CN112372056A - Spring steel production divides strip machine with burring function - Google Patents
Spring steel production divides strip machine with burring function Download PDFInfo
- Publication number
- CN112372056A CN112372056A CN202011261901.8A CN202011261901A CN112372056A CN 112372056 A CN112372056 A CN 112372056A CN 202011261901 A CN202011261901 A CN 202011261901A CN 112372056 A CN112372056 A CN 112372056A
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- gear
- motor
- spring steel
- fixedly connected
- top surface
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- 229910000639 Spring steel Inorganic materials 0.000 title claims abstract description 49
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 14
- 238000005498 polishing Methods 0.000 claims description 19
- 230000005540 biological transmission Effects 0.000 claims description 17
- 230000000149 penetrating effect Effects 0.000 description 6
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000005261 decarburization Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D19/00—Shearing machines or shearing devices cutting by rotary discs
- B23D19/04—Shearing machines or shearing devices cutting by rotary discs having rotary shearing discs arranged in co-operating pairs
- B23D19/06—Shearing machines or shearing devices cutting by rotary discs having rotary shearing discs arranged in co-operating pairs with several spaced pairs of shearing discs working simultaneously, e.g. for trimming or making strips
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/04—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass for both machining and other metal-working operations
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The invention discloses a spring steel production slitting machine with a deburring function, which comprises an operation table, wherein first side blocks which are mutually symmetrical and second side blocks which are mutually symmetrical are fixedly arranged on the top surface of the operation table, a roller shaft is rotatably arranged between the two first side blocks, a feed roller is fixedly sleeved on the outer side of the roller shaft, one end of the roller shaft penetrates through one of the first side blocks and is fixedly connected with a first gear, a base is fixedly arranged on one surface, close to the first gear, of the operation table, a first motor box is embedded into the top surface of the base, and a first motor groove is formed in the first motor box. According to the spring steel plate cutting device, the lead screw is rotatably arranged between the two second side blocks, the plurality of lead screws and the plurality of cutting wheel discs which are linearly distributed at equal intervals are sleeved on the outer side of the lead screw, the lead screws and the cutting wheel discs are fixedly connected through one die, the top end of each lead screw is provided with the screw hole, and the fastening screw penetrates through the screw hole, so that the cutting size of the spring steel plate can be adjusted, and the flexibility is improved.
Description
Technical Field
The invention relates to the technical field of spring steel slitting, in particular to a spring steel production slitting machine with a deburring function.
Background
Spring steel refers to special alloy steel for manufacturing various springs and other elastic elements, and can be divided into common alloy spring steel and special alloy spring steel according to performance requirements and use conditions, wherein the spring steel has excellent comprehensive performance, excellent metallurgical quality (high purity and uniformity), good surface quality (strictly controlling surface defects and decarburization), and accurate appearance and size;
the existing spring steel plate is mostly cut and stripped through a stripping machine, the stripping machine is equipment for longitudinally cutting a plate into strips with a plurality of required specifications, the traditional stripping machine cannot adjust stripping size when in use, the flexibility is poor, burrs are easily formed on the side edges of the formed spring steel plates after the spring steel plates are cut and stripped through the traditional stripping machine, if the spring steel plates are not timely polished, workers are easily scratched by the burrs when the spring steel plates are carried, and the quality of spring steel products is influenced by the burrs in the spring steel plates.
Disclosure of Invention
The invention aims to provide a spring steel production slitting machine with a deburring function, and aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a spring steel production slitting machine with a deburring function comprises an operation table, wherein first side blocks which are symmetrical to each other and second side blocks which are symmetrical to each other are fixedly arranged on the top surface of the operation table, a roller shaft is rotatably arranged between the two first side blocks, a feed roller is fixedly sleeved on the outer side of the roller shaft, one end of the roller shaft penetrates through one of the first side blocks and is fixedly connected with a first gear, a base is fixedly arranged on one surface, close to the first gear, of the operation table, a first motor box is embedded into the top surface of the base, a first motor groove is formed in the first motor box, a first motor is fixedly arranged in the first motor groove, a rotor is arranged in the middle of one end, close to the first gear, of the first motor, and one end, far away from the first motor, of the rotor penetrates through one side wall of the first motor groove and is fixedly connected with the first gear;
a screw rod is rotatably arranged between the two second side blocks, a plurality of linear screw rods and cutting wheel discs which are distributed at equal intervals are sleeved on the outer side of each screw rod, the screw rods and the cutting wheel discs are fixedly connected through one die, screw holes are formed in the top ends of the screw rods, fastening screws penetrate through the screw holes, one end, close to the base, of each screw rod penetrates through the second side blocks on the same side and is fixedly connected with a second gear, and a first transmission chain belt is arranged between the first gear and the second gear;
the top surface of operation panel is kept away from the one end of first side piece and is opened the fixed subassembly of polishing that is equipped with mutual symmetry, the subassembly of polishing and the supporting shoe of operation panel top surface fixed connection's mutual symmetry, two the top fixedly connected with diaphragm of supporting shoe, the diaphragm, the bottom surface middle part of diaphragm is run through and is equipped with the mounting panel, the one end bottom surface rotation that the mounting panel runs through the mounting panel is equipped with the fourth gear of mutual symmetry, the middle part of fourth gear is run through and is equipped with the gear shaft, the bottom fixedly connected with grinding wheel of gear shaft, the bottom surface of fourth gear and embedding mounting panel is run through on the top of gear shaft.
Preferably, the bottom end of the feeding roller is tightly attached to the top surface of the operating platform.
Preferably, the top surface of the operating platform is provided with a cutting groove matched with the cutting wheel disc.
Preferably, the subassembly of polishing is still including the fixed second motor case of locating the positive and back mutual symmetry of operation panel, second motor groove has been seted up to the inside of second motor case, the fixed second motor that is equipped with in inside in second motor groove, the top middle part of second motor is equipped with the pivot, the fixed cover in groove top that runs through second motor groove in the top of pivot has connect the third gear, the outside of the fourth gear of third gear and two mutual symmetries is equipped with the second transmission chain belt.
Preferably, a balance block is arranged between adjacent surfaces of the lower ends of the two support blocks, and the height of the balance block is equal to the thickness of the grinding wheel.
Preferably, the inner side of the first transmission chain belt is provided with first clamping teeth which are mutually meshed with the first gear and the second gear, and the inner side of the second transmission chain belt is provided with second clamping teeth which are mutually meshed with the third gear and the fourth gear.
The invention has the technical effects and advantages that:
1. according to the spring steel plate cutting device, the lead screw is rotatably arranged between the two second side blocks, the plurality of lead screws and the plurality of cutting wheel discs which are linearly distributed at equal intervals are sleeved on the outer side of the lead screw, the lead screws and the cutting wheel discs are fixedly connected through one-die forming, the top end of each lead screw is provided with the screw hole, and the fastening screw penetrates through the inside of each screw hole, so that the cutting size of the spring steel plate can be adjusted, and the flexibility is improved;
2. according to the invention, the symmetrical polishing assemblies are fixedly arranged at one end, far away from the first side edge block, of the top surface of the operating table, the mounting plate 52 is rotatably provided with the symmetrical fourth gears 54 through the bottom surface of one end, penetrating through the mounting plate 52, of the mounting plate 52, the middle part of the fourth gear 54 is penetrated through the gear shaft 541, and the bottom end of the gear shaft 541 is fixedly connected with the polishing grinding wheel 5411, so that burrs formed on the side edges of the spring steel bars can be polished.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a partial sectional structural schematic view of the present invention.
FIG. 3 is an enlarged view of the position A in FIG. 2 according to the present invention.
Fig. 4 is an enlarged structural diagram of the position B in fig. 2 according to the present invention.
Figure 5 is a schematic cross-sectional view of a sanding assembly according to the present invention.
In the figure: 1. an operation table; 11. a first side block; 111. a feed roller; 1111. a first gear; 12. a second side block; 13. cutting the groove; 2. a base; 21. a first motor case; 211. a first motor slot; 2111. a first motor; 3. a screw rod; 31. a second gear; 32. a lead screw; 33. cutting the wheel disc; 311. fastening screws; 4. a first drive chain belt; 5. polishing the assembly; 51. a transverse plate; 511. a support block; 512. a counterbalance; 52. mounting a plate; 53. a second motor case; 531. a second motor slot; 5311. a second motor; 53111. a rotating shaft; 53112. a third gear; 54. a fourth gear; 541. a gear shaft; 5411. grinding a grinding wheel; 55. a second drive chain belt.
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.
The invention provides a spring steel production slitting machine with a deburring function as shown in figures 1-5, which comprises an operation table 1, wherein the top surface of the operation table 1 is fixedly provided with first side blocks 11 which are mutually symmetrical and second side blocks 12 which are mutually symmetrical, a roller shaft is arranged between the two first side blocks 11 in a rotating manner, the outer side of the roller shaft is fixedly sleeved with a feed roller 111, one end of the roller shaft penetrates through one of the first side blocks 11 and is fixedly connected with a first gear 1111, one surface of the operation table 1 close to the first gear 1111 is fixedly provided with a base 2, the top surface of the base 2 is embedded with a first motor box 21, the inside of the first motor box 21 is provided with a first motor groove 211, the inside of the first motor groove 211 is fixedly provided with a first motor 2111, the middle part of one end of the first motor 2111 close to the first gear 1111 is provided with a rotor, one end of the rotor far away from the first motor 2111 penetrates through one side wall of the first motor groove 211 and is fixedly connected with the first, the first motor 2111 is started, the first motor 2111 drives the first gear 1111 to rotate through the rotor, the first gear 1111 drives the feed roller 111 to rotate through a roller shaft penetrating through the interior of the feed roller 111, the bottom end of the feed roller 111 is tightly attached to the top surface of the operating platform 1, the feed roller 111 compresses the spring steel plate to move towards the cutting wheel disc 33, the first gear 1111 drives the second gear 31 to rotate through the first transmission chain belt 4, the second gear 31 drives the lead screw 3 to rotate, the plurality of cutting wheel discs 33 fixedly sleeved on the outer side of the lead screw 3 rotate simultaneously, the spring steel plate moving to the position right below the cutting wheel disc 33 is cut, and therefore the cutting of the spring steel plate can be automatically carried out;
a screw rod 3 is rotatably arranged between the two second side blocks 12, a plurality of linear screw rods 32 and cutting wheel discs 33 which are distributed at equal intervals are sleeved on the outer side of each screw rod 3, the screw rods 32 and the cutting wheel discs 33 are fixedly connected through one die, screw holes are formed in the top ends of the screw rods 32, fastening screws 311 are arranged inside the screw holes in a penetrating mode, one end, close to the base 2, of each screw rod 3 penetrates through the second side block 12 and is fixedly connected with a second gear 31, a first transmission chain belt 4 is arranged between the first gear 1111 and the second gear 31, when the cutting size needs to be adjusted, the fastening screws 311 which are inserted into the top surfaces of the corresponding screw rods 32 and correspond to the cutting wheel discs 33 needing to be adjusted are disassembled by using a cross screwdriver, the cutting wheel discs 33 which need to be adjusted are rotated for every circle, and the corresponding screw rods 32 are driven to move for a pitch distance in the, after the position adjustment is finished, the fastening screw 311 is screwed down, so that the cutting size of the spring steel plate can be adjusted, and the flexibility is improved;
the end of the top surface of the operating table 1 far away from the first side block 11 is fixedly provided with symmetrical polishing assemblies 5, the polishing assemblies 5 are fixedly connected with the top surface of the operating table 1 through symmetrical supporting blocks 511, the top ends of the two supporting blocks 511 are fixedly connected with a transverse plate 51, the transverse plate 51 is provided with a mounting plate 52 in a penetrating manner, the mounting plate 52 is provided with a symmetrical fourth gear 54 in a rotating manner through the bottom surface of one end of the mounting plate 52, the middle part of the fourth gear 54 is provided with a gear shaft 541 in a penetrating manner, the bottom end of the gear shaft 541 is fixedly connected with a polishing grinding wheel 5411, the top end of the gear shaft 541 penetrates through the fourth gear 54 and is embedded into the bottom surface of the mounting plate 52, the spring steel plate is cut into spring steel bars and then continues to move towards the polishing assemblies 5 under the continuous action of the feed roller 111, the fourth gear 54 rotates relative to the corresponding gear, the fourth gear 54 rotates while driving the grinding wheel 5411 to rotate, and the four grinding wheels 5411 grind the cut spring steel strip, so that burrs formed on the side edges of the spring steel strip can be ground.
The bottom end of the feed roller 111 is closely attached to the top surface of the operating platform 1, so that the feed roller 111 can press the spring steel plate on the top surface of the operating platform 1 and is driven by the rotation of the feed roller 111 to move towards the cutting wheel disc 33.
Cutting groove 13 with cutting rim plate 33 looks adaptation is seted up to the top surface of operation panel 1 for the spring billet can thoroughly cut off, avoids the condition of adhesion not appearing completely in the cutting.
The polishing assembly 5 further includes a second motor box 53 fixedly disposed on the front surface and the back surface of the operation table 1, the second motor box 53 is disposed inside the second motor box 53, a second motor 5311 is fixedly disposed inside the second motor box 531, a rotating shaft 53111 is disposed in the middle of the top end of the second motor 5311, a third gear 53112 is fixedly connected to the top end of the rotating shaft 53111, which penetrates through the second motor box 531, a second transmission chain belt 55 is disposed outside the third gear 53112 and the two symmetrical fourth gears 54, and the two symmetrical second motors 5311 are turned on at the same time, the second motor 5311 drives the corresponding third gear 53112 to rotate through the rotating shaft 53111, the third gear 53112 drives the two symmetrical fourth gears 54 to rotate through the second transmission chain belt 55, so that the fourth gear 54 can drive the polishing grinding wheel 5411 to polish the cut spring steel bars.
A balance weight 512 is arranged between the adjacent surfaces of the lower ends of the two supporting blocks 511, the height of the balance weight 512 is equal to the thickness of the grinding wheel 5411, and the structure of the grinding assembly 5 is further explained.
The inner side of the first transmission chain belt 4 is provided with first clamping teeth which are meshed with the first gear 1111 and the second gear 31, the inner side of the second transmission chain belt 55 is provided with second clamping teeth which are meshed with the third gear 53112 and the fourth gear 54, the first gear 1111 is linked with the second gear 31 through the first transmission chain belt 4, and the third gear 53112 is linked with the fourth gear 54 through the second transmission chain belt 55.
The working principle of the invention is as follows: the first motor 2111 is started, the first motor 2111 drives the first gear 1111 to rotate through the rotor, the first gear 1111 drives the feed roller 111 to rotate through a roller shaft penetrating through the interior of the feed roller 111, the bottom end of the feed roller 111 is tightly attached to the top surface of the operating platform 1, the feed roller 111 compresses the spring steel plate to move towards the cutting wheel disc 33, the first gear 1111 drives the second gear 31 to rotate through the first transmission chain belt 4, the second gear 31 drives the lead screw 3 to rotate, the plurality of cutting wheel discs 33 fixedly sleeved on the outer side of the lead screw 3 rotate simultaneously, the spring steel plate moving to the position right below the cutting wheel disc 33 is cut, and therefore the cutting of the spring steel plate can be automatically carried out;
when the cutting size needs to be adjusted, a cross screwdriver is used for disassembling a fastening screw 311 which is inserted on the top surface of a lead screw 32 and corresponds to a cutting wheel disc 33 which needs to be adjusted, the cutting wheel disc 33 which needs to be adjusted is rotated, the corresponding lead screw 32 is driven to move by a distance of one screw pitch in the horizontal direction relative to the lead screw 3 every time the cutting wheel disc 33 rotates by one circle, and after the position is adjusted, the fastening screw 311 is screwed down, so that the cutting size of the spring steel plate can be adjusted, and the flexibility is improved;
after the spring steel plate is cut into spring steel bars, the spring steel bars continue to move towards the polishing assembly 5 under the continuous action of the feed roller 111, the fourth gear 54 rotates relative to the corresponding gear shaft 541, the bottom surface of the fourth gear 54 is fixedly connected with the top surface of the polishing grinding wheel 5411, the polishing grinding wheel 5411 is driven to rotate while the fourth gear 54 rotates, and the four polishing grinding wheels 5411 polish the cut spring steel bars, so that burrs formed on the side edges of the spring steel bars can be polished;
finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a spring steel production divides strip machine with burring function, includes operation panel (1), its characterized in that: the top surface of the operating platform (1) is fixedly provided with first side blocks (11) which are symmetrical to each other and second side blocks (12) which are symmetrical to each other, a roll shaft is rotatably arranged between the two first side blocks (11), and the outer side of the roll shaft is fixedly sleeved with a feed roll (111), one end of the roll shaft penetrates through one of the first side blocks (11) and is fixedly connected with a first gear (1111), a base (2) is fixedly arranged on one surface of the operating platform (1) close to the first gear (1111), a first motor box (21) is embedded in the top surface of the base (2), a first motor groove (211) is formed in the first motor box (21), a first motor (2111) is fixedly arranged in the first motor groove (211), the middle part of one end of the first motor (2111) close to the first gear (1111) is provided with a rotor, one end of the rotor, which is far away from the first motor (2111), penetrates through the side wall of one side of the first motor groove (211) and is fixedly connected with the first gear (1111);
a screw rod (3) is rotatably arranged between the two second side blocks (12), a plurality of linear lead screws (32) and cutting wheel discs (33) which are distributed at equal intervals are sleeved on the outer side of the screw rod (3), the lead screws (32) and the cutting wheel discs (33) are fixedly connected through one-die forming, screw holes are formed in the top ends of the lead screws (32), fastening screws (311) penetrate through the screw holes, a second gear (31) is fixedly connected with the second side blocks (12) which penetrate through the same side at one end, close to the base (2), of the lead screw (3), and a first transmission chain belt (4) is arranged between the first gear (1111) and the second gear (31);
the top surface of operation panel (1) is kept away from the one end of first side piece (11) and is opened fixed polishing subassembly (5) that are equipped with mutual symmetry, polishing subassembly (5) and the supporting shoe (511) of operation panel (1) top surface fixed connection's mutual symmetry, two top fixedly connected with diaphragm (51) of supporting shoe (511), diaphragm (51), the bottom surface middle part of diaphragm (51) is run through and is equipped with mounting panel (52), mounting panel (52) run through the one end bottom surface rotation of mounting panel (52) and are equipped with fourth gear (54) of mutual symmetry, the middle part of fourth gear (54) is run through and is equipped with gear shaft (541), the bottom fixedly connected with grinding wheel (5411) of gear shaft (541), the top of gear shaft (541) runs through the bottom surface of fourth gear (54) and embedding mounting panel (52).
2. The spring steel production slitting machine with deburring function of claim 1, characterized in that: the bottom end of the feeding roller (111) is tightly attached to the top surface of the operating platform (1).
3. The spring steel production slitting machine with deburring function of claim 1, characterized in that: the top surface of the operating platform (1) is provided with a cutting groove (13) matched with the cutting wheel disc (33).
4. The spring steel production slitting machine with deburring function of claim 1, characterized in that: polishing subassembly (5) are still including fixed second motor case (53) of locating operation panel (1) front and the mutual symmetry in back, second motor groove (531) have been seted up to the inside of second motor case (53), the fixed second motor (5311) that is equipped with in inside of second motor groove (531), the top middle part of second motor (5311) is equipped with pivot (53111), the fixed third gear (53112) that has cup jointed of groove top that second motor groove (531) was run through on the top of pivot (53111), the outside of third gear (53112) and two mutual symmetrical fourth gear (54) is equipped with second transmission chain belt (55).
5. The spring steel production slitting machine with deburring function of claim 1, characterized in that: a balance block (512) is arranged between adjacent surfaces of the lower ends of the two supporting blocks (511), and the height of the balance block (512) is equal to the thickness of the grinding wheel (5411).
6. The spring steel production slitting machine with deburring function of claim 1, characterized in that: the inner side of the first transmission chain belt (4) is provided with first clamping teeth which are mutually meshed with the first gear (1111) and the second gear (31), and the inner side of the second transmission chain belt (55) is provided with second clamping teeth which are mutually meshed with the third gear (53112) and the fourth gear (54).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011261901.8A CN112372056A (en) | 2020-11-12 | 2020-11-12 | Spring steel production divides strip machine with burring function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011261901.8A CN112372056A (en) | 2020-11-12 | 2020-11-12 | Spring steel production divides strip machine with burring function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112372056A true CN112372056A (en) | 2021-02-19 |
Family
ID=74583326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011261901.8A Pending CN112372056A (en) | 2020-11-12 | 2020-11-12 | Spring steel production divides strip machine with burring function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112372056A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113183250A (en) * | 2021-05-13 | 2021-07-30 | 哈尔滨金英建材有限公司 | Sound-absorbing board and production system and method thereof |
| CN113843874A (en) * | 2021-10-09 | 2021-12-28 | 怀化市昌松节能科技有限公司 | Thick opening equipment for processing energy-saving fire box batten grids |
| CN114012162A (en) * | 2021-11-08 | 2022-02-08 | 江阴市源浩金属材料有限公司 | Cutting device is used in tinplate production |
-
2020
- 2020-11-12 CN CN202011261901.8A patent/CN112372056A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113183250A (en) * | 2021-05-13 | 2021-07-30 | 哈尔滨金英建材有限公司 | Sound-absorbing board and production system and method thereof |
| CN113843874A (en) * | 2021-10-09 | 2021-12-28 | 怀化市昌松节能科技有限公司 | Thick opening equipment for processing energy-saving fire box batten grids |
| CN114012162A (en) * | 2021-11-08 | 2022-02-08 | 江阴市源浩金属材料有限公司 | Cutting device is used in tinplate production |
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Application publication date: 20210219 |
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| WD01 | Invention patent application deemed withdrawn after publication |