CN203124733U - Circular-ring-shaped forming mold for neodymium-iron-boron magnet - Google Patents
Circular-ring-shaped forming mold for neodymium-iron-boron magnet Download PDFInfo
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- CN203124733U CN203124733U CN 201320129176 CN201320129176U CN203124733U CN 203124733 U CN203124733 U CN 203124733U CN 201320129176 CN201320129176 CN 201320129176 CN 201320129176 U CN201320129176 U CN 201320129176U CN 203124733 U CN203124733 U CN 203124733U
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Abstract
The utility model relates to a circular-ring-shaped forming mold for a neodymium-iron-boron magnet. The forming mold comprises a front mold plate, a rear mold plate, a left mold plate and a right mold plate, an upper pressure head and a lower pressure head, wherein the front mold plate, the rear mold plate, the left mold plate and the right mold plate form a rectangular cavity with an open upper end and an open lower end; the forming surfaces of both the upper pressure head and the lower pressure head are semicircular cambered surfaces; the upper pressure head and the lower pressure head are arranged in the rectangular cavity and form a columnar cavity together with the rectangular cavity; and a columnar core rod is coaxially arranged in the columnar cavity and is arranged on the inner side surfaces of the front mold plate, the rear mold plate, the left mold plate and the right mold plate in a sliding manner. The forming mold is simple in structure, low in manufacturing cost and convenient to disassemble and assemble, can produce the circular-ring-shaped iron magnet at a time by pressing, does not need follow-up inner hole processing, and has production efficiency.
Description
Technical field
The utility model relates to the magnet field shaping technique, is a kind of mould of circular neodymium iron boron magnetic body specifically.
Background technology
The neodymium iron boron powder by compacting tool set under certain conditions can the side's of being pressed into body, multiple workpiece to be processed such as cylinder, cone.Because the workpiece hardness height after the compacting, the machined difficulty is big, especially endoporus processing.Thereby just need in pressing process, consider and reduce follow-up machining processes as much as possible, be the insoluble problem of suppression process and the neodymium iron boron workpiece of endoporus is arranged always.
The utility model content
In order to remedy above-mentioned the deficiencies in the prior art, technical problem to be solved in the utility model provides the mould of a kind of simple in structure, easy accessibility, circular neodymium iron boron magnetic body that shaping efficiency is high, can be used for the circular neodymium iron boron magnetic body of compression moulding, be convenient in demoulding, removed the operation of follow-up endoporus processing from.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is:
A kind of mould of circular neodymium iron boron magnetic body, comprise front template, rear pattern plate, left side template, right template, seaming chuck and push-down head, front template, rear pattern plate, left side template and right template are formed the rectangular enclosure of both ends open about in the of, the forming surface of seaming chuck and push-down head is semicircle cambered surface, seaming chuck and push-down head are arranged in the described rectangular enclosure and with described rectangular enclosure and constitute a column cavity, be coaxially arranged with a column plug in the described column cavity, described column plug is slidably disposed on described front template, rear pattern plate, on the medial surface of left side template or right template.
Wherein, the medial surface of described front template, rear pattern plate, left template or right template is provided with the chute that is swallow-tail form, and described column plug is provided with the projection that matches with described chute.
Wherein, the medial surface of described front template, rear pattern plate, left template or right template is provided with detent, and described chute is connected with described detent, and described column plug is fixed in the described detent.
Wherein, the surface-coated of described column plug has releasing agent.
Wherein, the end face of described seaming chuck and push-down head convexes with the projection that the cross section is isosceles trapezoid.
The utility model is simple in structure, cost of manufacture is low, and easy accessibility can once press circular neodymium iron boron magnetic body, need not to carry out follow-up endoporus processing, the production efficiency height.
Description of drawings
Figure 1 shows that the front view of the utility model embodiment.
Figure 2 shows that the cutaway view of Fig. 1.
Label declaration:
1, front template; 2, rear pattern plate; 3, left template; 4, right template;
5, seaming chuck; 6, push-down head; 7, column plug; 10, rectangular enclosure;
20, column cavity; 30, chute; 40, projection; 50, projection.
The specific embodiment
By describing technology contents of the present utility model, structural feature in detail, realized purpose and effect, give explanation below in conjunction with embodiment and conjunction with figs. are detailed.
See also Fig. 1 and Fig. 2, the mould of the circular neodymium iron boron magnetic body of present embodiment, comprise front template 1, rear pattern plate 2, left side template 3, right template 4, seaming chuck 5 and push-down head 6, front template 1, rear pattern plate 2, left side template 3 and right template 4 are formed the rectangular enclosure 10 of both ends open about in the of, the forming surface of seaming chuck 5 and push-down head 6 is semicircle cambered surface, seaming chuck 5 and push-down head 6 are arranged in the described rectangular enclosure 10 and with described rectangular enclosure 10 and constitute a column cavity 20, be coaxially arranged with a column plug 7 in the described column cavity 20, described column plug 7 is slidably disposed on described front template 1, rear pattern plate 2, on the medial surface of left side template 3 or right template 4.
In the above-described embodiments, the corresponding chute 30 that is swallow-tail form that is provided with on the medial surface of described front template 1 and rear pattern plate 2, the two ends of described column plug 7 are respectively equipped with the projection 40 that matches with described chute 30, column plug 7 is adjusted to by sliding before and after projection 40 and being slidingly matched of chute 30 with the coaxial position of column cavity 20 or from mould and disassembles, and dismounting is very convenient.
In the above-described embodiments, the medial surface of described front template 1 and rear pattern plate 2 is provided with detent, and described chute 30 is connected with described detent, and described column plug 7 is fixed in the described detent.In order further to improve locating effect, can offer screwed hole in the two ends of column plug 7 projection 40, offer a shoulder hole that passes straight through to detent at front template 1 and rear pattern plate 2, the locating effect that a location bolt and the screwed hole on protruding 40 are threaded to strengthen column plug 7 is installed in shoulder hole.
In the above-described embodiments, for the ease of the demoulding, the surface-coated of described column plug 7 has releasing agent.
In the above-described embodiments, for the ease of dismounting, the end face of described seaming chuck 5 and push-down head 6 convexes with the projection 50 that the cross section is isosceles trapezoid, projection 50 size so that staff or manipulator handling be advisable.
The utility model is simple in structure, cost of manufacture is low, and easy accessibility can once press circular neodymium iron boron magnetic body, need not to carry out follow-up endoporus processing, the production efficiency height.
The above only is embodiment of the present utility model; be not so limit claim of the present utility model; every equivalent structure or equivalent flow process conversion that utilizes the utility model specification and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present utility model.
Claims (5)
1. the mould of a circular neodymium iron boron magnetic body, it is characterized in that: comprise front template, rear pattern plate, left side template, right template, seaming chuck and push-down head, front template, rear pattern plate, left side template and right template are formed the rectangular enclosure of both ends open about in the of, the forming surface of seaming chuck and push-down head is semicircle cambered surface, seaming chuck and push-down head are arranged in the described rectangular enclosure and with described rectangular enclosure and constitute a column cavity, be coaxially arranged with a column plug in the described column cavity, described column plug is slidably disposed on described front template, rear pattern plate, on the medial surface of left side template or right template.
2. the mould of circular neodymium iron boron magnetic body according to claim 1, it is characterized in that: the medial surface of described front template, rear pattern plate, left template or right template is provided with the chute that is swallow-tail form, and described column plug is provided with the projection that matches with described chute.
3. the mould of circular neodymium iron boron magnetic body according to claim 2, it is characterized in that: the medial surface of described front template, rear pattern plate, left template or right template is provided with detent, described chute is connected with described detent, and described column plug is fixed in the described detent.
4. the mould of circular neodymium iron boron magnetic body according to claim 1, it is characterized in that: the surface-coated of described column plug has releasing agent.
5. the mould of circular neodymium iron boron magnetic body according to claim 1, it is characterized in that: the end face of described seaming chuck and push-down head convexes with the projection that the cross section is isosceles trapezoid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320129176 CN203124733U (en) | 2013-03-20 | 2013-03-20 | Circular-ring-shaped forming mold for neodymium-iron-boron magnet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320129176 CN203124733U (en) | 2013-03-20 | 2013-03-20 | Circular-ring-shaped forming mold for neodymium-iron-boron magnet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203124733U true CN203124733U (en) | 2013-08-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320129176 Expired - Lifetime CN203124733U (en) | 2013-03-20 | 2013-03-20 | Circular-ring-shaped forming mold for neodymium-iron-boron magnet |
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| CN (1) | CN203124733U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103433486A (en) * | 2013-08-27 | 2013-12-11 | 湖南航天工业总公司 | Die for preparing silicon carbide silicon base plate framework and method for preparing silicon carbide silicon base plate |
| CN103474194A (en) * | 2013-08-28 | 2013-12-25 | 昆山佑翔电子科技有限公司 | Magnet ring component |
| CN103706789A (en) * | 2013-12-31 | 2014-04-09 | 昆山优磁电子有限公司 | Simple RH type magnetic core die |
| CN104607634A (en) * | 2015-01-22 | 2015-05-13 | 包头市金蒙汇磁材料有限责任公司 | Machining method for inner hole and outer circle of annular rare-earth permanent magnet and special device |
| CN111968847A (en) * | 2020-08-13 | 2020-11-20 | 东莞金坤新材料股份有限公司 | Manufacturing method of magnet assembly for directionally shielding magnetic field |
| EP3945534A1 (en) | 2020-07-26 | 2022-02-02 | Yantai Shougang Magnetic Materials Inc. | Preparation method of ring-shaped sintered nd-fe-b magnet and its moulding die |
| CN115193987A (en) * | 2022-07-14 | 2022-10-18 | 江苏南方永磁科技有限公司 | Neodymium iron boron magnetism body shaping suppression device |
-
2013
- 2013-03-20 CN CN 201320129176 patent/CN203124733U/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103433486A (en) * | 2013-08-27 | 2013-12-11 | 湖南航天工业总公司 | Die for preparing silicon carbide silicon base plate framework and method for preparing silicon carbide silicon base plate |
| CN103474194A (en) * | 2013-08-28 | 2013-12-25 | 昆山佑翔电子科技有限公司 | Magnet ring component |
| CN103706789A (en) * | 2013-12-31 | 2014-04-09 | 昆山优磁电子有限公司 | Simple RH type magnetic core die |
| CN104607634A (en) * | 2015-01-22 | 2015-05-13 | 包头市金蒙汇磁材料有限责任公司 | Machining method for inner hole and outer circle of annular rare-earth permanent magnet and special device |
| EP3945534A1 (en) | 2020-07-26 | 2022-02-02 | Yantai Shougang Magnetic Materials Inc. | Preparation method of ring-shaped sintered nd-fe-b magnet and its moulding die |
| JP2022023021A (en) * | 2020-07-26 | 2022-02-07 | 煙台東星磁性材料株式有限公司 | MOLDING DEVICE FOR RING-SHAPED Nd-Fe-B BASED SINTERED MAGNETIC MATERIAL AND METHOD FOR MANUFACTURING RING-SHAPED Nd-Fe-B BASED SINTERED MAGNETIC MATERIAL |
| JP7125222B2 (en) | 2020-07-26 | 2022-08-24 | 煙台東星磁性材料株式有限公司 | Ring-shaped Nd--Fe--B system sintered magnetic material forming apparatus and manufacturing method thereof |
| US11881351B2 (en) | 2020-07-26 | 2024-01-23 | Yantai Shougang Magnetic Materials Inc | Preparation method of ring-shaped sintered Nd—Fe—B magnet and its moulding die |
| CN111968847A (en) * | 2020-08-13 | 2020-11-20 | 东莞金坤新材料股份有限公司 | Manufacturing method of magnet assembly for directionally shielding magnetic field |
| CN115193987A (en) * | 2022-07-14 | 2022-10-18 | 江苏南方永磁科技有限公司 | Neodymium iron boron magnetism body shaping suppression device |
| CN115193987B (en) * | 2022-07-14 | 2023-05-30 | 江苏南方永磁科技有限公司 | Neodymium iron boron magnetism body shaping suppression device |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20210623 Granted publication date: 20130814 |
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| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20211223 Granted publication date: 20130814 |
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| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20211223 Granted publication date: 20130814 |
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| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20230223 Granted publication date: 20130814 |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130814 |