CN205164783U - Cylindrical rotor's casting section mould - Google Patents
Cylindrical rotor's casting section mould Download PDFInfo
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- CN205164783U CN205164783U CN201520402665.5U CN201520402665U CN205164783U CN 205164783 U CN205164783 U CN 205164783U CN 201520402665 U CN201520402665 U CN 201520402665U CN 205164783 U CN205164783 U CN 205164783U
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- external mold
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- post mould
- post
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Abstract
The utility model provides a cylindrical rotor's casting section mould, including external mold, crushing post mould, external mold positioner and crushing post mould closing device, by the section mould cast cylindrical rotor, including rotor body, the outer surface distribution of rotor body has a bellied crushing post integrative with rotor body, rotor body is integral, and is comparatively simple in machinery installation, long service life, maize peel, take off the easy control of embryo technology and processingquality higher.
Description
Technical field
The utility model relates to grain machinery processing and manufacturing field, is specifically related to the casting pattern of a kind of cylindrical rotor in the broken processing equipment of cereal.
Background technology
Process in particularly corn peeling, de-embryo processing equipment at cereal, the rotor outer surface rotated in processing cavity is distributed with rule salient point.In the prior art, due to process technology, it is assembled for cylindrical that this rotor is that the polylith arc rotor sheet of casting is fixed in rotating shaft.It is difficult when this cylindrical rotor that is assembled into by polylith arc rotor sheet exists processing and mechanical erection, the shortcoming that rotor service life is short, and because this cylindrical rotor has splicing seams, rotor surface structure is inconsistent, causes corn to remove the peel, the quality of de-embryo is lower.
Summary of the invention
The utility model provides a kind of cylindrical rotor and casting sand type, pattern, and described cylindrical rotor outer surface is distributed with salient point, comparatively simple at mechanical erection, long service life, and corn is removed the peel, de-embryo technique easily controls and crudy is higher.
Cylindrical rotor described in the utility model, comprises rotor body, and rotor body outer surface is distributed with the pulverizing post with the projection of rotor body one, and described rotor body is monoblock type.
Described rotor body is for having inner sandwich layer and outer field double-layer structure, and inner sandwich layer is gray cast iron material, and skin is wear-resistant cast iron material.
The casting sand type of described cylindrical rotor, comprises nowel, raising middle flask and top box; Described top box is provided with sprue gate and exhaust outlet; Described raising middle flask cylinder shape inner wall is provided with and pulverizes the corresponding concave point of post with rotor body surface.
Described nowel center is provided with circular depressed; Described nowel central circular recessed position places circular inner sandwich layer locating ring.
The casting pattern of described cylindrical rotor, comprises external mold, pulverizing post mould, external mold positioner and pulverizes post mould hold down gag; Described external mold is by the assembled cylindrical screen drum of more than two pieces arc punched-plates, and the hole on punched-plate is corresponding with the pulverizing post position on rotor body; Described pulverizing post mould top shape is identical with the pulverizing post on rotor body, and the height pulverized in the middle part of post mould is identical with punched-plate thickness, pulverizes the diameter that post mould base diameter is greater than hole on punched-plate; The hole on punched-plate is outwards put at described pulverizing post mould top; Described external mold positioner is stuck on external mold, assembled for punched-plate external mold can be kept stable; Described pulverizing post mould hold down gag can be pressed in the hole of punched-plate completely by the middle part of all pulverizing post moulds.
Described external mold positioner comprises centring ring, lower centring ring, be stuck in external mold upper base and on going to the bottom; It is distensible ring, lower distensible ring on trapezoidal annular that described pulverizing post mould hold down gag comprises the cylinder of more than two pieces arc pressure strips composition, bolt and axial cross section, pressure strip is pressed in be pulverized bottom post mould, the cylinder upper base that upper distensible ring, lower distensible ring form at pressure strip and lower bottom, in the corresponding aperture that bolt is arranged on upper distensible ring, lower distensible ring and screw.
The formative method of described cylindrical rotor casting sand type, comprises the steps:
A. top box and nowel is made;
B. make more than two pieces arc punched-plates, the hole on punched-plate is corresponding with the salient point on rotor body, and made arc punched-plate can be assemblied into the external mold of cylindrical screen tubular; Make and pulverize post mould, pulverize post mould top shape identical with the pulverizing post on rotor body, pulverizing in the middle part of post mould becomes wide arc gap to coordinate with hole on punched-plate, and the height pulverized in the middle part of post mould is identical with punched-plate thickness, pulverizes the diameter that post mould base diameter is greater than hole on punched-plate;
C. make external mold positioner again and pulverize post mould hold down gag, assembled for punched-plate external mold can be kept stable by external mold positioner, and pulverizing post mould hold down gag tightly can be pressed into all pulverizing post moulds in the hole of punched-plate; Concrete is exactly making more than two pieces arcs are as pressure strip, and described polylith pressure strip can be combined into cylindrical shape; Make circular upper centring ring, lower centring ring and upper distensible ring, lower distensible ring, upper distensible ring, lower distensible ring are respectively provided with the relative hole of two or more and screw;
D. make casting pattern: first put between external mold positioner by cylindric external mold assembled for polylith arc punched-plate, namely put between two circular upper centring rings and lower centring ring; Then insert in the hole of punched-plate by pulverizing post mould; Then post mould hold down gag is pulverized in assembling, outer die cavity is put into as pressure strip by arc, distensible ring and lower distensible ring are put in arc top and the bottom, bolt is screwed in the plural screw of distensible ring, make distensible ring and lower distensible ring move toward one another, the external diameter contacting arc position due to upper distensible ring and lower distensible ring becomes large gradually, such pressure strip is just pressed in the hole of punched-plate completely by the middle part of all pulverizing post moulds, the external mold that punched-plate is combined into is held in centring ring and lower centring ring, forms stable casting pattern;
E. casting pattern is put into raising middle flask sandbox, insert molding sand;
F. remove and pulverize the external mold positioner that post mould puts into the pulverizing post mould hold down gag after punching plate hole and the assembled external mold of punched-plate, be about to the bolt spiral shell be screwed in distensible ring screw go out, take out distensible ring, arc, pulverizing post mould, punched-plate successively, and remove lower centring ring, raising middle flask completes, and the nowel completed, raising middle flask and top box are assembled into complete sand mold.
The formative method of above-mentioned cylindrical rotor casting sand type, mark particular order when sequence number does not represent concrete enforcement, each sequence of steps can adjust according to its logical relation.
In use, in sand mold described in the utility model, assembling relies on the core that prior art just can complete to the sand mold completed, and just can complete the casting to button type cylindrical rotor described in the utility model.
Accompanying drawing explanation
Fig. 1 is the stereogram of the utility model embodiment 1 button type cylindrical rotor.
Fig. 2 is the axial section structural representation of the utility model embodiment 1 button type cylindrical rotor.
Fig. 3 is the axial section structural representation of casting pattern described in the utility model embodiment 1.
Fig. 4 is that the A-A of Fig. 3 is to cross-sectional view.
Fig. 5 is axial section structural representation when sand mold described in the utility model embodiment 1 is poured into a mould.
Fig. 6 is the stereogram of the utility model embodiment 2 button type cylindrical rotor.
Fig. 7 is the axial section structural representation of the utility model embodiment 2 button type cylindrical rotor.
Fig. 8 is sand mold axial section structural representation described in the utility model embodiment 2.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is further illustrated:
Embodiment 1
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, button type cylindrical rotor described in the utility model, comprises rotor body, and rotor body outer surface is distributed with the pulverizing post 1 with the projection of rotor body one, and described rotor body is monoblock type.
Described rotor body is the double-layer structure with inner sandwich layer 2 and outer 3, and inner sandwich layer is gray cast iron material, and skin is wear-resistant cast iron material.
The casting sand type of described button type cylindrical rotor, comprises nowel 4, raising middle flask 5 and top box 6; Described top box is provided with sprue gate 7 and exhaust outlet 8; Described raising middle flask cylinder shape inner wall is provided with and pulverizes the corresponding concave point of post 19 with rotor body surface.
Described nowel center is provided with circular depressed; Described nowel central circular recessed position places the circular locating ring 10 of inner sandwich layer 2.
The casting pattern of described cylindrical rotor, comprises external mold, pulverizing post mould, external mold positioner and pulverizes post mould hold down gag; Described external mold is by the assembled cylindrical screen drum of four pieces of arc punched-plates 11, and the hole on punched-plate 11 is corresponding with pulverizing post 1 position on rotor body; Described pulverizing post mould 12 top shape is identical with the pulverizing post 1 on rotor body, and the height pulverized in the middle part of post mould 12 is identical with punched-plate 11 thickness, pulverizes the diameter that post mould 12 base diameter is greater than hole on punched-plate 11; The hole on punched-plate 11 is outwards put at described pulverizing post mould 12 top; Described external mold positioner is stuck on external mold, external mold assembled for punched-plate 11 can be kept stable; Described pulverizing post mould hold down gag can be pressed in the hole of punched-plate 11 completely by the middle part of all pulverizing post moulds 12.
Described external mold positioner comprises centring ring 14, lower centring ring 15, be stuck in external mold upper base and on going to the bottom; It is distensible ring 16, lower distensible ring 17 on trapezoidal annular that described pulverizing post mould hold down gag comprises cylinder, bolt 19 and axial cross section that three pieces of arc pressure strips 13 form, pressure strip 13 is pressed in be pulverized bottom post mould, the cylinder upper base that upper distensible ring 16, lower distensible ring 17 form at pressure strip 13 and lower bottom, in the corresponding aperture that bolt 19 is arranged on upper distensible ring, lower distensible ring and screw 18.
The formative method of described button type cylindrical rotor casting sand type, comprises the steps:
A. top box 6 and nowel 4 is made;
B. make four pieces of arc punched-plates 11, the hole on punched-plate 11 is corresponding with the position of rotor body being pulverized post 1, and made arc punched-plate 11 can be assemblied into the external mold of cylindrical screen tubular; Make and pulverize post mould 12, pulverize post mould 12 top identical with pulverizing post 1 shape on rotor body, pulverize post mould 12 mid diameter and become wide arc gap fit dimension with the hole on punched-plate, the height pulverized in the middle part of post mould 12 is identical with punched-plate thickness, pulverizes the diameter that post mould 12 base diameter is greater than hole on punched-plate;
C. make three pieces of arcs as pressure strip 13, described three pieces of pressure strips 13 can be combined into cylindrical shape; Make circular upper centring ring 14, lower centring ring 15 and upper distensible ring 16, lower distensible ring 17, upper distensible ring 16, lower distensible ring 17 are respectively provided with three relative holes and screw 18;
D. make casting pattern: first put into by cylindric external mold assembled for polylith arc punched-plate 11 between two circular upper centring rings 14 and lower centring ring 15, then pulverizing post mould 12 is inserted in the hole of punched-plate 11; Then arc is put into outer die cavity as pressure strip 13, distensible ring 16 and lower distensible ring 17 are put in pressure strip 13 top and the bottom, stay bolt 19 is screwed in the screw 18 of distensible ring, make distensible ring 16 and lower distensible ring 17 move toward one another, the external diameter contacting pressure strip 13 position due to upper distensible ring 16 with lower distensible ring 17 becomes large gradually, such pressure strip 13 is just tightly pressed into pulverizing post mould 12 in the hole of punched-plate 11, the external mold that punched-plate 11 is combined into is held in centring ring 14 and lower centring ring 15, forms stable casting pattern;
E. casting pattern is put into raising middle flask sandbox, insert molding sand;
F. bolt 19 spiral shell be screwed in distensible ring screw 18 is gone out, take out distensible ring 16 and 17, pressure strip 13 successively, pulverize post mould 12, punched-plate 11, and removing lower centring ring 14 and 15, raising middle flask 5 completes, and finally the nowel completed, raising middle flask and top box is assembled into complete sand mold.
When casting button type cylindrical rotor, circular locating ring 10 is placed in described sand mold nowel 4 central circular recessed position, putting into dependence prior art in sand mold just can in advance with the inner sandwich layer 2 that gray cast iron material completes, build with wear-resistant cast iron material, just can complete the casting to button type cylindrical rotor described in the utility model, and described rotor body is the double-layer structure with inner sandwich layer 2 and outer 3.
Embodiment 2
As shown in Fig. 6, Fig. 7, Fig. 8, button type cylindrical rotor described in the utility model, comprises rotor body, and rotor body outer surface is distributed with the pulverizing post 1 with the projection of rotor body one, and described rotor body is monoblock type.
The casting sand type of described button type cylindrical rotor, comprises nowel 4, raising middle flask 5 and top box 6; Described top box is provided with sprue gate 7 and exhaust outlet 8; Described raising middle flask cylinder shape inner wall is provided with and pulverizes the corresponding concave point of post 19 with rotor body surface.
The casting pattern of cylindrical rotor described in the present embodiment and formative method punched-plate used and pressure strip quantity are two pieces, and other are identical with embodiment 1.
When casting button type cylindrical rotor described in the utility model, at the core that the in-built dependence prior art of sand mold just can complete, cylinder iron material is built, and just can complete the casting to button type cylindrical rotor described in the utility model.
Claims (2)
1. a casting pattern for cylindrical rotor, comprises external mold, pulverizing post mould, external mold positioner and pulverizes post mould hold down gag; Described external mold is by the assembled cylindrical screen drum of more than two pieces arc punched-plates, and the hole on punched-plate is corresponding with the pulverizing post position on rotor body; Described pulverizing post mould top shape is identical with the pulverizing post on rotor body, and pulverize in the middle part of post mould and become wide arc gap to coordinate with hole on punched-plate, the height pulverized in the middle part of post mould is identical with punched-plate thickness, pulverizes the diameter that post mould base diameter is greater than hole on punched-plate; The hole on punched-plate is outwards put at described pulverizing post mould top; Described external mold positioner is stuck on external mold, assembled for punched-plate external mold can be kept stable; Described pulverizing post mould hold down gag can be pressed in the hole of punched-plate completely by the middle part of all pulverizing post moulds.
2. the casting pattern of a kind of cylindrical rotor according to claim 1, is characterized in that described external mold positioner comprises centring ring, lower centring ring, be stuck in external mold upper base and on going to the bottom; It is distensible ring, lower distensible ring on trapezoidal annular that described pulverizing post mould hold down gag comprises the cylinder of more than two pieces arc pressure strips composition, bolt and axial cross section, pressure strip is pressed in be pulverized bottom post mould, the cylinder upper base that upper distensible ring, lower distensible ring form at pressure strip and lower bottom, in the corresponding aperture that bolt is arranged on upper distensible ring, lower distensible ring and screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520402665.5U CN205164783U (en) | 2015-06-12 | 2015-06-12 | Cylindrical rotor's casting section mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520402665.5U CN205164783U (en) | 2015-06-12 | 2015-06-12 | Cylindrical rotor's casting section mould |
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| Publication Number | Publication Date |
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| CN205164783U true CN205164783U (en) | 2016-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520402665.5U Active CN205164783U (en) | 2015-06-12 | 2015-06-12 | Cylindrical rotor's casting section mould |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104923329A (en) * | 2015-06-12 | 2015-09-23 | 河南中原轧辊有限公司 | Cylindrical rotor and sand mold casting, molding and modeling method thereof |
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2015
- 2015-06-12 CN CN201520402665.5U patent/CN205164783U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104923329A (en) * | 2015-06-12 | 2015-09-23 | 河南中原轧辊有限公司 | Cylindrical rotor and sand mold casting, molding and modeling method thereof |
| CN104923329B (en) * | 2015-06-12 | 2017-11-07 | 河南省中原轧辊有限责任公司 | A kind of cylindrical rotor and its casting sand type, pattern and formative method |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 462000 Zhongyuan Road, menmiao Town, Yancheng District, Luohe, Henan, 45 Patentee after: Henan Zhongyuan roller Co., Ltd. Address before: 462000 Zhongyuan Road, menmiao Town, Yancheng District, Luohe, Henan, 45 Patentee before: Henan Zhongyuan Rolling Co., Ltd. |
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| CP01 | Change in the name or title of a patent holder |