CN213469095U - Double-roller transmission device of hot rolling mill - Google Patents
Double-roller transmission device of hot rolling mill Download PDFInfo
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- CN213469095U CN213469095U CN202022056610.7U CN202022056610U CN213469095U CN 213469095 U CN213469095 U CN 213469095U CN 202022056610 U CN202022056610 U CN 202022056610U CN 213469095 U CN213469095 U CN 213469095U
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- 238000005098 hot rolling Methods 0.000 title claims abstract description 23
- 230000005540 biological transmission Effects 0.000 title claims abstract description 17
- 230000008878 coupling Effects 0.000 claims abstract description 11
- 238000010168 coupling process Methods 0.000 claims abstract description 11
- 238000005859 coupling reaction Methods 0.000 claims abstract description 11
- 230000000149 penetrating effect Effects 0.000 claims abstract description 8
- 238000009434 installation Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000007547 defect Effects 0.000 abstract 1
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 235000000396 iron Nutrition 0.000 description 1
- 229910052742 iron Inorganic materials 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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Abstract
The utility model discloses a hot rolling mill pair roller transmission device, which comprises a frame, a first connecting roller and a second connecting roller, wherein one end of the first connecting roller is connected with a first gear after penetrating through the frame, the second connecting roller is connected with a second gear after penetrating through the frame, a main gear is arranged between the first gear and the second gear, the main gear is meshed with the first gear and the second gear, a connecting shaft is arranged on the main gear in a penetrating way, one end of the connecting shaft is rotatably connected on a rotating sleeve, the rotating sleeve is arranged on the frame, the other end of the connecting shaft is connected with a main motor through a shaft coupling A, the main motor is arranged on a motor mounting frame, one side of the motor mounting frame, which is positioned on the main motor, is provided with a standby motor, the utility model discloses a main motor and a standby motor are arranged, when any one group of the motors is damaged, the remaining motors can be immediately started, continuous operation is realized, maintenance of damaged motors is not affected, and the defect that shutdown is caused when a single motor is damaged in the prior art is overcome.
Description
Technical Field
The utility model relates to a hot rolling mill technical field specifically is a hot rolling mill pair roller transmission.
Background
The working range of the hot rolling mill is that the wheel track of the mirror image wheel is gradually reduced by utilizing a plurality of complex pressing wheels with a large number of specifications, and finally, the blank iron sheet is rolled, rolled cloth slip-case for a book and extruded into various section pipe fittings, flat irons, square steels, angle steels, I-shaped steels and the like.
However, the prior art has the following disadvantages: the existing hot rolling mill pair roller transmission device mainly uses a motor to drive a hot roller to rotate, generally utilizes a group of motors to drive a plurality of groups of gears to rotate, realizes the rotation of a plurality of groups of hot rolling rolls, and when the motors are damaged, the hot rolling mill needs to be stopped to work to maintain the motors, so that the time of handling accidents is long, and the production is seriously influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a hot rolling mill pair roller transmission to current hot rolling mill pair roller transmission among the solution above-mentioned background art, the main motor drives the hot roll and rotates, generally utilizes a set of motor to drive multiunit gear revolve, realizes multiunit hot roll and rotates, when the motor damages, needs to keep out hot rolling mill stop work, maintains the motor, makes the processing accident time long, seriously influences the problem of production.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a hot rolling mill pair roller transmission, includes frame, a connection roller and No. two connection rollers, the one end of a connection roller runs through and connects a gear after the frame, No. two connection rollers run through and connect No. two gears after the frame, be equipped with the master gear between a gear and No. two gears, master gear and a gear, No. two gear engagement, run through on the master gear and set up the connecting axle, and the one end of connecting axle rotates and connect and sheathe in rotating, and rotate the cover and install in the frame, the other end of connecting axle passes through shaft coupling A and is connected with main motor, main motor is installed on motor mounting bracket, one side that motor mounting bracket is located main motor is equipped with stand-by motor, stand-by motor's output shaft coupling B, be equipped with the universal driving shaft on shaft B's the axis, universal driving shaft and No. two gear connections.
Preferably, the first connecting roller and the second connecting roller are provided with bearings at positions penetrating through the motor mounting frame.
Preferably, the mounting panel is all installed to main motor, stand-by motor's bottom, the position that motor mounting bracket is located main motor, stand-by motor is equipped with the lift groove, and installs electric push rod in the lift groove, electric push rod is equipped with the multiunit, the mounting panel is connected to electric push rod's flexible end.
Preferably, a rotating groove is formed in the rotating sleeve, a ball is movably embedded in the side wall of the rotating groove, the tail end of the connecting shaft is rotatably connected in the rotating groove, and the connecting shaft is in contact with the ball on the inner wall of the rotating groove.
Preferably, the main gear is sleeved on the connecting shaft, a gear connecting sleeve is arranged on the main gear, the gear connecting sleeve is sleeved on the connecting shaft, aligned connecting holes are formed in the gear connecting sleeve and the connecting shaft, and fixing pieces are arranged in the inner threads of the connecting holes of the gear connecting sleeve and the connecting shaft in a penetrating mode.
Preferably, the fixing piece comprises a hollow threaded bolt and an internal threaded bolt, the hollow threaded bolt is in threaded connection with the connecting hole, the internal threaded bolt is in threaded connection with the hollow threaded bolt, and the hollow threaded bolt and the internal threaded bolt penetrate through in opposite directions.
The utility model provides a hot rolling mill pair roller transmission possesses following beneficial effect:
(1) the utility model discloses a set up main motor and stand-by motor on the motor mounting bracket, can dismantle main motor and master gear and be connected, can dismantle stand-by motor and No. two gears and be connected, through setting up two sets of motors, can be when arbitrary group's motor damages, can start remaining motor immediately, realize continuity of operation, and do not influence the maintenance to damaging the motor, change the tradition and adopt single motor to cause the drawback of damage shut down.
(2) The utility model discloses an utilize gear connecting sleeve and mounting to dismantle the connection with master gear and connecting axle, during the installation, establish the gear connecting sleeve after the connecting axle, utilize the mounting to fix, during the dismantlement, take off the mounting can, simple and convenient is convenient for change different master gears according to the demand.
(3) The utility model discloses an adopt the hollow thread to tie and the internal thread is tied and is constituteed with the mounting, tie the hollow thread during installation in the connecting hole that aligns from top screw in gear connecting sleeve and connecting axle, then tie the internal thread in tying from the hollow thread of below screw in, reach the purpose of fixed gear connecting sleeve and connecting axle, this kind of connected mode is firm, and is difficult for droing between hollow thread tie and the internal thread tie.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention;
fig. 3 is the schematic diagram of the internal structure of the motor mounting bracket of the present invention.
In the figure: 1. a frame; 2. a first connecting roller; 3. a motor mounting bracket; 4. a second connecting roller; 5. a bearing; 6. a second gear; 7. a main gear; 8. a first gear; 9. rotating the sleeve; 10. a connecting shaft; 11. A coupler A; 12. a main motor; 13. a standby motor; 14. a coupler B; 15. a linkage shaft; 16. an electric push rod; 17. mounting a plate; 18. a gear connecting sleeve; 19. a hollow threaded bolt; 20. an internal threaded bolt; 21. A ball bearing; 22. a rotating groove; 23. and connecting the holes.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in fig. 1-3, the utility model provides a technical solution: the utility model provides a hot rolling mill pair roller transmission, includes frame 1, a connection roller 2 and No. two connection rollers 4, the one end of a connection roller 2 runs through and connects a gear 8 behind the frame 1, No. two connection rollers 4 run through and connect No. two gears 6 behind the frame 1, be equipped with master gear 7 between a gear 8 and No. two gears 6, master gear 7 and a gear 8, No. two gears 6 meshing, run through on the master gear 7 and set up connecting axle 10, and the one end of connecting axle 10 rotates and connects on rotating the cover 9, and rotates the cover 9 and install in frame 1, the other end of connecting axle 10 passes through shaft coupling A11 and is connected with main motor 12, main motor 12 installs on motor mounting bracket 3, one side that motor mounting bracket 3 is located main motor 12 is equipped with standby motor 13, standby motor 13's output shaft coupling B14, be equipped with universal driving shaft 15 on the axis of shaft coupling B14, the linkage shaft 15 is connected with the second gear 6.
No. one connect roller 2 and No. two connection roller 4 and run through motor mounting bracket 3's position and be equipped with bearing 5, utilize bearing 5 to keep the rotation of No. one connection roller 2 and No. two connection roller 4.
It rotates groove 22 to be equipped with in the cover 9 to rotate, the lateral wall activity of rotating groove 22 is inlayed and is had ball 21, the tail end of connecting axle 10 is rotated and is connected in rotating groove 22, and connecting axle 10 and the ball 21 contact of rotating the groove 22 inner wall, utilizes ball 21 to increase sliding force between connecting axle 10 and the rotation groove 22 during the use, is convenient for better rotate.
The main gear 7 is sleeved on the connecting shaft 10, the gear connecting sleeve 18 is arranged on the main gear 7, the gear connecting sleeve 18 is sleeved on the connecting shaft 10, the aligned connecting holes 23 are formed in the gear connecting sleeve 18 and the connecting shaft 10, fixing pieces are arranged in the connecting holes 23 of the gear connecting sleeve 18 and the connecting shaft 10 in a penetrating mode and comprise hollow threaded bolts 19 and internal threaded bolts 20, the hollow threaded bolts 19 are connected in the connecting holes 23 in a threaded mode, the internal threaded bolts 20 are connected in the hollow threaded bolts 19 in a threaded mode, the penetrating directions of the hollow threaded bolts 19 and the internal threaded bolts 20 are opposite, during installation, the hollow threaded bolts 19 are screwed into the connecting holes 23, aligned with the gear connecting sleeve 18 and the connecting shaft 10, the internal threaded bolts 20 are screwed into the hollow threaded bolts 19 from the lower portion, and the purpose of fixing the gear connecting sleeve 18 and, the connection mode is firm, the hollow threaded bolt 19 and the internal threaded bolt 20 are not easy to fall off, and moreover, the main gear 7 and the connecting shaft 10 can be disassembled, so that different main gears 7 can be conveniently replaced according to requirements.
It should be noted that, when the hot rolling mill pair-roller transmission device works, when in use, the first gear 8 and the second gear 6 on the first connecting roller 2 and the second connecting roller 4 are meshed with the main gear 7, the main gear 7 is connected with the main motor 12, when in use, the main gear 7 is driven to rotate by the main motor 12, so as to drive the first gear 8 and the second gear 6 to rotate, finally, the first connecting roller 2 and the second connecting roller 4 are driven to rotate, a billet passing between the first connecting roller 2 and the second connecting roller 4 is subjected to hot rolling, through arranging the standby motor 13 at one side of the main motor 12, connecting the coupling B14 on the output shaft of the standby motor 13, and vertically arranging the connecting shaft 15 at the center of the second gear 6, when the main motor 12 fails, detaching the coupling A11 from the coupling 10, and then starting the electric push rod 16 between the main motor 12 and the motor mounting rack 3, the main motor 12 is retracted to the position on the surface of the motor mounting rack 3, the main motor 12 is taken down for maintenance, then the electric push rod 16 between the standby motor 13 and the motor mounting rack 3 is started, the standby motor 13 is moved forward to the position contacting with the linkage shaft 15 under the action of the electric push rod 16, the linkage shaft 15 is connected with the coupling B14 on the standby motor 13, then the standby motor 13 is started, the standby motor 13 is utilized to drive the second gear 6, the main gear 7 and the first gear 8 to rotate, so that the first connecting roller 2 and the second connecting roller 4 can continue to rotate to work, the standby motor 13 can be utilized to work under the condition that the main motor 12 is damaged by arranging two sets of motors of the standby motor 13 and the main motor 12, thereby realizing continuous operation, wherein the main gear 7 and the connecting shaft 10 are detachably connected by utilizing a gear connecting sleeve 18, a fixing piece consisting of a hollow threaded bolt 19 and an internal threaded bolt 20, when the connecting device is used, the internal thread bolt 20 can be rotated to separate the internal thread bolt 20 from the hollow thread bolt 19, then the hollow thread bolt 19 is rotated to be unscrewed, the binding between the gear connecting sleeve 18 and the connecting shaft 10 is lost, and the main gear 7 can be taken down from the connecting shaft 10, so that the main gear 7 is convenient to replace.
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 hot rolling mill pair roller transmission, includes frame (1), a connecting roll (2) and No. two connecting rolls (4), its characterized in that: one end of the first connecting roller (2) penetrates through the rack (1) and then is connected with a first gear (8), the second connecting roller (4) penetrates through the rack (1) and then is connected with a second gear (6), a main gear (7) is arranged between the first gear (8) and the second gear (6), the main gear (7) is meshed with the first gear (8) and the second gear (6), a connecting shaft (10) penetrates through the main gear (7), one end of the connecting shaft (10) is rotatably connected onto a rotating sleeve (9), the rotating sleeve (9) is installed on the rack (1), the other end of the connecting shaft (10) is connected with a main motor (12) through a shaft coupling A (11), the main motor (12) is installed on the motor installation rack (3), a standby motor (13) is arranged on one side, located on the main motor installation rack (12), of the motor (3), an output shaft of the standby motor (13) is connected with a coupler B (14), a linkage shaft (15) is arranged on the axis of the coupler B (14), and the linkage shaft (15) is connected with a second gear (6).
2. The hot rolling mill pair roller transmission of claim 1, wherein: a bearing (5) is arranged at the position where the first connecting roller (2) and the second connecting roller (4) penetrate through the motor mounting frame (3).
3. The hot rolling mill pair roller transmission of claim 1, wherein: mounting panel (17) are all installed to the bottom of main motor (12), stand-by motor (13), the position that motor mounting bracket (3) are located main motor (12), stand-by motor (13) is equipped with the lift groove, and installs electric push rod (16) in the lift groove, electric push rod (16) are equipped with the multiunit, mounting panel (17) is connected to the flexible end of electric push rod (16).
4. The hot rolling mill pair roller transmission of claim 1, wherein: be equipped with in the cover (9) and rotate groove (22), the lateral wall activity of rotating groove (22) is inlayed and is had ball (21), the tail end of connecting axle (10) is rotated and is connected in rotating groove (22), and connecting axle (10) and ball (21) contact of rotating groove (22) inner wall.
5. The hot rolling mill pair roller transmission of claim 1, wherein: the connecting shaft is characterized in that the main gear (7) is sleeved on the connecting shaft (10), a gear connecting sleeve (18) is arranged on the main gear (7), the gear connecting sleeve (18) is sleeved on the connecting shaft (10), connecting holes (23) aligned with each other are formed in the gear connecting sleeve (18) and the connecting shaft (10), and fixing pieces are arranged in the inner threads of the connecting holes (23) of the gear connecting sleeve (18) and the connecting shaft (10) in a penetrating mode.
6. The hot rolling mill pair roller transmission of claim 5, characterized in that: the mounting includes that hollow screw bolt (19) and internal thread bolt (20), hollow screw bolt (19) threaded connection is in connecting hole (23), internal thread bolt (20) threaded connection is in hollow screw bolt (19), the run-through opposite direction of hollow screw bolt (19) and internal thread bolt (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022056610.7U CN213469095U (en) | 2020-09-18 | 2020-09-18 | Double-roller transmission device of hot rolling mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022056610.7U CN213469095U (en) | 2020-09-18 | 2020-09-18 | Double-roller transmission device of hot rolling mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213469095U true CN213469095U (en) | 2021-06-18 |
Family
ID=76362655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022056610.7U Active CN213469095U (en) | 2020-09-18 | 2020-09-18 | Double-roller transmission device of hot rolling mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213469095U (en) |
-
2020
- 2020-09-18 CN CN202022056610.7U patent/CN213469095U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Double roll drive device of hot rolling mill Effective date of registration: 20221220 Granted publication date: 20210618 Pledgee: Ningxia East Guarantee Co.,Ltd. Pledgor: NINGXIA ZHONGHENG CHUANGYUE NEW MATERIAL TECHNOLOGY Co.,Ltd. Registration number: Y2022640000026 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20231212 Granted publication date: 20210618 Pledgee: Ningxia East Guarantee Co.,Ltd. Pledgor: NINGXIA ZHONGHENG CHUANGYUE NEW MATERIAL TECHNOLOGY Co.,Ltd. Registration number: Y2022640000026 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A roller drive device for hot rolling mill Effective date of registration: 20231218 Granted publication date: 20210618 Pledgee: Ningxia East Guarantee Co.,Ltd. Pledgor: NINGXIA ZHONGHENG CHUANGYUE NEW MATERIAL TECHNOLOGY Co.,Ltd. Registration number: Y2023640000045 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |