CN115254727A - Battery cleaning equipment - Google Patents
Battery cleaning equipment Download PDFInfo
- Publication number
- CN115254727A CN115254727A CN202210729730.XA CN202210729730A CN115254727A CN 115254727 A CN115254727 A CN 115254727A CN 202210729730 A CN202210729730 A CN 202210729730A CN 115254727 A CN115254727 A CN 115254727A
- Authority
- CN
- China
- Prior art keywords
- battery
- cleaning
- oil
- assembly
- structure support
- 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.)
- Pending
Links
- 238000004140 cleaning Methods 0.000 title claims abstract description 66
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims abstract description 32
- 238000001035 drying Methods 0.000 claims abstract description 17
- 238000005406 washing Methods 0.000 claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 28
- 230000003449 preventive effect Effects 0.000 claims description 9
- 238000007605 air drying Methods 0.000 claims description 4
- 238000011010 flushing procedure Methods 0.000 claims description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 abstract description 2
- 229910052744 lithium Inorganic materials 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 8
- 239000010959 steel Substances 0.000 description 8
- 239000003792 electrolyte Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 241000221535 Pucciniales Species 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010073 coating (rubber) Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Images
Classifications
-
- 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
- B08B3/02—Cleaning by the force of jets or sprays
- B08B3/022—Cleaning travelling work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Cleaning By Liquid Or Steam (AREA)
Abstract
The invention is suitable for the technical field of battery cleaning, and provides a battery cleaning device, which comprises: the cleaning assembly is provided with a first battery flow guide piece and a second battery flow guide piece; and the drying oven is arranged between the cleaning assembly and the upper anti-rust oil assembly, a baking oven is arranged on the drying oven, the second battery flow guide piece is arranged between the cleaning assembly and the baking oven, and a third battery flow guide piece is arranged between the baking oven and the upper anti-rust oil assembly. Through setting up the washing subassembly, can carry out accurate self-cleaning, stoving to the battery, and go up the antirust oil subassembly and can directly be antirust oil on the battery to retrieve unnecessary antirust oil, practice thrift the cost, alleviate intensity of labour, lifting efficiency, reduce the battery damage, and improve the performance of lithium cell.
Description
Technical Field
The invention belongs to the technical field of battery cleaning, and particularly relates to battery cleaning equipment.
Background
The battery need pass through each process and follow the assembly line for a long time and remove at the in-process of processing, dust and other impurity can be attached to the battery surface inevitable, especially annotate after the liquid, the battery surface has electrolyte to remain, this is the problem that can't avoid under the prior art in the battery production process, so after sealing, need wash the battery surface, with impurity and the electrolyte crystallization on removing the battery surface, if wash not thoroughly, produce the bubble easily behind the battery rubber coating, lead to battery quality to descend and scrap even, cause a large amount of economic losses.
The ion battery is usually cleaned for a plurality of times in the preparation process, and the main purpose is to keep the steel shell clean enough, because in the liquid injection process, electrolyte can be stained on the metal shell of the battery, so that the battery rusts, once the steel shell of the battery rusts, the internal resistance of the battery can be increased, the performance of the battery is affected, particularly, under the condition that a plating layer outside the steel shell of the battery is damaged, the corrosion speed can be further accelerated, when the steel shell corrodes seriously, the electrolyte inside the battery can be leaked, and even potential safety hazards such as fire can be caused.
Disclosure of Invention
The invention aims to provide battery cleaning equipment, which aims to solve the problem that the shell of an ion battery is often cleaned for multiple times in the preparation process, and mainly aims to keep the steel shell clean enough, electrolyte can be possibly attached to the metal shell of the battery in the liquid injection process to rust the battery, so that the internal resistance of the battery can be increased once the steel shell of the battery is rusted to influence the performance of the battery, particularly, the corrosion speed can be further accelerated under the condition that a plating layer outside the steel shell of the battery is damaged, and when the steel shell is seriously corroded, the electrolyte in the battery can be leaked, and even fire and other potential safety hazards can be caused.
The embodiment of the present invention is achieved as follows, in a battery cleaning apparatus, the battery cleaning apparatus including:
the cleaning assembly is provided with a first battery flow guide piece and a second battery flow guide piece;
and the drying furnace is arranged between the cleaning assembly and the upper anti-rust oil assembly, a baking furnace is arranged on the drying furnace, the second battery diversion piece is arranged between the cleaning assembly and the baking furnace, and a third battery diversion piece is arranged between the baking furnace and the upper anti-rust oil assembly.
Preferably, the washing assembly comprises:
the cleaning structure comprises a cleaning structure support, a water frame is arranged in the cleaning structure support, a first L-shaped conveying belt motor is further arranged on the cleaning structure support, a first L-shaped conveying belt is arranged on the first L-shaped conveying belt motor, a side waterproof piece is arranged on the side portion of the first L-shaped conveying belt, a top waterproof piece is arranged on the side waterproof piece, and a flushing device is further arranged on the side waterproof piece;
the linear conveyer belt motor is arranged on the cleaning structure support, a baffle plate is arranged on one side of the linear conveyer belt motor, a linear conveyer belt is arranged on the linear conveyer belt motor, a fan support is arranged on the lateral part of the linear conveyer belt, a turbine fan is arranged on the fan support, and an air drying mechanism is connected to the lateral part of the fan support;
the control box is arranged inside the cleaning structure support, a water pump is arranged on one side of the control box, and a high-pressure turbine fan is connected to the control box.
Preferably, a water guide plate is arranged inside the cleaning structure support, and the water guide plate is matched with the water frame.
Preferably, the upper rust preventive oil assembly comprises:
the anti-rust oil frame is arranged inside the anti-rust oil feeding structure support;
the motor is arranged on the upper anti-rust oil structure support, a second L-shaped conveying belt is arranged on the motor, and a side waterproof plate is arranged on the side part of the second L-shaped conveying belt;
and the drying device is arranged on the side waterproof plate and is connected with a blast fan.
Preferably, one side of the second L-shaped conveying belt is provided with an oil guide part, and the oil guide part is matched with the anti-rust oil frame.
The battery cleaning equipment provided by the embodiment of the invention has the following beneficial effects:
through setting up the washing subassembly, can carry out accurate self-cleaning, stoving to the battery, and go up the antirust oil subassembly and can directly be antirust oil on the battery to retrieve unnecessary antirust oil, practice thrift the cost, alleviate intensity of labour, lifting efficiency, reduce the battery damage, and improve the performance of lithium cell.
Drawings
Fig. 1 is a schematic structural diagram of a battery cleaning apparatus according to an embodiment of the present invention;
fig. 2 is a top view of a battery cleaning apparatus according to an embodiment of the present invention;
fig. 3 is a structural diagram of a cleaning assembly in a battery cleaning apparatus according to an embodiment of the present invention;
FIG. 4 is a top view of a cleaning assembly in a battery cleaning apparatus according to an embodiment of the present invention;
FIG. 5 is a cross-sectional view of a cleaning assembly in a battery cleaning apparatus according to an embodiment of the present invention;
FIG. 6 is a structural diagram of an upper rust preventive oil unit in a battery washing apparatus according to an embodiment of the present invention;
FIG. 7 is a top view of an upper rust preventive oil unit in the battery cleaning apparatus according to the embodiment of the present invention;
FIG. 8 is a sectional view of an upper rust preventive oil unit in the battery washing apparatus according to the embodiment of the present invention.
In the drawings: 1-a universal wheel; 2-water frame; 3-a first battery lead; 4-a second battery lead; 5-baking oven; 6-a third battery flow guide; 7-antirust oil frame; 8-drying the furnace; 9-cleaning the component; 91-cleaning the structural support; 92-side flashing; 93-a first L-shaped conveyor belt motor; 94-a fan support; 95-a turbo fan; 96-air drying mechanism; 97-linear conveyor belt motor; 98-a water guide plate; 99-high pressure turbo fan; 910-a control box; 911-water pump; 912-a flushing device; 913-top flashing; 914-a striker plate; 915-straight conveyer belt; 916-first L-shaped conveyor belt; 10-applying an anti-rust oil component; 101-applying an anti-rust oil structure support; 102-side flashing; 103-a motor; 104-a second L-shaped conveyor belt; 105-a drying device; 106-a blower fan; 107-oil guide.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and do not limit the invention.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
As shown in fig. 1, in an embodiment of the present invention, a battery washing apparatus includes:
the cleaning device comprises a cleaning assembly 9, wherein an upper anti-rust oil assembly 10 is arranged on one side of the cleaning assembly 9, an anti-rust oil frame 7 is arranged inside the upper anti-rust oil assembly 10, a water frame 2 is arranged inside the cleaning assembly 9, and a first battery flow guide member 3 and a second battery flow guide member 4 are further arranged on the cleaning assembly 9;
and the drying oven 8 is arranged between the cleaning assembly 9 and the upper antirust oil assembly 10, the drying oven 8 is provided with a baking oven 5, the second battery diversion piece 4 is arranged between the cleaning assembly 9 and the baking oven 5, and a third battery diversion piece 6 is arranged between the baking oven 5 and the upper antirust oil assembly 10.
As shown in fig. 1 to 3, in the embodiment of the present invention, the cleaning assembly 9 includes:
the cleaning structure comprises a cleaning structure support 91, wherein a water frame 2 is arranged in the cleaning structure support 91, a universal wheel 1 is arranged on one side of the cleaning structure support 91, a first L-shaped conveyor belt motor 93 is further arranged on the cleaning structure support 91, a first L-shaped conveyor belt 916 is arranged on the first L-shaped conveyor belt motor 93, a side waterproof piece 92 is arranged on the side portion of the first L-shaped conveyor belt 916, a top waterproof piece is arranged on the side waterproof piece 92, and a flushing device 912 is further arranged on the side waterproof piece 913;
the linear conveyor belt motor 97 is arranged on the cleaning structure support 91, a baffle 916 is arranged on one side of the linear conveyor belt motor 97, a linear conveyor belt 915 is arranged on the linear conveyor belt motor 97, a fan support 94 is arranged on the lateral portion of the linear conveyor belt 915, a turbine fan 95 is arranged on the fan support 94, and an air drying mechanism 96 is connected to the lateral portion of the fan support 94;
the control box 910 is arranged inside the cleaning structure support 91, a water pump 911 is arranged on one side of the control box 910, and the control box 910 is connected with a high-pressure turbine fan 99.
In the embodiment of the present invention, a water guiding plate 98 is disposed inside the cleaning structure support 91, and the water guiding plate 98 is matched with the water frame 2.
As shown in fig. 1 to 3, and 6 to 8, in the embodiment of the present invention, the upper rust preventive oil assembly 10 includes:
the anti-rust oil feeding structure support 101 is arranged, and the anti-rust oil frame 7 is arranged inside the anti-rust oil feeding structure support 101;
the motor 103 is arranged on the upper antirust oil structure support 101, a second L-shaped conveying belt 104 is arranged on the motor 103, and a side waterproof plate 102 is arranged on the side of the second L-shaped conveying belt 104;
and a drying device 105 disposed on the side waterproof panel 102, wherein a blower fan 106 is connected to the drying device 105.
In the embodiment of the invention, an oil guide 107 is arranged on one side of the second L-shaped conveyer belt 104, and the oil guide 107 is matched with the anti-rust oil frame 7.
The batteries can be accurately and automatically cleaned, dried and coated with antirust oil through the first battery diversion part 3, the second battery diversion part 4 and the third battery diversion part 6.
The battery is soaked through the water frame and is cleaned 2, the first L-shaped conveying belt 916 is driven by the L-shaped conveying belt motor 93, the first battery flow guide piece 3 drives the linear conveying belt 915 by the linear conveying belt motor 97, and moisture on the battery is dried by the fan when the battery is cleaned.
Residual water in the battery drying process flows back to the water frame 2 through the water guide plate 8 to be recovered.
After the battery is dried, the battery is soaked in the rust preventive oil through the rust preventive oil frame 7, and is conveyed through the second L-shaped conveyor belt 104, and is dried by the drying device 105 and the blowing fan 106.
Residual antirust oil after the battery is dried flows back to the antirust oil frame 7 through the 107 oil guide piece for recycling.
The control box 910 includes: the work indicator light, the conveyor belt speed regulation switch, the emergency brake switch, the water pump switch, the fan switch, the tunnel furnace switch and the like are main control pivots of the battery cleaning equipment.
The working process is as follows:
1. the battery soaks through water frame 2 and washs, L type conveyer belt motor 93 can drive first L type conveyer belt 916 operation, transmit the battery through first battery water conservancy diversion piece 3, a style of calligraphy conveyer belt motor 97 can drive a style of calligraphy conveyer belt 915 operation, battery after will wasing is to the transmission of baking oven 5 direction, in transmission process, air-dry mechanism 96 and turbofan 95 can weather remaining moisture on the battery when wasing, remaining moisture is retrieved in flowing back to water frame 2 through water deflector 98 on the battery.
2. And baking the cleaned battery in a baking oven 5 for a proper baking time and at a proper baking temperature.
3. After the battery is dried, the battery is soaked in the antirust oil through the antirust oil frame 7, then the battery is dried through the second L-shaped conveying belt 104, the drying device 105 and the blowing fan 106, and the residual antirust oil after being dried flows back to the antirust oil frame 7 through the oil guide member 107 to be recovered.
The above description is intended to be illustrative of the preferred embodiment of the present invention and should not be taken as limiting the invention, but rather, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.
Claims (5)
1. A battery cleaning apparatus, characterized in that the battery cleaning apparatus comprises:
the cleaning assembly is provided with a first battery flow guide piece and a second battery flow guide piece;
and the drying oven is arranged between the cleaning assembly and the upper anti-rust oil assembly, a baking oven is arranged on the drying oven, the second battery flow guide piece is arranged between the cleaning assembly and the baking oven, and a third battery flow guide piece is arranged between the baking oven and the upper anti-rust oil assembly.
2. The battery washing apparatus of claim 1, wherein the washing assembly comprises:
the cleaning structure comprises a cleaning structure support, a water frame is arranged in the cleaning structure support, a first L-shaped conveying belt motor is further arranged on the cleaning structure support, a first L-shaped conveying belt is arranged on the first L-shaped conveying belt motor, a side waterproof piece is arranged on the side portion of the first L-shaped conveying belt, a top waterproof piece is arranged on the side waterproof piece, and a flushing device is further arranged on the side waterproof piece;
the linear conveyer belt motor is arranged on the cleaning structure support, a baffle plate is arranged on one side of the linear conveyer belt motor, a linear conveyer belt is arranged on the linear conveyer belt motor, a fan support is arranged on the lateral part of the linear conveyer belt, a turbine fan is arranged on the fan support, and an air drying mechanism is connected to the lateral part of the fan support;
the control box is arranged inside the cleaning structure support, a water pump is arranged on one side of the control box, and a high-pressure turbine fan is connected to the control box.
3. The battery cleaning apparatus according to claim 2, wherein a water guide plate is arranged inside the cleaning structure support, and the water guide plate is matched with the water frame.
4. The battery washing apparatus according to claim 1, wherein the upper rust preventive oil unit comprises:
the anti-rust oil frame is arranged inside the anti-rust oil feeding structure support;
the motor is arranged on the upper anti-rust oil structure support, a second L-shaped conveying belt is arranged on the motor, and a side waterproof plate is arranged on the side part of the second L-shaped conveying belt;
and the drying device is arranged on the side waterproof plate and is connected with a blast fan.
5. The battery washing apparatus according to claim 3, wherein an oil guide member is provided at one side of the second L-shaped conveyor belt, and the oil guide member is engaged with the rust preventive oil frame.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210729730.XA CN115254727A (en) | 2022-06-24 | 2022-06-24 | Battery cleaning equipment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210729730.XA CN115254727A (en) | 2022-06-24 | 2022-06-24 | Battery cleaning equipment |
Publications (1)
Publication Number | Publication Date |
---|---|
CN115254727A true CN115254727A (en) | 2022-11-01 |
Family
ID=83761268
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202210729730.XA Pending CN115254727A (en) | 2022-06-24 | 2022-06-24 | Battery cleaning equipment |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN115254727A (en) |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005058870A (en) * | 2003-08-08 | 2005-03-10 | Toyota Motor Corp | Coating drying furnace |
CN208177956U (en) * | 2018-01-12 | 2018-12-04 | 双冠新能源科技(东莞)有限公司 | A kind of Novel button battery cleaning and drying device |
CN108940975A (en) * | 2018-05-18 | 2018-12-07 | 宁波翼宇汽车零部件有限公司 | Cleaning equipment for parts |
WO2018223661A1 (en) * | 2017-06-06 | 2018-12-13 | 江苏苏力机械股份有限公司 | Water-based paint spraying and baking booth |
CN109504842A (en) * | 2018-12-04 | 2019-03-22 | 苏州中门子工业炉科技有限公司 | The dedicated continuous heat drum-type production line of bearing steel ball and technique |
CN210647476U (en) * | 2019-07-30 | 2020-06-02 | 江苏中海华核环保有限公司 | Industry abandonment aluminium oxide bobble soaks washs feeding system |
CN113183437A (en) * | 2020-12-16 | 2021-07-30 | 江苏新联达制带科技有限公司 | Conveyer belt production is with loading attachment who has stoving structure |
CN215785237U (en) * | 2021-08-10 | 2022-02-11 | 句容市诚春塑料有限公司 | Efficient cleaning machine for plastic products |
-
2022
- 2022-06-24 CN CN202210729730.XA patent/CN115254727A/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005058870A (en) * | 2003-08-08 | 2005-03-10 | Toyota Motor Corp | Coating drying furnace |
WO2018223661A1 (en) * | 2017-06-06 | 2018-12-13 | 江苏苏力机械股份有限公司 | Water-based paint spraying and baking booth |
CN208177956U (en) * | 2018-01-12 | 2018-12-04 | 双冠新能源科技(东莞)有限公司 | A kind of Novel button battery cleaning and drying device |
CN108940975A (en) * | 2018-05-18 | 2018-12-07 | 宁波翼宇汽车零部件有限公司 | Cleaning equipment for parts |
CN109504842A (en) * | 2018-12-04 | 2019-03-22 | 苏州中门子工业炉科技有限公司 | The dedicated continuous heat drum-type production line of bearing steel ball and technique |
CN210647476U (en) * | 2019-07-30 | 2020-06-02 | 江苏中海华核环保有限公司 | Industry abandonment aluminium oxide bobble soaks washs feeding system |
CN113183437A (en) * | 2020-12-16 | 2021-07-30 | 江苏新联达制带科技有限公司 | Conveyer belt production is with loading attachment who has stoving structure |
CN215785237U (en) * | 2021-08-10 | 2022-02-11 | 句容市诚春塑料有限公司 | Efficient cleaning machine for plastic products |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN110541143B (en) | Zinc impregnation system and zinc impregnation method | |
CN115254727A (en) | Battery cleaning equipment | |
CN212864919U (en) | Hot-dip galvanizing totally-enclosed pretreatment system | |
CN211990314U (en) | A peeling device for welding wire rod | |
CN112481570A (en) | Novel galvanizing process flow and assembly line used by same | |
CN218194609U (en) | Multifunctional crawler-type shot blasting machine | |
CN210414155U (en) | Through type shot blasting machine with garbage collection | |
CN210647665U (en) | Cross-flow tuyere sleeve reverse mould environment-friendly dust removal device | |
CN211103478U (en) | Crawler-type shot blasting cleaning device | |
CN215288981U (en) | Surface treatment pool before metal galvanization | |
CN221311832U (en) | Remove dust cage pipeline interface arrangement | |
CN209989469U (en) | Round steel pickling preheating device | |
CN207682190U (en) | A kind of inside and outside ballasting rust remover | |
CN215886809U (en) | Quick cooling device of glass production usefulness | |
CN212168540U (en) | Wire drawing machine for copper wire production line | |
CN217165480U (en) | A environmental protection dust collecting equipment for steel scrap workshop is recycled | |
CN214032697U (en) | Steel sheet preliminary treatment production line | |
CN220804764U (en) | Liftable quartz tube cleaning machine | |
CN211760835U (en) | Steel pipe throws ball equipment outward | |
CN214292672U (en) | Hydraulic shot blasting machine | |
CN218177138U (en) | Hot dipping zinc type ladder chamber for mine | |
CN211734454U (en) | Novel bolt galvanizing device | |
CN218590923U (en) | Rustproof oiling structure for stainless steel ring | |
CN213379212U (en) | High-performance magnesium alloy melt controller | |
CN218194608U (en) | Rust removal structure of through type shot blasting machine |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20221101 |