CN107607062A - Crank-shaft link neck phase angle full-shape measurement indexing means and method - Google Patents
Crank-shaft link neck phase angle full-shape measurement indexing means and method Download PDFInfo
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- CN107607062A CN107607062A CN201711007904.7A CN201711007904A CN107607062A CN 107607062 A CN107607062 A CN 107607062A CN 201711007904 A CN201711007904 A CN 201711007904A CN 107607062 A CN107607062 A CN 107607062A
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- rotary table
- terminal pad
- phase angle
- indexing rotary
- bent axle
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- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention discloses a kind of crank-shaft link neck phase angle full-shape to measure indexing means, including terminal pad, indexing rotary table, fastening screw and optical clinometer；On terminal pad is fixed on the outside of crankshaft free-end flange, indexing rotary table is fixedly set on terminal pad one end, and fastening screw is vertically injected in indexing rotary table and terminal pad side, and optical clinometer base is horizontally fixed on indexing rotary table downside.The present invention carries out comprehensive phase angle measurement using indexing rotary table to crank-shaft link neck, and simple and compact for structure, cost is low.Only gently each connecting rod neck phase angle of bent axle need to can be measured in detection process by turning crankshaft, it is time saving and energy saving to operate, while clamped one time can realize the measurement at all connecting rod neck phase angles of 360 ° of full angular range inside crankshafts, substantially increase detection efficiency, because amount of calculation is small, it ensure that detection error is small.
Description
Technical field
The present invention relates to a kind of crank-shaft link neck phase angle measurement device and method, especially one kind to be surveyed in the range of 360 °
The measurement apparatus and method at crank-shaft link neck phase angle are measured, belongs to detecting tool technical field.
Background technology
Bent axle is the core component that engine externally exports power, is the important motivity source for driving vessel motion.Bent axle
Working condition be it is extremely complex, it in the combustion gas active force of mechanical periodicity, reciprocating motion and rotary motion inertia force and its
Worked under moment loading, subject the complex stress for reversing and bending.Therefore, the inspection of each size of bent axle should be in strict accordance with drawing
And the requirement of associated technical parameters performs, the phase angle detection of particularly connecting rod neck is even more the most important thing.Crankshaft-link rod at present
During neck phase angle measurement operation it is quite cumbersome, it is necessary to largely calculate, not only detection error is big, operating efficiency is low, and detector
Measurement range is small, it is impossible to all connecting rod neck phase angles of comprehensive disposable detection bent axle.
The content of the invention
It is an object of the invention to provide one kind is simple in construction, easy to operate, detection efficiency is high, can measure 360 ° of full angular ranges
The crank-shaft link neck phase angle full-shape measurement indexing means and method at all connecting rod neck phase angles of inside crankshaft.
The present invention is achieved by the following technical programs：
A kind of crank-shaft link neck phase angle full-shape measurement indexing means, including terminal pad, indexing rotary table, fastening screw and optics incline
Oblique instrument；On the terminal pad is fixed on the outside of crankshaft free-end flange, the indexing rotary table is fixedly set on terminal pad one end,
Fastening screw is vertically injected in indexing rotary table and terminal pad side, and optical clinometer base is horizontally fixed on the downside of indexing rotary table
On.
The purpose of the present invention can also further be realized by following technical measures.
Foregoing crank-shaft link neck phase angle full-shape measurement indexing means, wherein described terminal pad is flanged flange
Structure, indexing rotary table are sleeved on terminal pad flange, and are connected with terminal pad flange.
Foregoing crank-shaft link neck phase angle full-shape measurement indexing means, wherein described indexing rotary table side is provided with first
Positioning hole.
Foregoing crank-shaft link neck phase angle full-shape measurement indexing means, wherein described terminal pad flange both sides are symmetrical
Provided with the second positioning hole, for two the second positioning holes respectively on the same center line of terminal pad, fastening screw inserts first respectively
In positioning hole and corresponding second positioning hole.
Foregoing crank-shaft link neck phase angle full-shape measurement indexing means, wherein described fastening screw is multi-diameter shaft knot
Structure.
A kind of crank-shaft link neck phase angle full-shape measuring method, comprises the following steps：
1）The trunnion of bent axle first, the 3rd trunnion and the 6th trunnion are respectively supported on bracket, each bracket is adjusted, makes
Each trunnion center line is located along the same line；
2）Terminal pad is fixed on the outside of crankshaft free-end flange by fastener, while indexing rotary table is sleeved on terminal pad
On flange, now fastening screw is sequentially inserted on indexing rotary table on the first positioning hole and terminal pad will in the positioning hole of side second
Indexing rotary table is positioned, and indexing rotary table is fixed in terminal pad by fastener, fastening screw is then extracted, by optical tilt
On instrument is arranged on the downside of indexing rotary table；
3）Turning crankshaft, bent axle first connecting rod neck center line is located in the same horizontal plane with each trunnion center line, now use
Optical clinometer measurement bent axle first connecting rod neck phase angle [alpha] 1, and be zero-bit with bent axle first connecting rod neck phase angle [alpha] 1；
4）Bent axle is rotated further, bent axle second connecting rod neck center line is located in the same horizontal plane with each trunnion center line, this
When with optics dipmeter survey bent axle second connecting rod neck phase angle [alpha] 2, α 2- α 1 are bent axle second connecting rod neck phase angle；
5）Measure bent axle remaining each connecting rod neck phase in the measurement range of optical clinometer ± 120 ° respectively with same method
Parallactic angle；
6）Fastener is screwed out, indexing rotary table is rotated 180 °, and fastening screw is sequentially inserted into the first positioning hole on indexing rotary table
In the positioning hole of opposite side in terminal pad second, then indexing rotary table is fixed in terminal pad by tightening fastener parts, now optics
Dipmeter rotates 180 ° with indexing rotary table, repeat step 3）、4）With 5）, the remaining each connecting rod neck phase angle of measurement bent axle.
The present invention carries out comprehensive phase angle measurement, simple and compact for structure, cost using indexing rotary table to crank-shaft link neck
It is low.Only gently each connecting rod neck phase angle of bent axle need to can be measured in detection process by turning crankshaft, operation is time saving and energy saving, while once
Clamping can realize the measurement at all connecting rod neck phase angles of 360 ° of full angular range inside crankshafts, substantially increase detection efficiency, due to meter
Calculation amount is small, ensure that detection error is small.In addition the present invention also expands the measurement range of optical clinometer.Terminal pad both sides are set
Symmetrical second positioning hole, it is ensured that indexing rotary table is fast and accurate for positioning reliable, further increases detection efficiency.
Advantages of the present invention and feature, it will be illustrated and explained by the non-limitative illustration of preferred embodiment below,
These embodiments, only provide as an example referring to the drawings.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is Fig. 1 left view.
Embodiment
The invention will be further described with reference to the accompanying drawings and examples.
As depicted in figs. 1 and 2, the present invention includes terminal pad 1, indexing rotary table 2, fastening screw 3 and optical clinometer 4.Even
It is flanged flange arrangement to connect disk 1, and terminal pad 1 is fixed on the outside of crankshaft free-end flange 6 by four bolts 5, indexing
Rotating disk 2 is sleeved on terminal pad flange 11, and the side of indexing rotary table 2 is provided with the first positioning hole 21, terminal pad flange 12 or so two
Side is arranged with the second positioning hole 13, and two the second positioning holes 13 are located on 1 same center line of terminal pad respectively, fastening screw 3
It is respectively perpendicular in the first positioning hole 21 of insertion and corresponding second positioning hole 13, so as to which indexing rotary table 2 be positioned, while indexing rotary table
2 are connected by four housing screws 7 and terminal pad flange 12, and wherein fastening screw 3 is multidiameter structure.Optical clinometer 4
Base 41 be horizontally fixed on by two soket head cap screws 8 on the downside of indexing rotary table 2.
A kind of crank-shaft link neck phase angle full-shape measuring method, comprises the following steps：
1）The trunnion of bent axle first, the 3rd trunnion and the 6th trunnion are respectively supported on bracket, each bracket is adjusted, makes
Each trunnion center line is located along the same line；
2）Terminal pad 1 is fixed on the outside of crankshaft free-end flange 6 by bolt 5, while indexing rotary table 2 is sleeved on connection
On disk flange 11, fastening screw 3 is now sequentially inserted into the first positioning hole 21 and the upper left side second of terminal pad 1 on indexing rotary table 2
Indexing rotary table 2 is positioned in positioning hole 13, and indexing rotary table 2 is fixed in terminal pad 1 by housing screw 7, is then extracted
Fastening screw 3, optical clinometer 4 is arranged on the downside of indexing rotary table 2；
3）Turning crankshaft, bent axle first connecting rod neck center line is located in the same horizontal plane with each trunnion center line, now use
Optical clinometer 4 measures bent axle first connecting rod neck phase angle [alpha] 1, and is zero-bit with bent axle first connecting rod neck phase angle [alpha] 1；
4）Bent axle is rotated further, bent axle second connecting rod neck center line is located in the same horizontal plane with each trunnion center line, this
When with optical clinometer 4 measure bent axle second connecting rod neck phase angle [alpha] 2, α 2- α 1 are bent axle second connecting rod neck phase angle；
5）Measure bent axle remaining each connecting rod neck phase in 4 ± 120 ° of measurement ranges of optical clinometer respectively with same method
Parallactic angle；
6）Housing screw 7 is screwed out, indexing rotary table 2 is rotated 180 °, and fastening screw 3 is sequentially inserted into first on indexing rotary table 2
On positioning hole 21 and terminal pad 1 in the second positioning hole 13 of right side, then tighten housing screw 7 and indexing rotary table 2 is fixed on connection
On disk 1, now optical clinometer 4 rotates 180 ° with indexing rotary table 2, repeat step 3）、4）With 5）, you can measurement bent axle is remaining each
Connecting rod neck phase angle, so as to complete the measurement at all connecting rod neck phase angles of 360 ° of full angular range inside crankshafts.
In addition to the implementation, the present invention can also have other embodiment, all to use equivalent substitution or equivalent transformation shape
Into technical scheme, all fall within the protection domain of application claims.
Claims (6)
1. a kind of crank-shaft link neck phase angle full-shape measures indexing means, it is characterised in that：Including terminal pad, indexing rotary table, determine
Position latch and optical clinometer；On the terminal pad is fixed on the outside of crankshaft free-end flange, the indexing rotary table fixes suit
On terminal pad one end, fastening screw is vertically injected in indexing rotary table and terminal pad side, and optical clinometer base is horizontal fixed
On on the downside of the indexing rotary table.
2. crank-shaft link neck phase angle as claimed in claim 1 full-shape measures indexing means, it is characterised in that：The terminal pad
For flanged flange arrangement, indexing rotary table is sleeved on terminal pad flange, and is connected with terminal pad flange.
3. crank-shaft link neck phase angle as claimed in claim 2 full-shape measures indexing means, it is characterised in that：The indexing turns
Disk side is provided with the first positioning hole.
4. crank-shaft link neck phase angle as claimed in claim 3 full-shape measures indexing means, it is characterised in that：The terminal pad
Flange both sides are arranged with the second positioning hole, and two the second positioning holes respectively on the same center line of terminal pad, insert by positioning
Pin inserts in the first positioning hole and corresponding second positioning hole respectively.
5. crank-shaft link neck phase angle as claimed in claim 1 full-shape measures indexing means, it is characterised in that：The positioning is inserted
Sell for multidiameter structure.
6. a kind of method that indexing means bent axle is measured using crank-shaft link neck phase angle as claimed in claim 1 full-shape, its
Feature exists：In comprising the following steps：
1）The trunnion of bent axle first, the 3rd trunnion and the 6th trunnion are respectively supported on bracket, each bracket is adjusted, makes
Each trunnion center line is located along the same line；
2）Terminal pad is fixed on the outside of crankshaft free-end flange by fastener, while indexing rotary table is sleeved on terminal pad
On flange, now fastening screw is sequentially inserted on indexing rotary table on the first positioning hole and terminal pad will in the positioning hole of side second
Indexing rotary table is positioned, and indexing rotary table is fixed in terminal pad by fastener, fastening screw is then extracted, by optical tilt
On instrument is arranged on the downside of indexing rotary table；
3）Turning crankshaft, bent axle first connecting rod neck center line is located in the same horizontal plane with each trunnion center line, now use
Optical clinometer measurement bent axle first connecting rod neck phase angle [alpha] 1, and be zero-bit with bent axle first connecting rod neck phase angle [alpha] 1；
4）Bent axle is rotated further, bent axle second connecting rod neck center line is located in the same horizontal plane with each trunnion center line, this
When with optics dipmeter survey bent axle second connecting rod neck phase angle [alpha] 2, α 2- α 1 are bent axle second connecting rod neck phase angle；
5）Measure bent axle remaining each connecting rod neck phase in the measurement range of optical clinometer ± 120 ° respectively with same method
Parallactic angle；
6）Fastener is screwed out, indexing rotary table is rotated 180 °, and fastening screw is sequentially inserted into the first positioning hole on indexing rotary table
In the positioning hole of opposite side in terminal pad second, then indexing rotary table is fixed in terminal pad by tightening fastener parts, now optics
Dipmeter rotates 180 ° with indexing rotary table, repeat step 3）、4）With 5）, the remaining each connecting rod neck phase angle of measurement bent axle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711007904.7A CN107607062B (en) | 2017-10-25 | 2017-10-25 | indexing device and method for measuring phase angle full angle of crankshaft connecting rod neck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711007904.7A CN107607062B (en) | 2017-10-25 | 2017-10-25 | indexing device and method for measuring phase angle full angle of crankshaft connecting rod neck |
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| Publication Number | Publication Date |
|---|---|
| CN107607062A true CN107607062A (en) | 2018-01-19 |
| CN107607062B CN107607062B (en) | 2019-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711007904.7A Active CN107607062B (en) | 2017-10-25 | 2017-10-25 | indexing device and method for measuring phase angle full angle of crankshaft connecting rod neck |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108955491A (en) * | 2018-07-30 | 2018-12-07 | 陕西柴油机重工有限公司 | The multifunctional chassis tooling and its measurement method of roundness measuring equipment measurement piston molded line |
| CN110132176A (en) * | 2019-04-30 | 2019-08-16 | 上海航天壹亘智能科技有限公司 | The detection method of crankshaft crank phase |
| CN117553732A (en) * | 2023-10-27 | 2024-02-13 | 河北省科学院应用数学研究所 | Crankshaft relative rotation angle measuring device and method |
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| CN101061368A (en) * | 2005-04-20 | 2007-10-24 | 普乐福尼克·迪特·布什股份公司 | Apparatus for the measurement of crankshaft parameters |
| CN202825455U (en) * | 2012-09-26 | 2013-03-27 | 宁波合力机泵有限公司 | elbow-neck phase angle adjustment device used for grinding crankshaft elbow |
| CN103090821A (en) * | 2011-11-08 | 2013-05-08 | 普乐福尼克·迪特·布什股份公司 | Method For Determining The Orientation Of Two Shafts Connected Via Two Universal Joints And A Third Shaft In The Plane Of The Three Shafts |
| CN203901010U (en) * | 2014-06-10 | 2014-10-29 | 中船动力有限公司 | Crankshaft machining dividing device |
| CN204115641U (en) * | 2014-10-30 | 2015-01-21 | 淄博柴油机总公司 | Crank phase angle detection device |
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2017
- 2017-10-25 CN CN201711007904.7A patent/CN107607062B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101061368A (en) * | 2005-04-20 | 2007-10-24 | 普乐福尼克·迪特·布什股份公司 | Apparatus for the measurement of crankshaft parameters |
| CN103090821A (en) * | 2011-11-08 | 2013-05-08 | 普乐福尼克·迪特·布什股份公司 | Method For Determining The Orientation Of Two Shafts Connected Via Two Universal Joints And A Third Shaft In The Plane Of The Three Shafts |
| CN202825455U (en) * | 2012-09-26 | 2013-03-27 | 宁波合力机泵有限公司 | elbow-neck phase angle adjustment device used for grinding crankshaft elbow |
| CN203901010U (en) * | 2014-06-10 | 2014-10-29 | 中船动力有限公司 | Crankshaft machining dividing device |
| CN204115641U (en) * | 2014-10-30 | 2015-01-21 | 淄博柴油机总公司 | Crank phase angle detection device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108955491A (en) * | 2018-07-30 | 2018-12-07 | 陕西柴油机重工有限公司 | The multifunctional chassis tooling and its measurement method of roundness measuring equipment measurement piston molded line |
| CN110132176A (en) * | 2019-04-30 | 2019-08-16 | 上海航天壹亘智能科技有限公司 | The detection method of crankshaft crank phase |
| CN117553732A (en) * | 2023-10-27 | 2024-02-13 | 河北省科学院应用数学研究所 | Crankshaft relative rotation angle measuring device and method |
| CN117553732B (en) * | 2023-10-27 | 2024-04-26 | 河北省科学院应用数学研究所 | Crankshaft relative rotation angle measuring device and method |
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| CN107607062B (en) | 2019-12-10 |
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Address after: 212211 No. 402, Changjiang Road, Zhenjiang City, Jiangsu Province Patentee after: China Shipbuilding Power Zhenjiang Co.,Ltd. Address before: 402 Changjiang Road, Runzhou District, Zhenjiang City, Jiangsu Province Patentee before: CSSC MARINE POWER Co.,Ltd. |
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