CN212203059U

CN212203059U - Shell of energy-saving speed reducer

Info

Publication number: CN212203059U
Application number: CN202020225200.8U
Authority: CN
Inventors: 杜汶虹
Original assignee: Wuxi Yoshika Precision Technology Corp ltd
Current assignee: Wuxi Yoshika Precision Technology Corp ltd
Priority date: 2020-02-28
Filing date: 2020-02-28
Publication date: 2020-12-22
Anticipated expiration: 2030-02-28

Abstract

The utility model relates to a shell of an energy-saving speed reducer, which comprises a body; two ends of the body are both outwards provided with a first gradually-expanding part, and the other ends of the two first gradually-expanding parts are both outwards provided with a second gradually-expanding part; the outer ends of the two second gradually-expanding parts are outwards formed with gradually-reducing parts; the utility model discloses an integral type structure has improved sealed degree, and has guaranteed the axiality of main shaft for the main shaft atress is even when rotating, has improved transmission power output ratio, has reduced the energy consumption.

Description

Shell of energy-saving speed reducer

Technical Field

The utility model relates to a casing of energy-saving speed reducer.

Background

The speed reducer is a speed reduction transmission device which is enclosed in a rigid shell and used between a prime mover and a working machine, plays a role in matching rotating speed and transmitting torque between the prime mover and the working machine or an actuating mechanism, and is widely applied to modern machinery; the speed reducers are various in types, different in models and different in application; the existing long-distance speed reducer is mostly assembled by adopting assembly parts, has poor sealing performance, is complex to assemble, has certain assembly errors, cannot ensure the coaxiality of a main shaft, causes uneven stress of the main shaft when the main shaft rotates, has low transmission power output ratio and high energy consumption, and is to be further improved.

SUMMERY OF THE UTILITY MODEL

To the current situation of above-mentioned prior art, the utility model aims to solve the technical problem that an adopt integral type structure is provided, has improved sealed degree, and has guaranteed the axiality of main shaft, has improved transmission power output ratio, has reduced the casing of the energy-saving speed reducer of energy consumption.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: the shell of the energy-saving speed reducer comprises a body and is characterized in that two ends of the body are outwards provided with a first gradually-expanding part, and the other ends of the two first gradually-expanding parts are outwards provided with a second gradually-expanding part; the outer ends of the two second gradually-expanding parts are outwards formed with gradually-reducing parts; three annular convex ribs and four first linear convex rib combinations which are distributed at equal intervals are outwards formed on the circumferential surface of the outer side of the middle part of the body; four second linear convex ribs which are distributed at equal angles along the circumferential direction are outwards formed on the outer circumferential surface of each first gradually-expanding part, and the outer sides of the first linear convex ribs which are positioned on the same axial straight line are outwards formed with a collar part; a first boss block and a second boss block which are distributed in parallel are further formed outwards on the outer circumferential surface of the body; a sleeve part is formed outwards on the outer side of one second gradually-expanding part, a cabin body is formed outwards on the other end of the sleeve part, and a first connecting plate and two second connecting plates which are symmetrically distributed are formed outwards on the outer side of the cabin body; the cabin body is characterized in that a first counter bore is formed in the center of the inner portion of the other end of the cabin body, a second counter bore is formed in the center of the bottom face of the first counter bore, a taper hole is formed in the center of the bottom face of the second counter bore, a round hole is formed in the center of the bottom of the taper hole, and the round hole is communicated with the inner portion of the body.

Preferably, one side of each of the two second diverging portions is outwardly formed with a pressing block which is symmetrically distributed with each other, and each pressing block is provided with a through hole.

Preferably, four first straight line convex rib combination and the mutual interval distribution of three hoop convex rib, every cloth is equallyd divide to the both sides of hoop convex rib has a first straight line convex rib combination, every first straight line convex rib combination includes four first straight line convex ribs along angular distribution such as circumferencial direction, every in the first straight line convex rib combination of arbitrary one hoop convex rib both sides the inner of first straight line convex rib all intersects and is connected with the hoop convex rib.

Preferably, one end of each of the four second linear ribs is connected to the inner end of the second gradually expanding portion, and the other end of each of the four second linear ribs is connected to the outer end of each of the four first linear ribs in the linear rib combination located on the outermost side.

Preferably, the included angles between the first connecting plate and the two second connecting plates are equal.

Compared with the prior art, the utility model has the advantages of: the utility model discloses an integral type structure has improved sealed degree, and has guaranteed the axiality of main shaft for the main shaft atress is even when rotating, has improved transmission power output ratio, has reduced the energy consumption.

Drawings

Fig. 1 is a structural diagram of the present invention.

Detailed Description

As shown in fig. 1, a housing of an energy-saving reducer comprises a body 1; two ends of the body 1 are both outwards formed with a first gradually-expanding part 11, and the other ends of the two first gradually-expanding parts 11 are both outwards formed with a second gradually-expanding part 12; the outer ends of the two second gradually-expanding parts 12 are outwards formed with gradually-reducing parts 13, the first gradually-expanding part 11 is internally used for embedding an output bearing, and the second gradually-expanding part 12 is internally used for installing a coupler; the tapered part 13 is used for buckling with the output component shell; one side of each of the two second gradually-expanding parts 12 is outwards provided with a pressing block 14 which is symmetrically distributed with each other, and each pressing block 14 is provided with a through hole 15 which is used for being matched with a screw to pass through to fix the body 1 on an external structure; three annular convex ribs 16 distributed at equal intervals and four first linear convex rib combinations are outwards formed on the circumferential surface of the outer side of the middle part of the body 1 and are used for increasing the strength of the shell; the four first linear convex rib combinations and the three annular convex ribs 16 are distributed at intervals, two sides of each annular convex rib 16 are uniformly distributed with one first linear convex rib combination, each first linear convex rib combination comprises four first linear convex ribs 17 which are distributed at equal angles along the circumferential direction, and the inner end of each first linear convex rib 17 in the first linear convex rib combinations at two sides of any one annular convex rib 16 is intersected and connected with the annular convex rib 16; four second linear convex ribs 18 which are distributed at equal angles along the circumferential direction are outwards formed on the outer circumferential surface of each first gradually-expanding part 11, one ends of the four second linear convex ribs 18 are connected to the inner end of the second gradually-expanding part 12, and the other ends of the four second linear convex ribs 18 are respectively connected with the outer ends of the four first linear convex ribs 17 in one linear convex rib combination positioned on the outermost side; wherein, the outer sides of the first straight convex ribs 17 positioned on the same axial straight line are respectively provided with a collar part 19 outwards, which is used for matching and penetrating through an external pin to accurately position the body 1 on an external structure, thereby ensuring the fixed straightness of the body 1; a first boss block 118 and a second boss block 119 which are distributed in parallel are also formed outwards on the outer circumferential surface of the body 1 and are also used for being matched with and penetrating through a screw to fix the body 1 on an external structure; a sleeve part 110 is formed outwards on the outer side of one second gradually-expanding part 12, a cabin body 111 is formed outwards on the other end of the sleeve part 110, and the cabin body 111 is used for being sleeved on a matched boss on the output motor shell; a first connecting plate 114 and two second connecting plates 112 which are symmetrically distributed are formed outwards on the outer side of the cabin body 111 and are used for being connected with a shell of an output motor; the included angles between the first connecting plate 114 and the two second connecting plates 112 are equal; a first counter bore 113 is formed in the center of the other end of the cabin 111, a second counter bore 115 is formed in the center of the bottom surface of the first counter bore 113, a tapered hole 116 is formed in the center of the bottom surface of the second counter bore 115, a round hole 117 is formed in the center of the bottom of the tapered hole 116, and the round hole 117 is communicated with the inside of the body 1.

When in use: the cabin body 111 is correspondingly sleeved and fixed on a matched boss on a drive motor shell, matched screws respectively penetrate through a first connecting plate 114 and two second connecting plates 112 and are screwed on the drive motor shell, meanwhile, an input gear, a transmission rod, a gear, a pressing ring and an input bearing are respectively arranged in a sleeve part 110, a circular hole 117, a second counter bore 115 and a first counter bore 113, the input gear and the input bearing are respectively sleeved at two ends of the transmission rod, a matched spindle is also arranged in the body 1, a gear part on the spindle is mutually meshed with the input gear, and the other end of the transmission rod penetrates through the input bearing and is connected with a rotating shaft of the drive motor, so that the assembly between the body 1 and the drive motor is completed; then, the output bearing and the coupling are respectively installed in the first gradually-expanding part 11 and the second gradually-expanding part 12; the tapered part 13 is inserted and connected into a corresponding hole of the output component shell, one end of an output shaft in the output component is connected with one end of the main shaft through a coupler, and therefore the assembly between the body 1 and the output component is completed; finally, positioning is completed on two pins on the machine body of the energy-saving speed reducer by means of sleeving the two sleeve ring parts 19, and then the main body 1 is accurately fixed on an external structure by using matched screws to respectively pass through the first convex sleeve block 118, the second convex sleeve block 119 and the through holes 15 on the two pressing blocks 14; after that, normal operation can be started.

The speed reducer is a speed reduction transmission device which is enclosed in a rigid shell and used between a prime mover and a working machine, plays a role in matching rotating speed and transmitting torque between the prime mover and the working machine or an actuating mechanism, and is widely applied to modern machinery; the speed reducers are various in types, different in models and different in application; most of the existing long-distance speed reducers are assembled by adopting assembling pieces, so that the sealing performance is poor, the assembly is complicated, certain assembly errors exist, the coaxiality of a main shaft cannot be ensured, the main shaft is stressed unevenly when rotating, the transmission power output is low, and the energy consumption is high; the utility model discloses an integral type structure has improved sealed degree, and has guaranteed the axiality of main shaft for the main shaft atress is even when rotating, has improved transmission power output ratio, has reduced the energy consumption.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that various changes in the embodiments and modifications thereof may be made, and equivalents may be substituted for elements thereof; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The shell of the energy-saving speed reducer comprises a body and is characterized in that two ends of the body are outwards provided with a first gradually-expanding part, and the other ends of the two first gradually-expanding parts are outwards provided with a second gradually-expanding part; the outer ends of the two second gradually-expanding parts are outwards formed with gradually-reducing parts; three annular convex ribs and four first linear convex rib combinations which are distributed at equal intervals are outwards formed on the circumferential surface of the outer side of the middle part of the body; four second linear convex ribs which are distributed at equal angles along the circumferential direction are outwards formed on the outer circumferential surface of each first gradually-expanding part, and the outer sides of the first linear convex ribs which are positioned on the same axial straight line are outwards formed with a collar part; a first boss block and a second boss block which are distributed in parallel are further formed outwards on the outer circumferential surface of the body; a sleeve part is formed outwards on the outer side of one second gradually-expanding part, a cabin body is formed outwards on the other end of the sleeve part, and a first connecting plate and two second connecting plates which are symmetrically distributed are formed outwards on the outer side of the cabin body; the cabin body is characterized in that a first counter bore is formed in the center of the inner portion of the other end of the cabin body, a second counter bore is formed in the center of the bottom face of the first counter bore, a taper hole is formed in the center of the bottom face of the second counter bore, a round hole is formed in the center of the bottom of the taper hole, and the round hole is communicated with the inner portion of the body.

2. The casing of the energy-saving speed reducer as claimed in claim 1, wherein one side of each of the two second diverging portions is formed with a pressing block which is symmetrically distributed with each other, and each of the pressing blocks is provided with a through hole.

3. The casing of an energy-saving speed reducer according to claim 1, wherein four first linear rib combinations and three circumferential ribs are distributed at intervals, one first linear rib combination is distributed on each of two sides of each circumferential rib, each first linear rib combination comprises four first linear ribs which are distributed at equal angles in the circumferential direction, and the inner end of each first linear rib in the first linear rib combinations on two sides of any one circumferential rib intersects with and is connected to the circumferential rib.

4. The housing of an energy-saving reducer according to claim 1, wherein one end of each of the four second linear ribs is connected to the inner end of the second diverging portion, and the other end of each of the four second linear ribs is connected to the outer end of each of the four first linear ribs in the outermost one of the linear rib combinations.

5. The housing of an energy-saving reducer according to claim 1, wherein the included angles between the first connecting plate and the two second connecting plates are equal.