CN203100665U - Detecting tool for coaxiality and verticality of cranked rod of engine crankshaft assembly - Google Patents
Detecting tool for coaxiality and verticality of cranked rod of engine crankshaft assembly Download PDFInfo
- Publication number
- CN203100665U CN203100665U CN 201220733470 CN201220733470U CN203100665U CN 203100665 U CN203100665 U CN 203100665U CN 201220733470 CN201220733470 CN 201220733470 CN 201220733470 U CN201220733470 U CN 201220733470U CN 203100665 U CN203100665 U CN 203100665U
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- verticality
- toggle
- lever portion
- bearing
- crankshaft assembly
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- Withdrawn - After Issue
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Abstract
In order to solve the problem that the coaxiality of a cranked rod, the verticality of a bearing and the verticality of a timing gear are difficult to detect after an engine crankshaft assembly is assembled in the prior art, the utility model provides a detecting tool for detecting the coaxiality and the verticality of the cranked rod of the engine crankshaft assembly. The detecting tool comprises a bottom plate. The upper parts of two V-shaped supports of the detecting tool are provided with V-shaped slots. The V-shaped supports are parallelly fixed on the bottom plate. Dial indicators I and II are fixed to the two ends of the V-shaped supports. The probes of the dial indicators are respectively aligned with the end excircles of the cranked rod of the crankshaft assembly. A dial indictor III is fixed on the left of the V-shaped supports. The probe of the dial indicator III is aligned with the left inner ring end face of the left bearing of the crankshaft assembly. A dial indicator IV is fixed on the right of the V-shaped supports. The probe of the dial indicator IV is aligned with the right end face of the timing gear. The detecting tool can detect the coaxiality of the cranked rod, the verticality of the bearing and the verticality of the timing gear after the crankshaft assembly is assembled. Meanwhile, the detecting tool has the characteristics of convenient operation, accurate results and high repeatability.
Description
Technical field
The utility model relates to a kind of engine crankshaft assembly toggle-action lever portion's right alignment and verticality detection technique, specially refers to a kind of engine crankshaft assembly toggle-action lever portion's right alignment and verticality cubing.
Background technology
The function of motorcycle engine crankshaft assembly is that the straight reciprocating motion with piston changes gyration into, output torque, and drive control gears such as the external equipment that connects with it and valve actuating mechanism, ignition mechanism, speed adjusting gear.
Usually, motorcycle engine crankshaft assembly (being designated hereinafter simply as crank assemblby) comprises left crank, right crank, crank pin, needle bearing, connecting rod, left bearing, right bearing and time gear (or sprocket wheel), left side crank and right crank connect into bent axle by the mode that interference fit and employing with crank pin press-fit, connecting rod is fitted on the crank pin by needle bearing, left bearing, right bearing and time gear also are to be fixedly mounted on toggle-action lever portion by the mode that press-fits, thus, constitute crank assemblby.In the assembling process of crank assemblby, usually earlier bearing, time gear are fitted in left and right toggle-action lever portion, more left and right crank is fitted in respectively on the crank pin that has been pressed with needle bearing and connecting rod, need be through repeatedly locating and press-fiting.Although all adopt mould accurately to locate in the process locating and press-fit at every turn, cumulative errors causes probably that still each element size of crank assemblby and position are overproof.Left and right end at crank assemblby is respectively crank rod portion, and wherein left end toggle-action lever portion connects flywheel, right-hand member toggle-action lever portion output torque.In engine working process, the coaxial rotation under the drive of connecting rod of left and right toggle-action lever portion.Interfere or distortion for guaranteeing that crank assemblby does not produce in the course of the work, guarantee that bent axle can normally rotate and output torque, need guarantee when assembling that left and right toggle-action lever portion right alignment is controlled in the technical requirement scope.So-called crank assemblby toggle-action lever portion right alignment is meant the degree of axis on same straight line of left and right toggle-action lever portion, and both skews are more little, and right alignment is high more.In addition, the support that bearing rotates as bent axle, time gear need guarantee bearing and the time gear verticality with respect to toggle-action lever portion axis as transmission gear when assembling.The verticality of so-called bearing and time gear is meant the vertical extent of bearing and time gear end face and toggle-action lever portion axis, and the angle of bearing and time gear end face and toggle-action lever portion axis is more near the right angle, and its verticality is high more.Although the dimensional accuracy to each parts in the manufacture process of each parts all has higher requirement,, the repeatedly location in the crank assemblby assembling process and press-fiting, very difficult assurance does not produce size and the position is overproof.Yet after assembling was finished, toggle-action lever portion right alignment, bearing verticality and time gear verticality all became spatial relation, were difficult to it is detected.Obviously, prior art engine crankshaft assembly exists the problem that toggle-action lever portion right alignment, bearing verticality and time gear verticality are difficult to detect after assembling is finished.
Summary of the invention
For overcome the problem that toggle-action lever portion right alignment, bearing verticality and time gear verticality that prior art engine crankshaft assembly exists are difficult to detect after assembling is finished, the utility model proposes a kind of engine crankshaft assembly toggle-action lever portion's right alignment and verticality cubing.The utility model engine crankshaft assembly toggle-action lever portion's right alignment and verticality cubing, comprise that base plate, V-arrangement support and clock gauge I, II, III and IV, the top of two V-arrangement supports is provided with V-shaped groove, and secured in parallel is on base plate, on its spacing and the crank assemblby about the spacing of two bearings identical; Clock gauge I and II are fixed on the two ends that V-arrangement supports, and its probe is aimed at the toggle-action lever portion termination cylindrical of crank assemblby respectively; The clock gauge III is fixed on the left side that V-arrangement supports, the left side inner ring end face of its alignment probe crank assemblby left bearing; The clock gauge IV is fixed on the right side that V-arrangement supports, its right end face of its alignment probe time gear.
The useful technique effect of the utility model engine crankshaft assembly toggle-action lever portion's right alignment and verticality cubing is that toggle-action lever portion right alignment, bearing verticality and the time gear verticality of crank assemblby detects after can finishing assembling, has easy to operate, result accurately and the characteristics of good reproducibility, and, cheap, the suitable popularization.
Description of drawings
Parts and structural representation after accompanying drawing 2 is finished for the motorcycle engine crankshaft assembly assembles;
The synoptic diagram of accompanying drawing 4 for adopting the utility model engine crankshaft assembly toggle-action lever portion's right alignment and verticality cubing that crank assemblby is detected.
Below in conjunction with drawings and the specific embodiments the utility model engine crankshaft assembly toggle-action lever portion's right alignment and verticality cubing are described further.
Embodiment
Toggle-action lever portion right alignment, bearing verticality and the time gear verticality of crank assemblby detect after adopting the utility model engine crankshaft assembly toggle-action lever portion right alignment cubing that assembling is finished, and may further comprise the steps:
S1: the V-arrangement that the crank assemblby after assembling is finished is placed on cubing supports, attention is placed on the bearing in the crank toggle-action lever portion in the V-shaped groove and the both sides alignment, because the spacing of two bearings is identical about on the spacing that V-arrangement supports and the crank assemblby, crank assemblby can not produce and rock or shake in the time of can guaranteeing turning crankshaft;
S2: the connecting rod that slowly shakes crank assemblby, make bent axle produce rotation, its turned position is no less than a circle, simultaneously, observe the swing situation of clock gauge I, II, III and IV pointer, if the swing of clock gauge I and II pointer is bigger, illustrate that the right alignment of toggle-action lever portion is lower, the degrees of offset on same straight line is not bigger for the axis of promptly left and right toggle-action lever portion; If the swing of clock gauge III pointer is bigger, illustrate that the verticality of left bearing is lower, promptly the vertical extent of left bearing end face and toggle-action lever portion axis is lower; If the swing of clock gauge IV pointer is bigger, illustrate that the verticality of time gear is lower, promptly the vertical extent of time gear end face and toggle-action lever portion axis is lower;
S3: according to the technical requirement of design specifications and toggle-action lever portion right alignment, bearing verticality and time gear verticality, determine to detect respectively the clock gauge I of toggle-action lever portion right alignment and II pointer hunting range, detect the bearing verticality clock gauge III pointer hunting range and detect the hunting range of the clock gauge IV pointer of time gear verticality, can toggle-action lever portion right alignment, bearing verticality and the time gear verticality of crank assemblby after having assembled be detected.
According to above testing process as can be known, the utility model engine crankshaft assembly toggle-action lever portion's right alignment and verticality cubing adopt simulation bent axle rotating process, and in rotation process, adopt clock gauge that the beating of termination cylindrical of left and right toggle-action lever portion detected, adopt clock gauge respectively the swing of left bearing inner ring end face and time gear end face to be detected, can detect toggle-action lever portion right alignment, bearing verticality and time gear verticality simultaneously.And, do not need reading of data and calculating.Only need technical requirement according to design specifications and toggle-action lever portion right alignment, bearing verticality and time gear verticality, determine the hunting range of each clock gauge pointer respectively, can be to toggle-action lever portion right alignment, bearing verticality and time gear verticality qualified detection the whether, the visual result of its detection, accurately has easy to operate, result accurately and the characteristics of good reproducibility.
Obviously, the useful technique effect of the utility model engine crankshaft assembly toggle-action lever portion's right alignment and verticality cubing is that toggle-action lever portion right alignment, bearing verticality and the time gear verticality of crank assemblby detects after can finishing assembling, has easy to operate, result accurately and the characteristics of good reproducibility, and, cheap, the suitable popularization.
Claims (1)
1. engine crankshaft assembly toggle-action lever portion's right alignment and verticality cubing, it is characterized in that, this cubing comprises that base plate, V-arrangement support and clock gauge I, II, III and IV, the top of two V-arrangement supports is provided with V-shaped groove, and secured in parallel is on base plate, on its spacing and the crank assemblby about the spacing of two bearings identical; Clock gauge I and II are fixed on the two ends that V-arrangement supports, and its probe is aimed at the toggle-action lever portion termination cylindrical of crank assemblby respectively; The clock gauge III is fixed on the left side that V-arrangement supports, the left side inner ring end face of its alignment probe crank assemblby left bearing; The clock gauge IV is fixed on the right side that V-arrangement supports, its right end face of its alignment probe time gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220733470 CN203100665U (en) | 2012-12-27 | 2012-12-27 | Detecting tool for coaxiality and verticality of cranked rod of engine crankshaft assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220733470 CN203100665U (en) | 2012-12-27 | 2012-12-27 | Detecting tool for coaxiality and verticality of cranked rod of engine crankshaft assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203100665U true CN203100665U (en) | 2013-07-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220733470 Withdrawn - After Issue CN203100665U (en) | 2012-12-27 | 2012-12-27 | Detecting tool for coaxiality and verticality of cranked rod of engine crankshaft assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203100665U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103047924A (en) * | 2012-12-27 | 2013-04-17 | 重庆歇马机械曲轴有限公司 | Detecting tool and detection method for coaxiality and verticality of crank rods of engine crankshaft assembly |
| CN103604356A (en) * | 2013-11-26 | 2014-02-26 | 南车洛阳机车有限公司 | Bent axle coaxiality detecting device and detecting technology of high-power multi-cylinder internal combustion engine |
| CN105066855A (en) * | 2015-08-05 | 2015-11-18 | 哈尔滨汽轮机厂有限责任公司 | Stator component coaxiality detection device for steam turbine assembly |
| CN106643438A (en) * | 2016-09-30 | 2017-05-10 | 上海信炼化工设备检修安装有限公司 | Centering method of driving shaft and driven shaft used for installation of rotation equipment |
| CN109029220A (en) * | 2018-09-20 | 2018-12-18 | 北京铂阳顶荣光伏科技有限公司 | Coaxality measuring mechanism |
| CN109443753A (en) * | 2018-11-22 | 2019-03-08 | 福建永强力加动力设备有限公司 | A kind of crankshaft toothed wheel check device |
-
2012
- 2012-12-27 CN CN 201220733470 patent/CN203100665U/en not_active Withdrawn - After Issue
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103047924A (en) * | 2012-12-27 | 2013-04-17 | 重庆歇马机械曲轴有限公司 | Detecting tool and detection method for coaxiality and verticality of crank rods of engine crankshaft assembly |
| CN103047924B (en) * | 2012-12-27 | 2016-04-13 | 重庆歇马机械曲轴有限公司 | Engine crankshaft assembly toggle-action lever portion's right alignment and arrangement for measuring verticality and detection method |
| CN103604356A (en) * | 2013-11-26 | 2014-02-26 | 南车洛阳机车有限公司 | Bent axle coaxiality detecting device and detecting technology of high-power multi-cylinder internal combustion engine |
| CN103604356B (en) * | 2013-11-26 | 2016-03-02 | 南车洛阳机车有限公司 | The bent axle axiality detection device of high-power multi-cylinder internal combustion engine and characterization processes |
| CN105066855A (en) * | 2015-08-05 | 2015-11-18 | 哈尔滨汽轮机厂有限责任公司 | Stator component coaxiality detection device for steam turbine assembly |
| CN106643438A (en) * | 2016-09-30 | 2017-05-10 | 上海信炼化工设备检修安装有限公司 | Centering method of driving shaft and driven shaft used for installation of rotation equipment |
| CN109029220A (en) * | 2018-09-20 | 2018-12-18 | 北京铂阳顶荣光伏科技有限公司 | Coaxality measuring mechanism |
| CN109443753A (en) * | 2018-11-22 | 2019-03-08 | 福建永强力加动力设备有限公司 | A kind of crankshaft toothed wheel check device |
| CN109443753B (en) * | 2018-11-22 | 2024-03-26 | 福建永强力加动力设备有限公司 | Crankshaft gear inspection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130731 Effective date of abandoning: 20160413 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |