CN206779455U - A kind of neodymium iron boron magnetic body forming processing device - Google Patents
A kind of neodymium iron boron magnetic body forming processing device Download PDFInfo
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- CN206779455U CN206779455U CN201720474961.5U CN201720474961U CN206779455U CN 206779455 U CN206779455 U CN 206779455U CN 201720474961 U CN201720474961 U CN 201720474961U CN 206779455 U CN206779455 U CN 206779455U
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- hole
- die mould
- demoulding
- iron boron
- neodymium iron
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Abstract
The utility model belongs to magnet field shaping technique, more particularly to a kind of neodymium iron boron magnetic body forming processing device, including die mould frame, die mould frame inner bottom surface is provided with die mould platform, die mould frame front end face lower end is provided with the first groove below die mould platform, demoulding cylinder is provided with first groove, die mould platform upper surface is provided with demoulding chamber above demoulding cylinder, die mould platform upper surface is provided with demoulding hole in de- mold cavity bottoms, demoulding intracavitary is provided with stripper plate, in the demoulding hole knockout pin is equipped with stripper plate lower surface, stripper plate upper surface is provided with the first tapped blind hole, stripper plate upper surface is provided with stem above the first tapped blind hole, the 3rd bolt is equipped with tapped through hole, connector upper surface is provided with Blind locating holes in tapped through hole correspondence position.The purpose is to：Solve caused by existing neodymium iron boron magnetic body forming processing device fault of construction that the hollow permanent magnet ndfeb Product processing difficulty of the opposite sex is larger, be also easy to produce crackle, qualification rate is low, low production efficiency, the problem of improving manufacture and production cost.
Description
Technical field
The utility model belongs to magnet field shaping technique, and in particular to a kind of neodymium iron boron magnetic body forming processing device.
Background technology
Neodymium iron boron magnetic body can be divided into two kinds of Agglutinate neodymium-iron-boron and sintered NdFeB, bond and mainly use injection molding, and
Sintering is then to vacuumize to be molded by being heated at high temperature.For Sintered NdFeB magnet manufacture craft generally comprise dispensing, melting,
Powder, compacting, sintering and timeliness processed, wherein the purpose suppressed is under pressure, make Magnaglo that there is predetermined geometry
Shape, size, the semi-finished product of pressed density and intensity, while can also ensure that it is obtained necessarily in magnetic field orientating in compacting
The degree of orientation.Compacting tool set not only has influence on progress and the pressed compact size of pressing process, and to the magnetic property of final blank
There are many influences.
The various special-shaped products of the rare earth permanent magnet neodymium iron boron product market demand at present, especially for hollow neodymium iron boron
The demand of product is more and more, and the neodymium iron boron magnetic body for regular shape or solid neodymium iron boron magnetic body pressure in the prior art
Technique processed is more ripe, the mode of production generally used for special-shaped product for：Suppress square blank-isostatic pressed-vacuum-sintering-
Polishing-wire cutting-polishing-overlay coating handles to obtain finished product.The special-shaped sintered NdFeB product made in this way, because
Square blank is first made, then is cut, be polished into the abnormity of its needs, manufacture craft is cumbersome, causes its utilization rate of raw materials
With processing efficiency than relatively low.In addition, typically first it is prepared into solid production for the mould of hollow permanent magnet ndfeb product
Product, then punched, emptied or the process such as wire cutting, is made using post forming, the machining of especially interior hole machined is difficult
Spend larger, be also easy to produce crackle, qualification rate is low, low production efficiency, improves manufacture and production cost.
Utility model content
The purpose of this utility model is：A kind of neodymium iron boron magnetic body forming processing device is aimed to provide, it is existing for solving
The hollow permanent magnet ndfeb Product processing difficulty of the opposite sex is larger caused by neodymium iron boron magnetic body forming processing device fault of construction, is also easy to produce
Crackle, qualification rate is low, low production efficiency, improves manufacture and the problem of production cost.
To realize above-mentioned technical purpose, the technical solution adopted in the utility model is as follows：
A kind of neodymium iron boron magnetic body forming processing device, including die mould frame, the die mould frame inner bottom surface are provided with die mould platform, institute
State die mould frame front end face lower end and the first groove is provided with below die mould platform, demoulding cylinder, the pressure are provided with first groove
Type platform upper surface is provided with demoulding chamber above demoulding cylinder, and the die mould platform upper surface is provided with demoulding hole, institute in de- mold cavity bottoms
State demoulding intracavitary and be provided with stripper plate, described be stripped in hole is equipped with knockout pin, the stripper plate upper surface in stripper plate lower surface
Provided with the first tapped blind hole, the stripper plate upper surface is provided with stem above the first tapped blind hole, and the stem lower surface is set
There is the threaded post to match with the first tapped blind hole, a side plate, the side plate outside are respectively provided with left and right sides of the die mould platform
Face is provided with fixed cylinder, and the fixed cylinder free end connects die mould frame side wall, and the side plate lateral surface bottom is provided with multiple the
One through hole, the first bolt is equipped with the first through hole, the die mould platform left and right sidewall is provided with first through hole correspondence position
Second tapped blind hole, the side plate inner face rear and front end are provided with clamp, the side plate and two pieces of clamps in die mould platform upper surface
C-shaped configuration is formed, the clamp front end face is provided with the second through hole, the second bolt, the die mould are equipped with second through hole
Platform upper surface is provided with two pieces of baffle plates on the inside of two C-shaped configurations, and the baffle plate is provided with the 3rd screw thread in the second through hole correspondence position
Blind hole, the stem top are provided with pressure head, the cavity cross section that the pressure head cross section surrounds with two blocks of side plates and two pieces of baffle plates
Identical, the pressure head lower surface is provided with the 3rd blind hole to match with stem, and it is recessed that the pressure head front end face top is provided with inverted T-shaped
Groove, the pressure head top are provided with compression leg, and the compression leg lower surface is provided with the connector with inverted T-shaped groove match, the connection
Head is integrally formed with compression leg, and the pressure head upper surface is provided with multiple tapped through holes, the tapped through hole in connector correspondence position
The 3rd bolt is inside equipped with, the connector upper surface is provided with Blind locating holes in tapped through hole correspondence position.
Using the utility model of above-mentioned technical proposal, side plate and die mould platform are fixed by the first bolt, then two pieces of sides
Front and back end is respectively put into one piece of baffle plate between plate, and baffle plate is being fixed on the clamp of side plate using the second bolt, is making two blocks of side plates
An extruding cavity is surrounded with two pieces of baffle plates, neodymium iron boron powder is poured into extruding cavity, compression leg band dynamic head pushes, completion pair
The compacting work of neodymium iron boron powder, after the completion of compacting, compression leg resets, and band dynamic head bounces back, and restarts demoulding cylinder, makes stripper plate
Rise, so as to eject the neodymium iron boron magnetic body suppressed；Due to being provided with fixed cylinder on the outside of side plate, before compaction, make fixed cylinder
Stretch out, two side plates are inwardly extruded, prevented when suppressing neodymium iron boron powder, the excessive phase outside sweep of side plate stress, extend and use
Life-span；The outline of neodymium iron boron magnetic body determines by the shape of side plate, baffle plate and pressure head completely, can be by changing side of different shapes
Plate, baffle plate and pressure head make the neodymium iron boron magnetic body of different outlines to reach, and pressure head is fixed by inverted T-shaped groove with compression leg,
Again by wearing the 3rd bolt in tapped through hole, the 3rd bolt is tightened, the 3rd bolt is stretched into Blind locating holes, both completed pair
The positioning of pressure head, also prevent displacement of pressing head；By setting stem in stripper plate upper surface, neodymium iron boron can be just completed in compacting
The making of magnet internal cavities, greatlys save cost of manufacture, and because stem is fixed by threaded post and stripper plate, can root
According to use demand, stem of different shapes is changed, makes the different neodymium iron boron magnetic body of internal cavities to reach, practicality is stronger.
Such structure design, the hollow permanent magnet ndfeb product one-shot forming of the opposite sex can be reduced difficulty of processing, avoid generation from splitting
Line, qualification rate and production efficiency are improved, reduce manufacture and production cost.
Further limit, the demoulding chamber is the reverse pyramid without top, and the stripper plate matches with demoulding chamber.So
Structure design, when by rotate stem reach change stem purpose when, the demoulding chamber to stripper plate carry out it is circumferentially fixed, prevent
Stripper plate rotates with stem, and in the magnet that jacking suppresses, due to small structure upper greatly under stripper plate, jacking is more
Smoothness, practicality are stronger.
Further limit, the stem upper surface is provided with interior hexagonal blind hole.Such structure design, it can be used directly interior six
Angle spanner is tightened to stem, and use is more convenient.
Further limit, pressure head lower surface sideline is provided with fillet.Such structure design, pressure head sideline can be avoided to scrape
Hinder side plate and baffle sidewall.
Further limit, rubber blanket is provided between the fixed cylinder and side plate.Such structure design, it can avoid fixing
Cylinder directly contacts with side plate, causes the damage of side plate and fixed cylinder, and provides buffering for fixed cylinder and side plate, real
It is stronger with property.
Brief description of the drawings
The utility model can be further illustrated by the nonlimiting examples that accompanying drawing provides；
Fig. 1 is a kind of structural representation of neodymium iron boron magnetic body forming processing device embodiment of the utility model；
Fig. 2 is a kind of cross section structure diagram of neodymium iron boron magnetic body forming processing device embodiment of the utility model；
Fig. 3 is the mplifying structure schematic diagram at A in Fig. 2；
Main element symbol description is as follows：
Die mould frame 1, die mould platform 11, the first groove 12, demoulding cylinder 2, stripper plate 21, knockout pin 22, stem 23, threaded post
231st, interior hexagonal blind hole 232, side plate 3, first through hole 31, clamp 32, the second through hole 321, baffle plate 4, fixed cylinder 5, pressure head 6,
3rd blind hole 61, inverted T-shaped groove 62, third through-hole 63, compression leg 7, connector 71.
Embodiment
In order that the utility model may be better understood in those skilled in the art, it is right with reference to the accompanying drawings and examples
Technical solutions of the utility model further illustrate.
As shown in Figure 1, Figure 2 and Figure 3, a kind of neodymium iron boron magnetic body forming processing device of the present utility model, including die mould frame
1, the inner bottom surface of die mould frame 1 is provided with die mould platform 11, and the front end face lower end of die mould frame 1 is provided with the first groove 12 in the lower section of die mould platform 11,
First groove, 12 interior be provided with is stripped cylinder 2, and the upper surface of die mould platform 11 is provided with above demoulding cylinder 2 is stripped chamber, on die mould platform 11
End face is provided with demoulding hole in de- mold cavity bottoms, and demoulding intracavitary is provided with stripper plate 21, is stripped in hole and is worn in the lower surface of stripper plate 21
There is knockout pin 22, the upper surface of stripper plate 21 is provided with the first tapped blind hole, and the upper surface of stripper plate 21 is set above the first tapped blind hole
There is stem 23, the lower surface of stem 23 is provided with the threaded post 231 to match with the first tapped blind hole, and die mould platform 1 is each side set
There is a side plate 3, the lateral surface of side plate 3 is provided with fixed cylinder 5, the side wall of the free end of fixed cylinder 5 connection die mould frame 1, the outside of side plate 3
Face bottom is provided with multiple first through hole 31, and the first bolt is equipped with first through hole 31, and the left and right sidewall of die mould platform 11 is logical in first
The correspondence position of hole 31 is provided with the second tapped blind hole, and the inner face rear and front end of side plate 3 is provided with clamp 32, side in the upper surface of die mould platform 11
Plate 3 and two pieces of clamps 32 form C-shaped configurations, and the front end face of clamp 32 is provided with the second through hole 321, and the is equipped with the second through hole 321
Two bolts, the upper surface of die mould platform 11 are provided with two pieces of baffle plates 4 on the inside of two C-shaped configurations, and baffle plate 4 is in 321 corresponding position of the second through hole
The 3rd tapped blind hole is installed, the top of stem 23 is provided with pressure head 6, and the cross section of pressure head 6 surrounds with two blocks of side plates 3 and two pieces of baffle plates 4
Cavity cross section it is identical, the lower surface of pressure head 6 is provided with the 3rd blind hole 61 that matches with stem 23, and the front end face top of pressure head 6 is set
There is inverted T-shaped groove 62, the top of pressure head 6 is provided with compression leg 7, and the lower surface of compression leg 7 is provided with the connector to match with inverted T-shaped groove 62
71, connector 71 is integrally formed with compression leg 7, and the upper surface of pressure head 6 is provided with multiple tapped through holes 63, spiral shell in the correspondence position of connector 71
The 3rd bolt is equipped with line through hole 63, the upper surface of connector 71 is provided with Blind locating holes in tapped through hole correspondence position.
In the present embodiment, side plate 3 and die mould platform 11 are fixed by the first bolt, then the front and back end between two blocks of side plates 3
One piece of baffle plate 4 is respectively put into, baffle plate 4 is being fixed on the clamp 32 of side plate 3 using the second bolt, is making two blocks of side plates 3 and two pieces
Baffle plate 4 surrounds an extruding cavity, pours into neodymium iron boron powder in extruding cavity, compression leg 7 is pushed with dynamic head 6, completed to neodymium
The compacting work of iron boron powder, after the completion of compacting, compression leg 7 resets, and band dynamic head 6 bounces back, and restarts demoulding cylinder 2, makes the demoulding
Plate 21 rises, so as to eject the neodymium iron boron magnetic body suppressed；Because the outside of side plate 3 is provided with fixed cylinder 5, before compaction, make solid
Determine cylinder 5 to stretch out, two side plates 3 inwardly extruded, prevent when suppressing neodymium iron boron powder, the excessive phase outside sweep of the stress of side plate 3,
Increase the service life；The outline of neodymium iron boron magnetic body is determined by the shape of side plate 3, baffle plate 4 and pressure head 6 completely, can pass through replacing
Side plate 3, baffle plate 4 and pressure head 6 of different shapes make the neodymium iron boron magnetic body of different outlines to reach, and pressure head 6 passes through inverted T-shaped
Groove 62 is fixed with compression leg 7, then by wearing the 3rd bolt in tapped through hole 63, tightens the 3rd bolt, stretches the 3rd bolt
Enter Blind locating holes, both completed the positioning to pressure head 6, also prevent the displacement of pressure head 6；By setting core in the upper surface of stripper plate 21
Post 23, the making of neodymium iron boron magnetic body internal cavities can be just completed in compacting, greatlys save cost of manufacture, and due to stem
23 are fixed by threaded post 231 and stripper plate 21, can change stem 23 of different shapes according to use demand, are made with reaching
The different neodymium iron boron magnetic body of internal cavities, practicality are stronger.Such structure design, can be to the hollow permanent magnet ndfeb product of the opposite sex
One-shot forming, difficulty of processing is reduced, avoid cracking, improve qualification rate and production efficiency, reduce manufacture and production
Cost.
It is preferred that demoulding chamber is the reverse pyramid without top, stripper plate 21 matches with demoulding chamber.Such structure design,
When reaching the purpose for changing stem 23 by rotating stem 23, demoulding chamber carries out circumferentially fixed to stripper plate 21, prevents from being stripped
Plate 21 rotates with stem 23, and in the magnet that jacking suppresses, due to small structure upper greatly under stripper plate 21, jacking is more
Add smoothness, practicality is stronger.In fact, also can be specific to consider according to actual conditions.
It is preferred that the upper surface of stem 23 is provided with interior hexagonal blind hole 232.Such structure design, interior hexagonal can be used directly and pull
Hand is tightened to stem 23, and use is more convenient.In fact, also can be specific to consider according to actual conditions.
It is preferred that the lower surface sideline of pressure head 6 is provided with fillet.Such structure design, the sideline scratch side plate 3 of pressure head 6 can be avoided
With the side wall of baffle plate 4.In fact, also can be specific to consider according to actual conditions.
It is preferred that rubber blanket is provided between fixed cylinder 5 and side plate 3.Such structure design, can avoid fixed cylinder 5 with
Side plate 3 directly contacts, and causes the damage of side plate 3 and fixed cylinder, and provides buffering with side plate 3 for fixed cylinder 5, practical
Property is stronger.In fact, also can be specific to consider according to actual conditions.
A kind of neodymium iron boron magnetic body forming processing device provided by the utility model is described in detail above.It is specific real
The explanation for applying example is only intended to help and understands method and its core concept of the present utility model.It should be pointed out that led for this technology
For the those of ordinary skill in domain, on the premise of the utility model principle is not departed from, if can also be carried out to the utility model
Dry to improve and modify, these are improved and modification is also fallen into the protection domain of the utility model claims.
Claims (5)
- A kind of 1. neodymium iron boron magnetic body forming processing device, it is characterised in that：Including die mould frame (1), die mould frame (1) inner bottom Face is provided with die mould platform (11), and die mould frame (1) the front end face lower end is provided with the first groove (12) below die mould platform (11), described Demoulding cylinder (2) is provided with first groove (12), die mould platform (11) upper surface is provided with the demoulding above demoulding cylinder (2) Chamber, die mould platform (11) upper surface are provided with demoulding hole in de- mold cavity bottoms, and the demoulding intracavitary is provided with stripper plate (21), described Knockout pin (22) is equipped with stripper plate (21) lower surface in demoulding hole, it is blind that stripper plate (21) upper surface is provided with the first screw thread Hole, stripper plate (21) upper surface are provided with stem (23) above the first tapped blind hole, and stem (23) lower surface is provided with The threaded post (231) to match with the first tapped blind hole, die mould platform (11) left and right sides are respectively provided with a side plate (3), institute State side plate (3) lateral surface and be provided with fixed cylinder (5), fixed cylinder (5) free end connects die mould frame (1) side wall, the side Plate (3) lateral surface bottom is provided with multiple first through hole (31), and the first bolt, the die mould are equipped with the first through hole (31) Platform (11) left and right sidewall is provided with the second tapped blind hole in first through hole (31) correspondence position, two before and after side plate (3) inner face Hold and be provided with clamp (32) in die mould platform (11) upper surface, the side plate (3) and two pieces of clamps (32) form C-shaped configuration, the card Plate (32) front end face is provided with the second through hole (321), and the second bolt, the die mould platform are equipped with second through hole (321) (11) upper surface is provided with two pieces of baffle plates (4) on the inside of two C-shaped configurations, and the baffle plate (4) is in the second through hole (321) correspondence position Provided with the 3rd tapped blind hole, be provided with above the stem (23) pressure head (6), pressure head (6) cross section and two pieces of side plates (3) and The cavity cross section that two pieces of baffle plates (4) surround is identical, pressure head (6) lower surface be provided with match with stem (23) it is the 3rd blind Hole (61), pressure head (6) the front end face top is provided with inverted T-shaped groove (62), compression leg (7) is provided with above the pressure head (6), described Compression leg (7) lower surface is provided with the connector (71) to match with inverted T-shaped groove (62), the connector (71) and compression leg (7) one Body formed, pressure head (6) upper surface is provided with multiple tapped through holes (63), the tapped through hole in connector (71) correspondence position (63) the 3rd bolt is equipped with, connector (71) upper surface is provided with Blind locating holes in tapped through hole correspondence position.
- A kind of 2. neodymium iron boron magnetic body forming processing device according to claim 1, it is characterised in that：The demoulding chamber is nothing The reverse pyramid on top, the stripper plate (21) match with demoulding chamber.
- A kind of 3. neodymium iron boron magnetic body forming processing device according to claim 2, it is characterised in that：On the stem (23) End face is provided with interior hexagonal blind hole (232).
- A kind of 4. neodymium iron boron magnetic body forming processing device according to claim 3, it is characterised in that：Under the pressure head (6) End face sideline is provided with fillet.
- A kind of 5. neodymium iron boron magnetic body forming processing device according to claim 4, it is characterised in that：The fixed cylinder (5) rubber blanket is provided between side plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720474961.5U CN206779455U (en) | 2017-05-02 | 2017-05-02 | A kind of neodymium iron boron magnetic body forming processing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720474961.5U CN206779455U (en) | 2017-05-02 | 2017-05-02 | A kind of neodymium iron boron magnetic body forming processing device |
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| Publication Number | Publication Date |
|---|---|
| CN206779455U true CN206779455U (en) | 2017-12-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720474961.5U Expired - Fee Related CN206779455U (en) | 2017-05-02 | 2017-05-02 | A kind of neodymium iron boron magnetic body forming processing device |
Country Status (1)
| Country | Link |
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| CN (1) | CN206779455U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111168816A (en) * | 2019-12-23 | 2020-05-19 | 湖南航天磁电有限责任公司 | Ferrite permanent magnet sample rapid preparation device |
-
2017
- 2017-05-02 CN CN201720474961.5U patent/CN206779455U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111168816A (en) * | 2019-12-23 | 2020-05-19 | 湖南航天磁电有限责任公司 | Ferrite permanent magnet sample rapid preparation device |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171222 Termination date: 20190502 |