CN201253584Y - Free adjustment compensating mechanism of vertical-mill planetary gear speed reducer - Google Patents
Free adjustment compensating mechanism of vertical-mill planetary gear speed reducer Download PDFInfo
- Publication number
- CN201253584Y CN201253584Y CNU2008201223581U CN200820122358U CN201253584Y CN 201253584 Y CN201253584 Y CN 201253584Y CN U2008201223581 U CNU2008201223581 U CN U2008201223581U CN 200820122358 U CN200820122358 U CN 200820122358U CN 201253584 Y CN201253584 Y CN 201253584Y
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- planet carrier
- output
- mill
- adjustment
- speed reducer
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Abstract
The utility model relates to a permissive adjustment compensation device of a vertical grinding satellite gear speed reducer, comprising a power input mechanism, a satellite gear speed reducer and an output grinding disc which uses a transmitting torque of a planet carrier as power output. The permissive adjustment compensation device is characterized in that a permissive adjustment compensation suspension device is arranged between the planet carrier and the output grinding disc; the upper end of an adjustment link rod of the suspension device is connected with a rotating axle center of the output grinding disc, and the lower end of the adjustment link rod of the suspension device is connected with a rotating axle center of the planet carrier by a pin roll; a position where the upper end and the lower end are connected is respectively provided with a thrust bearing and a joint bearing, thus a suspension structure of the planet carrier is formed; and meanwhile, barreled tooth flanks for engaging the transmitting torque are arranged between the planet carrier and the output grinding disc. The device has the functions of buffering and instantaneously adjusting the center of rotation of the planet carrier in time, overcomes the consequence that the grinding machine generates large dynamic axial load in service to cause the rotating center of the planet carrier generates deviation to further result in nonuniform load distribution among planet wheels due to poor average load effect, and ensures the mechanism to normally and reposefully work.
Description
Technical field
The utility model relates to a kind of Vertical Mill planetary gear speed reducing mechanism that is used for equipment main transmissions such as thermal power generation, building material cement and chemical industry powder process, especially a kind of Vertical Mill planetary reducer freely adjust compensation arrangement.
Background technology
In equipment such as thermal power generation, building material cement and chemical industry powder process, the main transmission of Vertical Mill planetary reduction gear is by the input stage cone pinion, give coaxial mounted planetary reducer by internal tooth casing with transmission of torque through vertically arranged large bevel gear, drive planet carrier by the sun gear in the planetary reducer and drive output mill rotary work.Because grinding machine is subjected to the influence of environment for use, be in operation and produce huge vibration beat, and there is the irrationality of design in existing equipment, for example exporting mill is to adopt interference to connect with being connected of planet carrier, the axial dynamic load that is produced by the vibration beat makes the output mill centre of gyration produce deviation, the centre of gyration that has influenced planet carrier simultaneously produces deviation, caused the load distribution inequality between planetary gear, especially there is very high requirement in the thermal power plant to equipment reliability of operation and balance, because of effect of load balancing mechanism poor, equipment dependability and stationarity are reduced, had a strong impact on power plant's normal duty operation, solving this technical problem is pressing for of power plant's modernization control.
Summary of the invention
Technical problem to be solved in the utility model be to overcome the defective of prior art and load skewness between a kind of Vertical Mill planetary reducer planetary gear that solves industries such as thermal power generation, building materials and chemical industry powder process is proposed, improve the transmission system reliability freely adjust compensation arrangement.
Technical problem of the present utility model solves by the following technical programs:
A kind of Vertical Mill planetary reducer freely adjust compensation arrangement, it comprises power input mechanism, planetary reducer, by the planet carrier transmitting torque be used as power output the output mill, it is characterized in that being provided with the suspension arrangement of freely adjusting compensation between described planet carrier and the output mill, described suspension arrangement comprises the adjustment connecting rod, the gyroaxis that the upper end of adjusting connecting rod is connected the output mill in the heart, the lower end is articulated and connected at the planet carrier gyroaxis in the heart through bearing pin, and between planet carrier and adjustment connecting rod, be provided with oscillating bearing, form the planet carrier suspended structure; Be provided with the barreled tooth flank of engagement transmitting torque between described planet carrier and the output mill.
Described adjustment connects part and output is provided with thrust bearing between the mill.
Also be provided with the tooth cover between described barreled tooth flank and the output mill, this tooth cover not only meshes with barreled tooth flank but also fixes with the output mill.
Compared with prior art, the utility model is to be provided with by adjusting connecting rod between planet carrier and the output mill at the output connecting portion of Vertical Mill planetary reduction gear, oscillating bearing, thrust bearings etc. are formed freely adjusts compensation arrangement, this device makes planet carrier form suspended structure, the output mill floats relatively, can play the effect of the adjustment planet carrier centre of gyration in time of buffering and moment, the output of planet carrier torque passes to the output mill again through the engagement of barreled tooth flank on the other hand, the floating property of barreled tooth flank changes along with the balance of articulated linkage moment, makes the output mill can not have influence on the even distribution of load between planetary gear when discontinuity.Have characteristics such as topology layout is reasonable, reliability is high, easy maintenance, satisfied the requirement of power plant's modernization control, for industries such as thermal power generation provide technical guarantee.
Description of drawings
Fig. 1 has provided structural representation of the present utility model.
The specific embodiment
By accompanying drawing the utility model embodiment is described in detail again below.
As shown in Figure 1,1-output mill, 2-planet carrier, 3-tooth cover, 4-barreled tooth flank, 5-sun gear, 6-adjustment connecting rod, 7-thrust bearing, 8-oscillating bearing, 9-bearing pin, 10-planet axis, 11-planetary gear, 12-ring gear, 13-large bevel gear, 14-large bevel gear axle, 15-internal tooth casing, 16-cone pinion among the figure.
The Vertical Mill planetary reducer freely adjust compensation arrangement, comprise power input mechanism, planetary reducer is by planet carrier transmitting torque be used as power the output mill of output and the suspension arrangement that the free adjustment between planet carrier and the output mill compensates.
The cone pinion 16 that power input mechanism is installed by level drives 14 revolutions of large bevel gear axle through transmitting with vertically arranged large bevel gear 13 engagements, large bevel gear axle axle head is the barreled tooth flank structure, obtains rotary motive powers through meshing the sun gear 5 that passes to coaxial mounted planetary reducer with internal tooth casing 15.
Planetary reducer is the same with conventional mechanism, by sun gear 5, organize planetary gear 11, fixing ring gear 12, planet carrier 2 etc. more and form, the planet axis 10 of supporting planetary gear is installed in the planet carrier, when sun gear obtains rotary motive power, drive planetary gear and not only do rotation but also revolve round the sun around sun gear with the ring gear engagement, planet axis 10 just drives planet carrier 2 and does gyration output torque.
The rotation of planet carrier 2 does not directly drive 1 rotation of output mill, but by barreled tooth flank 4 not only with the planet carrier engagement, but also with 3 engagements of tooth cover tooth cover 3 is fixed on the output mill 1, thereby make the output mill obtain rotation and work done, the setting of tooth cover can be simplified the processing technology of the output mill of large volume, the setting of barreled tooth flank makes planet carrier be floated at rotation process, is beneficial to the automatic adjusting centre of gyration.
The huge axial dynamic load that produces because of unbalance stress in the course of work for fear of the output mill has influence on inhomogeneous that load distributes between planetary gear, the utility model is provided with the suspension arrangement of free adjustment compensation between planet carrier 2 and output mill 1, make planet carrier form suspended structure, thereby the realization free adjustment reduces the influence to the load distribution inequality of 11 of planetary gears.Suspension arrangement is exactly freely to adjust compensation arrangement, and it has one to adjust connecting rod 6, and the gyroaxis that the upper end of adjusting connecting rod is articulated in output mill 1 by locking nut, stop nut, packing ring and is provided with thrust bearing 7 with exporting between the mill adjusting connecting rod in the heart; The lower end of adjusting connecting rod is articulated and connected at planet carrier 2 gyroaxises in the heart through bearing pin 9, and between planet carrier and adjustment connecting rod oscillating bearing 8 is set, and forms the planet carrier suspended structure.Like this when coming from output mill 1 centre of gyration generation deviation; freely adjusting compensation arrangement will play buffering automatically and make the timely centre of gyration of adjusting planet carrier 2 of moment; make planet carrier be in quick condition; thereby avoid 11 influences that are subjected to the load distribution inequality of planetary gear, the normal even running of assurance mechanism.
This product performs adjustment before dispatching from the factory, be not more than the gap that 0.5 ℃ (empirical data) regulates planet carrier and casing according to the maximum deflection angle of planet carrier, adjusts the back with locking nut and stop nut locking.
Claims (3)
1, a kind of Vertical Mill planetary reducer freely adjust compensation arrangement, it comprises power input mechanism, planetary reducer, by planet carrier (2) transmitting torque be used as power output output mill (1), it is characterized in that being provided with the suspension arrangement of freely adjusting compensation between described planet carrier and the output mill, described suspension arrangement comprises adjusts connecting rod (6), the gyroaxis that the upper end of adjusting connecting rod is connected output mill (1) in the heart, the lower end is articulated and connected at planet carrier (2) gyroaxis in the heart through bearing pin (9), and between planet carrier and adjustment connecting rod, be provided with oscillating bearing (8), form the planet carrier suspended structure; Be provided with the barreled tooth flank (4) of engagement transmitting torque between described planet carrier (2) and the output mill (1).
2, Vertical Mill planetary reducer according to claim 1 freely adjust compensation arrangement, it is characterized in that described adjustment connects between part (6) and the output mill (1) to be provided with thrust bearing (7).
3, Vertical Mill planetary reducer according to claim 1 and 2 freely adjust compensation arrangement, it is characterized in that also being provided with tooth cover (3) between described barreled tooth flank (4) and the output mill (1), this tooth cover had not only been fixed with the barreled tooth flank engagement but also with the output mill.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201223581U CN201253584Y (en) | 2008-07-30 | 2008-07-30 | Free adjustment compensating mechanism of vertical-mill planetary gear speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201223581U CN201253584Y (en) | 2008-07-30 | 2008-07-30 | Free adjustment compensating mechanism of vertical-mill planetary gear speed reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201253584Y true CN201253584Y (en) | 2009-06-10 |
Family
ID=40736897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201223581U Expired - Fee Related CN201253584Y (en) | 2008-07-30 | 2008-07-30 | Free adjustment compensating mechanism of vertical-mill planetary gear speed reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201253584Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106457257A (en) * | 2014-06-17 | 2017-02-22 | 川崎重工业株式会社 | Vertical roller mill |
| CN107667236A (en) * | 2015-03-17 | 2018-02-06 | 梅西安-杜兰德齿轮公司 | Gear reduction unit and corresponding grinding machine and purposes for agitator mill |
-
2008
- 2008-07-30 CN CNU2008201223581U patent/CN201253584Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106457257A (en) * | 2014-06-17 | 2017-02-22 | 川崎重工业株式会社 | Vertical roller mill |
| CN106457257B (en) * | 2014-06-17 | 2019-02-12 | 川崎重工业株式会社 | Vertical roll grinder |
| CN107667236A (en) * | 2015-03-17 | 2018-02-06 | 梅西安-杜兰德齿轮公司 | Gear reduction unit and corresponding grinding machine and purposes for agitator mill |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090610 Termination date: 20140730 |
|
| EXPY | Termination of patent right or utility model |