CN208997275U - A kind of epicyclic reduction gear unit for heavily loaded servo-pressing machine - Google Patents
A kind of epicyclic reduction gear unit for heavily loaded servo-pressing machine Download PDFInfo
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- CN208997275U CN208997275U CN201821253006.XU CN201821253006U CN208997275U CN 208997275 U CN208997275 U CN 208997275U CN 201821253006 U CN201821253006 U CN 201821253006U CN 208997275 U CN208997275 U CN 208997275U
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- gear
- set square
- train
- planetary
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Abstract
The utility model discloses a kind of epicyclic reduction gear unit for heavily loaded servo-pressing machine, including planetary gear train and servo motor, the planetary gear train includes primary planet train, secondary planet train, third-level planetary train and locating shaft；Each planetary gear train respectively includes intermeshing sun gear, ring gear, planetary gear, and the set square connecting with planetary gear by pivot pin；Level-one sun gear connects servo motor rotor and locating shaft, and secondary solar gear connects level-one set square, and three-level sun gear connects second level set square, to realize power output.Epicyclic reduction gear unit provided by the utility model can satisfy the transmission compared with large transmission ratio, and can transmit higher torque, be suitable in large-scale heavy duty lathe；Compared to other mechanical reduction gears, small modulus is can be selected in planetary gear provided by the utility model, is participated in the number of teeth of engagement mostly and then is moved steady, reliable operation, the service life extends, is convenient for safeguarding.
Description
Technical field
The utility model relates to a kind of epicyclic reduction gear units for heavily loaded servo-pressing machine, belong to mechanical equipment skill
Art field.
Background technique
It improves with the continuous development of science and technology, a large amount of of numerically-controlled machine tool popularize, and require motor higher and higher.Traditional electricity
Machine is not suitable for completing the mechanical action of high torque, and the meshing backlass and the inertia force of itself of the general planetary gear gear teeth
Presence so that control difficulty rises, the cooperation of single planetary gear mechanism and ordinary motor can not be applied to torque and essence
Spend demanding occasion.
Utility model content
Purpose: in order to overcome the deficiencies in the prior art, the utility model provides a kind of for heavily loaded servo pressure
The epicyclic reduction gear unit of machine.
Technical solution: in order to solve the above technical problems, the technical solution adopted by the utility model is:
A kind of epicyclic reduction gear unit for heavily loaded servo-pressing machine, including planetary gear train and servo motor, it is described
Planetary gear train includes primary planet train, secondary planet train, third-level planetary train and locating shaft；The primary planet train packet
Level-one sun gear, level-one ring gear, primary planet wheel and level-one set square are included, the level-one sun gear and servo motor rotor connect
It connects, the primary planet wheel is engaged with level-one sun gear and level-one ring gear, and primary planet wheel passes through pivot pin and level-one set square
Connection；
The secondary planet train includes secondary solar gear, second level ring gear, secondary planet wheel and second level set square, described
Secondary solar gear is fixedly connected with level-one set square, and the secondary planet wheel is engaged with secondary solar gear and second level ring gear, and two
Grade planetary gear is connect by pivot pin with second level set square；
The third-level planetary train includes three-level sun gear, three-level ring gear, third-level planetary wheel and three-level set square, described
Three-level sun gear is fixedly connected with second level set square, and the third-level planetary wheel is engaged with three-level sun gear and three-level ring gear, and three
Grade planetary gear is connect by pivot pin with three-level set square.
Further, the level-one ring gear, second level ring gear, three-level ring gear are each attached on servo motor casing.
Further, one end of the locating shaft is fixedly connected with level-one sun gear.
Further, the other end of the locating shaft passes through secondary solar gear, second level set square, three-level sun gear and three-level
Set square.
Further, deep groove ball bearing and three-level shaft, the deep-groove ball axis are fixedly connected on the three-level set square
It holds and is covered on locating shaft with three-level shaft.
Further, the second level ring gear and three-level ring gear, secondary planet wheel and third-level planetary wheel, secondary solar gear
It is equal with the size of three-level sun gear.
The utility model has the advantages that epicyclic reduction gear unit provided by the utility model has following advantage:
1) has efficient transmission efficiency, and design and type selecting are reasonable, efficiency value is up to 97%-99%；
2) it can satisfy the transmission compared with large transmission ratio, and higher torque can be transmitted, be suitable in large-scale heavy duty lathe；
3) integrally formed planet-gear speed reducer is made in planetary gear and servo motor, can effectively eliminate meshing backlass
Inertia force can be overcome again, so that control precision and working efficiency are obviously improved；
4) compared to other mechanical reduction gears, small modulus is can be selected in planetary gear provided by the utility model, is participated in
The number of teeth of engagement mostly moves steady, reliable operation in turn, the service life extends, is convenient for safeguarding.
Detailed description of the invention
Fig. 1 is the appearance diagram of the utility model；
Fig. 2 is the schematic diagram of internal structure of the utility model；
Fig. 3 is the decomposition texture schematic diagram of planetary gear construction；
Fig. 4 is the structure chart one of right side perspective next stage planetary gear train；
Fig. 5 is the structure chart two of left side perspective next stage planetary gear train；
Fig. 6 is the structural schematic diagram of secondary planet train；
Fig. 7 is the structural schematic diagram of third-level planetary train.
It is identified in figure: 1. three-level set squares, 2. three-level ring gears, 3. second level ring gears, 4. and sun gear, 5. servos electricity
Machine rotor, 6. level-one ring gears, 7. primary planet wheels, 8. level-one set squares, 9. secondary planet wheels, 10. third-level planetary wheels, 11.
Locating shaft, 12. three-level shafts, 13. deep groove ball bearings, 14. secondary solar gears, 15. pivot pins, 16. second level set squares, 17. three-levels
Sun gear.
Specific embodiment
The utility model is further described with reference to the accompanying drawing.
As shown in Figure 1-Figure 3, a kind of epicyclic reduction gear unit for heavily loaded servo-pressing machine, including planetary gear train and
Servo motor, it is characterised in that: the planetary gear train include primary planet train, secondary planet train, third-level planetary train and
Locating shaft 11；As shown in Figure 4, Figure 5, the primary planet train includes level-one sun gear 4, level-one ring gear 6, primary planet wheel
7 and level-one set square 8, the level-one sun gear 4 connect with servo motor rotor 5, the primary planet wheel 7 and level-one sun gear
4 and level-one ring gear 6 engage, primary planet wheel 7 is connect by pivot pin 15 with level-one set square 8；
As shown in fig. 6, the secondary planet train includes secondary solar gear 14, second level ring gear 3,9 and of secondary planet wheel
Second level set square 16, the secondary solar gear 14 are fixedly connected with level-one set square 8, the secondary planet wheel 9 and the second level sun
Wheel 14 and second level ring gear 3 engage, and secondary planet wheel 9 is connect by pivot pin 15 with second level set square 16；
As shown in fig. 7, the third-level planetary train includes three-level sun gear 17, three-level ring gear 2,10 and of third-level planetary wheel
Three-level set square 1, the three-level sun gear 17 are fixedly connected with second level set square 16, the third-level planetary wheel 10 and the three-level sun
Wheel 17 and three-level ring gear 2 engage, and third-level planetary wheel 10 is connect by pivot pin 15 with three-level set square 1.
The level-one ring gear 6, second level ring gear 3, three-level ring gear 2 are each attached on servo motor casing.
One end of the locating shaft 11 is fixedly connected with level-one sun gear 4, and the other end passes through secondary solar gear 14, second level three
Gusset 16, three-level sun gear 17 and three-level set square 16.
Deep groove ball bearing 13 and three-level shaft 12, the deep groove ball bearing 13 are fixedly connected on the three-level set square 1
With 12 sets of three-level shaft on locating shaft 11.Deep groove ball bearing 13 can play the role of limit and reduce friction.
The second level ring gear 3 and three-level ring gear 2, secondary planet wheel 9 and third-level planetary wheel 10, secondary solar gear 14 with
The size of three-level sun gear 17 is equal.
The power transmitting output process of device provided by the utility model is as follows:
Level-one sun gear 4 is connect with servo motor rotor 5, and servo motor rotor 5 drives level-one sun gear 4 to rotate；Level-one
Planetary gear 7 is engaged with level-one sun gear 4 and level-one ring gear 6, primary planet wheel 7 rotate, primary planet wheel 7 by pivot pin 15 with
Level-one set square 8 is fixed, so that level-one set square 8 be driven to rotate；Secondary solar gear 14 and level-one set square 8 are fixed, with one
Grade set square 8 rotation and rotate, so that power is transmitted to secondary solar gear 14 from level-one sun gear 4.Same mode, will
Power is transmitted to three-level sun gear 17 and three-level set square 16, and three-level set square 16 is fixed as one with three-level shaft 12, three-level
Shaft 12 is rotated with the rotation of three-level set square 16, it is thus achieved that power output.
The above is only the preferred embodiment of the utility model, it should be pointed out that: for the common skill of the art
For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the protection scope of the utility model.
Claims (6)
1. a kind of epicyclic reduction gear unit for heavily loaded servo-pressing machine, including planetary gear train and servo motor, feature
Be: the planetary gear train includes primary planet train, secondary planet train, third-level planetary train and locating shaft (11)；It is described
Primary planet train includes level-one sun gear (4), level-one ring gear (6), primary planet wheel (7) and level-one set square (8), described
Level-one sun gear (4) is connect with servo motor rotor (5), the primary planet wheel (7) and level-one sun gear (4) and level-one internal tooth
(6) engagement is enclosed, primary planet wheel (7) is connect by pivot pin (15) with level-one set square (8)；
The secondary planet train includes secondary solar gear (14), second level ring gear (3), secondary planet wheel (9) and second level triangle
Plate (16), the secondary solar gear (14) are fixedly connected with level-one set square (8), the secondary planet wheel (9) and the second level sun
(14) and second level ring gear (3) engagement are taken turns, secondary planet wheel (9) is connect by pivot pin (15) with second level set square (16)；
The third-level planetary train includes three-level sun gear (17), three-level ring gear (2), third-level planetary wheel (10) and three-level triangle
Plate (1), the three-level sun gear (17) are fixedly connected with second level set square (16), the third-level planetary wheel (10) and the three-level sun
(17) and three-level ring gear (2) engagement are taken turns, third-level planetary wheel (10) is connect by pivot pin (15) with three-level set square (1).
2. epicyclic reduction gear unit according to claim 1, it is characterised in that: in the level-one ring gear (6), second level
Gear ring (3), three-level ring gear (2) are each attached on servo motor casing.
3. the epicyclic reduction gear unit according to claim 1 for heavily loaded servo-pressing machine, it is characterised in that: described
One end of locating shaft (11) is fixedly connected with level-one sun gear (4).
4. the epicyclic reduction gear unit according to claim 3 for heavily loaded servo-pressing machine, it is characterised in that: described
The other end of locating shaft (11) passes through secondary solar gear (14), second level set square (16), three-level sun gear (17) and three-level triangle
Plate (1).
5. the epicyclic reduction gear unit according to claim 1 for heavily loaded servo-pressing machine, it is characterised in that: described
Deep groove ball bearing (13) and three-level shaft (12), the deep groove ball bearing (13) and three are fixedly connected on three-level set square (1)
Grade shaft (12) covers on locating shaft (11).
6. the epicyclic reduction gear unit according to claim 1 for heavily loaded servo-pressing machine, it is characterised in that: described
Second level ring gear (3) and three-level ring gear (2), secondary planet wheel (9) and third-level planetary wheel (10), secondary solar gear (14) and three
The size of grade sun gear (17) is equal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821253006.XU CN208997275U (en) | 2018-08-06 | 2018-08-06 | A kind of epicyclic reduction gear unit for heavily loaded servo-pressing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821253006.XU CN208997275U (en) | 2018-08-06 | 2018-08-06 | A kind of epicyclic reduction gear unit for heavily loaded servo-pressing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208997275U true CN208997275U (en) | 2019-06-18 |
Family
ID=66796822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821253006.XU Expired - Fee Related CN208997275U (en) | 2018-08-06 | 2018-08-06 | A kind of epicyclic reduction gear unit for heavily loaded servo-pressing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208997275U (en) |
-
2018
- 2018-08-06 CN CN201821253006.XU patent/CN208997275U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190618 Termination date: 20210806 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |