CN115972409A

CN115972409A - Chamfer machining mechanism for machining permanent magnet

Info

Publication number: CN115972409A
Application number: CN202211598505.3A
Authority: CN
Inventors: 王俊
Original assignee: Dongguan Jianghe Magnetic Technology Co ltd
Current assignee: Dongguan Jianghe Magnetic Technology Co ltd
Priority date: 2022-12-14
Filing date: 2022-12-14
Publication date: 2023-04-18

Abstract

The invention discloses a chamfer processing mechanism for processing a permanent magnet, belonging to the field of processing of permanent magnets; including the material loading module, the material loading module has the unloading module, be equipped with chamfer processing seat between material loading module and the unloading module, the both sides of chamfer processing seat are equipped with chamfer processing module, through placing the magnetic ring between two material loading side baffles, the magnetic ring rolls down under the effect of gravity, chamfer processing seat is located the below of feed opening this moment, the magnetic ring of below falls into behind the chamfer processing seat, first slider promotes the forward motion through the cylinder, the installation piece is located the feed opening below and contradicts the magnetic ring of top and prevent that the magnetic ring from continuing the whereabouts on the processing seat, after chamfer processing seat moves forward and targets in place, two conflict revolving blocks are fixed to the magnetic ring on the chamfer processing seat through the conflict completion, it is rotatory that back first motor drives the revolving block of contradicting, it is rotatory that the revolving block of contradicting drives the magnetic ring, chamfer blade holder downstream is through the revolving block of contradicting to carry out chamfer processing to the magnetic ring.

Description

Chamfer machining mechanism for machining permanent magnet

Technical Field

The utility model belongs to the permanent magnet processing field, concretely relates to chamfer processing agency for permanent magnet processing.

Background

At present, in the field of brushless motors, permanent magnetic ferrite rings (also referred to as magnetic steels for short) are widely used. The permanent magnetic ferrite magnetic ring is fixed with the motor shaft and is driven by a magnetic field generated by the stator coil at the outer side to rotate at a high speed so as to drive the motor shaft to rotate. In order to ensure the reliable connection of the permanent magnetic ferrite ring and the motor shaft and prevent the permanent magnetic ferrite ring and the motor shaft from being separated during high-speed rotation, the permanent magnetic ferrite ring and the motor shaft are connected by plastic parts such as PP, PPS and the like, and the permanent magnetic ferrite ring, the motor shaft and the motor shaft are integrally formed into a rotor assembly through an injection mold. In order to facilitate the installation of the permanent magnetic ferrite magnetic ring, the permanent magnetic ferrite magnetic ring needs to be chamfered, most of the existing chamfering processing modes of the permanent magnetic ferrite magnetic ring are processed by a grinding wheel in a manual feeding mode, the chamfering efficiency is low, the accuracy of the feeding position is poor due to manual subjective factors, and the chamfering quality is unstable. The existing automatic feeding device has the advantages that the workpiece is moved by driving feeding through the cam, the processing equipment is large in size and complex in structure, or the workpiece is stirred through the stirring piece, so that the latter workpiece impacts the former workpiece to drive the workpiece to move forwards, the size of the equipment is reduced, chamfering efficiency is improved, the workpiece to be machined is easy to impact and damage, discharging is not convenient after chamfering, and the defective rate is high.

Disclosure of Invention

To prior art's not enough, this disclosed aim at provides a chamfer processing agency for permanent magnet processing, has solved among the prior art automatic chamfer processing automatic feeding of ring magnet and has waited the problem of machined part because of the striking damage easily.

The purpose of the disclosure can be realized by the following technical scheme:

a chamfer machining mechanism for machining a permanent magnet comprises a feeding module, wherein a blanking module is arranged at the lower end of the feeding module, a chamfer machining seat is arranged between the feeding module and the blanking module, chamfer machining modules are arranged on two sides of the chamfer machining seat, the feeding module is fixedly installed on an installation desktop, the chamfer machining module comprises a first installation block, an inclined installation surface and a first installation guide rail are arranged on the installation desktop, the blanking module is fixedly installed on the inclined installation surface, the first installation block is movably installed on the first installation guide rail, a first installation chute is formed in the first installation block, the axial direction of the first installation chute is perpendicular to the first installation guide rail, a second installation block is movably installed in the first installation chute, a first motor is fixedly installed on the second installation block, a collision rotating block is fixedly installed on a main shaft of the first motor, a second installation chute is formed in a vertical plate on the side face of the second installation block, a tool apron is movably installed in the second installation chute, and a chamfer cutter seat is installed on the chamfer; the chamfering processing seat is fixedly arranged on the first sliding block, a guide rail in the vertical direction is fixedly arranged on the installation desktop, and the first sliding block is movably arranged on the guide rail;

the feeding module comprises a third mounting plate, a feeding inclined plate is fixedly mounted on the third mounting plate, feeding side baffles are arranged on two sides of the feeding inclined plate, a discharging hole is formed in the third mounting plate, the lower end of the feeding inclined plate is located on one side, away from the chamfering processing seat, of the discharging hole, a stop baffle is arranged on one side, close to the chamfering processing seat, of the discharging hole, a processing seat upper mounting block is arranged above the chamfering processing seat, through the design, a magnetic ring is placed between the two feeding side baffles during chamfering processing of a magnet, the magnetic ring rolls downwards under the action of gravity, the chamfering processing seat is located below the discharging hole at the moment, the lowermost magnetic ring falls into the chamfering processing seat from the discharging hole, and after falling into the chamfering processing seat, a first sliding block moves forwards through pushing of an air cylinder, and the processing seat upper mounting block is located below the discharging hole to resist the upper magnetic ring to prevent the magnetic ring from continuously falling;

the chamfering processing seat is movably installed on a lower processing seat installation block, a second installation hole is formed in the lower processing seat installation block, a first installation hole is formed in the chamfering processing seat, the first installation hole is movably installed in the second installation hole through rotating shaft fire, when the chamfering processing seat moves forwards in place, the second installation block enables the conflict rotary blocks on the two sides of the chamfering processing seat to move oppositely through the driving of an air cylinder or a lead screw, the two conflict rotary blocks complete the fixing of a magnetic ring on the chamfering processing seat through conflict, a first motor drives the conflict rotary blocks to rotate, the conflict rotary blocks rotate to drive the magnetic ring to rotate, a chamfering tool apron moves downwards to conduct chamfering processing on the magnetic ring through the conflict rotary blocks, further, the second installation block can move upwards to be adjusted and can be driven by the air cylinder or the lead screw, and the second installation block moves upwards after the two conflict rotary blocks complete the fixing of the magnetic ring on the chamfering processing seat through conflict, so that the magnetic ring on the second installation chute is prevented from interfering with the second installation chute; after the magnetic ring is machined, the chamfering machining seat rotates downwards, so that the machined magnetic ring rolls downwards into the blanking module to complete blanking, and the chamfering machining seat can be driven by the motor to rotate around the first mounting hole.

The beneficial effect of this disclosure:

1. according to the invention, the feeding and discharging of the chamfering processing seat are realized by the gravity of the belt processing piece and the balancing weight, so that the stability of automatic feeding and discharging of the magnet chamfering is ensured;

2. according to the invention, the magnetic ring is placed between the two feeding side surface baffles, the magnetic ring rolls downwards under the action of gravity, the chamfering processing seat is positioned below the feeding port at the moment, so that the magnetic ring at the lowest part falls into the chamfering processing seat from the feeding port, after the magnetic ring falls into the chamfering processing seat, the first sliding block moves forwards under the push of the air cylinder, the mounting block on the processing seat is positioned below the feeding port and used for butting against the magnetic ring at the upper part to prevent the magnetic ring from continuously falling, after the chamfering processing seat moves forwards to a proper position, the second mounting block enables the butting rotary blocks at two sides of the chamfering processing seat to move oppositely through the drive of the air cylinder or a screw rod, the two butting rotary blocks complete the fixation of the magnetic ring on the chamfering processing seat through butting, then the first motor drives the butting rotary blocks to rotate, the butting rotary blocks rotate to drive the magnetic ring to rotate, and the chamfering tool apron moves downwards to perform chamfering processing through the butting rotary blocks.

Drawings

In order to more clearly illustrate the embodiments or technical solutions of the present disclosure, the drawings used in the embodiments or technical solutions of the present disclosure will be briefly described below, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic overall structure diagram of an embodiment of the present disclosure;

FIG. 2 is a schematic cross-sectional view of an embodiment of the disclosure in its entirety;

FIG. 3 is a schematic structural diagram of a loading module according to an embodiment of the disclosure;

FIG. 4 is a schematic structural diagram of a blanking module according to an embodiment of the disclosure;

FIG. 5 is a schematic view of an installation of a chamfer machining seat according to an embodiment of the present disclosure;

FIG. 6 is a schematic view of a chamfer processing seat according to an embodiment of the present disclosure

FIG. 7 is an installation schematic diagram of a material loading sloping plate according to the embodiment of the disclosure;

FIG. 8 is a schematic structural diagram of a third mounting plate of an embodiment of the present disclosure;

FIG. 9 is a schematic view of a collision cantilever according to an embodiment of the present disclosure;

FIG. 10 is a schematic view of an installation of a drive slide according to an embodiment of the disclosure;

fig. 11 is a schematic structural diagram of a driving slider according to an embodiment of the disclosure.

Detailed Description

The technical solutions in the embodiments of the present disclosure will be clearly and completely described below with reference to the drawings in the embodiments of the present disclosure, and it is obvious that the described embodiments are only a part of the embodiments of the present disclosure, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without inventive step, are intended to be within the scope of the present disclosure.

As shown in fig. 1 to 11, a chamfer processing mechanism for processing a permanent magnet includes a feeding module 3, a blanking module 4 is arranged at the lower end of the feeding module 3, a chamfer processing seat 5 is arranged between the feeding module 3 and the blanking module 4, chamfer processing modules 2 are arranged on both sides of the chamfer processing seat 5, the feeding module 3 is fixedly mounted on a mounting table top 1, the chamfer processing module 2 includes a first mounting block 21, the mounting table top 1 is provided with an inclined mounting surface 11 and a first mounting rail 12, the blanking module 4 is fixedly mounted on the inclined mounting surface 11, the first mounting block 21 is movably mounted on the first mounting rail 12, the first mounting block 21 is provided with a first mounting chute 22, the axial direction of the first mounting chute 22 is perpendicular to the first mounting rail 12, a second mounting block 23 is movably mounted in the first mounting chute 22, a first motor 24 is fixedly mounted on the second mounting block 23, a spindle of the first motor 24 is fixedly mounted with a collision rotating block 28, a second mounting chute 25 is provided on a vertical plate on the side of the second mounting chute 23, a movable mounting chute 25 is provided with a chamfer cutter seat 26, and a chamfer cutter 27 is mounted on the chamfer cutter seat 27; the chamfering processing seat 5 is fixedly arranged on the first sliding block 51, a vertical guide rail is fixedly arranged on the installation table top 1, and the first sliding block 51 is movably arranged on the guide rail;

the feeding module 3 comprises a third mounting plate 31, a feeding inclined plate 34 is fixedly mounted on the third mounting plate 31, feeding side baffles 33 are arranged on two sides of the feeding inclined plate 34, a discharging hole 35 is formed in the third mounting plate 31, the lower end of the feeding inclined plate 34 is positioned on one side, away from the chamfering processing seat 5, of the discharging hole 35, a stopping baffle plate 36 is arranged on one side, close to the chamfering processing seat 5, of the discharging hole 35, a processing seat upper mounting block 7 is arranged above the chamfering processing seat 5, through the design, a magnetic ring is placed between the two feeding side baffles 33 during chamfering processing of the magnet, the magnetic ring rolls downwards under the action of gravity, the chamfering processing seat 5 is positioned below the discharging hole 35, the lowest magnetic ring falls into the chamfering processing seat 5 from the discharging hole 35, the magnetic ring falls into the chamfering processing seat 5, a first sliding block 51 moves forwards under the pushing of an air cylinder, and the processing seat upper mounting block 7 is positioned below the discharging hole 35 to prevent the magnetic ring from continuously falling;

the chamfering processing seat 5 is movably installed on the lower processing seat installation block 6, a second installation hole 62 is formed in the lower processing seat installation block 6, a first installation hole 53 is formed in the chamfering processing seat 5, the first installation hole 53 is movably installed on the second installation hole 62 through rotating shaft fire, when the chamfering processing seat 5 moves forwards in place, the second installation block 23 enables the abutting rotary blocks 28 on two sides of the chamfering processing seat 5 to move oppositely through the driving of an air cylinder or a lead screw, the two abutting rotary blocks 28 complete the magnetic ring fixing on the chamfering processing seat 5 through abutting, the first motor 24 drives the abutting rotary blocks 28 to rotate, the abutting rotary blocks 28 rotate to drive the magnetic ring to rotate, the chamfering tool apron 26 moves downwards to perform chamfering processing on the magnetic ring through the abutting rotary blocks 28, further, the second installation block 23 can move upwards to be adjusted and can be driven by the air cylinder or the lead screw, and the second installation block 23 can move upwards to avoid the magnetic ring rotating to interfere with the second installation chute 25 after the magnetic ring fixing on the chamfering processing seat 5 through the two abutting rotary blocks 28; after the magnetic ring is machined, the chamfering machining seat 5 rotates downwards, so that the machined magnetic ring rolls downwards into the blanking module 4 to complete blanking, and the chamfering machining seat 5 can be driven by a motor to rotate around the first mounting hole 53.

In some disclosures, the blanking module 4 comprises a blanking sloping plate 41, the blanking sloping plate 41 is fixedly installed on an inclined installation surface 11, blanking side plates 42 are arranged on two sides of the inclined installation surface 11, a processed magnetic ring rolls down from between the two blanking side plates 42, a blanking opening bend 43 is arranged at one end of each blanking side plate 42 close to the chamfer processing seat 5, and the opening of each blanking opening bend 43 faces outwards, so that a guiding effect can be achieved, and the magnetic ring rolled down from the chamfer processing seat 5 can better fall into the blanking module 4; furthermore, the blanking sloping plate 41 between the two blanking side plates 42 is provided with chip removal open slots 44 which are uniformly distributed, and through the design, the processed chips can fall from the gaps in the rolling process of the magnetic ring, so that the magnetic ring is prevented from being clamped and abraded.

In some disclosures, one end of the mounting block 7 on the processing seat, which is close to the chamfering processing seat 5, is provided with a material rolling inclined surface 72, and through the design, the magnetic ring can be guided by the material rolling inclined surface 72, so that the process of rolling the magnetic ring into the chamfering processing seat 5 is smoother;

furthermore, a first stopping groove 52 is formed in the chamfering processing seat 5, the first stopping groove 52 is located on one side, close to the blanking module 4, of the first mounting hole 53, a second limiting groove 61 is formed in the lower processing seat mounting block 6, the second limiting groove 61 is located on one side, close to the blanking module 4, of the second mounting hole 62, and the second limiting groove 61 is located in the first stopping groove 52, so that the chamfering processing seat 5 at the uppermost position, where the chamfering processing seat 5 rotates, is guaranteed to be in a horizontal state through the interference of the lower end face of the second limiting groove 61, the phenomenon that the rotating angle of the chamfering processing seat 5 is too large is avoided, the end portion of the chamfering processing seat 5 interferes with the third mounting plate 31 when the chamfering processing seat 5 moves backwards, and the magnetic ring is blocked in the process of falling into the chamfering processing seat 5 from the second mounting groove 25 due to upward deviation of the chamfering processing seat 5 is avoided;

furthermore, the lower end of the third mounting plate 31 is provided with a contact cantilever 39, one end of the chamfering processing seat 5 away from the blanking module 4 is provided with a first tail rod 54, the lower processing seat mounting block 6 is provided with a first tail rod abdicating groove 64, the first tail rod 54 is mounted in the first tail rod abdicating groove 64, a counterweight block 56 is arranged below the first tail rod 54, a counterweight abdicating groove 63 is arranged below the lower processing seat mounting block 6, the counterweight block 56 is movably mounted in the counterweight abdicating groove 63, a second rod abdicating groove 71 is arranged below the processing seat upper mounting block 7, the processing seat upper mounting block 7 is fixedly mounted on the lower processing seat mounting block 6, the lower processing seat mounting block 6 is fixedly connected with the first slide block 51 through a connecting plate, the contact cantilever 39 is located in the second rod abdicating groove 71, by such design, when no magnetic ring is arranged in the chamfering processing seat 5, the chamfering processing seat 5 rotates upwards under the gravity of the counterweight block 56, the chamfering processing seat 5 rotates upwards to ensure that the uppermost chamfering processing seat 5 rotating through the interference of the lower end surface of the second limiting groove 61 is in a horizontal state, so that the end part of the chamfering processing seat 5 and the third mounting plate 31 can not interfere when the chamfering processing seat 5 moves, when a magnetic ring in the chamfering processing seat 5 has a downward rotating trend due to the gravity of the magnetic ring, the interference cantilever 39 interferes with the first tail rod 54 to ensure that the chamfering processing seat 5 keeps horizontal, after the processing of the magnetic ring in the chamfering processing seat 5 is completed, the chamfering processing seat 5 continues to move forwards under the driving of an air cylinder or a screw rod, when the chamfering processing seat 5 moves to the upper part of the blanking module 4, the interference cantilever 39 releases the interference on the first tail rod 54, so that the magnetic ring in the chamfering processing seat 5 rotates downwards under the action of the gravity of the magnetic ring, and then falls into the blanking module 4, when the magnetic ring rolls back under the action of the gravity of the balancing weight 56, the chamfering processing seat 5 can be returned back and forth, and the automatic feeding and discharging of the magnetic ring is completed.

In some disclosures, the end surface of the first tail rod 54 is provided with a first guide angle 55, and the end of the interference cantilever 39 close to the chamfer machining seat 5 is provided with a second guide angle 40, so that the smooth interference between the first tail rod 54 and the interference cantilever 39 can be ensured.

In some disclosures, the processing seat side baffle 37 is arranged at two sides below the third mounting plate 31, the processing seat side baffle 37 is positioned at one side close to the stop baffle 36, and by the design, the chamfer processing seat 5 can be prevented from falling off due to the inclination of the magnetic ring during the movement process through the blocking of the processing seat side baffle 37.

In some disclosures, a rack installation chute 341 is arranged in the feeding inclined plate 34, a driving slider 9 is movably installed in the rack installation chute 341, a first rack 93 is arranged on the driving slider 9, stop installation grooves 343 are uniformly distributed above the rack installation chute 341, a stop installation shaft 344 is arranged in the stop installation groove 343, a first gear 345 is movably installed on the stop installation shaft 344, a magnetic ring stop 346 is arranged on the first gear 345, a connection point of the first gear 345 and the magnetic ring stop 346 is located at the middle position of the magnetic ring stop 346, the first rack 93 and the first gear 345 are mutually meshed, through such design, the magnetic ring stop 346 is driven to rotate by the first rack 93 and the first gear 345 in a sliding manner of the driving slider 9 in the rack installation chute 341, so that the magnetic ring stop 346 is kept horizontal when the chamfering processing seat 5 is located below the feed opening 35, and when the chamfering processing seat 5 is located at other positions, the magnetic ring stop 346 is inclined such that the magnetic ring stop 346 on the feeding inclined manner can be mutually isolated from being influenced by other external forces when the magnetic ring falls from the feed opening 35 to the chamfering processing seat 5.

Further, a second link abdicating groove 342 has been seted up below the rack mounting chute 341, a rotating shaft mounting groove 91 has been seted up on the drive slider 9, a link mounting shaft 92 has been provided in the rotating shaft mounting groove 91, a link abdicating groove 38 has been seted up on the third mounting panel 31, a first link 8 has been provided between the mounting block 7 on the link mounting shaft 92 and the processing seat, both ends of the first link 8 are respectively movably mounted on the mounting block 7 and the link mounting shaft 92 on the processing seat, the first link 8 passes from the link abdicating groove 38, by such design, the motion through the chamfering processing seat 5 utilizes the first link 8 to drive the drive slider 9 to slide in the rack mounting chute 341, so that the rolling stop of the material on the loading inclined plate 34 and the motion of the chamfering processing seat 5 can be ensured to ensure the stability of the system operation.

The working principle is as follows:

according to the invention, a magnetic ring is placed between two feeding side baffles 33, the magnetic ring rolls downwards under the action of gravity, at the moment, a chamfering processing seat 5 is positioned below a discharging port 35, so that the lowermost magnetic ring falls into the chamfering processing seat 5 from the discharging port 35, after falling into the chamfering processing seat 5, a first sliding block 51 moves forwards under the push of an air cylinder, a mounting block 7 on the processing seat is positioned below the discharging port 35 to resist against the upper magnetic ring to prevent the magnetic ring from continuously falling, after the chamfering processing seat 5 moves forwards to a proper position, a second mounting block 23 drives the abutting rotary blocks 28 at two sides of the chamfering processing seat 5 to move oppositely through the drive of the air cylinder or a screw rod, the two abutting rotary blocks 28 complete the fixation of the magnetic ring on the chamfering processing seat 5 through abutting, then a first motor 24 drives the rotary blocks 28 to rotate, the abutting rotary blocks 28 rotate to drive the rotary blocks to rotate, a chamfering tool apron 26 moves downwards to chamfer the magnetic ring through the rotary blocks 28, and after finishing the processing, the chamfering processing seat 5 rotates downwards to enable the processed magnetic ring to roll downwards to the blanking module 4 to finish the discharging.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, principal features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.

Claims

1. A chamfering mechanism for processing a permanent magnet comprises a feeding module (3) and is characterized in that a blanking module (4) is arranged at the lower end of the feeding module (3), a chamfering processing seat (5) is arranged between the feeding module (3) and the blanking module (4), chamfering processing modules (2) are arranged on two sides of the chamfering processing seat (5), each chamfering processing module (2) comprises a first mounting block (21), an inclined mounting surface (11) and a first mounting guide rail (12) are arranged on a mounting desktop (1), the blanking module (4) is fixedly mounted on the inclined mounting surface (11), the first mounting block (21) is movably mounted on the first mounting guide rail (12), a second mounting block (23) is movably mounted on the first mounting block (21), a collision rotating block (28) is mounted on the second mounting block (23), a chamfering cutting knife (27) for chamfering is mounted on a vertical plate on the side surface of the second mounting block (23), and the chamfering processing seat (5) is fixedly mounted on a first sliding block (51);

the feeding module (3) comprises a third mounting plate (31), a feeding inclined plate (34) is fixedly mounted on the third mounting plate (31), feeding side baffles (33) are arranged on two sides of the feeding inclined plate (34), a discharging opening (35) is formed in the third mounting plate (31), the lower end of the feeding inclined plate (34) is located on one side, away from the chamfer machining seat (5), of the discharging opening (35), a stopping baffle (36) is arranged on one side, close to the chamfer machining seat (5), of the discharging opening (35), and a machining seat upper mounting block (7) is arranged above the chamfer machining seat (5);

chamfer processing seat (5) movable mounting has seted up second mounting hole (62) on lower processing seat installation piece (6), is equipped with first mounting hole (53) on chamfer processing seat (5), and first mounting hole (53) are through pivot movable mounting on second mounting hole (62).

2. The chamfering mechanism for processing the permanent magnet according to claim 1, wherein the blanking module (4) comprises a blanking sloping plate (41), the blanking sloping plate (41) is fixedly installed on the inclined installation surface (11), blanking side plates (42) are arranged on two sides of the inclined installation surface (11), the processed magnetic ring rolls off from between the two blanking side plates (42), a blanking opening bend (43) is arranged at one end of each blanking side plate (42) close to the chamfering processing seat (5), and the blanking opening bend (43) is opened outwards.

3. The chamfering mechanism for processing the permanent magnet according to claim 2, wherein the end of the processing seat upper mounting block (7) close to the chamfering processing seat (5) is provided with a rolling bevel (72).

4. The chamfering mechanism for processing the permanent magnet according to claim 3, wherein a first stopping groove (52) is formed on the chamfering processing seat (5), the first stopping groove (52) is located on one side, close to the blanking module (4), of the first mounting hole (53), a second limiting groove (61) is formed on the lower processing seat mounting block (6), the second limiting groove (61) is located on one side, close to the blanking module (4), of the second mounting hole (62), and the second limiting groove (61) is located on the first stopping groove (52).

5. The chamfering machining mechanism for the permanent magnet machining according to claim 4, characterized in that a collision cantilever (39) is arranged at the lower end of the third mounting plate (31), a first tail rod (54) is arranged at one end, away from the blanking module (4), of the chamfering machining seat (5), a first tail rod abdicating groove (64) is formed in the lower machining seat mounting block (6), the first tail rod (54) is installed in the first tail rod abdicating groove (64), a balancing weight (56) is arranged below the first tail rod (54), a counterweight abdicating groove (63) is arranged below the lower machining seat mounting block (6), the balancing weight (56) is movably installed in the counterweight abdicating groove (63), a second rod abdicating groove (71) is arranged below the machining seat mounting block (7), the machining seat mounting block (7) is fixedly installed on the lower machining seat mounting block (6), and the collision cantilever (39) is located in the second rod abdicating groove (71).

6. The chamfering mechanism according to claim 5, wherein the end face of the first tail rod (54) is provided with a first guiding angle (55), and the end of the interference cantilever (39) close to the chamfering seat (5) is provided with a second guiding angle (40).

7. The chamfering mechanism for permanent magnet machining according to claim 6, wherein machining seat side baffles (37) are provided on both sides below the third mounting plate (31), the machining seat side baffles (37) being located on a side close to the stop plate (36).

8. The chamfering mechanism for processing the permanent magnet according to claim 7, wherein a rack mounting chute (341) is formed in the loading sloping plate (34), a driving slider (9) is movably mounted in the rack mounting chute (341), a first rack (93) is arranged on the driving slider (9), evenly distributed stopper mounting grooves (343) are formed above the rack mounting chute (341), stopper mounting shafts (344) are formed in the stopper mounting grooves (343), first gears (345) are movably mounted on the stopper mounting shafts (344), magnetic ring stoppers (346) are arranged on the first gears (345), connecting points of the first gears (345) and the magnetic ring stoppers (346) are located in the middle positions of the magnetic ring stoppers (346), and the first racks (93) and the first gears (345) are meshed with each other.

9. The chamfering mechanism according to claim 8, wherein a second link abdicating slot (342) is formed below the rack mounting sliding slot (341), a rotating shaft mounting slot (91) is formed on the driving slider (9), a link mounting shaft (92) is disposed in the rotating shaft mounting slot (91), a link abdicating slot (38) is formed on the third mounting plate (31), a first link (8) is disposed between the link mounting shaft (92) and the mounting block (7) on the machining seat, two ends of the first link (8) are respectively movably mounted on the mounting block (7) and the link mounting shaft (92) on the machining seat, and the first link (8) passes through the link abdicating slot (38).