CN204711104U - Iron Mould Coated Sand crankshaft flange frock - Google Patents

Iron Mould Coated Sand crankshaft flange frock Download PDF

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Publication number
CN204711104U
CN204711104U CN201520253191.2U CN201520253191U CN204711104U CN 204711104 U CN204711104 U CN 204711104U CN 201520253191 U CN201520253191 U CN 201520253191U CN 204711104 U CN204711104 U CN 204711104U
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CN
China
Prior art keywords
crankshaft flange
sand
gate
foundry goods
riser
Prior art date
Application number
CN201520253191.2U
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Chinese (zh)
Inventor
董琪
钟晓斌
顾厚军
Original Assignee
江苏万力机械股份有限公司
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Priority to CN201520253191.2U priority Critical patent/CN204711104U/en
Application granted granted Critical
Publication of CN204711104U publication Critical patent/CN204711104U/en

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Abstract

The utility model provides a kind of Iron Mould Coated Sand crankshaft flange frock, comprise: template base, template base assembles template, swage placed by template, and arrange four crankshaft flange foundry goods die cavities in swage, crankshaft flange foundry goods die cavity is 2*2 matrix distribution, described four crankshaft flange foundry goods die cavities all connect running gate system, running gate system comprises: sprue, cross gate, and sprue is connected with vertical in the middle part of cross gate, and cross gate two ends are connected with square rising head; Rising head comprises the rising head body and riser base that connect up and down, and before and after riser base, both sides are respectively arranged with riser neck, and riser neck is symmetrical arranged along described cross gate, and riser base is connected with described four crankshaft flange foundry goods die cavities respectively by riser neck.The running gate system of the Iron Mould Coated Sand crankshaft flange frock that the utility model provides adds riser neck on rising head, and rising head is connected with the die cavity producing crankshaft flange by riser neck, decreases the shrinkage cavity of foundry goods, adds yield rate and the qualification rate of foundry goods.

Description

Iron Mould Coated Sand crankshaft flange frock
Technical field
The utility model relates to middle-size and small-size casting field, particularly relates to a kind of Iron Mould Coated Sand crankshaft flange frock.
Background technology
Sand-Faced Metal Mould Casting refers to and is covered with skim resin sand at metal swage inner chamber, then adopts thisly to cover placer iron type pouring cast part.In explosive motor industry, need the requirement of foundry goods higher in product processing, as depicted in figs. 1 and 2, the running gate system of current Sand-Faced Metal Mould Casting technique realizes being connected by blank riser with die cavity usually, the foundry goods that this kind of running gate system pours into easily produces Shrinkage cavity emitting port part, and yield rate is lower.
Utility model content
Provide hereinafter about brief overview of the present utility model, to provide about the basic comprehension in some of the present utility model.Should be appreciated that this general introduction is not summarize about exhaustive of the present utility model.It is not that intention determines key of the present utility model or pith, neither intended limitation scope of the present utility model.Its object is only provide some concept in simplified form, in this, as the preorder in greater detail discussed after a while.
The purpose of this utility model is to provide a kind of Iron Mould Coated Sand crankshaft flange frock, solves the technical problem that foundry goods is emitting port part easily to produce Shrinkage cavity.
The utility model provides a kind of Iron Mould Coated Sand crankshaft flange frock, comprise: template base, described template base assembles template, swage placed by described template, four crankshaft flange foundry goods die cavities are set in described swage, described crankshaft flange foundry goods die cavity is 2*2 matrix distribution, and described four crankshaft flange foundry goods die cavities all connect running gate system;
Described running gate system comprises: sprue, cross gate, and described sprue is connected with vertical in the middle part of described cross gate, and described cross gate two ends are connected with square rising head;
Described rising head comprises the rising head body and riser base that connect up and down, before and after described riser base, both sides are respectively arranged with riser neck, and described riser neck is symmetrical arranged along described cross gate, described riser base is connected with described four crankshaft flange foundry goods die cavities respectively by described riser neck.
The Iron Mould Coated Sand crankshaft flange frock that the utility model provides adds riser neck on the rising head of running gate system, and rising head is connected with the die cavity producing crankshaft flange by riser neck, decreases the shrinkage cavity of foundry goods, adds yield rate and the qualification rate of foundry goods
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the project organization schematic diagram of blank riser in existing technique;
Fig. 2 is blank riser front view in existing technique;
Fig. 3 is Iron Mould Coated Sand crankshaft flange tool structure schematic diagram in the utility model;
Fig. 4 is injection system structure schematic diagram in the utility model;
Fig. 5 is running gate system front view in the utility model.
Reference numeral:
1-sprue; 2-cross gate; 3-rising head;
31-rising head body; 32-riser base; 33-riser neck;
4-crankshaft flange foundry goods die cavity; 5-template base; 6-template;
7-swage; 71-sand-spraying hole; 8-sand-leakproof penetrates sand plate;
81-nozzle.
Detailed description of the invention
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.The element described in an accompanying drawing of the present utility model or a kind of embodiment and feature can combine with the element shown in one or more other accompanying drawing or embodiment and feature.It should be noted that for purposes of clarity, accompanying drawing and eliminate expression and the description of parts that have nothing to do with the utility model, known to persons of ordinary skill in the art and process in illustrating.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite not paying creative work, all belongs to the scope of the utility model protection.
As shown in Fig. 3, Fig. 4, Fig. 5, the utility model provides a kind of Iron Mould Coated Sand crankshaft flange frock, comprise: template base 5, described template base 5 assembles template 6, swage 7 placed by described template 6, arrange four crankshaft flange foundry goods die cavities 4 in described swage 7, described crankshaft flange foundry goods die cavity 4 is in 2*2 matrix distribution, and described four crankshaft flange foundry goods die cavities 4 all connect running gate system;
Described running gate system comprises: sprue 1, cross gate 2, and described sprue 1 is connected with vertical in the middle part of described cross gate 2, and described cross gate 2 two ends are connected with square rising head 3;
Described rising head 3 comprises the rising head body 31 and riser base 32 that connect up and down, before and after described riser base 32, both sides are respectively arranged with riser neck 33, and described riser neck 33 is symmetrical arranged along described cross gate 2, described riser base 32 is connected with described four crankshaft flange foundry goods die cavities 4 respectively by described riser neck 33.
In the Iron Mould Coated Sand crankshaft flange frock that the utility model provides, multiple crankshaft flange foundry goods die cavity is set, running gate system is connected with between crankshaft flange foundry goods die cavity, wherein, rising head in running gate system is connected with crankshaft flange foundry goods die cavity by riser neck, by the setting of riser neck, in the casting process of crankshaft flange, decrease the Shrinkage cavity of crankshaft flange foundry goods, add yield rate and the qualification rate of foundry goods.
Optionally, described swage 7 also has multiple sand-spraying hole 71, described sand-spraying hole 71 is connected with described running gate system with described crankshaft flange foundry goods die cavity 4 respectively;
Also place sand-leakproof above described swage 7 and penetrate sand plate 8, described sand-leakproof is penetrated on sand plate 8 and is offered multiple nozzle 81, and described multiple nozzle 81 position is corresponding with described sand-spraying hole 71 position.Swage arranges multiple sand-spraying hole 71, place sand-leakproof above swage and penetrate sand plate 8, penetrate the nozzle 81 on sand plate 8 and sand-spraying hole 71 one_to_one corresponding, by described nozzle and sand-spraying hole, molding sand is injected in crankshaft flange foundry goods die cavity and running gate system, uniform fold layer of sand inside crankshaft flange foundry goods die cavity and running gate system, make the casting dimension accuracy that processes high, essentially eliminate because casting dimension is forbidden the finished product equilibrium problem brought.
Optionally, fibrous filter net is placed with between described rising head body and described riser base.Running gate system in the utility model is by sprue 1, cross gate 2 and rising head 3 are connected to form, sprue 1 there is circular down gate, molten metal flows into sprue 1 and cross gate 2 by down gate, flow in crankshaft flange foundry goods die cavity 4 via rising head 3, wherein rising head 3 is made up of the rising head body 31 connected up and down and riser base 32, in order to the impurity in filtering metal liquid, fibrous filter net is placed between rising head body 31 and riser base 32, molten metal after impurity screening flows into slag inclusion and slag pore in the crankshaft flange foundry goods formed in crankshaft flange foundry goods die cavity 4 to be reduced, improve qualification rate, and molten metal is more even for cool time, improve production efficiency.
Optionally, described cross gate 2 is specifically connected with described rising head body 31.Molten metal flows in crankshaft flange foundry goods die cavity 4 through cross gate 2 and the rising head 3 that is connected with cross gate 2, and the impurity having fibrous filter net to be used in filtering metal liquid between the rising head body 31 connected up and down in rising head 3 and riser base 32, therefore need described cross gate 2 to be connected with the rising head body 31 on rising head top, molten metal is flowed in riser base 32 by rising head body 31 and fibrous filter net.
Optionally, described riser neck 33 maximum gauge is suitable with described crankshaft flange foundry goods die cavity 4 wall thickness.What arranged by the maximum gauge of described riser neck is suitable with described crankshaft flange foundry goods cavity wall thickness, can ensure that the speed that molten metal is flowed in crankshaft flange foundry goods die cavity by riser neck is even, ensure that the thickness of foundry goods is even, decrease the Shrinkage cavity of foundry goods, ensure the crudy of foundry goods, reduce percent defective.
Optionally, described sprue be connected with described cross gate part be also provided with cleaning groove.Be convenient to carry out cleaning to described running gate system by the cleaning groove arranging sinking on the direction deviating from sprue melt down and refuse.
Optionally, described running gate system inwall is provided with and covers layer of sand, described in cover layer of sand thickness be 10 ~ 11mm.
Optionally, described crankshaft flange foundry goods die cavity inside is provided with covers layer of sand, described in cover sand layer thickness be 5 ~ 6mm.Need to cover layer of sand in the Iron Mould Coated Sand crankshaft flange frock provided in the utility model between foundry goods die cavity and swage, running gate system inwall also needs setting to cover layer of sand, by arranging covering layer of sand and can ensureing to enhance productivity of suitable thickness, shorten the cycle of producing, greatly reduce production cost; And the running gate system provided in the utility model is semi-enclosed Iron Mould Coated Sand technique running gate system, solidifies cooling principle while ensure that molten metal.
Optionally, described running gate system material is: spheroidal graphite cast-iron QT500-7.
Should emphasize, term " comprises/comprises " existence referring to feature, key element, step or assembly when using herein, but does not get rid of the existence or additional of one or more further feature, key element, step or assembly.
Although last it is noted that described the utility model and advantage thereof in detail above, be to be understood that and can carry out various change when not exceeding the spirit and scope of the present utility model limited by appended claim, substituting and converting.And scope of the present utility model is not limited only to the specific embodiment of process, equipment, means, method and step described by description.One of ordinary skilled in the art will readily appreciate that from disclosure of the present utility model, can use perform the function substantially identical with corresponding embodiment described herein or obtain and its substantially identical result, existing and that will be developed in the future process, equipment, means, method or step according to the utility model.Therefore, appended claim is intended to comprise such process, equipment, means, method or step in their scope.

Claims (9)

1. an Iron Mould Coated Sand crankshaft flange frock, it is characterized in that, comprise: template base, described template base assembles template, swage placed by described template, arrange four crankshaft flange foundry goods die cavities in described swage, described crankshaft flange foundry goods die cavity is 2*2 matrix distribution, and described four crankshaft flange foundry goods die cavities all connect running gate system;
Described running gate system comprises: sprue, cross gate, and described sprue is connected with vertical in the middle part of described cross gate, and described cross gate two ends are connected with square rising head;
Described rising head comprises the rising head body and riser base that connect up and down, before and after described riser base, both sides are respectively arranged with riser neck, and described riser neck is symmetrical arranged along described cross gate, described riser base is connected with described four crankshaft flange foundry goods die cavities respectively by described riser neck.
2. Iron Mould Coated Sand crankshaft flange frock according to claim 1, is characterized in that,
Described swage also has multiple sand-spraying hole, and described sand-spraying hole is connected with described running gate system with described crankshaft flange foundry goods die cavity respectively;
Also place sand-leakproof above described swage and penetrate sand plate, described sand-leakproof is penetrated on sand plate and is offered multiple nozzle, and described multiple nozzle position is corresponding with described sand-spraying hole position.
3. Iron Mould Coated Sand crankshaft flange frock according to claim 1, is characterized in that, is placed with fibrous filter net between described rising head body and described riser base.
4. Iron Mould Coated Sand crankshaft flange frock according to claim 1, is characterized in that, described cross gate is specifically connected with described rising head body.
5. Iron Mould Coated Sand crankshaft flange frock according to claim 1, is characterized in that, described riser neck maximum gauge is suitable with described crankshaft flange foundry goods cavity wall thickness.
6. Iron Mould Coated Sand crankshaft flange frock according to claim 1, is characterized in that, described sprue is connected with described cross gate and is partly also provided with cleaning groove.
7. Iron Mould Coated Sand crankshaft flange frock according to claim 1, is characterized in that, described running gate system inwall is provided with and covers layer of sand, described in cover layer of sand thickness be 10 ~ 11mm.
8. Iron Mould Coated Sand crankshaft flange frock according to claim 1, is characterized in that, described running gate system material is: spheroidal graphite cast-iron QT500-7.
9. Iron Mould Coated Sand crankshaft flange frock according to claim 1, is characterized in that, described crankshaft flange foundry goods die cavity inside is provided with covers layer of sand, described in cover sand layer thickness be 5 ~ 6mm.
CN201520253191.2U 2015-04-23 2015-04-23 Iron Mould Coated Sand crankshaft flange frock CN204711104U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104772430A (en) * 2015-04-23 2015-07-15 江苏万力机械股份有限公司 Sand lined metal mold crankshaft flange tool
CN106180567A (en) * 2016-08-31 2016-12-07 江苏万力机械股份有限公司 Iron Mould Coated Sand oil cylinder frock
CN106180596A (en) * 2016-08-31 2016-12-07 江苏万力机械股份有限公司 Iron Mould Coated Sand six cylinder camshaft frock
CN108738316A (en) * 2016-02-10 2018-11-02 Ksm铸造集团有限公司 Gravity Permanent-Mold Casting Process method and metal mold for manufacturing casting

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104772430A (en) * 2015-04-23 2015-07-15 江苏万力机械股份有限公司 Sand lined metal mold crankshaft flange tool
CN108738316A (en) * 2016-02-10 2018-11-02 Ksm铸造集团有限公司 Gravity Permanent-Mold Casting Process method and metal mold for manufacturing casting
CN106180567A (en) * 2016-08-31 2016-12-07 江苏万力机械股份有限公司 Iron Mould Coated Sand oil cylinder frock
CN106180596A (en) * 2016-08-31 2016-12-07 江苏万力机械股份有限公司 Iron Mould Coated Sand six cylinder camshaft frock

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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: 20151021

Termination date: 20200423