CN203751477U - Spraying machine - Google Patents
Spraying machine Download PDFInfo
- Publication number
- CN203751477U CN203751477U CN201420128024.0U CN201420128024U CN203751477U CN 203751477 U CN203751477 U CN 203751477U CN 201420128024 U CN201420128024 U CN 201420128024U CN 203751477 U CN203751477 U CN 203751477U
- Authority
- CN
- China
- Prior art keywords
- spray
- air knife
- district
- spray chamber
- spraying
- 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 - Lifetime
Links
- 238000005507 spraying Methods 0.000 title abstract description 22
- 239000007921 spray Substances 0.000 claims abstract description 129
- 230000004907 flux Effects 0.000 claims abstract description 40
- 238000005476 soldering Methods 0.000 claims abstract description 31
- 230000005540 biological transmission Effects 0.000 claims abstract description 27
- 238000007664 blowing Methods 0.000 claims abstract description 26
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 10
- 239000010959 steel Substances 0.000 claims abstract description 10
- 238000005219 brazing Methods 0.000 claims description 37
- 230000005693 optoelectronics Effects 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 9
- 239000012528 membrane Substances 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 101000623895 Bos taurus Mucin-15 Proteins 0.000 claims description 6
- 239000008367 deionised water Substances 0.000 claims description 6
- 229910021641 deionized water Inorganic materials 0.000 claims description 6
- 230000007704 transition Effects 0.000 claims description 4
- 238000002242 deionisation method Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 238000004320 controlled atmosphere Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000013517 stratification Methods 0.000 description 1
Landscapes
- Electric Connection Of Electric Components To Printed Circuits (AREA)
Abstract
The utility model provides a spraying machine. The spraying machine comprises a spraying chamber, a top spraying system, a soldering feeding barrel, an electric motor, a transmission assembly II, a mesh belt connection transmission assembly I, transmission wheels and a guide wheel, wherein transmission wheels are arranged at the two ends of the mesh belt connection transmission assembly I, and the guide wheel is arranged on the inner side of the bottom of the mesh belt connection transmission assembly I. The spraying machine further comprises a tray support, a steel platform, an air knife system, a sideward spraying system and a compressed air sideward blowing device. The soldering feeding barrel is fixedly arranged on the tray support, the sideward spraying system and the soldering feeding barrel are connected through a soldering flux feeding pipeline, the air knife system penetrates through the wall of the spraying chamber and extends into the spraying chamber, the air knife system is located at the rear end of the sideward spraying system and the top spraying system, and the compressed air sideward blowing device is located at the front end of the sideward spraying system and the top spraying system. The spraying machine is simple in structure and convenient to use and maintain. A high-performance spray nozzle guarantees that soldering flux is sprayed uniformly and fully on soldered workpieces; the air knife system arranged on purpose guarantees that extra soldering flux sprayed on the soldered workpieces is blown away completely.
Description
Technical field
The utility model belongs to a kind of spray thrower of net belt type controlled atmospher continuous aluminum soldering oven production line in industrial heating furnace.
Background technology
Net belt type controlled atmospher (claiming again protective atmosphere) continuous brazing furnace is widely used in other heat treatments such as the soldering, annealing of the parts such as the stainless steel, carbon steel, brass, red copper, aluminium of the industries such as auto parts and components, electronics, air conditioner refrigerating, Aero-Space.
Spray thrower is a vitals in net belt type controlled atmospher continuous aluminum soldering oven production line, be mainly used in needing the car aluminum matter condenser of soldering, evaporimeter, the brazing flux spraying of the parts such as water tank and charge air cooler before soldering, need the position of soldering to be evenly coated with the soldering flux of soldering processes needs, to complete the desired operation of soldering processes of workpiece.
And current spray thrower exists following defect: 1, spray district is bigger than normal, safeguard that cleaning is inconvenient; 2, spray chamber inner structure is complicated, easily piles up brazing flux, need to manually enter internal washing and safeguard, can not single-nozzle be stopped up and be reported to the police, and can not conveniently adjust nozzle angle; 3, need people often to observe the liquid level of work barrel, while lacking, need the artificial brazing flux that adds; 4, automatically do not clean spray piping, easily cause the obstruction of pipeline; 5, the easy incrustation of air knife draught fan impeller, damages motor after causing blower fan to lose dynamic balancing; 6, the observation window in spray district is vertical stratification, and in spray process, pricker liquid easily overflows; While 7, spraying pricker, without the sensor of identification charge air cooler, cause so technologic confusion, be not need side spray when not being charge air cooler workpiece.
Utility model content
For the problems referred to above, the purpose of this utility model is to provide a kind of simple for structure, and working service is convenient, and high-performance nozzle is guaranteed the sufficient spray thrower uniformly of soldering work piece brazing flux spraying.
For achieving the above object, the utility model is by the following technical solutions: a kind of spray thrower, comprise spray chamber, the top spray system that spray chamber inside is provided with, the soldering feeding box connecting by brazing flux supply line with top spray system, the electro-motor of spray chamber one end, the transmission component II that electro-motor connects by chain, pass spray chamber bottom and be wrapped in the guipure connection for transmission assembly I in transmission component II, the transition wheel at guipure connection for transmission assembly I two ends and the directive wheel of bottom inside, and for the protection of the cover assembly of electro-motor, also comprise the tray supporter that spray chamber side is provided with, the steel platform that spray chamber top is provided with, steel platform lower end is bolted the air knife system being provided with, the side blowing system that spray chamber inner side is provided with and compressed air side-blown,
Described soldering feeding box is fixedly located on tray supporter, described side blowing system connects by brazing flux supply line with soldering feeding box, described air knife system extends in the inside of spray chamber through spray chamber body of wall, and air knife system is positioned at the rear end of side blowing system and top spray system; Described compressed air side-blown is positioned at the front end of side blowing system and top spray system;
Described spray chamber has air door by bolt-connection, on air door, by bolt-connection, has exhaust duct, and the exhaust duct other end is connected with exhaust blower;
On described tray supporter, be fixed with membrane pump, described membrane pump connects with spray chamber underrun brazing flux reclaim line.
Described spray chamber comprises the 1st top spray district, the 2nd side spray district, the 3rd air knife district, the 4th air knife district, described top spray system is located at the 1st top spray district, described side blowing system is located at the 2nd side spray district, described air knife system is located in the 3rd air knife district and the 4th air knife district, between the 1st described top spray district, the 2nd side spray district, the 3rd air knife district, the 4th air knife district, by curtain, separates.
Described air knife system comprises air knife system under the upper air knife system He San district that is located at feed end the 3rd air knife district, air knife system under air knife system He Si district in discharge end the 4th air knife district.
The top shape of described spray chamber is arch.
Observation window assembly I, observation window assembly II, observation window assembly III, air knife pressure detecting system are also installed on described spray chamber, described observation window assembly I, observation window assembly II, observation window assembly III be arranged on spray chamber top arcuate face side on, be 30 ° of the < of sloping inwardly, and be positioned at the top of top spray system nozzle.
Described tray supporter is installed with brazing flux mixer, and described brazing flux mixer is also connected to deionization system, and described brazing flux mixer connects by pipeline with soldering feeding box.
In described soldering feeding box, be provided with tuning-fork type liquid level gauge.
On described brazing flux supply line, be connected to deionized water system.
Employing honeycomb guipure in described guipure connection for transmission assembly I.
Optoelectronic switch is also installed on the sidewall of described spray chamber, and described optoelectronic switch is positioned at 200 millimeters of places, guipure connection for transmission assembly I top, and described optoelectronic switch is connected with side blowing system.
The utility model is taked above technical scheme, has the following advantages: simple for structure, working service is convenient.High-performance nozzle guarantees that the spraying of soldering work piece brazing flux is evenly sufficient; The air knife system of special apolegamy is guaranteed to blow off totally spraying unnecessary brazing flux on soldering work piece.Can by sensor, automatically identify the kind of spray workpiece, when being charge air cooler, can automatically open side blowing system, charge air cooler is carried out to side spray technique.
Accompanying drawing explanation
Fig. 1 is a kind of front view cutaway view of spray thrower;
Fig. 2 is the front view cutaway view of a kind of spray thrower and steel platform;
Fig. 3 is a kind of left TV structure schematic diagram of spray thrower;
Fig. 4 is a kind of figure cutaway view of bowing of spray thrower;
Fig. 5 is the top view cutaway view of a kind of spray thrower and steel platform.
In figure:
1, spray chamber; 2, air door; 3, air draft pipeline; 4, steel platform; 5, compressed air side-blown; 6, air knife pressure detecting system
System; 7, deionized water system; 8, top spray system; 9, side blowing system; 10, air knife system in 3rd district; 11, under 3rd district
Air knife system; 12, air knife system in 4th district; 13, air knife system under 4th district; 14, soldering feeding box; 15, tray supporter;
16, transition wheel; 17, guipure driving pulley assembly I; 18, directive wheel; 19, cover assembly; 20, observation window assembly I;
21, observation window assembly II; 22, observation window assembly III; 23, brazing flux mixer; 24, brazing flux supply line; 25, transmission
Assembly II; 26, brazing flux reclaim line.
The specific embodiment
Below in conjunction with drawings and Examples, further a kind of spray thrower is described in detail.
A kind of spray thrower as Figure 1-5, comprise spray chamber 1, the top spray system 8 that the top of spray chamber 1 inside and side are fixedly installed, side blowing system 9 and compressed air side-blown 5, the shower nozzle in top spray system 8, side blowing system 9, contracting air side-blown 5 adopts nozzle adjustable; The tray supporter 15 that spray chamber 1 side is provided with, brazing flux feeding box 14 and membrane pump that tray supporter 15 is provided with, the steel platform 4 that spray chamber 1 top is provided with, is fixed with air knife system and exhaust blower by screw on steel platform 4, and top spray system 8 and side blowing system 9 connect by brazing flux supply line 24; Membrane pump connects by brazing flux reclaim line 26 with the bottom of spray chamber 1, and remaining brazing flux is by outside membrane pump sucking-off spray chamber 1; Air knife system extends to its inside through spray chamber 1 wall, and be positioned at the rear end that air knife system is positioned at the top spray system 8 of side blowing system 9, compressed air side-blown 5 is positioned at the front end of side blowing system 9 and top spray system 8, on spray chamber 1, by bolt-connection, there is air door 2, on air door 2, by bolt-connection, have exhaust duct 3, exhaust duct 3 connects with exhaust blower.
Also comprise the electro-motor that power is provided; the transmission component II 25 that electro-motor connects by chain; be arranged on spray chamber 1 below and be wrapped in the guipure connection for transmission assembly I 17 in transmission component II 25; the transition wheel 16 at guipure connection for transmission assembly I 17 two ends and the directive wheel 18 of bottom; and for the protection of the cover assembly 19 of electro-motor; the normal operation that has optoelectronic switch detection guipure of installing on transmission component 25, system alarm during operation exception.
In a preferred embodiment, as shown in Fig. 2 and 5, spray chamber 1 comprises the 1st top spray district, the 2nd side spray district, the 3rd air knife district, the 4th air knife district, top spray system 8 is located at the 1st top spray district, side blowing system 8 is located at the 2nd side spray district, and air knife system is located in the 3rd air knife district and the 4th air knife district, between the 1st top spray district, the 2nd side spray district, the 3rd air knife district, the 4th air knife district, by curtain, separates, realize spray district and air knife district and work alone separately, do not interfere with each other.
Air knife system comprises air knife system 11 under upper air knife system 10He 3rd district that are located at feed end the 3rd air knife district, air knife system 13 under air knife system 12He 4th district in discharge end the 4th air knife district, spray chamber 1 bottom design has brazing flux backflow guide plate brazing flux well can be collected in to chamber body bottom minimizing brazing flux in the deposition of chamber body bottom, chamber body bottom design has Fork LIquid Level Switch, and brazing flux is detained when too much and can reports to the police; Every district has 24 volts of explosion-proof illuminating lamps to be convenient to maintenance, the inspection to equipment.
In a preferred embodiment, as shown in Figure 3, the top of spray chamber 1 is arch, the steam fog that can guarantee inner blowing formation is realized inner loop, for unnecessary spray washing machine top exhaust duct, by guard shield place, spray thrower front-end and back-end, taken away, dust, through discharging after dust separator separation in pipeline, is unlikely elegant to external contamination environment and infringement health.
In a preferred embodiment, as shown in Fig. 2 and 5, observation window assembly I 20 is also installed on spray chamber 1, observation window assembly II 21, observation window assembly III 22, air knife pressure detecting system 6, air knife pressure detecting system 6 can detect pressure system alarm when pressure does not meet job requirement in air knife pipeline in real time, described observation window assembly I 20, observation window assembly II 21, observation window assembly III 22 is positioned at the side of spray chamber 1 arcuate surface, be 30 ° of the < of sloping inwardly, and be positioned at the top of top spray system 8 nozzles, observation and the monitoring of convenient operation personnel to spray chamber (1) internal work situation and each district's air knife blast, viewing glass cleans as manual delay switch control, be positioned at observation window top, convenient operation.
In a preferred embodiment, as shown in Figure 3, be also provided with a brazing flux mixer 23 on tray supporter 15, soldering feeding box 14 is connected with brazing flux mixer 23 use pipelines, is also provided with tuning-fork type liquid level gauge in soldering feeding box 14.When work barrel is about to be finished, tuning-fork type liquid level gauge can change to off-state by conducting state, and low liquid level sensor sends signal to mixer, and the logical spray feed at once of batching is to work barrel.The high liquid level sensor of work barrel prevents the pumping that mixer is too much.
In a preferred embodiment, as shown in Figure 1, brazing flux supply line 24 also accesses deionized water system 7, when equipment stops, deionized water system 7 is opened, removing remains in the brazing flux of pipeline, avoids stopping up, and draught fan impeller cleans also and is comprised of system program and controlled fixed time cleaning by quick detach nozzle, magnetic valve.
In a preferred embodiment, as shown in Figure 2, the employing honeycomb guipure in guipure connection for transmission assembly I 17, meets under the prerequisite of effectively spraying, prevents that catching phenomenon and prevention small workpiece from dropping.
In a preferred embodiment, the optoelectronic switch being also provided with on the sidewall of spray chamber 1 described in optoelectronic switch is positioned at place, 200 millimeters of 17 tops of guipure connection for transmission assembly I, and described optoelectronic switch is connected with side blowing system 9.In spray pricker process, when workpiece is charge air cooler, can identify by the optoelectronic switch being arranged on spray thrower sidewall, because of the height (thickness) of charge air cooler higher than other workpiece, when charge air cooler is by optoelectronic switch like this, light beam is cut off, and sends the signal of telecommunication, open corresponding side spray valve, charge air cooler is carried out to brazing flux spraying.
In a preferred embodiment, top spray system 8, side blowing system 9 and return-flow system pipeline are all designed with twinfilter manual switchover at any time, be convenient to the cleaning of filter and the replacing of filter core does not affect the normal use of equipment when maintenance filter, and in pipeline, removable section is all that snap joint is easy to maintenance.
In above preferred version, described top spray system 8, side blowing system 9 are known parts of the art personnel that spray piping and shower nozzle form, described observation window assembly I 20, observation window assembly II 21, observation window assembly III 22 are known observation windows, described air knife system, deionized water system 7 are the known parts of the art personnel, described guipure driving pulley assembly I 17 adopts the known guipure of the art personnel, and driving pulley assembly II 25 adopts power transmission shaft well-known in the art; Therefore be not described in detail here.
More than exemplifying is only to illustrate of the present utility model, does not form the restriction to protection domain of the present utility model, within the every and same or analogous design of the utility model all belongs to protection domain of the present utility model.
Claims (10)
1. a spray thrower, comprise spray chamber (1), the top spray system (8) that spray chamber (1) inside is provided with, the soldering feeding box (14) connecting by brazing flux supply line (24) with top spray system (8), the electro-motor that spray chamber 1 one end is provided with, the transmission component II (25) that electro-motor connects by chain, pass spray chamber (1) bottom and be wrapped in the guipure connection for transmission assembly I (17) in transmission component II (25), the transition wheel (16) at guipure connection for transmission assembly I (17) two ends and the directive wheel (18) of bottom inside, and for the protection of the cover assembly (19) of electro-motor, it is characterized in that: also comprise the tray supporter (15) that spray chamber (1) side is provided with, the steel platform (4) that spray chamber (1) top is provided with, steel platform (4) lower end is bolted the air knife system being provided with, the side blowing system (9) that spray chamber (1) inner side is provided with and compressed air side-blown (5),
Described soldering feeding box (14) is fixedly located on tray supporter (15), described side blowing system (9) connects by brazing flux supply line (24) with soldering feeding box (14), described air knife system extends in the inside of spray chamber (1) through spray chamber (1) body of wall, and air knife system is positioned at the rear end of side blowing system (9) and top spray system (8); Described compressed air side-blown (5) is positioned at the front end of side blowing system (9) and top spray system (8);
Described spray chamber (1) has air door (2) by bolt-connection, and air door (2) is upper has exhaust duct (3) by bolt-connection, and exhaust duct (3) other end is connected with exhaust blower;
Described tray supporter is fixed with membrane pump on (15), and described membrane pump connects with spray chamber (1) underrun brazing flux reclaim line (26).
2. a kind of spray thrower according to claim 1, it is characterized in that: described spray chamber (1) comprises the 1st top spray district, the 2nd side spray district, the 3rd air knife district, the 4th air knife district, described top spray system (8) is located at the 1st top spray district, described side blowing system (8) is located at the 2nd side spray district, described air knife system is located in the 3rd air knife district and the 4th air knife district, between the 1st described top spray district, the 2nd side spray district, the 3rd air knife district, the 4th air knife district, by curtain, separates.
3. a kind of spray thrower according to claim 2, it is characterized in that: described air knife system comprises air knife system (11) under upper air knife system (10) the He San district that is located at feed end the 3rd air knife district air knife system (13) under air knife system (12) He Si district in discharge end the 4th air knife district.
4. a kind of spray thrower according to claim 1, is characterized in that: the top shape of described spray chamber (1) is arch.
5. according to a kind of spray thrower described in claim 1 or 3, it is characterized in that: observation window assembly I (20), observation window assembly II (21), observation window assembly III (22), air knife pressure detecting system (6) are also installed on described spray chamber (1), described observation window assembly I (20), observation window assembly II (21), observation window assembly III (22) be arranged on spray chamber (1) top arcuate face side on, be 30 ° of the < of sloping inwardly, and be positioned at the top of top spray system (8) nozzle.
6. a kind of spray thrower according to claim 1, it is characterized in that: described tray supporter (15) is installed with brazing flux mixer (23), described brazing flux mixer (23) is also connected to deionization system (7), and described brazing flux mixer (23) connects by pipeline with soldering feeding box (14).
7. a kind of spray thrower according to claim 5, is characterized in that: in described soldering feeding box (14), be provided with tuning-fork type liquid level gauge.
8. a kind of spray thrower according to claim 1, is characterized in that: on described brazing flux supply line (24), be connected to deionized water system (7).
9. a kind of spray thrower according to claim 1, is characterized in that: the employing honeycomb guipure in described guipure connection for transmission assembly I (17).
10. a kind of spray thrower according to claim 1, it is characterized in that: on the sidewall of described spray chamber (1), optoelectronic switch is also installed, described optoelectronic switch is positioned at 200 millimeters of places, guipure connection for transmission assembly I (17) top, and described optoelectronic switch is connected with side blowing system (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420128024.0U CN203751477U (en) | 2014-03-20 | 2014-03-20 | Spraying machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420128024.0U CN203751477U (en) | 2014-03-20 | 2014-03-20 | Spraying machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203751477U true CN203751477U (en) | 2014-08-06 |
Family
ID=51246788
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420128024.0U Expired - Lifetime CN203751477U (en) | 2014-03-20 | 2014-03-20 | Spraying machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203751477U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108746920A (en) * | 2018-07-27 | 2018-11-06 | 苏州工业园区久禾工业炉有限公司 | A kind of brazing flux apparatus for coating |
| CN111203608A (en) * | 2020-04-17 | 2020-05-29 | 山东中茂散热器有限公司 | Radiator brazing device with roller type conveying mechanism |
| CN112705812A (en) * | 2020-12-10 | 2021-04-27 | 盐城联泰机械有限责任公司 | Brazing flux spraying mechanism of aluminum welding type radiator |
| CN116921802A (en) * | 2023-07-27 | 2023-10-24 | 湖北秀山智能科技有限公司 | Automatic spraying device for brazing of automobile radiator |
-
2014
- 2014-03-20 CN CN201420128024.0U patent/CN203751477U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108746920A (en) * | 2018-07-27 | 2018-11-06 | 苏州工业园区久禾工业炉有限公司 | A kind of brazing flux apparatus for coating |
| CN111203608A (en) * | 2020-04-17 | 2020-05-29 | 山东中茂散热器有限公司 | Radiator brazing device with roller type conveying mechanism |
| CN112705812A (en) * | 2020-12-10 | 2021-04-27 | 盐城联泰机械有限责任公司 | Brazing flux spraying mechanism of aluminum welding type radiator |
| CN116921802A (en) * | 2023-07-27 | 2023-10-24 | 湖北秀山智能科技有限公司 | Automatic spraying device for brazing of automobile radiator |
| CN116921802B (en) * | 2023-07-27 | 2024-03-15 | 湖北秀山智能科技有限公司 | Automatic spraying device for brazing of automobile radiator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140806 |