CN106091888A - Measurement apparatus for connecting rod - Google Patents

Measurement apparatus for connecting rod Download PDF

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Publication number
CN106091888A
CN106091888A CN201610378417.0A CN201610378417A CN106091888A CN 106091888 A CN106091888 A CN 106091888A CN 201610378417 A CN201610378417 A CN 201610378417A CN 106091888 A CN106091888 A CN 106091888A
Authority
CN
China
Prior art keywords
conical head
measurement
rod
head
plate
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.)
Pending
Application number
CN201610378417.0A
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Chinese (zh)
Inventor
谷毅
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.)
CHONGQING WANSI METAL SPECIAL FORMING Co Ltd
Original Assignee
CHONGQING WANSI METAL SPECIAL FORMING Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by CHONGQING WANSI METAL SPECIAL FORMING Co Ltd filed Critical CHONGQING WANSI METAL SPECIAL FORMING Co Ltd
Priority to CN201610378417.0A priority Critical patent/CN106091888A/en
Publication of CN106091888A publication Critical patent/CN106091888A/en
Pending legal-status Critical Current

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Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B5/00Measuring arrangements characterised by the use of mechanical means
    • G01B5/003Measuring of motor parts
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B5/00Measuring arrangements characterised by the use of mechanical means
    • G01B5/14Measuring arrangements characterised by the use of mechanical means for measuring distance or clearance between spaced objects or spaced apertures
    • G01B5/143Measuring arrangements characterised by the use of mechanical means for measuring distance or clearance between spaced objects or spaced apertures between holes on a workpiece

Abstract

The present patent application belongs to engine component measurement apparatus technical field, specifically disclose a kind of measurement apparatus for connecting rod, measurement apparatus for connecting rod, including test desk, it is fixed on the fixing bar of test desk, the first conical head, the second conical head and the measurement plate being slidably connected with fixing bar, described fixing bar is perpendicular to the table top of test desk, and described measurement plate is vertically arranged with fixing bar;Described first conical head is fixed on measurement plate lower end, and described second conical head upper end is provided with sliding sash, and described sliding sash is placed on measurement plate, and is slidably connected with measuring plate;Described measurement plate is provided with scale strip, and the initial scale of described scale strip and the centrage of the first conical head are corresponding, and the described sliding sash side near the side of the first conical head aligns with the centrage of the second conical head.Compared with prior art, this device can centre-to-centre spacing simple and convenient, the measurement large and small head bore of connecting rod fast and effectively.

Description

Measurement apparatus for connecting rod
Technical field
The invention belongs to engine component measurement apparatus technical field, particularly relate to a kind of measurement for connecting rod and fill Put.
Background technology
For automobile, electromotor is it is critical that part, when manufacturing electromotor, and involved electromotor Parts, required precision is the highest.Connecting rod is to connect piston and the parts of bent axle in electromotor, and it will act on suffered by piston Power passes to bent axle, and the reciprocating motion of piston is changed into the rotary motion of bent axle.In order to ensure the precision of connecting rod, grinding at connecting rod Send out or even in production process, often need linkage component is detected, to ensure that its quality is in slave mode.At present, one As by three-coordinates measuring machine, connecting rod is detected, connecting rod is directly placed on the square chest accessory that three-coordinates measuring machine carries also Being fixed, three-coordinates measuring machine is calibrated by metrological service, it is ensured that its platform is horizontal, and square chest accessory passes through Detection also meets requirement, thus meets the large and small head bore of connecting rod and be perpendicular to the measurement requirement of horizontal plane.
Using three-coordinates measuring machine to detect the centre-to-centre spacing of the large and small head bore of connecting rod, speed is relatively slow, it is impossible to meet a large amount of Produce connecting rod, need quickly or the requirement of batch detection.When determining the centre-to-centre spacing of the large and small head bore of connecting rod, it is also desirable to the most really The Kong Zhou center of fixed large and small head bore, measures cumbersome.If connecting rod is directly anchored on square chest accessory, connecting rod Large and small head bore present position will be fixed, and detects the connecting rod obtained large and small head bore diameter and length of connecting rod in this case All have deviation.Existing instrument measure time centre-to-centre spacing while, it is impossible to the diameter of large and small head bore is measured simultaneously.
Summary of the invention
The purpose of the present invention is providing a kind of measurement apparatus for connecting rod, must not quick head large and small to connecting rod with solution The problem that the centre-to-centre spacing in hole is used for quickly detecting.
In order to achieve the above object, the base case of the present invention is: for the measurement apparatus of connecting rod, including test desk, admittedly Due to the fixing bar of test desk, the first conical head, the second conical head and the measurement plate being slidably connected with fixing bar, described fixing bar Being perpendicular to the table top of test desk, described measurement plate is vertically arranged with fixing bar;Described first conical head is fixed on measurement plate lower end, Described second conical head upper end is provided with sliding sash, and described sliding sash is placed on measurement plate, and is slidably connected with measuring plate;Described measurement Plate is provided with scale strip, and the initial scale of described scale strip and the centrage of the first conical head are corresponding, and described sliding sash is near Align with the centrage of the second conical head in the side of one conical head.
The operation principle of this base case is: when using the centre-to-centre spacing of this measurement device connecting rod, can be placed by connecting rod On test desk, slide downward measures plate, makes the first conical head being fixed on measurement plate lower end stretch in the little head bore of connecting rod, directly Engage to the first conical head with little head bore.Then move sliding sash, the second conical head stretched in big end hole, and with big end hole card Close.Now the center of the first bellmouth is to the center of the second bellmouth, is the centre-to-centre spacing of large and small head bore.Due to scale The initial scale of bar and the centrage of the first conical head are corresponding, and sliding sash is near the side of the first conical head and the second conical head Center, therefore can learn the center of large and small head bore from sliding sash reading near the scale strip corresponding to the side of the first conical head Away from.It should be noted that when operation, stretching in big end hole by the first conical head, the second conical head stretches in little head bore, equally The measurement of large and small head bore centre-to-centre spacing can be completed.
Having the beneficial effects that of this base case: use the first conical head, the second conical head head bore large and small with connecting rod respectively Engaging, by measuring the first conical head, the centre-to-centre spacing of the second conical head so that connecting rod large and small head bore centre-to-centre spacing must measure process Simple and convenient.Fixing bar is vertical and is fixed on the table top of test desk, measures plate and is vertically arranged with fixing bar, and measuring plate can be along fixing Bar slides up and down so that measure plate measure during be constantly in level, prevent measure time because the first conical head, Second conical head produces displacement so that measure the most accurate.First conical head is fixed on measurement plate lower end, and the second conical head passes through Sliding sash is fixed on measurement plate lower end, can move the position of the second conical head the most easily, it is simple to head bore center large and small to connecting rod Away from measurement so that measure process simple.The initial scale of scale strip and the centrage of the first conical head are corresponding, and sliding sash is close Aliging with the centrage of the second conical head in the side of the first conical head, directly reads sliding sash corresponding near the side of the first conical head Scale strip on reading, connecting rod large and small head bore centre-to-centre spacing can be measured so that connecting rod large and small head bore centre-to-centre spacing reading side The quickest.Compared with prior art, this device can centre-to-centre spacing simple and convenient, the measurement large and small head bore of connecting rod fast and effectively.
Scheme two: based on scheme preferred, described first conical head and the second conical head are respectively equipped with diameter and carve Degree.When the centre-to-centre spacing of head bore large and small to connecting rod measures, can be carved by the diameter on the first conical head and the second conical head Degree, reads the size in large and small head bore aperture in passing.Make this device can be simultaneously quickly to the aperture of large and small head bore and large and small The centre-to-centre spacing of head bore measures, simple and fast.
Scheme three: based on scheme or scheme two preferred, described first conical head and the tapering of the second conical head Unanimously, the upper end diameter of the second conical head is more than the upper end diameter of the first conical head.First conical head and the cone of the second conical head Degree is consistent, so that manufacturing this device, and can guarantee precision when measuring.Owing to the aperture of large and small head bore is inconsistent, in order to Being easy to measure, corresponding arranges the upper end diameter more than the first conical head by the upper end diameter of the second conical head.
Scheme four: preferred as scheme three, is connected by expansion link is fixing between described second conical head and sliding sash.By Between the large and small head bore of some connecting rod, there is difference in height, for keep the first conical head and the second conical head measure time, wherein Heart line keeping parallelism, arranges expansion link at the second conical head and sliding sash.
Accompanying drawing explanation
Fig. 1 is the present invention structural representation for the measurement apparatus embodiment of connecting rod;
Fig. 2 is the present invention schematic diagram for the measurement apparatus use process of connecting rod.
Detailed description of the invention
Below by detailed description of the invention, the present invention is further detailed explanation:
Reference in Figure of description includes: test desk the 10, first conical head the 20, second conical head 30, sliding sash 31, flexible Bar 32, measurement plate 40, scale strip 41, diameter scale 50, connecting rod 60.
As shown in Figure 1 and Figure 2, for the measurement apparatus of connecting rod, including test desk 10, it is fixedly welded on consolidating of test desk 10 Measurement plate the 40, first conical head 20 that fixed pole and fixing bar are slidably connected and the second conical head 30.Fixing bar and test desk 10 Table top is vertical, and fixing bar is vertical with side template, measures plate 40 and is provided with scale strip 41, it is ensured that the table top of test desk 10 and scale strip 41 is parallel.First conical head 20 is secured by bolts in measurement plate 40 lower end, and the second conical head 30 upper end is provided with expansion link 32 He Sliding sash 31, sliding sash 31 lower end, expansion link 32 upper end is bolted, and expansion link 32 lower end is fixed, in system with the second conical head 30 Make and it should be noted that the left side of sliding sash 31 and the centrality of the second conical head 30 are positioned at and are same as on straight line.First conical head 20 and second conical head 30 be provided with diameter scale 50, diameter scale 50 with every diameter increase 1mm as graduation mark.In order to ensure essence Exactness and be easy to manufacture, the first conical head 20 is consistent with the tapering of the second conical head 30, the upper end diameter of the second conical head 30 Upper end diameter more than the first conical head 20.Measure plate 40 and be provided with scale strip 41, to measure the first conical head 20 on plate 40 The corresponding position of centrage is initial scale.
When using the centre-to-centre spacing of this measurement device connecting rod 60, connecting rod 60 is positioned on test desk 10, along fixing bar to Lower slider measures plate 40.When measuring plate 40 slide downward, the first conical head 20 stretches in the little head bore of connecting rod 60, time necessary Wait the mobile connecting rod 60 position on test desk 10, until the first conical head 20 engages with big end hole.Then cunning is moved left and right Frame 31, stretches into the second conical head 30 in big end hole, and engages with big end hole.After completing above-mentioned steps, the first taper now The center in hole, to the center of the second bellmouth, is the centre-to-centre spacing of large and small head bore.Due to scale strip 41 initial scale with The centrage of the first conical head 20 is corresponding, corresponding with the centrage of the second conical head 30 on the left of sliding sash 31, therefore can be from cunning Reading on scale strip 41 corresponding on the left of frame 31, these number of degrees are the centre-to-centre spacing of large and small head bore.
It should be noted that when operation, stretching in big end hole by the first conical head 20, the second conical head 30 stretches into microcephaly In hole, the measurement of large and small head bore centre-to-centre spacing can be completed equally.Meanwhile, there is the situation of difference in height in the large and small head bore at connecting rod 60 Under, the expansion link 32 of the second conical head 30 can be stretched or shortens, to adapt to the height and position of the large and small head bore of connecting rod 60.
At this device when the large and small head bore centre-to-centre spacing of connecting rod 60 is measured, can be from the first conical head 20 and second Diameter scale 50 on conical head 30, reads the diameter knowing large and small head bore, and this device can be the most quickly to large and small head bore Aperture and the centre-to-centre spacing of large and small head bore measure, simple and fast.
Above-described is only embodiments of the invention, and in scheme, the known general knowledge such as concrete structure and characteristic is not made at this Too much describe.It should be pointed out that, for a person skilled in the art, on the premise of without departing from present configuration, it is also possible to Making some deformation and improvement, these also should be considered as protection scope of the present invention, and these are all without affecting what the present invention implemented Effect and practical applicability.The protection domain that this application claims should be as the criterion with the content of its claim, in description Detailed description of the invention etc. record the content that may be used for explaining claim.

Claims (4)

1. for the measurement apparatus of connecting rod, including test desk, it is characterised in that also include being fixed on the fixing bar of test desk, the One conical head, the second conical head and the measurement plate being slidably connected with fixing bar, described fixing bar is perpendicular to the table top of test desk, institute State measurement plate to be vertically arranged with fixing bar;Described first conical head is fixed on measurement plate lower end, and described second conical head upper end sets There are sliding sash, described sliding sash to be placed on measurement plate, and are slidably connected with measuring plate;Described measurement plate is provided with scale strip, described The initial scale of scale strip and the centrage of the first conical head are corresponding, and described sliding sash is near the side of the side of the first conical head Align with the centrage of the second conical head.
2. the measurement apparatus for connecting rod as claimed in claim 1, it is characterised in that described first conical head and the second taper Diameter scale it is respectively equipped with on Tou.
3. the measurement apparatus for connecting rod as claimed in claim 1 or 2, it is characterised in that described first conical head and second The tapering of conical head is consistent, and the upper end diameter of the second conical head is more than the upper end diameter of the first conical head.
4. the measurement apparatus for connecting rod as claimed in claim 3, it is characterised in that between described second conical head and sliding sash Connect by expansion link is fixing.
CN201610378417.0A 2016-06-01 2016-06-01 Measurement apparatus for connecting rod Pending CN106091888A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610378417.0A CN106091888A (en) 2016-06-01 2016-06-01 Measurement apparatus for connecting rod

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610378417.0A CN106091888A (en) 2016-06-01 2016-06-01 Measurement apparatus for connecting rod

Publications (1)

Publication Number Publication Date
CN106091888A true CN106091888A (en) 2016-11-09

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610378417.0A Pending CN106091888A (en) 2016-06-01 2016-06-01 Measurement apparatus for connecting rod

Country Status (1)

Country Link
CN (1) CN106091888A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107576252A (en) * 2017-08-24 2018-01-12 安徽江淮汽车集团股份有限公司 A kind of vehicle body sheet metal hole measurement mechanism
CN108020144A (en) * 2017-12-08 2018-05-11 安徽凯密克企业管理咨询有限公司 A kind of detection device of connecting rod
CN109839047A (en) * 2019-03-14 2019-06-04 江苏理工学院 A kind of piece surface hole site and center are away from dimension detection tool

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107576252A (en) * 2017-08-24 2018-01-12 安徽江淮汽车集团股份有限公司 A kind of vehicle body sheet metal hole measurement mechanism
CN107576252B (en) * 2017-08-24 2020-01-14 安徽江淮汽车集团股份有限公司 Automobile body panel beating hole measuring mechanism
CN108020144A (en) * 2017-12-08 2018-05-11 安徽凯密克企业管理咨询有限公司 A kind of detection device of connecting rod
CN109839047A (en) * 2019-03-14 2019-06-04 江苏理工学院 A kind of piece surface hole site and center are away from dimension detection tool

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PB01 Publication
C06 Publication
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20161109

WD01 Invention patent application deemed withdrawn after publication