CN201934636U - High speed ratio speed-increasing gear box - Google Patents
High speed ratio speed-increasing gear box Download PDFInfo
- Publication number
- CN201934636U CN201934636U CN2011200562782U CN201120056278U CN201934636U CN 201934636 U CN201934636 U CN 201934636U CN 2011200562782 U CN2011200562782 U CN 2011200562782U CN 201120056278 U CN201120056278 U CN 201120056278U CN 201934636 U CN201934636 U CN 201934636U
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- roller bearing
- box body
- input shaft
- bearing
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Abstract
The utility model provides a high speed ratio speed-increasing gear box, which consists of a box body, an input shaft unit, an output shaft unit and oil return flanges. The box body comprises a box cover, a middle box body and a lower box body. The box cover is connected with the middle box body. The middle box body is connected with the lower box body. The input shaft unit is arranged in the lower box body. The output shaft unit is positioned in the middle box body. The oil return flanges are positioned at both sides of the lower box body. In the utility model, thin oil is adopted at the position of a bearing to forcedly lubricate, so that the service life of the bearing is effectively prolonged. A dynamic balance process is adopted in the machining process of a gear and a gear shaft, so that the vibration of the whole machine is reduced. The high speed ratio speed-increasing gear box has a simple overall structure, is beneficial to assembly and upkeep and maintenance of a production field, has low vibration and low noise when working, has a large transmission torque, is convenient to install in the field, is simple to debug and has a long service life, a low equipment fault rate and high interchangeability between parts and an original large speed increasing machine. The performance of the high speed ratio speed-increasing gear box totally reaches the application standard of high-speed metallurgical wires.
Description
(1) technical field
The utility model relates to a kind of actuating unit, is exactly that a kind of high speed compares speed-increasing transmission specifically.
(2) background technique
Along with the development in high-speed rod market both at home and abroad in recent years, the high-speed rod project constantly increases in China, a lot of privately owned capitals change the high line of investment over to, private firm's insufficient funds become the common fault of private firm, this just requires us guaranteeing under the constant situation of the original fund input of enterprise, improve the mill speed of high-speed rod as much as possible, increase product yield.Wherein finish rolling district speed-increasing transmission becomes the emphasis that improves high-speed wire rolling speed.In former design, if want to improve the mill speed of whole piece high-speed rod, must improve the output speed of speed change speedup box, the bigger motor of installation power then, improve the rotational velocity of motor, so not only increased the infusion of financial resources of high line widely, equipment such as motor, booster engine also easily produce vibrations, reduce service life of equipment.In addition, whole finish rolling district has passed through the practical proof of decades at home, as changing motor, then needs correspondingly to change the civil engineering, ground in whole high line finish rolling district etc., has increased the cost of investment of enterprise virtually again.This just requires us under the situation that does not change existing equipment, civil engineering etc., improves the speed ratio of speed change booster engine, guarantees to improve the mill speed of the high line of whole piece, improves the output of product.
(3) summary of the invention
The purpose of this utility model is to provide that a kind of output speed is big, simple in structure, the work vibrations are little, long service life, the high speed being convenient to safeguard compare speed-increasing transmission.
The purpose of this utility model is achieved in that it is made up of casing, input shaft unit, output shaft unit and oil return flange, casing comprises case lid, middle casing and lower box, casing during case lid connects, middle casing connects lower box, the input shaft unit is arranged in the lower box, the output shaft unit is arranged in casing, and the oil return flange is positioned at the lower box both sides.
The utility model also has following technical characteristics:
(1) described input shaft unit comprises driving gear, input shaft, distance ring, first roller bearing, second roller bearing, second injection loop, the 3rd injection loop, first axle sleeve, the four spot contact bearing first and the first axle head baffle plate, driving gear connects input shaft, input shaft connects distance ring, distance ring connects first roller bearing, first roller bearing connects second injection loop, second injection loop connects four spot contact bearing first, four spot contact bearing first connect the first axle head baffle plate, the other end of input shaft connects second roller bearing, second roller bearing connects the 3rd injection loop, and the 3rd injection loop connects first axle sleeve (7).
(2) described output shaft unit comprises output gear shaft, the 4th roller bearing, first injection loop, four spot contact bearing second, three cylindrical roller bearing, the second axle head baffle plate and second axle sleeve, output gear shaft connects the 4th roller bearing, the 4th roller bearing connects first injection loop, first injection loop connects four spot contact bearing second, four spot contact bearing second connect second axle sleeve, the output gear shaft the other end connects the three cylindrical roller bearing, and the three cylindrical roller bearing connects the second axle head baffle plate.
The utility model is at a high speed than speed-increasing transmission, and the bearing place adopts the thin oil pressure lubrication, has effectively prolonged the working life of bearing.Gear and gear shaft adopt dynamic balancing technics in course of working, reduced the vibrations of complete machine.Each casing adopts split type processing, assembles each endoporus of fine finishing again, and the machining accuracy height has guaranteed the tolerance of size and the form and position tolerance of each endoporus.The utility model complete machine structure is simple, is beneficial to the maintenance and the maintenance of assembling and production scene.Vibrations are little during work, noise is little, and transmitting torque is big.In the box house position of bearings cushion is installed, has been delayed the axial in the running long-term impact of complete machine.All there is the oil return flange both sides, and left line and right line all can use.Most of part can exchange with former speedup box in the casing.The utility model high speed speed-increasing transmission is applied to the mill speed that has improved the whole piece high-speed rod in the on-the-spot reality greatly, has improved the output of product.Speedup box is easy for installation at the scene, and debugging is simple, long service life, and equipment failure rate is low, part and former big booster engine interchangeability height, usability has reached the use standard of the metallurgical wire rod of high speed fully.
(4) description of drawings
Fig. 1 is a plan view of the present utility model;
Fig. 2 is the A-A sectional view of Fig. 1;
Fig. 3 is the B-B sectional view of Fig. 1.
(5) embodiment
Below in conjunction with accompanying drawing the utility model is further described:
Embodiment 1: in conjunction with Fig. 1-Fig. 3, a kind of high speed of the utility model compares speed-increasing transmission, it is made up of casing, input shaft unit, output shaft unit and oil return flange, the input shaft unit connects the output shaft unit, casing comprises case lid (1), middle casing (2) and lower box (3), casing (2) during case lid (1) connects, middle casing (2) connects lower box (3), the input shaft unit is arranged in the lower box (3), and the output shaft unit is arranged in casing (2) oil return flange (26) and is positioned at lower box (3) both sides.
The utility model also has following technical characteristics:
Described input shaft unit comprises driving gear (16), input shaft (15), distance ring (14), first roller bearing (13), second roller bearing (4), second injection loop (12), the 3rd injection loop (5), first axle sleeve (7), the four spot contact bearing first (11) and the first axle head baffle plate (10), driving gear (16) connects input shaft (15), input shaft (15) connects distance ring (14), distance ring (14) connects first roller bearing (13), first roller bearing (13) connects second injection loop (12), second injection loop (12) connects four spot contact bearing first (11), four spot contact bearing first (11) connect the first axle head baffle plate (10), the other end of input shaft (15) connects second roller bearing (4), second roller bearing (4) connects the 3rd injection loop (5), and the 3rd injection loop (5) connects first axle sleeve (7).
Described output shaft unit comprises output gear shaft (17), the 4th roller bearing (25), first injection loop (24), four spot contact bearing second (23), three cylindrical roller bearing (18), the second axle head baffle plate (19) and second axle sleeve (22), output gear shaft (17) connects the 4th roller bearing (25), the 4th roller bearing (25) connects first injection loop (24), first injection loop (24) connects four spot contact bearing second (23), four spot contact bearing second (23) connect second axle sleeve (22), output gear shaft (17) the other end connects three cylindrical roller bearing (18), and three cylindrical roller bearing (18) connects the second axle head baffle plate (19).
Embodiment 2: in conjunction with Fig. 1-Fig. 3, the utility model is at a high speed than speed-increasing transmission, and it comprises lower box, middle casing, case lid, is installed in input shaft and output gear shaft and the gear of hot charging on input shaft on the casing.The input shaft of the intact gear of hot charging and output gear shaft be position hot charging spacer sleeve, middle cover, injection loop, roller bearing and four spot contact bearings successively accordingly on axle respectively, and be with shaft end ring that bearing is spacing behind the bearing hot charging; Hot charging axle sleeve, installation cushion are installed on the input shaft assembly in the lower box, and the middle casing that closes is installed the output shaft assembly, and the case lid that closes covers and outside framework oil seal at input and output axle head mounting end respectively.Driving gear adopts the mode of hot charging to be fitted on the input shaft, distinguish hot charging distance ring, roller bearing successively, second injection loop is installed and is added cushion, hot charging four spot contact bearings, with the axle head baffle plate four spot contact bearings are compressed, the other end of input shaft is hot charging roller bearing, the 3rd injection loop, axle sleeve successively, the input shaft unit that assembles is installed in the lower box casing in the installation; Output gear shaft is the hot charging roller bearing respectively, first injection loop and resilient pad, hot charging four spot contact bearings are installed, and pad dress axle sleeve, carry out spacing to ball bearing, the output gear shaft the other end successively the hot charging roller bearing, and bearing is compressed with the axle head baffle plate, the output gear shaft axle string that assembles is installed in the middle casing, the mould assembling lid, in four spot contact bearing sides of input shaft and output gear shaft cushion and saturating lid are installed respectively, outside framework oil seal and end cap are installed at the corresponding the other end.Roller bearing has born radial force during work, four spot contact bearings have born axial force, installed in four spot contact bearing both sides cushion effectively alleviated the equipment long-term operation to bearing shaft to impact, injection loop is installed between bearing, lubrication system adopts the thin oil pressure lubrication, temperature when having reduced bearing operation, above-mentioned some effectively increased the working life of bearing.Complete machine is used 4 grades of highi degree of accuracy helical gears, adopts dynamic balancing technics to make equipment operation more steady, has effectively reduced the vibrations of complete machine.Device structure is simple, is beneficial to on-the-spot Installation and Debugging, has also made things convenient for using and safeguarding of equipment simultaneously.Lower box is a welding structural element, and all there is the oil return flange its left and right sides, and this has just determined this machine to can be applicable to the left line and the right line of the metallurgical wire rolling plants of high speed.
Claims (3)
1. a high speed compares speed-increasing transmission, it is made up of casing, input shaft unit, output shaft unit and oil return flange, it is characterized in that: the input shaft unit connects the output shaft unit, casing comprises case lid (1), middle casing (2) and lower box (3), casing (2) during case lid (1) connects, middle casing (2) connects lower box (3), and the input shaft unit is arranged in the lower box (3), the output shaft unit is arranged in casing (2), and oil return flange (26) is positioned at lower box (3) both sides.
2. a kind of high speed according to claim 1 compares speed-increasing transmission, it is characterized in that: described input shaft unit comprises driving gear (16), input shaft (15), distance ring (14), first roller bearing (13), second roller bearing (4), second injection loop (12), the 3rd injection loop (5), first axle sleeve (7), the four spot contact bearing first (11) and the first axle head baffle plate (10), driving gear (16) connects input shaft (15), input shaft (15) connects distance ring (14), distance ring (14) connects first roller bearing (13), first roller bearing (13) connects second injection loop (12), second injection loop (12) connects four spot contact bearing first (11), four spot contact bearing first (11) connect the first axle head baffle plate (10), the other end of input shaft (15) connects second roller bearing (4), second roller bearing (4) connects the 3rd injection loop (5), and the 3rd injection loop (5) connects first axle sleeve (7).
3. a kind of high speed according to claim 1 compares speed-increasing transmission, it is characterized in that: described output shaft unit comprises output gear shaft (17), the 4th roller bearing (25), first injection loop (24), four spot contact bearing second (23), three cylindrical roller bearing (18), the second axle head baffle plate (19) and second axle sleeve (22), output gear shaft (17) connects the 4th roller bearing (25), the 4th roller bearing (25) connects first injection loop (24), first injection loop (24) connects four spot contact bearing second (23), four spot contact bearing second (23) connect second axle sleeve (22), output gear shaft (17) the other end connects three cylindrical roller bearing (18), and three cylindrical roller bearing (18) connects the second axle head baffle plate (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200562782U CN201934636U (en) | 2011-03-07 | 2011-03-07 | High speed ratio speed-increasing gear box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200562782U CN201934636U (en) | 2011-03-07 | 2011-03-07 | High speed ratio speed-increasing gear box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201934636U true CN201934636U (en) | 2011-08-17 |
Family
ID=44446155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200562782U Expired - Lifetime CN201934636U (en) | 2011-03-07 | 2011-03-07 | High speed ratio speed-increasing gear box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201934636U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103075495A (en) * | 2013-01-10 | 2013-05-01 | 长治钢铁（集团）锻压机械制造有限公司 | Two-point support device of combined driving input gear |
| CN103075466A (en) * | 2013-01-10 | 2013-05-01 | 长治钢铁（集团）锻压机械制造有限公司 | Driving converging device of fast-to-mount veneer rolling machine |
-
2011
- 2011-03-07 CN CN2011200562782U patent/CN201934636U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103075495A (en) * | 2013-01-10 | 2013-05-01 | 长治钢铁（集团）锻压机械制造有限公司 | Two-point support device of combined driving input gear |
| CN103075466A (en) * | 2013-01-10 | 2013-05-01 | 长治钢铁（集团）锻压机械制造有限公司 | Driving converging device of fast-to-mount veneer rolling machine |
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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 | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110817 |