CN210623412U

CN210623412U - Two draw speed reducer connecting device

Info

Publication number: CN210623412U
Application number: CN201921629833.9U
Authority: CN
Inventors: 李乐奇; 马道纪; 王毅; 孟祥莹
Original assignee: Longkou Longpeng Precision Copper Pipe Co Ltd
Current assignee: Longkou Longpeng Precision Copper Pipe Co Ltd
Priority date: 2019-09-27
Filing date: 2019-09-27
Publication date: 2020-05-26
Anticipated expiration: 2029-09-27

Abstract

The utility model discloses a two are even drawing speed reducer connecting device, including first tight cover that rises, first shaft coupling, the gasket, the second shaft coupling, the tight cover that rises of second, first shaft coupling is the same with second shaft coupling structure, first shaft coupling cover is on the reduction shaft, the second shaft coupling sets up the cover on the cam input shaft with first shaft coupling mirror image, first tight cover one side that rises is provided with the high strength bolt, the second rises tight cover is the same with first tight cover structure that rises, first tight cover that rises is established and is embedded into first shaft coupling on the reduction shaft, the tight cover that rises of second is established and is embedded into in the second shaft coupling on the cam input shaft, the tight cover that rises of first tight cover and second sets up relatively, be provided with the gasket between first shaft coupling and the second shaft coupling, be provided with the second bolt hole on the gasket. The utility model discloses the installation is simple, and the adjustment is convenient, long service life, and intensity is high, saves production cost of maintenance, simple structure, and the practicality is strong.

Description

Two draw speed reducer connecting device

Technical Field

The utility model relates to a copper processing, metallurgical industry field mainly are applied to high accuracy, high accuracy copper processing trade and unite the drawing machine group, especially a two link draw speed reducer connecting device.

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. Most of the existing couplings are YA-type key-connected couplings, which have poor impact resistance, easily cause abrasion of keys, key grooves, reducer shafts and large cam shafts after long-time use, and cause large vibration of the reducer in the operation process after a certain gap is generated between the couplings and the shafts, so that the gear breakage inside the reducer and the damage of bearings are easily caused; the drawing speed of the trolley is unstable; finally, the coupler and the main shaft are scrapped, the speed reducer is damaged, and the large cost waste and the long-time fault shutdown are caused.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned problem that exists among the prior art, the utility model provides a two are even drawn speed reducer connecting device.

The utility model provides a technical scheme that its technical problem adopted is: a connecting device of a two-linkage-pulling speed reducer comprises a first tensioning sleeve, a first coupler, a gasket, a second coupler and a second tensioning sleeve, wherein first bolt holes are formed in two sides of the first coupler, a shaft placing hole is formed in the middle of the first coupler, the first coupler and the second coupler are identical in structure, the first coupler is sleeved on a shaft of the speed reducer through the shaft placing hole, the second coupler and the first coupler are arranged in a mirror image mode and sleeved on a cam input shaft, high-strength bolts are arranged on one side of the first tensioning sleeve, the first tensioning sleeve comprises an inner ring and an outer ring, the second tensioning sleeve is identical in structure with the first tensioning sleeve, the first tensioning sleeve is sleeved on the shaft of the speed reducer and embedded into the first coupler, the second tensioning sleeve is sleeved on the cam input shaft and embedded into the second tensioning sleeve, and the high-strength bolts of the first tensioning sleeve and the second tensioning sleeve are arranged oppositely, a gasket is arranged between the first coupler and the second coupler, and a second bolt hole is formed in the gasket.

According to the connecting device for the two continuous-pulling speed reducers, the first bolt holes and the second bolt holes are the same in size.

According to the connecting device for the two continuous-pulling speed reducers, the thickness of the gasket is the same as the size of the gap between the first coupler and the second coupler.

In the above two-connection-pulling speed reducer connecting device, the gasket is composed of two identical parts.

In the above connecting device for the two continuous-pulling speed reducers, the diameter of the shaft placing hole of the first coupling is the same as that of the shaft of the speed reducer, and the diameter of the shaft placing hole of the second coupling is the same as that of the cam input shaft.

According to the connecting device for the two continuous-pulling speed reducers, the size of the gap between the first coupler and the speed reducer shaft is the same as that of the first tensioning sleeve, and the size of the gap between the second coupler and the cam input shaft is the same as that of the second tensioning sleeve.

The utility model has the advantages that the utility model is simple to install by using the tensioning sleeve, does not need heating, cooling and pressurizing equipment during installation, and only needs to tighten the bolt according to the required torque; the adjustment is convenient, and the shaft coupling can be conveniently adjusted to a required position on the shaft; the tensioning sleeve has long service life and high strength, and is driven by friction without abrasion in work; the disassembly is convenient, and the interchangeability is good; the original key connection mode of the camshaft and the shaft of the speed reducer is changed into the connection of the tensioning sleeve, so that the trouble of maintenance caused by key grooves or key abrasion is avoided; the drawing system runs stably without vibration, and the smooth running of production is ensured; the subsequent maintenance cost is reduced. The utility model discloses simple structure, the practicality is strong.

Drawings

The present invention will be further explained with reference to the drawings and examples.

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

fig. 2 is a side view of the coupling of the present invention;

FIG. 3 is a front view of the gasket of the present invention;

fig. 4 is a schematic view of the expansion sleeve of the present invention.

In the figure, 1, a speed reducer shaft, 2, a first tensioning sleeve, 3, a first coupler, 4, a gasket, 5, a second coupler, 6, a second tensioning sleeve, 7, a cam input shaft, 8, a first bolt hole, 9, a shaft placing hole, 10, a second bolt hole, 11, an outer ring, 12, a high-strength bolt and 13, an inner ring are arranged.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be described in detail with reference to the accompanying drawings and the detailed description.

Referring to fig. 1, a two-link-pulling speed reducer connecting device comprises a first tensioning sleeve 2, a first coupler 3, a gasket 4, a second coupler 5 and a second tensioning sleeve 6, wherein first bolt holes 8 are arranged on two sides of the first coupler 3, a shaft placing hole 9 is arranged in the middle of the first coupler 3, the first coupler 3 and the second coupler 5 have the same structure, the first coupler 3 is sleeved on a speed reducer shaft 1 through the shaft placing hole 9, the second coupler 5 and the first coupler 3 are arranged in a mirror image mode and sleeved on a cam input shaft 7, a high-strength bolt 12 is arranged on one side of the first tensioning sleeve 2, the first tensioning sleeve 2 comprises an inner ring 13 and an outer ring 11, the second tensioning sleeve 6 has the same structure as the first tensioning sleeve 2, the first tensioning sleeve 2 is sleeved on the speed reducer shaft 1 and embedded into the first coupler 3, the second tensioning sleeve 6 is sleeved on the cam input shaft 7 and embedded into the second coupler 5, the high-strength bolts 12 of the first tensioning sleeve 2 and the second tensioning sleeve 6 are arranged oppositely, a gasket 4 is arranged between the first coupler 3 and the second coupler 5, and a second bolt hole 10 is formed in the gasket 4.

Further, the first bolt hole 8 and the second bolt hole 10 are the same size.

Referring to fig. 2, further, the thickness of the spacer 4 is the same as the gap between the first coupling 3 and the second coupling 5.

Referring to fig. 3, further, the gasket 4 is composed of two identical parts.

Further, the diameter of the shaft receiving hole 9 of the first coupling 3 is the same as the diameter of the speed reducer shaft 1, and the diameter of the shaft receiving hole 9 of the second coupling 5 is the same as the diameter of the cam input shaft 7.

Referring to fig. 4, further, the size of the gap between the first coupling 3 and the speed reducer shaft 1 is the same as that of the first tensioning sleeve 2, and the size of the gap between the second coupling 5 and the cam input shaft 7 is the same as that of the second tensioning sleeve 6.

Specifically, when the utility model is used, the first coupler 3 and the second coupler 5 are respectively sleeved on the reducer shaft 1 and the cam input shaft 7; the first tensioning sleeve 2 and the second tensioning sleeve 6 are respectively disassembled in sequence, are respectively embedded into the first coupler 3 and the second coupler 5 in sequence, and are screwed down by a high-strength bolt 12 provided by the first coupler and the second coupler according to torque force; and after the assembly is completed according to the steps, hoisting the coupler in place, inserting the gasket 4 between the first coupler 3 and the second coupler 5, and screwing the first coupler 3, the gasket 4 and the second coupler 5 by using bolts with a torque force to complete the installation.

The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the protection scope of the present invention is defined by the claims. Various modifications and equivalents of the invention can be made by those skilled in the art within the spirit and scope of the invention, and such modifications and equivalents should also be considered as falling within the scope of the invention.

Claims

1. The utility model provides a speed reducer connecting device is drawn even to two, includes that first tight cover (2), first shaft coupling (3), gasket (4), second shaft coupling (5), second rise tight cover (6), its characterized in that: the two sides of the first coupler (3) are provided with first bolt holes (8), the middle position of the first coupler (3) is provided with a shaft placing hole (9), the first coupler (3) and the second coupler (5) have the same structure, the first coupler (3) is sleeved on the speed reducer shaft (1) through the shaft placing hole (9), the second coupler (5) and the first coupler (3) are arranged in a mirror image mode and sleeved on the cam input shaft (7), one side of the first tensioning sleeve (2) is provided with a high-strength bolt (12), the first tensioning sleeve (2) comprises an inner ring (13) and an outer ring (11), the second tensioning sleeve (6) has the same structure with the first tensioning sleeve (2), the first tensioning sleeve (2) is sleeved on the speed reducer shaft (1) and embedded in the first coupler (3), the second tensioning sleeve (6) is sleeved on the cam input shaft (7) and embedded in the second coupler (5), the high-strength bolt (12) of the first tensioning sleeve (2) and the second tensioning sleeve (6) are arranged oppositely, a gasket (4) is arranged between the first coupler (3) and the second coupler (5), and a second bolt hole (10) is formed in the gasket (4).

2. A double continuous pull speed reducer connecting device according to claim 1, wherein the first bolt hole (8) and the second bolt hole (10) are the same size.

3. A coupling arrangement according to claim 1, characterised in that the spacer (4) has a thickness which is the same as the gap between the first coupling (3) and the second coupling (5).

4. A coupling device for a twin-link reducer according to claim 1, characterised in that said spacer (4) is made up of two identical parts.

5. A double coupling device according to claim 1, wherein the diameter of the shaft receiving hole (9) of the first coupling (3) is the same as the diameter of the reducer shaft (1), and the diameter of the shaft receiving hole (9) of the second coupling (5) is the same as the diameter of the cam input shaft (7).

6. A coupling device for a two-link reducer according to claim 1, wherein the size of the gap between the first coupling (3) and the reducer shaft (1) is the same as the size of the first tensioning sleeve (2), and the size of the gap between the second coupling (5) and the cam input shaft (7) is the same as the size of the second tensioning sleeve (6).