CN108098550B - Diamond wire cutting machining equipment and cutting method of neodymium iron boron magnet - Google Patents
Diamond wire cutting machining equipment and cutting method of neodymium iron boron magnet Download PDFInfo
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- CN108098550B CN108098550B CN201711362986.7A CN201711362986A CN108098550B CN 108098550 B CN108098550 B CN 108098550B CN 201711362986 A CN201711362986 A CN 201711362986A CN 108098550 B CN108098550 B CN 108098550B
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- 229910003460 diamond Inorganic materials 0.000 title claims abstract description 90
- 239000010432 diamond Substances 0.000 title claims abstract description 90
- 238000005520 cutting process Methods 0.000 title claims abstract description 68
- 229910001172 neodymium magnet Inorganic materials 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 title claims description 14
- 238000003754 machining Methods 0.000 title description 2
- 238000012545 processing Methods 0.000 claims abstract description 23
- 239000002245 particle Substances 0.000 claims abstract description 8
- 238000003672 processing method Methods 0.000 claims abstract description 8
- 239000011521 glass Substances 0.000 claims description 16
- 230000005540 biological transmission Effects 0.000 claims description 10
- 229910052751 metal Inorganic materials 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims description 10
- 239000007864 aqueous solution Substances 0.000 claims description 3
- 238000009713 electroplating Methods 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 238000013459 approach Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 10
- 239000002173 cutting fluid Substances 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 abstract 1
- 238000004804 winding Methods 0.000 description 7
- 229910052761 rare earth metal Inorganic materials 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- -1 neodymium-iron-boron rare earth Chemical class 0.000 description 2
- 150000002910 rare earth metals Chemical class 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical compound [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 description 1
- 239000003082 abrasive agent Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000006247 magnetic powder Substances 0.000 description 1
- 239000006148 magnetic separator Substances 0.000 description 1
- 238000013421 nuclear magnetic resonance imaging Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000005491 wire drawing Methods 0.000 description 1
- 238000009763 wire-cut EDM Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/06—Grinders for cutting-off
- B24B27/0633—Grinders for cutting-off using a cutting wire
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/06—Grinders for cutting-off
- B24B27/0675—Grinders for cutting-off methods therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/06—Grinders for cutting-off
- B24B27/0683—Accessories therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/02—Frames; Beds; Carriages
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D99/00—Subject matter not provided for in other groups of this subclass
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a diamond wire multi-wire cutting processing device which comprises a support, a wire releasing roller assembly, a wire releasing torque wheel assembly, a grooved roller frame, grooved rollers, a wire receiving torque wheel assembly, a wire receiving roller assembly, a working table and a diamond wire, wherein the grooved roller frame is supported on the support, and more than two grooved rollers are arranged on the grooved roller frame in parallel; the workbench is arranged below the grooved roller frame, the pay-off roller guide rail and the take-up roller guide rail are connected with the support, and the take-up and pay-off roller assembly is arranged on a pay-off conveying vehicle which reciprocates along the take-up and pay-off roller guide rail; one end of the diamond wire is wound on the pay-off roller, the other end of the diamond wire passes through the pay-off torque wheel and then is wound on the groove roller, and then passes through the take-up torque wheel and then is wound on the take-up roller; the cutting wire with the surface plated with the diamond particles is adopted, and no grinding material is added, so that the cutting quality is obviously changed and the working environment is improved; the invention also relates to a diamond wire cutting processing method of the neodymium iron boron magnet, which obviously changes the cutting quality, can recycle the cutting fluid and is beneficial to environmental protection.
Description
Technical Field
The invention relates to multi-wire cutting processing equipment and a cutting processing method, in particular to the multi-wire cutting processing equipment for a diamond wire and the cutting method for a neodymium iron boron magnet, which can also be used for cutting processing of semiconductor materials and belong to the field of special cutting processing equipment.
Background
The Nd-Fe-B rare earth permanent magnet is increasingly applied with excellent magnetic performance, and is widely used for medical nuclear magnetic resonance imaging, computer hard disk drives, sound equipment, mobile phones and the like; with the requirements of energy conservation and low-carbon economy, the neodymium-iron-boron rare earth permanent magnet material is applied to the fields of automobile parts, household appliances, energy-saving and control motors, hybrid electric vehicles, wind power generation and the like.
Because the neodymium iron boron rare earth permanent magnet material is brittle and hard, the processing is very difficult, and the purpose of processing is difficult to achieve by a common processing method. The existing processing equipment mainly comprises wire cut electrical discharge machining equipment, an inner circle slicing machine and a multi-wire cutting machine. The multi-wire cutting machine has the advantages of high yield and high processing efficiency, and is adopted by more and more enterprises.
The multi-line cutting principle is that a group of grooved wheels are designed according to the cutting thickness required by a workpiece, a steel wire forms a spacing net with the required thickness through the group of grooved wheels, abrasive materials are brought into a processing area of a material to be cut to be ground by utilizing the high-speed reciprocating motion of a cutting line, the workpiece to be cut is fed in the vertical direction through the lifting of a workbench, and therefore the workpiece is cut into a plurality of sheets with the required thickness. In order to ensure that the cutting process is not broken, the conventional multi-wire cutting machine generally guides a cutting wire to a sheave assembly of a processing area of a material to be cut through a set of multiple paying-off guide wheel assemblies for cutting, and then guides the cutting wire to a take-up pulley through a set of multiple taking-up guide wheel assemblies for winding and taking-up.
With the development of the technology, people find that the cutting efficiency can be obviously improved by adopting the cutting wire with the diamond particles plated on the surface, and the cutting quality and the cutting environment are obviously changed because the diamond wire does not need to be added with grinding materials. Because the diamond wire can cut both the workpiece and the guide wheel group, the problem that people need to solve is to reduce the number of guide wheels, and patent CN 103963180A provides a six-guide-wheel multi-wire cutting machine, but the problem that the number of guide wheels is large cannot be solved. In addition, the main parts of the existing multi-wire cutting machine are all arranged on the vertical plate, so that the design stability is poor, the installation and the maintenance are not easy, and the precision is poor. In order to solve the problem that wire arrangement is uniform when the wire releasing roller and the wire receiving roller release and receive wires, the conventional multi-wire cutting machine is provided with a wire arrangement mechanism, and a plurality of guide wheels are also arranged on the wire arrangement mechanism.
Disclosure of Invention
Aiming at the problems, the invention designs novel multi-wire cutting equipment and finds a cutting method of a rare earth permanent magnet.
The invention is realized by the following technical scheme:
a diamond wire multi-wire cutting processing device comprises a support, a groove roller frame, a wire releasing roller assembly, a wire releasing moment wheel assembly, a groove roller, a wire receiving moment wheel assembly, a wire receiving roller assembly, a workbench and a diamond wire; the grooved roll frame is supported on the support, and more than two grooved rolls are arranged on the grooved roll frame in parallel; the workbench is arranged on a support below the grooved roll frame; the support is also provided with a wire take-up roller guide rail and a wire pay-off roller guide rail, and the wire pay-off roller assembly is arranged on a wire pay-off conveying vehicle which reciprocates along the wire pay-off roller guide rail; the take-up roller assembly is arranged on a take-up conveying vehicle which reciprocates along the take-up roller guide rail; a paying-off torque wheel assembly and a taking-up torque wheel assembly are respectively arranged above the paying-off roller assembly and the taking-up roller assembly; one end of the diamond wire is wound on the pay-off roller component, the other end of the diamond wire is wound on the grooved roller after passing through the pay-off torque wheel in the pay-off torque wheel component, and then is wound on the take-up roller after passing through the take-up torque wheel in the take-up torque wheel component.
The three grooved rollers are distributed in a triangular shape, the axes of the three grooved rollers are parallel, and the grooved rollers are driven by a grooved roller servo motor to synchronously rotate.
The worktable is provided with an up-down moving device, and a workpiece to be cut and processed is fixed on the worktable and moves up and down along with the worktable.
The workbench is provided with a moving device which moves along the vertical direction and the horizontal direction; the workpiece to be cut and processed is fixed on the workbench and moves up and down and back and forth along with the workbench, and the processed surface of the workpiece is a curved surface.
The pay-off roller assembly comprises a pay-off roller, a bearing supporting assembly, a first servo motor and a ball screw transmission pair; the bearing support assembly is arranged on the pay-off conveying vehicle, one end of the bearing support assembly is connected with the pay-off roller, and the other end of the bearing support assembly is connected with the first servo motor; the pay-off roller is driven by a first servo motor to rotate in the positive and negative directions, so that the diamond wire is wound and unwound; the pay-off conveying vehicle is driven by the ball screw transmission pair to reciprocate along the guide rail of the pay-off roller, so that the diamond wire is axially arranged along the pay-off roller.
The wire take-up roller assembly comprises a wire take-up roller, a bearing supporting assembly, a second servo motor and a ball screw transmission pair; the bearing support assembly is arranged on the wire collecting and conveying vehicle, one end of the bearing support assembly is connected with the wire collecting roller, and the other end of the bearing support assembly is connected with the second servo motor; the wire take-up roller is driven by a second servo motor to rotate in the positive and negative directions, so that the take-up and pay-off of the diamond wire are realized; the wire take-up and conveying trolley is driven by the ball screw transmission pair to reciprocate along the guide rail of the wire take-up roller, so that the diamond wire is axially arranged along the wire take-up roller.
The pay-off torque wheel assembly comprises a pay-off torque wheel, a torque arm, a support plate and a third servo motor; the rotating shaft of the third servo motor is connected with one end of the moment arm, the paying-off moment wheel is connected with the other end of the moment arm, the wrap angle of the diamond wire on the paying-off moment wheel is larger than 90 degrees and smaller than 200 degrees, and the paying-off moment wheel swings around the axis of the third servo motor during working.
The take-up torque wheel assembly comprises a take-up torque wheel, a torque arm, a support plate and a fourth servo motor; the fourth servo motor is arranged on the supporting plate, a rotating shaft of the fourth servo motor is connected with one end of the moment arm, the take-up moment wheel is connected with the other end of the moment arm, the wrap angle of the diamond wire on the take-up moment wheel is larger than 90 degrees and smaller than 200 degrees, and the take-up moment wheel swings around the axis of the fourth servo motor during working.
The diamond wire is formed by bonding diamond particles on the surface of a metal wire by an electroplating method, and the diamond particles are bonded on the surface of the metal wire. The diameter of the diamond wire is in the range of 0.15-0.25 mm.
The invention also discloses a diamond wire cutting processing method of the neodymium iron boron magnet, which adopts the diamond wire multi-wire cutting processing equipment, and comprises the following working procedures:
(1) bonding a neodymium iron boron magnet workpiece on a glass plate, bonding the glass plate on a metal plate, and clamping the metal plate on a workbench of diamond wire multi-wire cutting processing equipment;
(2) lifting the workbench to enable the neodymium iron boron magnet workpiece to approach a cutting diamond wire, setting the torque of a wire take-up torque wheel and a wire take-off torque wheel, the rotating speed and reciprocating parameters of a wire take-up roller and a wire take-off roller, the rotating speed of a groove roller and the feeding amount of the diamond wire, starting a cutting liquid pump, starting the diamond wire to run, and then starting the workbench to feed to cut the neodymium iron boron magnet workpiece; the speed of the diamond wire is 800-1500 m/min, and the feeding amount of the diamond wire is 50-500 mm/cycle; the feeding amount of the workbench is 0.1-30 mm/h, and the diamond wire is stopped after cutting the glass plate.
(3) And (3) putting the cut neodymium iron boron magnet workpiece into an aqueous solution at the temperature of 80-120 ℃, and taking out the neodymium iron boron magnet workpiece after the cut neodymium iron boron magnet workpiece is separated from the glass plate.
The number of the glass plates is more than 2, and a gap of 1-5mm is arranged between the two glass plates.
A grinding process is also carried out between the process (2) and the process (3).
The invention has the beneficial effects that:
1. the overall arrangement of current multi-thread cutting equipment has been changed, and the essential element setting is on the support, and stability is good, easy maintenance, precision are high.
2. The cutting line with diamond particles plated on the surface is adopted, the cutting efficiency is obviously improved, and the cutting quality and the working environment are obviously changed because the diamond line does not need to be added with grinding materials.
3. The guide wheel set arranged for preventing wire breakage is omitted, the problem of a diamond wire cutting guide wheel is solved, the service life of the diamond wire is prolonged, consumable consumption is reduced, and the practicability of the diamond wire is realized.
4. Because the diamond wire does not need to be added with abrasive, the cutting quality is obviously changed and the cutting environment is improved. When the grinding material is used, the grinding material is more and more fine, the cutting fluid needs to be replaced periodically, the environment is seriously polluted, after the diamond wire is adopted, the cut magnetic powder can be separated out through a magnetic separator arranged in a cutting fluid circulating system, the cutting fluid can be recycled, and the environment protection is facilitated.
Drawings
FIG. 1 is a schematic view of a diamond wire cutting apparatus of the present invention;
FIG. 2 is a schematic illustration of a pay-off roller assembly and a take-up roller assembly;
FIG. 3 is a schematic structural view of a take-up torque wheel assembly and a pay-off torque wheel assembly.
Detailed Description
The following further describes the embodiments of the present invention with reference to the drawings.
As shown in fig. 1, the diamond wire multi-wire cutting processing device comprises a support 1, a paying-off roller assembly 4, a paying-off torque wheel assembly 5, a grooved roller frame 6, grooved rollers 7, 23 and 24, a take-up torque wheel assembly 9, a take-up roller assembly 10, a workbench 13 and a diamond wire 8; the grooved roll frame 6 is supported on a support, and grooved rolls 7, 23 and 24 are arranged on the grooved roll frame 6 in parallel; the workbench 13 is arranged below the grooved roll frame 6, and the vertical movement of the workbench 13 is realized through the up-down moving device 14; the workpiece to be cut and processed is fixed on the workbench 13 and moves up and down along with the workbench 13; when the cutting machine is used for cutting, the workbench 13 moves upwards, the speed reducer is driven by the workbench servo motor, and the speed is controllable; a horizontal moving device (not shown) can be added between the workbench 13 and the up-down moving device 14, so that the movement in two directions can be realized, and the curved surface can be cut; the support is also provided with a pay-off roller guide rail 2 and a take-up roller guide rail 12, and the pay-off roller assembly 4 is arranged on a pay-off conveying vehicle 3 which reciprocates along the pay-off roller guide rail 2; the wire take-up roller assembly 10 is arranged on a wire take-up transfer trolley 11 which reciprocates along a wire take-up roller guide rail 12; a paying-off torque wheel component 5 is arranged above the paying-off roller component 4; a take-up torque wheel assembly 9 is arranged above the take-up roller assembly 10; one end of the diamond wire 8 is wound on the pay-off roller, the other end of the diamond wire passes through the pay-off torque wheel and then is wound on the groove roller, and then passes through the take-up torque wheel and then is wound on the take-up roller.
Fig. 2 is a schematic diagram of the principle of the pay-off roller assembly and the take-up roller assembly, and the take-up (pay-off) roller assembly includes a take-up (pay-off) roller 15, a bearing support assembly 16, a servo motor 17, and a ball screw transmission pair 18. The bearing support assembly 16 is arranged on the wire collecting (releasing) conveying vehicle, one end of the bearing support assembly is connected with the wire collecting (releasing) roller 15, and the other end of the bearing support assembly is connected with the servo motor 17; the wire winding (unwinding) roller 15 is driven by a servo motor 17 to rotate in the positive and negative directions, so that the winding and unwinding of the diamond wire 8 are realized; the wire collecting (releasing) conveying vehicle is driven by a ball screw transmission pair 18 to reciprocate along the wire collecting (releasing) roller guide rail 2 or 12, so that the diamond wire 8 is axially arranged along the wire collecting (releasing) roller 15.
Fig. 3 is a schematic structural diagram of a wire take-up torque wheel assembly and a wire release torque wheel assembly, wherein the wire take-up (release) torque wheel assembly 5 or 9 comprises a wire take-up (release) torque wheel 19, a torque arm 20, a support plate 21 and a servo motor 22; the servo motor 22 is arranged on the supporting plate, a rotating shaft of the servo motor 22 is connected with one end of the moment arm 20, the wire winding (unwinding) moment wheel 19 is connected with the other end of the moment arm 20, and the wrap angle of the diamond wire 8 on the wire winding (unwinding) moment wheel 19 is larger than 90 degrees and smaller than 200 degrees; when the wire drawing (releasing) torque wheel 19 swings around the axis of the servo motor 22 during working, the tension of the diamond wire 8 is controlled by controlling the torque of the servo motor 22, and the diamond wire 8 is formed by bonding diamond particles on the surface of a metal wire by an electroplating method to form the metal wire with the diamond particles bonded on the surface; the diameter of the diamond wire is in the range of 0.16-0.24 mm.
Examples
A diamond wire cutting processing method of a neodymium iron boron magnet comprises the steps of firstly bonding 4 neodymium iron boron magnets with the thickness of 50 × 60 × 40mm on a glass plate, wherein the thickness of 40mm is the height direction, then bonding 5 glass plates (200 × 60 × 40 mm) on a metal plate with the thickness of 20mm at intervals of 5mm to form a 200 × 320 × 60mm square block, and clamping the square block on a workbench of diamond wire multi-wire cutting processing equipment;
(2) cutting grooves on the grooved roller every 2mm, wherein the diameter of a diamond wire is 0.16mm, lifting the workbench until a workpiece is close to a cutting diamond wire, setting torque of a wire winding (unwinding) torque wheel, the rotating speed and reciprocating parameters of the wire winding (unwinding) roller, the rotating speed of the grooved roller and the feeding amount of the diamond wire, starting a cutting liquid pump, starting the diamond wire to run, and then starting the workbench to feed; the speed of the diamond wire is 1200 m/min, and the feeding amount of the diamond wire is 50 mm/cycle; and stopping the machine after the glass plate is cut.
(3) And (3) putting the cut workpiece into a 110 ℃ aqueous solution, separating the workpiece to be cut from the glass, taking out the workpiece, and measuring the size of a single sheet to be 50 × 1.8.8 1.8 × 40 mm.
Claims (7)
1. The utility model provides a diamond wire multi-line cutting processing equipment, contains support, unwrapping wire roller subassembly, unwrapping wire moment wheel subassembly, grooved roll frame, grooved roll, receipts line moment wheel subassembly, receives line roller subassembly, workstation, diamond wire, its characterized in that: the grooved roll frame is supported on the support, and more than two grooved rolls are arranged on the grooved roll frame in parallel; the workbench is arranged below the grooved roller frame, the pay-off roller guide rail and the take-up roller guide rail are connected with the support, and the pay-off roller assembly is arranged on a pay-off conveying vehicle which reciprocates along the pay-off roller guide rail; the take-up roller assembly is arranged on a take-up conveying vehicle which reciprocates along the take-up roller guide rail; a paying-off torque wheel assembly is arranged above the paying-off roller assembly; a take-up torque wheel assembly is arranged above the take-up roller assembly; one end of the diamond wire is wound on the pay-off roller assembly, the other end of the diamond wire is wound on the grooved roller after passing through the pay-off torque wheel in the pay-off torque wheel assembly, and then is wound on the take-up roller assembly after passing through the take-up torque wheel in the take-up torque wheel assembly; the support is a floor type;
the pay-off roller assembly comprises a pay-off roller, a bearing supporting assembly, a first servo motor and a ball screw transmission pair; the bearing support assembly is arranged on the pay-off conveying vehicle, one end of the bearing support assembly is connected with the pay-off roller, and the other end of the bearing support assembly is connected with the first servo motor; the pay-off roller is driven by a first servo motor to rotate in the positive and negative directions, so that the diamond wire is wound and unwound; the pay-off conveying vehicle is driven by a ball screw transmission pair to reciprocate along a guide rail of the pay-off roller, so that the diamond wire is axially arranged along the pay-off roller; the wire take-up roller assembly comprises a wire take-up roller, a bearing supporting assembly, a second servo motor and a ball screw transmission pair; the bearing support assembly is arranged on the wire collecting and conveying vehicle, one end of the bearing support assembly is connected with the wire collecting roller, and the other end of the bearing support assembly is connected with the second servo motor; the wire take-up roller is driven by a second servo motor to rotate in the positive and negative directions, so that the take-up and pay-off of the diamond wire are realized; the wire take-up and conveying trolley is driven by a ball screw transmission pair to reciprocate along a guide rail of the wire take-up roller, so that the diamond wire is axially arranged along the wire take-up roller; the pay-off torque wheel assembly comprises a pay-off torque wheel, a torque arm, a support plate and a third servo motor; a rotating shaft of the third servo motor is connected with one end of the moment arm, the pay-off moment wheel is connected with the other end of the moment arm, the wrap angle of the diamond wire on the pay-off moment wheel is larger than 90 degrees and smaller than 200 degrees, and the pay-off moment wheel swings around the axis of the third servo motor during working; the take-up torque wheel assembly comprises a take-up torque wheel, a torque arm, a support plate and a fourth servo motor; the fourth servo motor is arranged on the supporting plate, a rotating shaft of the fourth servo motor is connected with one end of the moment arm, the take-up moment wheel is connected with the other end of the moment arm, the wrap angle of the diamond wire on the pay-off moment wheel is larger than 100 degrees and smaller than 190 degrees, and the take-up moment wheel swings around the axis of the fourth servo motor during working;
the diamond wire is formed by bonding diamond particles on the surface of a metal wire by an electroplating method, and the diameter of the diamond wire is within the range of 0.15-0.25 mm.
2. The diamond wire multi-wire cutting processing device according to claim 1, wherein: the three grooved rollers are distributed in a triangular shape, the axes of the three grooved rollers are parallel, and the grooved rollers are driven by a grooved roller servo motor to synchronously rotate.
3. The diamond wire multi-wire cutting processing device according to claim 1, wherein: the workbench is provided with an up-down moving device, and a workpiece to be cut and processed is fixed on the workbench and moves up and down along with the workbench.
4. The diamond wire multi-wire cutting processing device according to claim 1, wherein: the workbench is provided with a moving device which moves along the vertical direction and the horizontal direction; the workpiece to be cut and processed is fixed on the workbench and moves vertically and horizontally along with the workbench, and the processing surface of the workpiece is a curved surface.
5. A diamond wire cutting processing method of a neodymium iron boron magnet, which adopts the diamond wire multi-wire cutting processing device of claim 1, and comprises the following steps:
(1) bonding a neodymium iron boron magnet workpiece on a glass plate, bonding the glass plate on a metal plate, and clamping the metal plate on a workbench of the diamond wire multi-wire cutting processing equipment;
(2) lifting the workbench to enable the neodymium iron boron magnet workpiece to approach a cutting diamond wire, setting the torque of a wire take-up torque wheel and a wire take-off torque wheel, the rotating speed and reciprocating parameters of a wire take-up roller and a wire take-off roller, the rotating speed of a groove roller and the feeding amount of the diamond wire, starting a cutting liquid pump, starting the diamond wire to run, and then starting the workbench to feed to cut the neodymium iron boron magnet workpiece; the speed of the diamond wire is 800-1500 m/min, and the feeding amount of the diamond wire is 50-500 mm/cycle; stopping the machine after the diamond wire is cut to the glass plate;
(3) and (3) putting the cut neodymium iron boron magnet workpiece into an aqueous solution at the temperature of 80-120 ℃, and taking out the neodymium iron boron magnet workpiece after the cut neodymium iron boron magnet workpiece is separated from the glass plate.
6. The diamond wire cutting processing method of neodymium iron boron magnet according to claim 5, characterized in that: the number of the glass plates is more than 2, and a gap of 1-5mm is arranged between the two glass plates.
7. The diamond wire cutting processing method of neodymium iron boron magnet according to claim 5, characterized in that: a grinding process is also carried out between the process (2) and the process (3).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711362986.7A CN108098550B (en) | 2017-12-18 | 2017-12-18 | Diamond wire cutting machining equipment and cutting method of neodymium iron boron magnet |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711362986.7A CN108098550B (en) | 2017-12-18 | 2017-12-18 | Diamond wire cutting machining equipment and cutting method of neodymium iron boron magnet |
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| CN108098550A CN108098550A (en) | 2018-06-01 |
| CN108098550B true CN108098550B (en) | 2020-06-23 |
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| CN109080013A (en) * | 2018-09-14 | 2018-12-25 | 佛山科学技术学院 | A kind of Multi-wire cutting device |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103252846A (en) * | 2012-02-15 | 2013-08-21 | 应用材料瑞士有限责任公司 | Diamond wire saw device and method |
| CN103963180A (en) * | 2014-05-07 | 2014-08-06 | 唐山晶玉科技有限公司 | Steel wire passing system of multi-wire cutting machine |
| CN203792550U (en) * | 2014-04-16 | 2014-08-27 | 唐山晶玉科技有限公司 | Multi-wire cutting machine with horizontal feeding mechanism |
| CN105235081A (en) * | 2015-11-08 | 2016-01-13 | 新余市银龙机电科技有限公司 | Method and device for winding and unwinding wires of multi-diamond-wire slicing machine |
| CN105965707A (en) * | 2016-06-29 | 2016-09-28 | 周维宁 | Multi-line cutting machine capable of achieving 2.5D processing and cutting process |
| CN205951054U (en) * | 2016-08-19 | 2017-02-15 | 台州维尔德机械设备有限公司 | Multi -wire saw's line arranging device that receive and releases constructs |
| WO2017062767A1 (en) * | 2015-10-09 | 2017-04-13 | Sunedison, Inc. | Systems and methods for modifying a wire saw |
| CN106738392A (en) * | 2016-12-01 | 2017-05-31 | 京磁材料科技股份有限公司 | Turn to multi-line cutting method and equipment |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9873159B2 (en) * | 2014-12-30 | 2018-01-23 | Corner Star Limited | Systems and methods for manufacturing diamond coated wires |
-
2017
- 2017-12-18 CN CN201711362986.7A patent/CN108098550B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103252846A (en) * | 2012-02-15 | 2013-08-21 | 应用材料瑞士有限责任公司 | Diamond wire saw device and method |
| CN203792550U (en) * | 2014-04-16 | 2014-08-27 | 唐山晶玉科技有限公司 | Multi-wire cutting machine with horizontal feeding mechanism |
| CN103963180A (en) * | 2014-05-07 | 2014-08-06 | 唐山晶玉科技有限公司 | Steel wire passing system of multi-wire cutting machine |
| WO2017062767A1 (en) * | 2015-10-09 | 2017-04-13 | Sunedison, Inc. | Systems and methods for modifying a wire saw |
| CN105235081A (en) * | 2015-11-08 | 2016-01-13 | 新余市银龙机电科技有限公司 | Method and device for winding and unwinding wires of multi-diamond-wire slicing machine |
| CN105965707A (en) * | 2016-06-29 | 2016-09-28 | 周维宁 | Multi-line cutting machine capable of achieving 2.5D processing and cutting process |
| CN205951054U (en) * | 2016-08-19 | 2017-02-15 | 台州维尔德机械设备有限公司 | Multi -wire saw's line arranging device that receive and releases constructs |
| CN106738392A (en) * | 2016-12-01 | 2017-05-31 | 京磁材料科技股份有限公司 | Turn to multi-line cutting method and equipment |
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