CN203437642U - Neodymium-iron-boron magnet forming die - Google Patents
Neodymium-iron-boron magnet forming die Download PDFInfo
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- CN203437642U CN203437642U CN201320572993.0U CN201320572993U CN203437642U CN 203437642 U CN203437642 U CN 203437642U CN 201320572993 U CN201320572993 U CN 201320572993U CN 203437642 U CN203437642 U CN 203437642U
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Abstract
The utility model discloses a neodymium-iron-boron magnet forming die which comprises an upper die and a lower die. The upper die and the lower die are arranged oppositely, the upper die comprises an upper die body, the lower die comprises a lower die body, the lower die body is provided with a lower die first end and a lower die second end, the lower die first end extends towards the lower die second end and is provided with a forming die cavity for containing the upper die body, the forming die cavity does not penetrate through the lower die second end, the size of the forming die cavity is slightly larger than that of the upper die body, a demold hole is formed in the center of the lower die second end, a demold plate is movably arranged in the demold hole, a demold rod is arranged on one side, far away from the forming die cavity, of the demold plate, and an air cylinder is fixedly connected to one end, far away from the demold plate, of the demold rod. According to the neodymium-iron-boron magnet forming die, after pressing operation is finished, the air cylinder is used for pushing the demold plate to move towards the inside of the forming die cavity automatically, so that neodymium-iron-boron magnets formed in the forming die cavity can be pushed out of the forming die cavity by using the demold plate, and manufacturing cost is reduced.
Description
Technical field
The utility model relates to a kind of neodymium-iron-boron forming die, relates in particular to a kind of neodymium-iron-boron forming die with pickoff.
Background technology
The mould of current split type moulding neodymium iron boron generally comprises mold and with the bed die of shaping mold cavity, the size of mold and the size of shaping mold cavity match, so that mold can be moved downward in the shaping mold cavity of bed die, and the neodymium iron boron powder in shaping mold cavity is pushed, with the neodymium iron boron magnetic body of compressing definite shape.This type of mould need to be smeared one deck releasing agent before extruding in shaping mold cavity, so that can make the neodymium iron boron magnetic body of extrusion modling and shaping mold cavity depart from after extruding completes, but the releasing agent spreading upon in shaping mold cavity is easy in extrusion process, stick on neodymium iron boron magnetic body, make the neodymium iron boron magnetic body after having pushed also need to clear up separately, increase clean-up intensity, and used releasing agent also to increase manufacturing cost.
Utility model content
The purpose of this utility model is to address the above problem, and a kind of neodymium-iron-boron forming die is provided, and it can carry out the demoulding to the neodymium iron boron magnetic body having pushed automatically, and whole process does not need releasing agent, has reduced manufacturing cost.
For reaching this object, the utility model by the following technical solutions:
A forming die, comprises the mobile mold arranging and the bed die being fixedly installed, and described mold and described bed die are and are oppositely arranged;
Described mold comprises mold body;
Described bed die comprises bed die body, described bed die body has near the bed die first end of described mold setting and bed die the second end being oppositely arranged with described bed die first end, described bed die first end extends and is provided with for holding the shaping mold cavity of described mold body towards described bed die the second end, described shaping mold cavity does not run through described bed die the second end, the size of described shaping mold cavity is slightly larger than the size of described mold body, at described bed die the second end center, offer demoulding hole, in described demoulding hole, activity arranges stripper plate, described stripper plate arranges knockout pin away from a side of described shaping mold cavity, described knockout pin is fixedly connected with cylinder away from one end of described stripper plate.
As a kind of preferred version of neodymium-iron-boron forming die, on described bed die first end, sensor is detachably set, described sensor is connected with controller, and described controller is connected with described cylinder.
As a kind of preferred version of neodymium-iron-boron forming die, described mold body, described bed die body and described stripper plate all adopt mould steel to make.
As a kind of preferred version of neodymium-iron-boron forming die, described shaping mold cavity is rounded, square or special-shaped, and corresponding described mold body is rounded, square or special-shaped.
As a kind of preferred version of neodymium-iron-boron forming die, the side that described mold body contacts with described shaping mold cavity arranges circular arc chamfering.
The beneficial effects of the utility model are: by bed die the second end at bed die, stripper plate is set, and this stripper plate is connected with cylinder by knockout pin, can leave after bed die at mold, cylinder automatically promotes stripper plate and moves in shaping mold cavity, to utilize stripper plate, the neodymium iron boron magnetic body of the moulding in the shaping mold cavity of bed die is released to shaping mold cavity, avoid use releasing agent, reduced cleaning process, reduced manufacturing cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of the neodymium-iron-boron forming die described in the utility model embodiment.
In figure:
1, mold; 11, mold body; 12, connecting rod; 13, circular arc chamfering;
2, bed die; 21, bed die body; 22, shaping mold cavity; 23, demoulding hole; 24, bed die first end; 25, bed die the second end;
3, stripper plate; 4, knockout pin; 5, cylinder; 6, sensor.
The specific embodiment
Below in conjunction with accompanying drawing and by the specific embodiment, further illustrate the technical solution of the utility model.
As shown in Figure 1, in the present embodiment, neodymium-iron-boron forming die of the present utility model, comprises the mobile mold arranging 1 and the bed die 2 being fixedly installed, and mold 1 is and is oppositely arranged with bed die 2.
Wherein, mold 1 comprises mold body 11, and a side of mold body 11 is provided for the connecting rod 12 that mold body 11 is connected with stamping machine.
Bed die 2 comprises bed die body 21, bed die body 21 has the bed die first end 24 of close mold 1 setting and bed die the second end 25 being oppositely arranged with bed die first end 24, bed die first end 24 extends and is provided with for holding the shaping mold cavity 22 of mold body 11 towards bed die the second end 25, shaping mold cavity 22 does not run through bed die the second end 25, the size of shaping mold cavity 22 is slightly larger than the size of mold body 11, at bed die the second Duan25 center, offer demoulding hole 23, the interior activity in demoulding hole 23 arranges stripper plate 3, stripper plate 3 arranges knockout pin 4 away from a side of shaping mold cavity 22, knockout pin 4 is fixedly connected with cylinder 5 away from one end of stripper plate 3, sensor 6 is detachably set on bed die first end 24, sensor 6 is connected with controller, controller is connected with cylinder 5.
In the present embodiment, mold body 11, bed die body 21 and stripper plate 3 all adopt mould steel to make.
In the present embodiment, the rounded setting of shaping mold cavity 22, corresponding also rounded setting of mold body 11, certainly, the shape of shaping mold cavity 22 and mold body 11 is not limited to circle, can also be for square or special-shaped, the shape of shaping mold cavity 22 and mold body 11 has determined the shape of compressing neodymium iron boron magnetic body.
In order to make mold 1 better depart from the shaping mold cavity 22 of bed die 2, the side contacting with shaping mold cavity 22 at mold body 11 arranges circular arc chamfering 13.
The course of work is as follows, before compacting neodymium iron boron magnetic body, 5 work of controller control cylinder, cylinder 5 is controlled knockout pin 4 and is moved up, knockout pin 4 drives stripper plate 3 to be moved upward in demoulding hole 23, and the end face of the bottom of the upper surface of stripper plate 3 and shaping mold cavity 22 is in same level, this Time Controller control cylinder 5 quits work, now the position of stripper plate 3 is initial position, then in the shaping mold cavity 22 of bed die 2, put into neodymium iron boron powder, mold 2 is moved downward in shaping mold cavity 22, and the neodymium iron boron powder in shaping mold cavity 22 is applied to active force, so that neodymium iron boron powder is pressed into the neodymium iron boron magnetic body of definite shape, then mold 1 moves up and shifts out shaping mold cavity 22, now, sensor 6 detects mold 1 and has shifted out, to shift out signal and send controller to, 5 work of controller control cylinder, cylinder 5 is controlled knockout pin 4 and is moved up, knockout pin 4 drives stripper plates 3 to move up and promotes neodymium iron boron magnetic body in shaping mold cavity 22 to the outer movement of shaping mold cavity 22, neodymium iron boron magnetic body and bed die 2 are departed from, then controller control cylinder work again, cylinder drives stripper plate to be moved downward to initial position, controller control cylinder quits work, complete the demoulding.
The beneficial effects of the utility model are: by bed die the second end at bed die, stripper plate is set, and this stripper plate is connected with cylinder by knockout pin, can leave after bed die at mold, cylinder automatically promotes stripper plate and moves in shaping mold cavity, to utilize stripper plate, the neodymium iron boron magnetic body of the moulding in the shaping mold cavity of bed die is released to shaping mold cavity, avoid use releasing agent, reduced cleaning process, reduced manufacturing cost.
Know-why of the present utility model has below been described in conjunction with specific embodiments.These are described is in order to explain principle of the present utility model, and can not be interpreted as by any way the restriction to the utility model protection domain.Explanation based on herein, those skilled in the art does not need to pay performing creative labour can associate other specific embodiment of the present utility model, within these modes all will fall into protection domain of the present utility model.
Claims (5)
1. a neodymium-iron-boron forming die, is characterized in that, comprises the mobile mold arranging and the bed die being fixedly installed, and described mold and described bed die are and are oppositely arranged;
Described mold comprises mold body;
Described bed die comprises bed die body, described bed die body has near the bed die first end of described mold setting and bed die the second end being oppositely arranged with described bed die first end, described bed die first end extends and is provided with for holding the shaping mold cavity of described mold body towards described bed die the second end, described shaping mold cavity does not run through described bed die the second end, the size of described shaping mold cavity is slightly larger than the size of described mold body, at described bed die the second end center, offer demoulding hole, in described demoulding hole, activity arranges stripper plate, described stripper plate arranges knockout pin away from a side of described shaping mold cavity, described knockout pin is fixedly connected with cylinder away from one end of described stripper plate.
2. neodymium-iron-boron forming die according to claim 1, is characterized in that, on described bed die first end, sensor is detachably set, and described sensor is connected with controller, and described controller is connected with described cylinder.
3. neodymium-iron-boron forming die according to claim 1 and 2, is characterized in that, described mold body, described bed die body and described stripper plate all adopt mould steel to make.
4. neodymium-iron-boron forming die according to claim 1 and 2, is characterized in that, described shaping mold cavity is rounded, square or special-shaped, and corresponding described mold body is rounded, square or special-shaped.
5. neodymium-iron-boron forming die according to claim 1 and 2, is characterized in that, the side that described mold body contacts with described shaping mold cavity arranges circular arc chamfering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320572993.0U CN203437642U (en) | 2013-09-16 | 2013-09-16 | Neodymium-iron-boron magnet forming die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320572993.0U CN203437642U (en) | 2013-09-16 | 2013-09-16 | Neodymium-iron-boron magnet forming die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203437642U true CN203437642U (en) | 2014-02-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320572993.0U Expired - Fee Related CN203437642U (en) | 2013-09-16 | 2013-09-16 | Neodymium-iron-boron magnet forming die |
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| CN (1) | CN203437642U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104810143A (en) * | 2015-05-18 | 2015-07-29 | 深圳市吉百顺科技有限公司 | Production technology process for integrally formed inductor |
| CN106142656A (en) * | 2016-08-30 | 2016-11-23 | 福建南安市华天机械有限公司 | The charging of a kind of automatic Powder forming press and mould emptier |
| CN109047664A (en) * | 2018-09-13 | 2018-12-21 | 贵州荣南轴承有限公司 | It is a kind of for producing the mold of automobile bearing |
| CN114628141A (en) * | 2022-03-29 | 2022-06-14 | 山西大缙华磁性材料有限公司 | Direct molding device and molding method for hollow cylindrical sintered neodymium-iron-boron magnet |
-
2013
- 2013-09-16 CN CN201320572993.0U patent/CN203437642U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104810143A (en) * | 2015-05-18 | 2015-07-29 | 深圳市吉百顺科技有限公司 | Production technology process for integrally formed inductor |
| CN106142656A (en) * | 2016-08-30 | 2016-11-23 | 福建南安市华天机械有限公司 | The charging of a kind of automatic Powder forming press and mould emptier |
| CN109047664A (en) * | 2018-09-13 | 2018-12-21 | 贵州荣南轴承有限公司 | It is a kind of for producing the mold of automobile bearing |
| CN114628141A (en) * | 2022-03-29 | 2022-06-14 | 山西大缙华磁性材料有限公司 | Direct molding device and molding method for hollow cylindrical sintered neodymium-iron-boron magnet |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140219 Termination date: 20140916 |
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| EXPY | Termination of patent right or utility model |