CN211398240U - Practical planetary reducer input shaft locking device - Google Patents

Abstract

The utility model discloses a practical planetary reducer input shaft locking device, which comprises a body, the body be planetary reducer's output shaft, the body front end be the retainer plate, retainer plate and gear shaft rigid coupling, the retainer plate rear side is the clamping ring, the clamping ring front end be thin section, the rear end is thick section, the thin section of clamping ring links into an integrated entity with the rear side of body, cuts out a bar mouth on the clamping ring cross-section, cuts apart into two semi-circular shape fixed heads with the clamping ring, the bar mouth be flexible groove, the width of bar mouth is 3mm, fixed head one side open and to have the through-hole, the opposite side is opened threaded hole, the through-hole of two fixed heads corresponds with the screw hole, two fixed heads pass through bolted connection. The utility model has the advantages of simple structure, convenient use, firm fixation, high installation precision and the like.

Description

Practical planetary reducer input shaft locking device

Technical Field

The utility model relates to a planetary reducer technical field specifically is a practical planetary reducer input shaft locking device.

Background

The planetary reducer is an industrial product with wide application, can reduce the rotating speed of a motor and increase the output torque; the planetary reducer can be used as a matched component for industries such as hoisting, digging, transportation, building and the like. The internal gear of the planetary reducer is carburized, quenched and ground by adopting 20CrMnTi, and has the characteristics of small volume, light weight, high bearing capacity, long service life, stable operation, low noise, large output torque, large speed ratio, high efficiency and safe performance.

The input end of the existing planetary reducer is connected by adopting a single-sided lock catch or a key groove for fixing. Therefore, the stress is not uniform during installation, and the qualification rate is not high after the finished product is assembled.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a practical planetary reducer input shaft locking device 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 utility model provides a practical planetary reducer input shaft locking device, includes the body, the body be planetary reducer's input shaft, the body front end be the retainer plate, retainer plate and reducing gear box gear shaft rigid coupling, the retainer plate rear side is the clamping ring, the clamping ring front end be thin section, the rear end is thick section, the thin section of clamping ring links into an integrated entity with the rear side of retainer plate, cuts out a bar mouth on the clamping ring cross-section, cuts apart into two annular fixed heads of semicircle with the clamping ring.

Furthermore, the strip-shaped opening is a telescopic groove, and the width of the strip-shaped opening is 3 mm.

Furthermore, a through hole is formed in one side of each fixing head, a threaded hole is formed in the other side of each fixing head, the through holes of the two fixing heads correspond to the threaded holes, and the two fixing heads are connected through bolts.

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

1. the structure is simple, and the manufacturing cost is low;

2. the operation is easy and the use is convenient;

3. the fixing is firm, and the installation accuracy is high.

The utility model has the advantages of simple structure, convenient use, firm fixation, high installation precision and the like.

Drawings

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

fig. 2 is a schematic top view of the present invention;

fig. 3 is a rear view schematic diagram of the present invention;

in the figure: 1-body; 2-a fixed ring; 3-connecting a ring; 4-strip-shaped openings; 5-fixing the head.

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.

Please refer to fig. 1, 2, 3, the utility model provides a practical planetary reducer input shaft locking device, which comprises a body 1, body 1 be planetary reducer's input shaft, 1 front end of body be retainer plate 2, retainer plate 2 and the gear shaft rigid coupling of reducing gear box, 2 rear sides of retainer plate are retainer plate 3, 3 front ends of retainer plate be thin section, the rear end is thick section, the thin section of retainer plate 3 links into an integrated entity with the rear side of retainer plate 2, cuts open a bar mouth 4 on 3 cross-sections of retainer plate, cuts apart into two semicircular fixed heads 5 with retainer plate 3.

Furthermore, the strip-shaped opening 4 is a telescopic groove, and the width of the strip-shaped opening is 3 mm.

Furthermore, a through hole is formed in one side of each fixing head 5, a threaded hole is formed in the other side of each fixing head 5, the through holes of the two fixing heads 5 correspond to the threaded holes, and the two fixing heads 5 are connected through bolts.

The working principle is as follows: the utility model provides a practical planetary reducer input shaft locking device, when in specific use, the output shaft of a motor is inserted between two fixing heads 5, then the two fixing heads 5 are fixed by bolts, the two fixing heads 5 clamp the output shaft of the motor, and the installation can be completed; the fixing mode solves the problems of convenient installation and maintenance, high coaxiality precision, vibration during machine operation and slippage caused by long-time operation.

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 (3)

1. The utility model provides a practical planetary reducer input shaft locking device which characterized in that: the planetary reducer comprises a body (1), the body (1) is an input shaft of a planetary reducer, the front end of the body (1) is a fixing ring (2), the fixing ring (2) is fixedly connected with a gear shaft of a reduction gearbox, the rear side of the fixing ring (2) is a connecting ring (3), the front end of the connecting ring (3) is a thin section, the rear end of the connecting ring is a thick section, the thin section of the connecting ring (3) is connected with the rear side of the fixing ring (2) into a whole, a strip-shaped opening (4) is cut on the cross section of the connecting ring (3), and the connecting ring (3) is divided into two semicircular fixing heads (5).

2. The practical planetary reducer input shaft locking device according to claim 1, characterized in that: the strip-shaped opening (4) is a telescopic groove, and the width of the strip-shaped opening is 3 mm.

3. The practical planetary reducer input shaft locking device according to claim 1, characterized in that: one side of each fixing head (5) is provided with a through hole, the other side of each fixing head is provided with a threaded hole, the through holes of the two fixing heads (5) correspond to the threaded holes, and the two fixing heads (5) are connected through bolts.

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