CN208323048U - Simulate head gasket - Google Patents
Simulate head gasket Download PDFInfo
- Publication number
- CN208323048U CN208323048U CN201820851416.8U CN201820851416U CN208323048U CN 208323048 U CN208323048 U CN 208323048U CN 201820851416 U CN201820851416 U CN 201820851416U CN 208323048 U CN208323048 U CN 208323048U
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- cylinder
- cutter
- head gasket
- simulation
- head
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- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
The utility model discloses a kind of simulation head gasket, the cylinder holes for no cylinder sleeve engine carries out use when honing, and simulation head gasket includes: simulation cylinder pad body comprising: lower layer's steel plate and multiple upper layer steel plates.Multiple first cutter manhole appendixes and multiple head gasket bolts hole are offered on lower layer's steel plate；The second cutter manhole appendix is offered on multiple upper layer steel plates respectively, and multiple upper layer steel plates are individually fixed in the top of multiple first cutter manhole appendixes；Wherein, fixing bolt sequentially passes through cylinder head bolt hole and head gasket bolt hole and is tightened against in cylinder block, so that simulation cylinder pad body be made to be fixed between cylinder head and cylinder block；Multiple first cutter manhole appendixes and multiple second cutter manhole appendixes are passed in and out with for honing head, so that honing head be made to carry out honing to the cylinder holes of no cylinder sleeve engine.Whereby, the simulation head gasket of the utility model, it is ensured that cylinder holes has preferable circularity in the operating condition, cylinder holes deformation is reduced, to improve engine performance and reliability.
Description
Technical field
The utility model is about cylinder block manufacture field, especially with regard to a kind of simulation head gasket.
Background technique
Cylinder holes is the space of gas compression burning and expansion work, and play the guiding role to piston, and deformation extent is shadow
Ring one of engine performance and the key index of reliability.Cylinder holes modified difference, combustion gas easily scurry into crankcase, machine oil and easily scurry into burning
Room burning causes fuel consumption rate and engine oil consumption all undesirable, and cylinder holes modified difference can accelerate the abrasion of cylinder sleeve to make engine
Service life reduction, therefore, cylinder holes deformation must satisfy design requirement.
For no cylinder sleeve engine, cylinder holes is integrated in cylinder block, and cylinder holes will meet design requirement, it is necessary to be carried out honing and be added
Work, conventional processing method are that cylinder block is directly installed in honing on honing machine, and cylinder holes has preferable circularity after processing in this way,
But loaded onto after cylinder head bolts in cylinder block, because of the effect of bolt pretightening, cylinder block can deform, and lead to cylinder
Bore deformation and lose honing it is complete after circularity.I.e. this processing method, which cannot be guaranteed cylinder holes in the operating condition, preferable circle
Degree.
The information disclosed in the background technology section is intended only to increase the understanding to the general background of the utility model, and
It is not construed as recognizing or implying in any form that information composition is already known to those of ordinary skill in the art existing
Technology.
Utility model content
It is simple and reasonable the purpose of this utility model is to provide a kind of simulation head gasket, and can guarantee that cylinder holes exists
There is preferable circularity under working condition, cylinder holes deformation is reduced, to improve engine performance and reliability.
To achieve the above object, the utility model provides a kind of simulation head gasket, the cylinder holes for no cylinder sleeve engine
Use when honing is carried out, simulation head gasket includes: simulation cylinder pad body comprising: lower layer's steel plate and multiple upper layer steel plates.Under
Multiple first cutter manhole appendixes and multiple head gasket bolts hole are offered on layer steel plate；Is offered on multiple upper layer steel plates respectively
Two cutter manhole appendixes, and multiple upper layer steel plates are individually fixed in the top of multiple first cutter manhole appendixes；Wherein, fixing bolt according to
It is secondary to pass through cylinder head bolt hole and head gasket bolt hole and be tightened against in cylinder block, so that simulation cylinder pad body be made to be fixed on gas
Between cylinder cap and cylinder block；And wherein, multiple first cutter manhole appendixes and multiple second cutter manhole appendixes are with for honing head
Disengaging, so that honing head be made to carry out honing to the cylinder holes of no cylinder sleeve engine.
In a preferred embodiment, the quantity of multiple first cutter manhole appendixes be six, and multiple second cutters into
The quantity portalled is six.
In a preferred embodiment, the first cutter manhole appendix and the second cutter manhole appendix are unthreaded hole.
In a preferred embodiment, lower layer's steel plate with a thickness of 1.5 millimeters, and the first cutter manhole appendix and the second knife
The diameter for having manhole appendix is 2 millimeters bigger than the diameter of the cylinder holes of no cylinder sleeve engine.
In a preferred embodiment, upper layer steel plate with a thickness of 1.5 millimeters.
Compared with prior art, simulation head gasket according to the present utility model has the following beneficial effects: that structure is simply closed
Reason, and can guarantee cylinder holes in the operating condition and have preferable circularity, reduces cylinder holes deformation, thus improve engine performance and
Reliability.
Detailed description of the invention
Fig. 1 is the structural schematic diagram according to the simulation head gasket of one embodiment of the utility model.
Fig. 2 is according to the simulation head gasket of one embodiment of the utility model for the structural representation without cylinder sleeve engine
Figure.
Main appended drawing reference explanation:
1- simulates cylinder pad body, 11- lower layer steel plate, 12- the first cutter manhole appendix, 13- head gasket bolt hole, on 2-
Layer steel plate, 21- the second cutter manhole appendix, 3- fixing bolt, 4- cylinder head, 5- cylinder block.
Specific embodiment
With reference to the accompanying drawing, specific embodiment of the present utility model is described in detail, it is to be understood that this is practical
Novel protection scope is not limited by the specific implementation.
Unless otherwise explicitly stated, otherwise in entire disclosure and claims, term " includes " or its change
Changing such as "comprising" or " including " etc. will be understood to comprise stated element or component, and not exclude other members
Part or other component parts.
As shown in Figure 1 to Figure 2, Fig. 1 is the structural schematic diagram for simulating head gasket according to one embodiment of the utility model,
Fig. 2 is according to the simulation head gasket of one embodiment of the utility model for the structural schematic diagram without cylinder sleeve engine.
According to a kind of simulation head gasket of the preferred embodiments of the present invention, the cylinder holes for no cylinder sleeve engine is carried out
It is used when honing, simulation head gasket includes: simulation cylinder pad body 1 comprising: lower layer's steel plate 11 and multiple upper layer steel plates 2.Under
Multiple first cutter manhole appendixes 12 and multiple head gasket bolts hole 13 are offered on layer steel plate 11；On multiple upper layer steel plates 2 respectively
The second cutter manhole appendix 21 is offered, and multiple upper layer steel plates 2 are individually fixed in the top of multiple first cutter manhole appendixes 12；Its
In, fixing bolt 3 sequentially passes through 4 bolt hole of cylinder head and head gasket bolt hole 13 and is tightened against in cylinder block 5, to make mould
Quasi- cylinder pad body 1 is fixed between cylinder head 4 and cylinder block 5；And wherein, multiple first cutter manhole appendixes 12 and multiple
Two cutter manhole appendixes 21 are passed in and out with for honing head, so that honing head be made to carry out honing to the cylinder holes of no cylinder sleeve engine.
In a preferred embodiment, the quantity of multiple first cutter manhole appendixes 12 is six, and multiple second cutters
The quantity of manhole appendix 21 is six；First cutter manhole appendix 12 and the second cutter manhole appendix 21 are unthreaded hole.
In a preferred embodiment, lower layer's steel plate 11 with a thickness of 1.5 millimeters, and the first cutter manhole appendix 12 and
The diameter of two cutter manhole appendixes 21 is 2 millimeters bigger than the diameter of the cylinder holes of no cylinder sleeve engine；Upper layer steel plate 2 with a thickness of 1.5 milli
Rice.
In practical applications, in order to guarantee cylinder block 5 when assembling practical cylinder head 4 cylinder holes deform smaller, this reality
Used with a kind of simulation head gasket of new design cooperation cylinder block 5 and cylinder head 4, allow 5 assembly simulation head gasket of cylinder block and
Honing again after cylinder head 4 allows effect of the head gasket convex ribs (i.e. multiple upper layer steel plates 2) to cylinder block 5 by special design
Power and practical head gasket sealing bar are consistent to the active force of cylinder block 5, when guaranteeing to assemble practical head gasket and cylinder head 4,
Cylinder holes can substantially return to ideal round shape state, to reduce cylinder holes deformation.
Simulation cylinder head gasket structure is simple, is welded by two-layered steel plates, 1.5 millimeters of 11 thickness of lower layer's steel plate, size and reality
Border head gasket is consistent, interstitial hole it is 2 millimeters bigger than cylinder holes diameter (i.e. the first cutter manhole appendix 12 and the second cutter manhole appendix 21
Diameter is 2 millimeters bigger than cylinder holes diameter), pass through convenient for honing head, upper layer steel plate 2 is the hollow circle of 2 millimeters of 1.5 mm wide of thickness
Ring, processing cost is lower, and compared with practical head gasket, simulation head gasket convex ribs are rigidly big, it is not easy to be crushed, can repeatedly make
With.Use process is as follows: after cylinder head 4, simulation cylinder pad body 1 and cylinder block 5 are assembled by fixing bolt 3, by gas
Cylinder body 5 carries out Honing process to cylinder holes later on the tooling platform of honing machine.
In short, the simulation head gasket of the utility model, simulates head gasket and practical head gasket is pre- in identical fixing bolt
Cylinder holes amplitude of deformation caused by effect under clamp force to cylinder block is consistent, and thereby may be ensured that cylinder holes in the operating condition has preferably
Circularity, reduce cylinder holes deformation, so as to improve engine performance and reliability, and it is rigidly big to simulate head gasket, be not easy by
Conquassation, can be used for multiple times.
The description of the aforementioned specific exemplary embodiment to the utility model is in order to illustrate and illustration purpose.These
Description is not wishing to for the utility model to be limited to disclosed precise forms, and it will be apparent that according to the above instruction, can carry out
It is many to change and change.The purpose of selecting and describing the exemplary embodiment is that explaining the specific principle of the utility model
And its practical application, so that those skilled in the art can be realized and utilize a variety of different examples of the utility model
Property embodiment and various chooses and changes.The scope of the utility model is intended to by claims and its waits similar shapes
Formula is limited.
Claims (5)
1. a kind of simulation head gasket, the cylinder holes for no cylinder sleeve engine carries out use when honing, which is characterized in that the simulation
Head gasket includes:
Simulate cylinder pad body comprising:
Lower layer's steel plate offers multiple first cutter manhole appendixes and multiple head gasket bolts hole thereon；
And
Multiple upper layer steel plates offer the second cutter manhole appendix respectively thereon, and the multiple upper layer steel plate is individually fixed in institute
State the top of multiple first cutter manhole appendixes；
Wherein, fixing bolt sequentially passes through cylinder head bolt hole and the head gasket bolt hole and is tightened against in cylinder block, thus
It is fixed on the simulation cylinder pad body between cylinder head and the cylinder block；And
Wherein, the multiple first cutter manhole appendix and multiple second cutter manhole appendixes are passed in and out with for honing head, thus
The honing head is set to carry out honing to the cylinder holes of no cylinder sleeve engine.
2. simulation head gasket as described in claim 1, which is characterized in that the quantity of the multiple first cutter manhole appendix is six
It is a, and the quantity of the multiple second cutter manhole appendix is six.
3. simulation head gasket as described in claim 1, which is characterized in that the first cutter manhole appendix and second cutter
Manhole appendix is unthreaded hole.
4. simulation head gasket as described in claim 1, which is characterized in that lower layer's steel plate with a thickness of 1.5 millimeters, and institute
State the diameter of the diameter of the first cutter manhole appendix and the second cutter manhole appendix than the cylinder holes of the no cylinder sleeve engine
It is 2 millimeters big.
5. as described in claim 1 simulation head gasket, which is characterized in that the upper layer steel plate with a thickness of 1.5 millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820851416.8U CN208323048U (en) | 2018-06-04 | 2018-06-04 | Simulate head gasket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820851416.8U CN208323048U (en) | 2018-06-04 | 2018-06-04 | Simulate head gasket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208323048U true CN208323048U (en) | 2019-01-04 |
Family
ID=64772626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820851416.8U Active CN208323048U (en) | 2018-06-04 | 2018-06-04 | Simulate head gasket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208323048U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108838866A (en) * | 2018-06-04 | 2018-11-20 | 广西玉柴机器股份有限公司 | Simulate head gasket |
-
2018
- 2018-06-04 CN CN201820851416.8U patent/CN208323048U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108838866A (en) * | 2018-06-04 | 2018-11-20 | 广西玉柴机器股份有限公司 | Simulate head gasket |
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