CN209166327U - A kind of cylinder cap fuel injector hole end surface is to axis verticality measuring tool - Google Patents

A kind of cylinder cap fuel injector hole end surface is to axis verticality measuring tool Download PDF

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Publication number
CN209166327U
CN209166327U CN201822262449.1U CN201822262449U CN209166327U CN 209166327 U CN209166327 U CN 209166327U CN 201822262449 U CN201822262449 U CN 201822262449U CN 209166327 U CN209166327 U CN 209166327U
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CN
China
Prior art keywords
hole
lever
mandrel
dial gauge
axis
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201822262449.1U
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Chinese (zh)
Inventor
梁榜鑫
吕倩莹
温道明
范才翼
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.)
Guangxi Yuchai Machinery Co Ltd
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Guangxi Yuchai Machinery Co Ltd
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Priority to CN201822262449.1U priority Critical patent/CN209166327U/en
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Abstract

The utility model discloses a kind of cylinder cap fuel injector hole end surfaces to axis verticality measuring tool, including tool body, further includes side lever and mandrel;Side lever axis hole and mandrel hole, the side lever axis hole and mandrel hole distribution parallel to each other are offered on the tool body;The middle and upper part of the side lever is distributed in the side lever axis hole;The middle and upper part of the mandrel is distributed in the mandrel hole;The top of the side lever axis hole is additionally provided with extruding spring, and the extruding spring is always pressed down against the side lever;Dial gauge is also distributed in the top of the side lever;The dial gauge is fixed on the tool body by dial gauge fixation kit, the upper-end contact of the gauge head of the dial gauge and the side lever.It is easy to operate, detection is accurate, using effect is good when being measured axis verticality using the utility model cylinder cap fuel injector hole end surface.

Description

A kind of cylinder cap fuel injector hole end surface is to axis verticality measuring tool
Technical field
The utility model relates to parts machining measuring techniques, and in particular to a kind of cylinder cap fuel injector hole end surface is to axis Verticality measuring tool.
Background technique
Engine assembly process needs install copper bush of fuel injector in cylinder cap fuel injector hole, avoid fuel injector and cylinder head The cooling water or anti-icing fluid of water cavity contact.In order to guarantee that the copper bush of fuel injector end face of assembling process is closely pasted with oil injector hole end face It closes, ensure leakproofness, very high requirement just is proposed to the verticality of oil injector hole end face and axis in machining.Executing three In order to accurately and rapidly measure oil injector hole end face to the verticality of oil injector hole axis during inspection system, this is just needed Simple and suitable measuring tool, and production scene does not have suitable on-line measurement tool at present, in addition because oil injector hole is small, deep Degree is big, and three coordinate measuring machine can not also detect oil injector hole end face to the verticality of oil injector hole axis, produce to machining The Quality estimation and production efficiency of journey cause very big influence.
The disclosure of background above technology contents is only used for the design and technical solution that auxiliary understands the utility model, not The prior art for necessarily belonging to present patent application shows above content in the applying date of present patent application in no tangible proof In the case where having disclosed, above-mentioned background technique should not be taken to the novelty and creativeness of evaluation the application.
Utility model content
The utility model provides a kind of cylinder cap fuel injector hole easy to detect, using effect is good in view of the above technical problems End face is to axis verticality measuring tool.
To achieve the above objectives, the present invention adopts the following technical solutions:
A kind of cylinder cap fuel injector hole end surface to axis verticality measuring tool, including tool body, further include side lever and Mandrel;Side lever axis hole and mandrel hole are offered on the tool body, the side lever axis hole and the mandrel hole are mutually equal Row distribution;The middle and upper part of the side lever is distributed in the side lever axis hole;The middle and upper part of the mandrel is distributed in the mandrel axis In hole;The top of the side lever axis hole is additionally provided with extruding spring, and the extruding spring is always pressed down against the side lever;It is described Dial gauge is also distributed in the top of side lever;The dial gauge is fixed on the tool body by dial gauge fixation kit, institute State the gauge head of dial gauge and the upper-end contact of the side lever.
Further, the lower part of the mandrel is provided with one and splits slot, and lower end is additionally provided with spin fixing groove, and the spin is solid Determine that spin is distributed in slot.
Further, the dial gauge fixation kit include be provided with side lever axis hole upper end dial gauge fixing groove and Resilient sleeve and make-up screw;The fixed groove sidewall of the dial gauge is equipped with screw hole;The resilient sleeve is distributed in the dial gauge In fixing groove, the gauge outfit of the dial gauge is inserted into the resilient sleeve, and is tightened by the make-up screw and squeezed the elasticity It covers and the fixed dial gauge.
Further, shaft block ring is also distributed in the top of the side lever, and the axis is used in the lower end for squeezing spring Retaining ring squeezes.
Further, the side wall of the mandrel hole is also provided with threaded hole, and the mandrel is fixed on by bolt make-up In the mandrel hole.
The utility model compared with prior art the utility model has the advantages that the utility model detect when easy to operate, detection process It is stable, detection is accurate, splits slot and spin by being equipped with to mandrel, effectively ensure the stability of rotation process and smooth Property, using effect is good.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is the top view of the utility model resilient sleeve;
Fig. 3 is the structural schematic diagram of the utility model mandrel;
Fig. 4 is the structural schematic diagram of the utility model side lever.
Specific embodiment
As shown in figures 1-4, a kind of cylinder cap fuel injector hole end surface is to axis verticality measuring tool, including tool body 9, it further include side lever 4 and mandrel 7;Side lever axis hole and mandrel hole, the side lever axis hole and institute are offered on the tool body 9 State mandrel hole distribution parallel to each other;The middle and upper part of the side lever 4 is distributed in the side lever axis hole;On in the mandrel 7 Portion is distributed in the mandrel hole;The top of the side lever axis hole, which is additionally provided with, squeezes spring 5;The top of the side lever 4 is also divided It is furnished with shaft block ring 6, the lower end for squeezing spring 5 squeezes the shaft block ring 6, constitutes downward to the side lever 4 always It squeezes;Dial gauge 11 is also distributed in the top of the side lever 4;The dial gauge 11 is fixed on described by dial gauge fixation kit On tool body 9, the upper-end contact of the gauge head of the dial gauge 11 and the side lever 4.The dial gauge fixation kit includes opening Be located at side lever axis hole upper end dial gauge fixing groove and resilient sleeve 2 and tighten screw 3, in this way, i.e. constitute the present embodiment The fixed bracket 1 of dial gauge, the fixed bracket 1 of the embodiment of the present invention dial gauge is with the tool body 9 by opening dismantling connection Mode connects, i.e., is detachably tightened by offering pin hole and pin 10;The fixed groove sidewall of the dial gauge is equipped with screw Hole;The resilient sleeve 2 is distributed in the dial gauge fixing groove, and the gauge outfit of the dial gauge 11 is inserted into the resilient sleeve 2, and It is tightened by the make-up screw 3 and squeezes the fixed dial gauge of the resilient sleeve 2.To ensure that mandrel is more preferable with oil injector hole Fitting, the lower part of the embodiment of the present invention mandrel 7 are provided with one and split slot, this, which splits slot, can promote insertion oil injector hole part to have Certain elasticity, it is ensured that tightness prevents from influencing detection accuracy because mandrel is not bonded with oil injector hole, and lower end is additionally provided with rolling Spin 12 is distributed in the spin fixing groove in ball fixing groove.The side wall of the mandrel hole is also provided with threaded hole, the core Axis 7 is fixed in the mandrel hole by the make-up of bolt 8.
When in use, 7 head of mandrel is put in the inner hole of tested oil injector hole, the spin 12 on 7 head of mandrel can roll, More than the circle of rotation measuring tool one, the gap between mandrel 7 and spin, platform is first eliminated, rotation measuring tool is then proceeded to, is surveyed More than one circle of the ball head of bar 4 and the sliding of tested cylinder cap fuel injector hole end surface, the bounce numerical value of oil injector hole end face passes through Measuring staff 4 passes to external dial indicator measuring head after overcoming the spring force of spring 5, and the reading that dial gauge is shown is tested oil injector hole Verticality numerical value of the end face to oil injector hole axis.

Claims (5)

1. a kind of cylinder cap fuel injector hole end surface is to axis verticality measuring tool, including tool body, it is characterised in that: also wrap Include side lever and mandrel;Side lever axis hole and mandrel hole, the side lever axis hole and the mandrel axis are offered on the tool body Hole distribution parallel to each other;The middle and upper part of the side lever is distributed in the side lever axis hole;The middle and upper part of the mandrel is distributed in institute It states in mandrel hole;The top of the side lever axis hole is additionally provided with extruding spring, and the extruding spring is downward to the side lever always It squeezes;Dial gauge is also distributed in the top of the side lever;The dial gauge is fixed on the tool by dial gauge fixation kit In main body, the upper-end contact of the gauge head of the dial gauge and the side lever.
2. a kind of cylinder cap fuel injector hole end surface according to claim 1 is to axis verticality measuring tool, feature exists In: the lower part of the mandrel is provided with one and splits slot, and lower end is additionally provided with spin fixing groove, rolling is distributed in the spin fixing groove Ball.
3. a kind of cylinder cap fuel injector hole end surface according to claim 1 is to axis verticality measuring tool, feature exists In: the dial gauge fixation kit include the dial gauge fixing groove and resilient sleeve and make-up for being provided with side lever axis hole upper end Screw;The fixed groove sidewall of the dial gauge is equipped with screw hole;The resilient sleeve is distributed in the dial gauge fixing groove, and described hundred Divide the gauge outfit of table to be inserted into the resilient sleeve, and passes through the make-up screw and tighten the fixed percentage of the extruding resilient sleeve Table.
4. a kind of cylinder cap fuel injector hole end surface according to claim 1 is to axis verticality measuring tool, feature exists In: shaft block ring is also distributed in the top of the side lever, and the lower end for squeezing spring squeezes the shaft block ring.
5. a kind of cylinder cap fuel injector hole end surface according to claim 1 is to axis verticality measuring tool, feature exists In: the side wall of the mandrel hole is also provided with threaded hole, and the mandrel is fixed in the mandrel hole by bolt make-up.
CN201822262449.1U 2018-12-30 2018-12-30 A kind of cylinder cap fuel injector hole end surface is to axis verticality measuring tool Active CN209166327U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201822262449.1U CN209166327U (en) 2018-12-30 2018-12-30 A kind of cylinder cap fuel injector hole end surface is to axis verticality measuring tool

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201822262449.1U CN209166327U (en) 2018-12-30 2018-12-30 A kind of cylinder cap fuel injector hole end surface is to axis verticality measuring tool

Publications (1)

Publication Number Publication Date
CN209166327U true CN209166327U (en) 2019-07-26

Family

ID=67327986

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201822262449.1U Active CN209166327U (en) 2018-12-30 2018-12-30 A kind of cylinder cap fuel injector hole end surface is to axis verticality measuring tool

Country Status (1)

Country Link
CN (1) CN209166327U (en)

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