CN210196289U

CN210196289U - Elastic pin tooth type coupling

Info

Publication number: CN210196289U
Application number: CN201920937116.6U
Authority: CN
Inventors: Chunxiao Li; 李春晓; Kaiqing Zhu; 朱开青
Original assignee: Wuxi Xinyao Transmission Machinery Manufacturing Co Ltd
Current assignee: Wuxi Xinyao Transmission Machinery Manufacturing Co Ltd
Priority date: 2019-06-20
Filing date: 2019-06-20
Publication date: 2020-03-27
Anticipated expiration: 2029-06-20

Abstract

The utility model relates to the technical field of couplings, in particular to an elastic pin tooth type coupling, which comprises a fixed ring and a rotating shaft, wherein the right end surface of the rotating shaft is fixedly connected with a limit shaft, the outer side of the rotating shaft is fixedly connected with a positioning plate, the left end surface of the positioning plate is fixedly connected with a threaded rod, the outer side of the threaded rod is in threaded connection with a nut, the outer side of the rotating shaft is provided with the fixed ring, the inner side of the fixed ring is fixedly connected with a third spring, the left end surface of the third spring is fixedly connected with a push ring, the inner side of the fixed ring is fixedly connected with a positioning ring, the inner side of the positioning ring is fixedly connected with a first spring, the left end surface of the first spring is fixedly connected with an iron ring, the left end surface of the iron ring is fixedly connected with a steel ball, the rotating shaft and the fixed ring, the condition that the fixed ring is damaged is avoided.

Description

Elastic pin tooth type coupling

Technical Field

The utility model relates to a shaft coupling technical field specifically is the tooth-like shaft coupling of elasticity pin.

Background

The coupling is a device which connects two shafts or a shaft and a rotating part, rotates together in the process of transmitting motion and power and does not separate under normal conditions, and sometimes is used as a safety device for preventing the connected machine member from bearing overlarge load and playing the role of overload protection, so that the demand on the elastic pin tooth type coupling is increasing day by day.

Elastic pin tooth-like shaft coupling that exists in the existing market, when fixing the position of external pivot, can not prescribe a limit to the position of pivot, the condition that rocks appears when fixing the pivot easily to carrying out the in-process of fixing, fixed effect is relatively poor, long-time after using, the condition of separation can appear, consequently, proposes elastic pin tooth-like shaft coupling to above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an elasticity pin tooth coupling to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the elastic pin tooth type coupler comprises a fixed ring and a rotating shaft, wherein a limit shaft is fixedly connected to the right end face of the rotating shaft, a positioning plate is fixedly connected to the outer side of the rotating shaft, a threaded rod is fixedly connected to the left end face of the positioning plate, a nut is in threaded connection with the outer side of the threaded rod, a fixed ring is arranged on the outer side of the rotating shaft, a third spring is fixedly connected to the inner side of the fixed ring, a push ring is fixedly connected to the left end face of the third spring, a positioning ring is fixedly connected to the inner side of the fixed ring, a first spring is fixedly connected to the inner side of the positioning ring, an iron ring is fixedly connected to the left end face of the first spring, a steel ball is fixedly connected to the left end face of the iron ring, a magnetic ring is arranged on the inner side of the positioning ring, a second spring is fixedly connected, the right-hand member face fixedly connected with arm-tie of connecting rod, gu fixed ring's inboard threaded connection has the bolt, the right-hand member face outside threaded connection of bolt has supplementary ring.

Preferably, the steel balls and the iron ring are located on the inner side of the positioning ring, the iron ring and the steel balls are connected with the positioning ring in a sliding mode through the first spring, and the limiting shaft is located on the inner side of the iron ring.

Preferably, the magnetic ring is located on the inner side of the positioning ring, the magnetic ring is connected with the positioning ring in a sliding mode through a second spring, and the pulling plate is connected with the positioning ring in a sliding mode through a connecting rod.

Preferably, the throw-out collar is located solid fixed ring's inboard, the throw-out collar passes through third spring and solid fixed ring sliding connection, the locating plate is connected with solid fixed ring through threaded rod and nut.

Preferably, the outer diameter of the auxiliary ring is the same as the inner diameter of the fixing ring, and the auxiliary ring and the fixing ring are connected through a bolt.

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

1. in the utility model, through the iron ring, the steel ball and the first spring, when the position of the rotating shaft and the fixing ring is required to be fixed, the position of the rotating shaft can be limited firstly, and the limiting shaft can be placed at the inner side of the positioning ring, so that the position of the limiting shaft can be limited through the steel ball, the condition of shaking is avoided in the process of connecting the rotating shaft, and the connecting is more favorable;

2. the utility model discloses in, through threaded rod, nut and the locating plate that sets up, after the completion is injectd to the position of countershaft, alright with connect fixedly through threaded rod and nut to locating plate and solid fixed ring to can carry out good being connected to countershaft and solid fixed ring, avoid long-time use the condition that drops to appear, can protect solid fixed ring's position through the design of auxiliary ring simultaneously, avoid solid fixed ring the condition that damages to appear.

Drawings

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

fig. 2 is the schematic view of the mounting structure of the fixing ring of the present invention.

In the figure: 1-fixed ring, 2-bolt, 3-positioning ring, 4-pulling plate, 5-connecting rod, 6-first spring, 7-second spring, 8-iron ring, 9-magnetic ring, 10-steel ball, 11-limiting shaft, 12-rotating shaft, 13-threaded rod, 14-nut, 15-positioning plate, 16-push ring, 17-third spring and 18-auxiliary ring.

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, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution:

the elastic pin tooth type coupler comprises a fixing ring 1 and a rotating shaft 12, a limiting shaft 11 is fixedly connected to the right end face of the rotating shaft 12, a positioning plate 15 is fixedly connected to the outer side of the rotating shaft 12, a threaded rod 13 is fixedly connected to the left end face of the positioning plate 15, a nut 14 is in threaded connection with the outer side of the threaded rod 13, the fixing ring 1 is arranged on the outer side of the rotating shaft 12, a third spring 17 is fixedly connected to the inner side of the fixing ring 1, a push ring 16 is fixedly connected to the left end face of the third spring 17, a positioning ring 3 is fixedly connected to the inner side of the fixing ring 1, a first spring 6 is fixedly connected to the inner side of the positioning ring 3, an iron ring 8 is fixedly connected to the left end face of the first spring 6, a steel ball 10 is fixedly connected to the left end face of the iron ring 8, the position of, the right end face of the magnetic ring 9 is fixedly connected with a second spring 7, the right end face of the second spring 7 is fixedly connected with a positioning ring 3, the right end face of the magnetic ring 9 is fixedly connected with a connecting rod 5, the right end face of the connecting rod 5 is fixedly connected with a pulling plate 4, the inner side of the fixing ring 1 is in threaded connection with a bolt 2, and the outer side of the right end face of the bolt 2 is in threaded connection with an auxiliary ring 18.

The steel balls 10 and the iron ring 8 are both positioned on the inner side of the positioning ring 3, the iron ring 8 and the steel balls 10 are both connected with the positioning ring 3 in a sliding manner through the first spring 6, the limiting shaft 11 is positioned on the inner side of the iron ring 8, the arrangement is favorable for limiting the position of the limiting shaft 11, the magnetic ring 9 is positioned on the inner side of the positioning ring 3, the magnetic ring 9 is connected with the positioning ring 3 in a sliding manner through the second spring 7, the pull plate 4 is connected with the positioning ring 3 in a sliding manner through the connecting rod 5, the arrangement is favorable for adjusting the position of the magnetic ring 9, the push ring 16 is positioned on the inner side of the fixing ring 1, the push ring 16 is connected with the fixing ring 1 in a sliding manner through the third spring 17, the positioning plate 15 is connected with the fixing ring 1 through the threaded rod 13 and the nut 14, the arrangement is favorable for fixing the position of the rotating shaft 12, and the, the auxiliary ring 18 is connected with the fixed ring 1 through the bolts 2, and the position of the auxiliary ring 18 is fixed.

The working process is as follows: when the rotating shaft 12 and the fixing ring 1 need to be connected, firstly, the position of the auxiliary ring 18 needs to be fixed, the auxiliary ring 18 and the fixing ring 1 can be connected through the bolt 2, so that the fixing ring 1 and the positioning ring 3 can be well connected through the design of the auxiliary ring 18, the condition that the fixing ring 1 is damaged in the connecting process is avoided, then, the position of the rotating shaft 12 can be limited, the limiting shaft 11 on the right end surface of the rotating shaft 12 can be placed on the inner side of the positioning ring 3, so that the iron ring 8 and the steel balls 10 can be moved leftwards through the elastic force of the first spring 6, so that the steel balls 10 can be moved to the inner side of the limiting shaft 11, the position of the limiting shaft 11 can be limited, the condition that the steel balls shake occurs in the connecting process of the rotating shaft 12 is avoided, and after the position is limited, alright place pivot 12 in solid fixed ring 1's inboard through locating plate 15, thereby can be connected locating plate 15 and solid fixed ring 1 through threaded rod 13 and nut 14, thereby can fix the position of pivot 12, because locating plate 15 is located solid fixed ring 1's inboard, so can strengthen connecting pivot 12, avoid appearing the condition that drops, if need dismantle it, alright with separation through between nut 14 and the threaded rod 13, stimulate arm-tie 4 right simultaneously, then magnetic ring 9 just can move right, thereby can remove steel ball 10 to the right-hand member face of holding ring 3, alright take out spacing axle 11 with the inboard of holding ring 3, alright with convenient separating it, the work efficiency of improvement.

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. Elastic pin tooth-like shaft coupling, including solid fixed ring (1) and pivot (12), its characterized in that: the right end face of the rotating shaft (12) is fixedly connected with a limiting shaft (11), the outer side of the rotating shaft (12) is fixedly connected with a positioning plate (15), the left end face of the positioning plate (15) is fixedly connected with a threaded rod (13), the outer side of the threaded rod (13) is in threaded connection with a nut (14), the outer side of the rotating shaft (12) is provided with a fixing ring (1), the inner side of the fixing ring (1) is fixedly connected with a third spring (17), the left end face of the third spring (17) is fixedly connected with a push ring (16), the inner side of the fixing ring (1) is fixedly connected with a positioning ring (3), the inner side of the positioning ring (3) is fixedly connected with a first spring (6), the left end face of the first spring (6) is fixedly connected with an iron ring (8), the left end face of the iron ring (8) is fixedly connected with a steel ball (, the magnetic ring is characterized in that a second spring (7) is fixedly connected to the right end face of the magnetic ring (9), the right end face of the second spring (7) is fixedly connected with the positioning ring (3), a connecting rod (5) is fixedly connected to the right end face of the magnetic ring (9), a pulling plate (4) is fixedly connected to the right end face of the connecting rod (5), a bolt (2) is connected to the inner side of the fixing ring (1) in a threaded mode, and an auxiliary ring (18) is connected to the outer side of the right end face of the bolt (2) in a threaded mode.

2. The elastomeric pin tooth coupling of claim 1, wherein: steel ball (10) and hoop (8) all are located the inboard of holding ring (3), hoop (8) and steel ball (10) all are through first spring (6) and holding ring (3) sliding connection, spacing axle (11) are located the inboard of hoop (8).

3. The elastomeric pin tooth coupling of claim 1, wherein: the magnetic ring (9) is located on the inner side of the positioning ring (3), the magnetic ring (9) is connected with the positioning ring (3) in a sliding mode through a second spring (7), and the pull plate (4) is connected with the positioning ring (3) in a sliding mode through a connecting rod (5).

4. The elastomeric pin tooth coupling of claim 1, wherein: push ring (16) are located the inboard of solid fixed ring (1), push ring (16) are through third spring (17) and solid fixed ring (1) sliding connection, locating plate (15) are connected with solid fixed ring (1) through threaded rod (13) and nut (14).

5. The elastomeric pin tooth coupling of claim 1, wherein: the outside diameter of auxiliary ring (18) is the same with the inside diameter of solid fixed ring (1), auxiliary ring (18) is connected through bolt (2) with solid fixed ring (1).