CN114029262B - Cleaning device for welding wire production - Google Patents
Cleaning device for welding wire production Download PDFInfo
- Publication number
- CN114029262B CN114029262B CN202210012008.4A CN202210012008A CN114029262B CN 114029262 B CN114029262 B CN 114029262B CN 202210012008 A CN202210012008 A CN 202210012008A CN 114029262 B CN114029262 B CN 114029262B
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- rotating shaft
- welding wire
- cleaning device
- roller
- winding roller
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- 238000004140 cleaning Methods 0.000 title claims abstract description 65
- 238000003466 welding Methods 0.000 title claims abstract description 55
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 23
- 238000004804 winding Methods 0.000 claims abstract description 51
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 29
- 239000013013 elastic material Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000001680 brushing effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/12—Brushes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/20—Cleaning of moving articles, e.g. of moving webs or of objects on a conveyor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/041—Cleaning travelling work
Landscapes
- Cleaning In General (AREA)
Abstract
The invention relates to the technical field of welding wire processing, and discloses a cleaning device for welding wire production, which comprises a water tank, wherein support frames are arranged on the left side and the right side of the upper end of the water tank, a first fixing plate is arranged in the middle of the upper end of each support frame, one end, close to the center of the device, of each first fixing plate is connected with a guide rod in a sliding mode, a second fixing plate is arranged at the lower end of each guide rod, the middle of the second fixing plate on the left side is rotatably connected with the left side of a third rotating shaft, a first winding roller is arranged in the middle of the third rotating shaft, the upper portion of the second fixing plate on the right side is rotatably connected with the right side of a fourth rotating shaft, a second winding roller is arranged in the middle of the fourth rotating shaft, limiting grooves with opposite rotation directions are arranged on the first winding roller and the second winding roller, a first gear is arranged at the right end of the third rotating shaft, the first gear is meshed with the second gear, and the second gear is fixedly connected with the fourth rotating shaft. The cleaning device for welding wire production is suitable for the cleaning device for welding wire production, the automation degree of the whole device is high, continuous manual operation is not needed, and the cleaning efficiency is improved.
Description
Technical Field
The invention relates to the technical field of welding wire processing, in particular to a cleaning device for welding wire production.
Background
The steel yield of China is increased year by year, and accounts for about half of the global steel quantity, and 40-45% of the steel quantity is processed in a welding mode. Therefore, our country is also becoming a country with high yield and demand of welding materials.
The welding wire cleaning device has the advantages that the welding wire is required to be cleaned to a certain extent in the production process, most of the existing welding wire cleaning devices are cleaned by workers through water, the efficiency is low, the surfaces of the welding wires are not easy to be thoroughly treated, and the residual amount of stains is high.
Disclosure of Invention
The invention provides a cleaning device for welding wire production, which solves the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a cleaning device for welding wire production comprises a water tank, wherein support frames are arranged on the left side and the right side of the upper end of the water tank, a first fixing plate is arranged in the middle of the upper end of each support frame, one end of the first fixing plate, which is close to the center of the device, is slidably connected with a guide rod, a second fixing plate is arranged at the lower end of the guide rod, the left side of the middle of the second fixing plate is rotatably connected with the left side of a third rotating shaft, a first winding roller is arranged in the middle of the third rotating shaft, the right side of the upper portion of the second fixing plate is rotatably connected with the right side of a fourth rotating shaft, a second winding roller is arranged in the middle of the fourth rotating shaft, limiting grooves with opposite rotating directions are formed in the first winding roller and the second winding roller, a first gear is arranged at the right end of the third rotating shaft, the first gear is meshed with the second gear, the second gear is fixedly connected with the fourth rotating shaft, and the right end of the third rotating shaft and the left end of the fourth rotating shaft are rotatably connected with the third fixing plate, the lower extreme of third fixed plate is equipped with the switching-over roller, be equipped with on the switching-over roller with the right side the spacing groove revolves to the same switching-over groove, the left end of third pivot is equipped with from the driving wheel, the bottom of water tank is rotated and is connected first pivot, the left end of first pivot be equipped with from driving wheel complex drive wheel.
As a preferable technical scheme of the invention, a supporting plate is arranged at the upper part of the first fixing plate, the upper end of the supporting plate is rotatably connected with a second rotating shaft, one end of the second rotating shaft, which is close to the center of the device, is fixedly connected with a crank, the middle part of the crank is rotatably connected with the upper end of a supporting rod, the lower end of the supporting rod is rotatably connected with the middle part of a top plate, and two ends of the top plate are fixedly connected with the upper ends of guide rods.
As a preferable technical solution of the present invention, a first cleaning roller engaged with the first winding roller is provided on the left side of the first rotating shaft, and a second cleaning roller engaged with the second winding roller is provided on the right side of the first rotating shaft.
In a preferred embodiment of the present invention, the first cleaning roller and the second cleaning roller are provided with bristles on the outer portions thereof.
In a preferred embodiment of the present invention, the first cleaning roller has a smaller diameter than the second cleaning roller.
As a preferable technical scheme of the invention, the driving wheel and the driven wheel are both made of elastic materials.
As a preferred technical scheme of the invention, the middle parts of the left side and the right side of the water tank are provided with fixed seats, and the fixed seats are rotatably connected with the guide rollers.
As a preferable technical scheme of the invention, the bottom of the right side wall of the water tank is provided with a drain pipe.
As a preferable technical scheme of the invention, the bottom of the right side wall of the water tank is provided with a drain pipe.
The invention has the following advantages:
the cleaning device for welding wire production is suitable for cleaning the welding wire, the first winding roller and the second winding roller with the limiting grooves with opposite rotation directions are arranged, so that the welding wire moves spirally from left to right, the contact area between the welding wire and the bristles is increased, the cleaning effect is improved, the left part and the right part of the welding wire are exposed to the outside and are in contact with the bristles, the cleaning dead angle is avoided, the automation degree of the whole device is high, manual continuous operation is not needed, and the cleaning efficiency is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of a cleaning apparatus for producing a welding wire.
Fig. 2 is a front view of a cleaning device for welding wire production.
FIG. 3 is a schematic view showing the inside of a water tank of a cleaning apparatus for producing a welding wire.
Fig. 4 is a front view of fig. 3.
FIG. 5 is a schematic view showing the structure of a crank in the cleaning apparatus for producing welding wire.
Fig. 6 is a left side view of fig. 5.
FIG. 7 is a schematic view showing a structure in which a first winding roller and a second winding roller are engaged in a cleaning apparatus for producing welding wire.
Fig. 8 is a front view of fig. 7.
In the figure: 1. a water tank; 2. a drain pipe; 3. a support frame; 4. a fixed seat; 5. a guide roller; 6. a first fixing plate; 7. a support plate; 8. a guide bar; 9. a top plate; 10. a drive motor; 11. a first bevel gear; 12. a first rotating shaft; 13. a second bevel gear; 14. a drive wheel; 15. a first cleaning roller; 16. brushing; 17. a second cleaning roller; 18. a second rotating shaft; 19. a crank; 20. a support bar; 21. a second fixing plate; 22. a driven wheel; 23. a third rotating shaft; 24. a first winding roller; 25. a limiting groove; 26. a fourth rotating shaft; 27. a second winding roller; 28. a second gear; 29. a first gear; 30. a third fixing plate; 31. a reversing roller; 32. and a reversing groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In one embodiment, please refer to fig. 1-8, a cleaning device for welding wire production comprises a water tank 1, a drain pipe 2 is disposed at the bottom of the right sidewall of the water tank 1, a throttle valve is disposed inside the drain pipe 2, the on and off of the drain pipe 2 can be controlled by the throttle valve, waste water inside the water tank 1 can be discharged through the drain pipe 2, support frames 3 are disposed on the left and right sides of the upper end of the water tank 1, the support frames 3 are U-shaped, the opening of the support frames 3 is downward, the lower ends of the support frames 3 are respectively fixedly connected to the front and rear sides of the water tank 1, a first fixing plate 6 is disposed in the middle of the upper end of the support frames 3, one end of the first fixing plate 6 close to the center of the device is slidably connected to a guide rod 8, a second fixing plate 21 is disposed at the lower end of the guide rod 8, the middle of the second fixing plate 21 on the left side is rotatably connected to the left side of a third rotating shaft 23, a first winding roller 24 is disposed in the middle of the third rotating shaft 23, right side the right side of connecting fourth pivot 26 is rotated on the upper portion of second fixed plate 21, and the middle part of fourth pivot 26 is equipped with second winding roller 27, is equipped with on first winding roller 24 and the second winding roller 27 and revolves to opposite spacing groove 25, the right-hand member of third pivot 23 is equipped with first gear 29, and second gear 28 is connected in the meshing of first gear 29, second gear 28 fixed connection fourth pivot 26, the right-hand member of third pivot 23 and the left end of fourth pivot 26 are all rotated and are connected third fixed plate 30, and the lower extreme of third fixed plate 30 is equipped with reversing roller 31, is equipped with on reversing roller 31 with the right side spacing groove 25 revolves to the same reversing groove 32, the left end of third pivot 23 is equipped with from driving wheel 22, the bottom of water tank 1 is rotated and is connected first pivot 12, and the left end of first pivot 12 is equipped with and follows driving wheel 22 complex drive wheel 14.
In one aspect of this embodiment, the upper portion of the first fixing plate 6 is provided with a supporting plate 7, the upper end of the supporting plate 7 is rotatably connected to a second rotating shaft 18, one end of the second rotating shaft 18 near the center of the device is fixedly connected to a crank 19, the middle portion of the crank 19 is rotatably connected to the upper end of a supporting rod 20, the lower end of the supporting rod 20 is rotatably connected to the middle portion of the top plate 9, and two ends of the top plate 9 are fixedly connected to the upper ends of the guide rods 8. The middle parts of the left side and the right side of the water tank 1 are provided with fixing seats 4, and the fixing seats 4 are rotatably connected with guide rollers 5. Because the welding wire needs to stretch into the inside of the water tank 1, the guide rollers 5 can be arranged at the two ends of the water tank 1, the welding wire is prevented from directly contacting with the side wall of the water tank 1, and the welding wire is prevented from being worn.
In one case of the embodiment, the first cleaning roller 15 is provided on the left side of the first rotating shaft 12 to cooperate with the first winding roller 24, and the second cleaning roller 17 is provided on the right side of the first rotating shaft 12 to cooperate with the second winding roller 27. The first cleaning roller 15 and the second cleaning roller 17 are provided with bristles 16 on the outer portions. The first cleaning roller 15 has a smaller diameter than the second cleaning roller 17. Since the second winding roller 27 is disposed opposite to the upper portion of the first winding roller 24, the distance between the second winding roller 27 and the first rotating shaft 12 is a little larger, and the diameter of the second cleaning roller 17 is set to be a little larger, so that the first cleaning roller 15 and the second cleaning roller 17 can stably complete the cleaning effect during the cleaning process.
In one aspect of the present embodiment, a driving motor 10 is disposed in the middle of the left side wall of the water tank 1, an output shaft of the driving motor 10 is fixedly connected to a first bevel gear 11, the first bevel gear 11 is engaged with a second bevel gear 13, and the second bevel gear 13 is fixedly connected to the left end of a first rotating shaft 12. The driving wheel 14 and the driven wheel 22 are both made of elastic materials. In order to make the driving pulley 14 and the driven pulley 22 contact with each other more stably, the driving pulley 14 and the driven pulley 22 are made of elastic material, so that the driving pulley 14 can be pressed against the driven pulley 22 and deformed slightly, thereby stably transmitting the rotational torque. And the proper rotation direction of the driving motor 10 needs to be set according to the rotation direction of the limiting groove 25, so that the welding wire can move from left to right in the limiting groove 25.
In the implementation process of the embodiment, firstly, the device is stably placed on the ground, the crank 19 is pulled upwards, the crank 19 drives the guide rod 8 to move upwards through the support rod 20, so that the first winding roller 24 and the second winding roller 27 both move upwards, the coiled welding wire is installed on the unwinding device, or the free end of the welding wire produced by the welding wire production equipment is directly wound on the first winding roller 24 from left to right, the welding wire passes through the upper part of the reversing roller 31, moves to the lower part of the reversing roller 31 along the reversing groove 32, and is wound in the limiting groove 25 of the second winding roller 27 through the lower part of the second winding roller 27, the free end of the welding wire is connected with the related winding device, the welding wire is wrapped in the limiting grooves 25 of the first winding roller 24 and the second winding roller 27, and the reversing roller 31 is arranged in the middle part, and the rotating directions of the limiting grooves 25 on the left side and the right side are opposite, therefore, the welding wire is exposed after the portion of the first winding roller 24, which is in contact with the stopper groove 25, is moved to the second winding roller 27, and is in contact with the bottom of the stopper groove 25 of the second winding roller 27 after the portion of the welding wire exposed on the first winding roller 24 is moved to the right side, so that all surfaces of the welding wire have an opportunity to be exposed to the outside.
The crank 19 is rotated downwards, the crank 19 pushes the guide rod 8 to move downwards through the support rod 20, the first winding roller 24 and the second winding roller 27 move downwards, the driven wheel 22 is tightly pressed on the driving wheel 14, the bristles 16 arranged outside the first cleaning roller 15 and the second cleaning roller 17 can be contacted with the first winding roller 24 and the second winding roller 27, certain cleaning liquid is added into the water tank 1 at the moment, the driving motor 10 is started, the output shaft of the driving motor 10 drives the first rotating shaft 12 to rotate through the first bevel gear 11 and the second bevel gear 13 which are connected in a meshing mode, the first winding roller 24 and the second winding roller 27 rotate mutually due to the matching of the driving wheel 14 and the driven wheel 22, the welding wire moves along the limiting groove 25 from left to right, and meanwhile the bristles 16 clean the welding wire at the bottom, and therefore the cleaning effect is achieved.
The cleaning device is suitable for welding wire production, the welding wire moves spirally from left to right by arranging the first winding roller 24 and the second winding roller 27 with the limiting grooves 25 with opposite rotation directions, the contact area between the welding wire and the bristles 16 is increased, the cleaning effect is improved, the left part and the right part of the welding wire are exposed to the outside and contact with the bristles 16, the cleaning dead angle is avoided, the automation degree of the whole device is high, manual continuous operation is not needed, and the cleaning efficiency is improved.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (9)
1. The cleaning device for welding wire production comprises a water tank (1), wherein support frames (3) are arranged on the left side and the right side of the upper end of the water tank (1), a first fixing plate (6) is arranged in the middle of the upper end of each support frame (3), the first fixing plate (6) is close to one end of the center of the device and is in sliding connection with a guide rod (8), the lower end of the guide rod (8) is provided with a second fixing plate (21), the cleaning device is characterized in that the left side is formed by rotatably connecting the middle of the second fixing plate (21) with the left side of a third rotating shaft (23), a first winding roller (24) is arranged in the middle of the third rotating shaft (23), the right side is formed by rotatably connecting the upper portion of the second fixing plate (21) with the right side of a fourth rotating shaft (26), a second winding roller (27) is arranged in the middle of the fourth rotating shaft (26), limiting grooves (25) with opposite rotation directions are formed in the first winding roller (24) and the second winding roller (27), and a first gear (29) is arranged at the right end of the third rotating shaft (23), second gear (28) is connected in first gear (29) meshing, second gear (28) fixed connection fourth pivot (26), the right-hand member of third pivot (23) and the left end of fourth pivot (26) all rotate and connect third fixed plate (30), and the lower extreme of third fixed plate (30) is equipped with switching-over roller (31), be equipped with on switching-over roller (31) with the right side spacing groove (25) revolve to the same switching-over groove (32), the left end of third pivot (23) is equipped with from driving wheel (22), first pivot (12) are connected in the bottom rotation of water tank (1), and the left end of first pivot (12) is equipped with and follows driving wheel (14) of driving wheel (22) complex.
2. The cleaning device for the welding wire production is characterized in that a supporting plate (7) is arranged at the upper part of the first fixing plate (6), the upper end of the supporting plate (7) is rotatably connected with a second rotating shaft (18), one end, close to the center of the device, of the second rotating shaft (18) is fixedly connected with a crank (19), the middle part of the crank (19) is rotatably connected with the upper end of a supporting rod (20), the lower end of the supporting rod (20) is rotatably connected with the middle part of a top plate (9), and two ends of the top plate (9) are fixedly connected with the upper end of a guide rod (8).
3. The cleaning device for welding wire production as defined in claim 1, wherein a first cleaning roller (15) engaged with the first winding roller (24) is provided on the left side of the first rotating shaft (12), and a second cleaning roller (17) engaged with the second winding roller (27) is provided on the right side of the first rotating shaft (12).
4. A cleaning device for welding wire production as defined in claim 3, characterized in that the first cleaning roller (15) and the second cleaning roller (17) are provided with bristles (16) on the outside.
5. A cleaning device for welding wire production as defined in claim 4, characterized in that said first cleaning roller (15) has a smaller diameter than said second cleaning roller (17).
6. A cleaning device for welding wire production as defined in claim 3, characterized in that said driving wheel (14) and driven wheel (22) are made of elastic material.
7. The cleaning device for the welding wire production according to claim 1, characterized in that fixing seats (4) are arranged in the middle of the left side and the right side of the water tank (1), and the fixing seats (4) are rotatably connected with guide rollers (5).
8. The cleaning device for welding wire production as defined in claim 1, wherein a drain pipe (2) is provided at the bottom of the right sidewall of the water tank (1).
9. The cleaning device for the welding wire production according to claim 1, characterized in that a driving motor (10) is arranged in the middle of the left side wall of the water tank (1), an output shaft of the driving motor (10) is fixedly connected with a first bevel gear (11), the first bevel gear (11) is engaged with a second bevel gear (13), and the second bevel gear (13) is fixedly connected with the left end of the first rotating shaft (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210012008.4A CN114029262B (en) | 2022-01-07 | 2022-01-07 | Cleaning device for welding wire production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210012008.4A CN114029262B (en) | 2022-01-07 | 2022-01-07 | Cleaning device for welding wire production |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114029262A CN114029262A (en) | 2022-02-11 |
| CN114029262B true CN114029262B (en) | 2022-03-15 |
Family
ID=80147413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210012008.4A Active CN114029262B (en) | 2022-01-07 | 2022-01-07 | Cleaning device for welding wire production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114029262B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114985334A (en) * | 2022-06-15 | 2022-09-02 | 山东索力得焊材股份有限公司 | Metal wire deoiling device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5782987A (en) * | 1997-05-02 | 1998-07-21 | Furman; James Edmond | MIG welder wire cleaning apparatus and method |
| CN106733773A (en) * | 2016-12-08 | 2017-05-31 | 无锡市东赫金属制品有限公司 | A kind of tin-coated steel band brushing device |
| CN212792004U (en) * | 2020-05-25 | 2021-03-26 | 武汉铁锚焊接材料股份有限公司 | Welding wire surface wiping and cleaning device |
| CN112756425A (en) * | 2020-12-21 | 2021-05-07 | 无锡日月合金材料有限公司 | Clean and environment-friendly solder strip cleaning equipment |
| CN213529910U (en) * | 2020-10-10 | 2021-06-25 | 临沂鑫润建铜业有限公司 | Copper wire antiwind belt cleaning device |
| CN214052715U (en) * | 2020-11-24 | 2021-08-27 | 江苏锦阳新材料科技有限公司 | High performance almag welding wire production wire drawing belt cleaning device |
| CN113510102A (en) * | 2021-07-23 | 2021-10-19 | 山东清华金属制品有限公司 | Gas shield welding wire cleaning equipment that deoils |
| CN215198693U (en) * | 2021-07-26 | 2021-12-17 | 山东清华金属制品有限公司 | Welding wire cleaning equipment |
-
2022
- 2022-01-07 CN CN202210012008.4A patent/CN114029262B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5782987A (en) * | 1997-05-02 | 1998-07-21 | Furman; James Edmond | MIG welder wire cleaning apparatus and method |
| CN106733773A (en) * | 2016-12-08 | 2017-05-31 | 无锡市东赫金属制品有限公司 | A kind of tin-coated steel band brushing device |
| CN212792004U (en) * | 2020-05-25 | 2021-03-26 | 武汉铁锚焊接材料股份有限公司 | Welding wire surface wiping and cleaning device |
| CN213529910U (en) * | 2020-10-10 | 2021-06-25 | 临沂鑫润建铜业有限公司 | Copper wire antiwind belt cleaning device |
| CN214052715U (en) * | 2020-11-24 | 2021-08-27 | 江苏锦阳新材料科技有限公司 | High performance almag welding wire production wire drawing belt cleaning device |
| CN112756425A (en) * | 2020-12-21 | 2021-05-07 | 无锡日月合金材料有限公司 | Clean and environment-friendly solder strip cleaning equipment |
| CN113510102A (en) * | 2021-07-23 | 2021-10-19 | 山东清华金属制品有限公司 | Gas shield welding wire cleaning equipment that deoils |
| CN215198693U (en) * | 2021-07-26 | 2021-12-17 | 山东清华金属制品有限公司 | Welding wire cleaning equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114029262A (en) | 2022-02-11 |
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Denomination of invention: A cleaning device for welding wire production Effective date of registration: 20220817 Granted publication date: 20220315 Pledgee: Shandong Zhucheng rural commercial bank Limited by Share Ltd. Pledgor: SHANDONG QINGHUA METALWARE CO.,LTD. Registration number: Y2022980012866 |
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Date of cancellation: 20230811 Granted publication date: 20220315 Pledgee: Shandong Zhucheng rural commercial bank Limited by Share Ltd. Pledgor: SHANDONG QINGHUA METALWARE CO.,LTD. Registration number: Y2022980012866 |
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Denomination of invention: A cleaning device for welding wire production Effective date of registration: 20230814 Granted publication date: 20220315 Pledgee: Shandong Zhucheng rural commercial bank Limited by Share Ltd. Pledgor: SHANDONG QINGHUA METALWARE CO.,LTD. Registration number: Y2023980052108 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20220315 Pledgee: Shandong Zhucheng rural commercial bank Limited by Share Ltd. Pledgor: SHANDONG QINGHUA METALWARE CO.,LTD. Registration number: Y2023980052108 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A cleaning device for welding wire production Granted publication date: 20220315 Pledgee: Shandong Zhucheng rural commercial bank Limited by Share Ltd. Pledgor: SHANDONG QINGHUA METALWARE CO.,LTD. Registration number: Y2024980032733 |