CN112091138A - Automatic ring hot rolling production line and use method thereof - Google Patents
Automatic ring hot rolling production line and use method thereof Download PDFInfo
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- CN112091138A CN112091138A CN202010931802.XA CN202010931802A CN112091138A CN 112091138 A CN112091138 A CN 112091138A CN 202010931802 A CN202010931802 A CN 202010931802A CN 112091138 A CN112091138 A CN 112091138A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
- B21H1/00—Making articles shaped as bodies of revolution
- B21H1/06—Making articles shaped as bodies of revolution rings of restricted axial length
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Abstract
The invention discloses an automatic ring hot rolling production line and a using method thereof, wherein the automatic ring hot rolling production line comprises a hot rolling machine shell, a hot rolling assembly, a moving assembly, a cooling assembly, supporting legs, universal wheels and reinforcing rib plates, wherein the hot rolling assembly is arranged on the inner wall of one side of the hot rolling machine shell; the automatic ring hot rolling production line adopts a hot rolling assembly, a moving assembly and a cooling assembly, and a first motor, a first upper rotating wheel and a first lower rotating wheel in the hot rolling assembly are matched, so that the structure is simple, and the steel can reach the required thickness and flatness; the driving gear, the first hydraulic cylinder, the second hydraulic cylinder, the first driven gear, the second driven gear and the third driven gear in the moving assembly are matched, so that the purpose of processing steel products with different thicknesses is achieved, the operation is simple, and the burden of workers is reduced; the cooperation of second motor, second upper rotating wheel, second lower rotating wheel, basin, filter screen, water pump and water sprayer in the cooling subassembly has realized the purpose to the cooling of processing back steel.
Description
Technical Field
The invention relates to the technical field of hot rolling automatic production, in particular to an automatic ring hot rolling production line and a using method thereof.
Background
Hot rolling is compared with cold rolling, and cold rolling is rolling performed below a recrystallization temperature, while hot rolling is rolling performed above the recrystallization temperature, in short, a steel slab is heated, then subjected to several rolling passes, then trimmed, and corrected into a steel plate, which is called hot rolling, and the existing steel needs to be processed into a ring by a hot rolling process; however, the operation mode of the existing automatic ring hot rolling production line is complex, and most hot rolling mills cannot produce steel products with different thicknesses, so that the use is influenced.
Disclosure of Invention
The invention aims to provide an automatic ring hot rolling production line and a using method thereof, so as to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: an automatic ring hot rolling production line comprises a hot rolling machine shell, a hot rolling assembly, a moving assembly, a cooling assembly, supporting legs, universal wheels and reinforcing rib plates, wherein the hot rolling assembly is arranged on the inner wall of one side of the hot rolling machine shell;
the hot rolling assembly comprises a first motor, a first rotating hole, a first rotating shaft, a first upper rotating wheel, a connecting shaft and a first lower rotating wheel, the first motor is connected to the inner wall of one side of the hot rolling casing in an embedded mode, the first rotating shaft is fixedly welded to the outer wall of one end of an output shaft of the first motor, the first rotating hole is formed in the inner wall of one side of the hot rolling casing, the inner wall of one side of the first rotating hole is rotatably connected to the outer wall of one side of the first rotating shaft, the first upper rotating wheel is fixedly welded to the outer wall of one side of the first rotating shaft, the connecting shaft is mounted on the inner wall of one side of the hot rolling casing, the first lower rotating wheel is rotatably connected to the outer wall of one side of the connecting shaft, and the moving assembly is mounted;
the moving assembly comprises a driving gear, a first sliding groove, a second sliding groove, a first hydraulic cylinder, a second hydraulic cylinder, a connecting rod, a first driven gear, a second driven gear, a third driven gear and a sleeve, the driving gear is fixedly welded on the outer walls of two sides of the first rotating shaft, the first sliding groove is formed in the inner wall of one side of the hot rolling machine shell, the inner wall of one side of the first sliding groove is connected to the outer wall of one end of the connecting shaft in a sliding mode, the second sliding groove is formed in the inner wall of one side of the hot rolling machine shell, the second hydraulic cylinder is symmetrically connected to the inner wall of one side of the second sliding groove in a sliding mode, the first hydraulic cylinder is fixedly welded on the inner wall of the bottom end of the hot rolling machine shell, the outer wall of one end of an output shaft of the first hydraulic cylinder is fixedly welded on the outer wall of one side of the connecting shaft, the sleeve is rotatably connected, the outer walls of two sides of the sleeve are fixedly welded with first driven gears, one outer wall of one side of each first driven gear is rotatably connected to the outer wall of one side of the output shaft of the second hydraulic cylinder, the outer walls of two sides of the sleeve are fixedly welded with second driven gears, the outer walls of two sides of the sleeve are fixedly welded with third driven gears, and the inner wall of one side of the hot rolling machine shell is provided with a cooling component;
the cooling assembly comprises a second motor, a second rotating hole, a second rotating shaft, a second upper rotating wheel, a third rotating shaft, a second lower rotating wheel, a water tank, a filter screen, a water pump, a water pipe, a water sprayer and a third rotating hole, wherein the second motor is embedded and connected on the inner wall of one side of the hot rolling casing, the second rotating shaft is fixed on the outer wall of one end of an output shaft of the second motor in a welding manner, the second rotating hole is formed on the inner wall of one side of the hot rolling casing, the inner wall of one side of the second rotating hole is rotatably connected on the outer wall of one side of the second rotating shaft, the second upper rotating wheel is fixed on the outer wall of one side of the second rotating shaft in a welding manner, the third rotating shaft is rotatably connected on the inner wall of one side of the hot rolling casing, the second lower rotating wheel is fixedly welded on the outer wall of one side of the third, the water tank is characterized in that a water pump is connected to the inner wall of the bottom end of the water tank through a bolt, and a water delivery pipe is welded and fixed to the outer wall of one side of an output shaft of the water pump.
The using method of the automatic ring hot rolling production line comprises the steps of moving a device; step two, putting steel; step three, hot rolling the device; step four, cooling the device;
in the first step, a first hydraulic cylinder is started to enable a first driven gear to descend and be separated from a driving gear, and a second hydraulic cylinder is started to enable a second driven gear to be meshed with the driving gear;
in the second step, steel is placed between the first upper rotating wheel and the first lower rotating wheel;
in the third step, the first motor is started to drive the driving gear to rotate with the first driven gear meshed with the driving gear, and then the first upper rotating wheel and the first lower rotating wheel extrude steel;
and in the fourth step, the water pump is started, and the water is sprayed on the steel through the water delivery pipe.
According to the technical scheme, the outer wall of the bottom end of the hot rolling machine shell is fixedly welded with supporting legs, the outer wall of the bottom end of the hot rolling machine shell is provided with universal wheels, and the number of the supporting legs and the number of the universal wheels are four.
According to the technical scheme, the outer wall of one end of the water conveying pipe is fixedly welded with the water sprayer.
According to the technical scheme, the outer walls of the two sides of the water delivery pipe are fixedly welded with reinforcing rib plates.
According to the technical scheme, the connecting rod is fixedly welded on the outer wall of the other end of the connecting shaft, and the outer walls of the two ends of the connecting rod are fixedly welded on the outer wall of one side of the second hydraulic cylinder.
According to the technical scheme, the filter screen is embedded and connected on the outer wall of the top end of the water tank.
According to the technical scheme, the outer wall of one side, corresponding to the third rotating shaft, of the inner wall of the two sides of the hot rolling machine shell is provided with the third rotating hole.
Compared with the prior art, the invention has the following beneficial effects: the automatic ring hot rolling production line adopts a hot rolling assembly, a moving assembly and a cooling assembly, and a first motor, a first upper rotating wheel and a first lower rotating wheel in the hot rolling assembly are matched, so that the structure is simple, and the steel can reach the required thickness and flatness; the driving gear, the first hydraulic cylinder, the second hydraulic cylinder, the first driven gear, the second driven gear and the third driven gear in the moving assembly are matched, so that the purpose of processing steel products with different thicknesses is achieved, the operation is simple, and the burden of workers is reduced; the cooperation of second motor, second upper rotating wheel, second lower rotating wheel, basin, filter screen, water pump and water sprayer in the cooling subassembly has realized the purpose to the cooling of processing back steel.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic overall perspective view of the present invention;
FIG. 2 is a schematic view of the overall side cut-away construction of the present invention;
FIG. 3 is a schematic overall front cut-away construction of the present invention;
FIG. 4 is a front view of a cutaway configuration of the temperature reduction assembly of the present invention;
FIG. 5 is a front sectional view of the moving assembly of the present invention;
FIG. 6 is a flow chart of a method of the present invention;
in the figure: 1. a hot rolling housing; 2. a hot rolling assembly; 3. a moving assembly; 4. a cooling assembly; 5. supporting legs; 6. a universal wheel; 7. reinforcing rib plates; 21. a first motor; 22. a first rotation hole; 23. a first rotating shaft; 24. a first upper rotating wheel; 25. a connecting shaft; 26. a first lower rotating wheel; 31. a driving gear; 32. a first chute; 33. a second chute; 34. a first hydraulic cylinder; 35. a second hydraulic cylinder; 36. a connecting rod; 37. a first driven gear; 38. a second driven gear; 39. a third driven gear; 310. a sleeve; 41. a second motor; 42. a second rotation hole; 43. a second rotating shaft; 44. a second upper rotating wheel; 45. a third rotating shaft; 46. a second lower rotating wheel; 47. a water tank; 48. a filter screen; 49. a water pump; 410. a water delivery pipe; 411. a water sprayer; 412. and a third rotation hole.
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.
Referring to fig. 1-5, the present invention provides a technical solution: an automatic ring hot rolling production line comprises a hot rolling machine shell 1, a hot rolling assembly 2, a moving assembly 3, a cooling assembly 4, supporting legs 5, universal wheels 6 and reinforcing rib plates 7, wherein the supporting legs 5 are fixedly welded on the outer wall of the bottom end of the hot rolling machine shell 1, the universal wheels 6 are mounted on the outer wall of the bottom end of the hot rolling machine shell 1, the number of the supporting legs 5 and the number of the universal wheels 6 are four, the supporting legs 5 and the universal wheels 6 are matched for use, the hot rolling machine is convenient to move to a proper position, the arrangement is reasonable, and the hot rolling assembly 2 is mounted on the inner wall of one side of the hot rolling machine shell 1; the hot rolling assembly 2 comprises a first motor 21, a first rotating hole 22, a first rotating shaft 23, a first upper rotating wheel 24, a connecting shaft 25 and a first lower rotating wheel 26, the first motor 21 is connected to the inner wall of one side of the hot rolling casing 1 in an embedded manner, the first rotating shaft 23 is fixedly welded to the outer wall of one end of an output shaft of the first motor 21, the first rotating hole 22 is formed in the inner wall of one side of the hot rolling casing 1, the inner wall of one side of the first rotating hole 22 is rotatably connected to the outer wall of one side of the first rotating shaft 23, the first upper rotating wheel 24 is fixedly welded to the outer wall of one side of the first rotating shaft 23, the connecting shaft 25 is mounted on the inner wall of one side of the hot rolling casing 1, the first lower rotating wheel 26 is rotatably connected to the outer wall of one side of the connecting shaft 25; the moving assembly 3 comprises a driving gear 31, a first sliding chute 32, a second sliding chute 33, a first hydraulic cylinder 34, a second hydraulic cylinder 35, a connecting rod 36, a first driven gear 37, a second driven gear 38, a third driven gear 39 and a sleeve 310, wherein the driving gear 31 is welded and fixed on the outer wall of two sides of the first rotating shaft 23, the first sliding chute 32 is arranged on the inner wall of one side of the hot rolling machine shell 1, the inner wall of one side of the first sliding chute 32 is connected with the outer wall of one end of the connecting shaft 25 in a sliding manner, the second sliding chute 33 is arranged on the inner wall of one side of the hot rolling machine shell 1, the second hydraulic cylinder 35 is connected with the inner wall of one side of the second sliding chute 33 in a sliding manner, the first hydraulic cylinder 34 is welded and fixed on the inner wall of the bottom end of the hot rolling machine shell 1 in a symmetrical manner, the outer wall of one end of an output shaft, the outer walls of the two ends of the connecting rod 36 are welded and fixed on the outer wall of one side of the second hydraulic cylinder 35, so that the second hydraulic cylinder 35 is ensured to work stably, the sleeve 310 is rotatably connected on the outer wall of one side of the connecting shaft 25, the outer wall of one side of the sleeve 310 is welded and fixed on the inner wall of one side of the first lower rotating wheel 26, the first driven gear 37 is welded and fixed on the outer wall of the two sides of the sleeve 310, the outer wall of one side of the first driven gear 37 is rotatably connected on the outer wall of one side of the output shaft of the second hydraulic cylinder 35, the second driven gear 38 is welded and fixed on the outer wall of the two sides of the sleeve 310, the third driven gear 39 is welded and fixed on the outer wall of the two sides of the; the cooling assembly 4 comprises a second motor 41, a second rotating hole 42, a second rotating shaft 43, a second upper rotating wheel 44, a third rotating shaft 45, a second lower rotating wheel 46, a water tank 47, a filter screen 48, a water pump 49, a water pipe 410, a water sprayer 411 and a third rotating hole 412, the second motor 41 is embedded and connected on the inner wall of one side of the hot rolling housing 1, the second rotating shaft 43 is welded and fixed on the outer wall of one end of the output shaft of the second motor 41, the second rotating hole 42 is arranged on the inner wall of one side of the hot rolling housing 1, the inner wall of one side of the second rotating hole 42 is rotatably connected on the outer wall of one side of the second rotating shaft 43, the second upper rotating wheel 44 is welded and fixed on the outer wall of one side of the second rotating shaft 43, the inner wall of one side of the hot rolling housing 1 is rotatably connected with the third rotating shaft 45, the outer wall of one side corresponding to the third rotating shaft 45 on, make third axis of rotation 45 rotate on the inner wall of hot rolling casing 1, welded fastening has second lower runner 46 on one side outer wall of third axis of rotation 45, be provided with basin 47 on the bottom inner wall of hot rolling casing 1, it is connected with filter screen 48 to inlay on the top outer wall of basin 47, guarantee the inside water purification of basin 47, the cyclic utilization of the water of being convenient for, bolted connection has water pump 49 on the bottom inner wall of basin 47, welded fastening has raceway 410 on one side outer wall of water pump 49 output shaft, welded fastening has deep floor 7 on raceway 410's the both sides outer wall, the stability of raceway 410 has been strengthened, welded fastening has sprinkler 411 on raceway 410's the one end outer wall, the setting of sprinkler 411, the steel of being convenient for evenly dispels the heat.
Referring to fig. 6, the present invention provides a technical solution: the using method of the automatic ring hot rolling production line comprises the steps of moving a device; step two, putting steel; step three, hot rolling the device; step four, cooling the device;
in the first step, the first hydraulic cylinder 34 is started to enable the first driven gear 37 to descend and be separated from the driving gear 31, and the second hydraulic cylinder 35 is started to enable the second driven gear 38 to be meshed with the driving gear 31;
in the second step, the steel material is put between the first upper rotating wheel 24 and the first lower rotating wheel 26;
in the third step, the first motor 21 is started to drive the driving gear 31 to rotate with the first driven gear 37 engaged therewith, so that the first upper rotating wheel 24 and the first lower rotating wheel 26 extrude steel;
in the fourth step, the water pump 49 is started, and the water is sprayed on the steel through the water pipe 410.
In view of the above, the present invention has the advantages that when a relatively thicker steel material is required, the first hydraulic cylinder 34 is actuated to lower the first driven gear 37, the second driven gear 38 and the third driven gear 39 which are arranged side by side, so as to separate the first driven gear 37 from the driving gear 31, the second hydraulic cylinder 35 is actuated to engage the second driven gear 38 with the driving gear 31, the high-temperature steel material to be processed into a ring member is put between the first upper rotating wheel 24 and the first lower rotating wheel 26, the first motor 21 is actuated to rotate the first upper rotating wheel 24 and simultaneously rotate the driving gear 31 on the first rotating shaft 23 and the second driven gear 38 engaged therewith, the sleeve 310 connected to the second driven gear 38 is driven to rotate on the connecting shaft 25 and simultaneously rotate the first lower rotating wheel 26, so as to further extrude the steel material between the first upper rotating wheel 24 and the first lower rotating wheel 26, and (3) performing hot rolling, starting the second motor 41 to drive the processed steel to move between the second upper rotating wheel 44 and the second lower rotating wheel 46, starting the water pump 49 to drive the cooling liquid to be uniformly sprayed on the steel from the water sprayer 411, and finishing the cooling process of the steel.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a ring spare hot rolling automation line, includes hot rolling casing (1), hot rolling subassembly (2), removal subassembly (3), cooling subassembly (4), supporting leg (5), universal wheel (6) and deep floor (7), its characterized in that: a hot rolling assembly (2) is arranged on the inner wall of one side of the hot rolling machine shell (1);
the hot rolling assembly (2) comprises a first motor (21), a first rotating hole (22), a first rotating shaft (23), a first upper rotating wheel (24), a connecting shaft (25) and a first lower rotating wheel (26), the first motor (21) is embedded and connected on the inner wall of one side of the hot rolling casing (1), the first rotating shaft (23) is welded and fixed on the outer wall of one end of an output shaft of the first motor (21), the first rotating hole (22) is formed on the inner wall of one side of the hot rolling casing (1), the inner wall of one side of the first rotating hole (22) is rotatably connected on the outer wall of one side of the first rotating shaft (23), the first upper rotating wheel (24) is welded and fixed on the outer wall of one side of the first rotating shaft (23), the connecting shaft (25) is installed on the inner wall of one side of the hot rolling casing (1), the outer wall of one side of the connecting shaft (25) is rotatably connected with the first lower rotating, a moving assembly (3) is arranged on the inner wall of one side of the hot rolling machine shell (1);
the moving assembly (3) comprises a driving gear (31), a first sliding groove (32), a second sliding groove (33), a first hydraulic cylinder (34), a second hydraulic cylinder (35), a connecting rod (36), a first driven gear (37), a second driven gear (38), a third driven gear (39) and a sleeve (310), wherein the driving gear (31) is welded and fixed on the outer wall of two sides of the first rotating shaft (23), the first sliding groove (32) is formed in the inner wall of one side of the hot rolling machine shell (1), the inner wall of one side of the first sliding groove (32) is connected to the outer wall of one end of the connecting shaft (25) in a sliding mode, the second sliding groove (33) is formed in the inner wall of one side of the hot rolling machine shell (1), the second hydraulic cylinder (35) is connected to the inner wall of one side of the second sliding groove (33) in a sliding mode symmetrically, the first hydraulic cylinder (34) is welded and fixed on the inner wall, the outer wall of one end of an output shaft of the first hydraulic cylinder (34) is welded and fixed on the outer wall of one side of the connecting shaft (25), the outer wall of one side of the connecting shaft (25) is rotatably connected with a sleeve (310), the outer wall of one side of the sleeve (310) is welded and fixed on the inner wall of one side of the first lower rotating wheel (26), the outer walls of two sides of the sleeve (310) are welded and fixed with a first driven gear (37), the outer wall of one side of the first driven gear (37) is rotatably connected on the outer wall of one side of the output shaft of the second hydraulic cylinder (35), the outer walls of two sides of the sleeve (310) are welded and fixed with a second driven gear (38), the outer walls of two sides of the sleeve (310) are welded and fixed with a third driven gear (39), and the inner wall of one side of the hot rolling machine shell;
the cooling assembly (4) comprises a second motor (41), a second rotating hole (42), a second rotating shaft (43), a second upper rotating wheel (44), a third rotating shaft (45), a second lower rotating wheel (46), a water tank (47), a filter screen (48), a water pump (49), a water pipe (410), a water sprayer (411) and a third rotating hole (412), wherein the second motor (41) is embedded and connected on the inner wall of one side of the hot-rolled shell (1), the second rotating shaft (43) is fixedly welded on the outer wall of one end of an output shaft of the second motor (41), the second rotating hole (42) is formed on the inner wall of one side of the hot-rolled shell (1), the inner wall of one side of the second rotating hole (42) is rotatably connected on the outer wall of one side of the second rotating shaft (43), the second upper rotating wheel (44) is fixedly welded on the outer wall of one side of the second rotating shaft (43), the hot rolling machine is characterized in that a third rotating shaft (45) is rotatably connected to the inner wall of one side of the hot rolling machine shell (1), a second lower rotating wheel (46) is fixedly welded to the outer wall of one side of the third rotating shaft (45), a water tank (47) is arranged on the inner wall of the bottom end of the hot rolling machine shell (1), a water pump (49) is connected to the inner wall of the bottom end of the water tank (47) through bolts, and a water conveying pipe (410) is fixedly welded to the outer wall of one side of an output shaft of the water pump (.
2. The using method of the automatic ring hot rolling production line comprises the steps of moving a device; step two, putting steel; step three, hot rolling the device; step four, cooling the device; the method is characterized in that:
in the first step, a first hydraulic cylinder (34) is started, so that a first driven gear (37) descends and is separated from a driving gear (31), and a second hydraulic cylinder (35) is started, so that a second driven gear (38) is meshed with the driving gear (31);
in the second step, the steel is placed between the first upper rotating wheel (24) and the first lower rotating wheel (26);
in the third step, the first motor (21) is started to drive the driving gear (31) to rotate with the first driven gear (37) meshed with the driving gear, and then the first upper rotating wheel (24) and the first lower rotating wheel (26) extrude steel;
in the fourth step, the water pump (49) is started, and the water is sprayed on the steel through the water conveying pipe (410).
3. The automatic ring hot rolling production line of claim 1, wherein: the hot rolling machine is characterized in that supporting legs (5) are welded and fixed on the outer wall of the bottom end of the hot rolling machine shell (1), universal wheels (6) are installed on the outer wall of the bottom end of the hot rolling machine shell (1), and the number of the supporting legs (5) and the number of the universal wheels (6) are four.
4. The automatic ring hot rolling production line of claim 1, wherein: a water sprayer (411) is welded and fixed on the outer wall of one end of the water conveying pipe (410).
5. The automatic ring hot rolling production line of claim 1, wherein: and reinforcing rib plates (7) are welded and fixed on the outer walls of the two sides of the water conveying pipe (410).
6. The automatic ring hot rolling production line of claim 1, wherein: and a connecting rod (36) is fixedly welded on the outer wall of the other end of the connecting shaft (25), and the outer walls of the two ends of the connecting rod (36) are fixedly welded on the outer wall of one side of the second hydraulic cylinder (35).
7. The automatic ring hot rolling production line of claim 1, wherein: and a filter screen (48) is embedded and connected on the outer wall of the top end of the water tank (47).
8. The automatic ring hot rolling production line of claim 1, wherein: and a third rotating hole (412) is formed in the outer wall of one side, corresponding to the third rotating shaft (45), of the inner wall of the two sides of the hot rolling machine shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010931802.XA CN112091138A (en) | 2020-09-08 | 2020-09-08 | Automatic ring hot rolling production line and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010931802.XA CN112091138A (en) | 2020-09-08 | 2020-09-08 | Automatic ring hot rolling production line and use method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112091138A true CN112091138A (en) | 2020-12-18 |
Family
ID=73751668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010931802.XA Withdrawn CN112091138A (en) | 2020-09-08 | 2020-09-08 | Automatic ring hot rolling production line and use method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112091138A (en) |
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2020
- 2020-09-08 CN CN202010931802.XA patent/CN112091138A/en not_active Withdrawn
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Application publication date: 20201218 |