CN211398341U

CN211398341U - Low-cost simple tooth-shaped coupling

Info

Publication number: CN211398341U
Application number: CN201922303308.4U
Authority: CN
Inventors: 马立成
Original assignee: Jiangsu Teckman Transmission Equipment Co ltd
Current assignee: Jiangsu Teckman Transmission Equipment Co ltd
Priority date: 2019-12-19
Filing date: 2019-12-19
Publication date: 2020-09-01
Anticipated expiration: 2029-12-19

Abstract

The utility model discloses a low-cost simple tooth-shaped coupler, which comprises a left rotating shaft, a right rotating shaft, external gears, a gear sleeve, an internal gear groove, a spacing plate, a positioning hole, a positioning bolt, a packaging plate, a fixing screw and a gasket, wherein the left rotating shaft and the right rotating shaft are respectively arranged at two sides of the gear sleeve, the left rotating shaft and the right rotating shaft are both provided with integrally formed external gears, the two ends of the gear sleeve are respectively provided with an internal tooth groove which is meshed with the two external gears correspondingly, the middle part of the gear sleeve is provided with the spacing baffle, and the two ends of the gear sleeve are respectively provided with the packaging plate simultaneously, the novel low-cost simple tooth-shaped coupler has the advantages that the integral gear sleeve and the packaging plate are made of nylon materials, thereby greatly reducing the economic cost, and the nylon gear sleeve can effectively realize flexible transmission and also can compensate the deviation of axial direction, radial direction and angle, and has good mechanical, the axial insertion assembly is adopted, so that maintenance-free operation can be realized, and the use is extremely simple and convenient.

Description

Low-cost simple tooth-shaped coupling

Technical Field

The utility model relates to a shaft coupling technical field especially relates to a low-cost simple and easy tooth profile coupling.

Background

The coupling is a device for connecting two shafts or a shaft and a rotating part, rotating together in the process of transmitting motion and power and not separating under normal conditions. Sometimes it is used as a safety device to prevent the coupled machine parts from bearing excessive load, and it plays the role of overload protection.

The existing elastic coupling for simple connection has the problems of high economic cost and inconvenient installation and use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a simple and easy tooth profile coupling of low cost to solve the problem that proposes among the above-mentioned background art.

The purpose of the utility model is realized by the following technical proposal: the utility model provides a low-cost simple and easy profile of tooth shaft coupling, includes left pivot, right pivot, external gear, tooth cover, interior tooth's socket, interval baffle, locating hole, positioning bolt, packaging plate, set screw and packing ring, left pivot and right pivot are installed respectively to the both sides of tooth cover, all be equipped with integrated into one piece's external gear in left pivot and the right pivot, be equipped with in the tooth cover both ends with two the interior tooth's socket that the external gear corresponds the meshing each other, be equipped with interval baffle in the tooth cover middle part, the packaging plate is installed respectively at the both ends of tooth cover simultaneously, two the packaging plate overlaps respectively on left pivot and right pivot and is fixed with tooth cover both ends face, be equipped with a plurality of evenly distributed and be used for installing the encapsulation hole of packaging plate on the both ends face of tooth cover to encapsulate fixedly with the packaging plate through set screw, the packaging plate is equipped with the packing ring with.

Furthermore, the left rotating shaft and the right rotating shaft are respectively inserted into the two ends of the gear sleeve through the meshing action of the outer gear and the inner tooth socket to realize meshing fixation, and then the two ends are packaged by using a packaging plate.

Furthermore, the spacing baffle and the gear sleeve are of an integrally formed structure, and the spacing baffle is of an annular structure.

Furthermore, the gasket is fixedly connected with the packaging plate and is a rubber gasket.

Furthermore, the gear sleeve and the packaging plate are both made of nylon materials.

Furthermore, key grooves are formed in the central holes of the left rotating shaft and the right rotating shaft, positioning holes are correspondingly formed in the central holes, and positioning bolts with corresponding lengths are arranged in the positioning holes.

Furthermore, the design of the external gear adopts curved surface teeth

Compared with the prior art, this neotype beneficial effect is this kind of low-cost simple and easy tooth form coupling, whole tooth cover and packaging plate adopt the nylon materials to make, greatly reduced economic cost, and the nylon tooth cover can effectively realize flexible transmission, also can compensate the deviation of axial, radial, angle, has fine mechanical properties, rigidity height and high temperature resistance simultaneously, adopts the axial to insert the assembly, can realize non-maintaining, and it is extremely simple and convenient to use.

Drawings

Fig. 1 is an overall structural view of a low-cost simple tooth coupling of the present invention;

in the figure: 1. the device comprises a left rotating shaft, a right rotating shaft, 3, an outer gear, 4, a gear sleeve, 5, an inner tooth groove, 6, a spacing baffle, 7, a positioning hole, 8, a positioning bolt, 9, a packaging plate, 10, a fixing screw, 11 and a gasket.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without any creative work are within the scope of the present invention.

As shown in fig. 1, the utility model discloses a low-cost simple tooth-shaped shaft coupling, which comprises a left rotating shaft 1, a right rotating shaft 2, an external gear 3, a gear sleeve 4, an internal tooth space 5, a spacing baffle 6, a positioning hole 7, a positioning bolt 8, a packaging plate 9, a fixing screw 10 and a gasket 11, wherein the left rotating shaft 1 and the right rotating shaft 2 are respectively arranged at two sides of the gear sleeve 4, the external gear 3 which is integrally formed is respectively arranged on the left rotating shaft 1 and the right rotating shaft 2, the internal tooth spaces 5 which are correspondingly engaged with the two external gears 3 are arranged at two ends of the gear sleeve 4, the spacing baffle 6 is arranged in the middle of the gear sleeve 4, the packaging plates 9 are respectively arranged at two ends of the gear sleeve 4, the two packaging plates 9 are respectively sleeved on the left rotating shaft 1 and the right rotating shaft 2 and fixed with two end faces of the gear sleeve 4, a plurality of packaging holes which are uniformly distributed and used for mounting the packaging plates 9, the packaging plate 9 is packaged and fixed through a fixing screw 10, and a gasket 11 is arranged at the contact end of the packaging plate 9 and the rotating

shafts

1 and 2 correspondingly.

The left rotating shaft 1 and the right rotating shaft 2 are respectively inserted into two ends of the gear sleeve 4 to realize meshing fixation through the meshing action of the outer gear 3 and the inner tooth socket 5, and then the two ends are packaged by the packaging plate 9. The spacing baffle 6 and the gear sleeve 4 are of an integrally formed structure, and the spacing baffle 6 is of an annular structure. The gasket 11 is fixedly connected with the packaging plate 9, the gasket 11 is a rubber gasket, and the stability and the sealing performance of the rotating

shafts

1 and 2 can be improved through the design of the gasket 11. The gear sleeve 4 and the packaging plate 9 are both made of nylon materials. Key grooves are formed in the central holes of the left rotating shaft 1 and the right rotating shaft 2, meanwhile, the central holes are correspondingly provided with positioning holes 7, and positioning bolts 8 with corresponding lengths are arranged in the positioning holes 7. The outer gear 3 adopts a curved surface tooth design, and is directly inserted and assembled through the meshing effect of the outer gear 3 and the inner tooth socket 5 during installation, and then the packaging plate 9 is installed on two sides of the tooth sleeve 4.

According to the low-cost simple tooth-shaped coupler, the whole gear sleeve and the packaging plate are made of nylon materials, so that the economic cost is greatly reduced, the nylon gear sleeve can effectively realize flexible transmission, the axial deviation, the radial deviation and the angular deviation can be compensated, the low-cost simple tooth-shaped coupler has good mechanical performance, high rigidity and high temperature resistance, can be assembled by axial insertion, is free from maintenance and is extremely simple and convenient to use.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a low-cost simple and easy tooth profile coupling, includes left pivot (1), right pivot (2), external gear (3), tooth cover (4), interior tooth's socket (5), interval baffle (6), locating hole (7), positioning bolt (8), packaging plate (9), set screw (10) and packing ring (11), its characterized in that: a left rotating shaft (1) and a right rotating shaft (2) are respectively arranged at two sides of the gear sleeve (4), the left rotating shaft (1) and the right rotating shaft (2) are both provided with an integrally formed outer gear (3), inner tooth grooves (5) which are meshed with the two outer gears (3) correspondingly are arranged in the two ends of the gear sleeve (4), an interval baffle (6) is arranged in the middle of the gear sleeve (4), meanwhile, two ends of the gear sleeve (4) are respectively provided with a packaging plate (9), the two packaging plates (9) are respectively sleeved on the left rotating shaft (1) and the right rotating shaft (2) and are fixed with two end faces of the gear sleeve (4), a plurality of packaging holes which are uniformly distributed and used for mounting the packaging plate (9) are arranged on two end faces of the gear sleeve (4), the packaging plate (9) is packaged and fixed through a fixing screw (10), meanwhile, a gasket (11) is arranged on the packaging plate (9) corresponding to the contact ends of the rotating shafts (1 and 2).

2. A low cost simple tooth coupling as claimed in claim 1, wherein: the left rotating shaft (1) and the right rotating shaft (2) are respectively inserted into two ends of the gear sleeve (4) through the meshing action of the outer gear (3) and the inner tooth groove (5) to realize meshing fixation, and then the two ends are packaged by using a packaging plate (9).

3. A low cost simple tooth coupling as claimed in claim 1, wherein: the spacing baffle (6) and the gear sleeve (4) are of an integrally formed structure, and the spacing baffle (6) is of an annular structure.

4. A low cost simple tooth coupling as claimed in claim 1, wherein: the gasket (11) is fixedly connected with the packaging plate (9), and the gasket (11) is a rubber gasket.

5. A low cost simple tooth coupling as claimed in claim 1, wherein: the gear sleeve (4) and the packaging plate (9) are both made of nylon materials.

6. A low cost simple tooth coupling as claimed in claim 1, wherein: the center hole of the left rotating shaft (1) and the center hole of the right rotating shaft (2) are both provided with key slots, the center holes are both correspondingly provided with positioning holes (7), and positioning bolts (8) with corresponding lengths are arranged in the positioning holes (7).

7. A low cost simple tooth coupling as claimed in claim 1, wherein: the outer gear (3) adopts a curved surface tooth design.