CN212536612U

CN212536612U - Novel speed reducer

Info

Publication number: CN212536612U
Application number: CN202020640552.XU
Authority: CN
Inventors: 张春旭
Original assignee: Luoyang Demake Metallurgical Equipment Co ltd
Current assignee: Luoyang Demake Metallurgical Equipment Co ltd
Priority date: 2020-04-25
Filing date: 2020-04-25
Publication date: 2021-02-12
Anticipated expiration: 2030-04-25

Abstract

The utility model provides a novel speed reducer relates to speed reducer technical field, the power distribution box comprises a box body, the top of box is provided with a pole section of thick bamboo, top one side of a pole section of thick bamboo is provided with the round nut, inside one side of box is provided with the output shaft sleeve, the telescopic top of output shaft is provided with the parallel key, the top of parallel key is provided with the oil blanket seat, top one side of oil blanket seat is provided with the sleeve body, one side of sleeve body is provided with gets rid of the mud pan, the opposite side of sleeve body is provided with the oil blanket and keeps off the ring, one side of a pole section of thick bamboo is provided with rings, the opposite side of a pole section of thick bamboo is provided with the jackshaft upper cover, one side of. The problem of current speed reducer when using, because its output shaft accumulation gear return difference can not reach the requirement when using for a long time, single stage drive gear's clearance is great simultaneously, is unfavorable for increasing the life of speed reducer is solved.

Description

Novel speed reducer

Technical Field

The utility model relates to a speed reducer field especially relates to a novel speed reducer.

Background

The retarder serves to match the rotational speed and the transmission torque between the prime mover and the working machine or the actuator, the reducer is widely applied in modern machinery, can be divided into two categories of a general reducer and a special reducer according to the application, the design, the manufacture and the use characteristics of the general reducer and the special reducer are different, the reducer is an independent closed transmission device between a prime motor and a working machine and is used for reducing the rotating speed and increasing the torque so as to meet the working requirement, the speed reducer is also used for speed increasing in some occasions, and is called as a speed increaser, when the speed reducer is selected, the most suitable speed reducer is selected according to the selection conditions of a working machine, technical parameters, the performance of a power machine, economy and other factors and compared with the overall dimension, the transmission efficiency, the bearing capacity, the quality, the price and the like of different types and varieties of speed reducers, and the speed reducer is a relatively precise machine and is used for reducing the rotating speed and increasing the torque.

When the existing speed reducer is used, the accumulated gear return difference of an output shaft of the existing speed reducer cannot meet the requirement when the existing speed reducer is used for a long time, and meanwhile, the gap of a single-stage transmission gear is large, so that the service life of the speed reducer is not prolonged, and the long-term use of the speed reducer is not facilitated.

Disclosure of Invention

Technical problem to be solved

The utility model provides a novel speed reducer possesses good speed reduction or acceleration rate function and longer life's advantage, has solved the shorter problem of life of current speed reducer.

(II) technical scheme

For the purpose of realizing above-mentioned good function and the longer life of speed reduction or acceleration rate, the utility model provides a following technical scheme: the utility model provides a novel speed reducer, the power distribution box comprises a box body, the top of box is provided with a pole section of thick bamboo, top one side of a pole section of thick bamboo is provided with the round nut, inside one side of box is provided with the output shaft sleeve, the telescopic top of output shaft is provided with the parallel key, the top of parallel key is provided with the oil blanket seat, top one side of oil blanket seat is provided with the sleeve body, one side of sleeve body is provided with gets rid of the mud tray, the opposite side of sleeve body is provided with the oil blanket and keeps off the ring.

Preferably, one side of a pole section of thick bamboo is provided with rings, the opposite side of a pole section of thick bamboo is provided with the jackshaft upper cover, one side of jackshaft upper cover is provided with socket head cap screw No. one, one side of box and the one side that is located the jackshaft upper cover are provided with the oil pointer, one side of box and the below that is located the oil pointer are provided with the through pipe joint.

Preferably, an outer hexagonal plug screw is arranged on one side of the bottom of the box body, and a second inner hexagonal screw is arranged on one side, located on the outer hexagonal plug screw, of the bottom of the box body.

Preferably, the rod barrel is made of 42CrMo steel, has high strength and toughness, good hardenability, no obvious temper brittleness, high fatigue limit and multiple impact resistance after quenching and tempering, and good low-temperature impact toughness.

Preferably, the axle center of the mud throwing disc is rotationally connected with the two sides of the inner surface of the box body, and the mud throwing disc is matched with the oil seal retaining ring.

Preferably, the number of the lifting rings is four, the number of the straight-through pipe joints is two, and one end of each straight-through pipe joint is provided with an external thread.

Preferably, the size of the socket head cap screw number one is M16 × 60, the size of the socket head cap screw number two is M12 × 35, and the size of the socket head cap screw plug is M24 × 2.

(III) advantageous effects

Compared with the prior art, the utility model provides a novel speed reducer possesses following beneficial effect:

the utility model discloses in the speed reducer that proposes, realize can increasing the life of speed reducer, increase the effect that the speed reducer lasts the use, contain following technical requirement simultaneously:

1. the accumulated gear return difference of the output shaft is less than or equal to 0.1mm (D =258 mm);

2. the clearance of the single-stage transmission gear is less than or equal to 0.05 mm.

Drawings

Fig. 1 is a schematic view of the overall structure of a novel speed reducer provided by the present invention;

fig. 2 is a schematic top view of a structure of a novel speed reducer provided by the present invention;

fig. 3 is a schematic bottom view of the novel speed reducer according to the present invention;

fig. 4 is a schematic side view of the structure of the novel speed reducer provided by the present invention.

Illustration of the drawings:

1. a box body; 2. a barrel; 3. a round nut; 4. an output shaft sleeve; 5. a flat bond; 6. an oil seal seat; 7. a sleeve body; 8. a mud throwing disc; 9. an oil seal retaining ring; 10. a hoisting ring; 11. an upper cover of the intermediate shaft; 12. a first socket head cap screw; 13. oil marks; 14. a straight pipe joint; 15. an outer hexagonal plug screw; 16. and a second socket head cap screw.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-4, a novel speed reducer comprises a box body 1, wherein a rod barrel 2 is arranged at the top of the box body 1, a round nut 3 is arranged on one side of the top of the rod barrel 2, an output shaft sleeve 4 is arranged on one side of the inside of the box body 1, a flat key 5 is arranged at the top of the output shaft sleeve 4, an oil seal seat 6 is arranged at the top of the flat key 5, a sleeve body 7 is arranged on one side of the top of the oil seal seat 6, a mud throwing disc 8 is arranged on one side of the sleeve body 7, and an oil seal retaining ring 9 is arranged on the other.

Further, one side of the rod barrel 2 is provided with a lifting ring 10, the other side of the rod barrel 2 is provided with an intermediate shaft upper cover 11, one side of the intermediate shaft upper cover 11 is provided with a first hexagon socket head cap screw 12, one side of the box body 1 and the side located on the intermediate shaft upper cover 11 are provided with an oil pointer 13, and one side of the box body 1 and the side located below the oil pointer 13 are provided with a straight pipe joint 14.

Further, an outer hexagonal plug screw 15 is arranged on one side of the bottom of the box body 1, and a second inner hexagonal screw 16 is arranged on one side of the bottom of the box body 1, which is located on the outer hexagonal plug screw 15.

Furthermore, the rod barrel 2 is made of 42CrMo steel, has high strength and toughness, good hardenability, no obvious temper brittleness, higher fatigue limit and multiple impact resistance after quenching and tempering, and good low-temperature impact toughness.

Furthermore, the axle center of the mud throwing disk 8 is rotationally connected with the two sides of the inner surface of the box body 1, and the mud throwing disk 8 is matched with the oil seal retaining ring 9.

Further, the number of the hanging rings 10 is four, the number of the through pipe joints 14 is two, and one end of the through pipe joint 14 is provided with an external thread.

Further, the size of the socket head cap screw 12 is M16 × 60, the size of the socket head cap screw 16 is M12 × 35, and the size of the socket head cap screw 15 is M24 × 2.

The utility model discloses a theory of operation and technical parameter:

1. input rotation speed: 169 rpm;

2. reduction ratio: 5.6: 1;

3. maximum output torque: 10637.6 Nm;

4. the input spline parameters are referenced to the corresponding hydraulic motor output shaft splines.

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.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel speed reducer, includes box (1), its characterized in that: the top of box (1) is provided with a pole section of thick bamboo (2), top one side of pole section of thick bamboo (2) is provided with round nut (3), inside one side of box (1) is provided with output shaft sleeve (4), the top of output shaft sleeve (4) is provided with parallel key (5), the top of parallel key (5) is provided with oil blanket seat (6), top one side of oil blanket seat (6) is provided with sleeve body (7), one side of sleeve body (7) is provided with gets rid of mud dish (8), the opposite side of sleeve body (7) is provided with oil blanket retaining ring (9).

2. The novel speed reducer according to claim 1, characterized in that: one side of a pole section of thick bamboo (2) is provided with rings (10), the opposite side of a pole section of thick bamboo (2) is provided with jackshaft upper cover (11), one side of jackshaft upper cover (11) is provided with socket head cap screw (12) No. one, one side of box (1) and the one side that is located jackshaft upper cover (11) are provided with oil pointer (13), one side of box (1) and the below that is located oil pointer (13) are provided with through pipe joint (14), the size of socket head cap screw (12) is M16 x 60.

3. The novel speed reducer according to claim 1, characterized in that: an outer hexagonal plug screw (15) is arranged on one side of the bottom of the box body (1), and a second inner hexagonal screw (16) is arranged on the bottom of the box body (1) and on one side of the outer hexagonal plug screw (15).

4. The novel speed reducer according to claim 1, characterized in that: the rod barrel (2) is made of 42CrMo steel.

5. The novel speed reducer according to claim 1, characterized in that: the axle center of the mud throwing disc (8) is rotationally connected with the two sides of the inner surface of the box body (1), and the mud throwing disc (8) is matched with the oil seal retaining ring (9).

6. The novel speed reducer according to claim 2, wherein: the number of the lifting rings (10) is four, the number of the through pipe joints (14) is two, and one end of each through pipe joint (14) is provided with an external thread.

7. A novel speed reducer according to claim 3, characterized in that: the size of the second inner hexagon screw (16) is M12 multiplied by 35, and the size of the outer hexagon plug (15) is M24 multiplied by 2.