CN113182357A - Short stress path rolling mill capable of preventing roller from burning - Google Patents
Short stress path rolling mill capable of preventing roller from burning Download PDFInfo
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- CN113182357A CN113182357A CN202110366246.0A CN202110366246A CN113182357A CN 113182357 A CN113182357 A CN 113182357A CN 202110366246 A CN202110366246 A CN 202110366246A CN 113182357 A CN113182357 A CN 113182357A
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- 238000005096 rolling process Methods 0.000 title claims abstract description 56
- 230000007246 mechanism Effects 0.000 claims abstract description 25
- 230000005540 biological transmission Effects 0.000 claims abstract description 11
- 238000000034 method Methods 0.000 abstract description 17
- 230000008569 process Effects 0.000 abstract description 15
- 230000007306 turnover Effects 0.000 abstract description 4
- 230000006378 damage Effects 0.000 description 8
- 238000012423 maintenance Methods 0.000 description 7
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 208000014674 injury Diseases 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 244000309464 bull Species 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B31/00—Rolling stand structures; Mounting, adjusting, or interchanging rolls, roll mountings, or stand frames
- B21B31/02—Rolling stand frames or housings; Roll mountings ; Roll chocks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B31/00—Rolling stand structures; Mounting, adjusting, or interchanging rolls, roll mountings, or stand frames
- B21B31/16—Adjusting or positioning rolls
- B21B31/20—Adjusting or positioning rolls by moving rolls perpendicularly to roll axis
- B21B31/22—Adjusting or positioning rolls by moving rolls perpendicularly to roll axis mechanically, e.g. by thrust blocks, inserts for removal
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B35/00—Drives for metal-rolling mills, e.g. hydraulic drives
- B21B35/12—Toothed-wheel gearings specially adapted for metal-rolling mills; Housings or mountings therefor
Abstract
The invention relates to the technical field of rolling mills, and discloses a short-stress-path rolling mill for preventing a roller from being burnt, which comprises a base, wherein a fixing mechanism is arranged on the top surface of the base, two bearing blocks are arranged inside the base, two hydraulic grooves are formed in the top surfaces of the two bearing blocks, electric push rods are arranged inside the four hydraulic grooves, the fixing mechanism enables the bearing blocks to be more stably fixed inside the base, so that the electric push rods cannot turn over during the process of pressing down a driving moving block, a transmission mechanism enables the device to be smoother during the rolling process, the working efficiency of the device is increased, through the arrangement of a rotating column, two ends of the rotating column are movably clamped inside the rotating groove, so that a fixed column can be more stably clamped inside a fixed groove, and the fixed column cannot turn over due to the fact that the fixed block is pressed down by the moving block after the bearing blocks are fixed, the safety of the fixing mechanism is effectively improved.
Description
Technical Field
The invention relates to the technical field of rolling mills, in particular to a short-stress-path rolling mill capable of preventing a roller from being burnt.
Background
With the development of the steel industry and the improvement of the quality requirement of users on steel, the requirement of a rolling mill on the rolling mill is higher and higher in a steel mill factory, and the short stress path rolling mill has the characteristics of high rigidity, high product precision, light equipment weight and simplicity in operation, so that the short stress path rolling mill becomes a leading machine type in the steel rolling operation of a domestic rod and wire mill.
The traditional short stress path rolling mill is more tedious in the process of adjusting the roll gap, if the gap between the two rolls is too large, the work efficiency can be reduced due to the fact that a rolled object is blocked, the abrasion of the rolls can be aggravated in the rolling process, the rolls are burnt, the maintenance cost of the short stress path rolling mill is further improved, and therefore the short stress path rolling mill capable of preventing the rolls from being burnt is provided.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the short-stress-path rolling mill for preventing the roller from being burnt, which has the advantages of conveniently adjusting the gap between the rollers, reducing the working efficiency and the like, and solves the problems that the roller is possibly accelerated to be worn in the rolling process, the roller is burnt, and the maintenance cost of the short-stress-path rolling mill is further improved.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a prevent short stress path rolling mill of roll scaling loss, includes the base, the top surface of base is provided with fixed establishment, and the inside of base is provided with two bearing blocks, and two hydraulic grooves have all been seted up to the top surface of two bearing blocks, and the inside in four hydraulic grooves all is provided with electric putter, and two electric putter are a set of, and the equal fixed mounting in top of every electric putter of group has the movable block, and the movable block is the rectangle structure, and the both sides that two movable blocks were kept away from each other all are provided with drive mechanism.
Preferably, the fixed establishment includes the fixed block, the top surface fixed mounting of base has four fixed blocks, two fixed blocks are a set of, two fixed slots have all been seted up to the both sides that every group fixed block was kept away from each other, two rotation grooves have all been seted up to the inside both sides of fixed slot, the inside of fixed slot is provided with the fixed column, the rotation hole has been seted up to the excircle wall of fixed column, the rotation post has been cup jointed in the inside activity in rotation hole, the both ends homogeneous of rotation post directly extends to the inside in rotation groove, the equal fixed mounting in both sides of bearing block has the joint piece, two joint pieces are a set of, the joint hole has all been seted up to the both sides that every group joint piece was kept away from each other.
Preferably, one end of the fixing column penetrates through the clamping hole and extends to the top surface of the clamping block, a nut is connected to the outer circle wall surface of the fixing column in a threaded mode, limiting grooves are formed in two sides, close to each other, of the two bearing blocks, and a first roller is arranged between the two limiting grooves.
Preferably, the transmission mechanism comprises limiting holes, the two sides of the moving blocks, which are far away from each other, are provided with the limiting holes, a second roller is arranged between the two moving blocks, and the two ends of the second roller penetrate through the limiting holes and extend to the outer portions of the two sides, which are far away from each other, of the two moving blocks.
Preferably, the two ends of the second roller are fixedly provided with large gears, the two sides of the two moving blocks, which are far away from each other, are provided with side grooves, the inside of each side groove is fixedly provided with a motor, one end of a motor shaft is fixedly provided with a small gear, and the teeth of the small gear and the large gears are engaged with a gear chain.
Preferably, the top surfaces of the two moving blocks are fixedly provided with stressed blocks, and a stressed column is arranged between the two stressed blocks.
(III) advantageous effects
Compared with the prior art, the invention provides a short stress path rolling mill capable of preventing a roller from being burnt, which has the following beneficial effects:
1. the short stress path rolling mill for preventing the burning loss of the roller has the advantages that the fixing mechanism is arranged, so that the bearing block can be more stably fixed in the base, the electric push rod can not be laterally turned in the process of pressing down the movable block under the driving action, the transmission mechanism can enable the rolling process of the short stress path rolling mill to be smoother, the working efficiency of the rolling mill is improved, the rotating column is arranged, the two ends of the rotating column are movably clamped in the rotating groove, so that the fixed column can be more stably clamped in the fixed groove, the fixed column can not be laterally turned over due to the pressing down of the movable block after the bearing block is fixed, the safety of the fixing mechanism is effectively improved, the nut is arranged and is connected to the outer circle wall surface of the fixed column through threads, the fixed block and the clamping block can be effectively clamped together, and the electric push rod is prevented from shaking in the moving process, causing the rolled material to fall off during the rolling process, thereby causing injury to workers.
2. The short stress path rolling mill for preventing the roller from being burnt has the advantages that the phenomenon that the roller II deviates and falls off in the rotating process can not occur through the arrangement of the limiting hole, the stability of a transmission mechanism is improved, the pinion fixedly arranged on a motor shaft is meshed with the gear chain together through the arrangement of the motor, the large gear can be more effectively driven to rotate, when the large gear drives the second roller to rotate, the asymmetry of the central line of a rolling line and a limiting hole can be avoided, the rolling process is simplified, thereby achieving the purposes of reducing rolling accidents and improving the product precision, simultaneously, the large gear effectively reduces the surface damage of the second roller caused by high-speed rotation through mechanical rotation, reduces the maintenance cost of the device, through setting up the stress column, the stress column makes electric putter guarantee that two movable blocks are unanimous at the range that pushes down of pushing down the in-process, the effectual upper and lower synchronous adjustment who realizes the roll gap.
3. The short stress path rolling mill for preventing the roller from being burnt is characterized in that the bearing blocks are arranged, an operator places the two bearing blocks inside the base, rotates the fixed columns to the inside of the clamping holes, tightly combines the fixed blocks with the clamping blocks through twisting the nuts, enables the roller I and the roller II to be more stable in rolling and does not enable the base to turn over, at the moment, the operator adjusts the gap between the roller I and the roller II through adjusting the electric push rod, enables a rolled object to stably pass through the gap between the roller I and the roller II and roll the object in the rolling process, at the moment, the operator starts the motor, the motor drives the roller II to rotate through driving the pinion and the gear wheel, the rolling is brought into the gap between the roller I and the roller II through the rotation of the roller II to roll, and the stress column enables the electric push rod to ensure that the two moving blocks belong to the same level to descend in the descending process, the damage caused by inconsistent gaps when the first roller and the second roller are rolled is prevented, and the maintenance cost of the device is effectively reduced.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the bearing block of the present invention;
FIG. 3 is a schematic view of a base structure according to the present invention;
FIG. 4 is a schematic view of a structure of a clamping block according to the present invention;
FIG. 5 is a schematic diagram of a moving block structure according to the present invention;
fig. 6 is a schematic view of the fixing block according to the present invention.
In the figure: 1. a base; 2. a bearing block; 3. a hydraulic tank; 4. an electric push rod; 5. a moving block; 6. a fixed block; 7. fixing grooves; 8. a rotating groove; 9. fixing a column; 10. rotating the hole; 11. rotating the column; 12. a clamping block; 13. a clamping hole; 14. a nut; 15. a limiting groove; 16. rolling a first roller; 17. a limiting hole; 18. a second roller; 19. a bull gear; 20. a side groove; 21. a motor; 22. a pinion gear; 23. a gear chain; 24. a stress block; 25. a stress column.
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. 1-6, a short stress path rolling mill capable of preventing a roll from being burnt comprises a base 1, wherein the base 1 is of a rectangular hollow structure and has an open top surface, a fixing mechanism is arranged on the top surface of the base 1, two bearing blocks 2 are arranged inside the base 1, the bearing blocks 2 are of a rectangular structure, two hydraulic grooves 3 are formed in the top surfaces of the two bearing blocks 2, the hydraulic grooves 3 are circular grooves, electric push rods 4 are arranged inside the four hydraulic grooves 3, the electric push rods 4 are of an existing structure and are not described herein, the two electric push rods 4 are in one group, moving blocks 5 are fixedly arranged at the top ends of each electric push rod 4, the moving blocks 5 are of a rectangular structure, the two groups of electric push rods 4 can drive the moving blocks 5 to press down more conveniently, transmission mechanisms are arranged on two sides, away from each other, and the fixing mechanism can enable the bearing blocks 2 to be fixed inside the base 1 more stably, the electric push rod 4 can not turn over laterally in the process of driving the moving block 5 to press down, the transmission mechanism enables the device to be smoother in the rolling process, and the working efficiency of the device is improved.
Further, in the above scheme, the fixing mechanism includes fixing blocks 6, four fixing blocks 6 are fixedly mounted on the top surface of the base 1, the fixing blocks 6 are of a rectangular structure, the two fixing blocks 6 are in a group, two fixing grooves 7 are respectively formed in two sides of each group of fixing blocks 6, the fixing grooves 7 are rectangular grooves, two rotating grooves 8 are respectively formed in two sides of the inside of each fixing groove 7, each rotating groove 8 is a circular groove, a fixing column 9 is arranged inside each fixing groove 7, each fixing column 9 is of a cylindrical structure, the outer circular wall surface of each fixing column 9 is provided with a thread, the outer circular wall surface of each fixing column 9 is provided with a rotating hole 10, each rotating hole 10 is a circular through hole, a rotating column 11 is movably sleeved inside each rotating hole 10, each rotating column 11 is of a cylindrical structure, two ends of each rotating column 11 uniformly extend to the inside each rotating groove 8, each fixing column 9 is arranged inside each fixing groove 7 through each rotating groove 8 and each rotating column 11, equal fixed mounting in both sides of bearing block 2 has joint piece 12, joint piece 12 is the rectangle structure, two joint pieces 12 are a set of, joint hole 13 has all been seted up to the both sides that every group joint piece 12 kept away from each other, joint hole 13 is the rectangle through-hole, fixed column 9 can be more convenient through rotating post 11 rotates to the inside in joint hole 13, through setting up rotating post 11, the equal activity joint in the inside that rotates groove 8 in both ends of rotating post 11, the joint that makes fixed column 9 can be more stable is in the inside of fixed slot 7, fixed column 9 can not receive movable block 5 after fixing bearing block 2 and push down and the side of turning on of leading to, the effectual security that improves fixed establishment.
Further, in the above scheme, one end of the fixing column 9 passes through the clamping hole 13 and extends to the top surface of the clamping block 12, the outer circumferential wall surface of the fixing column 9 is in threaded connection with the nut 14, the nut 14 is an existing structure and is not described herein in detail, the nut 14 can better connect the fixing block 6 and the clamping block 12 together in a tight manner through the threads arranged on the outer circumferential wall surface of the fixing column 9, the two sides of the two bearing blocks 2 close to each other are both provided with the limiting grooves 15, the limiting grooves 15 are circular grooves, the roller one 16 is arranged between the two limiting grooves 15, the roller one 16 is an existing structure and is not described herein in detail, by arranging the nut 14, the nut 14 is in threaded connection with the outer circumferential wall surface of the fixing column 9, the fixing block 6 and the clamping block 12 can be effectively clamped together, and the electric push rod 4 is prevented from shaking in the moving process, which causes the rolled object to fall off in the rolling process, thereby causing injury to the worker.
Further, in the above scheme, the transmission mechanism includes a limiting hole 17, the limiting hole 17 has been all seted up to the both sides that the movable block 5 kept away from each other, limiting hole 17 is circular through-hole, be provided with two rolls 18 between two movable blocks 5, two rolls 18 do not do any more here for existing structure, the both ends of two rolls 18 all pass limiting hole 17 and extend to the both sides outside that two movable blocks 5 kept away from each other always, through setting up limiting hole 17, two 18 rolls can not appear the skew in the rotation process in limiting hole 17, have improved transmission mechanism stability.
Further, in the above scheme, both ends of the second rolling roller 18 are fixedly provided with the large gear 19, the large gear 19 is an existing structure and will not be described herein, both sides of the two moving blocks 5, which are away from each other, are provided with the side grooves 20, the side grooves 20 are circular grooves, the inside of the side grooves 20 is fixedly provided with the motor 21, the motor 21 is an existing structure and will not be described herein, one end of the shaft of the motor 21 is fixedly provided with the small gear 22, the small gear 22 is an existing structure and will not be described herein, the small gear 22 and the gear chain 23 are engaged with the teeth of the large gear 19, the gear chain 23 is an existing structure and will not be described herein, by providing the motor 21, the small gear 22 and the gear chain 23 fixedly installed on the shaft of the motor 21 are engaged together, the large gear 19 can be more effectively driven to rotate, when the large gear 19 drives the second rolling roller 18 to rotate, it can be avoided that the center line of the rolling line and the limiting hole 17 are not symmetrical, the rolling process is simplified, so that the purposes of reducing rolling accidents and improving the product precision are achieved, meanwhile, the large gear 19 is mechanically rotated, the surface damage of the second roller 18 caused by high-speed rotation is effectively reduced, and the maintenance cost of the device is reduced.
Further, in the above scheme, the top surfaces of the two moving blocks 5 are all fixedly provided with the stress block 24, the stress block 24 is of an arc-shaped block structure, circular grooves are formed in two sides of the two stress blocks 24 close to each other, the stress column 25 is arranged between the two stress blocks 24, the stress column 25 is of a cylindrical structure, two ends of the stress column 25 are all fixedly arranged inside the circular grooves, the stress column 25 enables the electric push rod 4 to adjust the roll gap more accurately in the pressing-down process, through the stress column 25, the stress column 25 enables the electric push rod 4 to ensure that the pressing-down amplitude of the two moving blocks 5 is consistent in the pressing-down process, and the roll gap can be effectively adjusted in a vertical synchronous mode.
When in use, the fixing mechanism is arranged, the fixing mechanism enables the bearing block 2 to be more stably fixed in the base 1, the electric push rod 4 can not be laterally turned in the process of driving the moving block 5 to be pressed downwards, the transmission mechanism enables the device to be smoother in the rolling process, the working efficiency of the device is increased, the rotating column 11 is arranged, two ends of the rotating column 11 are movably clamped in the rotating groove 8, the fixing column 9 can be more stably clamped in the fixing groove 7, the fixed column 9 can not be laterally turned due to the fact that the moving block 5 is pressed downwards after the bearing block 2 is fixed, the safety of the fixing mechanism is effectively improved, the nut 14 is arranged and connected to the outer circle wall surface of the fixed column 9 through threads, the fixed block 6 and the clamping block 12 can be effectively clamped together, and the electric push rod 4 is prevented from shaking in the moving process, causing the rolled material to fall off during the rolling process, thereby causing injury to workers.
By arranging the limiting hole 17, the limiting hole 17 prevents the second roller 18 from deviating and falling off in the rotating process, improves the stability of the transmission mechanism, by arranging the motor 21, a pinion 22 fixedly arranged on the shaft of the motor 21 is meshed with a gear chain 23, the large gear 19 can be more effectively driven to rotate, when the large gear 19 drives the second roller 18 to rotate, the rolling process can be simplified because the central lines of the rolling line and the limiting hole 17 are asymmetric, thereby achieving the purposes of reducing rolling accidents and improving the product precision, simultaneously, the large gear 19 effectively reduces the surface damage of the second roller 18 caused by high-speed rotation through mechanical rotation, reduces the maintenance cost of the device, through setting up stress column 25, stress column 25 makes electric putter 4 guarantee that the range that two movable blocks 5 pushed down is unanimous at the in-process that pushes down, the effectual upper and lower synchronous adjustment who realizes the roll gap.
By arranging the bearing blocks 2, a worker places the two bearing blocks 2 in the base 1, rotates the fixed column 9 to the inside of the clamping hole 13, tightly combines the fixed block 6 with the clamping block 12 by twisting the screw cap 14, so that the first roller 16 and the second roller 18 are rolled more stably without causing the base 1 to turn on one side, the worker adjusts the gap between the first roller 16 and the second roller 18 by adjusting the electric push rod 4 at the moment, so that a rolled object can stably pass through the gap between the first roller 16 and the second roller 18 and roll the same in the rolling process, the worker starts the motor 21 at the moment, the motor 21 drives the second roller 18 to rotate by driving the pinion 22 and the bull gear 19, the rolled object is brought into the gap between the first roller 16 and the second roller 18 to be rolled by the rotation of the second roller 18, and the stress column 25 ensures that the two moving blocks 5 are descended at the same level in the descending process of the electric push rod 4, the damage caused by inconsistent gaps of the first roller 16 and the second roller 18 during rolling is prevented, and the maintenance cost of the device is effectively reduced.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a prevent short stress path rolling mill of roll scaling loss, includes base (1), its characterized in that: the top surface of base (1) is provided with fixed establishment, the inside of base (1) is provided with two bearing blocks (2), two hydraulic pressure groove (3) have all been seted up to the top surface of two bearing blocks (2), four the inside of hydraulic pressure groove (3) all is provided with electric putter (4), two electric putter (4) are a set of, every group the equal fixed mounting in top of electric putter (4) has movable block (5), two the both sides that movable block (5) kept away from each other all are provided with drive mechanism.
2. The short stress path rolling mill for preventing the burning of the roll according to claim 1, wherein: the fixing mechanism comprises fixing blocks (6), four fixing blocks (6) are fixedly arranged on the top surface of the base (1), two fixing blocks (6) form a group, two fixing grooves (7) are respectively arranged on two sides of each group of fixing blocks (6) far away from each other, two rotating grooves (8) are respectively arranged at two sides of the inside of the fixed groove (7), a fixed column (9) is arranged inside the fixed groove (7), a rotating hole (10) is formed in the outer circle wall surface of the fixing column (9), a rotating column (11) is movably sleeved in the rotating hole (10), both ends of the rotating column (11) uniformly and straightly extend to the inside of the rotating groove (8), the equal fixed mounting in both sides of bearing block (2) has joint piece (12), two joint piece (12) are a set of, every group joint hole (13) have all been seted up to the both sides that joint piece (12) kept away from each other.
3. The short stress path rolling mill for preventing the burning of the roll according to claim 2, wherein: one end of the fixing column (9) penetrates through the clamping hole (13) and extends to the top surface of the clamping block (12), a nut (14) is connected to the outer circle wall surface of the fixing column (9) in a threaded mode, limiting grooves (15) are formed in two sides, close to each other, of the two bearing blocks (2), and a first roller (16) is arranged between the two limiting grooves (15).
4. The short stress path rolling mill for preventing the burning of the roll according to claim 1, wherein: the transmission mechanism comprises limiting holes (17), the limiting holes (17) are formed in two sides, far away from each other, of the moving blocks (5), a second roller (18) is arranged between the two moving blocks (5), and two ends of the second roller (18) penetrate through the limiting holes (17) and extend to the outer portions of the two sides, far away from each other, of the two moving blocks (5).
5. The short stress path rolling mill for preventing the burning of the roll according to claim 4, wherein: the two ends of the second roller (18) are fixedly provided with large gears (19), the two sides, far away from each other, of the two moving blocks (5) are provided with side grooves (20), the inside of each side groove (20) is fixedly provided with a motor (21), one end of a shaft of each motor (21) is fixedly provided with a small gear (22), and gear chains (23) are meshed with the teeth of the small gears (22) and the large gears (19).
6. The short stress path rolling mill for preventing the burning of the roll according to claim 1, wherein: stress blocks (24) are fixedly mounted on the top surfaces of the two moving blocks (5), and a stress column (25) is arranged between the two stress blocks (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110366246.0A CN113182357A (en) | 2021-04-06 | 2021-04-06 | Short stress path rolling mill capable of preventing roller from burning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110366246.0A CN113182357A (en) | 2021-04-06 | 2021-04-06 | Short stress path rolling mill capable of preventing roller from burning |
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| Publication Number | Publication Date |
|---|---|
| CN113182357A true CN113182357A (en) | 2021-07-30 |
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|---|---|---|---|
| CN202110366246.0A Pending CN113182357A (en) | 2021-04-06 | 2021-04-06 | Short stress path rolling mill capable of preventing roller from burning |
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| CA1136447A (en) * | 1981-04-02 | 1982-11-30 | Wilhelm Fuhrmann | Rolling mill screwdown |
| US4715206A (en) * | 1984-05-28 | 1987-12-29 | Pomini Farrel S.P.A. | Rolling stand of the type with tie-rods with oscillating supports with interchangeable intermediate holder bases |
| EP0704256A1 (en) * | 1994-09-29 | 1996-04-03 | POMINI S.p.A. | Rolling stand with tie-rods with extremely high strength to axial stresses |
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| CN208163091U (en) * | 2018-04-24 | 2018-11-30 | 江阴市龙腾管件有限公司 | Pipe fitting bevelling machine |
| CN210315673U (en) * | 2019-07-17 | 2020-04-14 | 浙江章达轻工机械厂 | Connect inseparable quick-open type manhole structure |
| CN110314933A (en) * | 2019-08-10 | 2019-10-11 | 汤超 | A kind of steel plate rolling device and method |
| CN112439782A (en) * | 2020-12-14 | 2021-03-05 | 马鞍山市波米尼机械科技有限公司 | Short stress rolling mill for rod and wire |
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