CN214534397U - Oil slinger sealing device at input shaft end of cycloidal pin gear speed reducer - Google Patents
Oil slinger sealing device at input shaft end of cycloidal pin gear speed reducer Download PDFInfo
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- CN214534397U CN214534397U CN202022795925.3U CN202022795925U CN214534397U CN 214534397 U CN214534397 U CN 214534397U CN 202022795925 U CN202022795925 U CN 202022795925U CN 214534397 U CN214534397 U CN 214534397U
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- flange
- sealing
- speed reducer
- oil slinger
- input shaft
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Abstract
The utility model provides a cycloid pinwheel speed reducer input shaft end oil slinger sealing device. The oil slinger sealing device at the input shaft end of the cycloidal pin gear speed reducer comprises a flange and a sealing groove formed on the speed reducer; the rotating shaft is rotatably arranged in the flange; the oil slinger is fixedly arranged on the rotating shaft and is rotationally connected with the inner wall of the flange; the oil seal is fixedly arranged on the rotating shaft and is in sealing connection with the inner wall of the flange; the annular groove is formed in the flange; an annular block slidably mounted within the annular groove; and the sealing ring is fixedly arranged on the annular block. The utility model provides a cycloid pinwheel speed reducer input shaft end oil slinger sealing device has convenient to use, can show the advantage that improves sealed effect, increase life to the input shaft.
Description
Technical Field
The utility model relates to a speed reducer technical field especially relates to a cycloidal pin gear speed reducer input shaft end oil slinger sealing device.
Background
The cycloidal pin gear speed reducer is a novel transmission device applying planetary transmission principle and adopting cycloidal pin gear engagement, and the cycloidal pin gear speed reducer seals an input shaft through an oil seal.
However, in the prior art, the cycloidal pin gear speed reducer is poor in sealing effect only through an oil seal, short in service life, prone to oil leakage and capable of increasing abrasion.
Therefore, it is necessary to provide a new oil slinger sealing device for the input shaft end of the cycloidal pin gear speed reducer to solve the technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem provide a convenient to use, can show improvement to the sealed effect of input shaft, increase life's cycloidal pin gear speed reducer input shaft end oil slinger sealing device.
In order to solve the technical problem, the utility model provides a cycloid pinwheel speed reducer input shaft end oil slinger sealing device includes: the flange and a sealing groove arranged on the speed reducer; the rotating shaft is rotatably arranged in the flange; the oil slinger is fixedly arranged on the rotating shaft and is rotationally connected with the inner wall of the flange; the oil seal is fixedly arranged on the rotating shaft and is in sealing connection with the inner wall of the flange; the annular groove is formed in the flange; an annular block slidably mounted within the annular groove; and the sealing ring is fixedly arranged on the annular block, and the sealing ring is matched with the sealing groove.
Preferably, a plurality of sliding rods are symmetrically and slidably mounted on the flange, one end of each sliding rod extends into the annular groove and is fixedly connected with the annular block, and a sleeve is mounted on the flange in a threaded manner and is in contact with the sliding rods.
Preferably, a bearing is fixedly mounted on the rotating shaft, and an outer ring of the bearing is fixedly connected with the inner wall of the flange.
Preferably, a plurality of fixing bolts are installed on the flange in a threaded manner, and the fixing bolts are used for fixedly installing the flange on the speed reducer.
Preferably, the flange is provided with an external thread, the inner wall of the sleeve is provided with an internal thread, and the internal thread is matched with the external thread.
Preferably, the oil slinger is fixedly provided with a blade.
Compared with the prior art, the utility model provides a cycloid pinwheel speed reducer input shaft end oil slinger sealing device has following beneficial effect:
the utility model provides a cycloidal pin gear speed reducer input shaft end oil slinger sealing device, the oil slinger is fixedly installed on the rotating shaft, and the oil slinger is rotationally connected with the inner wall of the flange, so that oil in the speed reducer can be pushed back to the inside of the speed reducer, and the sealing effect is improved; the oil blanket fixed mounting in the pivot, just the oil blanket with the inner wall sealing connection of flange, sealing washer fixed mounting be in on the annular block, just the sealing washer with seal groove looks adaptation can seal the output shaft of speed reducer.
Drawings
Fig. 1 is a schematic structural diagram of a preferred embodiment of an oil slinger sealing device at an input shaft end of a cycloidal-pin gear speed reducer provided by the present invention;
fig. 2 is a perspective view of the oil slinger shown in fig. 1.
Reference numbers in the figures: 1. a flange; 2. a rotating shaft; 3. an oil slinger; 4. oil sealing; 5. a sealing groove; 6. an annular groove; 7. a ring block; 8. a seal ring; 9. a slide bar; 10. a sleeve; 11. a bearing; 12. fixing the bolt; 13. an external thread; 14. a blade.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Referring to fig. 1-2, the oil slinger sealing device at the input shaft end of the cycloidal-pin gear speed reducer comprises: the flange 1 and a sealing groove 5 arranged on the speed reducer; the rotating shaft 2 is rotatably arranged in the flange 1; the oil slinger 3 is fixedly arranged on the rotating shaft 2, and the oil slinger 3 is rotatably connected with the inner wall of the flange 1; the oil seal 4 is fixedly arranged on the rotating shaft 2, and the oil seal 4 is in sealing connection with the inner wall of the flange 1; the annular groove 6 is formed in the flange 1; the annular block 7, the said annular block 7 is slidably mounted in the said annular groove 6; and the sealing ring 8 is fixedly arranged on the annular block 7, and the sealing ring 8 is matched with the sealing groove 5.
A plurality of sliding rods 9 are symmetrically and slidably mounted on the flange 1, one ends of the sliding rods 9 extend into the annular groove 6 and are fixedly connected with the annular block 7, a sleeve 10 is mounted on the flange 1 in a threaded mode, and the sleeve 10 is in contact with the sliding rods 9.
And a bearing 11 is fixedly installed on the rotating shaft 2, and the outer ring of the bearing 11 is fixedly connected with the inner wall of the flange 1.
A plurality of fixing bolts 12 are installed on the flange 1 in a threaded mode, and the fixing bolts 12 are used for fixedly installing the flange 1 on the speed reducer.
The flange 1 is provided with an external thread 13, the inner wall of the sleeve 10 is provided with an internal thread, and the internal thread is matched with the external thread.
The oil slinger 3 is fixedly provided with a blade 14.
The utility model provides a cycloidal pin gear speed reducer input shaft end oil slinger sealing device's theory of operation as follows:
when the flange is used, the flange 1 and the speed reducer are fixed through the fixing bolt 12, the flange 1 and the speed reducer are sealed through the sealing ring 8, and the sealing ring 8 is extruded through the annular block 7, so that the sealing between the flange 1 and the speed reducer is increased; can seal the input shaft of speed reducer through oil blanket 4, when the speed reducer rotated, pivot 2 rotated, and pivot 2 drives oil slinger 3 and rotates, can push back the fluid in the speed reducer inside the speed reducer, improved sealed effect, increased the life of speed reducer.
Compared with the prior art, the utility model provides a cycloid pinwheel speed reducer input shaft end oil slinger sealing device has following beneficial effect:
the utility model provides a cycloidal pin gear speed reducer input shaft end oil slinger sealing device, the oil slinger 3 is fixedly installed on the rotating shaft 2, and the oil slinger 3 is rotationally connected with the inner wall of the flange 1, so that oil in the speed reducer can be pushed back into the speed reducer, and the sealing effect is improved; the oil blanket 4 fixed mounting be in on the pivot 2, just the oil blanket 4 with the inner wall sealing connection of flange 1, sealing washer 8 fixed mounting be in on the annular block 7, just sealing washer 8 with 5 looks adaptations of seal groove can seal the output shaft of speed reducer.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a cycloid pinwheel speed reducer input shaft end oil slinger sealing device which characterized in that includes:
the flange and a sealing groove arranged on the speed reducer;
the rotating shaft is rotatably arranged in the flange;
the oil slinger is fixedly arranged on the rotating shaft and is rotationally connected with the inner wall of the flange;
the oil seal is fixedly arranged on the rotating shaft and is in sealing connection with the inner wall of the flange;
the annular groove is formed in the flange;
an annular block slidably mounted within the annular groove;
and the sealing ring is fixedly arranged on the annular block, and the sealing ring is matched with the sealing groove.
2. The device for sealing the oil slinger at the input shaft end of the cycloidal pin gear reducer according to claim 1, wherein a plurality of sliding rods are symmetrically and slidably mounted on the flange, one ends of the sliding rods extend into the annular groove and are fixedly connected with the annular block, and a sleeve is threadedly mounted on the flange and is in contact with the sliding rods.
3. The device for sealing the oil slinger at the input shaft end of the cycloidal pin gear speed reducer according to claim 1, wherein a bearing is fixedly mounted on the rotating shaft, and an outer ring of the bearing is fixedly connected with an inner wall of the flange.
4. The cycloidal pin gear reducer input shaft end oil slinger sealing device of claim 1 wherein the flange is threadedly mounted with a plurality of fixing bolts for fixedly mounting the flange on the reducer.
5. The device for sealing the oil slinger at the input shaft end of the cycloidal pin gear speed reducer according to claim 2, wherein the flange is provided with an external thread, the inner wall of the sleeve is provided with an internal thread, and the internal thread is matched with the external thread.
6. The device for sealing the oil slinger at the input shaft end of the cycloidal pin gear speed reducer according to claim 1, wherein the oil slinger is fixedly provided with blades.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022795925.3U CN214534397U (en) | 2020-11-27 | 2020-11-27 | Oil slinger sealing device at input shaft end of cycloidal pin gear speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022795925.3U CN214534397U (en) | 2020-11-27 | 2020-11-27 | Oil slinger sealing device at input shaft end of cycloidal pin gear speed reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214534397U true CN214534397U (en) | 2021-10-29 |
Family
ID=78288560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022795925.3U Active CN214534397U (en) | 2020-11-27 | 2020-11-27 | Oil slinger sealing device at input shaft end of cycloidal pin gear speed reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214534397U (en) |
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2020
- 2020-11-27 CN CN202022795925.3U patent/CN214534397U/en active Active
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