CN210985909U - A convenient separation high-power permanent magnet clutch - Google Patents

Abstract

The utility model discloses a high-power permanent magnet clutch with convenient separation. The right end of the rotor is installed with a clearance adjustment mechanism through the bearing rotation, the right end of the clearance adjustment mechanism is sleeved on the outside of the bearing seat, the permanent magnet rotor is magnetically matched with the conductor rotor, and the clearance adjustment mechanism is fixedly installed on the bearing seat The electronic actuator provides driving force to push the permanent magnet rotor to move axially along the output shaft, and adjust the size of the air gap between the conductor rotor and the permanent magnet rotor. The permanent magnet clutch does not need to be energized to generate a magnetic field, and a strong magnetic field is provided by a permanent magnet. It has a simple structure and is easy to operate. It can realize the engagement and disengagement of high-power power transmission. , long life and high reliability.

Description

A convenient separation high-power permanent magnet clutch

technical field

The utility model is in the technical field of clutches, in particular to a convenient separation high-power permanent magnet clutch.

Background technique

In the process of mechanical transmission, the clutch is a device used to control the on-off of torque transmission. This device is widely used in accumulation equipment, mainly used to drive the operation of single-row chains and double-row chains. According to on-site work conditions, sometimes It is necessary to temporarily disconnect the drive. Since the time is not too long, if it is stopped and restarted, it will be time-consuming and labor-intensive, and there will be a great waste. Therefore, the progress and development of the clutch is promoted.

The existing electromagnetic clutch is a friction clutch that relies on electromagnetic force as the pressing force, and has a complex structure. Due to the use of friction plates to transmit power, the engagement and disengagement process wears out, which is not suitable for frequent actions, has poor reliability, and has a short life. Electromagnetic force has large heat generation and small transfer capacity, so it is necessary to update the design to solve the above problems.

Utility model content

The purpose of the present invention is to provide a high-power permanent magnet clutch with convenient separation and put into use, so as to solve the problems raised in the above-mentioned background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a convenient separation high-power permanent magnet clutch, comprising a bearing seat, an output shaft that is rotatably installed in the middle of the bearing seat through the bearing, and the left part of the output shaft is slidably installed. There is a permanent magnet rotor, the right end of the permanent magnet rotor is installed with a clearance adjustment mechanism through the bearing rotation, the right end of the clearance adjustment mechanism is sleeved on the outer side of the bearing seat, the permanent magnet rotor and the conductor rotor are magnetically matched, the said The gap adjustment mechanism provides driving force through the electronic actuator fixedly installed on the bearing seat to push the permanent magnet rotor to move axially along the output shaft, and adjust the size of the air gap between the conductor rotor and the permanent magnet rotor.

Preferably, the clearance adjustment mechanism is composed of a fixed side plate, a movable sleeve and a shaft sleeve, the fixed side plate is welded to the side of the movable sleeve, the shaft sleeve is sleeved with the outer side of the output shaft, and passes through the bearing and the movable sleeve. Rotationally connected, the fixed side plate is fixedly installed and fixedly connected to the output end of the electronic actuator.

Preferably, the electronic actuator is an electric push rod or an electric telescopic rod, and is electrically connected to the controller through a signal line.

Preferably, the permanent magnet rotor is composed of a back plate, a permanent magnetic disk and a permanent magnet, the middle part of the back plate is welded and fixed to the shaft sleeve, and the permanent magnet is fixedly installed on the side of the back plate through the permanent magnetic disk.

Preferably, an intermediate disk is fixedly installed on the left end of the output shaft, and a torsion pin is inserted into the intermediate disk, and the torsion pin passes through the back plate of the permanent magnet rotor, and there is a gap between the intermediate disk and the conductor rotor. Less than 1mm clearance.

Preferably, the conductor rotor is composed of a conductor disk, a steel disk, a flange and a tensioning sleeve, the conductor disk is fixedly installed at the edge of the steel disk, and the tensioning sleeve is fixedly installed in the middle of the steel disk through the flange , and the steel disc is fixedly connected with the driven shaft through the tensioning sleeve.

Preferably, cooling fins are laid on the left side of the conductor disk.

The technical effects and advantages of the utility model: the convenient separation high-power permanent magnet clutch, driven by the electronic actuator, makes the conductor rotor and the permanent magnet rotor pull in or separate to realize the clutch effect, and there is no need to energize to generate a magnetic field , The strong magnetic field is provided by the permanent magnet, the structure is simple, the operation is convenient, and the engagement and disengagement of high-power power transmission can be realized.

Description of drawings

Fig. 1 is the structural representation of the utility model (the output power is separated from the state);

FIG. 2 is a schematic diagram of the structure of the present invention (output power engagement state).

In the figure: 1. Bearing seat; 2. Output shaft; 3. Permanent magnet rotor; 4. Gap adjustment mechanism; 5. Conductor rotor; 6. Electronic actuator; 7. Air gap; 8. Intermediate disc; pin; 10, heat sink; 31, back plate; 32, permanent disk; 33, permanent magnet; 41, fixed side plate; 42, movable sleeve; 43, shaft sleeve; 51, conductor plate; 52, steel plate; 53, Flange; 54, tightening sleeve.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

The utility model provides a convenient separation high-power permanent magnet clutch as shown in Figures 1-2, comprising a bearing seat 1, an output shaft 2 which is rotatably installed in the middle of the bearing seat 1 through the bearing, and the output shaft 2 is The left part is slidably installed with a permanent magnet rotor 3, the right end of the permanent magnet rotor 3 is rotated and installed with a clearance adjustment mechanism 4 through a bearing, and the right end of the clearance adjustment mechanism 4 is sleeved on the outside of the bearing seat 1, and the permanent magnet rotor 3 Magnetically cooperates with the conductor rotor 5, the gap adjustment mechanism 4 provides driving force through the electronic actuator 6 fixedly installed on the bearing seat 1 to push the permanent magnet rotor 3 to move axially along the output shaft 2, and adjusts the conductor rotor 5 and the permanent magnet rotor 5. The size of the air gap 7 between the magnetic rotors 3, when the output shaft 2 needs to be powered with the transmission shaft, the electronic actuator 6 pushes the gap adjustment mechanism 4 to move axially, and the output shaft 2 drives the permanent magnet rotor 3 and the adjustment. The gap mechanism 4 rotates relatively, while the gap adjustment mechanism 4 pushes the permanent magnet rotor 3 to move axially, so that the air gap 7 between the conductor rotor 5 and the permanent magnet rotor 3 is continuously reduced. A corresponding conductor disc 51 and the permanent magnet 33 are held together, and the conductor rotor 5 and the permanent magnet rotor 3 are prevented from being completely fitted by the limit of the center plate. Similarly, the permanent magnet rotor 3 is retracted under the retraction of the electronic actuator 6 Principle The conductor rotor 5 moves in the opposite axial direction, and the air gap 7 is increased to break free from the suction between the conductor disc 51 and the permanent magnet 33, so as to realize the separation of the conductor rotor 5 and the permanent magnet rotor 3, thereby realizing the output shaft 2 and the driven shaft. power disengagement between.

The clearance adjustment mechanism 4 is composed of a fixed side plate 41, a movable sleeve 42 and a shaft sleeve 43. The fixed side plate 41 is welded to the side of the movable sleeve 42, and the shaft sleeve 43 is sleeved with the outer side of the output shaft 2. And through the bearing and the movable sleeve 42 are rotatably connected, the fixed side plate 41 is fixedly installed and fixedly connected with the output end of the electronic actuator 6, so as to ensure that the clearance adjustment mechanism 4 can slide stably along the output shaft 2 through the shaft sleeve 43 in the axial direction, and through the shaft sleeve 43. The movable sleeve 42 cooperates with the fixed side plate 41 to slide axially when driven by the electronic actuator 6 .

The electronic actuator 6 is an electric push rod or an electric telescopic rod, and is electrically connected to the controller through a signal line, so as to facilitate remote control of the pushing or pulling distance of the electronic actuator 6 .

The permanent magnet rotor 3 is composed of a back plate 31 , a permanent magnetic disk 32 and a permanent magnet 33 . The middle part of the back plate 31 is welded and fixed to the shaft sleeve 43 , and the permanent magnet 33 is fixedly installed on the back plate 31 through the permanent magnetic disk 32 . The specific structure of the permanent magnet rotor 3 is disclosed, and the magnetic attraction is matched with the conductor disc 51 on the conductor rotor 5 through the permanent magnet 33 .

The left end of the output shaft 2 is fixedly installed with an intermediate disk 8, and a torsion pin 9 is inserted on the intermediate disk 8, and the torsion pin 9 passes through the back plate 31 of the permanent magnet rotor 3, and the intermediate disk 8 and the There is a gap of less than 1 mm between the conductor rotors 5. The cooperation between the torsion pin 9 and the intermediate disk 8 ensures that the permanent magnet rotor 3 can only move axially along the output shaft 2, and is limited by the intermediate disk 8. The conductor rotor 5 and the permanent magnet rotor 3 are prevented from being completely abutted, so as to avoid wear and tear during the bonding process and have a longer service life.

The conductor rotor 5 is composed of a conductor disc 51 , a steel disc 52 , a flange 53 and a tensioning sleeve 54 , the conductor disc 51 is fixedly installed on the edge of the steel disc 52 , and the tensioning sleeve 54 is fixed by the flange 53 . It is installed in the middle of the steel disc 52, and the steel disc 52 is fixedly connected with the driven shaft through the tensioning sleeve 54, and the power connection between the output shaft 2 and the driven shaft is realized by the attraction of the conductor rotor 5 and the permanent magnet rotor 3.

A heat sink 10 is laid on the left side of the conductor disc 51 to dissipate heat generated between the permanent magnet 33 and the conductor disc 51 to avoid heat accumulation on the conductor rotor 5 .

Finally, it should be noted that the above are only the preferred embodiments of the present invention, and are not intended to limit the present invention. , it can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements to some of its technical features, any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present utility model, All should be included within the protection scope of the present invention.

Claims (7)

1. The utility model provides a high-power permanent magnet clutch of portable separation, includes bearing frame (1), rotates through the bearing and installs output shaft (2) in bearing frame (1) middle part, its characterized in that: the left part slidable mounting of output shaft (2) has permanent magnet rotor (3), the right-hand member of permanent magnet rotor (3) rotates through the bearing and installs clearance adjusting mechanism (4), the right-hand member of clearance adjusting mechanism (4) cup joints in the outside of bearing frame (1), the cooperation is inhaled with conductor rotor (5) magnetism in permanent magnet rotor (3), clearance adjusting mechanism (4) provide drive power through bearing frame (1) last fixed mounting's electron actuating mechanism (6) and promote permanent magnet rotor (3) along output shaft (2) axial motion, adjust the size of air gap (7) between conductor rotor (5) and permanent magnet rotor (3).

2. The portable discrete high power permanent magnet clutch of claim 1 further characterized by: the clearance adjusting mechanism (4) is composed of a fixed side plate (41), a movable sleeve (42) and a shaft sleeve (43), the fixed side plate (41) is welded to the side face of the movable sleeve (42), the shaft sleeve (43) is sleeved on the outer side of the output shaft (2) and is rotatably connected with the movable sleeve (42) through a bearing, and the fixed side plate (41) is fixedly installed and fixedly connected with the output end of the electronic executing mechanism (6).

3. The portable discrete high power permanent magnet clutch of claim 2 further characterized by: the electronic actuating mechanism (6) is an electric push rod or an electric telescopic rod and is electrically connected with the controller through a signal line.

4. The portable discrete high power permanent magnet clutch of claim 1 further characterized by: the permanent magnet rotor (3) is composed of a back plate (31), a permanent magnet disc (32) and a permanent magnet (33), the middle of the back plate (31) is welded and fixed with a shaft sleeve (43), and the permanent magnet (33) is fixedly arranged on the side face of the back plate (31) through the permanent magnet disc (32).

5. The portable discrete high power permanent magnet clutch of claim 4 wherein: the left end fixed mounting of output shaft (2) has middle dish (8), it passes round pin (9) to peg graft on middle dish (8), and passes round pin (9) and pass backplate (31) of permanent magnet rotor (3), there is the clearance that is less than 1 millimeter between middle dish (8) and conductor rotor (5).

6. The portable discrete high power permanent magnet clutch of claim 1 further characterized by: the conductor rotor (5) is composed of a conductor disc (51), a steel disc (52), a flange (53) and a tensioning sleeve (54), the conductor disc (51) is fixedly installed at the edge position of the steel disc (52), the tensioning sleeve (54) is fixedly installed in the middle of the steel disc (52) through the flange (53), and the steel disc (52) is fixedly connected with a driven shaft through the tensioning sleeve (54).

7. The portable discrete high power permanent magnet clutch of claim 6 further including: and a radiating fin (10) is laid on the left side of the conductor disc (51).

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