CN213981906U - Accurate planetary reducer flange shaft connection structure - Google Patents
Accurate planetary reducer flange shaft connection structure Download PDFInfo
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- CN213981906U CN213981906U CN202022892080.XU CN202022892080U CN213981906U CN 213981906 U CN213981906 U CN 213981906U CN 202022892080 U CN202022892080 U CN 202022892080U CN 213981906 U CN213981906 U CN 213981906U
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- mounting hole
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- bearing mounting
- planetary reducer
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Abstract
The utility model discloses an accurate planetary reducer flange shaft connection structure, including base, flange axle, the flange axle is held and the path is held including big footpath end and path, and big footpath end is coaxial to be equipped with bearing mounting hole, draw-in groove, and the draw-in groove inside callipers are equipped with and keep off the ring, and the annular ring internal diameter that keeps off the ring is less than the aperture of bearing mounting hole, is equipped with in the path end around its axle center rotation and forms, the intercommunication chamber of cavity form, is equipped with the coupling that link up with intercommunication intracavity portion on the path end outer wall, and the coupling is through installation trachea intercommunication outside air compression equipment. The utility model has the advantages that: keep off the ring through setting up, keep off the ring block in the draw-in groove, and then carry on spacingly to installing the bearing in the bearing mounting hole, reduce the axial float of bearing, set up intercommunication chamber and coupling, outside air compression equipment carries compressed air to the intercommunication intracavity by the coupling, and then carries out the air-cooling to the bearing of installing in the bearing mounting hole through the air-cooling mode, promotes the radiating efficiency when the bearing rotates at a high speed.
Description
Technical Field
The utility model relates to a speed reducer technical field, concretely relates to accurate planetary reducer flange shaft connection structure.
Background
A planetary reducer (planetary reducer) is an industrial product with wide application, and can reduce the rotation speed of a motor and increase output torque. The planetary reducer can be used as a matched component for industries such as hoisting, digging, transportation, building and the like. The main transmission structure of the planetary reducer comprises a planet wheel, a sun wheel and an inner gear ring.
The planetary reducer is installed through the flange axle, and after the flange axle installation bearing among the prior art, the bearing probably produces the axial float in the flange axle, influences the rotation of speed reducer pivot, and current flange axle can't dispel the heat when rotating at a high speed the bearing in addition.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the problem that exists among the prior art, provide an accurate planetary reducer flange shaft 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:
a flange shaft connecting structure of a precise planetary reducer comprises a base, a flange shaft is fixedly connected on the base, the flange shaft comprises a large-diameter end and a small-diameter end which are coaxially and integrally connected, one end surface of the large-diameter end, which is back to the small-diameter end, is coaxially provided with a blind hole type bearing mounting hole extending to the small-diameter end, the small diameter end is coaxially provided with a rotating shaft penetrating hole which penetrates through the bearing mounting hole and is in a through hole form, the large diameter end is also coaxially provided with a clamping groove which is in a blind hole form and is communicated with the bearing mounting hole, a baffle ring is clamped in the clamping groove, the inner diameter of a ring hole of the baffle ring is smaller than the aperture of the bearing mounting hole, the small-diameter end is internally provided with a communicating cavity which is formed by rotating around the axis and is in a cavity form, the outer wall of the small-diameter end is provided with a pipe joint communicated with the inside of the communicating cavity, and the pipe joint is communicated with external air compression equipment through an installation air pipe.
As a further optimization of the above technical solution, a notch is formed on the circumferential surface of the baffle ring and penetrates through the upper ring hole.
As a further optimization of the above technical solution, an annular protrusion is coaxially disposed on the end surface of the large diameter end.
As a further optimization of the technical scheme, a plurality of strip-shaped grooves in the form of notches are formed in the inner wall of the bearing mounting hole.
As a further optimization of the above technical solution, a plurality of mounting holes in the form of through holes are provided on the base.
The utility model has the advantages that: keep off the ring through setting up, keep off the ring block in the draw-in groove, and then carry on spacingly to installing the bearing in the bearing mounting hole, reduce the axial float of bearing, set up intercommunication chamber and coupling, outside air compression equipment carries compressed air to the intercommunication intracavity by the coupling, and then carry out the air cooling to the bearing of installing in the bearing mounting hole through the air cooling mode, the radiating efficiency when promoting the high-speed rotation of bearing, set up annular bulge, it has spacingly to make big footpath end be connected with outside gear motor shell, set up the bar groove, make the bearing can install in the bearing mounting hole more smoothly.
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 a precise planetary reducer flange shaft connection structure of the present invention;
FIG. 2 is a side view angle schematic of the three-dimensional structure of FIG. 1;
FIG. 3 is a schematic partial cross-sectional view of the three-dimensional structure of FIG. 2;
the reference numerals are explained below:
1-base, 2-pipe joint, 3-baffle ring, 4-gap, 5-communicating cavity, 6-large diameter end, 7-small diameter end, 8-bearing mounting hole, 9-rotating shaft through hole, 10-annular bulge and 11-strip-shaped groove.
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 flange shaft connecting structure of a precision planetary reducer, which includes a base 1, a flange shaft is fixedly connected to the base 1, the flange shaft includes a large diameter end 6 and a small diameter end 7 that are coaxially and integrally connected, an end surface of the large diameter end 6 opposite to the small diameter end 7 is coaxially provided with a blind hole type bearing mounting hole 8 extending to the small diameter end 7, the small diameter end 7 is coaxially provided with a through hole type rotating shaft penetrating hole 9 penetrating through the bearing mounting hole 8, the large diameter end 6 is further coaxially provided with a blind hole type clamping groove penetrating through the bearing mounting hole 8, the clamping groove is internally clamped with a baffle ring 3, the annular hole inner diameter of the baffle ring 3 is smaller than the diameter of the bearing mounting hole 8, the small diameter end 7 is internally provided with a communicating cavity 5 that is formed by rotating around the axis, the outer wall of the small diameter end 7 is provided with a pipe joint 2 penetrating through the communicating cavity 5, the pipe joint 2 is communicated with external air compression equipment through an installation air pipe.
The circumferential surface of the baffle ring 3 is provided with a notch 4 penetrating through the upper annular hole, and the baffle ring 3 has certain elastic shrinkage deformation by arranging the notch 4, so that the baffle ring 3 is convenient to install in the clamping groove.
An annular protruding part 10 is coaxially arranged on the end face of the large-diameter end 6, so that the large-diameter end is connected with an external speed reduction motor shell to limit.
The bearing mounting hole 8 is provided with a plurality of strip-shaped grooves 11 in a notch form on the inner wall, so that the bearing can be smoothly mounted in the bearing mounting hole.
The base 1 is provided with a plurality of mounting holes in the form of through holes, and the base 1 is mounted on a placement surface by penetrating the mounting holes with screws fitted to the mounting holes.
The utility model discloses a theory of operation: install the bearing in the bearing mounting hole, will keep off in the ring card goes into the draw-in groove again, and then carry out the axial spacingly to the bearing, the during operation produces compressed air through outside air compression equipment and carries to the intercommunication intracavity via the coupling through the pipeline, and then carries out the air-cooling to the path end is inside, makes the heat when the bearing rotates at a high speed in time to give off like this.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
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. The utility model provides a precision planetary reducer flange axle connection structure, its characterized in that, includes a base (1), the rigid coupling has a flange axle on base (1), the flange axle is including coaxial and integrative big footpath end (6) and path end (7) of connecting, the coaxial bearing mounting hole (8) that extend to on path end (7), blind hole form that are equipped with of a terminal surface of big footpath end (6) back to path end (7), coaxial being equipped with on path end (7) link up bearing mounting hole (8), hole (9) are worn out in the pivot of through-hole form, still coaxial being equipped with the blind hole form on big footpath end (6) and link up with bearing mounting hole (8), the draw-in groove inside callipers is equipped with and keeps off ring (3), the ring hole internal diameter that keeps off ring (3) is less than the aperture of bearing mounting hole (8), be equipped with in path end (7) around its axle center rotation form, The air compressor is characterized by comprising a communicating cavity (5) in a cavity form, wherein a pipe joint (2) communicated with the inside of the communicating cavity (5) is arranged on the outer wall of the small-diameter end (7), and the pipe joint (2) is communicated with external air compression equipment through an installation air pipe.
2. The precision planetary reducer flange shaft connecting structure according to claim 1, wherein a notch (4) passing through an upper ring hole is formed on the peripheral surface of the baffle ring (3).
3. The precision planetary reducer flange shaft connecting structure according to claim 1, wherein an annular protrusion (10) is coaxially provided on an end surface of the large diameter end (6).
4. The precision planetary reducer flange shaft connecting structure according to claim 1, wherein a plurality of strip-shaped grooves (11) in the form of notches are formed in the inner wall of the bearing mounting hole (8).
5. The precision planetary reducer flange shaft connecting structure according to claim 1, wherein the base (1) is provided with a plurality of mounting holes in the form of through holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022892080.XU CN213981906U (en) | 2020-12-03 | 2020-12-03 | Accurate planetary reducer flange shaft connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022892080.XU CN213981906U (en) | 2020-12-03 | 2020-12-03 | Accurate planetary reducer flange shaft connection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213981906U true CN213981906U (en) | 2021-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022892080.XU Active CN213981906U (en) | 2020-12-03 | 2020-12-03 | Accurate planetary reducer flange shaft connection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213981906U (en) |
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2020
- 2020-12-03 CN CN202022892080.XU patent/CN213981906U/en active Active
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