CN104400176B - Fire grate component for automatic flame brazing equipment - Google Patents
Fire grate component for automatic flame brazing equipment Download PDFInfo
- Publication number
- CN104400176B CN104400176B CN201410686755.1A CN201410686755A CN104400176B CN 104400176 B CN104400176 B CN 104400176B CN 201410686755 A CN201410686755 A CN 201410686755A CN 104400176 B CN104400176 B CN 104400176B
- Authority
- CN
- China
- Prior art keywords
- fire row
- plate
- control system
- fire grate
- jet pipe
- 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.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/04—Heating appliances
- B23K3/043—Flame-heated appliances
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/08—Auxiliary devices therefor
- B23K3/082—Flux dispensers; Apparatus for applying flux
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Supports For Pipes And Cables (AREA)
Abstract
The invention relates to a fire grate component for automatic flame brazing equipment. The fire grate component for the automatic flame brazing equipment comprises a control system, a fire grate mechanism and a fire grate mechanism mounting frame, the fire grate mechanism is arranged on the fire grate mechanism mounting frame, the control system is connected with the fire grate mechanism, and the control system comprises an electric control system and a pneumatic control system. The fire grate component for the automatic flame brazing equipment is mainly used for a fixed-point welding machine to change the traditional one-stream welding mode, and moreover, fire grate spray pipes can be regulated to the best positions according to the performance of a product so as to realize the best welding effect. According to the fire grate component for the automatic flame brazing equipment, soldering flux spray pipes are arranged below the fire grate spray pipes to avoid the oxidization of a welded surface, and moreover, the soldering flux spray pipes and fire grate spray pipes are divided into several groups, each group of fire grate spray pipe and soldering flux spray pipe is connected with the corresponding pneumatic controller, the fire grate spray pipe or soldering flux spray pipe opening or closing number can be selected randomly according to the performance of the product, and accordingly the raw material waste is avoided.
Description
Technical field
The present invention relates to a kind of fire row assembly for Automaticflame Brazing equipment, it is applied to Automaticflame Brazing equipment
In.
Background technology
During the u-shaped tube welding process of heat exchanger, the most of welding using pipeline system of current bonding machine
Mode, will need the product welding to be placed on streamline, product moves with streamline always, when product moves to welding machine
Welding region when, welded piece in the middle of the fire row " stream " is crossed and is completed to weld the production it is adaptable to " in a large number less batch ", and for
The production of " big batch on a small quantity " then lacks flexibility.The automation that such welding machine is difficult to upstream and downstream production equipment connects, operation
Personnel are more.And the position of fire row jet pipe is fixing in such welding manner welding process, workpiece is from fire row front end " stream "
To during fire row end, the temperature of welding region is in that heterogeneous state is distributed, and easily causes weld defect.Such streamline at present
The single poor welding spots rate of formula flame welding machine reaches 100ppm, and one integral piece fraction defective is in 2000～3000ppm.
Therefore, this area is badly in need of changing the welding manner of this kind of simple pipeline system, and the present invention thus produces.
Content of the invention
For the above-mentioned technical problem of prior art, it is an object of the invention to provide a kind of be used for Automaticflame Brazing equipment
Fire row assembly, change the welding manner of the simple pipeline system of tradition, and in the welding process of product, the position of fire row jet pipe
Put point preheating and two sections of welding corresponds to the diverse location of u-shaped pipe on heat exchanger respectively, realize the optimum efficiency of welding.
For reaching above-mentioned purpose, the present invention is achieved by the following technical solutions:
A kind of fire row assembly for Automaticflame Brazing equipment, including control system, fire row mechanism and fire row mechanism peace
Shelve, described fire row mechanism is arranged on fire row mechanism installing rack, and described control system is connected with fire row mechanism, and control system
System includes automatically controlled control system and gas control control system.
Described fire row mechanism includes fire row installing plate, and described fire row installing plate is arranged on fire row mechanism installing rack,
Ride clamp and fire row backing plate are provided with described fire row installing plate, described clamp of riding are connected with several fire row jet pipes,
Described fire row jet pipe is located at the lower section of fire row backing plate；Described gas control control system includes several gas control controllers, described
Fire row jet pipe is divided into some groups, and each group of fire row jet pipe is all connected with corresponding gas control controller.
Fluxing agent house steward is installed in the lower section of described clamp of riding, and described scaling powder house steward is connected with several scaling powders
Jet pipe, described scaling powder jet pipe is divided into some groups, and each group of scaling powder jet pipe is all connected with corresponding gas control controller.
Described fire row mechanism installing rack adjusts base plate before and after including, and is provided with buffer below the described base plate of adjustment in front and back
Mounting seat and flange oilless bushing, described buffer mounting stand is provided with buffer, and described flange oilless bushing is provided with
First ball screw, described first ball screw is connected with the first servomotor；In described flange oilless bushing, t type is installed
Screw mandrel, described t type screw mandrel one end is provided with the first inclined seat, and the other end of t type screw mandrel is provided with t type screw rod fixing plate, described
Inclination connecting plate is connected with the first inclined seat, described inclination connecting plate is connected with inclination intermediate plate, described inclination intermediate plate
On be connected with the second inclined seat, described the first inclined seat, tilt connecting plate, tilt all logical between intermediate plate and the second inclined seat
Cross rotating dog to connect；Second ball screw, one end position of described second ball screw are installed in described t type screw rod fixing plate
In flange oilless bushing, the other end of the second ball screw is connected with the second servomotor, the first described servomotor and
Second servomotor is all connected with automatically controlled control system, described second ball screw is set with middle transition plate, shaft coupling and
Second servomotor installing plate, described middle transition plate is located at the rear of t type screw rod fixing plate, and described shaft coupling is located at t type silk
Between bar fixed plate and the second servomotor installing plate；Before and after described, the side of adjustment base plate is provided with wobble servo motor and installs
Seat, described wobble servo motor mount is provided with wobble servo motor, and the output shaft of described wobble servo motor is installed
There is cam chair, described cam chair is provided with swing connecting plate.
Described automatically controlled control system includes the electric cabinet being arranged on electric cabinet installing rack, described gas control control system
Including the Pneumatic controlled box being arranged on Pneumatic controlled box installing rack.
Beneficial effects of the present invention are as follows:
The present invention is used for the fire row assembly of Automaticflame Brazing equipment, is mainly used in Automaticflame Brazing equipment, changes
The welding manner of traditional simple pipeline system, and in the welding process of product, the position of fire row jet pipe is divided preheating and is welded
Two sections of diverse locations corresponding to u-shaped pipe on heat exchanger respectively, realize the optimum efficiency of welding.
The present invention installs fluxing agent jet pipe in the lower section of fire row jet pipe, it is to avoid the oxidation of solder side, and scaling powder spray
Pipe and fire row jet pipe are divided into some groups, and each group of fire row jet pipe and scaling powder jet pipe are all connected with corresponding gas control controller,
Can be automatically selected according to the performance of product itself and be turned on and off arbitrarily several groups of fire row jet pipes or scaling powder jet pipe, it is to avoid be former
The waste of material.
The fire row jet pipe of the present invention can be swung by swinging connector by a small margin in welding, overcomes because of fire row
The uneven phenomenon of heat distribution that flame spot distribution in jet pipe causes so that fire row jet pipe Flame is in cloth-like is distributed, temperature
Degree is evenly.
Brief description
Fig. 1 and Fig. 2 is the structural representation of the present invention；
Wherein, 1 be fire row installing plate, 2 be ride clamp, 3 be fire row backing plate, 4 be fire row jet pipe, 5 be scaling powder house steward,
6 is scaling powder jet pipe, 7 is adjustment base plate in front and back, 8 is buffer mounting stand, 9 is flange oilless bushing, 10 is buffer, 11 are
First servomotor, 12 be t type screw mandrel, 13 be the first inclined seat, 14 be t type screw rod fixing plate, 15 be to tilt connecting plate, 16 be
Tilt intermediate plate, 17 be the second inclined seat, 18 be rotating dog, 19 be the second ball screw, 20 be second servomotor, 21 be
Between rebound, 22 be shaft coupling, 23 be the second servomotor installing plate, 24 be wobble servo motor mount, 25 watch for swing
Take motor, 26 be cam chair, 27 be swing connecting plate.
Specific embodiment
With reference to specific embodiment, the present invention is further illustrated, but protection scope of the present invention is not limited to
This.
As depicted in figs. 1 and 2, the present invention is used for the fire row assembly of Automaticflame Brazing equipment, including control system, fire row
Mechanism and fire row mechanism installing rack, fire row mechanism is arranged on fire row mechanism installing rack, and control system is connected with fire row mechanism, and
Control system includes automatically controlled control system and gas control control system.
Fire row mechanism in the present invention includes fire row installing plate 1, and fire row installing plate 1 is arranged on fire row mechanism installing rack,
Ride clamp 2 and fire row backing plate 3 are provided with fire row installing plate 1, clamp 2 of riding is connected with several fire row jet pipes 4, fire row
Jet pipe 4 is located at the lower section of fire row backing plate 3；Gas control control system includes several gas control controllers, and fire row jet pipe 4 is divided into some
Group, each group of fire row jet pipe 4 is all connected with corresponding gas control controller.Can be according to the actual width of product in welding process
Automatically select and open corresponding gas control controller, it is to avoid because of the empty wastage of material burnt phenomenon and cause.
For preventing the product oxidation after welding, the lower section of the clamp 2 of riding in the present invention is installed fluxing agent house steward 5, is helped
Several scaling powder jet pipes 6 are connected with solder flux house steward 5, scaling powder jet pipe 6 is divided into some groups, each group of scaling powder jet pipe 6 is equal
Connect with corresponding gas control controller.During work, corresponding gas control controller can be opened as needed, you can produce corresponding
Spray scaling powder on product, effectively prevent the oxidation on welding product surface.
Fire row mechanism installing rack in the present invention adjusts base plate 7 before and after including, and is provided with buffering in front and back below adjustment base plate 7
Device mounting seat 8 and flange oilless bushing 9, buffer mounting stand 8 are provided with buffer 10, flange oilless bushing 9 are provided with
First ball screw (does not identify in accompanying drawing of the present invention), and the first ball screw is connected with the first servomotor 11, starts first and watches
Taking motor 11 can be according to the longitudinal separation of the thickness accurate adjustment fire row mechanism of product；T type is installed in flange oilless bushing 9
Screw mandrel 12, t type screw mandrel 12 one end is provided with the first inclined seat 13, and the other end of t type screw mandrel 12 is provided with t type screw rod fixing plate
14, the first inclined seat 13 is connected with inclination connecting plate 15, tilts to be connected with inclination intermediate plate 16 on connecting plate 15, tilt middle
Second inclined seat 17, the first inclined seat 13, inclination connecting plate 15, inclination intermediate plate 16 and the second inclined seat 17 are connected with plate 16
Between all connected by rotating dog 18；Second ball screw 19 is installed in t type screw rod fixing plate 14, the second ball screw 19
One end is located in flange oilless bushing 9, and the other end of the second ball screw 19 is connected with the second servomotor 20, the first servo electricity
Machine 11 and the second servomotor 20 are all connected with automatically controlled control system, start the second servomotor 20, tilt connecting plate 15 the
Up-down adjustment under the drive of two ball screws 19, thus drive fire row mechanism to do more accurate up-down adjustment.Second ball wire
Middle transition plate 21, shaft coupling 22 and the second servomotor installing plate 23 are set with bar 19, middle transition plate 21 is located at t type silk
The rear of bar fixed plate 14, shaft coupling 22 is located between t type screw rod fixing plate 14 and the second servomotor installing plate 23.
Welding during because fire row jet pipe Flame length inconsistent, easily cause welding uneven, this
The bright side adjusting base plate 7 in front and back is provided with wobble servo motor mount 24, and wobble servo motor mount 24 is installed
There is wobble servo motor 25, the output shaft of wobble servo motor 25 is provided with cam chair 26, cam chair 26 is provided with swing
Connecting plate 27, operationally drives and slightly swings about fire row jet pipe, make welding uniform.
Automatically controlled control system in the present invention includes the electric cabinet being arranged on electric cabinet installing rack, gas control control system bag
Include the Pneumatic controlled box being arranged on Pneumatic controlled box installing rack.The concrete structure of the electric cabinet in the present invention and Pneumatic controlled box, connected mode and
Its control mode is the known property general knowledge of this area, does not repeat herein.
The present invention, when using, is arranged on Automaticflame Brazing equipment, and a bonding machine is provided with two sets of present invention
Fire row device assembly, by fixing for welding product on the table, fire row device group is regulated by the lowering or hoisting gear of bonding machine
The height of part, then adjusts the distance between Liang Ge fire row mechanism by the first servomotor 11.By adjusting the second servo
Motor 20 adjusts the height of fire row jet pipe 4, first fire row jet pipe 4 is directed at the top of product so as to after being heated evenly again during welding
Fire row jet pipe 4 is displaced downwardly to weld welded.
The present invention is used for the fire row assembly of Automaticflame Brazing equipment, is mainly used in pinpointing in bonding machine, so that fixed point is welded
Machine changes the welding manner of transmission " stream ", and can be adjusted to most preferably fire row jet pipe 4 according to the self performance of product
Position, realizes the optimum efficiency of welding.
The present invention installs fluxing agent jet pipe 6 in the lower section of fire row jet pipe 4, it is to avoid the oxidation of solder side, and scaling powder
Jet pipe 6 and fire row jet pipe 4 are divided into some groups, each group of fire row jet pipe 4 and scaling powder jet pipe 6 all with corresponding gas control controller
Connect, can select be turned on and off which group fire row jet pipe 4 or scaling powder jet pipe 6 according to the performance of product itself, realize fire
The segmentation of row is opened, it is to avoid the waste of raw material.
The fire row jet pipe 4 of the present invention can be swung by swinging connector by a small margin in welding, overcomes because of fire
Row jet pipe 4 in flame spot distribution defect so that the heat distribution of heating region evenly.
The parts such as the bonding machine that is related in the present embodiment, lowering or hoisting gear are not present invention content to be protected, herein not
Repeat.
Above-described embodiment is only used for illustrating the inventive concept of the present invention, rather than the restriction to rights protection of the present invention,
All changes that using this design, the present invention is carried out with unsubstantiality, all should fall into protection scope of the present invention.
Claims (4)
1. a kind of fire row assembly for Automaticflame Brazing equipment it is characterised in that: include control system, fire row mechanism and fire
Row mechanism installing rack, described fire row mechanism is arranged on fire row mechanism installing rack, and described control system is connected with fire row mechanism,
And control system includes automatically controlled control system and gas control control system；
Described fire row mechanism includes fire row installing plate, and described fire row installing plate is provided with clamp of riding, described clamp of riding
Lower section fluxing agent house steward is installed, described scaling powder house steward is connected with several scaling powder jet pipes, described scaling powder spray
Pipe is divided into some groups, and each group of scaling powder jet pipe is all connected with corresponding gas control controller.
2. be used for as claimed in claim 1 the fire row assembly of Automaticflame Brazing equipment it is characterised in that: described fire row is installed
Plate is arranged on fire row mechanism installing rack, described fire row installing plate is provided with fire row backing plate, described clamp of riding is connected with
Several fire row jet pipes, described fire row jet pipe is located at the lower section of fire row backing plate；Described gas control control system includes several gas
Control controller, described fire row jet pipe is divided into some groups, and each group of fire row jet pipe is all connected with corresponding gas control controller.
3. be used for as claimed in claim 2 the fire row assembly of Automaticflame Brazing equipment it is characterised in that: described fire row mechanism
Installing rack adjusts base plate before and after including, and is provided with buffer mounting stand and flange oilless bushing below the described base plate of adjustment in front and back,
On described buffer mounting stand, buffer is installed, described flange oilless bushing is provided with the first ball screw, described first
Ball screw is connected with the first servomotor；T type screw mandrel, described t type screw mandrel one end are installed in described flange oilless bushing
First inclined seat is installed, the other end of t type screw mandrel is provided with t type screw rod fixing plate, described first inclined seat is connected with and inclines
Inclined connection plate, described inclination connecting plate is connected with inclination intermediate plate, described inclination intermediate plate is connected with the second inclined seat, institute
All by rotating pin connection between the first inclined seat, inclination connecting plate, inclination intermediate plate and the second inclined seat stated；Described t
Second ball screw is installed in type screw rod fixing plate, one end of described second ball screw is located in flange oilless bushing, the
The other end of two ball screws is connected with the second servomotor, the first described servomotor and the second servomotor all with automatically controlled
Control system connects, and described second ball screw is set with middle transition plate, shaft coupling and the second servomotor installing plate, institute
State the rear that middle transition plate is located at t type screw rod fixing plate, described shaft coupling is located at t type screw rod fixing plate and the second servomotor
Between installing plate；Before and after described, the side of adjustment base plate is provided with wobble servo motor mount, described wobble servo motor peace
On dress seat, wobble servo motor is installed, the output shaft of described wobble servo motor is provided with cam chair, on described cam chair
Swing connecting plate is installed.
4. be used for as claimed in claim 1 the fire row assembly of Automaticflame Brazing equipment it is characterised in that: described automatically controlled control
System includes the electric cabinet being arranged on electric cabinet installing rack, and described gas control control system includes being arranged on Pneumatic controlled box installing rack
On Pneumatic controlled box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410686755.1A CN104400176B (en) | 2014-11-25 | 2014-11-25 | Fire grate component for automatic flame brazing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410686755.1A CN104400176B (en) | 2014-11-25 | 2014-11-25 | Fire grate component for automatic flame brazing equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104400176A CN104400176A (en) | 2015-03-11 |
| CN104400176B true CN104400176B (en) | 2017-01-25 |
Family
ID=52637876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410686755.1A Active CN104400176B (en) | 2014-11-25 | 2014-11-25 | Fire grate component for automatic flame brazing equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104400176B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4256252A (en) * | 1979-02-26 | 1981-03-17 | Thermatool Corp. | Soldering apparatus |
| JP2003039164A (en) * | 2001-07-27 | 2003-02-12 | Hitachi Ltd | Automatic brazing method and device for heat exchanger |
| CN102361710A (en) * | 2009-01-23 | 2012-02-22 | 古德曼全球股份有限公司 | Method and system for manufacturing aluminum tube and fin heat exchanger using open flame brazing, and produced thereby |
| US8205784B1 (en) * | 2011-04-29 | 2012-06-26 | Trane International Inc. | Systems and methods for joining metal |
| CN103269819A (en) * | 2010-12-21 | 2013-08-28 | 开利公司 | Automated brazing system with first and second set of burners |
| CN204277167U (en) * | 2014-11-25 | 2015-04-22 | 嵊州新锐大进焊接设备有限公司 | A kind of fire row assembly for Automaticflame Brazing equipment |
-
2014
- 2014-11-25 CN CN201410686755.1A patent/CN104400176B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4256252A (en) * | 1979-02-26 | 1981-03-17 | Thermatool Corp. | Soldering apparatus |
| JP2003039164A (en) * | 2001-07-27 | 2003-02-12 | Hitachi Ltd | Automatic brazing method and device for heat exchanger |
| CN102361710A (en) * | 2009-01-23 | 2012-02-22 | 古德曼全球股份有限公司 | Method and system for manufacturing aluminum tube and fin heat exchanger using open flame brazing, and produced thereby |
| CN103269819A (en) * | 2010-12-21 | 2013-08-28 | 开利公司 | Automated brazing system with first and second set of burners |
| US8205784B1 (en) * | 2011-04-29 | 2012-06-26 | Trane International Inc. | Systems and methods for joining metal |
| CN204277167U (en) * | 2014-11-25 | 2015-04-22 | 嵊州新锐大进焊接设备有限公司 | A kind of fire row assembly for Automaticflame Brazing equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104400176A (en) | 2015-03-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107617801B (en) | High-frequency welding mechanism and method for wire feeder | |
| CN105171203B (en) | Evaporator fin body automatic argon arc welder | |
| CN107293450B (en) | A kind of full-automatic welding equipment line of linear low-pressure plastic shell circuit breaker electromagnetic assembly | |
| CN207239351U (en) | A kind of automatic tin solder | |
| CN206216068U (en) | Circular arc welding equipment | |
| CN103418878A (en) | Automatic copper-welding equipment of stop valve of air conditioner | |
| CN107309379B (en) | Platform type looping and butt welding integrated machine | |
| CN105689863A (en) | Novel automatic guide wire welding device | |
| CN104400176B (en) | Fire grate component for automatic flame brazing equipment | |
| CN204277167U (en) | A kind of fire row assembly for Automaticflame Brazing equipment | |
| CN106141370A (en) | Crushing shaft tool rest Multifunctional spot-welding machine device people | |
| CN104384651B (en) | Welding heat-exchanger workpiece pinpoints fire row swing type Automaticflame Brazing equipment | |
| CN204277152U (en) | Welding heat-exchanger workpiece fixed point fire row swing type Automaticflame Brazing equipment | |
| CN204277153U (en) | A kind of fire row mechanism installing rack for Automaticflame Brazing equipment | |
| CN105344970B (en) | Cast servo-controlled automatic to soup system | |
| CN103706935A (en) | Automatic wire feeding welding system of starter armature and method for manufacturing the starter armature | |
| CN105583556B (en) | Platform U.S. chain automatic welding machine | |
| CN208357966U (en) | A kind of flow channel type automatic tin welding machine | |
| CN107553026A (en) | A kind of double-pendulum arms simulate human weld's device | |
| CN204524478U (en) | A kind of upper shell of compressor blast pipe welder | |
| CN105274464A (en) | Wire core wire tinning device and method | |
| CN206764084U (en) | A kind of stainless steel tube and brass mounted high frequency brazing special plane | |
| CN205464735U (en) | Oxygen rifle shower nozzle copper steel automatic weld equipment | |
| CN104827232A (en) | Welding rotating table and argon arc welding system | |
| CN105215503B (en) | A kind of fully automatic wire feeding flame device |
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 | ||
| CP03 | Change of name, title or address |
Address after: 312000 No.199 Jingfa Road, Shengzhou Economic Development Zone, Shaoxing City, Zhejiang Province Patentee after: Shaoxing Xinrui Dajin welding equipment Co.,Ltd. Address before: 312000 Zhejiang city of Shaoxing province Shengzhou City Town Industrial Zone Patentee before: DAISHIN XINRUI BRAZING EQUIPMENT Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A fire exhaust assembly for automatic flame brazing equipment Effective date of registration: 20210917 Granted publication date: 20170125 Pledgee: Zhejiang Shengzhou Rural Commercial Bank Co.,Ltd. Sanjie sub branch Pledgor: Shaoxing Xinrui Dajin welding equipment Co.,Ltd. Registration number: Y2021330001653 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |