CN118248449A - Lamination device and lamination method for transformer iron cores - Google Patents
Lamination device and lamination method for transformer iron cores Download PDFInfo
- Publication number
- CN118248449A CN118248449A CN202410422788.9A CN202410422788A CN118248449A CN 118248449 A CN118248449 A CN 118248449A CN 202410422788 A CN202410422788 A CN 202410422788A CN 118248449 A CN118248449 A CN 118248449A
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- silicon steel
- steel sheet
- plates
- pretreatment
- movable
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- 238000000034 method Methods 0.000 title claims abstract description 22
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims description 23
- 238000003475 lamination Methods 0.000 title claims description 18
- 229910000976 Electrical steel Inorganic materials 0.000 claims abstract description 177
- 230000007246 mechanism Effects 0.000 claims abstract description 64
- 238000005498 polishing Methods 0.000 claims abstract description 56
- 238000003825 pressing Methods 0.000 claims abstract description 43
- 238000004140 cleaning Methods 0.000 claims abstract description 41
- 239000002994 raw material Substances 0.000 claims abstract description 32
- 239000004744 fabric Substances 0.000 claims abstract description 21
- 230000008569 process Effects 0.000 claims abstract description 18
- 230000001681 protective effect Effects 0.000 claims description 24
- 238000007790 scraping Methods 0.000 claims description 20
- 230000033001 locomotion Effects 0.000 claims description 12
- 238000000605 extraction Methods 0.000 claims description 7
- 238000013459 approach Methods 0.000 claims description 6
- 239000012535 impurity Substances 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 238000002203 pretreatment Methods 0.000 claims description 2
- 238000004891 communication Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000003921 oil Substances 0.000 abstract description 4
- 230000002457 bidirectional effect Effects 0.000 description 14
- 239000000428 dust Substances 0.000 description 5
- 238000005086 pumping Methods 0.000 description 5
- 229910052742 iron Inorganic materials 0.000 description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 3
- 238000004080 punching Methods 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/0206—Manufacturing of magnetic cores by mechanical means
- H01F41/0233—Manufacturing of magnetic circuits made from sheets
-
- 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
- B08B1/14—Wipes; Absorbent members, e.g. swabs or sponges
- B08B1/143—Wipes
-
- 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
- B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
- B24B21/002—Machines or devices using grinding or polishing belts; Accessories therefor for grinding edges or bevels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
- B24B21/18—Accessories
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/02—Frames; Beds; Carriages
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/12—Devices for exhausting mist of oil or coolant; Devices for collecting or recovering materials resulting from grinding or polishing, e.g. of precious metals, precious stones, diamonds or the like
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/24—Magnetic cores
- H01F27/245—Magnetic cores made from sheets, e.g. grain-oriented
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention relates to the technical field of production of transformer cores, and provides a transformer core pressing device and a pressing method, wherein the transformer core pressing device comprises a frame body, a vacuum chuck, a raw material table, a pressing table, a pretreatment table, a conveying mechanism, a deburring mechanism, a clamping mechanism and a cleaning component, wherein the conveying mechanism is used for conveying silicon steel sheets, the deburring mechanism is arranged on the pretreatment table and used for removing edge burrs of the silicon steel sheets, the deburring mechanism comprises a movable seat and a polishing component, the polishing component is used for polishing edges of the silicon steel sheets, the clamping mechanism is arranged on the pretreatment table and used for clamping the silicon steel sheets, the cleaning component is arranged on the movable seat and used for cleaning surfaces of the silicon steel sheets, and the cleaning component comprises cleaning cloth. Through the technical scheme, the problems that burrs and oil stains in the pressing process are inconvenient to process, the number of silicon steel sheets is reduced, and the quality of the transformer is reduced in the prior art are solved.
Description
Technical Field
The invention relates to the technical field of transformer core production, in particular to a transformer core pressing device and a pressing method.
Background
The laminated iron core is a common iron core form of a current transformer, is formed by punching and shearing cold-rolled silicon steel sheets into strips along a rolling direction (namely, the direction of magnetic force lines), and then is overlapped to form a notch shape, the structure can reduce eddy current loss and hysteresis loss of the iron core, improve the precision and efficiency of the transformer, the iron core of the transformer needs to laminate a plurality of silicon steel sheets in production, certain pressure is required to be kept between the silicon steel sheets, the larger the pressure is, the more the number of the pressed silicon steel sheets is, the tighter the weight is, the larger the weight is, the length occupied by the silicon steel sheets in the total length of the iron core can be increased, the magnetic flux density in the iron core is low in working, the exciting current is small, the iron loss is small, but the edge of the silicon steel sheets can be damaged due to overlarge pressure, the iron loss is increased, the iron core is not pressed tightly due to overlarge pressure, the exciting current and the iron loss are increased, and even the phenomenon that the silicon steel sheets are loosened in the running process is caused.
The traditional manual lamination is carried out to the silicon steel sheet, the lamination efficiency is lower, and the precision of the difficult control lamination dynamics, current transformer iron core lamination device uses vacuum chuck to carry and fold the strip material that is punching sheared more, lamination efficiency and lamination precision have been improved, but in the production process, probably there is the burr at silicon steel sheet edge because of punching shearing equipment's reason, can reduce the quantity of silicon steel sheet because of the existence of burr, lead to exciting current to increase, efficiency reduces, and the burr can stab winding insulation, simultaneously because the cleanliness of equipment itself and assembly environment is difficult to guarantee, can make the surface of silicon steel sheet have greasy dirt, dust etc. can cause the reduction of silicon steel sheet quantity equally, current equipment is difficult to carry out to the processing of burr and greasy dirt etc. in the lamination process, just discover the problem in the inspection process in time, the processing is untimely to lead to the reworking, influence normal operating, therefore we propose a transformer iron core lamination device and lamination method, can carry out the burr and surface greasy dirt to the silicon steel sheet in the lamination process, guarantee that quantity is reasonable and quality is stable.
Disclosure of Invention
The invention provides a transformer iron core pressing device and a pressing method, which solve the problems that burrs and greasy dirt in the pressing process are inconvenient to treat, the number of silicon steel sheets is reduced, and the quality of a transformer is reduced in the related art.
The technical scheme of the invention is as follows:
the utility model provides a mutual-inductor iron core compression fittings, includes support body, vacuum chuck, raw materials platform and pressfitting platform, still includes:
The pretreatment table is arranged between the raw material table and the pressing table, and the distance between the pretreatment table and the raw material table is equal to the distance between the pretreatment table and the raw material table;
conveying mechanism, conveying mechanism is used for carrying the silicon steel sheet, conveying mechanism includes:
The screw feeding structure is arranged on the frame body, two vacuum chucks are arranged on the screw feeding structure in a lifting manner, and the distance between the two vacuum chucks is matched with the distance between the pretreatment table and the raw material table;
The deburring mechanism, the deburring mechanism sets up on the preliminary treatment platform for get rid of the edge burr of silicon steel sheet, the deburring mechanism includes:
the movable seat is movably arranged on the pretreatment table and is provided with a through hole for a silicon steel sheet to pass through;
the part of polishing, the part of polishing is provided with two for polish the edge of silicon steel sheet, the part of polishing includes:
the polishing frame is arranged on the movable seat;
The driving roller is rotatably arranged on the polishing frame;
The tensioning plate can be arranged on the polishing frame in a lifting manner;
The tensioning blocks are arranged in two, and the tensioning blocks are arranged on the tensioning plate through tensioning springs and telescopic rods;
the tensioning roller is rotatably arranged between the two tensioning blocks;
the polishing belt is in transmission connection with the outside of the driving roller and the tensioning roller;
the fixture, fixture is provided with two sets of, fixture sets up on the preliminary treatment platform for carry out the centre gripping to the silicon steel sheet, fixture includes:
The two fixing plates are symmetrically and movably arranged on the pretreatment table;
The movable plates are arranged in a one-to-one correspondence manner, and are arranged at the top of the fixed plate in a lifting manner;
The cleaning part, cleaning part sets up on the removal seat for clean the surface of silicon steel sheet, cleaning part includes:
the cleaning cloth is provided with two, the cleaning cloth can be dismantled and set up on the removal seat, two the cleaning cloth respectively with the top and the bottom contact of silicon steel sheet.
In order to improve the burring effect to the silicon steel sheet, still include and scrape the mechanism, scrape the mechanism and include:
the scraping plates are arranged on the movable seat, and the two scraping plates are respectively contacted with the top end and the bottom end of the silicon steel sheet.
In order to improve the stability of silicon steel sheet, still include supporting part, supporting part sets up on the preliminary treatment platform, supporting part includes:
The support plates are arranged at the top of the pretreatment table in a rotating mode, and are contacted with the bottom ends of the silicon steel sheets;
The support springs are provided with a plurality of groups, the support springs are in one-to-one correspondence with the support plates, each group of support springs is two in number, the two support springs are arranged on two sides of the support plates, and one end, away from the support plates, of each support spring is arranged on the pretreatment table.
For the preliminary treatment of adaptation to not unidimensional silicon steel sheet, remove the seat liftable and movable setting and be in on the preliminary treatment platform, the scraper blade liftable sets up remove on the seat, the frame of polishing is in through the movable setting of sliding seat remove on the seat, be provided with the limiting plate on the sliding seat, two the limiting plate respectively with the both sides contact of silicon steel sheet.
In order to reduce the influence of the piece that produces of polishing to the processing environment, be provided with protection machanism on the preliminary treatment platform, protection machanism includes:
the protective cover is arranged on the top of the pretreatment table;
The opening and closing plates are arranged in two, and the two opening and closing plates are movably arranged at the top of the protective cover.
To collect the chips produced by the grinding, further comprising a chip collection mechanism comprising:
A debris collection bin disposed on the pretreatment station;
a vacuum pump, an air inlet of which is communicated with the debris collection box;
The first air extraction cover is arranged on the movable seat and is communicated with the debris collecting box;
The fan is arranged on the movable seat;
And the second air extraction cover is arranged on the protective cover and is communicated with the debris collecting box.
The transformer core pressing method uses the transformer core pressing device, and comprises the following steps:
S1, the positions of the movable seat, the scraping plate and the sliding seat are adjusted in advance to adapt to the sizes of the movable seat, the scraping plate and the sliding seat and the silicon steel sheet, the two vacuum chucks are respectively positioned above the raw material table and the pretreatment table, the vacuum chucks descend to absorb the silicon steel sheet on the raw material table, the screw feeding structure drives the vacuum chucks to move, the two vacuum chucks move to the positions above the pretreatment table and the pressing table, the two opening and closing plates are mutually away from each other to open the protective cover, the vacuum chucks descend, the silicon steel sheet is placed at the tops of the supporting plates, the fixed plates approach the silicon steel sheet and are contacted with the bottom ends of the silicon steel sheet, the movable plates descend to be contacted with the top ends of the silicon steel sheet, the fixed plates and the movable plates clamp the silicon steel sheet, then the vacuum chucks ascend, the two opening and closing plates approach each other to close the tops of the protective cover, and then the two vacuum chucks return to the positions above the raw material table and the pretreatment table;
s2, the movable plate which is close to one side of the movable seat is far away from the silicon steel sheet to release the clamping of the silicon steel sheet, then the fixed plate is far away from the silicon steel sheet, the movable seat is close to the silicon steel sheet, the polishing belt is contacted with the edge of the silicon steel sheet, the driving roller drives the polishing belt to perform rotary motion to polish the edge of the silicon steel sheet, meanwhile, the scraping plate and the limiting plate scrape the edge of the silicon steel sheet along with the movement of the movable seat, meanwhile, the cleaning cloth cleans the surface of the silicon steel sheet, and the clamping mechanism which is close to the movable seat is close to the silicon steel sheet to clamp the silicon steel sheet again along with the movement of the movable seat between the two clamping mechanisms, and when the polishing belt is moved to the other clamping mechanism, the clamping mechanism is far away from the silicon steel sheet;
S3, in the process, the fan moves along with the movable seat, blows air to the polishing position and the surface of the silicon steel sheet, meanwhile, the vacuum pump sucks air into the scrap collecting box, the air suction cover I and the air suction cover II suck air into the protective cover, the fan is matched to suck scraps and impurities in the protective cover into the scrap collecting box to collect the scraps and impurities, then the movable seat drives the polishing belt to return to the original position, the two opening and closing plates are mutually far away from each other to open the protective cover, the two vacuum suction cups descend to suck the pretreated silicon steel sheet and the silicon steel sheet on the raw material table respectively, then the screw feeding structure drives the two vacuum suction cups to move, the pretreated silicon steel sheet is placed on the pressing table to be pressed, and the silicon steel sheet on the raw material table is placed on the pretreatment table to be pretreated.
The working principle and the beneficial effects of the invention are as follows:
1. According to the invention, the movable seat drives the polishing belt to move, so that the edge of the silicon steel sheet can be polished, the surface greasy dirt of the silicon steel sheet can be cleaned through the cleaning cloth, the edge burrs and the surface greasy dirt of the silicon steel sheet are reduced, meanwhile, the surface and the edge of the silicon steel sheet are scraped evenly through the scraping plate and the limiting plate, the burrs and the rust on the surface of the silicon steel sheet are further reduced, and the reduction of the number of the silicon steel sheets is avoided.
2. According to the invention, the silicon steel sheet is supported by the support plate, and is clamped by the fixing plate and the moving plate, so that the stability of the silicon steel sheet in the pretreatment process is ensured, the stability of the silicon steel sheet when the silicon steel sheet moves above the pressing table is ensured, and the pressing precision is ensured.
3. According to the invention, the protection cover is used for blocking scraps generated by grinding, so that the influence of flying scraps on other silicon steel sheets is avoided, the blower is used for blowing air to the surface of the silicon steel sheet, the vacuum pump is used for pumping air to the scraps collecting box, and the first air pumping cover and the second air pumping cover are used for collecting scraps inside the protection cover, especially the surface scraps of the silicon steel sheet.
4. Therefore, compared with the mode that the silicon steel sheet is directly moved to the pressing position through the vacuum chuck in the prior art, the invention uses the vacuum chuck to firstly move the silicon steel sheet to the upper part of the pretreatment table, burrs at the edge of the silicon steel sheet and rust on the surface are removed through the cooperation of the polishing belt, the scraping plate and the limiting plate, and meanwhile, oil stains on the surface of the silicon steel sheet are cleaned through cleaning cloth, so that the surface of the silicon steel sheet is tidy, the reduction of the number of the silicon steel sheets in the lamination process is avoided, and the stable quality of the transformer iron core is ensured.
Drawings
The invention will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the shield, deburring mechanism, clamping mechanism and cleaning member of the present invention;
FIG. 3 is a schematic view of the structure of the pre-treatment station, deburring mechanism, clamping mechanism and cleaning member of the present invention;
FIG. 4 is a schematic view of the deburring mechanism of the present invention;
FIG. 5 is a schematic view of the structure of the moving base, the sliding base and the cleaning member of the present invention;
FIG. 6 is a schematic view of the structure of the slide rail, slide plate and adjusting screw of the present invention;
FIG. 7 is a schematic view of a partial enlarged structure of the present invention at A in FIG. 2;
fig. 8 is a schematic view of a partially enlarged structure of the present invention at B in fig. 3.
In the figure:
1. A frame body; 2. a vacuum chuck; 3. a raw material table; 4. a pressing table; 5. a slide rail; 6. a slide plate; 7. adjusting a screw; 8. a slideway; 9. a slide block; 10. a two-way screw rod II; 11. a sliding seat; 12. a limiting plate; 13. a locking bolt; 14. a pretreatment table;
101. a screw feed structure; 102. an electric cylinder I;
201. A movable seat; 202. an electric cylinder II; 203. a polishing frame; 204. a driving roller; 205. a tensioning plate; 206. a tensioning block; 207. a tension roller; 208. polishing the belt; 209. a first motor; 210. an electric cylinder III;
301. a fixing plate; 302. a moving plate; 303. a second motor; 304. a bidirectional screw I; 305. a driving plate; 306. an electric cylinder IV;
401. a cleaning cloth; 402. a mounting base; 403. a mounting plate;
501. a scraper;
601. A support plate; 602. a support spring;
701. a protective cover; 702. an opening/closing plate; 703. a bidirectional screw rod III; 704. a third motor;
801. a debris collection bin; 802. a vacuum pump; 803. an air pumping cover I; 804. a blower; 805. and a second air pumping cover.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1 to 8, this embodiment provides a lamination device for a transformer core, including a frame body 1, a vacuum chuck 2, a raw material table 3, a lamination table 4, a pretreatment table 14, a conveying mechanism, a deburring mechanism, a clamping mechanism and a cleaning component.
The pretreatment stage 14 is provided between the raw material stage 3 and the press-fit stage 4, and the distance between the pretreatment stage 14 and the raw material stage 3 are equal.
The conveying mechanism is used for conveying silicon steel sheets, the conveying mechanism comprises a screw feeding structure 101, the screw feeding structure 101 is arranged on the frame body 1, two vacuum chucks 2 are arranged, the vacuum chucks 2 are arranged on the screw feeding structure 101 in a lifting mode, preferably, an electric cylinder I102 is arranged on the screw feeding structure 101, the vacuum chucks 2 are arranged at the output end of the electric cylinder I102, the distance between the two vacuum chucks 2 is matched with the distance between the pretreatment table 14 and the raw material table 3, the two vacuum chucks 2 can be driven to synchronously move through the screw feeding structure 101, the two vacuum chucks 2 can absorb silicon steel sheet raw materials on the raw material table 3 and the pretreated silicon steel sheets on the pretreatment table 14, the pretreated silicon steel sheets are conveyed to the pressing table 4, the silicon steel sheet raw materials are conveyed to the pretreatment table 14, the electric cylinder I102 can drive the vacuum chucks 2 to lift, suction and lowering of the silicon steel sheets can be carried out at the connecting position of the electric cylinder I102 and the vacuum chucks 2, the electric chucks 2 can be used for sensing the electric cylinder I102 and the silicon steel sheets when the silicon steel sheets are sucked and pressed down, and the electric cylinder I102 can be prevented from being placed in the pressing table through the vacuum chucks 2, and the electric cylinder I and the vacuum chucks 2 can be prevented from being placed in the pressing table through the vacuum chucks 2, and the pressing table is not only has a large or small pressure sensor, but also can be kept in the pressing table, and has a small pressure sensor is suitable for the vacuum chuck.
The deburring mechanism is arranged on the pretreatment table 14 and is used for removing edge burrs of the silicon steel sheet, the deburring mechanism comprises a movable seat 201 and a polishing part, the movable seat 201 is movably arranged on the pretreatment table 14, a second electric cylinder 202 is specifically arranged on the pretreatment table 14, the movable seat 201 is arranged at the output end of the second electric cylinder 202, a through hole for the silicon steel sheet to pass through is formed in the movable seat 201, two polishing parts are arranged for polishing edges of the silicon steel sheet, each polishing part comprises a polishing frame 203, a driving roller 204, a tensioning plate 205, a tensioning block 206, a tensioning roller 207 and a polishing belt 208, the polishing frame 203 is arranged on the movable seat 201, the driving roller 204 is rotatably arranged on the polishing frame 203, a first motor 209 is specifically arranged on the polishing frame 203, one driving roller 204 of the plurality of driving rollers 204 is arranged at the output end of the first motor 209, the tensioning plate 205 is arranged on the polishing frame 203 in a lifting mode, preferably, a third electric cylinder 210 is arranged on the polishing frame 203, the tensioning plate 205 is arranged at the output end of the third electric cylinder 210, the tensioning block 206 is used for polishing edges of the silicon steel sheet, the tensioning block 206 is arranged on the tensioning block 206, the tensioning block 205 is arranged on the tensioning block 206, the tensioning block 206 and the tensioning block 208 is arranged on the tensioning block 208, and the tensioning block 208 is arranged between the tensioning block and the tensioning block 208 and the tensioning belt 208 is rotatably arranged on the tensioning belt 208 through the tensioning block.
The clamping mechanism is provided with two groups and is arranged on the pretreatment table 14 for clamping the silicon steel sheets, the clamping mechanism comprises two fixing plates 301 and two moving plates 302, the two fixing plates 301 are symmetrically and movably arranged on the pretreatment table 14, a motor II 303 is arranged on the pretreatment table 14, a bidirectional screw rod I304 is rotatably arranged on the pretreatment table 14, one end of the bidirectional screw rod I304 is arranged at the output end of the motor II 303, two thread sections of the bidirectional screw rod I304 are in threaded connection with a driving plate 305, the fixing plates 301 and the driving plate 305 are in one-to-one correspondence, the fixing plates 301 are arranged on the driving plate 305 through sliding rods, the moving plates 302 are provided with two moving plates 302 and the fixing plates 301 in one-to-one correspondence, the moving plates 302 are arranged at the top of the fixing plates 301 in a liftable manner, an electric cylinder IV 306 is arranged on the fixing plates 301, the moving plates 302 are arranged at the output end of the electric cylinder IV 306, the motor II 303 can drive the bi-directional screw rod I304 to rotate, thereby driving the driving plate 305 and the fixed plate 301 to move, leading the fixed plate 301 and the moving plate 302 to approach or separate from the silicon steel sheet, driving the moving plate 302 to lift through the electric cylinder IV 306, clamping the silicon steel sheet by matching with the fixed plate 301, keeping the silicon steel sheet stable, clamping the silicon steel sheet through the alternation or working work of the two groups of clamping mechanisms in the moving process of the moving seat 201, leading the fixed plate 301 to separate from the silicon steel sheet when the moving seat 201 moves to the position of the fixed plate 301, avoiding blocking the movement of the moving seat 201, leading the other group of clamping mechanisms to clamp the silicon steel sheet at the moment, leading the two groups of clamping mechanisms to clamp the silicon steel sheet when the moving seat 201 moves between the two groups of clamping mechanisms, leading one end of the moving plate 301 and the moving plate 302, which are close to each other, being provided with a buffer pad, avoiding abrasion or clamping damage to the silicon steel sheet in the clamping process.
The cleaning component is arranged on the movable seat 201 and is used for cleaning the surface of the silicon steel sheet, the cleaning component comprises cleaning cloth 401, the cleaning cloth 401 is provided with two cleaning cloths, the cleaning cloth 401 is detachably arranged on the movable seat 201, the two cleaning cloths 401 are respectively in contact with the top end and the bottom end of the silicon steel sheet, the movable seat 201 is driven to move through the electric cylinder II 202, the movable seat 201 drives the cleaning cloth 401 to move, the surface of the silicon steel sheet is cleaned, and oil stains on the surface of the silicon steel sheet are wiped.
In order to improve the burring effect to the silicon steel sheet, still include and scrape the mechanism, scrape the mechanism and include scraper blade 501, scraper blade 501 is provided with two, scraper blade 501 sets up on removing seat 201, two scraper blades 501 respectively with the top and the bottom contact of silicon steel sheet, remove seat 201 and drive scraper blade 501 and remove, scrape the rust on silicon steel sheet surface and the burr at edge, scraper blade 501 carries out spacing to the silicon steel sheet simultaneously, improve the stability of silicon steel sheet, be provided with mount pad 402 on the scraper blade 501, mount pad 402 can be dismantled through the bolt and be connected with mounting panel 403, cleaning cloth 401 sets up on mounting panel 403, so realize cleaning cloth 401 and remove seat 201's dismantlement and connect.
In order to improve the stability of the silicon steel sheet, the silicon steel sheet pretreatment device further comprises a supporting part, the supporting part is arranged on the pretreatment table 14, the supporting part comprises a supporting plate 601 and supporting springs 602, the supporting plate 601 is provided with a plurality of supporting plates 601, the supporting plate 601 is rotatably arranged at the top of the pretreatment table 14, the supporting plates 601 are contacted with the bottom ends of the silicon steel sheet, the supporting springs 602 are provided with a plurality of groups, the supporting springs 602 are in one-to-one correspondence with the supporting plates 601, the supporting springs 602 are arranged on two sides of the supporting plates 601, one ends of the supporting springs 602, far away from the supporting plates 601, are arranged on the pretreatment table 14, the supporting plates 601 can be in a vertical state through the cooperation of the supporting springs 602, the supporting plates 601 support the silicon steel sheet, in the moving process of the moving seat 201, the moving seat 201 can push the supporting plates 601 to rotate, the supporting springs 602 on one side are lengthened, the supporting springs 602 on the other side are shortened, the supporting springs 601 are separated from the supporting plates by a certain distance under the action of the supporting springs 602, the supporting springs 602 are continuously supported on the silicon steel sheet, and the silicon steel sheet is always kept in the supporting plates, and meanwhile the moving seat 201 is prevented from being blocked.
In order to adapt to the pretreatment of silicon steel sheets with different sizes, the movable seat 201 is arranged on the pretreatment table 14 in a liftable and movable way, preferably, two slide rails 5 are arranged on the pretreatment table 14, a slide plate 6 is arranged between the two slide rails 5in a sliding way, a first electric cylinder 102 is arranged on the slide plate 6, a slide rail 8 matched with the slide plate 6 is arranged on the slide rail 5, an adjusting screw 7 is rotatably arranged in the slide plate 8, the slide plate 6 is in threaded connection with the adjusting screw 7, the slide plate 6 can be driven to lift by rotating the adjusting screw 7, so that the heights of the first electric cylinder 102 and the movable seat 201 are adjusted, the scraper 501 is arranged on the movable seat 201 in a liftable way, preferably, two slide rails 8 are arranged on the movable seat 201, two slide blocks 9 are arranged in the slide rail 8 in a sliding way, two bidirectional screw rods two 10 are rotatably arranged in the slide rails 8, two threaded ends of the bidirectional screw rods two 10 are in one-to-one correspondence with the two slide blocks 9, the slide blocks 9 are in threaded connection with the two bidirectional screw rods 10, the scraping plates 501 are arranged between the two slide blocks 9 at the same height position, the two slide blocks 9 can be mutually close to or mutually far away by rotating the two bidirectional screw rods 10, namely, the distance between the two scraping plates 501 is adjusted to adapt to the thickness of the silicon steel sheet, the top end of the scraping plate 501 positioned at the lower side is contacted with the bottom end of the silicon steel sheet through the height adjustment of the movable seat 201 and the scraping plates 501, namely, the top ends of the scraping plates 501 positioned at the lower side and the cleaning cloth 401 are flush with the top ends of the supporting plates 601, the supporting plates 601 support the silicon steel sheet, the polishing frame 203 is movably arranged on the movable seat 201 through the sliding seat 11, the two limiting plates 12 are respectively contacted with the two sides of the silicon steel sheet, the sliding seat 11 and the movable seat 201 are in sliding fit, the locking bolts 13 are in threaded connection, the distance between the two polishing belts 208 and the distance between the two limiting plates 12 can be adjusted through the movement of the sliding seat 11, the two limiting plates 12 limit the two sides of the silicon steel sheet, meanwhile, the two sides of the silicon steel sheet are scraped in the movement process of the moving seat 201, the limiting plates 12 and the polishing frame 203 move synchronously, and the polishing frame 203 is also positioned at the edge position of the silicon steel sheet, so that the polishing belts 208 polish the edge of the silicon steel sheet.
In order to reduce the influence of chips generated by polishing on the processing environment, the pretreatment table 14 is provided with a protection mechanism, the protection mechanism comprises a protection cover 701 and opening and closing plates 702, the protection cover 701 is arranged at the top of the pretreatment table 14, the opening and closing plates 702 are arranged at two, the two opening and closing plates 702 are movably arranged at the top of the protection cover 701, preferably, the protection cover 701 is rotatably provided with a bidirectional screw rod III 703, two threaded ends of the bidirectional screw rod III 703 are respectively and spirally connected with a movable block, the movable blocks are in one-to-one correspondence with the opening and closing plates 702, the movable blocks are fixedly connected with the opening and closing plates 702, the protection cover 701 is provided with a motor III 704, one end of the bidirectional screw rod III 703 is arranged at the output end of the motor III 704, the bidirectional screw rod III 703 can be driven to rotate by the motor III 704, the two moving blocks are driven to be close to each other or far away from each other, so that the two opening and closing plates 702 are opened and closed, the opening and closing plates 702 are in a state of being far away from each other to seal the protective cover 701 in the feeding and discharging process, the two opening and closing plates 702 are in a state of being in contact with each other to seal the protective cover 701 in the pretreatment process, silicon steel sheets on the pretreatment table 14 are sealed through the protective cover 701 and the opening and closing plates 702, chips generated by polishing and oil stains generated by cleaning are prevented from escaping, pollution is caused to other silicon steel sheets and surrounding environments, the sliding rod and the protective cover 701 are in sliding fit, and the driving plate 305 can be driven by the bidirectional screw one 304 while the stability of the fixed plate 301 is ensured.
In order to collect the scraps produced by grinding, the device also comprises a scraps collecting mechanism, wherein the scraps collecting mechanism comprises a scraps collecting box 801, a vacuum pump 802, a first air suction cover 803, a fan 804 and a second air suction cover 805, the scraps collecting box 801 is arranged on the pretreatment table 14, an air inlet of the vacuum pump 802 is communicated with the scraps collecting box 801, the first air suction cover 803 is arranged on the movable seat 201, the first air suction cover 803 is communicated with the scraps collecting box 801, the fan 804 is arranged on the movable seat 201, the second air suction cover 805 is arranged on the protective cover 701, the second air suction cover 805 is communicated with the scraps collecting box 801, air is sucked into the scraps collecting box 801 through the vacuum pump 802, so that air is sucked into the protective cover 701 through the first air suction cover 803 and the second air suction cover 805, the inside of taking in the piece to piece collecting box 801 is collected to fan 804 cooperation, the clearance mouth has been seted up on the piece collecting box 801, and clearance mouth department is provided with the clearance board, regularly open the clearance board and can collect the inside piece of piece collecting box 801, the inside of piece collecting box 801 sets up the dust screen, the intercommunication department of vacuum pump 802 and piece collecting box 801 is in the inside of dust screen, avoid the inside that the piece got into vacuum pump 802 to cause its damage, can set up the air inlet on protection casing 701 or switching board 702, and set up the dust screen in air inlet department, avoid the inside low pressure of protection casing 701, perhaps can communicate the gas outlet and the protection casing 701 of vacuum pump 802, guarantee the stability of the inside pressure of protection casing 701 when avoiding external dust to get into the inside of protection casing 701.
The transformer core pressing method uses the transformer core pressing device, and comprises the following steps:
s1, the positions of a movable seat 201, a scraping plate 501 and a sliding seat 11 are adjusted in advance to adapt to the sizes of silicon steel sheets, two vacuum chucks 2 are respectively positioned above a raw material table 3 and a pretreatment table 14, the vacuum chucks 2 descend to suck the silicon steel sheets on the raw material table 3, a screw feeding structure 101 drives the vacuum chucks 2 to move, the two vacuum chucks 2 move above the pretreatment table 14 and a pressing table 4, two opening and closing plates 702 are mutually far away from an opening protection cover 701, the vacuum chucks 2 descend to place the silicon steel sheets on the tops of a plurality of support plates 601, a fixing plate 301 approaches the silicon steel sheets and contacts the bottom ends of the silicon steel sheets, a movable plate 302 descends to contact the top ends of the silicon steel sheets, the fixing plate 301 and the movable plate 302 clamp the silicon steel sheets, then the vacuum chucks 2 ascend, the two opening and closing plates 702 mutually approach each other to seal the tops of the protection cover 701, and then the two vacuum chucks 2 return to the positions above the raw material table 3 and the pretreatment table 14;
S2, a moving plate 302 close to one side of a moving seat 201 is far away from a silicon steel sheet to release clamping of the silicon steel sheet, then a fixed plate 301 is far away from the silicon steel sheet, the moving seat 201 is close to the silicon steel sheet, a polishing belt 208 is in contact with the edge of the silicon steel sheet, a driving roller 204 drives the polishing belt 208 to perform rotary motion to polish the edge of the silicon steel sheet, meanwhile, a scraping plate 501 and a limiting plate 12 scrape the edge of the silicon steel sheet along with the movement of the moving seat 201, meanwhile, a cleaning cloth 401 cleans the surface of the silicon steel sheet, along with the movement of the moving seat 201 between two clamping mechanisms, the clamping mechanism close to the moving seat 201 is close to the silicon steel sheet to clamp the silicon steel sheet again, and when the polishing belt 208 moves to the other clamping mechanism, the clamping mechanism is far away from the silicon steel sheet;
S3, in the process, the fan 804 moves along with the movable seat 201 to blow air to the polishing position and the surface of the silicon steel sheet, meanwhile, the vacuum pump 802 sucks air into the scrap collecting box 801, the first air suction cover 803 and the second air suction cover 805 suck air into the interior of the protective cover 701, the fan 804 is matched to suck scraps and impurities in the protective cover 701 into the interior of the scrap collecting box 801 to collect, then the movable seat 201 drives the polishing belt 208 to return to the original position, the two opening and closing plates 702 are mutually far away from the opening protective cover 701, the two vacuum suction cups 2 descend to suck the pretreated silicon steel sheet and the silicon steel sheet on the raw material table 3 respectively, the screw feeding structure 101 drives the two vacuum suction cups 2 to move, the pretreated silicon steel sheet is placed on the pressing table 4 to be pressed, and the silicon steel sheet on the raw material table 3 is placed on the pretreatment table 14 to be pretreated.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (10)
1. The utility model provides a mutual-inductor iron core compression fittings, includes support body (1), vacuum chuck (2), raw materials platform (3) and pressfitting platform (4), its characterized in that still includes:
a pretreatment table (14), wherein the pretreatment table (14) is arranged between the raw material table (3) and the pressing table (4), and the distance between the pretreatment table (14) and the raw material table (3) are equal;
the conveying mechanism is used for conveying the silicon steel sheets;
The deburring mechanism, the deburring mechanism sets up on pretreatment table (14) for get rid of the edge burr of silicon steel sheet, the deburring mechanism includes:
the movable seat (201) is movably arranged on the pretreatment table (14), and a through hole for a silicon steel sheet to pass through is formed in the movable seat (201);
the two polishing parts are used for polishing the edges of the silicon steel sheets;
the clamping mechanisms are arranged on the pretreatment table (14) and used for clamping the silicon steel sheets;
a cleaning member provided on the moving seat (201) for cleaning a surface of the silicon steel sheet, the cleaning member comprising:
The cleaning cloth (401), cleaning cloth (401) are provided with two, cleaning cloth (401) can dismantle the setting and be in on moving seat (201), two cleaning cloth (401) respectively with the top and the bottom contact of silicon steel sheet.
2. The transformer core pressing device of claim 1, wherein the conveying mechanism comprises:
The device comprises a lead screw feeding structure (101), wherein the lead screw feeding structure (101) is arranged on a frame body (1), two vacuum chucks (2) are arranged, the vacuum chucks (2) are arranged on the lead screw feeding structure (101) in a lifting mode, and the distance between the two vacuum chucks (2) is matched with the distance between a pretreatment table (14) and a raw material table (3).
3. The transformer core pressing device of claim 2, wherein the grinding member comprises:
a grinding frame (203), wherein the grinding frame (203) is arranged on the movable seat (201);
A driving roller (204), wherein the driving roller (204) is rotatably arranged on the polishing frame (203);
the tensioning plate (205) is arranged on the polishing frame (203) in a lifting manner;
the tensioning blocks (206) are arranged in two, and the tensioning blocks (206) are arranged on the tensioning plate (205) through tensioning springs and telescopic rods;
-a tensioning roller (207), said tensioning roller (207) being rotatably arranged between two of said tensioning blocks (206);
And the polishing belt (208) is connected with the outside of the driving roller (204) and the tensioning roller (207) in a transmission way.
4. A transformer core pressing device according to claim 3, wherein said clamping mechanism comprises:
The two fixing plates (301) are symmetrically and movably arranged on the pretreatment table (14);
The movable plates (302), the movable plates (302) are arranged in two, the movable plates (302) are in one-to-one correspondence with the fixed plates (301), and the movable plates (302) are arranged at the top of the fixed plates (301) in a lifting mode.
5. The transformer core pressing device of claim 4, further comprising a scraping mechanism, the scraping mechanism comprising:
The two scrapers (501) are arranged on the movable seat (201), and the two scrapers (501) are respectively contacted with the top end and the bottom end of the silicon steel sheet.
6. The transformer core lamination apparatus of claim 5, further comprising a support member disposed on the pretreatment table (14), the support member comprising:
The support plates (601) are arranged in a plurality, the support plates (601) are rotatably arranged at the top of the pretreatment table (14), and the support plates (601) are contacted with the bottom ends of the silicon steel sheets;
Support spring (602), support spring (602) are provided with the multiunit, multiunit support spring (602) and a plurality of backup pad (601) one-to-one, every group support spring (602) quantity is two, two support spring (602) set up backup pad (601) both sides, support spring (602) are kept away from backup pad (601) one end sets up on pretreatment table (14).
7. The transformer core pressing device according to claim 6, wherein the movable base (201) is arranged on the pretreatment table (14) in a liftable and movable manner, the scraping plate (501) is arranged on the movable base (201) in a liftable manner, the polishing frame (203) is arranged on the movable base (201) in a movable manner through the sliding base (11), the sliding base (11) is provided with limiting plates (12), and the two limiting plates (12) are respectively contacted with two sides of the silicon steel sheet.
8. The transformer core pressing device according to claim 7, wherein the pretreatment table (14) is provided with a protection mechanism, the protection mechanism comprising:
-a shield (701), said shield (701) being arranged on top of said pre-treatment stage (14);
The two opening and closing plates (702) are arranged, and the two opening and closing plates (702) are movably arranged at the top of the protective cover (701).
9. The transformer core pressing device of claim 8, further comprising a debris collection mechanism comprising:
A debris collection bin (801), the debris collection bin (801) being disposed on the pretreatment station (14);
a vacuum pump (802), an air inlet of the vacuum pump (802) being in communication with the debris collection bin (801);
A first air extraction cover (803), wherein the first air extraction cover (803) is arranged on the movable seat (201), and the first air extraction cover (803) is communicated with the debris collection box (801);
A fan (804), wherein the fan (804) is arranged on the movable seat (201);
And the second air extraction cover (805) is arranged on the protective cover (701), and the second air extraction cover (805) is communicated with the debris collection box (801).
10. A method for pressing the iron core of a mutual inductor, which uses the pressing device for pressing the iron core of the mutual inductor as claimed in claim 9, comprising the following steps:
S1, adjusting the positions of the movable seat (201), the scraping plate (501) and the sliding seat (11) in advance to enable the positions of the movable seat, the scraping plate and the sliding seat to be matched with the sizes of silicon steel sheets, wherein two vacuum chucks (2) are respectively arranged above the raw material table (3) and the pretreatment table (14), the vacuum chucks (2) descend to suck the silicon steel sheets on the raw material table (3), the screw feeding structure (101) drives the vacuum chucks (2) to move so that the two vacuum chucks (2) move above the pretreatment table (14) and the pressing table (4), the two opening and closing plates (702) are mutually separated to open the protective cover (701), the vacuum chucks (2) descend to place the silicon steel sheets on the tops of the plurality of support plates (601), the fixing plates (301) approach the silicon steel sheets and contact the bottom ends of the silicon steel sheets, the movable plates (302) descend to contact the top ends of the silicon steel sheets, the fixing plates (301) and the two vacuum chucks (302) are mutually closed, and then the two vacuum chucks (2) are mutually closed, and the two vacuum chucks (702) are mutually closed;
S2, the movable plate (302) close to one side of the movable seat (201) is far away from the silicon steel sheet to release the clamping of the silicon steel sheet, then the fixed plate (301) is far away from the silicon steel sheet, the movable seat (201) is close to the silicon steel sheet, the polishing belt (208) is in contact with the edge of the silicon steel sheet, the driving roller (204) drives the polishing belt (208) to perform rotary motion to polish the edge of the silicon steel sheet, meanwhile, the scraping plate (501) and the limiting plate (12) scrape the edge of the silicon steel sheet along with the movement of the movable seat (201), meanwhile, the cleaning cloth (401) cleans the surface of the silicon steel sheet, the clamping mechanism close to the movable seat (201) is close to the silicon steel sheet to clamp the silicon steel sheet again along with the movement of the movable seat (201) between the two clamping mechanisms, and the clamping mechanism is far away from the silicon steel sheet when the polishing belt (208) moves to the other clamping mechanism;
s3, in the process, the fan (804) moves along with the movable seat (201) and blows air to the polishing position and the surface of the silicon steel sheet, meanwhile, the vacuum pump (802) sucks air into the scrap collecting box (801), the air suction cover I (803) and the air suction cover II (805) suck air into the protective cover (701) and the fan (804) are matched to suck scraps and impurities in the protective cover (701) into the scrap collecting box (801) for collection, then the movable seat (201) drives the polishing belt (208) to return to the original position, the two opening and closing plates (702) are mutually separated to open the protective cover (701), the two vacuum suction cups (2) are lowered to suck the pretreated silicon steel sheet and the silicon steel sheet on the raw material table (3), then the screw feeding structure (101) drives the two vacuum suction cups (2) to move, the pretreated silicon steel sheet is placed on the pressing table (4) for pressing, and the pretreated silicon steel sheet is placed on the pressing table (3) for pretreatment of the raw material table (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410422788.9A CN118248449A (en) | 2024-04-09 | 2024-04-09 | Lamination device and lamination method for transformer iron cores |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410422788.9A CN118248449A (en) | 2024-04-09 | 2024-04-09 | Lamination device and lamination method for transformer iron cores |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN118248449A true CN118248449A (en) | 2024-06-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410422788.9A Withdrawn CN118248449A (en) | 2024-04-09 | 2024-04-09 | Lamination device and lamination method for transformer iron cores |
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| Country | Link |
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| CN (1) | CN118248449A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118417214A (en) * | 2024-07-05 | 2024-08-02 | 江苏持华科技有限公司 | Efficient intermediate ring alternative processing workbench structure |
| CN118875932A (en) * | 2024-10-08 | 2024-11-01 | 江苏新鼎新材料有限公司 | Surface grinding equipment for metal sheet processing |
| CN118951985A (en) * | 2024-10-19 | 2024-11-15 | 长春汽车工业高等专科学校 | A grinding device for metal processing |
-
2024
- 2024-04-09 CN CN202410422788.9A patent/CN118248449A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118417214A (en) * | 2024-07-05 | 2024-08-02 | 江苏持华科技有限公司 | Efficient intermediate ring alternative processing workbench structure |
| CN118875932A (en) * | 2024-10-08 | 2024-11-01 | 江苏新鼎新材料有限公司 | Surface grinding equipment for metal sheet processing |
| CN118951985A (en) * | 2024-10-19 | 2024-11-15 | 长春汽车工业高等专科学校 | A grinding device for metal processing |
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Application publication date: 20240625 |
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