CN209623561U - Yuchai 6L Engine Series nozzle tip protrusion measuring table - Google Patents
Yuchai 6L Engine Series nozzle tip protrusion measuring table Download PDFInfo
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- CN209623561U CN209623561U CN201920499272.9U CN201920499272U CN209623561U CN 209623561 U CN209623561 U CN 209623561U CN 201920499272 U CN201920499272 U CN 201920499272U CN 209623561 U CN209623561 U CN 209623561U
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- ontology
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- nozzle tip
- pedestal
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Abstract
The utility model is a kind of Yuchai 6L Engine Series nozzle tip protrusion measuring table, including base housing, and the base recess that can be sheathed on nozzle tip is arranged in the inner lower edge of base housing, above base recess connection setting axially through base central hole；Dial gauge is arranged in the top of base housing, and the measuring rod bottom end of dial gauge is arranged in downwards in base central hole；Measurement ontology can be slidably set in base recess and base central hole, measure the top energy contact of ontology in the bottom end of measuring rod, the bottom end for measuring ontology can be resisted against the top of nozzle tip.The measurement table improves measurement accuracy using dial gauge measurement, reduces measurement error, and structure is simple, and expense investment is low, is conducive to promote the use of.
Description
Technical field
The utility model relates to engine maintenance technical field more particularly to a kind of Yuchai 6L Engine Series nozzle tip are convex
Measurement table out.
Background technique
Based on the engine that the engine of bus operation vehicle loading at this stage is supplied with Yuchai engine production supplier,
It is influenced by the machining accuracy and its design concept of domestic Yuchai engine component, Yuchai 6L Engine Series are replaced in maintenance
When fuel oil injector, nozzle tip bulge quantity needs to reach required standard by the mode of the copper backing of increase and decrease different-thickness.And
Different nozzle tip bulge quantities is very big on the performance of engine and discharge influence, in order to reach performance and the discharge amount of engine
To best, the tool for measuring nozzle tip bulge quantity is particularly important.
In the prior art, when replacing fuel oil injector, generally using depthometer measurement cylinder head fuel injector bearing bore depth and spray
Oily device length, to match the copper backing of installation different-thickness.The maximal accuracy of depthometer is 0.02mm, measures cylinder using depthometer
Lid fuel injector bearing bore depth and fuel injector length, the fuel injector of calculating are mounted on the difference error of nozzle tip bulge quantity after cylinder cap
It is larger.
In the prior art, there is also a kind of automatically controlled semi-automatic special equipments to measure nozzle tip bulge quantity, then with people
The copper backing of work apolegamy installation different-thickness, the disposable Meteorological of the special equipment are higher.
The present inventor based on years of experience and practice in relevant industries, proposes that a kind of Yuchai 6L series is started as a result,
Machine nozzle tip protrusion measuring table, to overcome the deficiencies of existing technologies.
Utility model content
The purpose of this utility model is to provide a kind of Yuchai 6L Engine Series nozzle tip protrusion measuring table, overcome existing
There is the problems such as depthometer measurement error is big, special equipment is costly present in technology, which is mentioned using dial gauge measurement
High measurement accuracy, reduces measurement error, structure is simple, and expense investment is low, is conducive to promote the use of.
The purpose of this utility model is achieved in that a kind of Yuchai 6L Engine Series nozzle tip protrusion measuring table,
Including base housing, the base recess that can be sheathed on nozzle tip is arranged in the inner lower edge of the base housing, and the pedestal is recessed
Above slot connection setting axially through base central hole；Dial gauge is arranged in the top of the base housing, the dial gauge
Measuring rod bottom end is arranged in downwards in the base central hole；It can slidably be set in the base recess and the base central hole
Measurement ontology is set, in the bottom end of the measuring rod, the bottom end of the measurement ontology can be supported the top energy contact of the measurement ontology
It is against the top of nozzle tip.
In a better embodiment of the utility model, the base housing includes the pedestal that can be flat on top surface of cylinder cover
Pedestal is fixedly connected on the pedestal pedestal and upwardly extends and diameter is in the base mast portion for reducing setting, the pedestal pedestal
The interior setting base recess, in the base mast portion perforation setting base central hole, the base central hole it is interior
Diameter size is less than the internal diameter of the base recess.
In a better embodiment of the utility model, the measurement ontology includes that can be located the top for being resisted against nozzle tip
The ontology pedestal at end is fixedly connected on the ontology pedestal and upwardly extends and diameter is in the ontology uprights for reducing setting, described
Ontology pedestal can be slidably sheathed in the base recess, and the ontology uprights can slidably be sheathed on the base central
In hole, the top energy contact of the ontology uprights is in the bottom end of the measuring rod.
In a better embodiment of the utility model, slideway groove, institute are set on the side wall of the ontology uprights
Perforation setting stud open-work on the side wall in base mast portion is stated, radially inner side one end is equipped in the stud open-work and is set in institute
The fixed bolt in slideway groove is stated, the slideway groove can be slided along the fixed bolt；The top surface of the slideway groove and
Bottom surface energy contact is in one end of the fixed bolt.
In a better embodiment of the utility model, the top setting diameter in the base central hole is in reduction setting
First step portion, second step portion is set on the side wall of the ontology uprights, is arranged reset bullet in the ontology uprights
Spring, the bottom end of the reset spring are resisted against in the second step portion, and the top of the reset spring is resisted against described first
In stage portion.
From the above mentioned, Yuchai 6L Engine Series nozzle tip protrusion measuring table provided by the utility model has and has as follows
Beneficial effect:
In Yuchai 6L Engine Series nozzle tip protrusion measuring table provided by the utility model, the pedestal of base housing is recessed
Slot can be sheathed on nozzle tip, and measurement ontology moves up promotion measuring rod under the contact effect of nozzle tip, and spray is shown on dial gauge
The bulge quantity of oil head selects suitable gasket according to the bulge quantity of measurement, nozzle tip bulge quantity is made to be adjusted to standard size range
Interior, the measurement accuracy of dial gauge is high, and precision can reach 0.01mm, and measurement error is small, in the premise for not needing to purchase special equipment
Under, the numerical value of nozzle tip bulge quantity after fuel oil injector installation more can be accurately measured, precision is higher, can be realized convex
The accurate adjustment of output；Yuchai 6L Engine Series nozzle tip protrusion measuring table structure provided by the utility model is simple, behaviour
Facilitate, expense investment is low, is conducive to promote the use of.
Detailed description of the invention
Following drawings are only intended to schematically illustrate and explain the present invention, does not limit the model of the utility model
It encloses.Wherein:
Fig. 1: for the appearance diagram of the Yuchai 6L Engine Series nozzle tip protrusion measuring table of the utility model.
Fig. 2: for the cross-sectional view of the Yuchai 6L Engine Series nozzle tip protrusion measuring table of the utility model.
In figure:
100, Yuchai 6L Engine Series nozzle tip protrusion measuring table；
1, base housing；
101, base recess；102, base central hole；
11, pedestal pedestal；12, base mast portion；
2, ontology is measured；
21, ontology pedestal；
22, ontology uprights；221, slideway groove；222, fixed bolt；
3, dial gauge；
31, measuring rod.
Specific embodiment
For a clearer understanding of the technical features, objectives and effects of the utility model, now compareing Detailed description of the invention
Specific embodiment of the present utility model.
Specific embodiment of the present utility model described herein is only used for explaining the purpose of this utility model, and cannot
It is understood as being limitations of the present invention in any way.Under the introduction of the utility model, technical staff is contemplated that base
In any possible deformation of the utility model, these are regarded as belonging to the scope of the utility model.It should be noted that
When element is referred to as " being set to " another element, it can directly on the other element or there may also be members placed in the middle
Part.When an element is considered as " connection " another element, it can be directly to another element or may be same
When there are centering elements.Term " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being mechanically connected or being electrically connected
Connect, the connection being also possible to inside two elements can be directly connected, can also indirectly connected through an intermediary, for
For those skilled in the art, the concrete meaning of above-mentioned term can be understood as the case may be.It is used herein
Term " vertical ", " horizontal ", "upper", "lower", "left", "right" and similar statement for illustrative purposes only, and
It does not indicate to be unique embodiment.
Unless otherwise defined, all technical and scientific terms used herein and the technical field for belonging to the application
The normally understood meaning of technical staff is identical.The term used in the description of the present application is intended merely to description tool herein
The purpose of the embodiment of body, it is not intended that in limitation the application.Term as used herein "and/or" includes one or more
Any and all combinations of relevant listed item.
As depicted in figs. 1 and 2, the utility model provides a kind of Yuchai 6L Engine Series nozzle tip protrusion measuring table
100, including base housing 1, the base recess 101 that the inner lower edge setting of base housing 1 can be sheathed on nozzle tip, pedestal is recessed
Above slot 101 connection setting axially through base central hole 102；Dial gauge 3 is arranged in the top of base housing 1, dial gauge 3
31 bottom end of measuring rod is arranged in downwards in base central hole 102；It can slidably be set in base recess 101 and base central hole 102
Measurement ontology 2 is set, measures the top energy contact of ontology 2 in the bottom end of measuring rod 31, the bottom end for measuring ontology 2 can be resisted against oil spout
The top of head (prior art is not shown in the figure).
In Yuchai 6L Engine Series nozzle tip protrusion measuring table provided by the utility model, the pedestal of base housing is recessed
Slot can be sheathed on nozzle tip, and measurement ontology moves up promotion measuring rod under the contact effect of nozzle tip, and spray is shown on dial gauge
The bulge quantity of oil head selects suitable gasket according to the bulge quantity of measurement, nozzle tip bulge quantity is made to be adjusted to standard size range
Interior, the measurement accuracy of dial gauge is high, and precision can reach 0.01mm, and measurement error is small, in the premise for not needing to purchase special equipment
Under, the numerical value of nozzle tip bulge quantity after fuel oil injector installation more can be accurately measured, precision is higher, can be realized convex
The accurate adjustment of output；Yuchai 6L Engine Series nozzle tip protrusion measuring table structure provided by the utility model is simple, behaviour
Facilitate, expense investment is low, is conducive to promote the use of.
Further, as depicted in figs. 1 and 2, base housing 1 includes that can be flat on cylinder cap (prior art is not shown in the figure)
The pedestal pedestal 11 of top surface, the bottom surface of pedestal pedestal 11 are contacted with top surface of cylinder cover, to guarantee measurement accuracy, the bottom of pedestal pedestal 11
Face should have the flatness of high requirement.It is fixedly connected and upwardly extends and diameter is vertical in the pedestal for reducing setting on pedestal pedestal 11
The transition conical surface is arranged in the present embodiment in column portion 12 between pedestal pedestal 11 and base mast portion 12；It is set in pedestal pedestal 11
Base recess 101 above-mentioned is set, perforation setting base central hole 102, the internal diameter ruler in base central hole 102 in base mast portion 12
The very little internal diameter less than base recess 101.The total height in pedestal pedestal 11 and base mast portion 12 should be with the measurement of dial gauge 3
The length of bar 31 matches setting.
Further, as shown in Fig. 2, measurement ontology 2 includes that can be located to be resisted against nozzle tip (prior art is not shown in the figure)
Top ontology pedestal 21, be fixedly connected on ontology pedestal 21 and upwardly extend and diameter is in the ontology uprights for reducing setting
22, ontology pedestal 21 can be slidably sheathed in base recess 101, and ontology uprights 22 can slidably be sheathed on base central hole
In 102, the top energy contact of ontology uprights 22 is in the bottom end of measuring rod 31.
Further, as shown in Fig. 2, slideway groove 221, the side in base mast portion 12 are arranged on the side wall of ontology uprights 22
Stud open-work is arranged in perforation on wall, is equipped with the fixation spiral shell that radially inner side one end is set in slideway groove 221 in stud open-work
Column 222, slideway groove 221 can be slided along fixed bolt 222；The top and bottom energy contact of slideway groove 221 is in fixed bolt
222 one end.When assembling, measurement ontology 2 is worn into base housing 1, and rotation measuring ontology 2 makes slideway groove 221 and stud
Open-work is opposite, and fixed bolt 222 is screwed in stud open-work later, until radially inner side one end is set in slideway groove, realizes
Measure the circumferentially positioned of ontology 2；The top and bottom energy contact of slideway groove 221 realizes measurement in one end of fixed bolt 222
The axially position of ontology 2.
Further, in order to buffer the mobile impact for measuring ontology 2, the top setting diameter in base central hole 102 is in reduction
Second step portion is arranged on the side wall of ontology uprights 22, is arranged reset bullet in ontology uprights 22 for the first step portion of setting
Spring, the bottom end of reset spring are resisted against in second step portion, and the top of reset spring is resisted against in the first step portion.It resets
Spring can effectively slow down the mobile impact of measurement ontology 2, and dial gauge 3 is avoided to be impacted suddenly, guarantee that measurement process is steady.
In the 6L Engine Series maintenance process of Yuchai, first by the fuel oil injector after replacement according to each cylinder sequence (1-6
Cylinder) it is mounted on cylinder cap one by one, and fixed using valve rocker, then, nozzle tip bulge quantity is carried out using the utility model
Measurement when measurement, base housing 1 is buckled at nozzle tip, the bottom surface of pedestal pedestal 11 is flat on top surface of cylinder cover, base shell
Measurement ontology 2 in body 1 moves up under the contact effect of nozzle tip, and the top of ontology uprights 22, which moves up, to push on measuring rod 31
It moves, the bulge quantity of nozzle tip is shown on dial gauge 3, the copper backing of installation different-thickness is matched according to the numerical value of measurement, passes through copper
Gasket adjusting is adjusted to nozzle tip bulge quantity in standard size range.
From the above mentioned, Yuchai 6L Engine Series nozzle tip protrusion measuring table provided by the utility model has and has as follows
Beneficial effect:
In Yuchai 6L Engine Series nozzle tip protrusion measuring table provided by the utility model, the pedestal of base housing is recessed
Slot can be sheathed on nozzle tip, and measurement ontology moves up promotion measuring rod under the contact effect of nozzle tip, and spray is shown on dial gauge
The bulge quantity of oil head selects suitable gasket according to the bulge quantity of measurement, nozzle tip bulge quantity is made to be adjusted to standard size range
Interior, the measurement accuracy of dial gauge is high, and precision can reach 0.01mm, and measurement error is small, in the premise for not needing to purchase special equipment
Under, the numerical value of nozzle tip bulge quantity after fuel oil injector installation more can be accurately measured, precision is higher, can be realized convex
The accurate adjustment of output；Yuchai 6L Engine Series nozzle tip protrusion measuring table structure provided by the utility model is simple, behaviour
Facilitate, expense investment is low, is conducive to promote the use of.
The above descriptions are merely exemplary embodiments of the present utility model, the model being not intended to limit the utility model
It encloses.Any those skilled in the art, made equivalent change under the premise of not departing from the conceptions and principles of the utility model
Change and modify, should belong to the range of the utility model protection.
Claims (5)
1. a kind of Yuchai 6L Engine Series nozzle tip protrusion measuring table, which is characterized in that including base housing, the pedestal
The base recess that can be sheathed on nozzle tip is arranged in the inner lower edge of shell, above the base recess connection setting axially through
Base central hole；Dial gauge is arranged in the top of the base housing, and the measuring rod bottom end of the dial gauge is arranged in downwards institute
It states in base central hole；Measurement ontology can be slidably set in the base recess and the base central hole, and the measurement is originally
The top energy contact of body can be resisted against the top of nozzle tip in the bottom end of the measuring rod, the bottom end of the measurement ontology.
2. Yuchai 6L Engine Series nozzle tip protrusion measuring table as described in claim 1, which is characterized in that the pedestal
Shell includes the pedestal pedestal that can be flat on top surface of cylinder cover, be fixedly connected on the pedestal pedestal upwardly extend and diameter in reduce
The base mast portion of setting, the pedestal pedestal is interior to be arranged the base recess, in the base mast portion described in perforation setting
Base central hole, the internal diameter in the base central hole are less than the internal diameter of the base recess.
3. Yuchai 6L Engine Series nozzle tip protrusion measuring table as claimed in claim 2, which is characterized in that the measurement
Ontology includes the ontology pedestal that can be located the top for being resisted against nozzle tip, is fixedly connected and upwardly extends and directly on the ontology pedestal
Diameter can be slidably sheathed in the base recess in the ontology uprights for reducing setting, the ontology pedestal, and the ontology is vertical
Column portion can be slidably sheathed in the base central hole, and the top energy contact of the ontology uprights is in the bottom of the measuring rod
End.
4. Yuchai 6L Engine Series nozzle tip protrusion measuring table as claimed in claim 3, which is characterized in that the ontology
Slideway groove is set on the side wall of uprights, and perforation setting stud open-work, the stud are saturating on the side wall in the base mast portion
The fixed bolt that radially inner side one end is set in the slideway groove is equipped in hole, the slideway groove can be along the fixation
Stud sliding；The top and bottom energy contact of the slideway groove is in one end of the fixed bolt.
5. Yuchai 6L Engine Series nozzle tip protrusion measuring table as claimed in claim 3, which is characterized in that the pedestal
Second step is arranged on the side wall of the ontology uprights in the first step portion being arranged is reduced in the top setting diameter of centre bore
Portion is arranged reset spring in the ontology uprights, and the bottom end of the reset spring is resisted against in the second step portion, described
The top of reset spring is resisted against in the first step portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920499272.9U CN209623561U (en) | 2019-04-11 | 2019-04-11 | Yuchai 6L Engine Series nozzle tip protrusion measuring table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920499272.9U CN209623561U (en) | 2019-04-11 | 2019-04-11 | Yuchai 6L Engine Series nozzle tip protrusion measuring table |
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| Publication Number | Publication Date |
|---|---|
| CN209623561U true CN209623561U (en) | 2019-11-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920499272.9U Active CN209623561U (en) | 2019-04-11 | 2019-04-11 | Yuchai 6L Engine Series nozzle tip protrusion measuring table |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110006310A (en) * | 2019-04-11 | 2019-07-12 | 北京公共交通控股（集团）有限公司 | Yuchai 6L Engine Series nozzle tip protrusion measuring table |
-
2019
- 2019-04-11 CN CN201920499272.9U patent/CN209623561U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110006310A (en) * | 2019-04-11 | 2019-07-12 | 北京公共交通控股（集团）有限公司 | Yuchai 6L Engine Series nozzle tip protrusion measuring table |
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