CN208935326U - Speed reducer - Google Patents
Speed reducer Download PDFInfo
- Publication number
- CN208935326U CN208935326U CN201821680062.1U CN201821680062U CN208935326U CN 208935326 U CN208935326 U CN 208935326U CN 201821680062 U CN201821680062 U CN 201821680062U CN 208935326 U CN208935326 U CN 208935326U
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- angular contact
- contact bearing
- speed reducer
- shaft
- propeller
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Abstract
The utility model provides a kind of speed reducer, comprising: cabinet；Take-off (propeller) shaft, take-off (propeller) shaft are installed in rotation in cabinet；Angular contact bearing group, angular contact bearing group are mounted in cabinet to be supported to take-off (propeller) shaft, so that take-off (propeller) shaft passes through angular contact bearing group relative to body pivot, to solve the problems, such as that the axial gap of speed reducer in the prior art is difficult to adjust.
Description
Technical field
The utility model relates to speed reducer fields, in particular to a kind of speed reducer.
Background technique
Axis support on traditional planetary reducer is using deep groove ball bearing, and deep groove ball bearing has axial low carrying energy
The shortcomings that power, axial gap can not be adjusted.
Therefore, the planetary reducer in axially different gap can not be provided by client in sales process, therefore the prior art
In the axial gap of planetary reducer be difficult to adjust.
Utility model content
The main purpose of the utility model is to provide a kind of speed reducers, to solve the axial direction of speed reducer in the prior art
Gap is difficult to the problem of adjusting.
To achieve the goals above, the utility model provides a kind of speed reducer, comprising: cabinet；Take-off (propeller) shaft, output
Transmission shaft is installed in rotation in cabinet；Angular contact bearing group, angular contact bearing group are mounted in cabinet to be driven to output
Axis is supported, so that take-off (propeller) shaft is by angular contact bearing group relative to body pivot.
Further, speed reducer further include: gasket, gasket are used to be arranged in the side of angular contact bearing group, to pass through pad
The axial movement value of cooperation adjustment take-off (propeller) shaft between piece and angular contact bearing group.
Further, gasket is multiple, and the thickness of multiple pads is different, with the one or more corresponding gaskets of selection
It is mounted on cabinet.
Further, angular contact bearing group includes the first angular contact bearing and the second angular contact bearing, take-off (propeller) shaft tool
There is flange part, the first angular contact bearing and the second angular contact bearing are located at the opposite sides of flange part.
Further, gasket is mounted on side of first angular contact bearing far from the second angular contact bearing.
Further, gasket is multiple, and the opposite sides of the first angular contact bearing is mounted at least one gasket.
Further, side and second angular contact bearing of first angular contact bearing far from the second angular contact bearing are far from
The side of one angular contact bearing is mounted on gasket.
Further, the outer diameter of the outer ring body of the first angular contact bearing is greater than the outer of the outer ring body of the second angular contact bearing
Diameter.
Further, speed reducer further include: input shaft end cap, input shaft end cap are docked with cabinet；Input shaft, input
Transmission shaft is installed in rotation in input shaft end cap, and input shaft is connect by transmission component with take-off (propeller) shaft；Zanjon
Ball bearing, deep groove ball bearing are mounted in input shaft end cap to be supported to input shaft, so that input shaft passes through
Deep groove ball bearing is rotated relative to input shaft.
Further, speed reducer further include: planetary gear, planetary gear are mounted on take-off (propeller) shaft；Sun gear, too
Positive gear is matched with take-off (propeller) shaft, and sun gear is matched with input shaft.
Further, speed reducer further include: motor connection end cap, motor connection end cap are docked with input shaft end cap, input
The shaft coupling for the output axis connection with motor is provided on transmission shaft, shaft coupling is at least partially disposed at motor connection end cap
It is interior.
Using the technical solution of the utility model, speed reducer includes cabinet, take-off (propeller) shaft and angular contact bearing group, output
Transmission shaft is installed in rotation in cabinet；Angular contact bearing group is mounted in cabinet to be supported to take-off (propeller) shaft, with
Make take-off (propeller) shaft by angular contact bearing group relative to body pivot, to solve the axial gap of speed reducer in the prior art
It is difficult to the problem of adjusting, the axial carrying capacity of planetary reducer can be promoted.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide a further understanding of the present invention, this is practical
Novel illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model.
In the accompanying drawings:
Fig. 1 shows the cross-sectional view of the embodiment of speed reducer according to the present utility model；And
Fig. 2 shows the structural schematic diagrams of the embodiment of speed reducer according to the present utility model.
Wherein, the above drawings include the following reference numerals:
10, cabinet；20, take-off (propeller) shaft；21, flange part；30, angular contact bearing group；31, the first angular contact bearing；32,
Second angular contact bearing；40, gasket；50, input shaft end cap；60, input shaft；61, shaft coupling；70, deep groove ball bearing；
80, planetary gear；90, sun gear；100, motor connection end cap.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
Fig. 1 and Fig. 2 are please referred to, the utility model provides a kind of speed reducer, including cabinet 10, take-off (propeller) shaft 20 and angle
Contact bearing group 30, take-off (propeller) shaft 20 are installed in rotation in cabinet 10；Angular contact bearing group 30 is mounted in cabinet 10
To be supported to take-off (propeller) shaft 20, so that take-off (propeller) shaft 20 is rotated by angular contact bearing group 30 relative to cabinet 10.
It is defeated according to speed reducer provided by the utility model, including cabinet 10, take-off (propeller) shaft 20 and angular contact bearing group 30
Transmission shaft 20 is installed in rotation in cabinet 10 out；Angular contact bearing group 30 is mounted in cabinet 10 to take-off (propeller) shaft 20
It is supported, so that take-off (propeller) shaft 20 is rotated by angular contact bearing group 30 relative to cabinet 10, to solve in the prior art
The axial gap of speed reducer be difficult to the problem of adjusting, the axial carrying capacity of planetary reducer can be promoted.
Specifically, as shown in Figure 1, speed reducer further includes gasket 40, gasket 40 is for being arranged in angular contact bearing group 30
Side, to use by the axial movement value of cooperation adjustment take-off (propeller) shaft 20 between gasket 40 and angular contact bearing group 30
Angular contact ball bearing, tie spacer assembly, improves the bounce precision of output end of reducer；Gasket 40 is multiple, multiple pads 40
Thickness it is different, be mounted on cabinet 10 with the one or more corresponding gaskets 40 of selection.
In the present invention, angular contact bearing group 30 includes the first angular contact bearing 31 and the second angular contact bearing 32,
Take-off (propeller) shaft 20 has flange part 21, and the first angular contact bearing 31 and the second angular contact bearing 32 are located at flange part 21
Opposite sides；Specifically, gasket 40 is mounted on side of first angular contact bearing 31 far from the second angular contact bearing 32；Gasket 40
To be multiple, the opposite sides of the first angular contact bearing 31 is mounted at least one gasket 40.
Side and second angular contact bearing 32 of first angular contact bearing 31 far from the second angular contact bearing 32 are far from first
The side of angular contact bearing 31 is mounted on gasket 40, and setting in this way can adjust the axial gap of planetary reducer, when adjustment
The simpler convenience of process.
Specifically, the outer diameter of the outer ring body of the first angular contact bearing 31 is greater than the outer of the outer ring body of the second angular contact bearing 32
Diameter.
In the present embodiment, speed reducer further includes input shaft end cap 50, input shaft 60 and deep groove ball bearing 70, input
Hubcap 50 is docked with cabinet 10；Input shaft 60 is installed in rotation in input shaft end cap 50, and input shaft 60 is logical
Transmission component is crossed to connect with take-off (propeller) shaft 20；Deep groove ball bearing 70 is mounted in input shaft end cap 50 to input shaft 60
It is supported, so that input shaft 60 is rotated by deep groove ball bearing 70 relative to input shaft 60.
Specifically, as shown in Figure 1, in order to be preferably driven, speed reducer further includes planetary gear 80, planetary gear 80
It is mounted on take-off (propeller) shaft 20；Sun gear 90, sun gear 90 are matched with take-off (propeller) shaft 20, sun gear 90 with it is defeated
Enter transmission shaft 60 to match, realizes the purpose of deceleration.
Speed reducer further includes motor connection end cap 100, and motor connection end cap 100 is docked with input shaft end cap 50, and input passes
The shaft coupling 61 for the output axis connection with motor is provided on moving axis 60, shaft coupling 61 is at least partially disposed at motor connection
In end cap 100 so that speed reducer connect with motor it is more firm.
It can be seen from the above description that the above embodiments of the utility model achieve the following technical effects:
Take-off (propeller) shaft 20 is installed in rotation in cabinet 10；Angular contact bearing group 30 is mounted in cabinet 10 to defeated
Transmission shaft 20 is supported out, so that take-off (propeller) shaft 20 is rotated by angular contact bearing group 30 relative to cabinet 10, to solve
The axial gap of speed reducer in the prior art is difficult to the problem of adjusting, and can promote the axial carrying capacity of planetary reducer, adopt
With angular contact ball bearing, by pre-tightening, adjustable bearing axial play can promote the rotating accuracy of bearing, to be promoted
The rotating accuracy of take-off (propeller) shaft is equipped with gasket, the axial gap of adjustable planetary reducer, to meet different clients
Demand.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (11)
1. a kind of speed reducer characterized by comprising
Cabinet (10)；
Take-off (propeller) shaft (20), the take-off (propeller) shaft (20) are installed in rotation in the cabinet (10)；
Angular contact bearing group (30), the angular contact bearing group (30) are mounted in the cabinet (10) to be driven to the output
Axis (20) is supported, so that the take-off (propeller) shaft (20) is by the angular contact bearing group (30) relative to the cabinet
(10) it rotates.
2. speed reducer according to claim 1, which is characterized in that the speed reducer further include:
Gasket (40), the gasket (40) is for being arranged in the side of the angular contact bearing group (30), to pass through the gasket
(40) cooperate the axial movement value for adjusting the take-off (propeller) shaft (20) between the angular contact bearing group (30).
3. speed reducer according to claim 2, which is characterized in that the gasket (40) is multiple, multiple gaskets
(40) thickness is different, is mounted on the cabinet (10) with the one or more corresponding gaskets (40) of selection.
4. speed reducer according to claim 2, which is characterized in that the angular contact bearing group (30) includes the first angular contact
Bearing (31) and the second angular contact bearing (32), the take-off (propeller) shaft (20) have flange part (21), first angular contact
Bearing (31) and second angular contact bearing (32) are located at the opposite sides of the flange part (21).
5. speed reducer according to claim 4, which is characterized in that the gasket (40) is mounted on the first angular contact axis
Hold the side of (31) far from second angular contact bearing (32).
6. speed reducer according to claim 4, which is characterized in that the gasket (40) is multiple, first angular contact
The opposite sides of bearing (31) is mounted at least one described gasket (40).
7. speed reducer according to claim 6, which is characterized in that first angular contact bearing (31) is far from described second
The side of the side of angular contact bearing (32) and second angular contact bearing (32) far from first angular contact bearing (31)
It is mounted on the gasket (40).
8. speed reducer according to claim 4, which is characterized in that outside the outer ring body of first angular contact bearing (31)
Diameter is greater than the outer diameter of the outer ring body of the second angular contact bearing (32).
9. speed reducer according to claim 1, which is characterized in that the speed reducer further include:
Input shaft end cap (50), the input shaft end cap (50) are docked with the cabinet (10)；
Input shaft (60), the input shaft (60) is installed in rotation in the input shaft end cap (50), described
Input shaft (60) is connect by transmission component with the take-off (propeller) shaft (20)；
Deep groove ball bearing (70), the deep groove ball bearing (70) are mounted in the input shaft end cap (50) to pass to the input
Moving axis (60) is supported, so that the input shaft (60) is passed by the deep groove ball bearing (70) relative to the input
Moving axis (60) rotation.
10. speed reducer according to claim 9, which is characterized in that the speed reducer further include:
Planetary gear (80), the planetary gear (80) are mounted on the take-off (propeller) shaft (20)；
Sun gear (90), the sun gear (90) match with the take-off (propeller) shaft (20), the sun gear (90)
It is matched with the input shaft (60).
11. speed reducer according to claim 9, which is characterized in that the speed reducer further include:
Motor connection end cap (100), the motor connection end cap (100) are docked with the input shaft end cap (50), the input
The shaft coupling (61) for the output axis connection with motor is provided on transmission shaft (60), the shaft coupling (61) is at least partly
In the motor connection end cap (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821680062.1U CN208935326U (en) | 2018-10-16 | 2018-10-16 | Speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821680062.1U CN208935326U (en) | 2018-10-16 | 2018-10-16 | Speed reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208935326U true CN208935326U (en) | 2019-06-04 |
Family
ID=66724739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821680062.1U Active CN208935326U (en) | 2018-10-16 | 2018-10-16 | Speed reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208935326U (en) |
-
2018
- 2018-10-16 CN CN201821680062.1U patent/CN208935326U/en active Active
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