CN107052237A - A kind of core box structure for preparing diesel engine integral sand core - Google Patents

A kind of core box structure for preparing diesel engine integral sand core Download PDF

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Publication number
CN107052237A
CN107052237A CN201710431696.7A CN201710431696A CN107052237A CN 107052237 A CN107052237 A CN 107052237A CN 201710431696 A CN201710431696 A CN 201710431696A CN 107052237 A CN107052237 A CN 107052237A
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CN
China
Prior art keywords
core box
core
support
box body
diesel engine
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Granted
Application number
CN201710431696.7A
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Chinese (zh)
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CN107052237B (en
Inventor
张印
环良发
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ANHUI QUANCHAI TIANHE MACHINERY CO LTD
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ANHUI QUANCHAI TIANHE MACHINERY CO LTD
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Application filed by ANHUI QUANCHAI TIANHE MACHINERY CO LTD filed Critical ANHUI QUANCHAI TIANHE MACHINERY CO LTD
Priority to CN201710431696.7A priority Critical patent/CN107052237B/en
Publication of CN107052237A publication Critical patent/CN107052237A/en
Application granted granted Critical
Publication of CN107052237B publication Critical patent/CN107052237B/en
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Anticipated expiration legal-status Critical

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22CFOUNDRY MOULDING
    • B22C7/00Patterns; Manufacture thereof so far as not provided for in other classes
    • B22C7/06Core boxes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22CFOUNDRY MOULDING
    • B22C7/00Patterns; Manufacture thereof so far as not provided for in other classes
    • B22C7/06Core boxes
    • B22C7/062Sealing means

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)

Abstract

The invention discloses a kind of core box structure for preparing diesel engine integral sand core, including:Core box body, the core box outer body is provided with the support shaft for being additionally provided with and being equipped with support block, the support block for connecting support seat body and core box body on support pedestal, the core box outer body wall;Core mechanism is additionally provided with the core box body, the core mechanism is provided at both ends with support rotary shaft, the support rotary shaft at the core box body edges with being provided with swivelling chute, the adpting flange used cooperatively is provided with the swivelling chute, and sealed connecting component is provided between the swivelling chute and the adpting flange.The present invention is by improving the structure of core box, it is to avoid core box occurs running sand and coking phenomenon, it is ensured that the normal operation of equipment, improves the overall production and processing quality of diesel engine, extends the service life of equipment, meet actual operation requirements.

Description

A kind of core box structure for preparing diesel engine integral sand core
Technical field
The present invention relates to a kind of core box structure for preparing diesel engine integral sand core, belong to core box technical field.
Background technology
Internal combustion engine is a kind of complicated energy transfer machine, with the continuous improvement of scientific and technological level, all kinds internal combustion engine Construction and its arrange also just it is each variant.Fuel is made with diesel oil, when air in cylinder it is compressed and produce high temperature, be sparged into Diesel oil naturally, combustion gas expansion and the internal combustion engine of work done, referred to as diesel engine.The Power coverage face that China now produces diesel engine is 2.2-47280KW, the cylinder bore 65-900mm of diesel engine, rotating speed 5.6-4400r/min.Feature:It is easy to starting, Operation and Maintenance Convenience, compact conformation, small volume, it is lightweight, be readily transported installation, it is good economy performance, wide using scope, be comparatively ideal engine Tool, is widely used as the power such as generating, ship, irrigation and drainage, automobile, tractor and engineering machinery.
Diesel engine cylinder block structure is the skeleton of engine, is the basis of each mechanism work of engine, bears each of engine Plant load;Diesel engine frame is in process of manufacture, and core box is an important link, and core box of the prior art is in rotary shaft Place easily occurs running the problems such as sand and coking, it is impossible to ensure the reliability service and service life of equipment.Accordingly, it would be desirable to design one kind New technical scheme, can overcome the shortcomings of that prior art is present.
The content of the invention
The present invention is exactly in view of the deficienciess of the prior art, provide a kind of core box knot for preparing diesel engine integral sand core Structure, meet it is easy to use on the premise of, by the structure for improving core box, it is to avoid core box occurs running sand and coking phenomenon, protects The normal operation of equipment has been demonstrate,proved, the overall production and processing quality of diesel engine has been improved, extends the service life of equipment, has met real Border use requirement.
To solve the above problems, the technical solution used in the present invention is as follows:
A kind of core box structure for preparing diesel engine integral sand core, including:Core box body, the core box outer body is provided with support Be additionally provided with pedestal, the core box outer body wall in support block, the support block be equipped with for connecting support seat body with The support shaft of core box body;
Core mechanism is additionally provided with the core box body, the core mechanism is provided at both ends with support rotary shaft, the support Rotary shaft is provided with the adpting flange used cooperatively with being provided with the core box body edges on swivelling chute, the swivelling chute, And it is provided with sealed connecting component between the swivelling chute and the adpting flange.
As the improvement of above-mentioned technical proposal, extension notch, the extension notch are provided with the inside of the sealed connecting component Edge is provided with compensation outlet, and the intraoral surface of extension slot is coated with enhancement layer.
As the improvement of above-mentioned technical proposal, the sealed connecting component is provided at both ends with extension, the extension end surface Compensation import is machined with, the sealed connecting component is internally provided with the runner for coordinating the compensation import to use, and the runner is another One end is connected with the compensation outlet.
Compared with prior art, implementation result of the invention is as follows by the present invention:
The core box structure of the present invention for preparing diesel engine integral sand core, meet it is easy to use on the premise of, pass through improve The structure of core box, it is to avoid core box occurs running sand and coking phenomenon, it is ensured that the normal operation of equipment, improves diesel engine overall Production and processing quality, extend the service life of equipment, meet actual operation requirements.
Brief description of the drawings
Fig. 1 is the core box structural representation of the present invention for preparing diesel engine integral sand core;
Fig. 2 is sealed connecting component structural representation of the present invention.
Embodiment
Illustrate present disclosure below in conjunction with specific embodiments.
As depicted in figs. 1 and 2, it is the core box structural representation of the present invention for preparing diesel engine integral sand core.
The core box structure of the present invention for preparing diesel engine integral sand core, including core box body 10, the core box body 10 Outside is provided with to be additionally provided with support block 11, the support block 11 on support pedestal 20, the lateral wall of core box body 10 and worn Provided with the support shaft 12 for connecting support seat body 20 and core box body 10;Core mechanism is additionally provided with the core box body 10 30, the core mechanism 30 is provided at both ends with support rotary shaft 40, and the support rotary shaft 40 is set with the edge of core box body 10 Swivelling chute 31 is equipped with, the swivelling chute 31 is provided with the adpting flange 32 used cooperatively, and in swivelling chute 31 and adpting flange 32 Between be provided with sealed connecting component 50.The present invention meet it is easy to use on the premise of, by the structure for improving core box, it is to avoid Core box occurs running sand and coking phenomenon, it is ensured that the normal operation of equipment, improves the overall production and processing quality of diesel engine, prolongs The service life of equipment has been grown, actual operation requirements are met.
Further with improvement, the inner side of sealed connecting component 50 is provided with extension notch 51, the extension edge of notch 51 Provided with compensation outlet 52, the extension inner surface of notch 51 is coated with enhancement layer 53.
More specifically, the two ends of sealed connecting component 50 are provided with extension 54, the end face of extension 54 is machined with compensation Import 55, the inside of the sealed connecting component 50 provided with the runner 56 for coordinating compensation import 55 to use, the other end of runner 56 with Compensation outlet 52 is connected.
Note:It can be produced in runner 56 of the present invention by cooling medium or lubricating oil etc. to reduce friction Temperature and reduction fretting wear.
Above content is made for the present invention in conjunction with specific embodiments describes in detail, it is impossible to assert that the present invention is specific real Apply and be only limitted to these explanations.For those skilled in the art, before present inventive concept is not departed from Put, some simple deduction or replace can also be made, the scope of protection of the invention should be all considered as belonging to.

Claims (3)

1. a kind of core box structure for preparing diesel engine integral sand core, including:Core box body(10), it is characterised in that:The core box Body(10)Outside is provided with support pedestal(20), the core box body(10)Support block is additionally provided with lateral wall(11), institute State support block(11)On be equipped with for connecting support seat body(20)With core box body(10)Support shaft(12);
The core box body(10)On be additionally provided with core mechanism(30), the core mechanism(30)It is provided at both ends with support rotation Axle(40), the support rotary shaft(40)With the core box body(10)Edge is provided with swivelling chute(31), the swivelling chute (31)On be provided with the adpting flange used cooperatively(32), and in the swivelling chute(31)With the adpting flange(32)Between set It is equipped with sealed connecting component(50).
2. a kind of core box structure for preparing diesel engine integral sand core according to claim 1, it is characterised in that:The sealing connects Fitting(50)Inner side is provided with extension notch(51), the extension notch(51)Edge is provided with compensation outlet(52), it is described Extend notch(51)Inner surface is coated with enhancement layer(53).
3. a kind of core box structure for preparing diesel engine integral sand core according to claim 2, it is characterised in that:The sealing connects Fitting(50)It is provided at both ends with extension(54), the extension(54)End face is machined with compensation import(55), the sealing company Fitting(50)It is internally provided with the cooperation compensation import(55)The runner used(56), the runner(56)The other end with it is described Compensation outlet(52)It is connected.
CN201710431696.7A 2017-06-09 2017-06-09 A kind of core box structure preparing diesel engine integral sand core Active CN107052237B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710431696.7A CN107052237B (en) 2017-06-09 2017-06-09 A kind of core box structure preparing diesel engine integral sand core

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710431696.7A CN107052237B (en) 2017-06-09 2017-06-09 A kind of core box structure preparing diesel engine integral sand core

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CN107052237A true CN107052237A (en) 2017-08-18
CN107052237B CN107052237B (en) 2019-03-05

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109773136A (en) * 2019-03-14 2019-05-21 安徽应流集团霍山铸造有限公司 A method of preventing the tiny runner sand core cracking of pump housing class casting

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10146649A (en) * 1996-11-13 1998-06-02 Georg Fischer Disa Inc Cope providing bore for gassing core
CN201799566U (en) * 2010-05-29 2011-04-20 杭州合立机械有限公司 One-step forming type diesel engine body crankcase core cold core box
CN104117630A (en) * 2014-06-30 2014-10-29 济柴聊城机械有限公司 Main oil gallery sand core mold of large engine body and core manufacturing method
CN104289679A (en) * 2014-10-02 2015-01-21 广西玉柴机器股份有限公司 Sand shooting sealing structure and installation and utilization method thereof
CN105792963A (en) * 2013-12-05 2016-07-20 株式会社神户制钢所 Core molding method and core molding device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10146649A (en) * 1996-11-13 1998-06-02 Georg Fischer Disa Inc Cope providing bore for gassing core
CN201799566U (en) * 2010-05-29 2011-04-20 杭州合立机械有限公司 One-step forming type diesel engine body crankcase core cold core box
CN105792963A (en) * 2013-12-05 2016-07-20 株式会社神户制钢所 Core molding method and core molding device
CN104117630A (en) * 2014-06-30 2014-10-29 济柴聊城机械有限公司 Main oil gallery sand core mold of large engine body and core manufacturing method
CN104289679A (en) * 2014-10-02 2015-01-21 广西玉柴机器股份有限公司 Sand shooting sealing structure and installation and utilization method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109773136A (en) * 2019-03-14 2019-05-21 安徽应流集团霍山铸造有限公司 A method of preventing the tiny runner sand core cracking of pump housing class casting
CN109773136B (en) * 2019-03-14 2020-07-17 安徽应流集团霍山铸造有限公司 Method for preventing small runner sand core of pump body type casting from cracking

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