CN205129564U - Dysmorphism of accurate device of neodymium iron boron tombarthite permanent magnetism grinds processing equipment - Google Patents
Dysmorphism of accurate device of neodymium iron boron tombarthite permanent magnetism grinds processing equipment Download PDFInfo
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- CN205129564U CN205129564U CN201520760338.7U CN201520760338U CN205129564U CN 205129564 U CN205129564 U CN 205129564U CN 201520760338 U CN201520760338 U CN 201520760338U CN 205129564 U CN205129564 U CN 205129564U
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Abstract
The utility model discloses a dysmorphism of accurate device of neodymium iron boron tombarthite permanent magnetism grinds processing equipment for various planes of grinding or repair the type through the emery wheel and carry out the complicated grinding that becomes the profile. Equipment includes special -shaped grinding machine, mould device, friction conveying mechanism, material loading transport mechanism, water cooling plant and electrically controlled device, wherein the mould device is fixed on the bottom plate of lathe bed, in the below of emery wheel, the friction conveying mechanism fix on the bottom plate, and the one end and the hookup of mould device of bridge plate, one end and the hookup of material loading transport mechanism are carried to the work piece between two friction pulleys, the friction pulley be the contact or the non -contact, material loading transport mechanism fixes on the bottom plate, and one end is docked with vibrating feeder, realizes automatic material conveying's production methods, the hookup of material loading transport mechanism one end and work piece tilting mechanism realizes the work piece upset, establish ties 4 faces of the accurate devices of disposable through type grinding of two special -shaped grinding machines. The problem of the accurate device of little size neodymium iron boron tombarthite permanent magnetism can not industrialization grinding complicated shape is solved.
Description
Technical field
The utility model relates to rare earth permanent magnet device fabrication field, particularly relates to a kind of mill process equipment of Nd-Fe-B rare-earth permanent magnet accurate device.
Background technology
Nd-Fe-B rare earth permanent magnetic material, is more and more applied with the magnetic property that it is excellent, is widely used in the Magnetic resonance imaging of medical treatment, computer hard disc driver, the field such as sound equipment, mobile phone; Along with energy-conservation and requirement that is low-carbon economy, Nd-Fe-B rare earth permanent magnetic material starts again at auto parts and components, household electrical appliance, energy-conservation and control motor, hybrid vehicle, and field of wind power generation is applied.
Along with the appearance of the consumer electronics such as high-end handsets, intelligent watch, the special-shaped Nd-Fe-B rare-earth permanent magnet accurate device of the four sides grinding that demand is a large amount of; The particularly device of grinding cross-shaped, existing equipment cannot carry out large batch of production, and manual method can only be adopted to complete, and needs advanced, that automaticity is high mill process equipment and method for grinding for this reason.
Because neodymium iron boron rare earth permanent magnet device is not only hard but also crisp, common grinding machine processing neodymium iron boron rare earth permanent magnet device is very difficult, and efficiency is extremely low, and cost is high, is not suitable for producing in enormous quantities.
Summary of the invention
The utility model provides a kind of mill process equipment of Nd-Fe-B rare-earth permanent magnet accurate device, is achieved through the following technical solutions:
A kind of Nd-Fe-B rare-earth permanent magnet accurate device abnormity mill process equipment, comprises special-shaped grinding machine, mold device and friction conveying mechanism; Described special-shaped grinding machine comprises rotary main shaft device, mobile platform and lathe bed, and wherein mobile platform is arranged on lathe bed, and rotary main shaft device is fixing on a mobile platform, and mobile platform moves along the vertical and horizontal directions, and rotary main shaft front end is provided with emery wheel; Described mold device is arranged on lathe bed, is positioned at below emery wheel; Described friction conveying mechanism comprises workpiece conveying bridge plate and two friction pulleys; Workpiece conveying bridge plate is between two friction pulleys, and one end of workpiece conveying bridge plate connects with mold device.
Described emery wheel is plated diamond grinding wheel, has special-shaped slot grinding.
Described lathe bed is provided with base plate, and mold device is arranged on base plate; Described mold device comprises mold seat, mould, mold fixed plate, mould portable plate and mould baffle plate; Mold seat is connected with base plate; Mould is fixed on mold seat by mold fixed plate and mould portable plate.
Described abnormity mill process equipment also comprises material loading connecting gear; Described material loading connecting gear is motor-driven conveyer mechanism, is fixed on base plate, and the workpiece between one end with two friction pulleys carries bridge plate to connect.
Described conveyer mechanism comprises conveyer belt, and conveyer belt is provided with workpiece runway, and workpiece is continuous moving in workpiece runway; Workpiece runway is also provided with friction driven pulley, is positioned at the top of workpiece surface; One end of material loading connecting gear is connected with vibrating feeder (conveyer), realizes auto feed; The other end is connected with work piece turnover mechanism, realizes workpiece turning.
Described rotary main shaft device is more than 1 cover, mounting means be up and down or left and right or front and back arrange; Described mill process equipment also comprises work piece turnover mechanism, and work piece turnover mechanism one end connects the above rotary main shaft device of 1 cover.
Described mobile platform comprises nut screw and line slide rail, and wherein line slide rail is arranged on lathe bed.
A kind of Nd-Fe-B rare-earth permanent magnet accurate device abnormity method for grinding, use the abnormity mill process equipment described in above-mentioned any one, two friction pulleys of friction conveying mechanism are installed on the vertical plane, and placing up and down, is horizontal special-shaped grinding method; Or two friction pulleys are installed in the horizontal plane, and front and back are placed, and are vertical special grinding method; Emery wheel has special-shaped slot, electroplated diamond, repaiies for the various plane of grinding or by emery wheel the grinding that type carries out complicated forming surface.
Elevational thickness >=the 0.5mm of the processing device of described vertical special grinding method; The sleeping face height >=0.5mm of the processing device of described horizontal special-shaped grinding method.
Described abrasive grinding wheel is more than 1; Mounting means be up and down or left and right or front and back arrange; Described special-shaped method for grinding once completes the machined surface of more than 1 of grinding permanent magnet devices.
The content of rare earth of described Nd-Fe-B rare-earth permanent magnet accurate device is in 29-32wt% scope, and B content is in 0.9-1.1wt% scope, and Pr, Nd, Fe must contain element.
The beneficial effects of the utility model: mill process equipment and method for grinding that a kind of Nd-Fe-B rare-earth permanent magnet accurate device is provided, Automation of Manufacturing Process degree is high, strong adaptability, cost is low, be particularly suitable for 4 faces of producing cross-shaped high-precision grinding Nd-Fe-B rare-earth permanent magnet accurate device in enormous quantities, productive temp≤5 second/part.The mill process equipment of a kind of Nd-Fe-B rare-earth permanent magnet accurate device that the utility model provides especially be applicable to little micro-dimension rare earth permanent magnet accurate device high accuracy, extensive, low cost grind requirement.
Accompanying drawing explanation
Fig. 1 is horizontal mill process equipment schematic diagram of the present utility model.
Fig. 2 is vertical mill process equipment schematic top plan view of the present utility model.
Fig. 3 is mold device schematic diagram of the present utility model.
Fig. 4 is friction pulley device schematic diagram of the present utility model.
Fig. 5 is work piece turnover mechanism schematic diagram of the present utility model.
Fig. 6 is the product schematic diagram of the utility model equipment grinding, wherein Fig. 6 (a) and (b) are respectively front view and the top view of product A, Fig. 6 (c), (d) are respectively front view and the top view of product B, Fig. 6 (e), (f) are respectively front view and the top view of products C, and Fig. 6 (g), (h) are respectively front view and the top view of product D.
In figure: 1, special-shaped grinding machine; 2, mold device; 3, rub conveying mechanism; 4, material loading connecting gear; 5, lathe bed; 6, base plate; 7, emery wheel; 8, workpiece bridge plate; 9,1# rotary main shaft device; 10, mobile platform; 11,1# motor; 12, mold seat; 13, mould; 14, mold fixed plate; 15, mould portable plate; 16, mould baffle plate; 17, friction pulley; 18,1# workpiece runway; 19,2# motor; 20, machine driving; 21,3# motor; 22,2# workpiece runway; 23, water cooling plant; 24, electric control gear; 25, tank, 26, water tank; 27, vibration material feeding; 28, workpiece; 29, water nozzle; 30,2# rotary main shaft device; 31, bridge plate device; 32, switching mechanism.
Detailed description of the invention
The utility model is further illustrated below by accompanying drawing:
As shown in Figure 1, 2, the utility model is a kind of Nd-Fe-B rare-earth permanent magnet accurate device abnormity mill process equipment.Equipment comprises special-shaped grinding machine 1, mold device 2, friction conveying mechanism 3, material loading connecting gear 4, water cooling plant 23 and electric control gear 24; Abnormity grinding machine 1 comprises 1# rotary main shaft device 9, mobile platform 10 and lathe bed 5, wherein mobile platform 10 is arranged on lathe bed 5,1# rotary main shaft device 9 is fixing on a mobile platform 10, mobile platform 10 moves along the vertical and horizontal directions, and wherein the front end of 1# rotary main shaft is provided with the emery wheel 7 having special-shaped slot grinding; Lathe bed 5 is provided with base plate 6, mold device 2 is fixed on base plate 6, is positioned at the below of emery wheel 7, and mold device 2 regulates fixing by base plate 6 sliding way bolt in the position of base plate 6; Friction conveying mechanism 3 comprises two friction pulleys 17, workpiece conveying bridge plate 8 and mechanical transmission mechanism 20, friction conveying mechanism 3 is fixed on base plate 6, workpiece conveying bridge plate 8 is between two friction pulleys 17, be fixed on base plate 6, friction pulley 17 is contacts or non-contacting, workpiece conveying bridge plate 8 has 1# workpiece runway 18, and one end connects with mold device 2; Material loading connecting gear 4 is fixed on base plate, and one end is connected with friction conveying mechanism 3, and one end is connected with vibrating feeder (conveyer) 25 or is connected with switching mechanism 32.
The rotary main shaft front end of 1# rotary main shaft device 9 is provided with emery wheel 7, and rear end is provided with belt pulley and is connected with 1# motor 11 by belt; Mobile platform 10 comprises the line slide rail that nut screw drives, mobile platform 10 manual or electronic adjustment emery wheel 7 position continuously in the vertical and horizontal direction.
As shown in Figure 3, mold device 2 comprises mold seat 12, mould 13, mold fixed plate 14, mould portable plate 15 and mould baffle plate 16; Wherein mold seat 12 adopts slide rail bolt to be connected on base plate 6, and the position of mold seat 12 on base plate 6 regulates fixing by base plate 6 sliding way; Mould 13 is arranged on mold seat 12, spacing by mold fixed plate 14, and by mould portable plate 15 by fastening for the position of mould 13 on mold seat 12.
As shown in Figure 4, the mechanical transmission mechanism 20 that the conveying mechanism 3 that rubs comprises two friction pulleys 17, workpiece conveying bridge plate 8,1# workpiece runway 18 and 2# motor 19 drive; Friction conveying mechanism 3 is fixed on base plate 6, wherein friction pulley 17 adopts elastomer engineering plastics or elastomeric material, workpiece conveying bridge plate 8 is between two friction pulleys 17, be fixed on base plate 6, two friction pulleys 17 are contacts or non-contacting, adjust the spacing of two friction pulleys 17 according to workpiece 28 dimensional thickness; Wherein mechanical transmission mechanism 20 is arranged on base plate 6, is chain gear transmission, gear drive or V belt translation; 1# rotary main shaft device 9 and 2# rotary main shaft device 30 are fixed on base plate 6, are connected by bridge plate device 31.
As shown in Fig. 1,2,5, material loading connecting gear 4 is that 3# motor 21 drives conveyer belt; Wherein conveyer belt is metal or nonmetal conveyer belt, conveyer belt is provided with 2# workpiece runway 22, and workpiece 28 is continuous moving in 2# workpiece runway 22, and the upper surface of the workpiece 28 in 2# workpiece runway 22 is provided with friction driven pulley 23; Material loading connecting gear 4 one end is connected with vibrating feeder (conveyer) 25, realizes auto feed; Material loading connecting gear 4 one end connects with switching mechanism 32, realizes workpiece 28 and overturns 180 °, and two special-shaped grinding machines 1 disposable through type of connecting completes 4 faces of grinding accurate device.
As shown in Figure 1, water cooling plant 23 also comprises tank 23, water nozzle 29, water tank, water pump and water pipe.Electric control gear 24 panel there are speed governing knob and the speed display of 1# motor, 2# motor, 3# motor and water pump.In emery wheel 7 direction of rotation plane, emery wheel 7 both sides are provided with water-cooled liquid water nozzle 29, water nozzle 29 for cooling emery wheel, and another water nozzle 29 is for rinsing the grinding greasy filth in mould 13.
Emery wheel 7 has special-shaped slot, electroplated diamond, repaiies for the various plane of grinding or by emery wheel 7 grinding that type carries out complicated forming surface.
As shown in Figure 1, if two friction pulleys 17 of friction conveying mechanism 3 are installed on the vertical plane, be placed as horizontal abnormity mill process equipment up and down; Grinding height >=the 0.5mm of its workpiece 28.
As shown in Figure 2, if two friction pulleys 17 of friction conveying mechanism 3 are installed in the horizontal plane, front and back are placed as vertical special mill process equipment.Grinding elevational thickness >=the 0.5mm of its workpiece 28.
The disposable through type of abnormity method for grinding completes 4 faces of special-shaped grinding rare earth permanent magnet device.
Remarkable result of the present utility model is further illustrated below by embodiment.
Embodiment 1
Alloy 600Kg melting is chosen by table one composition, in the molten state cooling on alloy casting to the chill roll of the water-cooled rotation of band is formed alloy sheet, then the involutory gold plaque of vacuum hydrogen crushing furnace is used to carry out coarse crushing, the broken laggard row airflow milling of hydrogen, airflow milling atmosphere oxygen content is lower than 50ppm, cyclone collection to powder and fine powder collector collect fine powder deliver to nitrogen protection magnetic field orientating press-molding after 60 minutes with two-dimentional batch mixer batch mixing under nitrogen protection, oxygen content 150ppm in guard box, alignment magnetic field 1.8T, mould cavity temperature 3 DEG C, magnetic patch size 62 × 52 × 42mm, differently-oriented directivity is 42 dimensional directions, encapsulate in guard box after shaping, then take out and carry out isostatic pressed, hydrostatic pressure 200MPa, send into vacuum sintering furnace sintering afterwards, sintering temperature 1060 DEG C, argon cycles takes out after being cooled to 80 DEG C.Carry out multi-wire saw processing, grinding becomes product A, B, C, D tetra-kinds of specifications respectively.
The mill process equipment of Nd-Fe-B rare-earth permanent magnet accurate device of the present utility model is a kind of semi-automatic process equipment, with reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, comprise special-shaped grinding machine 1, mold device 2, friction conveying mechanism 3, material loading connecting gear 4, water cooling plant 23 and electric control gear 24.Its production method is by putting on the material loading connecting gear 4 of equipment manually by above-mentioned specification product workpiece 28, starting device, workpiece 28 in material loading connecting gear 4 enters automatically and continuously on bridge plate 8 and is driven in the mould 13 of mold assembly 2 through friction pulley 17 after 1# workpiece runway 18 in 2# workpiece runway 22, and emery wheel 7 place through having special-shaped slot grinding carries out the special-shaped grinding in more than fine size 1 face automatically; Such as in material loading transmission mechanism, constantly fill workpiece 28 products C, ensure that the grinding rhythm control of the said goods was at 5 ~ 8 seconds/part; Material loading connecting gear 4 one end is connected with vibrating feeder (conveyer) 25, for realizing the mode of production of auto feed; Material loading connecting gear 4 one end connects with work piece turnover mechanism 32, for realizing workpiece 180 ° upset; One end of work piece turnover mechanism 32 is connected with friction conveyors structure 3 and realizes two special-shaped grinding machines 1 and to connect 4 faces of disposable through type grinding accurate device.
Abnormity grinding machine 1 comprises rotary main shaft device 9, mobile platform 10 and lathe bed 5, wherein mobile platform 10 is arranged on lathe bed 5, rotary main shaft device 9 is fixing on a mobile platform 10, mobile platform 10 moves along the vertical and horizontal directions, rotary main shaft front end is provided with emery wheel 7, manually or motorized adjustment mobile platform 10, emery wheel is realized and workpiece relative position regulates.
If two friction pulleys 17 of friction conveying mechanism 3 are installed on the vertical plane, be placed as horizontal abnormity mill process equipment up and down, the grinding height >=0.5mm of its workpiece 28; If two friction pulleys 17 of friction conveying mechanism 3 are installed in the horizontal plane, front and back are placed as vertical special mill process equipment, the grinding elevational thickness >=0.5mm of its workpiece 28.
Friction pulley 17 adopts elastomer engineering plastics or elastomeric material, if thin two friction pulleys 17 of workpiece are contacts, if grinding work piece thick be non-contacting, the spacing of two friction pulleys presses the adjustment of workpiece size thickness.
Workpiece conveying bridge plate 8 on be provided with 1# workpiece runway 18, material loading connecting gear 4 be provided with 2# workpiece runway 22 realize workpiece 28 carry guiding smooth and easy; In the 2# workpiece runway 22 of material loading connecting gear 4, workpiece 28 upper surface is provided with friction driven pulley 23, realizes the frictional force increasing little micro element.
In emery wheel 7 direction of rotation plane, emery wheel 7 both sides are provided with water-cooled liquid water nozzle 29, water nozzle 29 for cooling emery wheel, and another water nozzle 29 is for rinsing the grinding greasy filth in mould 13.
Emery wheel has special-shaped slot, electroplated diamond, repaiies for the various plane of grinding or by emery wheel the grinding that type carries out complicated forming surface.
Mill process equipment of the present utility model solves the little micro-dimension Nd-Fe-B rare-earth permanent magnet accurate device adopting powder metallurgical technique to manufacture can not the production problem of industrial high efficiency rate abnormity grinding complicated shape, 1 of special-shaped method for grinding of the present utility model once property grinding permanent magnetism accurate device with feature above, cruciate flower complicated grinding type shape productive temp for products C is less than 6 seconds/part, can produce in enormous quantities.
Through the product of grinding through post processings such as sandblasting, plating, electrophoresis, spraying, vacuum coatings, reach dimensional accuracy and the corrosion resistance requirement of workpiece.
The composition of table one, alloy:
| Sequence number | Composition |
| 1 | (Pr 0.2Nd 0.8) 25Dy 5Tb 1Fe 65Co 2.4Cu 0.3B 0.9Al 0.2Ga 0.1Zr 0.1 |
Product result after table two, processing:
Claims (7)
1. an abnormity mill process equipment for Nd-Fe-B rare-earth permanent magnet accurate device, comprises special-shaped grinding machine, mold device and friction conveying mechanism; Described special-shaped grinding machine comprises rotary main shaft device, mobile platform and lathe bed, and wherein mobile platform is arranged on lathe bed, and rotary main shaft device is fixing on a mobile platform, and mobile platform moves along the vertical and horizontal directions, and rotary main shaft front end is provided with emery wheel; Described mold device is arranged on lathe bed, is positioned at below emery wheel; Described friction conveying mechanism comprises workpiece conveying bridge plate and two friction pulleys; Workpiece conveying bridge plate is between two friction pulleys, and one end of workpiece conveying bridge plate connects with mold device.
2. the abnormity mill process equipment of a kind of Nd-Fe-B rare-earth permanent magnet accurate device according to claim 1, is characterized in that: described emery wheel is plated diamond grinding wheel, has special-shaped slot grinding.
3. the abnormity mill process equipment of a kind of Nd-Fe-B rare-earth permanent magnet accurate device according to claim 1, it is characterized in that: described lathe bed is provided with base plate, mold device is arranged on base plate; Described mold device comprises mold seat, mould, mold fixed plate, mould portable plate and mould baffle plate; Mold seat is connected with base plate; Mould is fixed on mold seat by mold fixed plate and mould portable plate.
4. the abnormity mill process equipment of a kind of Nd-Fe-B rare-earth permanent magnet accurate device according to claim 1, is characterized in that: described abnormity mill process equipment also comprises material loading connecting gear; Described material loading connecting gear is motor-driven conveyer mechanism, is fixed on base plate, and the workpiece between one end with two friction pulleys carries bridge plate to connect.
5. the abnormity mill process equipment of a kind of Nd-Fe-B rare-earth permanent magnet accurate device according to claim 4, it is characterized in that: described conveyer mechanism comprises conveyer belt, conveyer belt is provided with workpiece runway, and workpiece is continuous moving in workpiece runway; Workpiece runway is also provided with friction driven pulley, is positioned at the top of workpiece surface; One end of material loading connecting gear is connected with vibrating feeder (conveyer), realizes auto feed; The other end is connected with work piece turnover mechanism, realizes workpiece turning.
6. a kind of Nd-Fe-B rare-earth permanent magnet accurate device according to claim 1 abnormity mill process equipment, it is characterized in that: described rotary main shaft device is more than 1 cover, mounting means be up and down left and right or front and back layout; Described abnormity mill process equipment also comprises work piece turnover mechanism, and work piece turnover mechanism one end connects the above rotary main shaft device of 1 cover.
7. the abnormity mill process equipment of a kind of Nd-Fe-B rare-earth permanent magnet accurate device according to claim 1, is characterized in that: described mobile platform comprises nut screw and line slide rail, and wherein line slide rail is arranged on lathe bed.
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| CN201520760338.7U CN205129564U (en) | 2015-09-29 | 2015-09-29 | Dysmorphism of accurate device of neodymium iron boron tombarthite permanent magnetism grinds processing equipment |
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| CN201520760338.7U CN205129564U (en) | 2015-09-29 | 2015-09-29 | Dysmorphism of accurate device of neodymium iron boron tombarthite permanent magnetism grinds processing equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111515826A (en) * | 2020-05-14 | 2020-08-11 | 温州够荷科技有限公司 | Metal bar polishing and electroplating equipment |
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- 2015-09-29 CN CN201520760338.7U patent/CN205129564U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111515826A (en) * | 2020-05-14 | 2020-08-11 | 温州够荷科技有限公司 | Metal bar polishing and electroplating equipment |
| CN111515826B (en) * | 2020-05-14 | 2020-12-08 | 中山东运制版有限公司 | Metal bar polishing and electroplating equipment |
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