CN211550328U

CN211550328U - Permanent magnet motor driving coupling

Info

Publication number: CN211550328U
Application number: CN201922285624.3U
Authority: CN
Inventors: 张永全
Original assignee: Brand New High Tech Hangzhou Co ltd
Current assignee: Brand New High Tech Hangzhou Co ltd
Priority date: 2019-12-18
Filing date: 2019-12-18
Publication date: 2020-09-22
Anticipated expiration: 2029-12-18

Abstract

The utility model relates to a motor drive technical field just discloses a permanent-magnet machine drive shaft coupling, including the shaft coupling body, the side fixed mounting of shaft coupling body has first fixing base, the side threaded connection of first fixing base has first bolt. This permanent-magnet machine drive shaft coupling, link together two shaft couplings through first bolt, can cut off first bolt and then prevent that the motor from being damaged when making the moment of input shaft too big, the length of shaft coupling can be changed through the cooperation of spring and activity chamber and first draw-in groove, and then can the adaptation problem far away of distance between two axles, need not dispose new shaft coupling again, can make a shaft coupling can connect the axle of different diameters through the change to the mounting disc, make the shaft coupling have the omnipotence, need not to change whole shaft coupling again, and the operation is simple, resources are saved, the holistic time of change shaft coupling has been practiced thrift.

Description

Permanent magnet motor driving coupling

Technical Field

The utility model relates to a motor drive technical field specifically is a permanent-magnet machine drives shaft coupling.

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 falling apart under normal conditions, sometimes used as a safety device for preventing the connected machine parts from bearing excessive load and playing a role in overload protection, and is also called a coupling, a mechanical part for firmly connecting a driving shaft and a driven shaft in different mechanisms to rotate together and transmitting motion and torque, sometimes used for connecting the shaft and other parts, and commonly used for a slide block coupling, a tooth type coupling, a universal coupling, a chain coupling and the like.

The existing coupler is basically matched with a motor, can only be used for connecting shafts with matched specifications and cannot be used on other shafts, so that the application range of the coupler is too narrow, if the coupler is damaged, the coupler can be used only by finding a corresponding specification, the length of the existing coupler cannot be changed, the coupler can only be matched by changing the distance between the two shafts, and the existing coupler is troublesome to mount and dismount.

SUMMERY OF THE UTILITY MODEL

The utility model provides a permanent-magnet machine drives shaft coupling, it is easy to possess the installation and dismantle, but the multiple axle of adaptation can prevent to damage the advantage of motor, has solved traditional shaft coupling and must the adaptation could use and the trouble problem is dismantled in the installation.

The utility model provides a following technical scheme: a permanent magnet motor driving shaft coupling comprises a shaft coupling body, wherein a first fixed seat is fixedly arranged on the side surface of the shaft coupling body, a first bolt is connected to the side surface of the first fixed seat in a threaded manner, a first clamping groove is fixedly connected to the edge of the inner cavity of the shaft coupling body, a movable cavity is formed in the shaft coupling body, a spring is fixedly connected to the side surface of the inner cavity of the movable cavity, the other end of the spring is movably connected with a connecting shaft, a bar-shaped clamping seat is fixedly connected to the outer surface of the connecting shaft, the outer surface of the bar-shaped clamping seat is clamped with the inner cavity of the first clamping groove, a second fixed seat is fixedly connected to the outer surface of the connecting shaft, which is positioned on the far end side of the shaft coupling body, a sleeving shaft is fixedly connected to the side surface of the connecting shaft, a bar-shaped, the utility model discloses a mounting disc, including mounting disc, threaded hole, second bolt, second fixing base, screw hole, first centre bore, second draw-in groove, the inside screw thread of mounting disc is seted up threaded hole, the second bolt is installed to the inside screw thread of second fixing base, the other end of second bolt runs through second fixing base and screw hole in proper order and extends to the side and the threaded connection of mounting disc have the nut, first centre bore has been seted up in the front of mounting disc, the second draw-in groove has been seted up to the side of first centre bore, the second centre bore has been seted up at the back of mounting disc, the side.

Preferably, the number of the coupling bodies is two, and the two coupling bodies are connected through a first bolt.

Preferably, the diameter value of the first central hole is different from the diameter value of the second central hole, and the first central hole is not communicated with the second central hole.

Preferably, the second clamping grooves in the first central hole and the second central hole are matched with the strip-shaped protrusions in the sleeving shaft.

Preferably, the outer diameter value of the spring is 100MM, the inner diameter value is 80MM, and the steel grade value is 50N/CM.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this permanent-magnet machine drive shaft coupling, link together two shaft couplings through first bolt, can cut off first bolt and then prevent that the motor from being damaged when making the moment of input shaft too big, the length of shaft coupling can be changed through the cooperation of spring and activity chamber and first draw-in groove, and then can the adaptation problem far away of distance between two axles, need not dispose new shaft coupling again, can make a shaft coupling can connect the axle of different diameters through the change to the mounting disc, make the shaft coupling have the omnipotence, need not to change whole shaft coupling again, and the operation is simple, resources are saved, the holistic time of change shaft coupling has been practiced thrift.

2. This permanent-magnet machine drive shaft coupling can carry out fixed connection with connecting axle and mounting disc through second bolt and nut, and then carries out the adaptation to the axle of difference, makes the fastening more of being connected between this shaft coupling and the diaxon through the bellied joint of second draw-in groove and bar, makes the installation of shaft coupling and dismantlement convenience more simultaneously.

Drawings

FIG. 1 is a sectional view of the present invention;

FIG. 2 is a front view of the structural mounting plate of the present invention;

fig. 3 is a back view of the structure mounting plate of the present invention.

In the figure: 1. a coupling body; 2. a first card slot; 3. a strip-shaped card seat; 4. a connecting shaft; 5. a second fixed seat; 6. sleeving a shaft; 7. a strip-shaped bulge; 8. mounting a disc; 9. a nut; 10. a second bolt; 11. a first fixed seat; 12. a first bolt; 13. a spring; 14. a movable cavity; 15. a first central aperture; 16. a threaded hole; 17. a second card slot; 18. a second central aperture.

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. 1-3, a permanent magnet motor driving shaft coupling comprises a shaft coupling body 1, wherein a first fixed seat 11 is fixedly installed on the side surface of the shaft coupling body 1, a first bolt 12 is connected to the side surface of the first fixed seat 11 in a threaded manner, the number of the shaft coupling bodies 1 is two, the two shaft coupling bodies 1 are connected through the first bolt 12, the two shaft coupling bodies 1 are connected together through the first bolt 12, so that the first bolt 12 can be cut off when the torque of an input shaft is too large, and further, the motor is prevented from being damaged, a first clamping groove 2 is fixedly connected to the edge of the inner cavity of the shaft coupling body 1, a movable cavity 14 is formed inside the shaft coupling body 1, a spring 13 is fixedly connected to the side surface inside the movable cavity 14, the outer diameter value of the spring 13 is 100MM, the inner diameter value is 80, the steel value is 50N/CM, a connecting shaft 4 is movably connected to the other end, the outer surface of the strip-shaped clamping seat 3 is clamped with the inner cavity of the first clamping groove 2, the length of the coupler can be changed through the matching of the spring 13, the movable cavity 14 and the first clamping groove 2, the problem that the distance between two shafts is long can be further adapted, a new coupler does not need to be reconfigured, the outer surface of the connecting shaft 4, which is positioned at one side of the far end of the coupler body 1, is fixedly connected with the second fixing seat 5, the side surface of the connecting shaft 4, which is positioned at the far end of the coupler body 1, is fixedly connected with the sheathing shaft 6, the outer surface of the sheathing shaft 6 is fixedly provided with the strip-shaped bulge 7, the outer surface of the sheathing shaft 6 is movably sheathed with the mounting disc 8, the coupler can be connected with shafts with different diameters through the replacement of the mounting disc 8, the coupler has the universality, the whole coupler does not need to be, a threaded hole 16 is formed in the mounting disc 8, a second bolt 10 is installed on the internal thread of the second fixing seat 5, the other end of the second bolt 10 sequentially penetrates through the second fixing seat 5 and the threaded hole 16 and extends to the side face of the mounting disc 8, a nut 9 is in threaded connection with the threaded hole, the connecting shaft 4 and the mounting disc 8 can be fixedly connected through the second bolt 10 and the nut 9, further different shafts are adapted, a first central hole 15 is formed in the front face of the mounting disc 8, a second clamping groove 17 is formed in the side face of the first central hole 15, a second central hole 18 is formed in the back of the mounting disc 8, the diameter value of the first central hole 15 is different from that of the second central hole 18, the first central hole 15 is not communicated with the second central hole 18, a second clamping groove 17 which is the same as that of the first central hole 15 is formed in the side face of the second central hole 18, the second clamping grooves 17 of the first central hole 15 and the second central hole 18 are, the joint through second draw-in groove 17 and bar arch 7 makes this shaft coupling and the fastening more of being connected between the diaxon, makes the installation of shaft coupling and dismantlement more convenient simultaneously, and the diameter of first centre bore 15 on every mounting disc 8 and second centre bore 18 is all different, and the diameter of first centre bore 15 can carry out the adaptation according to the diameter value of suit axle 6, and the diameter value of second centre bore 18 then changes according to the diameter of axle.

The working principle is that when the coupler needs to be installed, first bolts 12 are used for connecting two coupler bodies 1 through first fixing seats 11, then connecting shafts 4 are inserted into movable cavities 14, attention should be paid to the fact that strip-shaped clamping seats 3 on the connecting shafts 4 should be matched with first clamping grooves 2 in the movable cavities 14 at the moment, then second clamping grooves 17 on first center holes 15 on installation disks 8 matched with the shafts are clamped with strip-shaped protrusions 7, then second bolts 10 penetrate through threaded holes 16 on second fixing seats 5 and the installation disks 8, then nuts 9 are screwed, then second center holes 18 are connected with a motor shaft, the second center holes 18 of the other installation disks 8 are connected with the shafts of rotating devices, and when the shafts of other rotating devices need to be connected, only the installation disks 8 of the second center holes 18 with different diameters need to be replaced.

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. The utility model provides a permanent-magnet machine drive shaft coupling, includes shaft coupling body (1), its characterized in that: a first fixing seat (11) is fixedly installed on the side face of the coupling body (1), a first bolt (12) is in threaded connection with the side face of the first fixing seat (11), a first clamping groove (2) is fixedly connected with the edge of the inner cavity of the coupling body (1), a movable cavity (14) is formed in the coupling body (1), a spring (13) is fixedly connected with the side face of the inner cavity of the movable cavity (14), a connecting shaft (4) is movably connected with the other end of the spring (13), a bar-shaped clamping seat (3) is fixedly connected with the outer surface of the connecting shaft (4), the outer surface of the bar-shaped clamping seat (3) is clamped with the inner cavity of the first clamping groove (2), a second fixing seat (5) is fixedly connected with the outer surface of the connecting shaft (4) on one side of the far end of the coupling body (1), and a sleeving shaft (6) is fixedly connected with the side face, the outer surface of the sheathing shaft (6) is fixedly provided with a strip-shaped bulge (7), the outer surface of the sheathing shaft (6) is movably sheathed with a mounting disc (8), a threaded hole (16) is formed in the mounting disc (8), a second bolt (10) is installed on the inner thread of the second fixing seat (5), the other end of the second bolt (10) penetrates through the second fixed seat (5) and the threaded hole (16) in sequence, extends to the side surface of the mounting disc (8) and is connected with a nut (9) in a threaded manner, a first central hole (15) is formed in the front surface of the mounting disc (8), a second clamping groove (17) is formed in the side surface of the first central hole (15), the back of the mounting disc (8) is provided with a second central hole (18), and the side surface of the second central hole (18) is provided with a second clamping groove (17) which is the same as that of the first central hole (15).

2. The permanent magnet motor drive coupling of claim 1, wherein: the number of the coupling bodies (1) is two, and the two coupling bodies (1) are connected through first bolts (12).

3. The permanent magnet motor drive coupling of claim 1, wherein: the diameter value of the first center hole (15) is different from that of the second center hole (18), and the first center hole (15) is not communicated with the second center hole (18).

4. The permanent magnet motor drive coupling of claim 1, wherein: and the second clamping grooves (17) on the first central hole (15) and the second central hole (18) are matched with the strip-shaped bulges (7) on the sleeving shaft (6).

5. The permanent magnet motor drive coupling of claim 1, wherein: the outer diameter value of the spring (13) is 100MM, the inner diameter value is 80MM, and the steel degree value is 50N/CM.