CN202934117U - Automatic one-mode multi-part odd-row configuration single-hole material injection magnetic shoe mould - Google Patents
Automatic one-mode multi-part odd-row configuration single-hole material injection magnetic shoe mould Download PDFInfo
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- CN202934117U CN202934117U CN201220452653.XU CN201220452653U CN202934117U CN 202934117 U CN202934117 U CN 202934117U CN 201220452653 U CN201220452653 U CN 201220452653U CN 202934117 U CN202934117 U CN 202934117U
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- die cavity
- material feeding
- die
- mould
- blind hole
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Abstract
The utility model discloses an automatic one-mode multi-part odd-row configuration single-hole material injection magnetic shoe mould which comprises a material distribution plate and a mould body arranged on the material distribution plate. A plurality of mould cavities which are arranged in equally spaced lines are arranged in the mould body, row number of the mould cavities is odd, circular material injection blind holes are respectively arranged on one side of each mould cavity in the same direction, and a plurality of rectangular material injection holes respectively communicated with the mould cavities and the corresponding circular material injection blind holes are further arranged in the mould body. In the same time, each mould cavity has identical material injection pressure difference and is equal in material injection amount.
Description
Technical field
The utility model relates to the permanent magnetic ferrite magnetic shoe mould field, is specially a kind of one-mold multiple-member odd column single hole automatic-feeding magnetic shoe mould of arranging.
Background technology
Permanent ferrite magnetic tile is according to the shape of magnetic shoe and ferritic shrinkage character, makes special-purpose mould, and is compressing by hydraulic press, then through high temperature sintering, mill processing finally is made into required magnetic shoe product.
Magnetic shoe mould can be divided into hand charge mould and automatic-feeding mould in the filler mode.During hand charge mould die mould, quality is relatively stable, but inefficiency; Automatic-feeding mould efficient is higher, but material feeding mode and material feeding unreasonable structure can directly cause institute's pressed compact body have the defectives such as density unevenness and affect product quality.
Normally middle each die cavity of mould of present known automatic-feeding magnetic shoe mould, its material feeding structure has 2 material feeding passages, and between adjacent die cavity, the material feeding passage communicates with each other.In practice, we find that this structure easily causes bottom part-circular material hole to stop up, the material feeding of part die cavity is insufficient, slip is forced to from channel flow connected between die cavity, cause each die cavity of one-mold multiple-member within the identical material feeding time, shot does not wait, thereby causes base substrate discontinuity equalization in each compressing die cavity.The blank density of compacting differs larger like this, and product easily cracks, bad mechanical strength, magnetic property difference are large.
The utility model content
The utility model purpose is to provide a kind of one-mold multiple-member odd column single hole automatic-feeding magnetic shoe mould of arranging, to solve prior art each die cavity of mould unequal problem of shot within the identical time.
In order to achieve the above object, the technical scheme that adopts of the utility model is:
a kind of one-mold multiple-member odd column single hole automatic-feeding magnetic shoe mould of arranging, include cutting plate and be placed in die body on cutting plate, it is characterized in that: have a plurality of die cavitys that equidistant ranks are arranged that are in described die body, die cavity two ends accent is opened respectively in die body end face and bottom surface, and the columns of die cavity has odd number, each die cavity equidirectional one side is respectively arranged with at a distance of corresponding die cavity distance separately and is half circular material feeding blind hole of die cavity column pitch, circular material feeding blind hole central shaft and die cavity central axes, open in the die body bottom surface in described circular material feeding blind hole aperture, and the die cavity of the same row circular material feeding blind hole of a side separately consists of the blind hole row, also be provided with a plurality of die cavity and rectangle material holes of corresponding circular material feeding blind hole separately of being communicated with respectively in die body, rectangle material hole central shaft is vertical with the die cavity central shaft, and the rectangle material hole that same row die cavity is communicated with consists of rectangle material hole row.
Described a kind of one-mold multiple-member odd column single hole automatic-feeding magnetic shoe mould of arranging, it is characterized in that: described cutting plate one side has the material feeding main entrance, also have on cutting plate together and to be communicated with the material feeding main entrance and the half-open total flow path groove vertical with die body upper cavity column direction, be communicated with respectively a plurality of runner grooves on total flow path groove, and each runner groove blind hole column position on position on cutting plate and die body is corresponding one by one.
Described a kind of one-mold multiple-member odd column single hole automatic-feeding magnetic shoe mould of arranging is characterized in that: also be processed with seal groove around total flow path groove, each runner groove.
The utility model slip enters from the material feeding main entrance, after total flow path groove, runner groove, circular material feeding blind hole, rectangle material hole, finally enters each die cavity.Each die cavity material feeding does not interfere with each other, and material feeding has pressure (being generally 1.5-3MPa), and each cavity pressure is poor to be equated, until slip is filled with each die cavity, and pressure balance, each die cavity shot equates, stops material feeding.In the utility model can reach at one time, each die cavity had identical material feeding pressure differential, the purpose that shot equates.
Description of drawings
Fig. 1 is that die body of the present utility model is faced upward cutaway view.
Fig. 2 is die body sectional view of the present utility model.
Fig. 3 is cutting plate top view of the present utility model.
The specific embodiment
As shown in Figure 1 and Figure 2.a kind of one-mold multiple-member odd column single hole automatic-feeding magnetic shoe mould of arranging, include cutting plate and be placed in die body 9 on cutting plate, have a plurality of die cavitys 1 that equidistant ranks are arranged that are in die body 9, die cavity 1 two ends accent is opened respectively in die body 9 end faces and bottom surface, and the columns of die cavity 1 has odd number, each die cavity 1 equidirectional one side is respectively arranged with at a distance of corresponding die cavity 1 distance separately and is half circular material feeding blind hole 2 of die cavity 1 column pitch, circular material feeding blind hole 2 central shafts and die cavity 1 central axes, open in die body 9 bottom surfaces in circular material feeding blind hole 2 apertures, and the die cavity 1 of the same row circular material feeding blind hole 2 of a side separately consists of the blind hole row, also be provided with a plurality of die cavity 1 and rectangle material holes 3 of corresponding circular material feeding blind hole 2 separately of being communicated with respectively in die body 9, rectangle material hole 3 central shafts are vertical with die cavity 1 central shaft, and the rectangle material hole 3 that same row die cavity 1 is communicated with consists of rectangle material hole row.
As shown in Figure 3.Cutting plate 4 one sides have material feeding main entrance 5, also have on cutting plate 4 together and to be communicated with material feeding main entrance 5 and the half-open total flow path groove 6 vertical with die body 9 upper cavity 1 column directions, be communicated with respectively a plurality of runner grooves 7 on total flow path groove 6, and each runner groove 7 blind hole column position on position on cutting plate 4 and die body 9 is corresponding one by one.Also be processed with seal groove 8 around total flow path groove 6, each runner groove 7.
In the utility model, when arranging as odd column, die cavity 1 (explains with 3 row), if the mould cavity row are apart from being L, at the avris first row, at the position L/2 place of row apart from half, remaining two row, at the position of center line of row distance, diameter perpendicular to the bottom surface of corresponding each die cavity processing is the circular material feeding blind hole 2 of Φ 10mm from the bottom, then along being parallel to the rectangle material hole 3 that the bottom surface direction is processed respectively long 8mm, a wide 2.5mm, one end communicates with circular material feeding blind hole 2, and an end communicates with corresponding die cavity 1.Circular material feeding blind hole depth will exceed rectangle material hole 2-3mm, and the height and position of rectangle material hole 3 is set according to the slip amount of the required injection of magnetic shoe base substrate.
on the cutting plate 4 that matches with die body, material feeding main entrance 5 diameters are Φ 20mm, in cutting plate 4 one sides, one half-open total flow path groove 6 of vertical direction processing along corresponding die cavity row, groove width 16mm, dark 18mm, communicate with material feeding main entrance 5, position of center line in the row distance: L/2 place, namely with middle mould on circular material feeding blind hole 2 correspondence positions, respectively process respectively half-open runner groove 7 one, totally three road runner grooves, groove width 12mm, dark 18mm, runner groove 7 communicates with total flow path groove 6, the seal groove 8 of encapsulant is being installed apart from all runner cell wall 2mm periphery processing, groove width 4mm, dark 3mm.
Slip is from the material feeding main entrance 5, through total flow path groove 6, runner groove 7, circular material feeding blind hole 2, rectangle material hole 3, finally enter each die cavity 1, each die cavity material feeding does not interfere with each other, and material feeding has pressure, and each cavity pressure is poor to be equated, until slip is filled with each die cavity, pressure balance, each die cavity shot equates, stops material feeding.Thereby in reaching at one time, identical material feeding pressure differential, the purpose that shot equates.
Like this, each die cavity shot equates, is conducive to one-mold multiple-member blank density uniformity, improves green body quality.
Claims (3)
1. one-mold multiple-member odd column single hole automatic-feeding magnetic shoe mould of arranging, include cutting plate and be placed in die body on cutting plate, it is characterized in that: have a plurality of die cavitys that equidistant ranks are arranged that are in described die body, die cavity two ends accent is opened respectively in die body end face and bottom surface, and the columns of die cavity has odd number, each die cavity equidirectional one side is respectively arranged with at a distance of corresponding die cavity distance separately and is half circular material feeding blind hole of die cavity column pitch, circular material feeding blind hole central shaft and die cavity central axes, open in the die body bottom surface in described circular material feeding blind hole aperture, and the die cavity of the same row circular material feeding blind hole of a side separately consists of the blind hole row, also be provided with a plurality of die cavity and rectangle material holes of corresponding circular material feeding blind hole separately of being communicated with respectively in die body, rectangle material hole central shaft is vertical with the die cavity central shaft, and the rectangle material hole that same row die cavity is communicated with consists of rectangle material hole row.
2. a kind of one-mold multiple-member odd column according to claim 1 single hole automatic-feeding magnetic shoe mould of arranging, it is characterized in that: described cutting plate one side has the material feeding main entrance, also have on cutting plate together and to be communicated with the material feeding main entrance and the half-open total flow path groove vertical with die body upper cavity column direction, be communicated with respectively a plurality of runner grooves on total flow path groove, and each runner groove blind hole column position on position on cutting plate and die body is corresponding one by one.
3. a kind of one-mold multiple-member odd column according to claim 2 single hole automatic-feeding magnetic shoe mould of arranging, is characterized in that: also be processed with seal groove around total flow path groove, each runner groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220452653.XU CN202934117U (en) | 2012-09-06 | 2012-09-06 | Automatic one-mode multi-part odd-row configuration single-hole material injection magnetic shoe mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220452653.XU CN202934117U (en) | 2012-09-06 | 2012-09-06 | Automatic one-mode multi-part odd-row configuration single-hole material injection magnetic shoe mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202934117U true CN202934117U (en) | 2013-05-15 |
Family
ID=48318378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220452653.XU Expired - Lifetime CN202934117U (en) | 2012-09-06 | 2012-09-06 | Automatic one-mode multi-part odd-row configuration single-hole material injection magnetic shoe mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202934117U (en) |
-
2012
- 2012-09-06 CN CN201220452653.XU patent/CN202934117U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130515 |
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| CX01 | Expiry of patent term |