CN210693713U - Rotor and hall magnetic ring equipment of assembling that magnetizes - Google Patents

Abstract

The utility model discloses a rotor and hall magnetic ring equipment of magnetizing, including magnetic ring magnetizing mechanism, rotor magnetizing mechanism, angular adjustment mechanism, rotor lift transplanting mechanism and point gum machine construct, magnetic ring magnetizing mechanism magnetizes the hall magnetic ring that does not magnetize, rotor magnetizing mechanism magnetizes the rotor, adjusts the horizontal position of hall magnetic ring through angular adjustment mechanism, point gum machine construct and sets up in one side of angular adjustment mechanism, utilize rotor lift transplanting mechanism to drive rotor horizontal migration, coat the glue solution in the pivot of rotor through point gum machine construct; the utility model discloses fill magnetic ring and magnetize mechanism, rotor and magnetize the mechanism collection and be in the same place, realize magnetizing and assemble integrative setting, improved greatly and magnetized assembly efficiency, reduced workman intensity of labour. Through two encoder designs, improve locating piece angle modulation precision, real-time supervision driving arm simultaneously avoids causing the precision to descend because of long-term use wearing and tearing, influences hall magnetic ring angle modulation's numerical value.

Description

Rotor and hall magnetic ring equipment of assembling that magnetizes

Technical Field

The utility model relates to the field of electric machines, in particular to rotor and hall magnetic ring equipment.

Background

The brushless motor adopts the permanent magnet rotor to cancel the electric brush, so that the problems are well solved, the noise is low, the operation is smooth, the service life is long, and the maintenance cost is low, so that the brushless motor gradually replaces the brush motor to become the mainstream of the market, and the demand is increased day by day.

However, the existing magnetizing assembly methods are all performed separately, and then the hall magnet ring is sleeved on the rotating shaft of the rotor, and usually, the hall magnet ring is installed by adopting a manual assembly method, so that an angle difference between the rotor main magnet ring and the hall magnet ring may occur, and the angle difference affects the difference between the positive and negative rotating speeds of the motor during no-load and load.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects existing in the prior art, the main purpose of the utility model is to overcome the defects of the prior art, and disclose a rotor and Hall magnetic ring magnetizing assembly device, which comprises a magnetic ring magnetizing mechanism, a rotor magnetizing mechanism, an angle adjusting mechanism, a rotor lifting transplanting mechanism and a glue dispensing mechanism, wherein the magnetic ring magnetizing mechanism magnetizes a non-magnetized Hall magnetic ring, the rotor magnetizing mechanism magnetizes a rotor, a positioning block for placing the magnetized Hall magnetic ring is arranged on the angle adjusting mechanism, the horizontal position of the Hall magnetic ring is adjusted through the angle adjusting mechanism, the glue dispensing mechanism is arranged at one side of the angle adjusting mechanism, the rotor after being magnetized is driven by the rotor lifting transplanting mechanism to horizontally move to the position right above the positioning block, and glue is dispensed on the rotating shaft of the rotor through the glue dispensing mechanism, and moving downwards to enable the Hall magnetic ring to be sleeved on the rotating shaft of the rotor, and fixing the rotor and the Hall magnetic ring through glue solution.

Further, the magnetic ring magnetizing mechanism comprises magnetic ring magnetizing equipment, a first air cylinder, a push block, a first air cylinder spring and the positioning block, the positioning block is arranged on the first air cylinder spring, the first air cylinder spring is arranged at the bottom of the magnetic ring magnetizing equipment, the positioning block protrudes out of the magnetic ring magnetizing equipment by utilizing the first air cylinder spring, the push block is arranged on the first air cylinder and is arranged right above the positioning block, and the first air cylinder drives the push block to move downwards.

Further, rotor magnetization mechanism includes rotor magnetization equipment, second cylinder spring and locking block, the locking block with the pivot tip cooperation of rotor, the locking block sets up on the second cylinder spring, the second cylinder spring sets up rotor magnetization equipment bottom utilizes the second cylinder spring makes the locking block outstanding in rotor magnetization equipment.

Further, angle adjustment mechanism includes rotating base, rotatory fluted disc, drive gear, worm gear speed reducer machine and first servo motor, rotatory fluted disc rotates to set up on the rotating base, the locating piece sets up on the rotatory fluted disc, drive gear sets up the output of worm gear speed reducer machine, and with rotatory fluted disc meshing utilizes first servo motor drive the worm gear speed reducer machine makes drive gear drive rotatory fluted disc rotates.

And the two encoders are arranged and are used for respectively acquiring the rotation angles of the output shafts of the rotary fluted disc and the worm gear speed reducer.

Furthermore, three positioning points which are arranged in a triangular shape are convexly arranged on the upper surface of the positioning block.

Further, the rotor lifting and transferring mechanism comprises a hand grip for gripping the rotor, a mounting plate, a horizontal moving mechanism and a vertical moving mechanism, the horizontal moving mechanism is arranged on the vertical moving mechanism, the hand grip is arranged on the horizontal moving mechanism through the mounting plate, the vertical moving mechanism is used for driving the hand grip to vertically move, and the horizontal moving mechanism is used for driving the hand grip to horizontally move.

Further, the vertical moving mechanism comprises a mounting base, a sliding block, a guide rail, a screw rod and a second servo motor, the guide rail and the screw rod are arranged on the mounting base in parallel and vertically, the second servo motor is connected with the screw rod through a coupler, the sliding block is arranged on the screw rod and the guide rail, the horizontal moving mechanism is arranged on the sliding block, and the second servo motor is used for driving the screw rod to rotate so as to enable the horizontal moving mechanism to vertically move along the guide rail; the horizontal moving mechanism is a rodless cylinder.

Further, the gripper comprises a cylinder, a gripper sleeve and a gripper head, the gripper head comprises a body and at least three gripping parts, the body is a cylindrical column, the gripping parts are arranged at one end of the body in a surrounding mode to form an annular structure, gaps are reserved between every two adjacent gripping parts, the side wall of each gripping part is provided with an inclined arc surface from top to bottom and from inside to outside, and the bottom of each gripping part is a horizontal plane; the gripping part is sleeved outside the gripping head, the cylinder and the gripping sleeve are fixedly arranged on the horizontal moving mechanism, the cylinder is connected with the gripping head, and the cylinder drives the gripping head to move into the gripping sleeve so as to enable the gripping part to contract inwards.

Further, the dispensing mechanism comprises a V-shaped support, a second air cylinder and dispensing devices, the dispensing devices are symmetrically arranged on the V-shaped support, the V-shaped support is arranged on the second air cylinder, and the second air cylinder is used for driving the V-shaped support to horizontally move, so that the rotor is positioned between the two dispensing devices;

the dispensing device comprises a dispensing head and a third air cylinder, the dispensing head is arranged on the third air cylinder, and the third air cylinder is utilized to drive the dispensing head to move towards the rotor.

The utility model discloses the beneficial effect who gains:

the utility model discloses fill magnetic ring and magnetize mechanism, rotor and magnetize the mechanism collection and be in the same place, realize magnetizing and assemble integrative setting, improved greatly and magnetized assembly efficiency, reduced workman intensity of labour. And an angle adjusting mechanism is arranged to realize the electric adjustment of the angle of the Hall magnetic ring. Through two encoder designs, improve locating piece angle modulation precision, real-time supervision driving arm simultaneously avoids causing the precision to descend because of long-term use wearing and tearing, influences hall magnetic ring angle modulation's numerical value.

Drawings

Fig. 1 is a schematic structural view of a magnetizing and assembling device for a rotor and a hall magnet ring according to the present invention;

FIG. 2 is a schematic structural view of a magnetic ring magnetizing mechanism;

FIG. 3 is a schematic view of a positioning block;

FIG. 4 is a schematic structural view of a rotor magnetizing mechanism;

FIG. 5 is a schematic structural view of an angle adjustment mechanism;

FIG. 6 is a schematic structural view of a rotor lifting transplanting mechanism;

FIG. 7 is a schematic structural view of a vertical moving mechanism;

FIG. 8 is a schematic view of the horizontal movement mechanism and the gripper assembly;

FIG. 9 is a schematic view of the gripper;

FIG. 10 is a schematic view of the structure of the gripper head;

FIG. 11 is a schematic structural view of a dispensing mechanism;

the reference numbers are as follows:

1. the magnetic ring magnetizing device comprises a magnetic ring magnetizing mechanism, 2, a rotor magnetizing mechanism, 3, an angle adjusting mechanism, 4, a rotor lifting transplanting mechanism, 5, a glue dispensing mechanism, 6, a positioning block, 11, magnetic ring magnetizing equipment, 12, a first air cylinder, 13, a push block, 14, an air cylinder spring, 21, rotor magnetizing equipment, 22, a second air cylinder spring, 31, a rotating base, 32, a rotating fluted disc, 33, a transmission gear, 34, a worm and gear reducer, 35, a first servo motor, 36, an encoder, 41, a gripper, 42, a mounting plate, 43, a horizontal moving mechanism, 44, a vertical moving mechanism, 61, a positioning point, 411, an air cylinder, 412, a gripper sleeve, 413, a gripper head, 414, a body, 415, a gripper portion, 416, an oblique arc surface, 441, a base, 442, a sliding block, 443, a guide rail, 444, a screw rod, 445 and a second servo motor.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

A rotor and Hall magnetic ring magnetizing assembly device comprises a magnetic ring magnetizing mechanism 1, a rotor magnetizing mechanism 2, an angle adjusting mechanism 3, a rotor lifting transplanting mechanism 4 and a glue dispensing mechanism 5, wherein the magnetic ring magnetizing mechanism magnetizes a non-magnetized Hall magnetic ring, the rotor magnetizing mechanism 2 magnetizes a rotor, a positioning block 6 is arranged on the angle adjusting mechanism 3, the magnetized Hall magnetic ring is placed on the positioning block 6, and the Hall magnetic ring is driven to horizontally rotate through the angle adjusting mechanism 3, as shown in figure 1. Preferably, three positioning points 61 in a triangular structure are convexly arranged on the upper surface of the positioning block 6; therefore, the Hall magnetic ring can be guaranteed to be placed on the positioning block 6 at the same position every time. The glue dispensing mechanism 5 is arranged on one side of the angle adjusting mechanism 3, and the rotor lifting and transplanting mechanism 4 is used for grabbing the rotor and driving the rotor to move between the rotor magnetizing mechanism 2 and the angle adjusting mechanism 3. When the rotor is moved to a position right above the positioning block 6 of the angle adjusting mechanism 3, the rotating shaft of the rotor is subjected to glue dispensing through the glue dispensing mechanism 5, namely glue is coated on the rotating shaft of the rotor and is used for bonding the Hall magnetic ring. After dispensing, the rotor is driven to move downwards by the rotor lifting and transplanting mechanism 4, so that the rotating shaft is arranged in the Hall magnetic ring, and the rotor and the Hall magnetic ring are fixed by glue solution.

As shown in fig. 2-3, the magnetic ring magnetizing mechanism 1 includes a magnetic ring magnetizing device 11, a first cylinder 12, a pushing block 13, a first cylinder spring 14 and a positioning block 6, the positioning block 6 is disposed on the first cylinder spring 14, the first cylinder spring 14 is disposed at the bottom of the magnetic ring magnetizing device 11, the positioning block 6 protrudes out of the magnetic ring magnetizing device 11 by using the first cylinder spring 14, the pushing block 13 is disposed on the first cylinder 12 and is disposed right above the positioning block 6, and the pushing block 13 is driven to move down by using the first cylinder 12. The Hall magnetic ring is provided with a positioning hole matched with the positioning point 61; fixing and positioning the Hall magnetic ring; the fixing function refers to the installation of the Hall magnetic ring, so that the Hall magnetic ring is prevented from shaking left and right; the positioning function refers to: each angle of hall magnetic ring is the same when not magnetizing, and has its independent magnetic field after magnetizing, and the magnetic ring is the ring shape again, can't distinguish the magnetic field direction after taking off, through the setting of setpoint 61, can know the magnetic field direction, and the convenience is being put in next equipment. The type of the magnetic ring magnetizing equipment 11 is M-Uulse C81074. When the magnetic ring magnetizing device is used, the non-magnetized Hall magnetic ring is placed on the positioning block 6 and corresponds to the positioning point 61, then the first air cylinder 12 drives the push block 13 to move downwards, the Hall magnetic ring is further pushed to enter the magnetic ring magnetizing device 11, and meanwhile, the first air cylinder spring 14 is compressed to store force; after the magnetization is finished, the first cylinder 12 drives the push block 13 to move upwards, and meanwhile, the first cylinder spring 14 pushes the hall magnetic ring which is finished with the magnetization to move upwards and protrude out of the magnetic ring magnetization equipment 11, so that a worker can conveniently take away the hall magnetic ring which is not magnetized and put in the hall magnetic ring which is not magnetized again.

As shown in fig. 1 and 4, the rotor magnetizing mechanism 2 includes a rotor magnetizing device 21, a second cylinder spring 22, and a locking block, the locking block is engaged with the end of the rotating shaft of the rotor, the locking block is disposed on the second cylinder spring 22, the second cylinder spring 22 is disposed at the bottom of the rotor magnetizing device 21, and the locking block protrudes from the rotor magnetizing device 21 by using the second cylinder spring 22. When the rotor magnetizing device is used, one end of the rotor is fixed through the rotor lifting transplanting mechanism 4, the other end of the rotor is arranged on the locking block, the rotor is driven to move downwards through the rotor lifting transplanting mechanism 4 to enter the rotor magnetizing device 21, and in the process, the locking block moves downwards and the second cylinder spring 22 is compressed; after the magnetizing is finished, the rotor lifting transplanting mechanism 4 drives the rotor to move upwards; the stability of the rotor in the up-down moving process and the magnetizing process is ensured by fixing the two ends of the rotor. The rotor magnetizing device 21 can be selected from M-Ulse C81075.

As shown in fig. 5, the angle adjusting mechanism 3 includes a rotating base 31, a rotating toothed disc 32, a transmission gear 33, a worm gear reducer 34, and a first servo motor 35, wherein the rotating toothed disc 32 is rotatably disposed on the rotating base 31, the positioning block 6 is disposed on the rotating toothed disc 3, the transmission gear 33 is disposed at an output end of the worm gear reducer 34 and is engaged with the rotating toothed disc 32, and the first servo motor 35 drives the worm gear reducer 34 to rotate the transmission gear 33. In a preferred embodiment, the device further comprises two encoders 36, and the two encoders 36 are respectively connected with the output shafts of the rotary fluted disc 32 and the worm gear reducer 34 and are used for acquiring the rotation angles of the output shafts of the rotary fluted disc 32 and the worm gear reducer 34. The angle adjusting mechanism 3 is arranged, so that the angle of the Hall magnetic ring can be conveniently changed, and the rotating angle can be controlled to be 0.01 degrees; knowing that the difference of the positive and negative rotating speeds is influenced by the difference of the angles between the rotor and the Hall magnetic ring, the installation angle between the rotor and the Hall magnetic ring needs to be adjusted, so that the positive and negative rotating speeds are approximately consistent; in addition, after the rotor is punched by the rotor magnetizing mechanism 2, the rotor is moved to the position above the angle adjusting mechanism 3 by the rotor lifting transplanting mechanism 4, and at the moment, the angle of the rotor is not changed, namely the direction of a magnetic field is not changed; the angle between the rotor and the Hall magnetic ring can be adjusted only by horizontally rotating the Hall magnetic ring through the angle adjusting mechanism 3; after the installation is finished, the rotor is taken down for testing; if the difference of the positive and negative rotation speeds is large, angle adjustment is continuously carried out through the angle adjusting mechanism 3 until the positive and negative rotation speeds of the rotor approach to the same; then, the adjustment angle is recorded, and when the rotor with the same model is produced next time, the adjustment is not needed, and the angle adjustment mechanism 3 is directly controlled to rotate to a specified angle. After debugging is completed, adjustment is not needed in the assembly process. In addition, two encoders 36 are arranged for angle acquisition, firstly, the rotation angle of the rotating fluted disc 32 can be accurately adjusted, secondly, the transmission ratio between the transmission gear 33 and the rotating fluted disc 32 is fixed, but the transmission ratio is likely to cause abrasion after long-term use, so that the precision is insufficient, a real-time transmission ratio can be obtained through the two encoders 36, and when the real-time transmission ratio is not within the preset transmission ratio range, the angle adjusting mechanism 3 cannot meet the current precision requirement and needs to be replaced; through the setting of encoder, guarantee angle adjustment mechanism 3 pivoted precision.

As shown in fig. 6 to 10, the rotor lifting and transferring mechanism 4 includes a gripper 41 for gripping the rotor, a mounting plate 42, a horizontal moving mechanism 43, and a vertical moving mechanism 44, the horizontal moving mechanism 43 is provided on the vertical moving mechanism 44, the gripper 41 is provided on the horizontal moving mechanism 43 through the mounting plate 42, the gripper 41 is driven to vertically move by the vertical moving mechanism 44, and the gripper 41 is driven to horizontally move by the horizontal moving mechanism 43. Thereby realizing the horizontal transplanting of the rotor.

As shown in fig. 6 to 8, the vertical moving mechanism 44 includes a mounting base 441, a slider 442, a guide rail 443, a screw rod 444, and a second servo motor 445, wherein the guide rail 443 and the screw rod 444 are vertically disposed on the mounting base 441 in parallel, and two guide rails 443 are disposed on both sides of the screw rod 444. The second servomotor 445 is fixed to the mounting base 441 and is connected to the lead screw 444 through a coupling, the slider 442 is provided on the guide rail 443 and the lead screw 444, and the horizontal movement mechanism 43 is provided on the slider 442, and the lead screw 444 is driven to rotate by the second servomotor 445, so that the horizontal movement mechanism 43 vertically moves along the guide rail 443. The horizontal moving mechanism 43 comprises a rodless cylinder 431, the rodless cylinder is horizontally arranged, compared with a rod cylinder, the size of the horizontal moving mechanism 43 is greatly reduced, and meanwhile, the stability of the horizontal movement of the hand grip 41 is improved. In addition, in order to further improve the stability of the horizontal movement of the gripper 41, a slide rail 432 is provided in parallel above or below the rodless cylinder 431, and the mounting plate 42 is slidably provided on the slide rail 432 via a slider 433.

As shown in fig. 9-10, the gripper 41 may use a gripper cylinder, but in order to improve the strength of the gripper, in a preferred embodiment, the gripper 41 includes a cylinder 411, a gripper sleeve 412 and a gripper head 413, the gripper head 413 includes a body 414 and at least three gripping portions 415, the gripping portions 415 of the body 414 form a ring structure around one end of the body 414, and a gap is formed between adjacent gripping portions 415, the side wall of the gripping portion 415 has an inclined arc surface 416 from top to bottom and from inside to outside, and the bottom is a plane; the grabbing sleeve 412 is sleeved outside the grabbing head 413, the air cylinder 411 and the grabbing sleeve 412 are fixedly arranged on the horizontal moving mechanism 43, the air cylinder 411 is connected with the grabbing head 413, the grabbing head 413 is driven by the air cylinder 411 to move towards the grabbing sleeve 412, the grabbing part is retracted inwards, and the grabbing of the rotating shaft of the rotor is achieved. Specifically, when the novel electric wrench is used, a worker stretches the rotating shaft of the rotor into the grabbing head 413, the hollow structure in the body 413 is used for accommodating the rotating shaft, the plane of the bottom of the clamping portion 415 is attached to the rotor, then the control cylinder 411 drives the grabbing head 413 to move towards the grabbing sleeve 412, and the clamping portion 413 gathers inwards to clamp the rotor. Through the setting of the clamping portion 415 bottom plane, in the rotor magnetizing process, the acceptance surface of the chuck 413 is the bottom, and the plane is attached to the rotor end face, so that the stability of the rotor when clamping is guaranteed. Wherein, in order to further improve the clamping strength of the gripping head 413, the air cylinder 411 uses a double-force air cylinder. In one embodiment, the body 414 is provided with a guide groove 417, and correspondingly, a matching guide block (not shown) is provided on the inner wall of the grip sleeve 412, and after the grip sleeve 412 and the grip head 413 are assembled, the guide block is slidably provided in the guide groove 417 to prevent the grip sleeve 412 and the grip head 413 from coaxially rotating; thereby causing the angle offset when the rotor and the Hall magnetic ring are installed.

As shown in fig. 11, the dispensing mechanism 5 includes a V-shaped support 51, a second air cylinder 52 and a dispensing device 53, the dispensing device 52 is symmetrically arranged on the V-shaped support 51, the V-shaped support is arranged on the second air cylinder 52, and the second air cylinder 52 is used for driving the V-shaped support 51 to move horizontally, so that the rotor is located between the two dispensing devices 53; namely, when the rotor moves above the angle adjusting mechanism 3, the V-shaped bracket 51 is driven by the second air cylinder 52 to move towards the rotor, so that the two glue dispensing devices 53 are positioned at two sides of the rotor, and glue is dispensed on the rotating shaft of the rotor by the glue dispensing devices 53; when the rotor is not in work, the second air cylinder 52 drives the V-shaped bracket 51 to move towards the direction away from the rotor, so that the influence on the normal movement of the rotor is avoided.

The dispensing device 53 includes a dispensing head 531 and a third cylinder 532, the dispensing head 531 is disposed on the third cylinder 532, and the third cylinder 532 is utilized to drive the dispensing head 531 to move toward the rotor.

When the utility model is used, as shown in fig. 1-11, firstly, a worker places a hall magnetic ring which is not magnetized on a positioning block 6 of a magnetic ring magnetizing mechanism 1 according to a positioning point 61, inserts one end of a rotor which is not magnetized into a grabbing head 413, and drives the grabbing head 413 to move through a cylinder 411 so as to clamp the rotor tightly; then starting the equipment, and controlling through ULC, wherein the ULC can be selected from SIEMENZ S7-1200 series; magnetizing the Hall magnetic ring and the rotor through the magnetic ring magnetizing mechanism 1 and the rotor magnetizing mechanism 2, manually removing the Hall magnetic ring after the magnetizing is finished, placing the magnetized Hall magnetic ring on the positioning block 6 of the angle adjusting mechanism 3, and then placing the non-magnetized Hall magnetic ring on the positioning block of the magnetic ring magnetizing mechanism 1; the equipment is started, the rotor is horizontally moved to the position right above the angle adjusting mechanism 3 through the rotor lifting transplanting mechanism 4, the second cylinder 52 drives the glue dispensing device 53 to move towards the rotor until the glue dispensing device 53 is positioned on two sides of the rotor, then the glue dispensing head 531 is driven to move towards the rotor through the third cylinder 532, the glue dispensing head 531 is used for dispensing glue after stopping, and after the glue dispensing mechanism 5 is reset and is far away from the rotor. And then the rotor is driven to move downwards by the rotor lifting transplanting mechanism 4, so that the lower end of the rotating shaft of the rotor is inserted into the Hall magnetic ring and is fixed by glue solution, and the Hall magnetic ring and the rotor are installed.

The above are only preferred embodiments of the present invention, and are not intended to limit the scope of the present invention; the scope of the appended claims should be accorded the broadest interpretation so as to encompass all such modifications and equivalent arrangements as is within the spirit and scope of the present invention.

Claims (10)

1. A magnetizing and assembling device for a rotor and a Hall magnetic ring is characterized by comprising a magnetic ring magnetizing mechanism, a rotor magnetizing mechanism, an angle adjusting mechanism, a rotor lifting and transplanting mechanism and a spot gluing mechanism, the magnet ring magnetizing mechanism magnetizes the hall magnet ring which is not magnetized, the rotor magnetizing mechanism magnetizes the rotor, the angle adjusting mechanism is provided with a positioning block for placing the magnetized Hall magnetic ring, the horizontal position of the Hall magnetic ring is adjusted through an angle adjusting mechanism, the glue dispensing mechanism is arranged on one side of the angle adjusting mechanism, the rotor lifting transplanting mechanism is utilized to drive the magnetized rotor to horizontally move to the position right above the positioning block, and dispensing the glue on the rotating shaft of the rotor through the glue dispensing mechanism, moving down to enable the Hall magnetic ring to be sleeved on the rotating shaft of the rotor, and fixing the rotor and the Hall magnetic ring through glue solution.

2. The rotor and hall magnet ring magnetizing assembly device as claimed in claim 1, wherein the magnet ring magnetizing mechanism comprises a magnet ring magnetizing device, a first cylinder, a push block, a first cylinder spring and the positioning block, the positioning block is disposed on the first cylinder spring, the first cylinder spring is disposed at the bottom of the magnet ring magnetizing device, the positioning block protrudes out of the magnet ring magnetizing device by the first cylinder spring, the push block is disposed on the first cylinder and is disposed right above the positioning block, and the push block is driven to move down by the first cylinder.

3. The rotor and hall magnet ring magnetizing assembly device as claimed in claim 1, wherein the rotor magnetizing mechanism comprises a rotor magnetizing device, a second cylinder spring and a locking block, the locking block is engaged with the end of the rotating shaft of the rotor, the locking block is disposed on the second cylinder spring, the second cylinder spring is disposed at the bottom of the rotor magnetizing device, and the locking block is protruded from the rotor magnetizing device by the second cylinder spring.

4. The rotor and hall magnetic ring magnetizing assembly device as claimed in claim 1, wherein the angle adjusting mechanism comprises a rotating base, a rotating toothed disc, a transmission gear, a worm and gear speed reducer and a first servo motor, the rotating toothed disc is rotatably disposed on the rotating base, the positioning block is disposed on the rotating toothed disc, the transmission gear is disposed at an output end of the worm and gear speed reducer and is engaged with the rotating toothed disc, and the worm and gear speed reducer is driven by the first servo motor to drive the transmission gear to rotate the rotating toothed disc.

5. The magnetizing and assembling device for the rotor and the hall magnetic ring as claimed in claim 4, further comprising two encoders for respectively acquiring rotation angles of the rotating fluted disc and the output shaft of the worm and gear reducer.

6. The magnetizing and assembling device for the rotor and the hall magnetic ring as claimed in claim 1, wherein the positioning block is provided with three positioning points arranged in a triangular shape protruding from the upper surface thereof.

7. The rotor and hall magnet ring magnetizing and assembling equipment as claimed in claim 1, wherein the rotor lifting and transferring mechanism comprises a hand grip for gripping the rotor, a mounting plate, a horizontal moving mechanism and a vertical moving mechanism, the horizontal moving mechanism is arranged on the vertical moving mechanism, the hand grip is arranged on the horizontal moving mechanism through the mounting plate, the vertical moving mechanism is used for driving the hand grip to move vertically, and the horizontal moving mechanism is used for driving the hand grip to move horizontally.

8. The magnetizing and assembling device for the rotor and the hall magnetic ring as claimed in claim 7, wherein the vertical moving mechanism comprises a mounting base, a slider, a guide rail, a screw rod and a second servo motor, the guide rail and the screw rod are arranged on the mounting base in parallel and vertically, the second servo motor is connected with the screw rod through a coupling, the slider is arranged on the screw rod and the guide rail, the horizontal moving mechanism is arranged on the slider, and the second servo motor is used for driving the screw rod to rotate, so that the horizontal moving mechanism vertically moves along the guide rail; the horizontal moving mechanism is a rodless cylinder.

9. The rotor and hall magnetic ring magnetizing and assembling device as claimed in claim 7, wherein the gripper comprises a cylinder, a gripper sleeve and a gripper head, the gripper head comprises a body and at least three gripping parts, the body is a cylindrical cylinder, the gripping parts are arranged around one end of the body to form an annular structure, a gap is formed between every two adjacent gripping parts, the side walls of the gripping parts are provided with inclined arc surfaces from top to bottom and from inside to outside, and the bottom is a horizontal plane; the gripping part is sleeved outside the gripping head, the cylinder and the gripping sleeve are fixedly arranged on the horizontal moving mechanism, the cylinder is connected with the gripping head, and the cylinder drives the gripping head to move into the gripping sleeve so as to enable the gripping part to contract inwards.

10. The magnetizing and assembling device for the rotor and the hall magnet ring as claimed in claim 7, wherein the dispensing mechanism comprises a V-shaped bracket, a second air cylinder and a dispensing device, the dispensing device is symmetrically arranged on the V-shaped bracket, the V-shaped bracket is arranged on the second air cylinder, and the second air cylinder is used for driving the V-shaped bracket to move horizontally, so that the rotor is located between the two dispensing devices;

the dispensing device comprises a dispensing head and a third air cylinder, the dispensing head is arranged on the third air cylinder, and the third air cylinder is utilized to drive the dispensing head to move towards the rotor.

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