Neodymium-iron-boron magnet material chamfering device and chamfering method thereof

Abstract

The present application relates to neodymium iron boron magnet chamfer processing technical field, especially to a kind of neodymium iron boron magnet material chamfer processing device and chamfering method thereof, including frame, shell and sliding frame etc., frame top is connected with shell, frame inside front and rear sides are symmetrically slidingly connected with sliding frame.The first electric chamfering machine can be chamfered to the four corners of the periphery of the neodymium iron boron magnet, the second electric chamfering machine above can be chamfered to the two corners in front and behind of the top of the neodymium iron boron magnet, the second electric chamfering machine below can be chamfered to the two corners in front and behind of the bottom of the neodymium iron boron magnet, the output shaft of the stepping motor can drive the neodymium iron boron magnet to rotate 90 degrees, and the neodymium iron boron magnet is turned to chamfer the remaining corners of the neodymium iron boron magnet, and all corners are chamfered at one time, so as to improve production efficiency, and can reduce manual operation, reduce the workload of staff.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of chamfering processing of neodymium iron boron magnets, and particularly relates to a chamfering processing device for neodymium iron boron magnet material and a chamfering method thereof. BACKGROUND

[0002] The neodymium iron boron magnet is a kind of excellent permanent magnet material, which is widely used in the fields of electronics, electrical equipment and new energy vehicles, etc. In the actual production process, in order to ensure the use performance and assembly adaptability of the neodymium iron boron magnet, the corners of the neodymium iron boron magnet are chamfered.

[0003] The traditional chamfering process mainly relies on chamfering equipment to chamfer the neodymium iron boron magnet. However, most of the chamfering equipment can only chamfer part of the corners of the neodymium iron boron magnet, and cannot realize overall chamfering of all the corners of the neodymium iron boron magnet. Since only part of the corners can be processed each time, the remaining corners need to be processed by discharging the neodymium iron boron magnet, then manually turning over and re-feeding into the chamfering equipment. The overall production cycle is long, a lot of time is consumed, the production efficiency is reduced, and the workers need to manually discharge, turn over and re-feed in the whole process. This repetitive labor increases the workload of the workers, and the workers are prone to fatigue. SUMMARY

[0004] Therefore, the present application provides a chamfering processing device for neodymium iron boron magnet material and a chamfering method thereof, which can overcome the shortcomings that the workers need to manually turn over and re-feed into the chamfering equipment to process the remaining corners, the overall production cycle is long, a lot of time is consumed, the production efficiency is reduced, and the workers need to manually discharge, turn over and re-feed in the whole process. This repetitive labor increases the workload of the workers, and the workers are prone to fatigue.

[0005] The utility model provides a neodymium iron boron magnet material chamfer processing device, including frame, shell, sliding frame, lifting plate, nitrogen gas spring, frame body, sliding plate, screw rod motor, first electric chamfering machine, first electric sliding rail, two -way electric guide rail, mounting plate, mounting block, second electric chamfering machine, feeding and discharging mechanism, feeding mechanism and lifting mechanism, the top of frame is connected with shell, and the inside front and back of frame are symmetrically connected with sliding frame, and the top of two sliding frames opposite to each other is connected with lifting plate, and the inside front and back of frame are connected with nitrogen gas spring, and the bottom of lifting plate is connected with the upper end of nitrogen gas spring, and the top of lifting plate is connected with frame body on both sides, and the inside of frame body is slidably connected with sliding plate, and the screw rod motor is installed on frame body, and the screw rod of screw rod motor is connected with sliding plate through thread, and the first electric chamfering machine is installed on sliding plate, and the top inside of shell is installed with first electric sliding rail on both sides, and the bottom of the slider of two first electric sliding rails is commonly installed with two -way electric guide rail, and the bottom of two sliders of two -way electric guide rail is connected with mounting plate, and two mounting blocks are connected on mounting plate, and the second electric chamfering machine is installed on mounting block, and feeding and discharging mechanism is used to send the neodymium iron boron magnet that has not been chamfered into shell, and sends the neodymium iron boron magnet that chamfer is completed from shell, and feeding mechanism is used to send the neodymium iron boron magnet between four first electric chamfering machines, and lifting mechanism is used to control the rise and fall of first electric chamfering machine.

[0006] Optionally, the feeding and discharging mechanism comprises a feeding conveyor and a discharging conveyor, and the feeding conveyor and the discharging conveyor are installed on the top of the frame, the feeding conveyor passes through the right side of the shell, and the discharging conveyor passes through the left side of the shell.

[0007] Optionally, the feeding mechanism comprises a second electric sliding rail, a moving plate, a sliding plate, a pneumatic cylinder, a stepping motor, a mounting disc, an electromagnet, and a supporting assembly, the second electric sliding rail is installed on the top inside of the shell, the moving plate is connected to the bottom of the slider of the second electric sliding rail, the sliding plate is slidably connected to the moving plate, the pneumatic cylinder is installed on the moving plate, the telescopic rod of the pneumatic cylinder is connected to the sliding plate, the stepping motor is installed on the bottom of the sliding plate, the output shaft of the stepping motor is connected to the mounting disc, the electromagnet for attracting the neodymium iron boron magnet is installed on the bottom of the mounting disc, and the supporting assembly is used for supporting the neodymium iron boron magnet.

[0008] Optionally, the supporting assembly comprises a supporting column and a supporting disc, the supporting column is connected to the top of the frame, and the supporting disc for supporting the neodymium iron boron magnet is rotatably connected to the upper end of the supporting column.

[0009] Optionally, the lifting mechanism comprises a contact plate and a push plate, the contact plate is connected to the top of the lifting plate, and the push plate is slidably connected to the first electric sliding rail, the push plate is connected to the two -way electric guide rail through bolts, the push plate is used for pushing the contact plate to move downwards, the contact plate drives the lifting plate to move downwards, the lifting plate drives the first electric chamfering machine to move downwards, and the first electric chamfering machine is lowered.

[0010] Optionally, the dust collection mechanism is further included, and the dust collection mechanism comprises first connecting blocks, first suction pipes, first suction nozzles, second connecting blocks, second suction pipes and second suction nozzles.

[0011] Optionally, the limiting plate is further included, and the limiting plate is connected to the top of the feeding conveyor and used for limiting the neodymium-iron-boron magnet.

[0012] The application further provides a chamfering method of the neodymium-iron-boron magnet material chamfering device.

[0013] S1: The neodymium-iron-boron magnet is placed on the feeding conveyor, and the feeding conveyor conveys the neodymium-iron-boron magnet to the left, so that the neodymium-iron-boron magnet is conveyed into the shell.

[0014] S2: The second electric slide rail is controlled to drive the electromagnet to move to the left, so that the electromagnet is moved above the neodymium-iron-boron magnet, then the telescopic rod of the air cylinder is controlled to be elongated, so that the electromagnet is driven to move downward, and the electromagnet is used to suck the neodymium-iron-boron magnet.

[0015] S3: The second electric slide rail is controlled again to drive the neodymium-iron-boron magnet to move to the left, so that the neodymium-iron-boron magnet is moved between the four first electric chamfering machines, and the neodymium-iron-boron magnet is placed on the support disc.

[0016] S4: The first electric slide rail is controlled to drive the push plate to move to the right, so that the push plate drives the contact plate to move downward, the lifting plate drives the first electric chamfering machine to move downward, the first electric chamfering machine is lowered, the first electric chamfering machine is used to chamfer four corners of the periphery of the neodymium-iron-boron magnet, at this time, the second electric chamfering machine is also driven to move to the right, the upper second electric chamfering machine is used to chamfer two corners of the top of the neodymium-iron-boron magnet, and the lower second electric chamfering machine is used to chamfer two corners of the bottom of the neodymium-iron-boron magnet.

[0017] S5: The output shaft of the stepping motor is controlled to rotate by 90 degrees, so that the electromagnet is driven to rotate by 90 degrees, the electromagnet drives the neodymium-iron-boron magnet to rotate by 90 degrees, and the neodymium-iron-boron magnet is turned.

[0018] S6: The first electric slide rail is controlled to drive the second electric chamfering machine to move to the left, and the second electric chamfering machine is used to chamfer the remaining corners of the neodymium-iron-boron magnet.

[0019] S7: control the second electric sliding rail to drive the electromagnet to move left, the electromagnet drives the chamfered Nd-Fe-B magnet to move left, the chamfered Nd-Fe-B magnet is moved to the top of the discharge conveyor, then the electromagnet is powered off, the electromagnet releases the Nd-Fe-B magnet, the chamfered Nd-Fe-B magnet falls on the discharge conveyor, and the discharge conveyor conveys the chamfered Nd-Fe-B magnet left to send the chamfered Nd-Fe-B magnet out of the shell.

[0020] Compared with the prior art, the present application has the following advantages:

[0021] 1、The first electric chamfering machine can chamfer four corner edges of the Nd-Fe-B magnet, the second electric chamfering machine above can chamfer two corner edges in front and back of the top of the Nd-Fe-B magnet, the second electric chamfering machine below can chamfer two corner edges in front and back of the bottom of the Nd-Fe-B magnet, and the output shaft of the stepping motor can drive the Nd-Fe-B magnet to rotate 90 degrees, so that the Nd-Fe-B magnet is turned to chamfer the remaining corner edges, thereby improving production efficiency and reducing manual operation and workload of workers.

[0022] 2、The first suction nozzle can extract dust generated by the first electric chamfering machine, and the dust is sucked into the dust collector, the second suction nozzle can extract dust generated by the second electric chamfering machine, and the dust is sucked into the dust collector, so that the dust is prevented from flying everywhere. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is a perspective view of the shell of the present application.

[0024] Figure 2 It is a sectional view of the shell of the present application.

[0025] Figure 3 It is a perspective view of the frame, sliding plate, lead screw motor and first electric chamfering machine of the present application.

[0026] Figure 4 It is a sectional view of the frame and sliding plate of the present application.

[0027] Figure 5 It is a perspective view of the bidirectional electric guide rail, mounting plate, mounting block and second electric chamfering machine of the present application.

[0028] Figure 6 It is a perspective view of the feeding and discharging mechanism and feeding mechanism of the present application.

[0029] Figure 7 It is a perspective view of the feeding mechanism of the present application.

[0030] Figure 8The figure is a schematic diagram of the three-dimensional structure of the lifting mechanism of the present application.

[0031] Figure 9 The figure is a schematic diagram of the three-dimensional structure of the first connecting block, the first suction pipe and the first suction nozzle of the present application.

[0032] Figure 10 The figure is a schematic diagram of the three-dimensional structure of the second connecting block, the second suction pipe and the second suction nozzle of the present application.

[0033] Figure 11 The figure is a schematic diagram of the three-dimensional structure of the present application.

[0034] Markings in the figure: 1, rack, 2, shell, 3, sliding frame, 4, lifting plate, 5, nitrogen spring, 6, frame, 7, sliding plate, 8, screw motor, 9, first electric chamfering machine, 10, first electric sliding rail, 11, two-way electric guide rail, 12, mounting plate, 13, mounting block, 14, second electric chamfering machine, 15, feeding conveyor, 16, discharging conveyor, 17, second electric sliding rail, 18, moving plate, 19, sliding plate, 20, air cylinder, 21, stepping motor, 22, mounting disc, 23, electromagnet, 24, support column, 25, support disc, 26, contact plate, 27, push plate, 28, first connecting block, 29, first suction pipe, 30, first suction nozzle, 31, second connecting block, 32, second suction pipe, 33, second suction nozzle, 34, limiting plate. DETAILED DESCRIPTION

[0035] In order to make the purpose, technical scheme and advantages of the present application more clear and obvious, the present application is further described in detail below in combination with specific embodiments and with reference to the drawings. It should be understood that these descriptions are only exemplary and are not intended to limit the scope of the present application. In addition, in the following description, the description of known structures and technologies is omitted to avoid unnecessary confusion of the concept of the present application.

[0036] REFERENCE Figures 1-8The utility model provides a neodymium iron boron magnet material chamfer processing device, including frame 1, shell 2, sliding frame 3, lifting plate 4, nitrogen spring 5, frame 6, sliding plate 7, lead screw motor 8, first electric chamfering machine 9, first electric sliding rail 10, two -way electric guide rail 11, mounting plate 12, mounting block 13, second electric chamfering machine 14, in -and -out material mechanism, feeding mechanism and lifting mechanism, the top of frame 1 is connected with shell 2 through bolt, the upper portion of frame 1 is symmetrically connected with sliding frame 3 in the front and back, the top of the two sliding frames 3 that are opposite to each other is connected with lifting plate 4 through bolt, the upper portion of frame 1 is symmetrically connected with nitrogen spring 5 in the front and back, the upper end of nitrogen spring 5 is connected with the bottom of lifting plate 4, the top of lifting plate 4 is connected with frame 6 through bolt on both sides, frame 6 is connected with sliding plate 7 in sliding, the side of the frame 6 of front and back is installed with lead screw motor 8 away from each other, the lead screw of lead screw motor 8 is connected with sliding plate 7 through screw thread, the side of the sliding plate 7 of front and back is installed with first electric chamfering machine 9 close to each other, the top of shell 2 is installed with first electric sliding rail 10 through bolt in the front and back, the bottom of the slider of two first electric sliding rails 10 is installed with two -way electric guide rail 11 through bolt, the bottom of the slider of two -way electric guide rail 11 is connected with mounting plate 12 through bolt, the side of two mounting plates 12 close to each other is connected with two mounting blocks 13 through bolt, the two mounting blocks 13 on the same mounting plate 12 are arranged oppositely, the side of two mounting blocks 13 close to each other on the same mounting plate 12 is installed with second electric chamfering machine 14, in -and -out material mechanism is used to send the neodymium iron boron magnet that has not been chamfered into shell 2, and the neodymium iron boron magnet that chamfering is completed is sent out from shell 2, feeding mechanism is used to send the neodymium iron boron magnet between four first electric chamfering machines 9, lifting mechanism is used to control the rise and fall of first electric chamfering machine 9.

[0037] Reference Figure 6 In -and -out material mechanism includes feeding conveyor 15 and discharge conveyor 16, the right side of the top of frame 1 is installed with feeding conveyor 15 through bolt, and feeding conveyor 15 passes through the right side of shell 2, and the left side of the top of frame 1 is installed with discharge conveyor 16 through bolt, and discharge conveyor 16 passes through the left side of shell 2.

[0038] Reference Figure 6 And Figure 7The feeding mechanism comprises a second electric sliding rail 17, a moving plate 18, a sliding plate 19, a gas cylinder 20, a stepping motor 21, a mounting disc 22, an electromagnet 23 and a supporting assembly. The second electric sliding rail 17 is arranged on the middle of the top of the shell 2 through bolts. The sliding block of the second electric sliding rail 17 is connected with the moving plate 18 through bolts. The moving plate 18 is connected with the sliding plate 19 through sliding. The gas cylinder 20 is arranged on the left lower part of the moving plate 18 through bolts. The telescopic rod of the gas cylinder 20 is connected with the top of the sliding plate 19. The stepping motor 21 is arranged on the left bottom of the sliding plate 19 through bolts. The output shaft of the stepping motor 21 is connected with the mounting disc 22. The electromagnet 23 is arranged on the bottom of the mounting disc 22. The supporting assembly is used for supporting the Nd-Fe-B magnet.

[0039] With reference to Figure 6 The supporting assembly comprises a supporting column 24 and a supporting disc 25. The supporting column 24 is arranged on the left top of the rack 1 through bolts. The supporting disc 25 is rotatably arranged on the upper end of the supporting column 24.

[0040] With reference to Figure 8 The lifting mechanism comprises a contact plate 26 and a push plate 27. The contact plate 26 is arranged on the top of the lifting plate 4 through bolts. The push plate 27 is slidably arranged on the side of the first electric sliding rail 10 away from the other. The push plate 27 is connected with the two-way electric sliding rail 11 through bolts. The right side of the push plate 27 is provided with an inclined surface. The inclined surface of the right side of the push plate 27 is in contact with the left side of the contact plate 26.

[0041] The worker puts the Nd-Fe-B magnet on the feeding conveyor 15, the feeding conveyor 15 conveys the Nd-Fe-B magnet to the left, and then controls the second electric sliding rail 17 to drive the moving plate 18 to move to the left, the moving plate 18 drives the sliding plate 19 to move to the left, the sliding plate 19 drives the electromagnet 23 to move to the left, and the electromagnet 23 is moved to the upper side of the Nd-Fe-B magnet. Then the extension rod of the air cylinder 20 is controlled to be elongated, the sliding plate 19 is driven to move downward, the sliding plate 19 drives the electromagnet 23 to move downward, and the electromagnet 23 and the Nd-Fe-B magnet are in contact at the middle position of the top of the Nd-Fe-B magnet. At this time, the electromagnet 23 is electrified, the electromagnet 23 attracts the Nd-Fe-B magnet, and then the extension rod of the air cylinder 20 is controlled to be shortened, the electromagnet 23 is driven to move upward, the electromagnet 23 drives the Nd-Fe-B magnet to move upward, the Nd-Fe-B magnet is attracted, and then the second electric sliding rail 17 is controlled again to drive the moving plate 18 to move to the left, the moving plate 18 drives the electromagnet 23 to move to the left, the electromagnet 23 drives the Nd-Fe-B magnet to move to the left, and the Nd-Fe-B magnet is moved to the four first electric chamfering machines 9. Then the extension rod of the air cylinder 20 is controlled to be elongated again, the sliding plate 19 is driven to move downward, the sliding plate 19 drives the electromagnet 23 to move downward, the electromagnet 23 drives the Nd-Fe-B magnet to move downward, and the Nd-Fe-B magnet is placed on the supporting disc 25. The supporting disc 25 can support the Nd-Fe-B magnet, then the worker controls the lead screw motor 8 to drive the sliding plate 7 to move, the sliding plate 7 drives the first electric chamfering machine 9 to move, the position of the first electric chamfering machine 9 is adjusted according to the chamfering distance, the first electric sliding rail 10 is controlled to drive the bidirectional electric guide rail 11 to move to the right, the bidirectional electric guide rail 11 drives the push plate 27 to move to the right, the push plate 27 pushes the contact plate 26 downward through the inclined surface on the push plate 27, the contact plate 26 drives the lifting plate 4 to move downward, the nitrogen gas spring 5 is compressed, the lifting plate 4 drives the first electric chamfering machine 9 to move downward, the first electric chamfering machine 9 is lowered, and the first electric chamfering machine 9 can chamfer four corners on the periphery of the Nd-Fe-B magnet. The bidirectional electric guide rail 11 moving to the right can also drive the mounting plate 12 to move to the right, the mounting plate 12 drives the second electric chamfering machine 14 to move to the right, the upper second electric chamfering machine 14 can chamfer two corners on the top of the Nd-Fe-B magnet, and the lower second electric chamfering machine 14 can chamfer two corners on the bottom of the Nd-Fe-B magnet. At this time, the first electric chamfering machine 9 has been lowered, so the second electric chamfering machine 14 will not collide with the first electric chamfering machine 9. Then the output shaft of the step motor 21 is controlled to rotate 90 degrees, the mounting disc 22 is driven to rotate 90 degrees, the electromagnet 23 is driven to rotate 90 degrees by the mounting disc 22, the Nd-Fe-B magnet is driven to rotate 90 degrees by the electromagnet 23, the Nd-Fe-B magnet is turned to chamfer the remaining corners of the Nd-Fe-B magnet, then the first electric sliding rail 10 is controlled to drive the bidirectional electric guide rail 11 to move to the left, the mounting plate 12 is driven to move to the left by the bidirectional electric guide rail 11, the second electric chamfering machine 14 is driven to move to the left by the mounting plate 12,The second electric chamfering machine 14 can chamfer the remaining corners of the Nd-Fe-B magnet, and all the corners can be chamfered at one time, thereby improving the production efficiency and reducing the workload of the workers. The bidirectional electric guide rail 11 can also drive the push plate 27 to move left, and the push plate 27 no longer pushes the contact plate 26. Under the action of the nitrogen gas spring 5, the lifting plate 4 moves upward, and the lifting plate 4 drives the first electric chamfering machine 9 to move upward, thereby lifting the first electric chamfering machine 9. Then, the extension rod of the control cylinder 20 is shortened, thereby driving the electromagnet 23 to move upward. The electromagnet 23 drives the Nd-Fe-B magnet with completed chamfering to move upward, thereby attracting the Nd-Fe-B magnet with completed chamfering. Then, the moving plate 18 is controlled to move left, thereby driving the electromagnet 23 to move left. The electromagnet 23 drives the Nd-Fe-B magnet with completed chamfering to move left, thereby moving the Nd-Fe-B magnet with completed chamfering above the discharge conveyor 16. Then, the extension rod of the control cylinder 20 is controlled to be lengthened, thereby driving the sliding plate 19 to move downward. The sliding plate 19 drives the electromagnet 23 to move downward, and the electromagnet 23 drives the Nd-Fe-B magnet with completed chamfering to move downward, thereby placing the Nd-Fe-B magnet with completed chamfering on the discharge conveyor 16. At this time, the electromagnet 23 is powered off, thereby releasing the Nd-Fe-B magnet with completed chamfering. The discharge conveyor 16 conveys the Nd-Fe-B magnet with completed chamfering left, thereby sending the Nd-Fe-B magnet with completed chamfering out of the shell 2. The bidirectional electric guide rail 11 can drive the two mounting plates 12 to move in opposite directions, thereby driving the second electric chamfering machines 14 on the front and back sides to move in opposite directions. The position of the second electric chamfering machine 14 is adjusted according to the chamfering distance.

[0042] With reference to Figure 9 And Figure 10 The dust collection mechanism includes first connecting blocks 28, first suction pipes 29, first suction nozzles 30, second connecting blocks 31, second suction pipes 32 and second suction nozzles 33. The first connecting blocks 28 are connected to the bottom of the sliding plate 7 through bolts. The first suction pipes 29 are connected to the middle of the first connecting blocks 28. The first suction nozzles 30 are connected to the ends of the four first suction pipes 29 close to each other. The second connecting blocks 31 are connected to the right side of the mounting block 13 through bolts. The second suction pipes 32 are connected to the middle of the second connecting blocks 31. The second suction nozzles 33 are connected to the second suction pipes 32.

[0043] The workers connect the first suction pipes 29 and the second suction pipes 32 to the dust collector. The dust collector collects dust through the first suction nozzles 30 and the second suction nozzles 33. The dust generated by the first electric chamfering machine 9 is sucked into the first suction pipes 29 through the first suction nozzles 30, and then is sucked into the dust collector through the first suction pipes 29. The dust generated by the second electric chamfering machine 14 is sucked into the second suction pipes 32 through the second suction nozzles 33, and then is sucked into the dust collector through the second suction pipes 32, thereby avoiding the dust from flying everywhere.

[0044] Reference Figure 11 Further comprising a limiting plate 34, the limiting plate 34 is connected to the top left side of the feeding conveyor 15 through bolts, when the feeding conveyor 15 is conveying the neodymium iron boron magnet to the left, the limiting plate 34 can limit the neodymium iron boron magnet, so as to avoid that the neodymium iron boron magnet moves too much to the left and falls off from the feeding conveyor 15.

[0045] The application further provides a chamfering method of the neodymium iron boron magnet material chamfering device.

[0046] S1: the neodymium iron boron magnet is placed on the feeding conveyor 15, the feeding conveyor 15 conveys the neodymium iron boron magnet to the left, and the neodymium iron boron magnet is conveyed into the shell 2;

[0047] S2: the second electric slide rail 17 is controlled to drive the electromagnet 23 to move to the left, the electromagnet 23 is moved above the neodymium iron boron magnet, then the telescopic rod of the air cylinder 20 is controlled to be elongated, the electromagnet 23 is driven to move downward, and the electromagnet 23 absorbs the neodymium iron boron magnet;

[0048] S3: the second electric slide rail 17 is controlled again to drive the neodymium iron boron magnet to move to the left, the neodymium iron boron magnet is moved between the four first electric chamfering machines 9, and the neodymium iron boron magnet is placed on the support disc 25;

[0049] S4: the first electric slide rail 10 is controlled to drive the push plate 27 to move to the right, the push plate 27 pushes the contact plate 26 to move downward, the lifting plate 4 drives the first electric chamfering machine 9 to move downward, the first electric chamfering machine 9 is lowered, the first electric chamfering machine 9 chamfers four corners of the periphery of the neodymium iron boron magnet, at this time, the second electric chamfering machine 14 also moves to the right, the second electric chamfering machine 14 above chamfers two corners of the top of the neodymium iron boron magnet, and the second electric chamfering machine 14 below chamfers two corners of the bottom of the neodymium iron boron magnet;

[0050] S5: the output shaft of the step motor 21 is controlled to rotate by 90 degrees, the electromagnet 23 is driven to rotate by 90 degrees, the electromagnet 23 drives the neodymium iron boron magnet to rotate by 90 degrees, and the neodymium iron boron magnet is turned;

[0051] S6: the first electric slide rail 10 is controlled to drive the second electric chamfering machine 14 to move to the left, and the second electric chamfering machine 14 chamfers the remaining corners of the neodymium iron boron magnet;

[0052] S7: control the second electric sliding rail 17 to drive the electromagnet 23 to move left, the electromagnet 23 drives the Nd-Fe-B magnet with chamfering completed to move left, the Nd-Fe-B magnet with chamfering completed is moved to the top of the discharge conveyor 16, then the electromagnet 23 is powered off, the electromagnet 23 releases the Nd-Fe-B magnet, the Nd-Fe-B magnet with chamfering completed falls on the discharge conveyor 16, the discharge conveyor 16 conveys the Nd-Fe-B magnet with chamfering completed left, the Nd-Fe-B magnet with chamfering completed is sent out from the shell 2.

[0053] The above merely describes the embodiments of the present application and is not intended to limit the present application. Any equivalent replacements made within the principles of the present application shall be included in the protection scope of the present application. The contents of the present application not described in detail belong to the prior art known by the skilled in the art.

Claims

1. A Nd-Fe-B magnet material chamfering device, comprising a frame (1) and a shell (2), the frame (1) is connected with the shell (2) at the top, characterized in that, Also include the sliding frame (3), lifting plate (4), nitrogen spring (5), frame (6), slide (7), screw motor (8), the first electric chamfering machine (9), the first electric sliding rail (10), two-way electric guide rail (11), mounting plate (12), mounting block (13), the second electric chamfering machine (14), feeding mechanism, feeding mechanism and lifting mechanism, the frame (1) inside front and back both sides are left and right symmetrical sliding connection has sliding frame (3), the top of the two sliding frames (3) are connected with lifting plate (4), the frame (1) inside front and back both sides are connected with nitrogen spring (5), the upper end of nitrogen spring (5) and the bottom of lifting plate (4) are connected, the top of lifting plate (4) is connected with frame (6) on both sides, frame (6) is slidably connected with slide (7) inside, frame (6) is installed with screw motor (8) on both sides, the screw rod of screw motor (8) and slide (7) are connected by thread, slide (7) is installed with first electric chamfering machine (9) on both sides, the first electric sliding rail (10) is installed on both sides of the top of the shell (2), the slider of two first electric sliding rails (10) is connected with two-way electric guide rail (11) on the bottom, the bottom of two sliders of two-way electric guide rail (11) is connected with mounting plate (12), mounting plate (12) is connected with two mounting blocks (13) on both sides, mounting block (13) is installed with second electric chamfering machine (14) on both sides, the feeding mechanism is used for sending the Nd-Fe-B magnet without chamfering into the shell (2), and the Nd-Fe-B magnet after chamfering is sent out from the shell (2), the feeding mechanism is used for sending the Nd-Fe-B magnet between the four first electric chamfering machines (9), the lifting mechanism is used for controlling the rising and falling of the first electric chamfering machine (9); The feeding mechanism includes a second electric sliding rail (17), a moving plate (18), a sliding plate (19), a cylinder (20), a stepping motor (21), a mounting disc (22), an electromagnet (23), and a support assembly, a second electric sliding rail (17) is installed on the top of the shell (2), a moving plate (18) is connected to the slider of the second electric sliding rail (17), a sliding plate (19) is slidably connected to the moving plate (18), a cylinder (20) is installed on the moving plate (18), the telescopic rod of the cylinder (20) is connected to the sliding plate (19), a stepping motor (21) is installed on the bottom of the sliding plate (19), a mounting disc (22) is connected to the output shaft of the stepping motor (21), an electromagnet (23) is installed on the bottom of the mounting disc (22) for attracting the Nd-Fe-B magnet, and the support assembly is used to support the Nd-Fe-B magnet.

2. The chamfering apparatus for neodymium-iron-boron magnet material according to claim 1, wherein The feeding mechanism includes a feeding conveyor (15) and a discharging conveyor (16), a feeding conveyor (15) and a discharging conveyor (16) are installed on the top of the frame (1), the feeding conveyor (15) passes through the right side of the shell (2), and the discharging conveyor (16) passes through the left side of the shell (2).

3. The chamfering apparatus for neodymium-iron-boron magnet material according to claim 2, wherein The support assembly includes a support column (24) and a support disc (25), a support column (24) is connected to the top of the frame (1), a support disc (25) is rotatably connected to the upper end of the support column (24) for supporting the Nd-Fe-B magnet.

4. The chamfering apparatus for neodymium-iron-boron magnetic material according to claim 3, wherein The lifting mechanism comprises contact plates (26) and push plates (27), the top of the lifting plates (4) is connected with the contact plates (26), the first electric sliding rails (10) are slidably connected with the push plates (27), the push plates (27) are connected with the bidirectional electric guide rails (11) through bolts, the push plates (27) are used for pushing the contact plates (26) to move downwards, the contact plates (26) drive the lifting plates (4) to move downwards, and the lifting plates (4) drive the first electric chamfering machines (9) to move downwards, so that the first electric chamfering machines (9) are lowered.

5. The chamfering apparatus for neodymium-iron-boron magnet material according to claim 1, wherein The dust suction mechanism comprises first connecting blocks (28), first suction pipes (29), first suction nozzles (30), second connecting blocks (31), second suction pipes (32) and second suction nozzles (33), the bottom of the sliding plates (7) is connected with the first connecting blocks (28), the first connecting blocks (28) are connected with the first suction pipes (29), the first suction pipes (29) are connected with the first suction nozzles (30), the mounting blocks (13) are connected with the second connecting blocks (31), the second connecting blocks (31) are connected with the second suction pipes (32), and the second suction pipes (32) are connected with the second suction nozzles (33).

6. The chamfering apparatus for neodymium-iron-boron magnet material according to claim 2, wherein The limiting plate (34) is further arranged on the top of the feeding conveyor (15) and used for limiting the neodymium-iron-boron magnet.

7. A chamfering method of a neodymium-iron-boron magnet material, characterized by, The neodymium-iron-boron magnet chamfering device comprises the following steps: S1: the neodymium-iron-boron magnet is placed on the feeding conveyor (15), the feeding conveyor (15) conveys the neodymium-iron-boron magnet to the left, and the neodymium-iron-boron magnet is conveyed into the shell (2); S2: the second electric sliding rail (17) drives the electromagnet (23) to move to the left, the electromagnet (23) is moved above the neodymium-iron-boron magnet, then the telescopic rod of the air cylinder (20) is controlled to be elongated, the electromagnet (23) is driven to move downwards, and the electromagnet (23) sucks the neodymium-iron-boron magnet; S3: the second electric sliding rail (17) is controlled again to drive the neodymium-iron-boron magnet to move to the left, the neodymium-iron-boron magnet is moved between the four first electric chamfering machines (9), and the neodymium-iron-boron magnet is placed on the support disc (25); S4: the first electric sliding rail (10) drives the push plate (27) to move to the right, the push plate (27) pushes the contact plate (26) to move downwards, the lifting plate (4) drives the first electric chamfering machine (9) to move downwards, the first electric chamfering machine (9) is lowered, the first electric chamfering machine (9) chamfers four corners of the periphery of the neodymium-iron-boron magnet, at this time, the second electric chamfering machine (14) also moves to the right, the upper second electric chamfering machine (14) chamfers two corners of the top of the neodymium-iron-boron magnet, and the lower second electric chamfering machine (14) chamfers two corners of the bottom of the neodymium-iron-boron magnet; S5: the output shaft of the stepping motor (21) is controlled to rotate by 90 degrees, the electromagnet (23) is driven to rotate by 90 degrees, the electromagnet (23) drives the neodymium-iron-boron magnet to rotate by 90 degrees, and the neodymium-iron-boron magnet is turned. S6: control the first electric sliding rail (10) to drive the second electric chamfering machine (14) to move left, and the second electric chamfering machine (14) chamfers the remaining corner of the Nd-Fe-B magnet; S7: control the second electric sliding rail (17) to drive the electromagnet (23) to move left, and the electromagnet (23) drives the chamfered Nd-Fe-B magnet to move left, and then the electromagnet (23) is powered off, the electromagnet (23) releases the Nd-Fe-B magnet, and the chamfered Nd-Fe-B magnet falls on the discharge conveyor (16), and the discharge conveyor (16) conveys the chamfered Nd-Fe-B magnet left to send the chamfered Nd-Fe-B magnet out of the shell (2).

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