CN203265263U - Adjustable single-roller gearbox of rolling mill - Google Patents
Adjustable single-roller gearbox of rolling mill Download PDFInfo
- Publication number
- CN203265263U CN203265263U CN 201320262998 CN201320262998U CN203265263U CN 203265263 U CN203265263 U CN 203265263U CN 201320262998 CN201320262998 CN 201320262998 CN 201320262998 U CN201320262998 U CN 201320262998U CN 203265263 U CN203265263 U CN 203265263U
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- gear
- output shaft
- box
- jackshaft
- shaft
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Abstract
An adjustable single-roller gearbox of a rolling mill comprises a gearbox body (8) and is characterized in that the gearbox body (8) is composed of an upper gearbox body (9), a middle gearbox body (10) and a lower gearbox body (11); a lower input gear shaft (6) is arranged in the lower gearbox body (11) and provided with a first coaxial gear (14), the first coaxial gear (14) is meshed with a first big gear (13) on a first intermediate shaft (12), and a second coaxial gear (15) is meshed with a first output gear (16) and drives a first output shaft (7) to drive an input shaft of the rolling mill to rotate; an upper input gear shaft (4) is arranged in the upper gearbox body (9) and provided with a third coaxial gear (17), the third coaxial gear (17) is meshed with a second big gear (5), and a fourth coaxial gear (18) is meshed with a second output gear (2) and drives a second output shaft (1) to drive the input shaft corresponding to the rolling mill to rotate. Because the single-roller transmission method is adopted for the gearbox of the rolling mill, transmission links are reduced, the transmission efficiency is promoted, and the service life is prolonged.
Description
Technical field
The utility model relates to a kind of mechanical driving device, especially a kind of gear reduction box, the specifically adjustable milling train gear-box of a kind of single roller.
Background technology
Rolling mill reduction gears is the core unit in steel rolling process, the multiple roll kinds of drive that adopt in the past more, and namely a motor (or two motors of coaxial series connection) drives two rolls or two with topping roll.And this reductor adopts the one high driving mode, namely two rolls are all by separately Motor Drive, reach the adjustable purpose of speed ratio, thereby product quality is played key effect, single roller mill has reduced transmission link, improve transmission efficiency, saved simultaneously taking up room of equipment, greatly improved the service life of transmission device.
Summary of the invention
The purpose of this utility model is to drive two rolls or two for existing roll reduction box by a motor (or two motors of coaxial series connection) to cause volume large with topping roll, noise is high, inefficient problem designs and a kind ofly can satisfy the adjustable single roller mill gear-box of speed ratio.
The technical solution of the utility model is:
the adjustable milling train gear-box of a kind of single roller, comprise casing 8, it is characterized in that described casing 1 is by upper box 9, middle casing 10 and lower box 11 form, be provided with lower input gear axle 6 in described lower box 11, the first gear shaft 3, the first jackshaft 12 and the first output shaft 7, one end of described lower input gear axle 6 stretches out outside lower box 11 and is connected with the first drive motors, on its end that is arranged in lower box, the first in-line gears 14 are installed, first gear 13 engagements on the first in-line gears 14 and the first jackshaft 12, the first jackshaft 12 is meshed and drives the first output shaft 7 by the second in-line gears 15 of installing on it and the first output gear 16 on the first output shaft 7 again and drives the rotations of milling train power shafts, be provided with input gear axle 4, the second jackshaft 3 and the second output shaft 1 in described upper box 9, one end of upper input gear axle 4 stretches out outside upper box 9 and is connected with the second drive motors, the other end of upper input gear axle 4 is arranged in upper box 9 and the 3rd in-line gears 17 is installed, second largest gear 5 engagements on the 3rd in-line gears 17 and the second jackshaft 3, also being provided with the 4th in-line gears 18, the four in-line gears 18 and the second output gear 2 on the second output shaft 1 on the second jackshaft 3 meshes and drives the second output shaft 1 and drive power shaft corresponding to milling train and rotate.
The speed of the drive motors that is connected with the input of described upper input gear axle 4, lower input gear axle 6 is adjustable, and described the first output shaft 1 is different with the rotating speed of the second output shaft 7.
The beneficial effects of the utility model:
This gear-box adopts the one high driving mode, namely two rolls are all by an independent Motor Drive, reach the adjustable purpose of speed ratio, thereby product quality is played the single roller mill of key effect reduced transmission link, improved transmission efficiency, save simultaneously taking up room of equipment, greatly improved the service life of transmission device.
Description of drawings
Fig. 1 is main TV structure schematic diagram of the present utility model.
Fig. 2 is A-A cross-sectional view of the present utility model.
Fig. 3 is B-B cross-sectional view of the present utility model.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is further described.
The adjustable milling train gear-box of a kind of single roller comprises casing 8, and described casing 1 is comprised of upper box 9, middle casing 10 and lower box 11, as shown in Figure 1.be provided with lower input gear axle 6 in described lower box 11, the first gear shaft 3, the first jackshaft 12 and the first output shaft 7, one end of described lower input gear axle 6 stretches out outside lower box 11 and is connected with the first drive motors, on its end that is arranged in lower box, the first in-line gears 14 are installed, first gear 13 engagements on the first in-line gears 14 and the first jackshaft 12, the first jackshaft 12 is meshed and drives the first output shaft 7 by the second in-line gears 15 of installing on it and the first output gear 16 on the first output shaft 7 again and drives the rotations of milling train power shafts, as shown in Figure 3, be provided with input gear axle 4 in described upper box 9, the second jackshaft 3 and the second output shaft 1, one end of upper input gear axle 4 stretches out outside upper box 9 and is connected with the second drive motors, the other end of upper input gear axle 4 is arranged in upper box 9 and the 3rd in-line gears 17 is installed, second largest gear 5 engagements on the 3rd in-line gears 17 and the second jackshaft 3, also be provided with the 4th in-line gears 18 on the second jackshaft 3, the 4th in-line gears 18 and the second output gear 2 on the second output shaft 1 mesh and drive the second output shaft 1 and drive power shaft corresponding to milling train and rotate, as shown in Figure 2.The speed of the drive motors that the input with described upper input gear axle 4, lower input gear axle 6 in the present embodiment is connected is adjustable, described the first output shaft 1 is different with the rotating speed of the second output shaft 7, namely go up the input of input gear axle 4, lower input gear axle 6 respectively by a prime mover driven that speed is different, reach 7 liang of different effects of roller speed ratio of output shaft 1 and output shaft.
The utility model does not relate to partly all, and the prior art that maybe can adopt same as the prior art is realized.
Claims (2)
1. adjustable milling train gear-box of single roller, comprise casing (8), it is characterized in that described casing (1) is by upper box (9), middle casing (10) and lower box (11) form, be provided with lower input gear axle (6) in described lower box (11), the first gear shaft (3), the first jackshaft (12) and the first output shaft (7), one end of described lower input gear axle (6) stretches out outside lower box (11) and is connected with the first drive motors, on its end that is arranged in lower box, the first in-line gears (14) are installed, first gear (13) engagement on the first in-line gears (14) and the first jackshaft (12), the first jackshaft (12) is meshed and drives the first output shaft (7) by the second in-line gears (15) of installing on it and the first output gear (16) on the first output shaft (7) again and drives the rotation of milling train power shaft, be provided with input gear axle (4) in described upper box (9), the second jackshaft (3) and the second output shaft (1), one end of upper input gear axle (4) stretches out outside upper box (9) and is connected with the second drive motors, the other end of upper input gear axle (4) is arranged in upper box (9) and the 3rd in-line gears (17) is installed, second largest gear (5) engagement on the 3rd in-line gears (17) and the second jackshaft (3), also be provided with the 4th in-line gears (18) on the second jackshaft (3), the 4th in-line gears (18) and the second output gear (2) on the second output shaft (1) mesh and drive the second output shaft (1) and drive power shaft corresponding to milling train and rotate.
2. the adjustable milling train gear-box of single roller according to claim 1, the speed that it is characterized in that the drive motors that is connected with the input of described upper input gear axle (4), lower input gear axle (6) is adjustable, and described the first output shaft (1) is different with the rotating speed of the second output shaft (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320262998 CN203265263U (en) | 2013-05-15 | 2013-05-15 | Adjustable single-roller gearbox of rolling mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320262998 CN203265263U (en) | 2013-05-15 | 2013-05-15 | Adjustable single-roller gearbox of rolling mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203265263U true CN203265263U (en) | 2013-11-06 |
Family
ID=49495757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320262998 Expired - Lifetime CN203265263U (en) | 2013-05-15 | 2013-05-15 | Adjustable single-roller gearbox of rolling mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203265263U (en) |
-
2013
- 2013-05-15 CN CN 201320262998 patent/CN203265263U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131106 |
|
| CX01 | Expiry of patent term |