CN102679847B - Inner hole chamfer depth gauge - Google Patents

Inner hole chamfer depth gauge Download PDF

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Publication number
CN102679847B
CN102679847B CN201110054118.9A CN201110054118A CN102679847B CN 102679847 B CN102679847 B CN 102679847B CN 201110054118 A CN201110054118 A CN 201110054118A CN 102679847 B CN102679847 B CN 102679847B
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Prior art keywords
gauge
measuring head
depth
slip
platform
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CN201110054118.9A
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Chinese (zh)
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CN102679847A (en
Inventor
艾国
朱美芹
颜志军
邹辉
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Xinxing Heavy Industry Hubei 3611 Mechanical Co Ltd
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Xinxing Heavy Industry Hubei 3611 Mechanical Co Ltd
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Abstract

The invention provides an inner hole chamfer depth gauge. A gauge body is a hollow cylinder; the middle upper portion of a sliding measuring head is a cylindrical sliding guide column which is matched with the gauge body, a flat groove is arranged on a side of the sliding guide column, and the lower portion of the sliding measuring head is a cone measuring head for detecting chamfer depths; and a threaded through hole is arranged on a side of the gauge body, a limiting screw is arranged in the threaded through hole, and the top of the limiting screw is screwed in the flat groove of the sliding guide column so as to limit an axial movement range of the sliding measuring head in the gauge body. The inner hole chamfer depth gauge has the advantages of convenience in use, easiness in repair, low cost, long service life, measurability and the like, and is particularly applicable to comparing and measuring chamfer depths of deep inner holes difficultly observed by eyes or inner holes of blind holes, real-time monitoring to chamfer depths of inner holes on a production line is realized, and production efficiency is improved.

Description

Inner bore chamfering depth gauge
Technical field
The invention belongs to the metering and measuring equipment in field of machining, be specifically related to a kind of inner bore chamfering depth gauge.
Background technology
In field of machining, bear in the workpiece of larger pressure containing oil duct connector etc. is a series of, the darker inner bore chamfering that a lot of naked eyes are difficult to observe can be there is, workpiece is undertaken sealing to reach the object under larger pressure, oil circuit not being revealed by these chamferings, therefore these depth of chamferings have more accurate tolerance, must detect.At present, to the detection of the inner bore chamfering degree of depth, conventional dissection workpiece method destroys workpiece, can not do the detection of batch; The high contourgraph of price can not realize detecting constantly on a production line, and it is low to detect the frequency, needs professional to detect.Chinese patent utility model instructions notification number CN2864577Y provides a kind of comparing block for depth of bore chamfering, is used for measuring and compare the degree of depth of inner bore chamfering, but the darker inner bore chamfering depth survey being difficult to observe to naked eyes is inapplicable.
Summary of the invention
The object of the invention is to the deficiency overcoming the existence of existing detection technique, the inner bore chamfering depth gauge that a kind of structure is simple, be used for comparing and detecting the inner bore chamfering degree of depth is provided.
Technical program of the present invention lies in: gauge body is hollow circular cylinder; The middle and upper part of slip measuring head is the columniform slip guide pillar with gauge body fits, and slip guide pillar side has rises as high as the banks, and slip measuring head bottom is the cone measuring head detecting depth of chamfering; Gauge body side has a tapped through hole, and the stop screw that top screws in interior limit slippage measuring head shaft orientation moving range in gauge body of rising as high as the banks of slip guide pillar is housed in this tapped through hole.
Described gauge bodies top is made up of first ring-shaped platform and second ring-shaped platform, when first ring-shaped platform is the minimum limit of size with measured bore depth of chamfering, the top platform of slip measuring head is concordant, and when second ring-shaped platform is maximum limit of size with measured bore depth of chamfering, the top platform of slip measuring head is concordant.
The cone angle of described cone measuring head is greater than the maximum cone angle of detected inner bore chamfering.
The diameter of described cone measuring head is greater than slip guide pillar; Gauge body lower end is fluted, its cone measuring head and gauge body lower end fit depressions in slip measuring head insertion gauge.
The top platform circumference of described slip measuring head is for ease of the straight angle of position relationship between observation and comparison top platform and first ring-shaped platform, second ring-shaped platform three.
The invention solves the test problems of the inner bore chamfering degree of depth, have easy to use, maintenance easily, low, the long service life of cost, the advantage such as can to measure.Present invention achieves on a production line to the monitoring constantly of the inner bore chamfering degree of depth, improve production efficiency, also can carry out exhaustive test to product fast if desired.Be particularly useful for darker endoporus that naked eyes are difficult to observe or be the comparison of the inner bore chamfering degree of depth of blind hole and measurement.
Accompanying drawing explanation
Fig. 1 is three-dimensional structure schematic diagram of the present invention;
Fig. 2 is two-dimensional structure schematic diagram of the present invention;
Fig. 3 is the structural representation of slip measuring head of the present invention;
Fig. 4 is using state figure of the present invention.
In figure, 1, gauge body, 2, slip measuring head, 3, stop screw, 4, second ring-shaped platform, 5, top platform, 6, first ring-shaped platform, 7, slip guide pillar, 8, cone measuring head, 9, rise as high as the banks, 10, measured bore chamfering upper mounting plate, 11, measured bore chamfering.
Embodiment
In Fig. 1, Fig. 2, the middle and upper part of slip measuring head 2 is the columniform slip guide pillars coordinated with gauge body 1, its side respective heights has and rises as high as the banks, and bottom is the cone measuring head detecting the inner bore chamfering degree of depth.Gauge body 1 is the right cylinder of hollow, and hollow space is formed by upper and lower two stepped holes, and the inner cylinder face that middle upper aperture is formed coordinates with slip guide pillar, and larger hole, bottom is used for holding and cone measuring head being moved up and down within the specific limits.First ring-shaped platform 6, second ring-shaped platform 4 with certain altitude difference are arranged in gauge body 1 top, they respectively with measured bore depth of chamfering minimum, greatest limit is corresponding.For ease of comparing the position relationship between top platform 5 and first ring-shaped platform 6, second ring-shaped platform 4 three, special envoy's top platform 5 circumference keeps the straight angle.The side of gauge body 1 has the tapped through hole drilled through, and is convenient to screw-in and the back-out of stop screw 3.Slip measuring head 2 is set in gauge body 1, and stop screw 3 screws through after the tapped through hole on gauge body 1, and its top screws in rising as high as the banks on slip measuring head 2, and slip measuring head 2 certain limit section can only be slided up and down in gauge body 1.
In Fig. 3, the middle and upper part of slip measuring head is the columniform slip guide pillar 7 with gauge body fits, its side respective heights has and rises as high as the banks 9, and bottom is the cone measuring head 8 detecting the inner bore chamfering degree of depth.Wherein, compare the position relationship between top platform 5 and first ring-shaped platform, second ring-shaped platform three during for ease of observing, special envoy's top platform 5 circumference keeps the straight angle; For avoiding cone measuring head 8 conical surface and detected inner bore chamfering to interfere, the cone angle of cone measuring head 8 is greater than the maximum cone angle of detected inner bore chamfering.
In Fig. 4, during concrete use, the present invention is loaded in workpiece measured bore chamfering 11, the lower plane of gauge body 1 lies on measured bore chamfering upper mounting plate 10, and promote slip measuring head 2 until its underpart cone measuring head falls steady in measured bore chamfering 11, now directly can use eye observation and comparison testing result.When the top platform 5 on slip measuring head 2 is between first ring-shaped platform 6 at gauge body 1 top, second ring-shaped platform 4, illustrate that measured bore chamfering 11 depth dimensions is qualified, otherwise it is overproof to be all construed to measured bore chamfering 11 degree of depth.In addition, the concrete depth value of measured bore chamfering 11 indirectly can be drawn by pit gauge, namely first measure first ring-shaped platform 6 and the difference in height of top platform 5, then add that namely the minimum limit of size of measured bore chamfering 11 degree of depth obtain the actual value of measured bore chamfering 11 degree of depth.
The present invention effectively have employed cylindrical guide, its rely on slip guide pillar 7 with can be free to slide between gauge body 1 endoporus and precision positioning coordinate realize axially directed, the anti-sliding stop measuring head 2 in 9 of rising as high as the banks screwed on slip measuring head 2 by stop screw 3 top is rotated freely in gauge body 1, restrictive axial moving range simultaneously.Due to the use of cylindrical guide, minimum, the maximum limit of size of the inner bore chamfering degree of depth are transformed into the top of gauge body 1 by slip measuring head 2, and make it corresponding with first ring-shaped platform 6, second ring-shaped platform 4 respectively, because when reality detects the inner bore chamfering degree of depth, the position residing for top platform 5 on slip measuring head 2 is unique, now by top platform 5 with first ring-shaped platform 6, comparing of second ring-shaped platform 4 position relationship draw testing result, also indirectly can draw the concrete depth value of measured bore chamfering 11 by pit gauge.Inner bore chamfering depth tolerances can compare by direct eye observation from not visible being converted into of naked eyes by the present invention, and can go out concrete numerical value by indirect inspection, the detection of the inner bore chamfering degree of depth is become easily easily, substantially increases the detection efficiency of the inner bore chamfering degree of depth.

Claims (5)

1. an inner bore chamfering depth gauge, is characterized in that: gauge body (1) is hollow circular cylinder; The middle and upper part of slip measuring head (2) is the columniform slip guide pillar (7) coordinated with gauge body (1), and slip guide pillar (7) side has rise as high as the banks (9), and slip measuring head (2) bottom is the cone measuring head (8) detecting depth of chamfering; Gauge body (1) side has a tapped through hole, and the stop screw (3) that top screws in rise as high as the banks (9) interior limit slippage measuring head (2) shaft orientation moving range in gauge body (1) of slip guide pillar (7) is housed in this tapped through hole.
2. a kind of inner bore chamfering depth gauge according to claim 1, it is characterized in that: described gauge body (1) top is made up of first ring-shaped platform (6) and second ring-shaped platform (4), when first ring-shaped platform (6) is the minimum limit of size with measured bore depth of chamfering, the top platform (5) of slip measuring head (2) is concordant, and when second ring-shaped platform (4) is maximum limit of size with measured bore depth of chamfering, the top platform (5) of slip measuring head (2) is concordant.
3. a kind of inner bore chamfering depth gauge according to claim 1, is characterized in that: the cone angle of described cone measuring head (8) is greater than the maximum cone angle of detected inner bore chamfering.
4. a kind of inner bore chamfering depth gauge according to claim 1, is characterized in that: the diameter of described cone measuring head (8) is greater than slip guide pillar (7); Gauge body (1) lower end is fluted, its cone measuring head (8) and gauge body (1) lower end fit depressions in slip measuring head (2) insertion gauge (1).
5. a kind of inner bore chamfering depth gauge according to claim 1, is characterized in that: top platform (5) circumference of described slip measuring head (2) is for ease of the straight angle of position relationship between observation and comparison top platform (5) and first ring-shaped platform (6), second ring-shaped platform (4) three.
CN201110054118.9A 2011-03-08 2011-03-08 Inner hole chamfer depth gauge Active CN102679847B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201110054118.9A CN102679847B (en) 2011-03-08 2011-03-08 Inner hole chamfer depth gauge

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201110054118.9A CN102679847B (en) 2011-03-08 2011-03-08 Inner hole chamfer depth gauge

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CN102679847A CN102679847A (en) 2012-09-19
CN102679847B true CN102679847B (en) 2015-02-11

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CN102927888A (en) * 2012-10-29 2013-02-13 无锡市迈日机器制造有限公司 Simple depth touch gauge
CN102980478A (en) * 2012-11-18 2013-03-20 无锡麦铁精密机械制造有限公司 Touching gauge for in-hole trapezoid groove
CN103278073B (en) * 2013-06-26 2014-07-16 如皋市煜腾金属材料科技有限公司 Measuring instrument and measuring method of small-size inner hole chamfering depth
CN104019720B (en) * 2014-06-18 2017-03-22 昆山恒源机械制造有限公司 Caliper annular groove height test tool
CN204988050U (en) * 2015-07-22 2016-01-20 苏州国量量具科技有限公司 Compound female thread ga(u)ge of modified nanocrystal
CN105258617A (en) * 2015-10-08 2016-01-20 中国航空工业第六一八研究所 Conicity measurer for fast measuring conicity of inner conical surface
CN105300248A (en) * 2015-10-27 2016-02-03 衡阳纺织机械有限公司 Measurement device of hole depth of spring tube and application method thereof
CN105423869A (en) * 2015-11-23 2016-03-23 重庆渝记涵诚机械制造有限公司 Testing fixture for depth of oblique through hole
CN105300249A (en) * 2015-11-23 2016-02-03 重庆渝记涵诚机械制造有限公司 Detecting tool for detecting the depth of an inclined hole
CN105423840A (en) * 2015-11-23 2016-03-23 重庆渝记涵诚机械制造有限公司 Testing fixture for detecting depth of spark plug
CN105352414A (en) * 2015-11-25 2016-02-24 重庆渝记涵诚机械制造有限公司 Measuring tool for measuring chamfering of gas inlet and outlet holes for cylinder cover
CN105300256A (en) * 2015-11-25 2016-02-03 重庆渝记涵诚机械制造有限公司 Tool for measuring inclination of taper hole
CN105627888B (en) * 2015-12-30 2018-11-06 荆州环球汽车零部件制造有限公司 The detection method of keyway depth, processing method of adjustment and cubing on a kind of circular conical surface
CN106441036A (en) * 2016-09-24 2017-02-22 中信戴卡股份有限公司 Taper compound detection tool
CN106352773A (en) * 2016-11-18 2017-01-25 安徽江淮汽车股份有限公司 Depth measurement device for cylinder tile-edging port
CN110260753A (en) * 2019-07-09 2019-09-20 中国航发哈尔滨东安发动机有限公司 A kind of verifying attachment and the method for inspection

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CN2835943Y (en) * 2005-10-27 2006-11-08 江苏太平洋精密锻造有限公司 Measurer for measuring internal hole chamfer dimension
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CN2835943Y (en) * 2005-10-27 2006-11-08 江苏太平洋精密锻造有限公司 Measurer for measuring internal hole chamfer dimension
CN2864577Y (en) * 2005-12-26 2007-01-31 上海汽车股份有限公司 Comparing block for depth of bore chamfering
CZ300901B6 (en) * 2008-04-16 2009-09-09 Vysoká škola chemicko - technologická v Praze Mechanical device for measuring height of solid sediment layer in areas with solid bottom
CN201283507Y (en) * 2008-11-17 2009-08-05 北京力威尔航空精密机械有限公司 Positioning apparatus for chamfering drill
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