CN115922503A - A kind of NdFeB magnet processing technology - Google Patents

Abstract

The present invention relates to the field of grinding, more specifically a process for processing NdFeB magnets. The process comprises the following steps: Step 1: adjusting the relative distance between a plurality of grinding wheels; Step 2: placing ring-shaped NdFeB magnets The magnet is placed between multiple grinding wheels, and the inner ring of the annular NdFeB magnet is set on the grinding sleeve; Step 3: The grinding sleeve grinds the inner ring of the annular NdFeB magnet, and multiple grinding wheels The outer ring of the ring-shaped NdFeB magnet is ground. According to different usage requirements, the inner and outer rings of ring-shaped NdFeB magnets with different diameters can be polished at the same time to increase processing efficiency.

Description

A kind of NdFeB magnet processing technology

technical field

The invention relates to the field of grinding, and more specifically relates to a process for processing NdFeB magnets.

Background technique

NdFeB magnets refer to intermetallic compounds composed of rare earth elements Nd, iron and boron. Nd is mainly a combination of neodymium or neodymium and other rare earth elements, and sometimes cobalt, aluminum, vanadium and other elements are used to replace part of the iron; NdFeB magnets often need to be applied to a variety of processing steps in the process of processing, among which grinding processing is NdFeB magnets are an indispensable step in the forming process, but when processing ring-shaped NdFeB magnets, the grinding process of ring-shaped NdFeB magnets is complicated, and it is impossible to use different diameters according to different usage requirements. The inner and outer rings of the ring NdFeB magnets are polished simultaneously.

Contents of the invention

The purpose of the present invention is to provide a NdFeB magnet processing technology, which can simultaneously polish the inner and outer rings of ring-shaped NdFeB magnets with different diameters according to different usage requirements, so as to increase the processing efficiency.

The purpose of the present invention is achieved through the following technical solutions:

A kind of NdFeB magnet processing technology, this technology comprises the following steps:

Step 1: Adjust the relative distance between multiple grinding wheels;

Step 2: Place the ring-shaped NdFeB magnet between multiple grinding wheels, and the inner ring of the ring-shaped NdFeB magnet is placed on the grinding sleeve;

Step 3: The grinding sleeve grinds the inner ring of the annular NdFeB magnet, and a plurality of grinding wheels grinds the outer ring of the annular NdFeB magnet.

A NdFeB magnet processing device, comprising a device bracket, the device bracket is rotatably connected with an overturning bracket I, and the device bracket is fixedly connected with a power mechanism I for driving the overturning bracket I to rotate, and the power mechanism I is preferably a servo motor;

The flip bracket Ⅰ is connected with a swivel bracket for rotation, and the swivel bracket is fixedly connected with multiple telescopic mechanisms II, and the telescopic end of each telescopic mechanism II is rotatably connected with a grinding wheel, and the flip bracket Ⅰ is fixedly connected with a driving swivel bracket for rotation. The power mechanism II, the power mechanism II is preferably a servo motor, and the telescopic end of the telescopic mechanism II is fixedly connected with a power mechanism III that drives the grinding wheel to rotate, and the power mechanism III is preferably a servo motor;

The bottom of the rotating bracket is fixedly connected with a base plate, and the base plate is rotatably connected with a grinding shaft, and a plurality of grinding sleeves are fixedly connected on the grinding shaft. The diameters of each grinding sleeve are different, and the diameters of the multiple grinding sleeves increase from top to bottom. The upper ends of the two grinding sleeves are all tapered, and the base plate is fixedly connected with a power mechanism IV that drives the grinding shaft to rotate, and the power mechanism IV is preferably a servo motor;

The telescopic mechanism I is fixedly connected to the bracket of the device, the telescopic end of the telescopic mechanism I is fixedly connected with a mounting plate, the mounting plate is rotatably connected with an overturning bracket II, and a plurality of telescopic mechanisms III are fixedly connected to the overturning bracket II, and each telescopic mechanism The telescopic ends of III are fixedly connected with clamping columns, and the mounting plate is fixedly connected with the power mechanism V that drives the turning bracket II to rotate. The power mechanism V is preferably a servo motor, and the turning bracket II is fixedly connected with two telescopic mechanisms IV. , the telescopic ends of the two telescopic mechanisms IV are fixedly connected with telescopic mechanisms V, and the telescopic ends of the two telescopic mechanisms V are fixedly connected with fork plates;

The bottom of the device bracket is fixedly connected with telescopic mechanism Ⅵ, the telescopic end of telescopic mechanism Ⅵ is fixedly connected with lifting bracket, the lifting bracket is rotatably connected with grinding disc Ⅰ, and the lifting bracket is fixedly connected with power mechanism Ⅵ for driving grinding disc Ⅰ to rotate , the power mechanism VI is preferably a servo motor;

The bottom of the device bracket is fixedly connected with telescopic mechanism VII, the telescopic end of telescopic mechanism VII is fixedly connected with telescopic mechanism VIII, the telescopic end of telescopic mechanism VIII is fixedly connected with lifting bracket II, and the lifting bracket II is rotatably connected with grinding disc II, The power mechanism VII that drives the grinding disc II to rotate is fixedly connected to the lifting bracket II, and the power mechanism VII is preferably a servo motor;

The bottom of the device bracket is fixedly connected with telescopic part I, the telescopic part I is fixedly connected with telescopic part II, and the telescopic part II is fixedly connected with a push plate.

Description of drawings

The present invention will be described in further detail below in conjunction with the accompanying drawings and specific implementation methods.

Fig. 1 is a schematic diagram of the NdFeB magnet processing technology of the present invention;

Fig. 2 is a schematic view of the device support structure of the present invention;

Fig. 3 is a structural schematic diagram of the flip bracket I of the present invention;

Fig. 4 is a schematic structural view of the rotating bracket of the present invention;

Fig. 5 is a schematic structural view of the grinding sleeve of the present invention;

Fig. 6 is a schematic structural view of the clamping bracket of the present invention;

Fig. 7 is a schematic structural view of the grinding disc I of the present invention;

Fig. 8 is a schematic diagram of the structure of the grinding disc II of the present invention;

Fig. 9 is a structural schematic diagram of the lifting bracket II of the present invention;

Fig. 10 is a structural schematic diagram of the push plate of the present invention.

In the picture:

Device bracket 11; overturn bracket I12; telescopic mechanism I13; mounting plate 14;

Rotary bracket 21; Telescopic mechanism II 22; Grinding wheel 23;

Bottom plate 31; Grinding shaft 32; Grinding sleeve 33;

Flip bracket Ⅱ41; telescopic mechanism Ⅲ42; clamping column 43; telescopic mechanism Ⅳ44; telescopic mechanism Ⅴ45; fork plate 46;

Telescopic mechanism Ⅵ51; lifting bracket 52; grinding disc Ⅰ53;

Telescopic mechanism Ⅶ61; telescopic mechanism Ⅷ62; lifting bracket Ⅱ63; grinding disc Ⅱ64;

Telescopic part I71; telescopic part II72; push plate 73.

Detailed ways

The present invention will be described in further detail below in conjunction with the accompanying drawings.

As shown in Figure 1, the steps and functions of a NdFeB magnet processing technology will be described in detail below;

A kind of NdFeB magnet processing technology, this technology comprises the following steps:

Step 1: adjusting the relative distance between the plurality of grinding wheels 23;

Step 2: Place the ring-shaped NdFeB magnet between a plurality of grinding wheels 23, and the inner ring of the ring-shaped NdFeB magnet is placed on the grinding sleeve 33;

Step 3: The grinding sleeve 33 grinds the inner ring of the annular NdFeB magnet, and the plurality of grinding wheels 23 grinds the outer ring of the annular NdFeB magnet.

As shown in Figures 2 to 10, in order to facilitate the implementation of a NdFeB magnet processing technology, a NdFeB magnet processing device is designed. The structure and function of a NdFeB magnet processing device are described in detail below ;

A NdFeB magnet processing device, comprising a device bracket 11, the device bracket 11 is rotatably connected with an overturn bracket I12, and the device bracket 11 is fixedly connected with a power mechanism I that drives the overturn bracket I12 to rotate, and the power mechanism I is preferably a servo motor ;

The turning bracket I12 is rotatably connected with a rotating bracket 21, and the rotating bracket 21 is fixedly connected with a plurality of telescopic mechanisms II22, and the telescoping end of each telescopic mechanism II22 is rotatably connected with a grinding wheel 23, and the turning bracket I12 is fixedly connected with a drive rotation The power mechanism II for the rotation of the support 21, the power mechanism II is preferably a servo motor, the telescopic end of the telescopic mechanism II 22 is fixedly connected with the power mechanism III for driving the grinding wheel 23 to rotate, and the power mechanism III is preferably a servo motor;

The bottom of the rotating bracket 21 is fixedly connected with a base plate 31, the base plate 31 is rotatably connected with a grinding shaft 32, and the grinding shaft 32 is fixedly connected with a plurality of grinding sleeves 33, each grinding sleeve 33 has a different diameter, and the diameter of a plurality of grinding sleeves 33 Increasing from top to bottom, the upper end of each grinding sleeve 33 is conically arranged, and the power mechanism IV that drives the grinding shaft 32 to rotate is fixedly connected to the bottom plate 31, and the power mechanism IV is preferably a servo motor;

The bottom of the device bracket 11 is fixedly connected with the telescopic mechanism VI51, the telescopic end of the telescopic mechanism VI51 is fixedly connected with the lifting bracket 52, the lifting bracket 52 is rotatably connected with the grinding disc I53, and the lifting bracket 52 is fixedly connected with the driving grinding disc I53 for rotation. The power mechanism Ⅵ, the power mechanism Ⅵ is preferably a servo motor;

The bottom of the device bracket 11 is fixedly connected with the telescopic mechanism VII61, the telescopic end of the telescopic mechanism VII61 is fixedly connected with the telescopic mechanism VIII62, the telescopic end of the telescopic mechanism VIII62 is fixedly connected with the lifting bracket II63, and the lifting bracket II63 is rotatably connected with the grinding disc II64 , the lifting bracket II 63 is fixedly connected with a power mechanism VII that drives the grinding disc II 64 to rotate, and the power mechanism VII is preferably a servo motor;

The bottom of the device bracket 11 is fixedly connected with a telescopic part I71, the telescopic part I71 is fixedly connected with a telescopic part II72, and the telescopic part II72 is fixedly connected with a push plate 73;

When in use, start a plurality of telescopic mechanisms I13, which can be hydraulic cylinders or electric push rods, and the telescopic end of the telescopic mechanism I13 drives the grinding wheel 23 to move, thereby adjusting the position of the grinding wheel 23, and starting multiple telescopic mechanisms I13, Adjust the relative distance between a plurality of grinding wheels 23 according to the outer diameter of the annular NdFeB magnet;

When grinding, the inner ring of the annular NdFeB magnet is placed on the grinding sleeve 33, the outer ring of the annular NdFeB magnet is in contact with a plurality of grinding wheels 23, and the annular NdFeB magnet moves downward under the action of gravity. Carry out movement, as shown in Figure 5, be fixedly connected with a plurality of grinding sleeves 33 on the grinding shaft 32, the diameter of each grinding sleeve 33 is different, and the diameter of multiple grinding sleeves 33 increases successively from top to bottom, and the annular NdFeB The magnet moves downward, and a plurality of grinding sleeves 33 are pre-processed into various models according to the usage requirements, and then in the process of the annular NdFeB magnet moving downward, the inner ring of the annular NdFeB magnet will gradually When the ring-shaped NdFeB magnet falls to the grinding sleeve 33 of the specified diameter, the ring-shaped NdFeB magnet no longer falls, and the grinding sleeve 33 rotates to polish the inner ring of the ring-shaped NdFeB magnet;

The upper end of each grinding sleeve 33 is conically arranged, which is convenient for guiding the falling of the ring-shaped NdFeB magnet;

Start the power mechanism IV, the output shaft of the power mechanism IV drives the grinding shaft 32 to rotate, the grinding shaft 32 drives a plurality of grinding sleeves 33 to rotate, the grinding sleeve 33 rotates to grind the inner ring of the annular NdFeB magnet, and starts the power mechanism II, the output shaft of the power mechanism II starts to rotate, the output shaft of the power mechanism II drives the rotating bracket 21 to rotate, the rotating bracket 21 drives a plurality of grinding wheels 23 to rotate, and the plurality of grinding wheels 23 revolve, and simultaneously starts the power mechanism III, The output shaft of the power mechanism III rotates, and the output shaft of the power mechanism III drives a plurality of grinding wheels 23 to rotate, and the plurality of grinding wheels 23 rotate, and then the plurality of grinding wheels 23 grind the outer ring of the annular NdFeB magnet , the inner ring of the annular NdFeB magnet is polished by the grinding sleeve 33;

Further, in order to polish the ring-shaped NdFeB magnet in an all-round way, the upper and lower sides of the ring-shaped NdFeB magnet are not polished at this time. After the grinding is completed, the power mechanism I is started, and the output shaft of the power mechanism I drives The overturn bracket I12 rotates, and the overturn bracket I12 drives the rotation bracket 21 to rotate, thereby causing the rotation bracket 21 to overturn as a whole, so that the rotation bracket 21 drives the ring-shaped NdFeB magnet to turn over as a whole, and the ring-shaped NdFeB magnet moves downward under the action of gravity. The ring-shaped NdFeB magnet falls on the grinding disc I53, the power mechanism VI is started in advance, the output shaft of the power mechanism VI begins to rotate, the output shaft of the power mechanism VI drives the grinding disc I53 to rotate, and the power mechanism VII is started. The output shaft of the power mechanism VII starts to rotate, and the output shaft of the power mechanism VII drives the grinding disc II64 to rotate. When the ring-shaped NdFeB magnet falls on the grinding disc I53, the telescopic part II72 is started. The telescopic part II72 can be a hydraulic cylinder or The electric push rod, the telescopic end of the telescopic part II72 drives the push plate 73 to move, and the push plate 73 pushes the ring-shaped NdFeB magnet, so that the ring-shaped NdFeB magnet passes between the grinding disc II64 and the grinding disc I53, and then completes Grinding the upper and lower sides of the ring-shaped NdFeB magnet, and then complete the comprehensive grinding of the ring-shaped NdFeB magnet;

Further, the telescopic mechanism VII61 can be activated, and the telescopic mechanism VII61 can be a hydraulic cylinder or an electric push rod, thereby adjusting the height of the grinding disc II64, and then adjusting the relative distance between the grinding disc II64 and the grinding disc I53, thereby completing rings of different thicknesses. Grinding the NdFeB magnet, correspondingly start the telescopic part I71, the telescopic part I71 can be a hydraulic cylinder or an electric push rod, and then adjust the height of the push plate 73;

Further, in order to allow the device to operate in flowing water, the telescopic mechanism I13 is fixedly connected to the device bracket 11, the telescopic end of the telescopic mechanism I13 is fixedly connected to the installation plate 14, and the installation plate 14 is rotatably connected to the flip bracket II41, and the flip bracket Ⅱ41 is fixedly connected with a plurality of telescopic mechanisms Ⅲ42, and the telescopic end of each telescopic mechanism Ⅲ42 is fixedly connected with a clamping column 43, and the installation plate 14 is fixedly connected with a power mechanism Ⅴ and a power mechanism Ⅴ for driving the turning bracket Ⅱ41 to rotate. It is preferably a servo motor, and two telescopic mechanisms IV44 are fixedly connected to the flip bracket II41, and the telescopic ends of the two telescopic mechanisms IV44 are fixedly connected with the telescopic mechanism V45, and the telescopic ends of the two telescopic mechanisms V45 are fixedly connected with fork plates 46;

Start the power mechanism Ⅴ, the output shaft of the power mechanism Ⅴ drives the turning support II 41 to rotate, so that the turning support Ⅱ 41 turns over, and the inner ring of the ring-shaped NdFeB magnet is placed between the multiple clamping columns 43, and the telescopic mechanism Ⅲ 42 is started. The telescopic mechanism III42 can be a hydraulic cylinder or an electric push rod. The telescopic end of the telescopic mechanism III42 drives the clamping column 43 to move, and then adjusts the positions of the multiple clamping columns 43, so that the multiple clamping columns 43 can hold the ring-shaped Rubidium iron The inner ring of the boron magnet is clamped, and the power mechanism Ⅴ is started, and the output shaft of the power mechanism Ⅴ drives the turning bracket II 41 to rotate, so that the turning bracket Ⅱ 41 turns over. At this time, as shown in Figure 6, start the telescopic mechanism Ⅳ 44 and the telescopic mechanism Ⅴ 45, The telescopic mechanism IV 44 and the telescopic mechanism V 45 can be hydraulic cylinders or electric push rods. When the telescopic ends of the telescopic mechanism IV 44 and the telescopic mechanism V 45 move, they can drive the fork plate 46 to move, thereby adjusting the position of the fork plate 46;

The two fork plates 46 cooperate to move the ring-shaped NdFeB magnets one by one on the grinding shaft 32. After the grinding shaft 32 is finished grinding, turn the ring-shaped NdFeB magnets onto the grinding disc I53 to complete the flowing water grinding process ;

The cooperating movement process of two fork plates 46 is that one of the fork plates 46 moves to the lowermost end of a plurality of ring-shaped NdFeB magnets and contacts with a ring-shaped NdFeB magnet at the lowermost end, and a plurality of ring-shaped NdFeB magnets are contacted. Magnet support, the other moves between the penultimate and penultimate ring-shaped NdFeB magnets, and supports other ring-shaped NdFeB magnets except the penultimate ring-shaped NdFeB magnets, and the shrinking mechanism A part of the telescopic end of III 42 protrudes, so that multiple clamping columns 43 loosen the clamping of the ring-shaped NdFeB magnet, start the telescopic mechanism IV 44 and telescopic mechanism V 45, and make the fork plate 46 originally on the lowermost side move upward, Move between the penultimate and penultimate ring-shaped NdFeB magnets, the penultimate ring-shaped NdFeB magnets are dropped between multiple grinding wheels 23 for grinding, and the two fork plates 46 circulate , to control the falling of multiple ring-shaped NdFeB magnets one by one.

Claims (10)

1. A rubidium iron boron magnet processing technology is characterized in that: the process comprises the following steps:

the method comprises the following steps: adjusting the relative distance between the plurality of grinding wheels (23);

step two: placing the annular rubidium iron boron magnet among the plurality of polishing wheels (23), wherein the inner ring of the annular rubidium iron boron magnet is sleeved on the polishing sleeve (33);

step three: the polishing sleeve (33) polishes the inner ring of the annular rubidium-iron-boron magnet, and the plurality of polishing wheels (23) polish the outer ring of the annular rubidium-iron-boron magnet.

2. The rubidium iron boron magnet processing technology according to claim 1, characterized in that: the polishing device is characterized in that the polishing sleeves (33) are arranged in a plurality, the polishing sleeves (33) are fixedly connected to the polishing shaft (32), and the polishing shaft (32) is rotatably connected to the bottom plate (31).

3. The rubidium iron boron magnet processing technology according to claim 2, characterized in that: the diameters of the grinding sleeves (33) are different, and the diameters of the grinding sleeves (33) are sequentially increased from top to bottom.

4. The rubidium iron boron magnet processing technology according to claim 2, characterized in that: the upper end of each grinding sleeve (33) is arranged in a conical manner.

5. The rubidium iron boron magnet processing technology according to claim 2, characterized in that: bottom plate (31) fixed connection is on runing rest (21), and runing rest (21) rotate to be connected on upset support I (12), and upset support I (12) rotate to be connected on device support (11).

6. The rubidium iron boron magnet processing technology according to claim 5, characterized in that: a plurality of telescopic mechanisms II (22) are fixedly connected to the rotating support (21), and the telescopic end of each telescopic mechanism II (22) is rotatably connected with a grinding wheel (23).

7. The rubidium iron boron magnet processing technology according to claim 6, characterized in that: fixedly connected with telescopic machanism I (13) on device support (11), fixedly connected with mounting panel (14) is served in the flexible of telescopic machanism I (13), it is connected with upset support II (41) to rotate on mounting panel (14), a plurality of telescopic machanism III (42) of fixedly connected with are served in upset support II (41), equal fixedly connected with clamping post (43) is served in the flexible of every telescopic machanism III (42), two telescopic machanism IV (44) of fixedly connected with are served in upset support II (41), equal fixedly connected with telescopic machanism V (45) is served in the flexible of two telescopic machanism IV (44), equal fixedly connected with fork board (46) is served in the flexible of two telescopic machanism V (45).

8. The rubidium iron boron magnet processing technology according to claim 7, characterized in that: the bottom fixedly connected with telescopic machanism VI (51) of device support (11), fixedly connected with lifting support (52) on telescopic machanism VI (51)'s the flexible end, rotate on lifting support (52) and be connected with I (53) of polishing dish.

9. The rubidium iron boron magnet processing technology according to claim 8, characterized in that: the device is characterized in that a telescopic mechanism VII (61) is fixedly connected to the bottom of the device support (11), a telescopic mechanism VIII (62) is fixedly connected to the telescopic end of the telescopic mechanism VII (61), a lifting support II (63) is fixedly connected to the telescopic end of the telescopic mechanism VIII (62), and a polishing disc II (64) is rotatably connected to the lifting support II (63).

10. The rubidium iron boron magnet processing technology according to claim 9, characterized in that: the bottom of the device support (11) is fixedly connected with a telescopic part I (71), a telescopic end of the telescopic part I (71) is fixedly connected with a telescopic part II (72), and a telescopic end of the telescopic part II (72) is fixedly connected with a push plate (73).

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