CN105352414A - Measuring tool for measuring chamfering of gas inlet and outlet holes for cylinder cover - Google Patents
Measuring tool for measuring chamfering of gas inlet and outlet holes for cylinder cover Download PDFInfo
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- CN105352414A CN105352414A CN201510831959.4A CN201510831959A CN105352414A CN 105352414 A CN105352414 A CN 105352414A CN 201510831959 A CN201510831959 A CN 201510831959A CN 105352414 A CN105352414 A CN 105352414A
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- measurement
- limit reference
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- height
- measuring
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/24—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes
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- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a measuring tool measuring chamfering of gas inlet and outlet holes for a cylinder cover. The measuring tool comprises a measuring column and a standard block, wherein the standard block sleeves the measuring column, and the upper end surface of the standard block is parallel to the end surface of a gas inlet and outlet hole to be detected; the measuring column is formed by an upper cylinder and a lower prismoid; a plurality of depth marking lines are arranged on the lower prismoid, and are parallel to the bottom surface, and are marked with corresponding depth values in one-to-one correspondence; the upper end surface of the upper cylinder is provided with an upper limit reference surface and a lower limit reference surface; and during the measurement process, a hand touches the upper limit reference surface and the lower limit reference surface of the measuring column and the position on the upper end surface of the standard block, and if the upper end surface of the standard block aligns with the upper limit reference surface or the lower limit reference surface or is arranged between the upper limit reference surface and the lower limit reference surface, the measured work piece taper hole is qualified, and if not, the measured work piece taper hole is not qualified. The measuring tool measuring chamfering of gas inlet and outlet holes for a cylinder cover is used for measuring the chamfering of gas inlet and outlet holes for a cylinder cover, and has the advantages of being convenient for measurement, being high in measurement rate and being high in universality.
Description
Technical field
The present invention relates to the measurement of a kind of machining, detection field, especially for the measurer of MEASUREMENT OF STEAM cylinder cap port chamfering.
Background technology
On cylinder cover, be generally all provided with multiple port, port is many in frustum.In addition, in machining, be also typically provided with the hole in frustum.At present, the general four kinds of modes of the measurement of cone angle: companion method, sciagraphy, direct method and indirect method.Companion method adopts standard taper ring gauge and the cone conjunction measuring processed, with standard taper plug gauge and the conical bore conjunction measuring processed, this metering system can not measure concrete angle: sciagraphy to utilize projector to carry out measurement by magnification to circular conical surface after workpiece cutting, this method needs to detect after workpiece destruction again, is not suitable for promoting; Direct method detects tapering with taper ring-ga(u)ge, then measure the height of tapering with pit gauge, and inconvenient during measurement, efficiency is very low, and product size consistance is poor simultaneously; Indirect method is that measurement of angle is converted to linear measure longimetry, and utilize trigonometric function relation to calculate cone angle, this mode needs professional's computing, measures also pretty troublesome.In summary it can be seen, existing measurement of angle mode all more complicated, and need to carry out thinking after the height measuring angle or tapering and judge workpiece whether in the margin tolerance of machining angle or the degree of depth, judgement personnel need to remember these margin tolerance, could measure it, easily cause erroneous judgement.
Summary of the invention
The object of the invention is to solve existing measurement of angle apparatus metering system cumbersome, measuring efficiency low and easily cause the problem of erroneous judgement, and a kind of measurer for MEASUREMENT OF STEAM cylinder cap port chamfering provided.
To achieve these goals, the measurer for MEASUREMENT OF STEAM cylinder cap port chamfering designed by the present invention, it comprises measurement column and is set in the mark block that on measurement column and upper surface parallels with the end face of port to be measured; Described measurement column is made up of upper right cylinder and lower cone table, lower cone table is provided with many and parallels with bottom surface and one_to_one corresponding is marked with the degree of depth graticule of corresponding height value, cylindrical upper surface is provided with a upper limit reference field and a lower limit reference field; Difference in height between described upper limit reference field and lower limit reference field is the height tolerance value of workpiece for measurement tapering, the height maxima of the vertical range between described upper limit reference field to lower cone table lower surface and tapering set by workpiece for measurement and mark tile height sum equal, the height minima of the vertical range between lower limit reference field to lower cone table lower surface and tapering set by workpiece for measurement is with to mark tile height sum equal.During measurement, mark block is placed on workpiece to be measured, then measurement column is aimed at bellmouth, and be inserted in mark block simultaneously, its lower cone table is made to be placed in the bellmouth of workpiece to be measured, then, the position of the upper limit reference field of measurement column, lower limit reference field and mark block upper surface is touched with hand, if mark block upper surface flushes with upper limit reference field or lower limit reference field, or be placed between upper limit reference field and lower limit reference field, then measured workpiece bellmouth is qualified, otherwise, then defective.
Further, in the middle part of mark block, be provided with one for the vertical through holes of sheathed measurement column, be provided with a cross through hole be connected with vertical through holes in mark block side, in this cross through hole, be provided with a puller bolt.When not needing to use measurer, rotatable puller bolt, makes its inner end and measurement column hold out against, thus prevents measurement column from loosening.
Further, the lower cone table upper surface of described measurement column is greater than the height of workpiece for measurement frustum hole tapering to the height of lower surface.This setting can guarantee same tapering, but different depth bellmouth is measured by same measurement column.
Further, the upper right cylinder of measurement column offers one for splitting the separating tank of upper limit reference field and lower limit reference field.Offer this separating tank, upper limit reference field and lower limit reference field can be separated, be more convenient to distinguish.
Compared with prior art, the measurer tool for MEASUREMENT OF STEAM cylinder cap port chamfering that the present invention obtains has the following advantages:
1, adopt the mode touched to measure, metering system is simple, can effectively improve measurement efficiency.
2, by arranging many degree of depth graticules below measurement column, when making to measure, adopt same measurement column can measure the bellmouth with identical tapering, different depth, its universal performance is good, can reuse.
3, identical upper limit reference field and lower limit reference field is worth by arranging with setting bellmouth depth tolerances, can measure accurately, measured bellmouth is in higher limit or lower limit, thus determines that whether bellmouth is qualified, also can measure for the bellmouth in margin tolerance.
Accompanying drawing explanation
Fig. 1 is that in embodiment, measurement column inserts in bellmouth to be measured, structural representation when measuring.
In figure: measurement column 1, upper right cylinder 11, lower cone table 12, degree of depth graticule 13, upper limit reference field 14, lower limit reference field 15, separating tank 16, mark block 2, vertical through holes 21, cross through hole 22, puller bolt 3.
Embodiment
Below in conjunction with drawings and Examples, the present invention is further described.
Embodiment:
The measurer for MEASUREMENT OF STEAM cylinder cap port chamfering that the present embodiment provides, as shown in Figure 1, it comprises measurement column 1 and is set in the mark block 2 that on measurement column 1 and upper surface parallels with the end face of port to be measured; Described measurement column 1 is made up of upper right cylinder 11 and lower cone table 12, lower cone table 12 is provided with many to parallel with bottom surface and one_to_one corresponding is marked with the degree of depth graticule 13 of corresponding height value, the upper surface of upper right cylinder 11 is provided with a upper limit reference field 14 and a lower limit reference field 15; Difference in height between described upper limit reference field 14 and lower limit reference field 15 is the height tolerance value of workpiece for measurement 3 tapering, the height maxima of the vertical range between described upper limit reference field 14 to lower cone table 12 lower surface and tapering set by workpiece for measurement and mark tile height sum equal, the height minima that lower limit reference field 15 arrives the vertical range between lower cone table 12 lower surface and tapering set by workpiece for measurement is with to mark tile height sum equal.During measurement, mark block 2 is placed on workpiece to be measured, then measurement column 1 is aimed at bellmouth, and be inserted in mark block 2 simultaneously, its lower cone table 12 is made to be placed in the bellmouth of workpiece to be measured, then, the position of the upper limit reference field 14 of measurement column 1, lower limit reference field 15 and mark block 2 upper surface is touched with hand, if mark block 2 upper surface flushes with upper limit reference field 14 or lower limit reference field 15, or be placed between upper limit reference field 14 and lower limit reference field 15, then measured workpiece bellmouth is qualified, otherwise, then defective.When the accurate hole depth value of needs, by observation with survey workpiece bellmouth upper surface flush lower cone table 12 on degree of depth graticule 13, the height value of this degree of depth graticule 13 is the depth value of this bellmouth.
Above-mentioned mark block 2 is as follows with the concrete syndeton of measurement column 1: to be provided with one in the middle part of block 2 for the vertical through holes 21 of sheathed measurement column marking, be provided with a cross through hole 22 be connected with vertical through holes 21 in mark block 2 side, in this cross through hole 22, be provided with a puller bolt 3.When not needing to use measurer, rotatable puller bolt 3, makes its inner end and measurement column 1 hold out against, thus prevents measurement column 1 from loosening.
In the present embodiment, lower cone table 12 upper surface of measurement column 1 is greater than the height of workpiece for measurement frustum hole tapering to the height of lower surface, and when namely measuring, in measurement column 1, the longitudinally height of lower cone table 12 is higher than the degree of depth of bellmouth to be measured.This setting can guarantee same tapering, but different depth bellmouth is measured by same measurement column 1.
As optimization, the upper right cylinder 11 of measurement column 1 offers one for splitting the separating tank 16 of upper limit reference field 14 and lower limit reference field 15.Offer this separating tank 16, upper limit reference field 14 and lower limit reference field 15 can be separated, be more convenient to distinguish.
Finally it should be noted that, above embodiment is only in order to illustrate technical scheme of the present invention but not restriction technologies scheme, although applicant's reference preferred embodiment is to invention has been detailed description, those of ordinary skill in the art is to be understood that, those are modified to technical scheme of the present invention or equivalent replacement, and do not depart from aim and the scope of the technical program, all should be encompassed in the middle of right of the present invention.
Claims (4)
1. for a measurer for MEASUREMENT OF STEAM cylinder cap port chamfering, it is characterized in that, it comprises measurement column and is set in the mark block that on measurement column and upper surface parallels with the end face of port to be measured; Described measurement column is made up of upper right cylinder and lower cone table, lower cone table is provided with many to parallel with bottom surface and one_to_one corresponding is marked with the degree of depth graticule of corresponding height value, upper cylindrical upper surface is provided with a upper limit reference field and a lower limit reference field; Difference in height between described upper limit reference field and lower limit reference field is the height tolerance value of workpiece for measurement tapering, the height maxima of the vertical range between described upper limit reference field to lower cone table lower surface and tapering set by workpiece for measurement and mark tile height sum equal, the height minima of the vertical range between lower limit reference field to lower cone table lower surface and tapering set by workpiece for measurement is with to mark tile height sum equal.
2. the measurer for MEASUREMENT OF STEAM cylinder cap port chamfering according to claim 1, it is characterized in that, one is provided with for the vertical through holes of sheathed measurement column in the middle part of mark block, be provided with a cross through hole be connected with vertical through holes in mark block side, in this cross through hole, be provided with a puller bolt.
3. the measurer for MEASUREMENT OF STEAM cylinder cap port chamfering according to claim 1 and 2, is characterized in that, the lower cone table upper surface of described measurement column is greater than the height of workpiece for measurement frustum hole tapering to the height of lower surface.
4. the measurer for MEASUREMENT OF STEAM cylinder cap port chamfering according to the arbitrary claim of claims 1 to 3, the upper right cylinder of measurement column offers one for splitting the separating tank of upper limit reference field and lower limit reference field.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510831959.4A CN105352414A (en) | 2015-11-25 | 2015-11-25 | Measuring tool for measuring chamfering of gas inlet and outlet holes for cylinder cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510831959.4A CN105352414A (en) | 2015-11-25 | 2015-11-25 | Measuring tool for measuring chamfering of gas inlet and outlet holes for cylinder cover |
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|---|---|
| CN105352414A true CN105352414A (en) | 2016-02-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510831959.4A Pending CN105352414A (en) | 2015-11-25 | 2015-11-25 | Measuring tool for measuring chamfering of gas inlet and outlet holes for cylinder cover |
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| CN (1) | CN105352414A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106643421A (en) * | 2016-11-16 | 2017-05-10 | 四川成发航空科技股份有限公司 | Device for measuring diameter size of orifice chamfering |
| CN106643419A (en) * | 2017-01-18 | 2017-05-10 | 中信戴卡股份有限公司 | Lining assembling height testing tool |
| CN106679532A (en) * | 2016-12-26 | 2017-05-17 | 重庆荣易达铝业有限公司 | Cylinder head hole inspection device |
| CN108161308A (en) * | 2018-01-10 | 2018-06-15 | 深圳市金洲精工科技股份有限公司 | It is a kind of to prevent from welding the anti-alignment device expected and alignment method |
| CN108917559A (en) * | 2018-07-26 | 2018-11-30 | 广西玉柴机器股份有限公司 | A kind of simple big Hole chamfering measuring tool |
| CN109916275A (en) * | 2019-04-03 | 2019-06-21 | 西安飞机工业（集团）有限责任公司 | A kind of straight-neck rivet chamfering detection method |
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| JP2002059217A (en) * | 2000-08-10 | 2002-02-26 | Amada Co Ltd | Bending angle detection method in plate bending machine and bending detection apparatus used for the method |
| SE518599C2 (en) * | 1998-06-26 | 2002-10-29 | Pullmax Ursviken Ab | Device for angle measurement |
| CN102679847A (en) * | 2011-03-08 | 2012-09-19 | 新兴重工湖北三六一一机械有限公司 | Inner hole chamfer depth gauge |
| CN203083501U (en) * | 2013-02-25 | 2013-07-24 | 天润曲轴股份有限公司 | Special detection tool for measuring depth of crankshaft round corner undercutting groove |
| CN205262379U (en) * | 2015-11-25 | 2016-05-25 | 重庆渝记涵诚机械制造有限公司 | Cylinder head intake and exhaust port chamfer measuring tool |
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2015
- 2015-11-25 CN CN201510831959.4A patent/CN105352414A/en active Pending
Patent Citations (5)
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| SE518599C2 (en) * | 1998-06-26 | 2002-10-29 | Pullmax Ursviken Ab | Device for angle measurement |
| JP2002059217A (en) * | 2000-08-10 | 2002-02-26 | Amada Co Ltd | Bending angle detection method in plate bending machine and bending detection apparatus used for the method |
| CN102679847A (en) * | 2011-03-08 | 2012-09-19 | 新兴重工湖北三六一一机械有限公司 | Inner hole chamfer depth gauge |
| CN203083501U (en) * | 2013-02-25 | 2013-07-24 | 天润曲轴股份有限公司 | Special detection tool for measuring depth of crankshaft round corner undercutting groove |
| CN205262379U (en) * | 2015-11-25 | 2016-05-25 | 重庆渝记涵诚机械制造有限公司 | Cylinder head intake and exhaust port chamfer measuring tool |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106643421A (en) * | 2016-11-16 | 2017-05-10 | 四川成发航空科技股份有限公司 | Device for measuring diameter size of orifice chamfering |
| CN106679532A (en) * | 2016-12-26 | 2017-05-17 | 重庆荣易达铝业有限公司 | Cylinder head hole inspection device |
| CN106679532B (en) * | 2016-12-26 | 2019-01-25 | 重庆荣易达铝业有限公司 | Cylinder cap through-hole detection device |
| CN106643419A (en) * | 2017-01-18 | 2017-05-10 | 中信戴卡股份有限公司 | Lining assembling height testing tool |
| US10378999B2 (en) | 2017-01-18 | 2019-08-13 | Citic Dicastal Co., Ltd. | Bushing assembly height checking fixture |
| CN108161308A (en) * | 2018-01-10 | 2018-06-15 | 深圳市金洲精工科技股份有限公司 | It is a kind of to prevent from welding the anti-alignment device expected and alignment method |
| CN108161308B (en) * | 2018-01-10 | 2024-03-12 | 深圳市金洲精工科技股份有限公司 | Alignment device and alignment method for preventing welding material from being reversed |
| CN108917559A (en) * | 2018-07-26 | 2018-11-30 | 广西玉柴机器股份有限公司 | A kind of simple big Hole chamfering measuring tool |
| CN108917559B (en) * | 2018-07-26 | 2024-05-03 | 广西玉柴机器股份有限公司 | Simple and easy macroporous chamfer measuring tool |
| CN109916275A (en) * | 2019-04-03 | 2019-06-21 | 西安飞机工业（集团）有限责任公司 | A kind of straight-neck rivet chamfering detection method |
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Application publication date: 20160224 |
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