CN214221954U

CN214221954U - High-precision servo gear speed reducer

Info

Publication number: CN214221954U
Application number: CN202022930898.6U
Authority: CN
Inventors: 陈洪良
Original assignee: Di Yue Precision Technology Suzhou Co ltd
Current assignee: Di Yue Precision Technology Suzhou Co ltd
Priority date: 2020-12-07
Filing date: 2020-12-07
Publication date: 2021-09-17
Anticipated expiration: 2030-12-07

Abstract

The utility model discloses a high accuracy servo gear speed reducer belongs to speed reducer equipment technical field, include input shaft (1) that links to each other with external drive mechanism, locate inside transmission shaft (6) and output axle bed (8) of speed reducer, input shaft (1) tip is equipped with first bevel gear (2), a pot head of transmission shaft (6) is equipped with second bevel gear (3), second bevel gear (3) link to each other with first bevel gear (2) meshing, it is equipped with first gear (4) still to overlap on transmission shaft (6), link to each other through connecting portion (7) between output axle bed (8) and the speed reducer casing, the cover is equipped with second gear (5) on output axle bed (8), first gear (4) are located directly over second gear (5) and are linked to each other with second gear (5) meshing. This kind of high accuracy servo gear speed reducer can effectively improve the precision of speed reducer, and overall structure is simple moreover, and equipment volume is less, the installation of being convenient for is used.

Description

High-precision servo gear speed reducer

Technical Field

The utility model belongs to the technical field of speed reducer equipment, specifically, relate to a high accuracy servo gear speed reducer.

Background

The gear reducer is generally used for low-rotating-speed and high-torque transmission equipment, and the common reducer of the motor also has several pairs of gears with the same principle to achieve an ideal speed reduction effect, wherein the ratio of the number of the teeth of the large gear to the number of the teeth of the small gear is the transmission ratio. Along with the continuous development of the speed reducer trade, more and more enterprises have used the speed reducer, and the speed reducer has following advantage: 1. the space is saved, the device is reliable and durable, and the overload capacity is high; 2. the energy consumption is low, the performance is excellent, and the efficiency of the speed reducer reaches more than 95 percent; 3. the vibration is small, the noise is low, and the energy is saved; 4. through precision machining, the requirements of shaft parallelism and a positioning bearing are ensured, and the speed reducer forming the bevel gear transmission assembly is provided with various motors to combine electromechanical integration, so that the use quality characteristic of a product is completely ensured.

In order to improve the speed reduction efficiency, the speed reducer in the prior art generally adopts a multi-stage transmission structure, but the precision of the speed reducer is reduced by adopting the multi-stage transmission structure; but also the integral structure of the speed reducer is more complex, and the equipment volume is larger.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a high accuracy servo gear reducer, this kind of high accuracy servo gear reducer can effectively improve the precision of speed reducer, and overall structure is simple moreover, and equipment volume is less, the installation of being convenient for is used.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a high accuracy servo gear speed reducer, includes the input shaft that links to each other with external drive mechanism, locates the inside transmission shaft and the output axle bed of speed reducer, the input shaft tip is equipped with first bevel gear, a transmission shaft pot head is equipped with the second bevel gear, the second bevel gear links to each other with the meshing of first bevel gear, still the cover is equipped with first gear on the transmission shaft, link to each other through connecting portion between output axle bed and the speed reducer casing, the cover is equipped with the second gear on the output axle bed, first gear is located directly over the second gear and is linked to each other with the meshing of second gear. The whole speed reducer is in transmission connection with the input shaft and the output shaft seat through the gears respectively arranged at the two ends of one transmission shaft, so that the structure of the speed reducer is simplified, the size of the whole equipment is smaller, and the installation and the use are convenient; and the precision error in the multistage transmission process can be reduced, the precision of the speed reducer is improved, the output shaft seat can be connected with a single shaft or double shafts through the hollow shaft, the speed reducer can be used in cooperation with different use scenes, and the utilization rate of equipment is improved.

Further, the input shaft is sleeved with a first bearing.

Further, a second bearing is sleeved at the end, connected with the second bevel gear, of the transmission shaft.

Furthermore, a third bearing is sleeved outside the end, connected with the first gear, of the transmission shaft. The first bearing, the second bearing and the third bearing can enable the corresponding rotating shafts connected with the first bearing, the second bearing and the third bearing to rotate more smoothly, so that the precision of the speed reducer is further improved.

Furthermore, a first oil seal is arranged at the joint of the first bearing and the lower part of the speed reducer casing, and the first oil seal is sleeved on the outer side of the input shaft.

Furthermore, a second oil seal is arranged between one end of the output shaft seat and the casing, and the second oil seal is sleeved on the outer side of the output shaft seat.

Furthermore, a third oil seal is arranged between the other end of the output shaft seat and the casing, and the third oil seal is sleeved on the outer side of the output shaft seat. First oil blanket, second oil blanket and third oil blanket can strengthen the inside leakproofness of speed reducer, prevent that the foreign matter from getting into the inside motion precision that influences the speed reducer of speed reducer.

Has the advantages that: compared with the prior art, the utility model has the advantages of it is following: the utility model provides a high-precision servo gear speed reducer, the whole speed reducer is connected with an input shaft and an output shaft seat through the gears respectively arranged at the two ends of a transmission shaft, the structure of the speed reducer is simplified, the whole equipment has smaller volume and is convenient to install and use; and the precision error in the multistage transmission process can be reduced, the precision of the speed reducer is improved, the output shaft seat can be connected with a single shaft or double shafts through the hollow shaft, the speed reducer can be used in cooperation with different use scenes, and the utilization rate of equipment is improved.

Drawings

Fig. 1 is the utility model discloses a high accuracy servo gear reducer structure chart.

In the figure: the device comprises an input shaft 1, a first bevel gear 2, a second bevel gear 3, a first gear 4, a second gear 5, a transmission shaft 6, a connecting part 7, an output shaft seat 8, a first bearing 9, a second bearing 10, a third bearing 11, a first oil seal 12, a second oil seal 13 and a third oil seal 14.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The invention will be further elucidated with reference to the drawings and the embodiments.

Example 1

As shown in fig. 1, a high accuracy servo gear speed reducer, include the input shaft 1 that links to each other with outside actuating mechanism, locate inside transmission shaft 6 and the output shaft seat 8 of speed reducer, input shaft 1 tip is equipped with

first bevel gear

2, 6 pot heads of transmission shaft are equipped with second bevel gear 3, second bevel gear 3 links to each other with the meshing of first bevel gear 2, it is equipped with first gear 4 still to overlap on the transmission shaft 6, link to each other through connecting portion 7 between output shaft seat 8 and the speed reducer casing, the cover is equipped with second gear 5 on the output shaft seat 8, first gear 4 is located directly over second gear 5 and is linked to each other with the meshing of second gear 5.

Example 2

As shown in fig. 1, a high-precision servo gear reducer comprises an input shaft 1 connected with an external driving mechanism, a transmission shaft 6 and an output shaft seat 8, wherein the transmission shaft 6 and the output shaft seat 8 are arranged in the reducer, a first bearing 9 is sleeved outside the input shaft 1, a first oil seal 12 is arranged at the joint of the first bearing 9 and the lower part of a reducer casing, the first oil seal 12 is sleeved outside the input shaft 1, a first bevel gear 2 is arranged at the end part of the input shaft 1, a second bevel gear 3 is sleeved at one end of the transmission shaft 6, a second bearing 10 is sleeved outside the end where the transmission shaft 6 is connected with the second bevel gear 3, the second bevel gear 3 is meshed with the first bevel gear 2, a first gear 4 is further sleeved on the transmission shaft 6, a third bearing 11 is sleeved outside the end where the transmission shaft 6 is connected with the first gear 4, and the output shaft seat 8 is connected with the reducer casing through a connecting part 7, the output shaft seat 8 is sleeved with a second gear 5, and the first gear 4 is arranged right above the second gear 5 and is meshed with the second gear 5; a second oil seal 13 is arranged between one end of the output shaft seat 8 and the casing, the second oil seal 13 is sleeved on the outer side of the output shaft seat 8, a third oil seal 14 is arranged between the other end of the output shaft seat 8 and the casing, and the third oil seal 14 is sleeved on the outer side of the output shaft seat 8.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications can be made without departing from the principles of the present invention, and these modifications should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a high accuracy servo gear reducer which characterized in that: include input shaft (1) that links to each other with external drive mechanism, locate inside transmission shaft (6) and output axle bed (8) of speed reducer, input shaft (1) tip is equipped with first bevel gear (2), a pot head of transmission shaft (6) is equipped with second bevel gear (3), second bevel gear (3) link to each other with first bevel gear (2) meshing, it is equipped with first gear (4) still to overlap on transmission shaft (6), link to each other through connecting portion (7) between output axle bed (8) and the speed reducer casing, the cover is equipped with second gear (5) on output axle bed (8), first gear (4) are located directly over second gear (5) and are linked to each other with second gear (5) meshing.

2. The high-precision servo gear reducer according to claim 1, wherein: the input shaft (1) is sleeved with a first bearing (9).

3. The high-precision servo gear reducer according to claim 1, wherein: and a second bearing (10) is sleeved at the connecting end of the transmission shaft (6) and the second bevel gear (3).

4. A high precision servo gear reducer according to claim 3 wherein: and a third bearing (11) is sleeved at the connecting end of the transmission shaft (6) and the first gear (4).

5. The high-precision servo gear reducer according to claim 2, wherein: the first bearing (9) is provided with a first oil seal (12) at the joint below the speed reducer casing, and the first oil seal (12) is sleeved on the outer side of the input shaft (1).

6. The high-precision servo gear reducer according to claim 1 or 5, wherein: and a second oil seal (13) is arranged between one end of the output shaft seat (8) and the machine shell, and the second oil seal (13) is sleeved on the outer side of the output shaft seat (8).

7. The high-precision servo gear reducer according to claim 6, wherein: and a third oil seal (14) is arranged between the other end of the output shaft seat (8) and the casing, and the third oil seal (14) is sleeved on the outer side of the output shaft seat (8).