CN106246875B - A kind of roller mill speed reducer - Google Patents
A kind of roller mill speed reducer Download PDFInfo
- Publication number
- CN106246875B CN106246875B CN201610689014.8A CN201610689014A CN106246875B CN 106246875 B CN106246875 B CN 106246875B CN 201610689014 A CN201610689014 A CN 201610689014A CN 106246875 B CN106246875 B CN 106246875B
- Authority
- CN
- China
- Prior art keywords
- babinet
- hydrostatic bearing
- bearing
- speed reducer
- roller mill
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
Abstract
The invention discloses a kind of roller mill speed reducers, including babinet, it is set to box house hydrostatic bearing and the output flange on babinet top is set, box house is circumferentially arranged at least two hydrostatic bearings, the hoisting ring for connecting draft gear is provided on hydrostatic bearing, fixed part for connecting draft gear is set in the middle part of babinet, output flange is equipped with through-hole, and through-hole is correspondingly arranged with hydrostatic bearing, and the area of through-hole is more than hydrostatic bearing area of section；Observation window corresponding with hydrostatic bearing position is provided on the excircle of babinet, hydrostatic bearing, observation window and fixed part are located along the same line.The present invention makes the hydrostatic bearing of ultra-large type roller mill speed reducer realize the property tieed up online, it avoids after hydrostatic bearing breaks down, roller mill speed reducer must be pulled out from grinding machine lower part and replacement is repaired to hydrostatic bearing, a large amount of maintenance time and maintenance cost are saved, security risk when speed reducer having been prevented to pull out.
Description
Technical field
The present invention relates to static pressure design fields, more specifically to a kind of roller mill speed reducer.
Background technology
Since energy-saving and emission-reduction have been eliminated, a part of yield is small, cement producing line of high energy consumption, creates manufacture of cement at this stage
Line develops towards large.Ultra-large type roller mill speed reducer is since yield is higher and higher, and axial dynamic and static load is also increasingly
Greatly.Since axial dynamic and static load is born by hydrostatic bearing, hydrostatic bearing is also increasing.
At this stage, building material industry raw material and slag vertical-mill develop toward ultra-large type production line, and power is increasing, corresponding
Roller mill speed reducer is also increasing.During the use of traditional roller mill speed reducer, after hydrostatic bearing damage, it can not replace online
Repair, it is necessary to speed reducer be pulled out from grinding machine lower part, significantly increase maintenance time and maintenance cost；Simultaneously because ultra-large type
Roller mill speed reducer volume and weight are big, and there are security risks during being pulled out from grinding machine lower part.
In conclusion how hydrostatic bearing for ease of maintenaince, is a problem to be solved by those skilled in the art.
Invention content
In view of this, the object of the present invention is to provide a kind of roller mill speed reducer, hydrostatic bearing on the roller mill speed reducer
Replacing options are easy, avoid the security risk that process is pulled out to roller mill speed reducer lower part.
To achieve the goals above, the present invention provides the following technical solutions：
A kind of roller mill speed reducer, including babinet, be set to the box house hydrostatic bearing and be arranged on the babinet
The output flange in portion, the box house is circumferentially arranged at least two hydrostatic bearings, is arranged on the hydrostatic bearing
It is useful for the hoisting ring of connection draft gear, the fixed part for connecting the draft gear is set in the middle part of the babinet, it is described
Output flange is equipped with through-hole, and the through-hole is correspondingly arranged with the hydrostatic bearing, and the area of the through-hole is more than described quiet
Last item loading end area；Observation window corresponding with the hydrostatic bearing position is provided on the excircle of the babinet, it is described quiet
Last item is held, the observation window and the fixed part are located along the same line.
Preferably, the inner bottom surface of the babinet, which is provided with, is used for after the hydrostatic bearing is arranged in target location to described
The locating part that hydrostatic bearing is limited.
Preferably, the draft gear is the fixation shaft device being connected in the middle part of the babinet, the fixed shaft device
Traction rope is provided in fixing axle, the other end of the traction rope is connected to the hoisting ring.
Preferably, the fixed shaft device includes the holder for being connect with babinet middle part, is arranged on the holder
There is fixing axle, covered in the fixing axle and be equipped with bearing, the outer cover of the bearing is equipped with leading for traction rope described in solderless wrapped connection
Ring.
Preferably, two bearings are at least socketed in the fixing axle, be provided between two bearing axial directions every
Coil apparatus.
Preferably, the bearing is offseted in the axial direction by distance collar with the holder and is connect.
Preferably, the lead ring is clamped with the outer ring of bearing described in one of them in the axial direction in the axial direction, the lead ring
Outer rim be provided with the winding slot for facilitating traction rope winding.
Roller mill speed reducer provided by the invention can be by being arranged through-hole on output flange, and will be quiet by draft gear
Last item holds traction to the underface of through-hole, then takes out hydrostatic bearing, whole process is easy to operate, and connecting component is few and is related to
Component is few, so that the hydrostatic bearing of ultra-large type roller mill speed reducer is realized the property tieed up online, avoids after hydrostatic bearing breaks down,
Roller mill speed reducer must be pulled out from grinding machine lower part and replacement is repaired to hydrostatic bearing, save a large amount of maintenance time and dimension
Accomplish this, security risk when speed reducer having been prevented to pull out.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is a kind of front elevational view of roller mill speed reducer provided by the present invention；
Fig. 2 is that dress schematic diagram is returned in a kind of specific embodiment of roller mill speed reducer provided by the present invention；
Fig. 3 is to dismantle schematic diagram in a kind of specific embodiment of roller mill speed reducer provided by the present invention；
Fig. 4 is the sectional view of draft gear in a kind of specific embodiment of roller mill speed reducer provided by the present invention.
Reference numeral is in figure 1 above -4：
Babinet 1, the hydrostatic bearing 2 with spherical support, pin 3, adjust pad 4, output flange 5, the first bolt 6, limiting plate
7, the second bolt 8, cover board 9, draft gear 10；
Nut 11, holder 12, the first spacer ring 13, lead ring 14, bearing 15, the second spacer ring 16, distance collar 17, fixing axle 18,
Snap ring 19, traction rope 20, hoisting ring 21.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Core of the invention is to provide a kind of roller mill speed reducer, the replacing options letter of the hydrostatic bearing on the roller mill speed reducer
Just, the security risk that process is pulled out to roller mill speed reducer lower part is avoided.
It is a kind of front elevational view of roller mill speed reducer provided by the present invention to please refer to Fig.1 to Fig. 4, Fig. 1；Fig. 2 is the present invention
Dress schematic diagram is provided in a kind of specific embodiment of the roller mill speed reducer provided；Fig. 3 is that a kind of Vertical Mill provided by the present invention subtracts
Schematic diagram is dismantled in the specific embodiment of fast machine；Fig. 4 is in a kind of specific embodiment of roller mill speed reducer provided by the present invention
The sectional view of draft gear.
The present invention provides a kind of roller mill speed reducer, including babinet 1, it is set to 1 inside static pressure bearing of babinet and setting exists
The output flange 5 on 1 top of babinet, 1 inside of babinet is circumferentially arranged at least two hydrostatic bearings, is arranged on hydrostatic bearing useful
In the hoisting ring 21 of connection draft gear 10, the fixed part for connecting draft gear 10, output flange 5 is arranged in 1 middle part of babinet
It is equipped with through-hole, through-hole is correspondingly arranged with hydrostatic bearing, and the area of through-hole is more than hydrostatic bearing area of section；Outside babinet 1
It is provided circumferentially about to there is observation window corresponding with hydrostatic bearing position, hydrostatic bearing, observation window and fixed part to be located along the same line.
It should be noted that above-mentioned babinet 1 should be round box 1 or for the babinet 1 with jatharapanvartanasana structure, in babinet
1 is internally provided with several above-mentioned hydrostatic bearings, the operating position of the hydrostatic bearing circumferentially uniform cloth on 1 inner bottom surface of babinet
Set, the setting of hydrostatic bearing with it is essentially identical in the prior art.Hoisting ring 21 is provided on hydrostatic bearing, hoisting ring 21 can be used
In connection draft gear 10, draw operations are realized to hydrostatic bearing by draft gear under the effect of external force.Wherein hoisting ring
21 structure can be determined according to the prior art and particular condition in use, or be fixed on hydrostatic bearing
A notch or through-hole, the hoisting ring 21 being previously mentioned in the present embodiment only indicates its effect, is not to carry out in shape
It limits.Output flange 5 covers the upper top in above-mentioned babinet, and is provided with output flange hole, and output flange hole is towards babinet 1
The operation for taking out hydrostatic bearing from babinet 1 may be implemented by the way that through-hole is arranged in internal through-hole.
Due to being both provided with the connecting portion for connecting draft gear 10 on 1 middle part of babinet and hydrostatic bearing, using
In the process, the different parts on draft gear 10 can be connect with fixation portions and hoisting ring 21 respectively, realizes traction dress
Set the operation of 10 pairs of hydrostatic bearings.
Specifically, when needing to take out hydrostatic bearing from babinet 1, referring to FIG. 3, output flange can be led to first
The devices such as the cover board at hole are removed, and then draft gear are put into babinet 1 by through-hole, and draft gear 10 is fixed on
The oil baffle at 1 middle part of babinet, and it is attached fixation with hydrostatic bearing, one end of draft gear 10 is stretched out in into case by observation window
Hydrostatic bearing is moved to the underface of through-hole by body 1 in a manner of dragging, directly takes out hydrostatic bearing from babinet 1.
When need will repair complete hydrostatic bearing put back to corresponding position in babinet 1 when, referring to FIG. 2, can directly by
Hydrostatic bearing is placed by the through-hole of output flange 5 in babinet 1, is then pulled traction rope outward under external force, then
Hydrostatic bearing can be drawn back in situ.
Optionally, fixation portions can be the oil baffle at 1 middle part of babinet, and oil baffle is arranged in the middle part of babinet, and direction
The excircle of babinet 1.
Roller mill speed reducer provided by the present invention can be by being arranged through-hole on output flange 5, and passes through draft gear
10 draw hydrostatic bearing to the underface of through-hole, then take out hydrostatic bearing, and whole process is easy to operate, and connecting component is few
And it is related to that component is few, so that the hydrostatic bearing of ultra-large type roller mill speed reducer is realized the property tieed up online, avoids when hydrostatic bearing occurs
After failure, it is necessary to roller mill speed reducer be pulled out from grinding machine lower part and repair replacement to hydrostatic bearing, saved a large amount of repair
Time and maintenance cost, security risk when speed reducer having been prevented to pull out.
Optionally, above-mentioned occupation mode is not unique, it is any carried out on the basis of above-mentioned apparatus can be to static pressure axis
The operation that position is changed is held to belong to the dismounting of the present apparatus and return the operation of dress.
On the basis of above-described embodiment, the inner bottom surface of babinet 1 is provided with for when hydrostatic bearing is arranged in target position
Postpone the locating part limited to hydrostatic bearing.During the use after hydrostatic bearing traction in place, need to ensure
The stabilization of the position of hydrostatic bearing, so needing to limit hydrostatic bearing and fixed.The interior bottom of above-mentioned locating part and babinet 1
Using being removably fixedly connected between face, after locating part is arranged in place, operating personnel can connect locating part and inner bottom surface
It connects, optionally, the effect of above-mentioned locating part can be limit or fixed, can be adjusted according to particular condition in use.
Optionally, locating part can be limit plate, and limit plate can be connect by bolt with inner bottom surface, using bolt
Being fixed can make disassembly process more convenient freely.
On the basis of any one above-mentioned embodiment, draft gear 10 is the fixing axle dress for being connected to 1 middle part of babinet
It sets, is provided with traction rope 20 in the fixing axle of fixed shaft device, the other end of traction rope 20 is connected to hoisting ring 21.
It should be noted that fixed shaft device includes in the middle part of fixed component and rotary part, wherein fixed component and babinet 1
Connection, rotary part can be the shaft forgings that can be rotated relative to fixed component, traction rope 20 be wound on rotary part with
Pulley mechanism is formed, certainly, rotary part may be to be fixed on component in fixed component, with rotation body structure,
Draft gear 10 with fixed shaft device can make the draw of traction rope 20 more smooth, avoid in babinet 1
There is the stagnation drawn in inside.
On the basis of any one above-mentioned embodiment, fixed shaft device includes the branch for being connect with 1 middle part of babinet
Frame 12, is provided with fixing axle 18 on holder 12, and set is equipped with bearing 15 in fixing axle 18, the outer cover of bearing 15 be equipped with for around
Connect the lead ring 14 of traction rope 20.
It should be noted that fixed shaft device includes the holder 12 of fixed setting, holder 12 can be with the oil baffle of babinet 1
It is fixed.
Two bearings 15, two bearings are at least socketed on the basis of any one above-mentioned embodiment, in fixing axle 18
It is provided with spacer device between 15 axial directions.Effectively two bearings 15 can be separated in the axial direction using spacer ring, make bearing
15 rotation is more smooth.
On the basis of any one above-mentioned embodiment, bearing 15 is offseted by distance collar 17 in the axial direction with holder 12
Connection.
On the basis of any one above-mentioned embodiment, outer ring of the lead ring 14 in the axial direction with one of bearing 15 exists
It is clamped in axial direction, the outer rim of lead ring 14 is provided with the winding slot for facilitating traction rope 20 to wind.
Specifically, lead ring 14 is mounted at 15 outer ring of bearing of upper and lower position, is pacified at two bearings, 15 Internal and external cycles
Snap ring 19 is installed equipped with the first spacer ring 13 and the second spacer ring 16, and in 15 cycle surface of underlying bearing, prevents lead ring
Vibration.15 inner ring outer end of bearing is mounted on distance collar 17, and to avoid bearing from moving, fixing axle 18 passes through upper and lower two spacings
Ring 17, bearing 15 and the first spacer ring 13, and be installed on the hole of holder 12, it should be noted that matched using interference between axis hole
It closes, to avoid axis from dropping out.
In addition to the primary structure for the roller mill speed reducer that above-described embodiment is provided, other each sections of the roller mill speed reducer
Refer to the prior art for structure, and repeats no more herein.
Each embodiment is described by the way of progressive in this specification, the highlights of each of the examples are with other
The difference of embodiment, just to refer each other for identical similar portion between each embodiment.
Roller mill speed reducer provided by the present invention is described in detail above.Specific case used herein is to this
The principle and embodiment of invention is expounded, the explanation of above example is only intended to help understand the present invention method and
Its core concept.It should be pointed out that for those skilled in the art, in the premise for not departing from the principle of the invention
Under, it can be with several improvements and modifications are made to the present invention, these improvement and modification also fall into the protection of the claims in the present invention
In range.
Claims (7)
1. a kind of roller mill speed reducer, including babinet (1), it is set to the babinet (1) inside static pressure bearing and is arranged in the case
The output flange (5) on body (1) top, which is characterized in that babinet (1) inside is circumferentially arranged at least two static pressure
Bearing, is provided with the hoisting ring (21) for connecting draft gear (10) on the hydrostatic bearing, setting in the middle part of the babinet (1)
Fixed part for connecting the draft gear (10), the output flange (5) are equipped with through-hole, the through-hole and the static pressure
Bearing is correspondingly arranged, and the area of the through-hole is more than the hydrostatic bearing area of section；It is set on the excircle of the babinet (1)
It is equipped with observation window corresponding with the hydrostatic bearing position, the hydrostatic bearing, the observation window and the fixed position are in same
On one straight line.
2. roller mill speed reducer according to claim 1, which is characterized in that the inner bottom surface of the babinet (1), which is provided with, to be used for
The locating part that the hydrostatic bearing is limited after the hydrostatic bearing is arranged in target location.
3. roller mill speed reducer according to claim 1 or 2, which is characterized in that the draft gear (10) is is connected to
The fixation shaft device in the middle part of babinet (1) is stated, traction rope (20), the fixing axle are provided in the fixing axle of the fixed shaft device
Device includes fixed component and rotary part, connect in the middle part of fixed component and the babinet (1), the rotary part for relative to
The shaft forgings that the fixed component can be rotated, the traction rope (20) are wound on the rotary part to form turbine
Structure；The other end of the traction rope (20) is connected to the hoisting ring (21).
4. roller mill speed reducer according to claim 3, which is characterized in that the fixed shaft device include for the case
The holder (12) connected in the middle part of body (1) is provided with fixing axle (18) on the holder (12), is socketed and sets on the fixing axle (18)
There are bearing (15), the outer cover of the bearing (15) to be equipped with the lead ring (14) for traction rope (20) described in solderless wrapped connection.
5. roller mill speed reducer according to claim 4, which is characterized in that be at least socketed two institutes on the fixing axle (18)
Bearing (15) is stated, spacer device is provided between two bearing (15) axial directions.
6. roller mill speed reducer according to claim 5, which is characterized in that the bearing (15) is with the holder (12) in axis
It offsets connection upwardly through distance collar (17).
7. roller mill speed reducer according to claim 6, which is characterized in that the lead ring (14) in the axial direction with one of them
The outer ring of the bearing (15) is clamped in the axial direction, and the outer rim of the lead ring (14) is provided with for facilitating the traction rope (20)
The winding slot of winding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610689014.8A CN106246875B (en) | 2016-08-19 | 2016-08-19 | A kind of roller mill speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610689014.8A CN106246875B (en) | 2016-08-19 | 2016-08-19 | A kind of roller mill speed reducer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106246875A CN106246875A (en) | 2016-12-21 |
| CN106246875B true CN106246875B (en) | 2018-10-16 |
Family
ID=57592462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610689014.8A Active CN106246875B (en) | 2016-08-19 | 2016-08-19 | A kind of roller mill speed reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106246875B (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3105405B2 (en) * | 1994-09-22 | 2000-10-30 | 宇部興産株式会社 | Vertical crusher |
| CN201744392U (en) * | 2009-09-18 | 2011-02-16 | 二重集团（德阳）重型装备股份有限公司 | Transmission structure of vertical mill reducer |
| CN201783346U (en) * | 2009-11-13 | 2011-04-06 | 二重集团（德阳）重型装备股份有限公司 | Transmission and supporting structure of grinding disc of vertical mill |
| CN101907133B (en) * | 2010-08-16 | 2011-11-02 | 重庆齿轮箱有限责任公司 | Adaptive variable working condition cylindrical spherical pressure bearing system |
| TW201219149A (en) * | 2010-11-02 | 2012-05-16 | Weibo Prec Co Ltd | Rotary hydrostatic bearing working table |
| CN202327037U (en) * | 2011-11-30 | 2012-07-11 | 重庆齿轮箱有限责任公司 | Oil supply pipeline structure for internal high pressure combined bearings of large scale vertical type reducer |
| CN102494112B (en) * | 2011-11-30 | 2014-01-08 | 重庆齿轮箱有限责任公司 | Built-in high-pressure combination bearing oil feed pipeline structure of large vertical speed reducer |
-
2016
- 2016-08-19 CN CN201610689014.8A patent/CN106246875B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN106246875A (en) | 2016-12-21 |
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| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhao Lvjing Inventor after: Zhao Junyu Inventor after: He Dong Inventor after: Han Bing Inventor after: Dong Yongli Inventor before: Zhao Lvjing Inventor before: Zhao Junyu |
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