CN215409995U

CN215409995U - Planet steel ball speed reducer with multidirectional output shaft

Info

Publication number: CN215409995U
Application number: CN202121359862.5U
Authority: CN
Inventors: 周忠良; 孙海东; 陈频云
Original assignee: Senlimao Wuxi Intelligent Technology Co ltd
Current assignee: Senlimao Wuxi Intelligent Technology Co ltd
Priority date: 2021-06-18
Filing date: 2021-06-18
Publication date: 2022-01-04
Anticipated expiration: 2031-06-18

Abstract

The utility model discloses a planet steel ball speed reducer with a multidirectional output shaft, which comprises a base plate, wherein the top end of the base plate is fixedly provided with a speed reducer body, one end of the speed reducer body is rotatably provided with a driving shaft, the top end of the base plate is fixedly provided with two first supporting frames and a second supporting frame, the top ends of the two first supporting frames and the second supporting frames are jointly provided with a top plate, a connecting seat is jointly arranged between the base plate and the top plate, one end of the driving shaft, far away from the speed reducer body, is inserted into the connecting seat and is rotatably connected with the connecting seat, the connecting seat is rotatably provided with two side transmission shafts, and one end of the connecting seat, far away from the driving shaft, is rotatably provided with a front transmission shaft. The stability of reduction gear when using has been improved greatly.

Description

Planet steel ball speed reducer with multidirectional output shaft

Technical Field

The utility model relates to a speed reducer, in particular to a planetary steel ball speed reducer with a multidirectional output shaft, and belongs to the technical field of speed reducers.

Background

The speed reducer plays a role in matching rotating speed and transmitting torque between a prime motor and a working machine or an actuating mechanism, is widely applied to modern machinery, in particular to a planetary steel ball speed reducer, adopts a full-tooth meshing scheme of combined transmission of a cycloid groove and a steel ball, concentrates 'needles' of the cycloid pin gear speed reducer into steel balls, can perfectly move through the matching between a smooth curve groove and a high-precision steel ball, and the steel balls move in the curve groove in a pure rolling mode instead of a shearing-resistant or friction mode, so that the service life is greatly prolonged, and the planetary steel ball speed reducer of a multi-directional output shaft can drive a plurality of transmission shafts to rotate by adopting a single speed reducer as a driving unit.

The planet steel ball speed reducer of traditional multidirectional output shaft adopts meshing connection structure in the use of reality, connects a plurality of transmission shafts as an organic whole through bevel gear, because the bevel gear tooth's socket easily wears out, easily leads to transmission shaft tip to break away from the connection, greatly reduced the stability when the speed reducer uses, to this, need design a kind of planet steel ball speed reducer with multidirectional output shaft.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a planetary steel ball speed reducer with a multidirectional output shaft to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a planet steel ball speed reducer with a multidirectional output shaft comprises a base plate, wherein a speed reducer body is fixedly arranged at the top end of the base plate, a driving shaft is rotatably arranged at one end of the speed reducer body, two first supporting frames and two second supporting frames are fixedly arranged at the top end of the base plate, a top plate is fixedly arranged at the top ends of the two first supporting frames and the second supporting frames together, a connecting seat is fixedly arranged between the base plate and the top plate together, one end, far away from the speed reducer body, of the driving shaft is inserted into the connecting seat and is rotatably connected with the connecting seat, two side transmission shafts are rotatably arranged on the connecting seat, one end, far away from the driving shaft, of the connecting seat is rotatably arranged with a front transmission shaft, four limiting assemblies are fixedly arranged between the base plate and the top plate together, the driving shaft, the front transmission shaft and the side transmission shafts are rotatably connected with the matched limiting assemblies, the cavity has been seted up in the connecting seat, fixed mounting has drive assembly in the cavity, drive assembly includes built-in positioning seat, built-in positioning seat fixed mounting is in the cavity, rotate on the built-in positioning seat and install two first carousels and two second carousels, two first carousel all is located the position between two second carousels, every equal fixed mounting has a plurality of hemispheroids, every on the first carousel all cut a plurality of semi-arc recesses, every on the second carousel hemisphere all imbeds in the semi-arc recess that the phase-match set up and is connected rather than the block.

Preferably, the upper surface of the connecting seat is fixedly provided with two first fixing rods, the top ends of the first fixing rods are fixedly connected with the top plate, the lower surface of the connecting seat is fixedly provided with two first supporting rods, and the bottom ends of the first supporting rods are fixedly connected with the base plate.

Preferably, every limit component all includes the limiting plate, every the equal fixed mounting of upper surface of limiting plate has the second dead lever, every the top of second dead lever all with roof fixed connection, every the equal fixed mounting of lower surface of limiting plate has the second bracing piece, every the bottom of second bracing piece all with base plate fixed connection.

Preferably, every equal fixed mounting has a bearing in the limiting plate, every all cut two circular mouths of wearing on the limiting plate.

Preferably, the one end that the reduction gear body was kept away from to the drive shaft is inserted in the cavity and with the first carousel fixed connection that the phase-match set up, the one end of leading transmission shaft is inserted in the cavity and with the first carousel fixed connection that the phase-match set up, every the one end of side-mounted transmission shaft all inserts in the cavity and with the second carousel fixed connection that the phase-match set up.

Preferably, the drive shaft, the front transmission shaft and one end of the side transmission shaft close to the connecting seat penetrate through bearings which are matched and connected with the side transmission shaft in a rotating mode.

Compared with the prior art, the utility model has the beneficial effects that: the utility model relates to a planetary steel ball speed reducer with a multidirectional output shaft, which has the characteristic of improving the stability of the speed reducer, and in specific use, compared with the traditional planetary steel ball speed reducer with the multidirectional output shaft: this reduction gear is provided with the connecting seat, adopts the joint structure between hemispheroid and the semi-arc recess, replaces traditional bevel gear meshing connection structure, has effectively solved the easy wearing and tearing of bevel gear tooth's socket and has reduced the problem of meshing connection stability, and the block between hemispheroid and the semi-arc recess is connected in addition, appears the dead probability of card when can reducing first carousel and second carousel and rotate, has improved the stability when reduction gear uses greatly.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a side view of the present invention;

FIG. 3 is a schematic view of the internal structure of the connecting socket of the present invention;

FIG. 4 is a schematic view of the transmission assembly of the present invention;

fig. 5 is a schematic structural view of the limiting assembly of the present invention.

In the figure: 1. a substrate; 2. a first support frame; 3. a second support frame; 4. a front transmission shaft; 5. a connecting seat; 51. a first fixing lever; 52. a first support bar; 53. a cavity; 54. a transmission assembly; 541. a positioning seat is arranged inside; 542. a first turntable; 543. a second turntable; 544. a hemisphere; 545. a semi-arc shaped groove; 6. a limiting component; 61. a limiting plate; 62. a circular through hole; 63. a second fixing bar; 64. a bearing; 65. a second support bar; 7. a top plate; 8. a transmission shaft is arranged on the side; 9. a drive shaft; 10. the reduction gear body.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a planet steel ball speed reducer with a multidirectional output shaft comprises a base plate 1, a speed reducer body 10 is fixedly installed at the top end of the base plate 1, a driving shaft 9 is rotatably installed at one end of the speed reducer body 10, two first supporting frames 2 and two second supporting frames 3 are fixedly installed at the top end of the base plate 1, a top plate 7 is fixedly installed at the top ends of the two first supporting frames 2 and the two second supporting frames 3 together, a connecting seat 5 is fixedly installed between the base plate 1 and the top plate 7 together, one end, far away from the speed reducer body 10, of the driving shaft 9 is inserted into the connecting seat 5 and is rotatably connected with the connecting seat 5, two side transmission shafts 8 are rotatably installed on the connecting seat 5, a front transmission shaft 4 is rotatably installed at one end, far away from the driving shaft 9, of the connecting seat 5, four limit components 6 are fixedly installed between the base plate 1 and the top plate 7 together, the driving shaft 9, the front transmission shaft 4 and the side transmission shafts 8 are rotatably connected with the limit components 6 which are arranged in a matched mode, the reducer is provided with a connecting seat 5, a clamping structure between a hemisphere 544 and a semi-arc groove 545 is adopted to replace a traditional bevel gear meshing connection structure, the problem that the tooth grooves of a bevel gear are easy to wear and the meshing connection stability is reduced is effectively solved, the clamping connection between the hemisphere 544 and the semi-arc groove 545 can reduce the probability of clamping when a first rotating disk 542 and a second rotating disk 543 rotate, the stability of the reducer in use is greatly improved, a cavity 53 is chiseled in the connecting seat 5, a transmission assembly 54 is fixedly installed in the cavity 53, the transmission assembly 54 comprises a built-in positioning seat 541, the built-in positioning seat 541 is fixedly installed in the cavity 53, two first rotating disks 542 and two second rotating disks 543 are rotatably installed on the built-in positioning seat 541, the two first rotating disks 542 are located between the two second rotating disks 543, and a plurality of hemispheroids 544 are fixedly installed on each first rotating disk 542, a plurality of semi-arc grooves 545 are drilled on each second rotary table 543, each hemisphere 544 is embedded into the semi-arc groove 545 in the matching arrangement and connected with the clamping of the hemisphere, the first rotary table 542 and the second rotary table 543 can be spliced into an integral structure through the built-in positioning seat 541, the first rotary table 542 and the second rotary table 543 can be stably and rotatably installed in the connecting seat 5, the clamping between the hemisphere 544 and the semi-arc grooves 545 is connected, and the first rotary table 542 and the second rotary table 543 can be synchronously rotated.

Each limiting component 6 comprises a limiting plate 61, a second fixing rod 63 is fixedly mounted on the upper surface of each limiting plate 61, the top end of each second fixing rod 63 is fixedly connected with the top plate 7, a second supporting rod 65 is fixedly mounted on the lower surface of each limiting plate 61, the bottom end of each second supporting rod 65 is fixedly connected with the base plate 1, the limiting plates 61 are supported through the second supporting rods 65 and then reinforced by the second fixing rods 63, the positions of the limiting plates 61, which are close to the connecting seats 5, can be firmly mounted between the base plate 1 and the top plate 7 are ensured, a bearing 64 is fixedly mounted in each limiting plate 61, two circular penetrating ports 62 are drilled in each limiting plate 61, the driving shaft 9, the front transmission shaft 4 and one end of the side transmission shaft 8, which is close to the connecting seats 5, penetrate through the bearings 64 arranged in a matched manner and are rotatably connected with the side transmission shaft, and the friction resistance between the shaft body and the limiting plates 61 can be reduced through the bearings 64, the driving shaft 9, the preposed transmission shaft 4 and the side transmission shaft 8 are positioned and reinforced by a limiting plate 61, the stability of the rotary connection of the driving shaft 9, the preposed transmission shaft 4 and the side transmission shaft 8 and the connecting seat 5 is improved, the upper surface of the connecting seat 5 is fixedly provided with two first fixing rods 51, the top ends of the two first fixing rods 51 are fixedly connected with the top plate 7, the lower surface of the connecting seat 5 is fixedly provided with two first supporting rods 52, the bottom ends of the two first supporting rods 52 are fixedly connected with the base plate 1, the connecting seat 5 is supported by the first supporting rods 52 and then reinforced by the first fixing rods 51, the connecting seat 5 can be firmly arranged between the base plate 1 and the top plate 7, one end of the driving shaft 9, which is far away from the reducer body 10, is inserted into the cavity 53 and is fixedly connected with a first rotating disc 542 which is arranged in a matched manner, one end of the preposed transmission shaft 4 is inserted into the cavity 53 and is fixedly connected with the first rotating disc 542 which is arranged in a matched manner, one end of each side-mounted transmission shaft 8 is inserted into the cavity 53 and is fixedly connected with the second turntables 543 arranged in a matched manner, the corresponding first turntables 542 are driven to rotate through the driving shaft 9, then the two second turntables 543 can be driven to rotate, and the first turntables 542 connected with the front-mounted transmission shaft 4 are driven to rotate by the two second turntables 543.

Specifically, when the utility model is used, firstly, the first rotary table 542 and the second rotary table 543 can be stably and rotatably installed in the connecting seat 5 through the built-in positioning seat 541, the friction resistance between the driving shaft 9, the front transmission shaft 4, the side transmission shaft 8 and the limiting plate 61 can be reduced through the bearing 64, the limiting plate 61 can be ensured to limit the driving shaft 9, the front transmission shaft 4 and the side transmission shaft 8, the stability of the rotational connection between the driving shaft 9, the front transmission shaft 4 and the side transmission shaft 8 and the connecting seat 5 is effectively improved, the first rotary table 542 and the second rotary table 543 can be ensured to synchronously rotate through the clamping connection between the hemisphere 544 and the semi-arc groove 545, when the reducer body 10 drives the driving shaft 9 to rotate, the first rotary table 542 connected with the driving shaft 9 can be driven to rotate by the two second rotary tables 543, can drive leading transmission shaft 4 and the side transmission shaft 8 of putting through drive shaft 9 this moment and rotate, realize multidirectional output transmission structure, for the planet steel ball reduction gear of traditional multidirectional output shaft, this reduction gear is provided with connecting seat 5, adopt the joint structure between hemisphere 544 and the half arc recess 545, replace traditional bevel gear meshing connection structure, the problem of bevel gear tooth's socket wearing and tearing easily and having reduced meshing connection stability has effectively been solved, and the block between hemisphere 544 and the half arc recess 545 is connected, the dead probability of card appears when first carousel 542 rotates with second carousel 543 reduction, stability when the reduction gear uses has been improved greatly.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The planetary steel ball speed reducer with the multidirectional output shafts comprises a base plate (1) and is characterized in that a speed reducer body (10) is fixedly mounted at the top end of the base plate (1), a driving shaft (9) is rotatably mounted at one end of the speed reducer body (10), two first supporting frames (2) and two second supporting frames (3) are fixedly mounted at the top end of the base plate (1), a top plate (7) is fixedly mounted at the top ends of the first supporting frames (2) and the second supporting frames (3) together, a connecting seat (5) is fixedly mounted between the base plate (1) and the top plate (7) together, one end, far away from the speed reducer body (10), of the driving shaft (9) is inserted into the connecting seat (5) and is rotatably connected with the connecting seat, two side transmission shafts (8) are rotatably mounted on the connecting seat (5), one end, far away from the driving shaft (9), of the connecting seat (5) is rotatably mounted with a front transmission shaft (4), four limiting assemblies (6) are fixedly mounted between the base plate (1) and the top plate (7), and the driving shaft (9), the front transmission shaft (4) and the side transmission shaft (8) are rotatably connected with the limiting assemblies (6) which are arranged in a matched mode;

it has cavity (53) to open the chisel in connecting seat (5), fixed mounting has drive assembly (54) in cavity (53), drive assembly (54) are including built-in positioning seat (541), built-in positioning seat (541) fixed mounting is in cavity (53), it installs two first carousel (542) and two second carousel (543) to rotate on built-in positioning seat (541), two first carousel (542) all is located the position between two second carousel (543), every equal fixed mounting has a plurality of hemispheroids (544) on first carousel (542), every all chisel on second carousel (543) and have a plurality of half arc recess (545), every hemisphere (544) all imbed in the half arc recess (545) that the phase-match set up and are connected rather than the block.

2. A planetary steel ball speed reducer with multi-directional output shaft according to claim 1, characterized in that: the upper surface fixed mounting of connecting seat (5) has two first dead levers (51), two the top of first dead lever (51) all with roof (7) fixed connection, the lower fixed mounting of connecting seat (5) has two first bracing pieces (52), two the bottom of first bracing piece (52) all with base plate (1) fixed connection.

3. A planetary steel ball speed reducer with multi-directional output shaft according to claim 1, characterized in that: every spacing subassembly (6) all includes limiting plate (61), every the equal fixed mounting of upper surface of limiting plate (61) has second dead lever (63), every the top of second dead lever (63) all with roof (7) fixed connection, every the equal fixed mounting of lower surface of limiting plate (61) has second bracing piece (65), every the bottom of second bracing piece (65) all with base plate (1) fixed connection.

4. A planetary steel ball speed reducer with multi-directional output shaft according to claim 3, characterized in that: every equal fixed mounting has bearing (64) in limiting plate (61), every all cut two circular mouths (62) of wearing on limiting plate (61).

5. A planetary steel ball speed reducer with multi-directional output shaft according to claim 1, characterized in that: one end that reduction gear body (10) were kept away from in drive shaft (9) inserted cavity (53) and with first carousel (542) fixed connection that the phase-match set up, the one end of leading transmission shaft (4) insert in cavity (53) and with first carousel (542) fixed connection that the phase-match set up, every the one end of side-mounted transmission shaft (8) all inserts in cavity (53) and with second carousel (543) fixed connection that the phase-match set up.

6. A planetary steel ball speed reducer with multi-directional output shaft according to claim 1, characterized in that: and one ends of the driving shaft (9), the front transmission shaft (4) and the side transmission shaft (8) close to the connecting seat (5) penetrate through bearings (64) which are arranged in a matched mode and are connected with the side transmission shaft in a rotating mode.