CN218267139U

CN218267139U - Face gear transmission structure convenient to dismouting

Info

Publication number: CN218267139U
Application number: CN202222557425.5U
Authority: CN
Inventors: 华清
Original assignee: Suzhou Jiebao Electric Technology Co ltd
Current assignee: Suzhou Jiebao Electric Technology Co ltd
Priority date: 2022-09-27
Filing date: 2022-09-27
Publication date: 2023-01-10
Anticipated expiration: 2032-09-27

Abstract

The utility model discloses a face gear drive structure convenient to dismouting belongs to mechanical transmission technical field, including last casing and lower casing, be provided with the transmission shaft between last casing and the lower casing, the position that the outer wall of transmission shaft is located the inside of casing is provided with the gear wheel, the position that the outer wall of transmission shaft is close to the upper end of transmission shaft is provided with first bearing, the position that the outer wall of transmission shaft is close to the lower extreme of transmission shaft is provided with the second bearing, the position that lies in the both sides of first bearing in the top casing is provided with first screw, the position all around of lower casing is provided with the second screw, the bearing room has been seted up to the downside intermediate position of top casing, two screw holes of symmetric distribution have been seted up to the position that the downside of top casing lies in the both sides of bearing room. Therefore, the utility model discloses processing technology is simple, and the precision is high, and is with low costs, assembly process is simple, the easy management and control of size.

Description

Face gear transmission structure convenient to dismouting

Technical Field

The utility model relates to a transmission structure especially relates to a face gear drive structure convenient to dismouting, belongs to mechanical transmission technical field.

Background

The reducer is an independent part consisting of gear transmission, worm transmission and gear-worm transmission enclosed in a rigid shell, and is commonly used as a speed reduction transmission device between a prime mover and a working machine. The function of matching the rotation speed and transmitting the torque between the prime mover and the working machine or the actuating mechanism is very widely applied to modern machines.

The existing surface gear transmission on the market has the defects that the installation mode of a large gear is complex, the installation distance needs to be controlled to ensure stable transmission torque, and the noise is reduced. Generally, there are 6 relevant parts on the size chain, and the part that needs control is many, and the complexity of part design, the installation technology is loaded down with trivial details, and the cost of part processing management and control is high.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a face gear drive structure convenient to dismouting, this face gear drive structure can realize that the assembly is simple, and the processing cost is low, and simple process has solved the complicacy of spare part design among the prior art, and the installation technology is loaded down with trivial details, the technical problem with high costs of spare part processing management and control.

In order to solve the problems, the following technical scheme is provided:

a face gear transmission structure convenient to disassemble and assemble is designed and comprises an upper machine shell and a lower machine shell, a transmission shaft used for speed reduction transmission is arranged between the upper machine shell and the lower machine shell, a large gear is arranged at the position, located inside the upper machine shell, of the outer wall of the transmission shaft, the large gear is matched with the small gear to carry out speed reduction transmission, a first bearing used for rotating the transmission shaft on the upper machine shell is arranged at the position, close to the upper end of the transmission shaft, of the outer wall of the transmission shaft, a second bearing used for rotating the transmission shaft on the lower machine shell is arranged at the position, close to the lower end of the transmission shaft, of the outer wall of the transmission shaft, first screws used for first bearing fastening are arranged at the positions, located on two sides of the first bearing, of the upper machine shell, second screws used for connecting and fixing the upper machine shell and the lower machine shell are arranged at the periphery of the lower machine shell, and an input end is arranged on one side of the upper machine shell.

Furthermore, a bearing chamber is formed in the middle of the lower side face of the upper shell, screw holes are formed in the positions, located on the two sides of the bearing chamber, of the lower side face of the upper shell, and the first bearing is fixed in the bearing chamber through the first screws in a compression mode.

Further, the first bearing is located in the bearing chamber, the first screw is screwed in the screw hole, and the first bearing is pressed in the bearing chamber through the first screw.

Furthermore, the outer side positions of the upper shell and the lower shell are provided with corresponding screw columns, the second screws are connected in the screw columns, and the upper shell and the lower shell are combined together through the second screws.

Furthermore, an orifice through which the first screw passes is formed in the gearwheel, and the first screw is conveniently screwed and fixed through the orifice.

Furthermore, the first bearing is located in the upper machine shell, the second bearing is located in the lower machine shell, and the transmission shaft is movably mounted between the upper machine shell and the lower machine shell through the first bearing and the second bearing.

Furthermore, the input end is provided with a pinion, the pinion is meshed with the gearwheel, and the meshing transmission of the pinion and the gearwheel carries out speed reduction transmission.

Compared with the prior art, the beneficial effects of the utility model reside in that:

for driven speed reduction structure, the quantity of transmission shaft and the relevant spare part of gear wheel mounting distance reduces 3 from traditional 6 in this application, the transmission shaft need not be done step (or installation retaining ring), reduce the length of size chain, reduce the processing degree of difficulty of spare part, improve the qualification rate of product, reduce the degree of difficulty of processing technology, high accuracy, and is with low costs, it is simple and convenient to close the lid mode from top to bottom during gear wheel installation, can make things convenient for the installation of gear wheel to dismantle, whole transmission structure assembly process is simple in this application, the easy management and control of size.

Specific embodiments of the present invention are disclosed in detail with reference to the following description and the accompanying drawings, which specify the manner in which the principles of the invention may be employed. It should be understood that the embodiments of the present invention are not so limited in scope. The embodiments of the invention include many variations, modifications and equivalents within the spirit and scope of the appended claims.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic overall structural view of a preferred embodiment of a face gear transmission structure convenient for disassembly and assembly according to the present invention;

fig. 2 is a partial cross-sectional view of a preferred embodiment of a face gear transmission structure according to the present invention, which is easy to disassemble and assemble;

fig. 3 is a partial schematic structural view of a preferred embodiment of a face gear transmission structure convenient for disassembly and assembly according to the present invention;

fig. 4 is a schematic structural view of a large gear of a preferred embodiment of a face gear transmission structure convenient for disassembly and assembly according to the present invention;

fig. 5 is a schematic structural view of an upper housing according to a preferred embodiment of the present invention, which is a face gear transmission structure convenient for disassembly and assembly.

In the figure: 1. an upper housing; 11. a bearing chamber; 12. screw holes; 2. a lower housing; 3. a drive shaft; 4. a bull gear; 5. a first bearing; 6. a second bearing; 7. a first screw; 8. a second screw; 9. and an input end.

Detailed Description

In order to make the utility model realize, the technical means, the creation characteristics, the achievement purpose and the efficacy are easy to understand and understand, the utility model is further explained by combining the specific implementation mode.

As shown in fig. 1 to 5, in the face gear transmission structure convenient to disassemble and assemble provided in this embodiment, an upper casing 1 and a lower casing 2 are used for protecting a transmission shaft 3, the transmission shaft 3 is disposed between the upper casing 1 and the lower casing 2, the transmission shaft 3 is used as an output shaft for outputting power, a large gear 4 is disposed at a position, inside the upper casing 1, on an outer wall of the transmission shaft 3, and the large gear 4 is used for transmission, a first bearing 5 is disposed at a position, close to an upper end of the transmission shaft 3, on an outer wall of the transmission shaft 3, a second bearing 6 is disposed at a position, close to a lower end of the transmission shaft 3, on the outer wall of the transmission shaft 3, the first bearing 5 and the second bearing 6 are used for rotation of the transmission shaft 3, first screws 7 are disposed at positions, located at two sides of the first bearing 5, in the upper casing 1, the first screws 7 are used for pressing and fixing the first bearing 5 in the upper casing 1, second screws 8 are disposed at positions around the lower casing 2, the second screws 8 are used for connecting and fixing the upper casing 1 and the lower casing 2, an input end 9 is disposed at one side of the upper casing 1, and the input end 9 is used for connecting an input end.

Preferably, a bearing chamber 11 for mounting the first bearing 5 is formed in the middle of the lower side surface of the upper housing 1, the bearing chamber 11 is used for mounting the first bearing 5, so that the transmission shaft 3 can rotate in the upper housing 1 through the first bearing 5, and screw holes 12 for pressing the first bearing 5 against the bearing chamber 11 are formed in two sides of the bearing chamber 11.

Preferably, the first bearing 5 is pressed in the bearing chamber 11 by the first screw 7, and the first bearing 5 is fixed by the first screw 7.

Preferably, the second screws 8 are screwed into corresponding screw posts on the outer sides of the upper casing 1 and the lower casing 2, so that the upper casing 1 and the lower casing 2 are combined together by the second screws 8.

Preferably, the large gear 4 is provided with an opening for the first screw 7 to pass through, and the first screw 7 for pressing the first bearing 5 passes through the opening on the large gear 4 for installation.

Preferably, the first bearing 5 is located in the upper housing 1, the second bearing 6 is located in the lower housing 2, and the transmission shaft 3 is movably mounted between the upper housing 1 and the lower housing 2 through the first bearing 5 and the second bearing 6.

Preferably, the input end 9 is provided with a pinion, the pinion is meshed with the bull gear 4, the whole section of the input end 9 is in a conical structure, the input end 9 is transversely arranged on one side of the upper machine shell 1, the pinion on the input end 9 is meshed with the bull gear 4, and transverse power on the input end 9 is transmitted to the vertical transmission shaft 3 through the meshed pinion and the meshed bull gear 4.

The utility model discloses an application principle and use flow: the first bearing 5 is pressed into a bearing chamber 11 of the upper casing 1, a first screw 7 penetrates through an orifice on a large gear 4 of a transmission shaft 3 and is screwed into a screw hole 12, so that the first screw 7 presses the first bearing 5 into the upper casing 1, the second bearing 6 is installed in the lower casing 2 in the same way, in the installation process, the first bearing 5 and the second bearing 6 are pressed into the transmission shaft 3, the large gear 4, the first bearing 5 and the second bearing 6 are pressed into the transmission shaft 3 in sequence, the size of the upper casing 1 is larger than that of the lower casing 2, the large gear 4 is pressed into a part of the transmission shaft 3 which is positioned in the upper casing 1, the first bearing 5 and the transmission shaft 3 are in interference fit, the large gear 4 and the transmission shaft 3 can be in interference fit or in key connection, the upper casing and the lower casing are closed, the upper casing and the lower casing are connected and fixed by the second screw 8, the upper casing 1 and the lower casing 2, the small gear is installed on an input end 9, the input end 9 is pressed onto the side surface of the upper casing 1, the input end 9 is transversely arranged on one side of the upper casing 1, the small gear 9, the input end is meshed with the small gear 4, and the small gear 9, and the vertical power of the large gear is transmitted to the upper casing 3 through the large gear 3.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" 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 simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; 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.

The present invention has been described in connection with specific embodiments, but it should be clear to a person skilled in the art that these descriptions are intended to be illustrative and not limiting to the scope of the invention. Various modifications and alterations of this invention will become apparent to those skilled in the art based upon the spirit and principles of this invention, and such modifications and alterations are also within the scope of this invention.

Claims

1. The utility model provides a face gear drive structure convenient to dismouting, its characterized in that, includes upper enclosure (1) and lower casing (2), be provided with transmission shaft (3) between upper enclosure (1) and lower casing (2), the position that the outer wall of transmission shaft (3) is located the inside of upper enclosure (1) is provided with gear wheel (4), the position that the outer wall of transmission shaft (3) is close to the upper end of transmission shaft (3) is provided with first bearing (5), the position that the outer wall of transmission shaft (3) is close to the lower extreme of transmission shaft (3) is provided with second bearing (6), the position that is located the both sides of first bearing (5) in upper enclosure (1) is provided with first screw (7), the position all around of lower casing (2) is provided with second screw (8), one side of upper enclosure (1) is provided with input end (9).

2. The face gear transmission structure convenient for assembly and disassembly according to claim 1, wherein a bearing chamber (11) is formed in the middle of the lower side surface of the upper housing (1), and screw holes (12) are formed in the lower side surface of the upper housing (1) at positions on two sides of the bearing chamber (11).

3. A face gear transmission structure facilitating disassembly and assembly according to any of claims 1-2, characterised in that the first bearing (5) is located in a bearing chamber (11), the first screw (7) is screwed into a screw hole (12), and the first bearing (5) is pressed in the bearing chamber (11) by the first screw (7).

4. The face gear transmission structure convenient for disassembly and assembly according to claim 1, wherein the outer side positions of the upper casing (1) and the lower casing (2) are provided with corresponding screw columns, the second screws (8) are connected in the screw columns, and the upper casing (1) and the lower casing (2) are combined together through the second screws (8).

5. The face gear transmission structure convenient to disassemble and assemble as claimed in claim 1, wherein the large gear (4) is provided with an opening for the first screw (7) to pass through.

6. A face gear transmission structure convenient for disassembly and assembly according to claim 1, wherein the first bearing (5) is located in the upper casing (1), the second bearing (6) is located in the lower casing (2), and the transmission shaft (3) is movably installed between the upper casing (1) and the lower casing (2) through the first bearing (5) and the second bearing (6).

7. A face gear transmission structure convenient for disassembly and assembly as claimed in claim 1, wherein the input end (9) is provided with a small gear, and the small gear is meshed with the big gear (4).