CN203664594U - Sand core mold of large diesel engine air cooler - Google Patents
Sand core mold of large diesel engine air cooler Download PDFInfo
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- CN203664594U CN203664594U CN201420056592.4U CN201420056592U CN203664594U CN 203664594 U CN203664594 U CN 203664594U CN 201420056592 U CN201420056592 U CN 201420056592U CN 203664594 U CN203664594 U CN 203664594U
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- loose piece
- side loose
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- core box
- diesel engine
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Abstract
The utility model discloses a sand core mold of a large diesel engine air cooler. The sand core mold of the large diesel engine air cooler comprises an upper core box provided with an upper cavity of an air cooler sand core, a lower core box provided with an air cooler sand core lower cavity matched with the upper cavity of the upper core box, multiple side movable blocks distributed in yielding movable block shaped faces of the lower core box, wherein the lower cavity is provided with multiple yielding movable block shaped faces. The sand core mold of the large diesel engine air cooler is simple and reasonable in structure, the core box periphery is made of a cast iron metal material, matched with a sand core shape and provided with even wall thickness, the total weight of the mold can be decreased and the manufacture cost is saved while the strength of the core boxes is ensured and deformation is prevented. The local core boxes are of movable block structures, the smooth demolding of the sand core can be effectively ensured, operation is convenient and flexible, and the core manufacturing efficiency is high. In addition, the deformation magnitude of the manufactured sand core is small, and size positioning accuracy is good.
Description
Technical field
The utility model relates to large-scale diesel engine field, particularly a kind of large-scale diesel engine aerial cooler core mold.
Background technology
The head end box structure of existing large-scale diesel engine is illegally complicated, its internal structure characteristics of compact layout, as shown in Figure 1, the aerial cooler core 1 of this large-scale diesel engine head end box is independently, and length reaches 2 meters, and width reaches 1 meter, it is Z-shaped that spatial form is, and there is the first shape face 11, the second shape face 12, the 3rd shape face 13, the 4th shape face 14 and the 5th shape face 15, cause its shape more complicated
Light duty diesel engine core adopts core shooter coremaking more, and large-scale diesel engine front end casing aerial cooler core is because size is oversize, and core is yielding, adopts core shooter coremaking difficulty, causes die for making core difficult design simultaneously because it is complex-shaped.
Utility model content
The utility model is in order to overcome defect in above-mentioned prior art, provides a kind of simple and reasonable, flexible to operation, and coremaking efficiency is high; Core mould is lightweight, cost-saving; And the core of making distortion is little, the large-scale diesel engine aerial cooler core mold that sizing precision is good.
For achieving the above object, provide a kind of large-scale diesel engine aerial cooler core mold according to the utility model, comprising: go up core box, offer the upper impression of aerial cooler core; Lower core box, offers and the aerial cooler core lower impressions of the upper impression adaptation of described upper core box, and described lower impressions offers the many places loose piece shape face of stepping down; Polylith side loose piece, is laid in stepping down in loose piece shape face of described lower core box.
In technique scheme, the profile of upper core box and lower core box is 7 character form structures.
In technique scheme, the buckling surface of upper core box is vertically laid with multiple guide fingers, and the buckling surface of lower core box is vertically laid with guiding guide multiple and the adaptive insertion of guide finger.
In technique scheme, guide finger and guiding guide are three.
In technique scheme, the loose piece shape face of stepping down of lower core box comprises: the first side loose piece shape face, the second side loose piece shape face, the 3rd side loose piece shape face and the 4th side loose piece shape face, polylith side loose piece comprises: the first side loose piece, the second side loose piece, the 3rd side loose piece, the 4th side loose piece, the 5th side loose piece, the 6th side loose piece, heptalateral face loose piece and the 8th side loose piece, the first side loose piece is laid in the first side loose piece shape face, the second side loose piece is laid in the second side loose piece shape face, the 3rd side loose piece is laid in the 3rd side loose piece shape face, the 4th side loose piece and the 5th side loose piece are laid in the 3rd side loose piece shape face, the 6th side loose piece, heptalateral face loose piece and the 8th side loose piece are laid in the 4th side loose piece shape face.
In technique scheme, the peripheral shape of upper core box and lower core box adopts with core shape and evenly puts wall thickness design, and adopts cast iron metal material to make.
Compared with prior art, the utlity model has following beneficial effect: this large-scale diesel engine aerial cooler core mold is simple and reasonable, core box peripheral shape adopts cast iron metal material evenly to put wall thickness design with core shape, in guaranteeing the intensity of core box, preventing distortion, can alleviate the gross weight of mould, save manufacturing cost; The local loose piece structure that adopts of core box, the smooth demoulding that can effectively solve core, flexible to operation, coremaking efficiency is high; And the core of making distortion is little, and sizing precision is good.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing large-scale diesel engine aerial cooler core;
Fig. 2 is the decomposition texture schematic diagram of large-scale diesel engine aerial cooler core mold of the present utility model;
Fig. 3 is the lower core box structural representation of large-scale diesel engine aerial cooler core mold of the present utility model;
Fig. 4 is the first side loose piece structural representation of large-scale diesel engine aerial cooler core mold of the present utility model;
Fig. 5 is the second side loose piece structural representation of large-scale diesel engine aerial cooler core mold of the present utility model;
Fig. 6 is the 3rd side loose piece structural representation of large-scale diesel engine aerial cooler core mold of the present utility model;
Fig. 7 is the 4th side loose piece structural representation of large-scale diesel engine aerial cooler core mold of the present utility model;
Fig. 8 is the 5th side loose piece structural representation of large-scale diesel engine aerial cooler core mold of the present utility model;
Fig. 9 is the 6th side loose piece structural representation of large-scale diesel engine aerial cooler core mold of the present utility model;
Figure 10 is the heptalateral face loose piece structural representation of large-scale diesel engine aerial cooler core mold of the present utility model;
Figure 11 is the 8th side loose piece structural representation of large-scale diesel engine aerial cooler core mold of the present utility model.
The specific embodiment
Below in conjunction with accompanying drawing, a specific embodiment of the present utility model is described in detail, but is to be understood that protection domain of the present utility model is not subject to the restriction of the specific embodiment.It will be appreciated that, mentioned in following embodiment of the present utility model " on ", D score, " left side ", " right side ", " front " and " reverse side " be all take the direction shown in each figure as benchmark, these words that are used for limiting direction are only used to be convenient to explanation, do not represent the restriction to the concrete technical scheme of the utility model.
Large-scale diesel engine aerial cooler core mold of the present utility model is simple and reasonable, core box peripheral shape adopts cast iron metal material evenly to put wall thickness design with core shape, in guaranteeing the intensity of core box, preventing distortion, can alleviate the gross weight of mould, save manufacturing cost; The local loose piece structure that adopts of core box, the smooth demoulding that can effectively solve core, flexible to operation, coremaking efficiency is high; And the core of making distortion is little, and sizing precision is good.
Detailed description by way of example but unrestriced mode has illustrated the disclosure, should be understood that the realization that can be combined by independent realization or with other aspects in various aspect of the present disclosure below.This description clearly enables those skilled in the art to manufacture and uses us to believe for new and non-obvious improvement, describe some embodiment, alternative, modification, alternative and system applies, comprised the current best mode that is considered to carry out the utility model principle of describing in this description.In the time describing element or feature and/or embodiment, be intended to expression titled with " one " " one " " be somebody's turn to do " and " described " and there are one or more in element or feature.Term " comprises " that " comprising " and " having " is intended to is comprising property, and also has extra element or feature beyond being illustrated in those specifically described elements or feature.
As shown in Figure 2, the concrete structure of this large-scale diesel engine aerial cooler core mold comprises: upper core box 2 and lower core box 3, and be laid in the polylith side loose piece in lower core box 3 die cavities, upper core box 2 and lower core box 3 mutually fasten and form aerial cooler core die cavity, two core box profiles are 7 character form structures, and die cavity divides box face to be zigzag.All long 2 meters, wide 1 meter of the core boxes of upper core box 2 and lower core box 3, wherein, the high 280mm of upper core box 2, the high 500mm of lower core box 3.The peripheral shape of upper core box 2 and lower core box 3 adopts with core shape and evenly puts wall thickness design, and adopts cast iron metal material to make, and in guaranteeing the intensity of core box, preventing distortion, has alleviated the gross weight of mould.In addition, in lower core box 3 die cavities, adopt loose piece structure, to form multiple shape faces of aerial cooler core, and make the demoulding smoothly of aerial cooler core, improved coremaking efficiency.
The profile of upper core box 2 and lower core box 3 is 7 character form structures, and wherein, upper core box 2 offers the upper impression 21 of aerial cooler core, and upper impression 21 is zigzag; The buckling surface of upper core box 2 is vertically laid with multiple guide fingers 22, and the guide finger 22 of the present embodiment is three, and wherein, two are laid in core box 2 head both sides on 7 fonts, and another is laid in core box 2 afterbodys on 7 fonts.
As shown in Figure 3, lower core box 3 offers the lower impressions 31 of aerial cooler core, and lower impressions 31 is the zigzag with upper impression 21 adaptations; The buckling surface of lower core box 3 is vertically laid with the adaptive guiding guide 32 inserting of guide finger 22 of multiple and upper core box 2, the guiding guide 32 of the present embodiment is three, wherein, two are laid in core box 3 head both sides under 7 fonts, and another is laid in core box 3 afterbodys under 7 fonts.Upper core box 2 and lower core box 3 coordinate location by guide finger 22 with guiding guide 32, can guarantee closing precision.In the lower impressions of lower core box 3, offer the many places loose piece shape face of stepping down, it comprises: the first side loose piece shape face 33, the second side loose piece shape face 34, the 3rd side loose piece shape face 35 and the 4th side loose piece shape face 36, the first side loose piece shape face 33 is positioned at core box 3 head downsides under 7 fonts, the second side loose piece shape face 34 is positioned at core box 3 middle parts under 7 fonts, and the 3rd side loose piece shape face 35 and the 4th side loose piece shape face 36 are positioned at core box 3 afterbodys under 7 fonts.
As shown in Fig. 4 to Figure 11, the polylith side loose piece being laid in lower core box 3 die cavities comprises: the first side loose piece 41, the second side loose piece 42, the 3rd side loose piece 43, the 4th side loose piece 44, the 5th side loose piece 45, the 6th side loose piece 46, heptalateral face loose piece 47 and the 8th side loose piece 48, wherein, the first side loose piece 41 is laid in the first side loose piece shape face 33, is used to form the first shape face 11 of air cooling sand core 1.The second side loose piece 42 is laid in the second side loose piece shape face 34, is used to form the second shape face 12 of air cooling sand core 1.The 3rd side loose piece 43 is laid in the 3rd side loose piece shape face 35, is used to form the 3rd shape face 13 of air cooling sand core 1.The 4th side loose piece 44 and the 5th side loose piece 45 are laid in the 3rd side loose piece shape face 35, are used to form the 4th shape face 14 of air cooling sand core 1.The 6th side loose piece 46, heptalateral face loose piece 47 and the 8th side loose piece 48 are laid in the 4th side loose piece shape face 36, are used to form the 5th shape face 15 of air cooling sand core 1.
When use, first the first step is installed 3 guide fingers 22 on upper core box 2.Then start resin sand to fill the die cavity inside of completely going up core box 2, repeatedly strike-off by the face of strike-ofing with stragith edge, repeatedly heap sand, repeatedly strikes off, until fill up mold cavity.Then at the core binder of coating of the core surface uniform of upper core box 2.
Second step, 3 guiding guidees 32 are installed on lower core box 3, successively the first side loose piece 41 is placed in the first side loose piece shape face 33, the 3rd side loose piece 43, the 4th side loose piece 44 and the 5th side loose piece 45 are laid in the 3rd side loose piece shape face 35, the 6th side loose piece 46, heptalateral face loose piece 47 and the 8th side loose piece 48 are placed in the 4th side loose piece shape face 36, the second side loose piece 42 is placed in the second side loose piece shape face 34.Then start resin sand to fill the die cavity inside of completely descending core box 3, repeatedly strike-off by the face of strike-ofing with stragith edge, repeatedly heap sand, repeatedly strikes off, until fill up mold cavity.Then at the core binder of coating of the core surface uniform of lower core box 2.
The 3rd step, slings upper core box 2, coordinates location, with lower core box 3 matched moulds by guide finger 22 with guiding guide 32 guiding.Aerial cooler core 1 passes through adhesive bond.After resin sand sclerosis, upset core box, tunes to open lower core box 3, opens mould, takes out multiple sides loose piece, takes out aerial cooler core 1, completes the making of core.
To sum up, this large-scale diesel engine aerial cooler core mold is simple and reasonable, and core box peripheral shape adopts cast iron metal material evenly to put wall thickness design with core shape, in guaranteeing the intensity of core box, preventing distortion, can alleviate the gross weight of mould, save manufacturing cost; The local loose piece structure that adopts of core box, the smooth demoulding that can effectively solve core, flexible to operation, coremaking efficiency is high; And the core of making distortion is little, and sizing precision is good.
Finally it should be noted that: above embodiment is only in order to illustrate the utility model and the described technical scheme of unrestricted the utility model; Therefore, although this description has been described in detail the utility model with reference to each above-mentioned embodiment,, those of ordinary skill in the art should be appreciated that still and can modify or be equal to replacement the utility model; And all do not depart from technical scheme and the improvement thereof of spirit and scope of the present utility model, it all should be encompassed in claim scope of the present utility model.
Claims (6)
1. a large-scale diesel engine aerial cooler core mold, is characterized in that, comprising:
Upper core box, offers the upper impression of aerial cooler core;
Lower core box, offers and the lower impressions of the aerial cooler core of the upper impression adaptation of described upper core box, and described lower impressions offers the many places loose piece shape face of stepping down;
Polylith side loose piece, is laid in stepping down in loose piece shape face of described lower core box.
2. large-scale diesel engine aerial cooler core mold according to claim 1, is characterized in that: the profile of described upper core box and lower core box is 7 character form structures.
3. large-scale diesel engine aerial cooler core mold according to claim 1, it is characterized in that: the buckling surface of described upper core box is vertically laid with multiple guide fingers, the buckling surface of described lower core box is vertically laid with the adaptive guiding guide inserting of multiple and described guide finger.
4. large-scale diesel engine aerial cooler core mold according to claim 3, is characterized in that: described guide finger and guiding guide are three.
5. according to the large-scale diesel engine aerial cooler core mold described in any one in claim 1 to 4, it is characterized in that: the loose piece shape face of stepping down of described lower core box comprises: the first side loose piece shape face, the second side loose piece shape face, the 3rd side loose piece shape face and the 4th side loose piece shape face, described polylith side loose piece comprises: the first side loose piece, the second side loose piece, the 3rd side loose piece, the 4th side loose piece, the 5th side loose piece, the 6th side loose piece, heptalateral face loose piece and the 8th side loose piece, described the first side loose piece is laid in the first side loose piece shape face, described the second side loose piece is laid in the second side loose piece shape face, described the 3rd side loose piece is laid in the 3rd side loose piece shape face, described the 4th side loose piece and the 5th side loose piece are laid in the 3rd side loose piece shape face, described the 6th side loose piece, heptalateral face loose piece and the 8th side loose piece are laid in the 4th side loose piece shape face.
6. large-scale diesel engine aerial cooler core mold according to claim 5, is characterized in that: the peripheral shape of described upper core box and lower core box adopts with core shape and evenly puts wall thickness design, and adopts cast iron metal material to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420056592.4U CN203664594U (en) | 2014-01-29 | 2014-01-29 | Sand core mold of large diesel engine air cooler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420056592.4U CN203664594U (en) | 2014-01-29 | 2014-01-29 | Sand core mold of large diesel engine air cooler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203664594U true CN203664594U (en) | 2014-06-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420056592.4U Expired - Fee Related CN203664594U (en) | 2014-01-29 | 2014-01-29 | Sand core mold of large diesel engine air cooler |
Country Status (1)
| Country | Link |
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| CN (1) | CN203664594U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103736919A (en) * | 2014-01-29 | 2014-04-23 | 广西玉柴机器股份有限公司 | Mould of air cooler sand core in large diesel engine |
-
2014
- 2014-01-29 CN CN201420056592.4U patent/CN203664594U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103736919A (en) * | 2014-01-29 | 2014-04-23 | 广西玉柴机器股份有限公司 | Mould of air cooler sand core in large diesel engine |
| CN103736919B (en) * | 2014-01-29 | 2016-02-24 | 广西玉柴机器股份有限公司 | Large-scale diesel engine aerial cooler core mold |
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Legal Events
| 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: 20140625 Termination date: 20160129 |
|
| EXPY | Termination of patent right or utility model |