CN208669962U - A kind of roller mill speed reducer transmission system - Google Patents
A kind of roller mill speed reducer transmission system Download PDFInfo
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- CN208669962U CN208669962U CN201821259877.2U CN201821259877U CN208669962U CN 208669962 U CN208669962 U CN 208669962U CN 201821259877 U CN201821259877 U CN 201821259877U CN 208669962 U CN208669962 U CN 208669962U
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- sun gear
- magneto
- speed reducer
- transmission system
- roller mill
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Abstract
The utility model discloses a kind of roller mill speed reducer transmission system, including upper box, lower box, sun gear group, cog-wheel coupling, output flange and magneto, magneto is arranged inside lower box, the output shaft of magneto and lower box bottom are perpendicular, and the output shaft of magneto is connected by cog-wheel coupling with the sun gear of sun gear group, the gear ring of sun gear group is mounted on upper box, the planetary gear of sun gear group is connected with output flange, and sun gear is engaged with planetary gear, output flange is rotatably arranged at the top of upper box and output flange is connect with mill.The output end of magneto is directly connect with the sun gear of sun gear group by the utility model by cog-wheel coupling, output flange is driven to realize that torque exports vertically upward using Gear Planet Transmission principle, band movable grinding disc rotates, compared with secondary drive mechanism in the prior art, have many advantages, such as that transmission efficiency is high, convenient for disassembly and assembly, early investment and later period maintenance advantage at low cost.
Description
Technical field
The utility model relates to technical field of bearing processing, in particular to a kind of roller mill speed reducer transmission system.
Background technique
Vertical mill system is to be rotated by speed reducer band movable grinding disc, while hot wind enters in Vertical Mill from air inlet, and material is under
Material mouth falls on mill center, crushes, dries, collects under the grinding pressure of centrifugal force and grinding roller, forms powder.Wherein vertical deceleration
Machine is crucial transmission device, which is mounted under the mill of vertical coal grinding machine, not only to transmit needed for rotary grinding disk
Torque, the grinding pressure that the weight and grinding roller for still suffering from mill apply mill.
Traditional roller mill speed reducer transmission system is by main motor, shaft coupling and shield, main gear reducer and thin oil lubricating device
Four parts composition.Roller mill speed reducer is driven using screw conic tooth and Gear Planet Transmission two-stage, and main motor is connected by shaft coupling and led
Speed reducer input shaft drives output flange rotation using bevel gear and Planetary Gear Transmission, thus realize that motivation level inputs,
It is converted to and exports vertically upward, provide rotating torques for mill.Thin oil lubricating device main function is the tooth for roller mill speed reducer
Wheel and bearing provide lubrication.
Since the system is four big component compositions, system is complex first, and inefficient, wherein induction motor drive is imitated
Rate about 90%, shaft coupling about 99%, deceleration engine efficiency about 98%, power factor about 80% or so, whole system efficiency converts it
There was only 79.38% afterwards, is unfavorable for energy efficiency.Each component is a complete mini system in its subsystem, is all existed
Oil leak, mechanical breakdown possibility, the damage of any one small part, whole system all by shutdown maintenance, improves production cost, sternly
Ghost image rings economic benefit.
Therefore, how a kind of roller mill speed reducer transmission system that transmission efficiency is high is provided, be those skilled in the art urgently
The technical issues of solution.
Utility model content
The purpose of the utility model is to provide a kind of roller mill speed reducer transmission systems, can be improved the assembly effect of bearing jackscrew
Rate reduces production cost, while equipment has reached semi-automation, substantially reduces the working strength of operator.
In order to solve the above technical problems, the utility model provides a kind of roller mill speed reducer transmission system, including upper box, under
Cabinet, sun gear group, cog-wheel coupling, output flange and magneto, the magneto are arranged inside the lower box,
The output shaft of the magneto and the lower box bottom are perpendicular, and the output shaft of the magneto passes through the tooth form
Shaft coupling is connected with the sun gear of the sun gear group, and the gear ring of the sun gear group is mounted on the upper box, described
The planetary gear of sun gear group is connected with the output flange, and the sun gear is engaged with the planetary gear, described defeated
Flange is rotatably arranged at the top of the upper box out and the output flange is connect with mill.
It preferably, further include thrust bearing, between the thrust bearing is set between the output flange and bearing support.
Preferably, the quantity of the thrust bearing is 6~12.
Preferably, the thrust bearing is distributed along the even circumferential of the mill.
Preferably, further include combination bearing for supporting the armature spindle of the magneto.
It preferably, further include being connected to the lower box, for the thin oil lubricating device of lubrication.
Preferably, 2 oil inlets are provided on the lower box, the oil inlet is symmetric.
Preferably, the lower box bottom is additionally provided with 2 oil discharge outlets, and the oil discharge outlet is symmetric.
Preferably, the magneto is Nd-Fe-B permanent-magnet motor.
Preferably, the stator of the magneto, permanent magnet and frequency converter are arranged on the inner wall of the lower box.
Roller mill speed reducer transmission system provided by the utility model, mainly include upper box, lower box, sun gear group,
Cog-wheel coupling, output flange and magneto, magneto are arranged inside lower box, the output shaft and nowel of magneto
Body bottom is perpendicular, and the output shaft of magneto is connected by cog-wheel coupling with the sun gear of sun gear group, sun gear
The gear ring of group is mounted on upper box, and the planetary gear of sun gear group is connected with output flange, and sun gear and planetary gear
Engagement, output flange is rotatably arranged in upper box bottom, and output flange is connect with mill.The utility model passes through tooth form
The output end of magneto is directly connect with the sun gear of sun gear group by shaft coupling, is driven and is exported using Gear Planet Transmission principle
Flange realizes that torque exports vertically upward, and band movable grinding disc rotates, and optimizes secondary drive mechanism in the prior art, has early period
Input cost is low, high-efficient, convenient for disassembly and assembly, later period maintenance advantage at low cost.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to the attached drawing of offer.
Fig. 1 is a kind of roller mill speed reducer structural schematic diagram of specific embodiment provided by the utility model；
Fig. 2 is a kind of overall structure diagram of specific embodiment provided by the utility model.
Wherein, in Fig. 1-Fig. 2:
Upper box -1, lower box -2, sun gear group -3, cog-wheel coupling -4, output flange -5, magneto -
6, thrust bearing -7, combination bearing -8, thin oil lubricating device -9, bearing support -10, oil inlet -21, oil discharge outlet -22, too
Positive gear -31, gear ring -32, planetary gear -33, armature spindle -61, stator -62.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1 and Fig. 2 are please referred to, Fig. 1 is a kind of roller mill speed reducer knot of specific embodiment provided by the utility model
Structure schematic diagram；Fig. 2 is a kind of overall structure diagram of specific embodiment provided by the utility model.
In a kind of specific embodiment provided by the utility model, roller mill speed reducer transmission system include upper box 1,
Lower box 2, sun gear group 3, cog-wheel coupling 4, output flange 5 and magneto 6, magneto 6 are arranged in lower box 2
Portion, the output shaft of magneto 6 and 2 bottom of lower box are perpendicular, and the output shaft of magneto 6 by cog-wheel coupling 4 with
The sun gear 31 of sun gear group 3 is connected, and the gear ring 32 of sun gear group 3 is mounted on upper box 1, the planet tooth of sun gear group 3
Wheel 33 is connected with output flange 5, and sun gear 31 is engaged with planetary gear 33, and output flange 5 is rotatably arranged in top box
1 top of body, and output flange 5 is connect with mill.
Wherein, magneto 6 is set to 2 bottom of lower box, and the output end of magneto 6 is vertical with the bottom of lower box 2
Setting, and be connected by cog-wheel coupling 4 with the sun gear 31 of sun gear group 3, the gear ring 32 of sun gear group 3 is installed on top box
1 internal circumferential of body, and setting is parallel to the horizontal plane in 3 place plane of sun gear group；The sun gear 31 and sun gear of sun gear group 3
The connection of planetary gear 33 of group 3 forms primary transmission, so that planetary gear 33 realizes that torque exports vertically upward；Planetary gear 33
It is connect with output flange 5, output flange 5 is rotatably arranged in 1 bottom of upper box, and connect with mill.
Specifically, in the actual use process, starting magneto 6, the output end of magneto 6 passes through tooth form shaft coupling
Device 4 transfers torque to sun gear group 3, and the sun gear 31 of sun gear group 3 is connect with cog-wheel coupling 4, by tooth-shaped linkage
After the driving torque of axis device 4, start rotation, simultaneously as the planetary gear 33 connecting with sun gear 31 is located at sun gear
Among 31 gear and the gear ring 32 of sun gear group 3, so planetary gear 33 is begun around when sun gear 31 starts rotation
Sun gear 31 is rotated, so that the output flange 5 for being set to 33 upper end of planetary gear be made to rotate, is further driven to mill and is turned
It is dynamic.The utility model is directly connected the output end of magneto 6 by cog-wheel coupling 4 with the sun gear 31 of sun gear group 3
It connects, drives output flange 5 to realize that torque exports vertically upward using 33 principle of Gear Planet Transmission, band movable grinding disc rotates, and optimizes existing
There is secondary drive mechanism in technology, has early investment at low cost, high-efficient, convenient for disassembly and assembly, at low cost excellent of later period maintenance
Point.
Torque and rotation can be more efficiently transmitted in order to optimize roller mill speed reducer transmission system in above-described embodiment
Effect, roller mill speed reducer transmission system further include thrust bearing 7, thrust bearing 7 be set to output flange 5 and bearing support 10 it
Between；And the quantity of thrust bearing 7 is 6~12；Thrust bearing 7 is distributed along the even circumferential of mill.The setting of thrust bearing 7,
It ensure that the connection relationship between output flange 5 and bearing support 10, output flange 5 is used to bear the weight of mill and pressure of milling
Power, thus guarantee the realizability that torque exports upwards, it is more efficient.It should be noted that make that output flange 5 receives to
Upper output is more uniform and stablizes, and further increases the efficiency of vertical mill, reduces production cost.It should be noted thrust
The number of bearing 7 can be determined according to vertical mill sizes and types itself, be not specifically limited herein.
Further, roller mill speed reducer transmission system further includes the built-up shaft for supporting the armature spindle 61 of magneto 6
Hold 8.The setting of combination bearing 9 can increase the receiving variable load power ability of armature spindle 61, when vertical mill increases operation power, make
Armature spindle 6 is more stable in the process of running, improves the stability of torque vertically upward, keeps the working efficiency of vertical mill higher,
Production efficiency is improved, production cost is reduced.
Further, roller mill speed reducer transmission system further includes being connected to lower box 2, for the thin oil lubricating device of lubrication
9；2 oil inlets 21 are provided on lower box 2, oil inlet 21 is symmetric；2 bottom of lower box is additionally provided with 2 oil discharge outlets
22, oil discharge outlet 22 is symmetric.The design of rare lubricating arrangement 9, it is ensured that armature spindle 61 was subject to during rotation
Resistance is smaller, can also for inside roller mill speed reducer gear and bearing lubrication is provided, reduce its frictional resistance, reduce energy consumption,
Mitigate the rate of wear of each part, improves service life of equipment, while lubricating oil can also play heat dissipation, dust-proof, antirust and absorbing
Effect.It should be noted that the design of 2 oil inlets 21 and 2 oil discharge outlets 22, ensure that the circulation status of lubricating oil,
Further enhance lubricant effect；Meanwhile oil inlet 21 and oil discharge outlet 22 are symmetrical set respectively, ensure that lubricant effect more
Good uniform, further increasing service life of equipment reduces production cost.
Further, magneto 6 is Nd-Fe-B permanent-magnet motor.It should be noted that rotor may be implemented in any one
The permanent magnetism type motor of 61 function of axis all can serve as the power source of the utility model, and the use of the new type passes through Nd-Fe-B permanent magnetic electricity
Machine is illustrated, however it is not limited to which the use of magneto 6 is not specifically limited herein.
Further, stator 62, permanent magnet and the frequency converter of magneto 6 are arranged on the inner wall of lower box 2.It will forever
Stator 62, permanent magnet and the frequency converter of magneto 6 are set to the inside of lower box 2, simplify mechanical drive train, have structure
Compact advantage, eliminates intermediate link, solves tediously long conventional drivetrain, weight, bulky disadvantage, while to mentioning
High-tech is horizontal, energy saving, reduction noise and pollution etc. have long-range benefit.
Magneto efficiency and power factor inside roller mill speed reducer transmission system is high, and the asynchronous machine that compares has bright
Aobvious advantage, this fully demonstrates the promotion of the efficiency when putting into operation, in the reality of the roller mill speed reducer drive system to come into operation
Record in the production process of border is calculated more efficient, and can reach 88%, relatively before system whole efficiency mention
Rise 10%-15%, operational process energy conservation.Magneto technology is mature, after roller mill speed reducer transmission system puts into operation
Manufacture of cement electricity consumption per ton reaches 20 degree of electricity consumptions even less target；The transmission system only need a main gear reducer and
Thin oil lubricating device, small accommodation area are particularly suitable for to the demanding production line of land occupation；Front capital investment reduces, subsequent
Energy saving in running, later period maintenance maintenance period shortens, with good economic efficiency.
In conclusion roller mill speed reducer transmission system provided by the present embodiment mainly includes upper box, lower box, the sun
Wheel group, cog-wheel coupling, output flange and magneto, magneto are arranged inside lower box, the output shaft of magneto
It is perpendicular with lower box bottom, and the output shaft of magneto is connected by cog-wheel coupling with the sun gear of sun gear group,
The gear ring of sun gear group is mounted on upper box, and the planetary gear of sun gear group is connected with output flange, and sun gear and row
The engagement of star gear, output flange is rotatably arranged at the top of upper box, and output flange is connect with mill.The utility model is logical
It crosses cog-wheel coupling and directly connect the output end of magneto with the sun gear of sun gear group, utilize Gear Planet Transmission principle band
Dynamic output flange realizes that torque exports vertically upward, and band movable grinding disc rotates, and optimizes secondary drive mechanism in the prior art, has
Have that early investment is at low cost, high-efficient, convenient for disassembly and assembly, later period maintenance advantage at low cost.
The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new
Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (10)
1. a kind of roller mill speed reducer transmission system, which is characterized in that including upper box (1), lower box (2), sun gear group (3),
Cog-wheel coupling (4), output flange (5) and magneto (6), magneto (6) setting is in the lower box (2)
Portion, the output shaft of the magneto (6) and the lower box (2) bottom are perpendicular, and the output shaft of the magneto (6)
It is connected by the cog-wheel coupling (4) with the sun gear (31) of the sun gear group (3), the tooth of the sun gear group (3)
Circle (32) is mounted on the upper box (1), planetary gear (33) and the output flange (5) phase of the sun gear group (3)
Even, and the sun gear (31) is engaged with the planetary gear (33), and the output flange (5) is rotatably arranged in described
At the top of upper box (1) and the output flange (5) is connect with mill.
2. roller mill speed reducer transmission system according to claim 1, which is characterized in that it further include thrust bearing (7), it is described
Thrust bearing (7) is set between the output flange (5) and bearing support (10).
3. roller mill speed reducer transmission system according to claim 2, which is characterized in that the quantity of the thrust bearing (7)
It is 6~12.
4. roller mill speed reducer transmission system according to claim 3, which is characterized in that the thrust bearing (7) is along described
The even circumferential of mill is distributed.
5. roller mill speed reducer transmission system according to claim 1, which is characterized in that further include for supporting the permanent magnetism
The combination bearing (8) of the armature spindle (61) of motor (6).
6. according to claim 1 to roller mill speed reducer transmission system described in 5 any one, which is characterized in that further include and institute
State lower box (2) connection, for the thin oil lubricating device (9) of lubrication.
7. roller mill speed reducer transmission system according to claim 6, which is characterized in that be provided with 2 on the lower box (2)
A oil inlet (21), the oil inlet (21) are symmetric.
8. roller mill speed reducer transmission system according to claim 7, which is characterized in that lower box (2) bottom is also set
2 oil discharge outlets (22) are equipped with, the oil discharge outlet (22) is symmetric.
9. roller mill speed reducer transmission system according to claim 8, which is characterized in that the magneto (6) is neodymium iron
Boron magneto.
10. roller mill speed reducer transmission system according to claim 9, which is characterized in that the stator of the magneto (6)
(62), permanent magnet and frequency converter are arranged on the inner wall of the lower box (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821259877.2U CN208669962U (en) | 2018-08-06 | 2018-08-06 | A kind of roller mill speed reducer transmission system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821259877.2U CN208669962U (en) | 2018-08-06 | 2018-08-06 | A kind of roller mill speed reducer transmission system |
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| Publication Number | Publication Date |
|---|---|
| CN208669962U true CN208669962U (en) | 2019-03-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821259877.2U Active CN208669962U (en) | 2018-08-06 | 2018-08-06 | A kind of roller mill speed reducer transmission system |
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| Country | Link |
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| CN (1) | CN208669962U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113612346A (en) * | 2021-08-17 | 2021-11-05 | 北京电力设备总厂有限公司 | Direct-drive self-starting permanent magnet speed reduction motor for vertical mill |
| CN116532200A (en) * | 2023-04-11 | 2023-08-04 | 安徽郎溪南方水泥有限公司 | Cement clinker manufacturing process |
-
2018
- 2018-08-06 CN CN201821259877.2U patent/CN208669962U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113612346A (en) * | 2021-08-17 | 2021-11-05 | 北京电力设备总厂有限公司 | Direct-drive self-starting permanent magnet speed reduction motor for vertical mill |
| CN116532200A (en) * | 2023-04-11 | 2023-08-04 | 安徽郎溪南方水泥有限公司 | Cement clinker manufacturing process |
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