CN213870829U

CN213870829U - Shaft coupling with small axial deviation

Info

Publication number: CN213870829U
Application number: CN202023073218.XU
Authority: CN
Inventors: 聂东君
Original assignee: WUXI CREATE PRECISION MACHINE CO LTD
Current assignee: WUXI CREATE PRECISION MACHINE CO LTD
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-08-03
Anticipated expiration: 2030-12-18

Abstract

The utility model discloses a shaft coupling that axial deviation is little, including two axle sleeves, two fixed disks and carousel, it has driving shaft and driven shaft to peg graft respectively in two axle sleeves, the circumference outer wall of axle sleeve one end is equipped with the fluted disc, two one side of fixed disk is equipped with the through-hole, and the axle sleeve passes from the through-hole, and the equal fixedly connected with tooth's socket of circumference inner wall of two fixed disks, tooth's socket meshes with the fluted disc mutually, two first draw-in groove and second draw-in groove have been seted up respectively to one side of fixed disk, first fixture block of fixedly connected with and second fixture block respectively to carousel both sides outer wall. The utility model discloses the installation is dismantled simply, and the convenience is to the change of part, and first fixture block and second fixture block through mutually perpendicular are with the tight mode of pushing as security of fluted disc in the tooth's socket for seamless connection between the device, the twist thrust when making to rotate is the biggest, and then can reduce the axial deviation of shaft coupling during operation, improves the precision of clutch work.

Description

Shaft coupling with small axial deviation

Technical Field

The utility model relates to a shaft coupling technical field especially relates to a shaft coupling that axial deviation is little.

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. The coupling is also used as a safety device for preventing the coupled machine parts from bearing excessive load and has the function of overload protection, however, the existing coupling is complex in mounting and dismounting, is not beneficial to part replacement and influences the working efficiency of the coupling, and the problem that the axial deviation of the coupling is large is a problem which is researched all the time, so that the coupling with small axial deviation is urgently needed.

At present, after a coupler in the market is used for a period of time, axial deviation can be generated, and the requirement of people cannot be met, so that a coupler with small axial deviation is urgently needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a coupler with small axial deviation.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a shaft coupling that axial deviation is little, includes two axle sleeves, two fixed disks and carousel, has pegged graft respectively in two axle sleeves to have driving shaft and driven shaft, the circumference outer wall of axle sleeve one end is equipped with the fluted disc, two one side of fixed disk is equipped with the through-hole, and the axle sleeve passes in the through-hole, and the equal fixedly connected with tooth's socket of circumference inner wall of two fixed disks, tooth's socket and fluted disc mesh mutually, two first draw-in groove and second draw-in groove have been seted up respectively to one side of fixed disk, first fixture block of fixedly connected with and second fixture block respectively to carousel both sides outer wall.

As the utility model discloses scheme further again, one side fixedly connected with parallel key of driving shaft and driven shaft, one side inner wall fixedly connected with parallel key groove of two axle sleeves, parallel key and parallel key groove key connection.

As the utility model discloses scheme further still, the fixed orifices has been seted up respectively to the both sides of driving shaft and driven shaft, is equipped with fixing bolt in the fixed orifices, and fixing bolt's one end is equipped with the nut.

As the utility model discloses scheme further again, the both sides outer wall fixedly connected with engaging lug of fixed disk, the mounting hole has been seted up to one side of engaging lug, is equipped with the hex bolts in the mounting hole.

As the utility model discloses further scheme again, first draw-in groove and first fixture block joint, second draw-in groove and second fixture block joint.

As a further aspect of the present invention, the fixed plate is composed of two semi-arc plates.

The utility model has the advantages that:

1. the utility model discloses a thereby movable mounting's such as grafting, joint and bolt fastening mode is accomplished the equipment to the shaft coupling between axle sleeve, fixed disk and the carousel for the device installation is dismantled simply, and is convenient to the change of part.

2. The utility model discloses a perpendicular setting of first draw-in groove and second draw-in groove and the perpendicular setting of first fixture block and second fixture block for the wrench movement thrust when rotating is the biggest, and then can reduce the axial deviation of shaft coupling during operation, improves the precision of clutch work.

3. The utility model discloses a stability of shaft coupling during operation can be improved in setting up of fluted disc and tooth's socket engaged with to guarantee that the axle sleeve is motionless in the rotation process, and put into first draw-in groove and second draw-in groove with first fixture block and second fixture block and compress tightly the fluted disc of axle sleeve, make the device seamless connection, and then reduce the possibility that the deviation appears once more, guarantee the normal work of shaft coupling.

Drawings

Fig. 1 is a schematic diagram of an explosion three-dimensional structure of a coupling with small axial deviation according to the present invention;

fig. 2 is a schematic side view of a coupling with small axial deviation according to the present invention;

fig. 3 is a schematic diagram of a front view structure of a shaft coupling with a small axial deviation according to the present invention.

In the figure: 1. a drive shaft; 2. a fixing hole; 3. a flat bond; 4. a shaft sleeve; 5. a fluted disc; 6. fixing the disc; 7. connecting lugs; 8. a hex screw; 9. a first card slot; 10. a first clamping block; 11. a turntable; 12. a second fixture block; 13. a second card slot; 14. a tooth socket; 15. a flat key groove; 16. a driven shaft; 17. a nut; 18. and (5) fixing the bolt.

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. It should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and their meaning in the context of this patent may be understood by those skilled in the art as appropriate.

Referring to fig. 1-3, a shaft coupling with small axial deviation comprises two shaft sleeves 4, two fixed discs 6 and a rotary disc 11, wherein a driving shaft 1 and a driven shaft 16 are respectively inserted into the two shaft sleeves 4, a fluted disc 5 is arranged on the circumferential outer wall of one end of each shaft sleeve 4, a through hole is arranged on one side of each fixed disc 6, a tooth socket 14 is fixed on the circumferential inner wall of each fixed disc 6 through a bolt, the shaft sleeves 4 penetrate through the through holes, the tooth sockets 14 are meshed with the fluted disc 5, a first clamping groove 9 and a second clamping groove 13 are respectively arranged on one side of each fixed disc 6, a first clamping block 10 and a second clamping block 12 are respectively and fixedly connected on the outer walls of the two sides of the rotary disc 11, the first clamping block 10 and the second clamping block 12 are vertically arranged, when in use, the shaft sleeves 4 penetrate through the through holes of the fixed discs 6 to enable the tooth sockets 14 to be meshed, then, first draw-in groove 9 and first fixture block 10 joint, second draw-in groove 13 and the joint of second fixture block 12 to first fixture block 10 and the fluted disc 5 of second fixture block 12 compress tightly axle sleeve 4 make the device seamless connection, and then reduce the possibility that the deviation appears once more, thereby accomplish the equipment to the shaft joint.

In the utility model, a flat key 3 is integrally formed on one side of a driving shaft 1 and a driven shaft 16, a flat key groove 15 is integrally formed on the inner wall of one side of two shaft sleeves 4, the flat key 3 is connected with the flat key groove 15, the driving shaft 1 and the driven shaft 16 are respectively connected with the two shaft sleeves 4 through the flat key 3 and the flat key groove 15, fixing holes 2 are respectively arranged on the two sides of the driving shaft 1 and the driven shaft 16, fixing bolts 18 are arranged in the fixing holes 2, the fixing bolts 18 are placed in the fixing holes 2, one end of the fixing bolts 18 is connected with a nut 17 in a threaded manner, the nut 17 is sleeved on one end of the fixing bolts 18 for fixing, connecting lugs 7 are integrally formed on the outer walls of the two sides of the fixed disc 6, a mounting hole is arranged on one side of the connecting lugs 7, a hexagon screw 8 is arranged in the mounting hole, the fixed disc 6 is composed of two semi-arc discs, the hexagon screw 8 is placed in the mounting hole and screwed, the first clamping groove 9 and the second clamping groove 13 are vertically arranged, the first clamping block 10 and the second clamping block 12 are vertically arranged, and the first clamping block 10 is perpendicular to the second clamping block 12 and the first clamping groove 9 is perpendicular to the second clamping groove 13, so that the twisting thrust during rotation is maximum, and the axial deviation of the coupler during operation is reduced.

The working principle of the embodiment is as follows: during the use, at first, with two half arc dish butt joints of fixed disk 6 together, then, put into the mounting hole and screw up hexagon screw 8, thereby accomplish the equipment of fixed disk 6, then, pass axle sleeve 4 in the through-hole, make tooth's socket 14 and fluted disc 5 meshing simultaneously, then, put first fixture block 10 in first draw-in groove 9, again with second fixture block 12 and second draw-in groove 13 butt joint, and utilize first fixture block 10 and second fixture block 12 to compress tightly fluted disc 5 of axle sleeve 4, make the device seamless connection, thereby accomplish the equipment to the shaft joint, again with driving shaft 1 and driven shaft 16 key joint in the one end of axle sleeve 4 respectively, afterwards, put fixing bolt 18 in fixed orifices 2, accomplish the installation, thereby the equipment to the shaft joint is accomplished to the mode of movable mounting, make the device installation dismantle simple, conveniently the change of part.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a shaft coupling that axial deviation is little, includes two axle sleeves (4), two fixed disks (6) and carousel (11), and it has driving shaft (1) and driven shaft (16) to peg graft respectively in two axle sleeves (4), its characterized in that, the circumference outer wall of axle sleeve (4) one end is equipped with fluted disc (5), two one side of fixed disk (6) is equipped with the through-hole, and axle sleeve (4) pass in the through-hole, and the equal fixedly connected with tooth's socket (14) of circumference inner wall of two fixed disks (6), and tooth's socket (14) mesh mutually with fluted disc (5), two first draw-in groove (9) and second draw-in groove (13) have been seted up respectively to one side of fixed disk (6), carousel (11) both sides outer wall is fixedly connected with first fixture block (10) and second fixture block (12) respectively, and first fixture block (10) and second fixture block (12) are the perpendicular setting.

2. The shaft coupling with small axial deviation according to claim 1, characterized in that a flat key (3) is fixedly connected to one side of the driving shaft (1) and the driven shaft (16), a flat key groove (15) is fixedly connected to the inner wall of one side of the two shaft sleeves (4), and the flat key (3) is connected with the flat key groove (15) in a key mode.

3. The coupling with small axial deviation according to claim 1, characterized in that fixing holes (2) are respectively formed in two sides of the driving shaft (1) and the driven shaft (16), a fixing bolt (18) is arranged in each fixing hole (2), and a nut (17) is arranged at one end of each fixing bolt (18).

4. The coupling with small axial deviation according to claim 1, wherein the outer walls of two sides of the fixed disc (6) are fixedly connected with connecting lugs (7), one side of each connecting lug (7) is provided with a mounting hole, and a hexagon screw (8) is arranged in each mounting hole.

5. The coupling with small axial deviation according to claim 1, wherein the first clamping groove (9) is clamped with the first clamping block (10), and the second clamping groove (13) is clamped with the second clamping block (12).

6. A coupling with small axial deviation according to claim 1, characterized in that the fixed disc (6) consists of two semi-arc discs.