CN217951186U

CN217951186U - Single-input double-output planetary gear box

Info

Publication number: CN217951186U
Application number: CN202221756102.2U
Authority: CN
Inventors: 蔡君康; 李力
Original assignee: Kudurban Transmission Technology Changzhou Co ltd
Current assignee: Kudurban Transmission Technology Changzhou Co ltd
Priority date: 2022-07-07
Filing date: 2022-07-07
Publication date: 2022-12-02
Anticipated expiration: 2032-07-07

Abstract

The utility model belongs to the technical field of the planetary gear case, concretely relates to planetary gear case of single input dual output. This single input dual output planetary gear case includes: the two opposite sides of the box body are respectively an input side and an output side; the input shaft penetrates in from the input side of the box body and penetrates out from the output side of the box body, and the penetrating end part is sleeved with the first output shaft; the second output shaft is positioned on the periphery of the first output shaft and is in rotating fit with the output side of the box body; the planetary mechanism is positioned in the box body and is connected with the input shaft and the second output shaft; the input shaft drives the first output shaft to rotate in the same direction, and the planetary mechanism drives the second output shaft to rotate in the opposite direction. The reverse rotation of the two output shafts can be realized through one input shaft.

Description

Single-input double-output planetary gear box

Technical Field

The utility model belongs to the technical field of the planetary gear case, concretely relates to planetary gear case of single input dual output.

Background

At present, the breaking and grinding equipment is widely applied to various industrial departments such as mineral separation, chemical industry, power generation, building materials and the like, and is used for breaking and grinding materials with various hardness. They are generally classified into crushers and pulverizers according to their feed particle size and product fineness. The technological process is generally crushing and then grinding. The crusher is generally a jaw crusher, a hammer crusher, a hammerless crusher, a cone crusher, etc., and the pulverizer is generally a ball mill, a rod mill, a roll mill, etc.

Patent CN201120175847.5 provides a hammer-free crushing mill, and the outer cage with a larger diameter and the inner cage with a smaller diameter are matched with each other, and the rotating directions are opposite, so that in the running process, materials collide with each other between the inner cage and the outer cage, the collision force is increased, and the crushing is facilitated.

Therefore, a single input and double output planetary gearbox is needed for hammer-less breakers.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a single input dual output's planetary gear case to can realize two output shaft antiport through an input shaft.

In order to solve the technical problem, the utility model provides a single input dual output's planetary gear case, include: the two opposite sides of the box body are respectively an input side and an output side; the input shaft penetrates in from the input side of the box body and penetrates out from the output side of the box body, and the penetrating end part is sleeved with the first output shaft; the second output shaft is positioned on the periphery of the first output shaft and is in rotating fit with the output side of the box body; the planetary mechanism is positioned in the box body and is connected with the input shaft and the second output shaft; the input shaft drives the first output shaft to rotate in the same direction, and the second output shaft is driven to rotate in the opposite direction through the planetary mechanism.

Further, the planetary mechanism includes: the planetary shafts are fixed on the inner wall of the input side box body; the planetary gears are arranged on the planetary shafts and are respectively matched with shaft teeth on the shaft body of the input shaft; one end of the inner gear ring is matched with the planetary gear, and the other end of the inner gear ring is connected with the output fluted disc; the inner side of the output fluted disc is in rotating fit with the input shaft, the periphery of the output fluted disc is in rotating fit with the box body on the output side, and the end part of the box body, exposed out of the output fluted disc, on the output side is connected with a second output shaft.

Further, the output cog includes: a tubular portion located at an outer periphery of the input shaft; a disk-shaped part which is positioned at the end part of the tubular part in the box body; wherein the outer peripheral portion of the disk portion is tooth-fitted with the inner ring gear.

Furthermore, a clamping groove is formed in the inner wall of the inner gear ring; the disc-shaped part is provided with a limiting piece extending into the clamping groove; the width of the clamping groove along the axial direction of the input shaft is larger than that of the limiting piece, namely, the limiting piece can move in the clamping groove along the axial direction of the input shaft.

Further, the limiting member is disposed on an end surface of the disk portion facing the input side.

Furthermore, a connecting gear sleeve is sleeved at the end part of the box body, exposed out of the output side, of the output fluted disc; the second output shaft is sleeved on the connecting gear sleeve.

Further, the input side of the box body is a planet carrier; the input shaft is in running fit with the planet carrier through an input shaft bearing; the planet shaft is fixed on the inner wall of the planet carrier; the output side of the box body is provided with a bearing seat; the periphery of the tubular part is in running fit with the bearing seat through the output bearing.

Further, an air filter is arranged at the top of the box body.

Furthermore, the outer wall of the planet carrier is provided with a planet shaft pin shaft hole and a sealing cover for sealing the planet shaft pin shaft hole.

Furthermore, an oil seal cover is arranged on the outer wall of the planet carrier and at the penetration position of the input shaft.

The beneficial effects of the utility model are that, the utility model discloses a single input dual output's planetary gear case's input shaft penetrates from the input side of box, wears out from the output side of box, and the tip of wearing out has cup jointed first output shaft, and input shaft and second output shaft are connected to planetary mechanism, make the input shaft drive first output shaft syntropy and rotate, can drive second output shaft antiport through planetary mechanism simultaneously to the realization can realize two output shaft antiport through an input shaft.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic diagram of a single input dual output planetary gearbox of an embodiment of the present invention;

fig. 2 is a schematic diagram of a single-input dual-output ring gear according to an embodiment of the present invention.

In the figure:

the planetary gear set comprises a box body 1, a planetary carrier 11, a bearing seat 12, an air filter 13, a sealing cover 14, an oil sealing cover 15, an input shaft 2, shaft teeth 21, an input shaft bearing 22, a first output shaft 3, a second output shaft 4, an output bearing 41, a planetary mechanism 5, a planetary shaft 51, a planetary shaft pin shaft hole 511, a planetary gear 52, an inner gear ring 53, a clamping groove 531, an output fluted disc 6, a tubular part 61, a disc part 62, a limiting part 63 and a connecting gear sleeve 64.

Detailed Description

Examples

As shown in fig. 1, the present embodiment provides a single-input dual-output planetary gearbox, comprising: the device comprises a box body 1, a control device and a control device, wherein the two opposite sides of the box body are an input side and an output side respectively; the input shaft 2 penetrates from the input side of the box body 1 and penetrates out from the output side of the box body 1, and the penetrating end part is sleeved with the first output shaft 3; the second output shaft 4 is positioned on the periphery of the first output shaft 3 and is in running fit with the output side of the box body 1; the planetary mechanism 5 is positioned in the box body 1 and is connected with the input shaft 2 and the second output shaft 4; the input shaft 2 drives the first output shaft 3 to rotate in the same direction, and simultaneously drives the second output shaft 4 to rotate in the opposite direction through the planetary mechanism 5.

As a preferable embodiment of the present embodiment, the planetary mechanism 5 includes: a plurality of planet shafts 51 fixed on the inner wall of the input side box body 1; the planetary gears 52 are arranged on the planetary shafts 51 and are respectively matched with the shaft teeth 21 on the shaft body of the input shaft 2; an inner gear ring 53, one end of which is matched with the planetary gear 52 and the other end of which is connected with the output fluted disc 6; the inner side of the output fluted disc 6 is in running fit with the input shaft 2, the outer periphery of the output fluted disc is in running fit with the box body 1 at the output side, and the end part of the box body 1, exposed out of the output side, of the output fluted disc 6 is connected with the second output shaft 4.

In the embodiment, the input shaft 2 drives the first output shaft 3 to rotate in the forward direction; the input shaft 2 drives the second output shaft 4 to rotate reversely through the planetary gear 52, the inner gear ring 53 and the output fluted disc 6; namely, the reverse rotation of the two output shafts can be realized through one input shaft.

In this embodiment, preferably, the output toothed disc 6 comprises: a tubular portion 61 located on the outer periphery of the input shaft 2; a disc 62 located at the end of the tubular portion 61 inside the tank 1; wherein the outer peripheral portion of the disk 62 is tooth-fitted with the ring gear 53.

As shown in fig. 2, in the present embodiment, it is preferable that an inner wall of the ring gear 53 is provided with a catch 531; the disc-shaped part 62 is provided with a limiting piece 63 extending into the clamping groove 531; the width of the locking groove 531 in the axial direction of the input shaft 2 is greater than the width of the limiting member 63, that is, the limiting member 63 can move in the locking groove 531 in the axial direction of the input shaft 2.

In the embodiment, the output fluted disc 6 and the planetary gear 52 are in tooth fit with the inner gear ring 53, i.e. the inner gear ring 53 is of a floating structure and can effectively play a load balancing role; the engagement between the engaging groove 531 and the stopper 63 prevents the inner gear ring 53 from being displaced too much in the axial direction.

In this embodiment, the limiting member 63 is optionally provided on an end surface of the disk portion 62 facing the input side.

In this embodiment, optionally, a coupling gear sleeve 64 is sleeved on the end of the output fluted disc 6 exposed out of the box body 1 on the output side; the second output shaft 4 is sleeved on the coupling gear sleeve 64.

In this embodiment, it is preferable that the input side of the casing 1 is a planet carrier 11; the input shaft 2 is in running fit with the planet carrier 11 through an input shaft bearing 22; the planet shaft 51 is fixed on the inner wall of the planet carrier 11; the output side of the box body 1 is provided with a bearing seat 12; the outer periphery of the tubular portion 61 is rotationally engaged with the bearing housing 12 through the output bearing 41.

In this embodiment, it is preferable that an air cleaner 13 is provided on the top of the case 1; the filtering can be carried out when external air enters the box body; meanwhile, the internal and external pressures of the box body 1 can be kept balanced, and oil leakage is avoided.

In this embodiment, it is preferable that the outer wall of the carrier 11 is provided with a planet axle pin shaft hole 511 and a sealing cover 14 for sealing the planet axle pin shaft hole 511; facilitating the mounting of the planet shaft 51.

In this embodiment, preferably, an oil seal cover 15 is disposed on an outer wall of the planet carrier 11 and at a penetration position of the input shaft 2, so as to improve the sealing performance of the case 1.

In conclusion, the input shaft 2 and the first output shaft 3 of the single-input double-output planetary gearbox are in concentric transmission, so that stable transmission can be realized; the structure is compact, the number of transmission parts is small, and the efficiency is high; an input rotation speed for realizing output in two directions and respectively being high speed and low speed; the high output rotating speed and the input shaft 2 are synchronous and in the same direction, and the low output rotating speed and the input are opposite; the inner gear ring 53 adopts a floating structure, and can effectively exert the load balancing effect.

The components selected for use in the present application (components not illustrated for specific structures) are all common standard components or components known to those skilled in the art, and the structure and principle thereof can be known to those skilled in the art through technical manuals or through routine experimentation.

In the description of the embodiments of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. A single input dual output planetary gearbox comprising:

the device comprises a box body (1), a control circuit and a control circuit, wherein two opposite sides of the box body are an input side and an output side respectively;

the input shaft (2) penetrates from the input side of the box body (1) and penetrates from the output side of the box body (1), and the penetrating end part is sleeved with the first output shaft (3);

the second output shaft (4) is positioned on the periphery of the first output shaft (3) and is in running fit with the output side of the box body (1); and

the planetary mechanism (5) is positioned in the box body (1) and is connected with the input shaft (2) and the second output shaft (4); wherein

The input shaft (2) drives the first output shaft (3) to rotate in the same direction, and meanwhile, the second output shaft (4) is driven to rotate in the opposite direction through the planetary mechanism (5).

2. The single input dual output planetary gearbox of claim 1,

the planetary mechanism (5) includes:

the planetary shafts (51) are fixed on the inner wall of the input side box body (1);

the planetary gears (52) are arranged on the planetary shafts (51) and are respectively matched with the shaft teeth (21) on the shaft body of the input shaft (2);

an inner gear ring (53), one end of which is matched with the planetary gear (52), and the other end of which is connected with the output fluted disc (6); wherein

The inner side of the output fluted disc (6) is in running fit with the input shaft (2), the periphery of the output fluted disc is in running fit with the box body (1) at the output side, and the end part of the output fluted disc (6) exposed out of the box body (1) at the output side is connected with a second output shaft (4).

3. The single input dual output planetary gearbox of claim 2,

the output toothed disc (6) comprises:

a tubular section (61) located on the outer periphery of the input shaft (2);

a disk-shaped portion (62) located at the end of the tubular portion (61) inside the tank (1); wherein

The outer periphery of the disk-shaped part (62) is in tooth fit with the inner gear ring (53).

4. The single input dual output planetary gearbox of claim 3,

a clamping groove (531) is formed in the inner wall of the inner gear ring (53);

a limiting piece (63) extending into the clamping groove (531) is arranged on the disc-shaped part (62); wherein

The width of the clamping groove (531) along the axial direction of the input shaft (2) is larger than that of the limiting piece (63), namely, the limiting piece (63) can move in the clamping groove (531) along the axial direction of the input shaft (2).

5. The single input dual output planetary gearbox of claim 4,

the stopper (63) is provided on an end surface of the disk portion (62) facing the input side.

6. The single input dual output planetary gearbox of claim 2,

the end part of the output fluted disc (6) exposed out of the box body (1) at the output side is sleeved with a connecting tooth sleeve (64);

the second output shaft (4) is sleeved on the connecting gear sleeve (64).

7. The single input dual output planetary gearbox of claim 3,

the input side of the box body (1) is a planet carrier (11);

the input shaft (2) is in running fit with the planet carrier (11) through an input shaft bearing (22);

the planet shaft (51) is fixed on the inner wall of the planet carrier (11);

the output side of the box body (1) is provided with a bearing seat (12);

the outer periphery of the tubular part (61) is rotationally matched with the bearing seat (12) through an output bearing (41).

8. The single input dual output planetary gearbox of claim 1,

an air filter (13) is arranged at the top of the box body (1).

9. The single input dual output planetary gearbox of claim 7,

the outer wall of the planet carrier (11) is provided with a planet shaft pin shaft hole (511) and a sealing cover (14) used for sealing the planet shaft pin shaft hole (511).

10. The single input dual output planetary gearbox of claim 7,

an oil seal cover (15) is arranged on the outer wall of the planet carrier (11) and at the penetrating position of the input shaft (2).