CN211423192U - Novel planetary reducer flange shaft connecting structure - Google Patents
Novel planetary reducer flange shaft connecting structure Download PDFInfo
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- CN211423192U CN211423192U CN202020023249.5U CN202020023249U CN211423192U CN 211423192 U CN211423192 U CN 211423192U CN 202020023249 U CN202020023249 U CN 202020023249U CN 211423192 U CN211423192 U CN 211423192U
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- bearing
- installation cavity
- bearing chamber
- end cover
- planetary reducer
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Abstract
The utility model relates to a planetary reducer technical field, concretely relates to novel planetary reducer flange shaft connection structure, including connection pad, bearing room, end cover, primary shaft bearing installation cavity, secondary shaft bearing installation cavity, gear installation cavity, pivot hole, location portion, taper groove. The utility model has the advantages that: through set up location portion on the end cover, be equipped with the taper groove that supplies location portion sliding fit block on the bearing room simultaneously, make the end cover after with the bearing room installation, the axiality is better, reduce the installation inefficiency problem that adjustment repeatedly caused, set up the reducing cover, through holding screw support tightly, make the interior anchor ring of reducing cover support tightly the taper bearing (self-aligning bearing) in the second bearing installation cavity, avoid the taper bearing to produce the axial clearance, set up block portion, block portion and the cooperation of outside gear motor upper structure, make output shaft and gear motor pivot axiality better, drunkenness when reducing the output shaft and rotating.
Description
Technical Field
The utility model relates to a planetary reducer technical field, concretely relates to novel planetary reducer flange shaft connection structure.
Background
The planetary reducer is an industrial product with wide application, and can reduce the rotating speed of a motor and increase the output torque. The planetary reducer can be used as a matched component for industries such as hoisting, digging, transportation, building and the like.
Planetary gear set on the planetary reducer mainly installs in the flange seat, the flange seat includes connection pad and bearing room, planetary gear installs on the output shaft, output shaft one end suit ball bearing and conical bearing, be equipped with the first bearing installation cavity that supplies ball bearing and conical bearing installation in the flange seat, the second bearing installation cavity, the less ball bearing of output shaft other end suit diameter, be equipped with the pivot hole that supplies the epaxial other end bearing installation of output on the end cover, the output shaft is worn out by the pivot hole on the end cover simultaneously, because the end cover can generally be dismantled and connect on the bearing room, consequently when installing, the axiality precision of unable assurance pivot hole and output shaft, need adjust repeatedly, cause the installation effectiveness to hang down.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the problem that exists among the prior art, provide a novel planetary reducer flange axle connection structure, it can realize solving prior art's problem to a certain extent at least.
In order to realize the technical purpose, the technical effect is achieved, the utility model discloses a realize through following technical scheme:
the utility model provides a novel planetary reducer flange axle connection structure, includes connection pad, bearing room, end cover, the coaxial rigid coupling of bearing room is on the connection pad, the end cover can be dismantled and connect and keep away from connection pad one in the bearing room and serve, the coaxial first bearing installation cavity that extends to in the bearing room that is equipped with on the connection pad, the coaxial second bearing installation cavity that is equipped with in the bearing room, second bearing installation cavity internal diameter is less than first bearing installation cavity, the indoor gear installation cavity that still coaxially is equipped with of bearing, gear installation cavity internal diameter is less than the second bearing installation cavity, the coaxial pivot hole that communicates with the gear installation cavity that is equipped with on the end cover, the end cover is towards the coaxial location portion that is equipped with the cross-section toper of bearing room one side, corresponds coaxial division has the taper groove that supplies location portion sliding fit block.
Furthermore, the connecting disc is provided with a clamping part which extends towards the axial outer side of the connecting disc in a coaxial manner and is far away from the bearing chamber.
Further, the end cover is connected to the bearing chamber through screws.
Furthermore, the second bearing installation intracavity block has the reducing cover, be equipped with the breach on the reducing cover, make the reducing cover can elastic shrinkage, expand, wear to be equipped with a plurality of holding screws along its axial array screw on the bearing room is global, holding screw wears to enter the indoor one end of bearing and extends to the second bearing installation intracavity, and the terminal surface supports and props the reducing cover is global.
Further, the set screws are provided with four.
The utility model has the advantages that: through set up location portion on the end cover, be equipped with the taper groove that supplies location portion sliding fit block on the bearing room simultaneously, make the end cover after with the bearing room installation, the axiality is better, reduce the installation inefficiency problem that adjustment repeatedly caused, set up the reducing cover, through holding screw support tightly, make the interior anchor ring of reducing cover support tightly the taper bearing (self-aligning bearing) in the second bearing installation cavity, avoid the taper bearing to produce the axial clearance, set up block portion, block portion and the cooperation of outside gear motor upper structure, make output shaft and gear motor pivot axiality better, drunkenness when reducing the output shaft and rotating.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic cross-sectional view of the perspective structure of FIG. 1;
FIG. 3 is an exploded view of the perspective structure of FIG. 1;
the reference numerals are explained below:
1-connecting disc, 2-bearing chamber, 3-gear mounting cavity, 4-taper groove, 5-notch, 6-reducing sleeve, 7-set screw, 8-end cover, 9-rotating shaft hole, 10-positioning part, 11-clamping part, 12-first bearing mounting cavity and 13-second bearing mounting cavity.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-3, fig. 1-3 show a novel flange shaft connecting structure of a planetary reducer, which includes a connecting disc 1, a bearing chamber 2, and an end cover 8, wherein the bearing chamber 2 is coaxially and fixedly connected to the connecting disc 1, a clamping portion 11 extending to an axial outer side of the connecting disc 1 is coaxially disposed on a side of the connecting disc 1 away from the bearing chamber 2, the end cover 8 is screwed to a side of the bearing chamber 2 away from the connecting disc 1, a first bearing installation cavity 12 extending into the bearing chamber 2 is coaxially disposed on the connecting disc 1, a second bearing installation cavity 13 is coaxially disposed in the bearing chamber 2, an inner diameter of the second bearing installation cavity 13 is smaller than that of the first bearing installation cavity 12, a reducing sleeve 6 is clamped in the second bearing installation cavity 13, a gap 5 is disposed on the reducing sleeve 6 to enable the reducing sleeve 6 to elastically contract and expand, four set screws 7 are disposed on a circumferential surface of the bearing chamber 2 along an axial array thread thereof, the set screw 7 penetrates into the bearing chamber 2, one end of the set screw extends into the second bearing installation cavity 13, the end face of the set screw abuts against the circumferential face of the reducing sleeve 6, the gear installation cavity 3 is coaxially arranged in the bearing chamber 2, the inner diameter of the gear installation cavity 3 is smaller than that of the second bearing installation cavity 13, a rotating shaft hole 9 communicated with the gear installation cavity 3 is coaxially arranged on the end cover 8, one face of the end cover 8, facing the bearing chamber 2, is coaxially provided with a positioning portion 10 with a tapered cross section, and the corresponding bearing chamber 2 is coaxially provided with a conical groove 4 for the positioning portion 10 to be clamped in a sliding mode.
The utility model discloses when using: in the prior art, one end of an output shaft is sleeved with a ball bearing and a taper bearing, the other end of the output shaft is sleeved with a ball bearing with a smaller diameter, a planetary gear set is sleeved in the middle of the output shaft, the output shaft penetrates through a first bearing installation cavity of a bearing chamber and penetrates out of the first bearing installation cavity, the planetary gear set is located in the gear installation cavity, a positioning part on an end cover is clamped in a taper groove, the end cover is connected to the bearing chamber through a screw, the ball bearing with the smaller diameter on the output shaft is clamped in a rotating shaft hole of the end cover, the output shaft penetrates out of the rotating shaft hole, the ball bearing and the taper bearing on the output shaft are clamped in the first bearing installation cavity and a second bearing installation cavity of the bearing chamber respectively, a clamping part on a connecting disc is clamped in a clamping groove of an external.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (5)
1. A novel planetary reducer flange shaft connecting structure comprises a connecting disc (1), a bearing chamber (2) and an end cover (8), wherein the bearing chamber (2) is coaxially and fixedly connected to the connecting disc (1), the end cover (8) is detachably connected to one end, far away from the connecting disc (1), of the bearing chamber (2), a first bearing installation cavity (12) extending into the bearing chamber (2) is coaxially arranged on the connecting disc (1), a second bearing installation cavity (13) is coaxially arranged in the bearing chamber (2), the inner diameter of the second bearing installation cavity (13) is smaller than that of the first bearing installation cavity (12), a gear installation cavity (3) is coaxially arranged in the bearing chamber (2), the inner diameter of the gear installation cavity (3) is smaller than that of the second bearing installation cavity (13), a rotating shaft hole (9) communicated with the gear installation cavity (3) is coaxially arranged on the end cover (8), the bearing is characterized in that one surface, facing the bearing chamber (2), of the end cover (8) is coaxially provided with a positioning part (10) with a tapered section, and a corresponding conical groove (4) for the sliding fit and clamping of the positioning part (10) is coaxially arranged on the bearing chamber (2).
2. A novel planetary reducer flange shaft connecting structure according to claim 1, characterized in that the connecting disc (1) is provided with a clamping part (11) coaxially extending to the axial outer side of the bearing chamber (2) on the side away from the bearing chamber.
3. A novel planetary reducer flange shaft connecting structure according to claim 1, characterized in that the end cover (8) is connected to the bearing chamber (2) through screws.
4. The novel flange shaft connecting structure of the planetary speed reducer as defined in claim 1, wherein a reducing sleeve (6) is clamped in the second bearing mounting cavity (13), a gap (5) is formed in the reducing sleeve (6) to enable the reducing sleeve (6) to elastically contract and expand, a plurality of set screws (7) are arranged on the peripheral surface of the bearing chamber (2) along the axial array threads of the bearing chamber, the set screws (7) penetrate into the bearing chamber (2) to extend into the second bearing mounting cavity (13), and the end surface of the set screws abuts against the peripheral surface of the reducing sleeve (6).
5. A novel planetary reducer flange shaft connecting structure according to claim 4, characterized in that there are four set screws (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020023249.5U CN211423192U (en) | 2020-01-07 | 2020-01-07 | Novel planetary reducer flange shaft connecting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020023249.5U CN211423192U (en) | 2020-01-07 | 2020-01-07 | Novel planetary reducer flange shaft connecting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211423192U true CN211423192U (en) | 2020-09-04 |
Family
ID=72288104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020023249.5U Active CN211423192U (en) | 2020-01-07 | 2020-01-07 | Novel planetary reducer flange shaft connecting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211423192U (en) |
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2020
- 2020-01-07 CN CN202020023249.5U patent/CN211423192U/en active Active
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