti-corrosion protection layer, tends to become the weak spot that is subject to the packed article corrosion; can not carry out locally sprayed to can body inwall weld seam with existing general powder coating process and equipment thereof; and utilization rate is low again, the powder wastage is big powder recovery system imperfection, powder; the dirt powder of operating environment is seriously polluted, easily cause problems such as equipment obstruction; the purpose of this invention is to provide a kind of improved soldering joint powder spraying technique and equipment thereof, can solve prior art problems.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of soldering joint powder spraying technique, it is characterized in that: have main powder bucket at one, podwer gun, arm dusts, reclaim and filter the powder bucket, outer recover, vavuum pump, on the powder spraying device of HV generator and appliance controller, mouthful width that dusts of arm of dusting is set to corresponding with the setting coating width of can body weld seam, can body after the welding is enclosed within do operation continuously on the arm that dusts, and the position of can body weld seam is aligned mutually with the mouth that dusts of the arm that dusts, by HV generator in the arm that dusts powder and the can body outside the arm that dusts between produce the high-pressure electrostatic electric field, obtain powder by podwer gun from main powder bucket, and mouthful powder is sprayed continuously by dusting of the arm that dusts, at this moment Pen Chu powder is adsorbed to the can body commissure of continuous operation through the mouth that dusts from the mouth that dusts, can body moves the whole welding line place of leaving its inwall when dusting arm and has just adsorbed one deck powder, the width of powder layer is exactly the setting coating width of can body weld seam, the effect of the powder that is not adsorbed on the can body and drops to recycling cavity in the arm that dusts by vavuum pump is sucked into to reclaim filters in the powder bucket, from a small amount of powder that cooperates the slit effusion that dusts mouthful with can body, effect by vavuum pump is reclaimed in the filtration powder bucket from outer recover inspiration.
Technique scheme be enclosed within can body on the arm that dusts can be one then a ground move continuously, to improve operating efficiency.
The powder of technique scheme adopts thermoplastic or heat curing-type synthesizing polyester resin, and off-the-shelf is arranged on the market.Powder particles can be controlled in smaller or equal to 90 microns.
The powder layer controllable thickness that adheres to the can body commissure of technique scheme is built in 60～100 microns.
Mouthful width that dusts of the arm that dusts of technique scheme can be controlled in 8～14 millimeters.
The can body controllable diameter of technique scheme is built in 52～280 millimeters, and the can body height can be controlled in 50～300 millimeters.
A kind of soldering joint powder spraying equipment, it is characterized in that: comprise frame and rack-mounted main powder bucket, podwer gun, arm dusts, reclaim and filter the powder bucket, outer recover, vavuum pump, HV generator, appliance controller, wherein the powder inlet of podwer gun is connected with the meal outlet of main powder bucket, the powder inlet of arm of dusting is connected with the meal outlet of podwer gun by powder feeding pipe, the powder inlet that the interior recycling cavity of the arm that dusts filters the powder bucket by powder retrieving pipe and recovery is connected, outer recover is in mouthful outside of dusting of the arm that dusts, the meal outlet of outer recover is connected with the powder inlet that reclaims filtration powder bucket by powder retrieving pipe, vavuum pump is connected with the filter that reclaims filtration powder bucket by tracheae, reclaiming the feeding engine that filters powder bucket meal outlet is connected by the powder inlet of powder feeding pipe with main powder bucket, HV generator in the arm that dusts powder and the can body outside the arm that dusts between produce the high-pressure electrostatic electric field, appliance controller is made power supply and control connection with the electrical appliance on the device, and mouthful width that dusts of the arm that dusts is corresponding with the setting coating width of can body weld seam.
The preferred mode of the HV generator of technique scheme is mounted in the arm that dusts, to improve the applicability of its work.
Technique scheme also can be provided with the outer powder bucket of mending, and consumes in order to the powder amount of replenishing main powder bucket, and the feeding engine of mending powder bucket meal outlet outward is connected by the powder inlet of powder feeding pipe with main powder bucket.
The filter that the powder bucket is filtered in the recovery of technique scheme also can be provided with the batch (-type) vibrational structure, so that in time clear up the powder that adsorbs on the filter screen.
Beneficial effect of the present invention: owing to adopt one can supply the sheathed arm that dusts thereon of can body as dusting terminal, and can body is to be set in to do operation continuously on the arm that dusts, the dusting of arm of dusting mouthful is to align mutually with the can body weld seam, mouthful width that dusts is corresponding with the weld seam coating width, so can under the high-pressure electrostatic effect, realize the local spraying continuously of can body inwall weld seam, and accuracy height that dusts; Because the amount of powder that escapes is quite few, simultaneously because mouthful outside of dusting of the arm that dusts is provided with outer recover, can filter the powder bucket with in time being recovered to reclaim with the powder that cooperates the slit to overflow of can body from the mouth that dusts, so powder utilization rate height, powder is again wasted seldom, the dirt powder of operating environment pollutes greatly and reduces; Be provided with recycling cavity in the arm is communicated with recovery filtration powder bucket owing to dust, the accumulated powder cleaning in time that can will not be adsorbed on the can body and drop to recycling cavity in the arm that dusts is walked and is recovered to reclaim and filters the powder bucket, arm stops up so effectively prevented to dust, and powder utilization rate height again; Owing to have above-mentioned efficient perfect powder recovery system and good design feature, the present invention can adapt to the application need of the high standard high request of system jar industry.
The invention will be further described below in conjunction with drawings and Examples.
Description of drawings
Fig. 1 is the vertical profile schematic diagram (its mid frame and electrical connecting wire do not draw) of one embodiment of the invention.
Fig. 2 dusts the A of arm to amplifying schematic views among Fig. 1.
Fig. 3 is the amplification schematic views with the can body weld seam of Fig. 1 coupling.
Among the figure: 1, main powder bucket; 2, podwer gun; 3, the arm that dusts; 4, reclaim filtration powder bucket; 5, outer recover; 6, vavuum pump; 7, HV generator; 8, appliance controller; 9, powder feeding pipe; 10, recycling cavity; 11, powder retrieving pipe; 12, the mouth that dusts; 13, powder retrieving pipe; 14, tracheae; 15, filter; 16, feeding engine; 17, powder feeding pipe; 18, can body; 19, weld seam; 20, coating width; 21, mend the powder bucket outward; 22, feeding engine; 23, powder feeding pipe.
The specific embodiment
With reference to Fig. 1～Fig. 2, this soldering joint powder spraying equipment, it is characterized in that: comprise frame and rack-mounted main powder bucket 1, podwer gun 2, arm 3 dusts, reclaim and filter powder bucket 4, outer recover 5, vavuum pump 6, HV generator 7, appliance controller 8, wherein the powder inlet of podwer gun 2 is connected with the meal outlet of main powder bucket 1, the powder inlet of arm 3 of dusting is connected with the meal outlet of podwer gun 2 by powder feeding pipe 9, the powder inlet that the arm 3 interior recycling cavities 10 that dust filter powder bucket 4 by powder retrieving pipe 11 and recovery is connected, outer recover 5 is in mouthful 12 outsides of dusting of the arm 3 that dusts, the meal outlet of outer recover 5 is connected with the powder inlet that reclaims filtration powder bucket 4 by powder retrieving pipe 13, vavuum pump 6 is connected with the filter 15 that reclaims filtration powder bucket 4 by tracheae 14, reclaiming the feeding engine 16 that filters powder bucket 4 meal outlets is connected with the powder inlet of main powder bucket 1 by powder feeding pipe 17, HV generator 7 in the arm 3 that dusts powder and the can body outside the arm 3 that dusts between produce the high-pressure electrostatic electric field, appliance controller 8 is made power supply and control connection with the electrical appliance on the equipment, and the width of the mouth 12 that dusts of the arm 3 that dusts is corresponding with the setting coating width 20 of can body weld seam 18.In addition, HV generator 7 is arranged in the arm 3 that dusts; This soldering joint powder spraying equipment also is provided with the outer powder bucket 21 of mending, and consumes in order to the powder amount of replenishing main powder bucket 1, and the feeding engine 22 of mending powder bucket 21 meal outlets outward is connected with the powder inlet of main powder bucket 1 by powder feeding pipe 23.
This soldering joint powder spraying technique, on the soldering joint powder spraying equipment of Fig. 1～shown in Figure 2, when appliance controller 8 after the electrical appliance on equipment power supply and carrying out electrical control, vavuum pump 6 work are also filtered formation negative pressure in the powder bucket 4 by tracheae 14, filter 15 reclaiming.Mouthfuls 12 the width of dusting of arm 3 of dusting is set to corresponding with the setting coating width 20 of can body weld seam 18; The mouth 12 that dusts that can body 18 grades after will welding by the can body conveying mechanism pack into the position of doing operation continuously on the arm 3 that dusts and making can body weld seam 19 and the arm 3 that dusts one by one aligns mutually; By HV generator 7 in the arm 3 that dusts powder and the can body 18 outside the arm 3 that dusts between produce the high-pressure electrostatic electric field; Obtain a powder and mouthfuls 12 ejection powders continuously that dust by the arm 3 that dusts by podwer gun 2 from main powder bucket 1; At this moment Pen Chu powder is adsorbed to the can body weld seam 19 of continuous operation through the mouth 12 that dusts from the mouth 12 that dusts; The width that one deck powder, powder layer have just been adsorbed in whole welding line 19 places that its inwall when dusting arm 3 is left in can body 18 operation is exactly the setting coating width of can body weld seam 19; Be not adsorbed on the can body 18 and drop to of the effect of the powder of recycling cavities 10 in the arm 3 that dusts, be sucked into to reclaim through powder retrieving pipe 11 and filter in the powder bucket 4 by vavuum pump 6; From dust mouthfuls 12 with a small amount of powder that cooperates the slit to overflow of can body, be sucked into by outer recover 5, powder retrieving pipe 13 and reclaim in the filtration powder bucket 4.In addition, powder adopts thermoplastic or heat curing-type synthesizing polyester resin, and powder particles is controlled at smaller or equal to 90 microns; The powder layer THICKNESS CONTROL that is adsorbed onto the can body commissure is at 60～100 microns; Mouthful width that dusts of arm of dusting is controlled at 8～14 millimeters; The can body diameter is at 52～280 millimeters, and the can body height is at 50～300 millimeters.
After soldering joint powder spraying equipment was left in the can body operation after the powder spraying, the heating process that just can enter the road, back made powder layer fusing, levelling, the curing of absorption on the can body weld seam 19, becomes the plastic protective layer that covers on the can body weld seam 19.
The powder productive set arrives to a certain degree in powder bucket 4 is filtered in above-mentioned recovery, and reclaiming the feeding engine 16 that filters powder bucket 4 will be transported to powder in the main powder bucket 1 by powder feeding pipe 17; Powder amount consumption in main powder bucket 1 acquires a certain degree, and the feeding engine 22 of mending powder bucket 21 outward will replenish powder to main powder bucket 1 by powder feeding pipe 23.
Claims (8)
1, a kind of soldering joint powder spraying technique, it is characterized in that: have main powder bucket at one, podwer gun, arm dusts, reclaim and filter the powder bucket, outer recover, vavuum pump, on the powder spraying device of HV generator and appliance controller, mouthful width that dusts of arm of dusting is set to corresponding with the setting coating width of can body weld seam, can body after the welding is enclosed within do operation continuously on the arm that dusts, and the position of can body weld seam is aligned mutually with the mouth that dusts of the arm that dusts, by HV generator in the arm that dusts powder and the can body outside the arm that dusts between produce the high-pressure electrostatic electric field, obtain powder by podwer gun from main powder bucket, and mouthful powder is sprayed continuously by dusting of the arm that dusts, at this moment Pen Chu powder is adsorbed to the can body commissure of continuous operation through the mouth that dusts from the mouth that dusts, can body moves the whole welding line place of leaving its inwall when dusting arm and has just adsorbed one deck powder, the width of powder layer is exactly the setting coating width of can body weld seam, the effect of the powder that is not adsorbed on the can body and drops to recycling cavity in the arm that dusts by vavuum pump is sucked into to reclaim filters in the powder bucket, from a small amount of powder that cooperates the slit effusion that dusts mouthful with can body, effect by vavuum pump is reclaimed in the filtration powder bucket from outer recover inspiration.
2, by the described soldering joint powder spraying technique of claim 1, it is characterized in that the described can body that is enclosed within on the arm that dusts be one then a ground move continuously.
3, by claim 1 or 2 described soldering joint powder spraying techniques, it is characterized in that described powder adopts thermoplastic or heat curing-type synthesizing polyester resin, powder particles is controlled at smaller or equal to 90 microns.
4, by claim 1 or 2 described soldering joint powder spraying techniques, it is characterized in that the described powder layer THICKNESS CONTROL of can body commissure that is adsorbed on is at 60～100 microns.
5, by claim 1 or 2 described soldering joint powder spraying techniques, it is characterized in that mouthful width that dusts of the described arm that dusts is controlled at 8～14 millimeters.
6, a kind of soldering joint powder spraying device, it is characterized in that: comprise frame and rack-mounted main powder bucket, podwer gun, arm dusts, reclaim and filter the powder bucket, outer recover, vavuum pump, HV generator, appliance controller, wherein the powder inlet of podwer gun is connected with the meal outlet of main powder bucket, the powder inlet of arm of dusting is connected with the meal outlet of podwer gun by powder feeding pipe, the powder inlet that the interior recycling cavity of the arm that dusts filters the powder bucket by powder retrieving pipe and recovery is connected, outer recover is in mouthful outside of dusting of the arm that dusts, the meal outlet of outer recover is connected with the powder inlet that reclaims filtration powder bucket by powder retrieving pipe, vavuum pump is connected with the filter that reclaims filtration powder bucket by tracheae, reclaiming the feeding engine that filters powder bucket meal outlet is connected by the powder inlet of powder feeding pipe with main powder bucket, HV generator in the arm that dusts powder and the can body outside the arm that dusts between produce the high-pressure electrostatic electric field, appliance controller is made power supply and control connection with the electrical appliance on the device, and mouthful width that dusts of the arm that dusts is corresponding with the setting coating width of can body weld seam.
7, by the described soldering joint powder spraying device of claim 6, it is characterized in that described HV generator is arranged in the arm that dusts.
8, by claim 6 or 7 described soldering joint powder spraying devices, it is characterized in that described device also is provided with the outer powder bucket of mending, the feeding engine of mending powder bucket meal outlet outward is connected by the powder inlet of powder feeding pipe with main powder bucket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200710031917A CN100579664C (en) | 2007-12-01 | 2007-12-01 | Soldering joint powder spraying technique and equipment thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200710031917A CN100579664C (en) | 2007-12-01 | 2007-12-01 | Soldering joint powder spraying technique and equipment thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101176868A CN101176868A (en) | 2008-05-14 |
| CN100579664C true CN100579664C (en) | 2010-01-13 |
Family
ID=39403380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200710031917A Expired - Fee Related CN100579664C (en) | 2007-12-01 | 2007-12-01 | Soldering joint powder spraying technique and equipment thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100579664C (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102078847B (en) * | 2009-11-30 | 2014-07-23 | 鸿富锦精密工业（深圳）有限公司 | Liquid recovery device |
| CN102626685A (en) * | 2012-04-28 | 2012-08-08 | 广州卓迅包装机械有限公司 | Pressurized-jet powder supply system |
| EP3014632B1 (en) * | 2013-06-27 | 2017-05-24 | Prysmian S.p.A. | Method of manufacturing power cables and related power cable |
| CN106746745A (en) * | 2016-12-14 | 2017-05-31 | 郴州市晶讯光电有限公司 | A kind of dry duster and its application method |
| CN106733376A (en) * | 2016-12-31 | 2017-05-31 | 德清华梦木制品有限公司 | A kind of powder is reclaimed and supplement powder-supply system automatically |
| CN106925456A (en) * | 2017-04-06 | 2017-07-07 | 天长市金陵电子有限责任公司 | A kind of electrostatic powder coating machine |
| CN110465419B (en) * | 2018-05-11 | 2020-12-08 | 广州卓迅包装机械有限公司 | Powder nozzle device and powder spraying system |
| CN110116072B (en) * | 2019-04-17 | 2020-09-29 | 佛山市南海区江鑫机械设备厂 | Powder spraying device and control method |
-
2007
- 2007-12-01 CN CN200710031917A patent/CN100579664C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN101176868A (en) | 2008-05-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100579664C (en) | Soldering joint powder spraying technique and equipment thereof | |
| CN2825132Y (en) | Full automatic powder recovery device by pipeline hot spraying | |
| CN201105249Y (en) | Welding line powder spraying device | |
| CN1162933A (en) | Apparatus for coating substrates with inductively charged resinous powder particles | |
| CN105927802A (en) | Inside-outside plastic-coated steel pipe and manufacturing process thereof | |
| CN105457820A (en) | Intelligent production line with segmental speed change and flexible butt-joint spraying | |
| CN205914298U (en) | Vertical spraying equipment's of static powder confession powder system | |
| CN206577926U (en) | A kind of full-automatic electrostatic spraying coating equipment | |
| CN206121970U (en) | Waterborne DISC electrostatic spraying equipment | |
| CN202270606U (en) | Paint recovering and circulating system | |
| CN201150893Y (en) | Can welding seam powder out-spraying device | |
| CN208131356U (en) | The outer plastic-coated Powder Recovery one spraying box of suspension type steel pipe | |
| CN211359287U (en) | High-precision electrostatic spraying device | |
| CN109291675B (en) | High-temperature thermal transfer printing decoration method for wear-resistant aluminum honeycomb plate for rail transit interior decoration and product | |
| CN203664100U (en) | Recycling device of spraying powder room for anticorrosion steel pipes | |
| CN206538481U (en) | A kind of laser melting coating does not melt powder recovering device | |
| CN100460083C (en) | Powder-spraying chamber for electrostatic powder spray coated | |
| CN208066589U (en) | A kind of seam powder spray-coating apparatus | |
| CN213996341U (en) | Environment-friendly welding seam powder spraying device | |
| CN207429938U (en) | A kind of automatic recycling zinc gray device of high-efficiency environment friendly | |
| CN207295577U (en) | A kind of flusher on municipal administration sprinkling truck | |
| CN207025770U (en) | A kind of plastic-spraying equipment for truck scale | |
| CN201454337U (en) | Wet dust collection device | |
| CN106269349B (en) | A kind of weld seam spray equipment | |
| CN201940349U (en) | Overflow type slurry-dipping apparatus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Guangzhou Hanjiang Light Industry Machine Co.,Ltd. Assignor: Huang Ruilong Contract record no.: 2011440000747 Denomination of invention: Soldering joint powder spraying technique and equipment thereof Granted publication date: 20100113 License type: Exclusive License Open date: 20080514 Record date: 20110722 |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100113 Termination date: 20181201 |