CN217898573U

CN217898573U - Multi-diaphragm coupling

Info

Publication number: CN217898573U
Application number: CN202221696586.6U
Authority: CN
Inventors: 方必坤
Original assignee: Dongguan Shanggong Precision Hardware Technology Co ltd
Current assignee: Dongguan Shanggong Precision Hardware Technology Co ltd
Priority date: 2022-07-04
Filing date: 2022-07-04
Publication date: 2022-11-25
Anticipated expiration: 2032-07-04

Abstract

The utility model provides a many diaphragms shaft coupling relates to the technical field of shaft coupling, a many diaphragms shaft coupling, a serial communication port, including the diaphragm subassembly, the diaphragm subassembly includes first diaphragm, the thickness control of first diaphragm is at 1 to 2 millimeters, first diaphragm below is near the second diaphragm, the shape and the plane size of second diaphragm all with first diaphragm is identical completely, the thickness setting of second diaphragm is at 0 to 0.5 millimeters, the second diaphragm has and is not less than one, first diaphragm and second diaphragm are connected on the sleeve, connect the cylinder cover on the sleeve, the both ends of diaphragm subassembly all are provided with the shaft coupling piece. The utility model discloses an useful part lies in, and this many diaphragm coupling's diaphragm subassembly sets up several diaphragms superposes together, and the diaphragm that stacks like this, its torsion that can bear will be far more than a slice diaphragm of same thickness, has satisfied the shaft coupling and has small, bears the big demand of torsion.

Description

Multi-diaphragm coupling

Technical Field

The utility model belongs to the technical field of the shaft coupling technique and specifically relates to a many diaphragms shaft coupling.

Background

The coupling is also called coupling. Generally, the coupling mechanism is used for coupling driving shafts and driven shafts of different mechanisms together to perform rotary motion so as to transmit kinetic energy and torque, and different coupling shaft holes and coupling lengths can be set or selected according to the size of a shaft to be coupled. The coupling can compensate the offset between two shafts due to inaccurate manufacture and installation, deformation or thermal expansion in operation, and can alleviate impact and absorb vibration.

Because the shaft coupling bears larger torsion in the use process, the larger the torsion is usually borne, the larger the volume of the shaft coupling needs to be, but the overlarge volume of the shaft coupling can excessively occupy the space, and the shaft coupling which can bear large torsion and small size is not disclosed at present.

SUMMERY OF THE UTILITY MODEL

The utility model overcomes shortcoming among the prior art provides a many diaphragm couplings, and the diaphragm subassembly of this diaphragm coupling sets up several diaphragms and superposes together, and the thickness control of first diaphragm is in 1 to 2 millimeters, and the thickness control of second diaphragm is in 0 to 0.5 millimeters, and the diaphragm that superposes like this, its torsion that can bear will be much bigger than a slice diaphragm of same thickness, has satisfied the shaft coupling and has small, bears the big demand of torsion.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model provides a many diaphragms shaft coupling, includes the diaphragm subassembly, the diaphragm subassembly includes first diaphragm, the thickness control of first diaphragm is at 1 to 2 millimeters, first diaphragm below is near the second diaphragm, the shape and the planar dimension of second diaphragm all with first diaphragm is identical completely, the thickness setting of second diaphragm is at 0 to 0.5 millimeters, the second diaphragm has and is not less than one, first diaphragm and second diaphragm are connected on the sleeve, connect the sleeve cover on the sleeve, the both ends of diaphragm subassembly all are provided with the shaft coupling piece.

Still further, the sleeve is provided with a first cylinder and a second cylinder, the outer diameter of the first cylinder is larger than that of the second cylinder, the first cylinder and the second cylinder are concentrically overlapped together, and a sleeve hole is formed in the center of the sleeve.

Furthermore, the first diaphragm is provided with a first connecting hole, a first shaft hole is formed in the center of the first diaphragm, the second diaphragm is provided with a second connecting hole, the first connecting hole and the second connecting hole have the same diameter, the outer diameter of a second cylinder of the sleeve is smaller than that of the first connecting hole, the outer diameter of a first cylinder of the sleeve is larger than that of the first connecting hole, the height of the second cylinder is equal to the sum of the thickness of the first diaphragm and the thickness of the second diaphragm, and the first connecting hole and the second connecting hole are sleeved on the second cylinder.

Furthermore, the outer diameter of the sleeve cover is consistent with that of the first cylinder, a cover hole is formed in the center of the sleeve cover, and the sleeve cover is arranged above the second cylinder.

Furthermore, a lock shaft hole is formed in the coupling block, the lock shaft hole is cut into a first lock shaft groove and a second lock shaft groove in the diameter direction, and a lock shaft bolt hole is formed in the cylindrical surface of the coupling block.

Furthermore, the shaft coupling block is cylindrical, the second lock shaft groove comprises a transverse groove, a vertical groove and an arc groove which are sequentially connected, the lock shaft bolt hole is cut into from the arc surface of the shaft coupling block, and the lock shaft bolt hole is perpendicular to the vertical groove of the second lock shaft groove.

Still further, the coupling block is provided with a diaphragm bolt hole and a threaded hole, and the diaphragm bolt penetrates through the diaphragm bolt hole, the cover hole and the sleeve hole to be finally in threaded connection with another coupling block.

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

the utility model provides a many diaphragm couplings, this diaphragm coupling's diaphragm subassembly sets up several diaphragms and superposes together, and the thickness control of first diaphragm is in 1 to 2 millimeters, and the thickness control of second diaphragm is in 0 to 0.5 millimeters, and the diaphragm that stacks like this, the torsion that it can bear will be far more than a slice diaphragm of same thickness, has satisfied the shaft coupling and has small, bears the big demand of torsion.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, do not constitute a limitation on the invention, and are included in the accompanying drawings:

FIG. 1 is a general diagram of a multi-diaphragm coupling;

FIG. 2 is an exploded view of a multiple diaphragm coupling;

FIG. 3 is a schematic view of a sleeve;

FIG. 4 is a schematic view of a sleeve cover;

in the figure: 1-coupling block, 101-diaphragm bolt hole, 102-first lock shaft groove, 103-second lock shaft groove, 1031-transverse groove, 1032-vertical groove, 1033-arc groove, 104-lock shaft bolt hole, 105-lock shaft bolt, 106-threaded hole, 107-lock shaft hole, 2-first diaphragm, 201-first connection hole, 202-first shaft hole, 3-second diaphragm, 301-second connection hole, 302-second shaft hole, 4-diaphragm bolt, 5-sleeve cover, 501-cover hole, 6-sleeve, 601-first cylinder, 602-second cylinder, 603-sleeve hole, 7-diaphragm assembly.

Detailed Description

The preferred embodiments of the present invention will be described hereinafter with reference to the accompanying drawings, and it should be understood that the preferred embodiments described herein are merely for purposes of illustration and explanation, and are not intended to limit the present invention.

As shown in fig. 1 and 2, a multi-diaphragm coupling includes a diaphragm assembly 7, the diaphragm assembly 7 is provided with a first diaphragm 2 and a second diaphragm 3, in this embodiment, the number of the second diaphragms is set to 2, the thickness of the first diaphragm 2 is set to 1 to 2 mm, the thickness of the second diaphragm 3 is set to 0 to 0.5 mm, the planar shapes and sizes of the first diaphragm 2 and the second diaphragm 3 are consistent, the first diaphragm 2 is provided with a first connection hole 201 and a first shaft hole 202, in this embodiment, the number of the first connection holes 201 is 4, the second diaphragm 3 is provided with a second connection hole 301 and a second shaft hole 302, in this embodiment, the number of the second connection holes 301 is 4, during installation, the first diaphragm 2 and the first diaphragm 3 are attached together, the first connection hole 201 and the second connection hole 301 are coaxially installed, and the first shaft hole 202 and the second shaft hole 302 are coaxially installed.

As shown in fig. 3, the sleeve 6 is provided with a first cylinder 601 and a second cylinder 602, the outer diameter of the first cylinder 601 is larger than the outer diameter of the second cylinder 602, the first cylinder 601 and the second cylinder 602 are coaxially superposed, and the sleeve 6 is provided with a sleeve hole 603.

As shown in fig. 4, the outer diameter of the sleeve cover 5 is identical to the outer diameter of the first cylindrical body 601 of the sleeve 6, the sleeve cover 5 is provided with a cover hole 501, and the size of the cover hole 501 is identical to that of the sleeve hole 603.

The outer diameter of the first cylinder 601 of the sleeve 6 is larger than the first connection hole 201 of the first diaphragm 2, the outer diameter of the second cylinder 602 of the sleeve 6 is smaller than the first connection hole 201 of the first diaphragm 2, the height of the second cylinder 602 is equal to the sum of the thickness of the first diaphragm 2 and the thickness of the second diaphragm 3, the first connection hole 201 and the second connection hole 301 are sleeved on the second cylinder 602, the sleeve cover 5 is covered on the cylindrical plane of the second cylinder 602, in the embodiment, the number of the sleeves 6 is 4, and the number of the sleeve covers 5 is 4, so that the first diaphragm 2 and the second diaphragm 3 are fixed between the sleeve 6 and the sleeve cover 5.

As shown in fig. 1, the coupling block 1 is cylindrical, a circular through hole is formed from the cylindrical plane of the coupling block 1 to the middle to form a lock shaft hole 107, a first lock shaft groove 102 and a second lock shaft groove 103 are respectively formed from the radial direction of the lock shaft hole 107, the first lock shaft groove 102 is a groove formed by cutting the cylindrical plane of the coupling block 1 down to a certain depth, the second lock shaft groove 103 is formed by cutting the cylindrical plane of the coupling block 1 down to a certain depth, turning the cylindrical curved surface of the coupling block 1 and then cutting the cylindrical curved surface to a certain depth, the second lock shaft groove 103 is divided into three sections, namely a transverse groove 1031, a vertical groove 1032 and an arc groove 1033.

The cylindrical curved surface of the coupling block 1 is provided with a lock shaft bolt hole 104, the lock shaft bolt hole 104 is perpendicular to the vertical groove 1032, and the two sides of the vertical groove 1032 are respectively a bolt head hole position and a thread hole position of the lock shaft bolt hole 104, so that when the lock shaft bolt 105 is locked, a gap of the vertical groove 1032 can be reduced, and the shaft inserted into the lock shaft hole 107 is locked.

The arc grooves 1033 are perpendicular to the axial direction of the lock shaft hole 107, so that when the coupler is under axial pressure in use, the coupler can be buffered and released through the arc grooves 1033.

The coupling block 1 is provided with a diaphragm bolt hole 101 and a threaded hole 106, and a diaphragm bolt 4 enters from the diaphragm bolt hole 101, passes through a cover hole 501 of the sleeve cover 5 and a sleeve hole 603 of the sleeve 6, and is finally in threaded connection with the threaded hole 106 of another coupling block 1. In this embodiment, the number of the diaphragm bolts 4 is set to 4, and the diaphragm assembly 7 and the left and right two coupling blocks 1 are connected together by locking in from two ends of the two coupling blocks 1 respectively.

Finally, it should be noted that: although the present invention has been described in detail with reference to the embodiments, it will be apparent to those skilled in the art that modifications, equivalents, improvements and the like can be made in the technical solutions of the foregoing embodiments or in some technical features of the foregoing embodiments, but all modifications, equivalents, improvements and the like within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims

1. The utility model provides a many diaphragms shaft coupling, its characterized in that includes the diaphragm subassembly, the diaphragm subassembly includes first diaphragm, the thickness control of first diaphragm is at 1 to 2 millimeters, first diaphragm below is near the second diaphragm, the shape and the plane size of second diaphragm all with first diaphragm is identical completely, the thickness setting of second diaphragm is at 0 to 0.5 millimeters, the second diaphragm has and is not less than one, first diaphragm and second diaphragm are connected on the sleeve, connect the sleeve cover on the sleeve, the both ends of diaphragm subassembly all are provided with the coupling piece.

2. A multiple diaphragm coupling in accordance with claim 1 wherein said sleeve is provided with a first cylinder and a second cylinder, said first cylinder having a larger outer diameter than said second cylinder, said first cylinder and said second cylinder being concentrically stacked together, said sleeve having a sleeve bore centrally disposed therein.

3. A multi-diaphragm coupling according to claim 2 wherein said first diaphragm is provided with a first coupling hole, said first diaphragm is provided with a first axial hole at the center thereof, said second diaphragm is provided with a second coupling hole, said second diaphragm is provided with a second axial hole, said first coupling hole and said second coupling hole have the same diameter, said second cylinder of said sleeve has a smaller outer diameter than said first coupling hole, said first cylinder of said sleeve has a larger outer diameter than said first coupling hole, said second cylinder has a height equal to the sum of the thickness of said first diaphragm and the thickness of said second diaphragm, and said first coupling hole and said second coupling hole are fitted over said second cylinder.

4. A multiple diaphragm coupling in accordance with claim 3 wherein said sleeve cap has an outer diameter corresponding to the first cylinder, said sleeve cap having a cap hole centrally disposed therein, said sleeve cap being disposed over said second cylinder.

5. The multi-diaphragm coupling of claim 1, wherein the coupling block is provided with a shaft locking hole, the shaft locking hole is cut into a first shaft locking groove and a second shaft locking groove in a diameter direction, and a shaft locking bolt hole is formed in a cylindrical surface of the coupling block.

6. The multi-diaphragm coupling of claim 5, wherein the coupling block is cylindrical, the second lock shaft groove comprises a transverse groove, a vertical groove and an arc groove which are connected in sequence, the lock shaft bolt hole is cut from the arc surface of the coupling block, and the lock shaft bolt hole is perpendicular to the vertical groove of the second lock shaft groove.

7. A multi-diaphragm coupling in accordance with claim 1 wherein said coupling blocks are provided with diaphragm bolt holes and threaded holes, the diaphragm bolts passing through the diaphragm bolt holes, the cover holes and the sleeve holes and finally being threadedly connected to another coupling block.