CN205664768U - Profile detection device of connecting rod - Google Patents
Profile detection device of connecting rod Download PDFInfo
- Publication number
- CN205664768U CN205664768U CN201620566661.5U CN201620566661U CN205664768U CN 205664768 U CN205664768 U CN 205664768U CN 201620566661 U CN201620566661 U CN 201620566661U CN 205664768 U CN205664768 U CN 205664768U
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- CN
- China
- Prior art keywords
- connecting rod
- assembly
- hole
- installing hole
- measurement
- 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.)
- Withdrawn - After Issue
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses a profile detection device of connecting rod, include: the base is equipped with first major part hole location portion, first microcephaly hole location portion and two the 1st measurement element mounting holes on the top surface of base, be equipped with first circular arc between the both sides in the major part hole of first connecting rod and the pole body of first connecting rod, the theoretical radius of first circular arc is the theoretical dead in line of first radius, the axis of two the 1st measurement element mounting holes and corresponding first circular arc, a measurement element, its rotatory installation in a measurement element mounting hole, a measurement element includes a marker rod, its first measurement portion, the distance between the axis of a measurement element mounting hole and the terminal surface of first measurement portion is first radius. The utility model discloses work efficiency is high, and the check fee is low, and whole testing process makes things convenient for safety.
Description
Technical field
This utility model relates to engine art, particularly to the contour detecting device of a kind of connecting rod.
Background technology
During internal combustion engine manufactures, need the geometrical property project of connecting rod is detected, it is to avoid the profile of connecting rod is (in Fig. 1
Profile 121 etc.) entity is loose, cause interfering with cylinder jacket lower edge when assembling and work.The profile chi of connecting rod
The detection of very little project typically uses projector or three coordinate machine testings, but owing to stroke and the three coordinate machines of projector take an existence
Limitation, measuring speed is relatively slow, inefficiency.
The information being disclosed in this background section is merely intended to increase the understanding to general background of the present utility model, and
It is not construed as recognizing or imply in any form this information structure existing well known to persons skilled in the art
Technology.
Utility model content
The purpose of this utility model is to provide the contour detecting device of a kind of connecting rod, thus overcomes existing measuring method
Ineffective shortcoming.
For achieving the above object, this utility model provides the contour detecting device of a kind of connecting rod, contour detecting device bag
Including: base, the end face of base is provided with the first big end hole location division, the first little head bore location division and two first and measures assembly
Installing hole, the first big end hole location division is arranged in the big end hole of first connecting rod, and the first little head bore location division is arranged on first even
In the little head bore of bar；The first circular arc, the first circular arc it is provided with between both sides and the shaft of first connecting rod of the big end hole of first connecting rod
Principal radii be the first radius, two the first theoretical axis weights measuring the axis of assembly installing holes and corresponding first circular arc
Close；First measures assembly, and first measures assembly is rotatably mounted in the first measurement assembly installing hole, and first measures assembly includes the
Stroke bar, first stroke of bar is provided with the first shaft-like measurement portion, and assembly installing hole is measured to the first circle from first by the first measurement portion
Arc extends, and the first distance measured between axis and the end face in the first measurement portion of assembly installing hole is the first radius.
Preferably, in technique scheme, between big end hole and first circular arc of side of first connecting rod, it is provided with the second circle
Arc, the principal radii of the second circular arc is the second radius, and the first radius and the second radius are different；It is additionally provided with measuring gage on base to install
Hole, the axis of measuring gage installing hole and the theoretical axis of the second circular arc overlap；Contour detecting device also includes measuring gage, measuring gage
Being rotatably installed in measuring gage installing hole, measuring gage is provided with the measurement face of cylinder, measures a diameter of second radius on the face of cylinder.
Preferably, in technique scheme, the end face of base is additionally provided with second largest head bore location division, the second little head bore is determined
Position portion and two second measurement assembly installing holes, second largest head bore location division is arranged in the big end hole of second connecting rod, and second
Little head bore location division is arranged in the little head bore of second connecting rod；The both sides of the big end hole of second connecting rod and the shaft of second connecting rod it
Between be provided with three-arc, the principal radii of three-arc is the 3rd radius, measures the axis of assembly installing holes and phase for two second
The theoretical axis of the three-arc answered overlaps；Contour outline measuring set also includes the second measurement assembly, and second measures assembly rotates peace
Being contained in the second measurement assembly installing hole, second measures assembly includes that second stroke of bar, second stroke of bar are provided with the second shaft-like survey
Amount portion, the second measurement portion from second measure assembly installing hole to three-arc extend, second measure assembly installing hole axis with
Distance between the end face in the second measurement portion is the 3rd radius.
Preferably, in technique scheme, first measures assembly also includes lead, and the first survey is inserted in the bottom of lead
In amount assembly installing hole；First stroke of bar is additionally provided with the first base portion, and the first base portion is vertical with the first measurement portion, the side on lead top
Face is fixing with the first base portion to be connected.
Preferably, in technique scheme, first measures assembly also includes handle, and handle is fixed on the end face of lead
On.
Preferably, in technique scheme, first measures assembly installing hole, the second measurement assembly installing hole and measuring gage
Lining it is provided with in installing hole.
Preferably, in technique scheme, the first little head bore location division and the second little head bore location division are hexagon cylinder.
Compared with prior art, this utility model has the advantages that
Contour detecting device of the present utility model drives a stroke bar rotation can quickly detect tested company by measuring assembly
The blank entity of bar is the loosest, and work efficiency is high, and testing cost is low, and whole detection process is convenient and safe；Base is provided with
Cylindrical big end hole keeper and the little head bore keeper of hexagon bar shape, it is achieved the quickly location of connecting rod and installation.
Accompanying drawing explanation
Fig. 1 is the use state diagram of the contour detecting device according to connecting rod of the present utility model.
Fig. 2 is the axonometric chart of the contour detecting device according to connecting rod of the present utility model.
Fig. 3 is the front view of the contour detecting device according to connecting rod of the present utility model.
Fig. 4 is the top view of the contour detecting device according to connecting rod of the present utility model.
Fig. 5 is the A-A view of Fig. 4.
Fig. 6 is the B-B view of Fig. 4.
Fig. 7 is the C-C view of Fig. 4.
Fig. 8 is the front view according to base assembly of the present utility model.
Fig. 9 is the G-G view of Fig. 8.
Figure 10 is the A-A view of Fig. 8.
Figure 11 is the E-E view of Fig. 8.
Figure 12 is the F-F view of Fig. 8.
Figure 13 is the sectional view according to the first big end hole keeper of the present utility model.
Figure 14 is the axonometric chart according to the first little head bore keeper of the present utility model.
Figure 15 is the axonometric chart according to second largest head bore keeper of the present utility model.
Figure 16 is the sectional view according to second largest head bore keeper of the present utility model.
Figure 17 is according to the of the present utility model first axonometric chart measuring assembly.
Figure 18 is the axonometric chart according to measuring gage of the present utility model.
Main Reference Numerals illustrates:
1-base, 2-suspension ring, 3-lining, 4-first measures assembly, 5-first little head bore keeper, and 6-the first big end hole is fixed
Position part, 7-second largest head bore keeper, 8-second little head bore keeper, 9-lining, 10-second measures assembly, 11-measuring gage,
12-second connecting rod.
Detailed description of the invention
Below in conjunction with the accompanying drawings, detailed description of the invention of the present utility model is described in detail, it is to be understood that this practicality
Novel protection domain is not limited by detailed description of the invention.
Explicitly indicating that unless otherwise other, otherwise in entire disclosure and claims, term " includes " or it becomes
Change and such as " comprising " or " including " etc. will be understood to comprise stated element or ingredient, and do not get rid of other yuan
Part or other ingredient.
As it is shown in figure 1, be used for detection first according to the contour detecting device of the connecting rod of this utility model detailed description of the invention
Connecting rod (not shown) and second connecting rod 12.The two ends of second connecting rod 12 are respectively big end hole and little head bore, and mid portion is shaft,
Being provided with three-arc 121 between both sides and the shaft of big end hole, the principal radii of three-arc 121 is the 3rd radius.First even
The structure of bar is similar with the structure of second connecting rod 12, and the two ends of second connecting rod 12 are respectively big end hole and little head bore, mid portion
For shaft, being provided with the first circular arc between both sides and the shaft of this big end hole, the principal radii of the first circular arc is the first radius.Different
Part is, being provided with the second circular arc between big end hole and first circular arc of first connecting rod side, the principal radii of the second circular arc is
Second radius, the first radius and the second radius are different.The contour detecting device of connecting rod of the present utility model is for measuring the first circle
Arc, the second circular arc and three-arc whether conformance with standard.
As illustrated in figs. 2-7, the contour detecting device of connecting rod of the present utility model include base assembly, first measure assembly 4,
Second measures assembly 10 and measuring gage 11.
As shown in Figure 8, base assembly includes base the 1, first big end hole keeper the 6, first little head bore keeper 5, second
Big end hole keeper 7 and the second little head bore keeper 8.
The end face of base 1 is provided with for installing the first hole, big end hole location of first connecting rod, the first little head bore positions hole,
For measuring two first measurement assembly installing holes 130,140 of the first circular arc and installing for measuring the measuring gage of the second circular arc
Hole 150, be additionally provided with for installing second connecting rod second largest head bore location hole, second little head bore location hole and for measure the 3rd
Two second measurement assembly installing holes 110,120 of circular arc.Multiple suspension ring 2 it are arranged with on base 1.
As shown in figure 13, the first big end hole keeper 6 is provided with the first location division 61 and first installation portion of column of column
62, the first installation portion 62 inserts in the first hole, big end hole location, and the first location division 61 is exposed on the end face of base 1, such as Figure 11
Shown in.First big end hole keeper 6 and hole, the first big end hole location form the first big end hole location division.Outside first location division 61
Footpath is slightly less than the internal diameter of the big end hole of first connecting rod, and the big end hole of first connecting rod is arranged on the first location division 61.
As shown in figure 14, the first little head bore keeper 5 is sequentially provided with hexagon-head the 51, first flange portion 52 and the second peace
Dress portion 53.As shown in figure 11, in the second installation portion 53 inserts the first hole, little head bore location so that the first flange portion 52 is connected to the end
On the end face of seat 1, hexagon-head 51 is exposed on the end face of base 1.First little head bore keeper 5 and hole, the first little head bore location
Form the first little head bore location division.As shown in figure 14, the cross section of hexagon-head 51 is hexagonal, the size of its longer direction
Dimensional fits with the little head bore of first connecting rod so that the little head bore of first connecting rod is arranged on hexagon-head 51.
As shown in figure 12, structure head bore little with mounting means and first keeper 5 of the second little head bore keeper 8 is identical,
But size coordinates with the little head bore of second connecting rod so that the little head bore of second connecting rod 12 is arranged on the second little head bore keeper 8
Hexagon-head on, as shown in Figure 1.Second little head bore keeper 8 and hole, the second little head bore location form the second little head bore location
Portion.
As shown in figures 15-16, second largest head bore keeper 7 be sequentially provided with second location division the 71, second flange portion 72 and
3rd installation portion 73.As shown in figure 12, in the 3rd installation portion 73 inserts hole, second largest head bore location so that the second flange portion 72 is supported
Being connected on the end face of base 1, the second location division 71 is exposed on the end face of base 1.Second largest head bore keeper 7 and the second major part
Hole, location, hole forms second largest head bore location division.As it is shown in figure 1, the external diameter of the second location division 71 is slightly less than the major part of second connecting rod
The internal diameter in hole, the big end hole of second connecting rod is arranged on the second location division 71.
During as it is shown in figure 1, first connecting rod and second connecting rod are installed on base assembly, first connecting rod is parallel with second connecting rod
Interval is arranged.Measure assembly installing hole 110 and 120 for two second and be symmetricly set on the both sides of second connecting rod 12, two second surveys
The axis of amount assembly installing hole 110,120 overlaps with the theoretical axis of corresponding three-arc.In like manner, assembly is measured for two first
Installing hole 130 and 140 is symmetricly set on the both sides of first connecting rod, two first axis measuring assembly installing holes 130,140 with
The theoretical axis of corresponding first circular arc overlaps.Measuring gage installing hole 150 is positioned close to the second circular arc side of first connecting rod,
The axis of measuring gage installing hole 150 and the theoretical axis of the second circular arc overlap.Preferably, first measure assembly installing hole, second
Measure assembly installing hole and lining 3 is installed, as shown in Figure 10, be that the first measurement assembly 4 and second is measured assembly 10 and carried out accurately
Guide.Lining 9 is installed, as it is shown in figure 9, accurately guide for measuring gage 11 in measuring gage installing hole 150.
The structure that assembly 10 measured by first measurement assembly 4 with second is identical, as shown in Figures 6 and 7.Assembly 4 is measured with first
As a example by, as shown in figure 17, first measures assembly 4 includes handle 41, lead 42 and first stroke of bar 43.The bottom of lead 42
For cylindric, its rotation is arranged in the first measurement assembly installing hole 130 or 140, as shown in Figure 7.The top of lead 42 is
Cubic.Handle 41 is ring-type square, and its downside is fixing with the end face of lead 42 to be connected.First stroke of bar 43 in
" T " shape, it includes that the side on orthogonal first base portion and the first measurement portion, the first base portion and lead 42 top is fixing even
Connecing, the first measurement portion self-steering post 42 extends to the first circular arc of first connecting rod, and first measures assembly installing hole 130 or 140
Distance between the end face in axis and the first measurement portion is the first radius, as shown in Figure 4.In like manner, second assembly installing hole is measured
Distance between the end face in the axis of 110 or 120 and the second the second measurement portion measuring assembly is the 3rd radius, as shown in Figure 4.
As shown in figure 18, measuring gage 11 includes the 4th installation portion 112 and measures the face of cylinder 111, measures the straight of the face of cylinder 111
Footpath is the second radius.4th installation portion 112 rotates and is arranged in measuring gage installing hole 150, measures the face of cylinder 111 and is exposed to base
On the end face of 1, as shown in Figure 5.The axis of measuring gage installing hole 150 overlaps with the theoretical axis of the second circular arc of first connecting rod.
When utilizing contour detecting device of the present utility model to detect, as a example by first connecting rod, comprise the steps:
1) first by the first big end hole keeper of contour detecting device, the location division and first of the first little head bore keeper
Measure the clean cotton wiped clean of assembly installing hole.
2) big end hole and the little head bore of first connecting rod are separately mounted to the first big end hole keeper, the first little head bore location
On part.
3) the first measurement assembly is inserted in one of in the first measurement assembly installing hole, utilizes handle by the first measurement group
Part rotates one week.If first stroke of bar does not interferes with the first circular arc in rotation process, then judge the first circle of this side
Arc is the loosest.If it is necessary, clearance gauge can be placed between the first measurement portion and first circular arc of first stroke of bar to judge this
First circular arc of side is less than normal.Otherwise, the first circular arc of this side is loose.
4) the first measurement assembly is placed in another the first measurement assembly installing hole, utilizes identical method to another
First circular arc of side detects.
5) take off the first measurement assembly, measuring gage is arranged in measuring gage installing hole, measuring gage is rotated one week, if
Measuring gage does not interferes with the second circular arc in rotation process, then judge that the second circular arc of first connecting rod is the loosest.Otherwise,
Second circular arc is loose.
4), after measurement terminates, with each working surface of clean cotton wiped clean contour detecting device, oil preservation.
Contour detecting device of the present utility model drives a stroke bar rotation can quickly detect tested company by measuring assembly
The blank entity of bar is the loosest, and work efficiency is high, and testing cost is low, and whole detection process is convenient and safe；Base is provided with
Cylindrical big end hole keeper and the little head bore keeper of hexagon bar shape, it is achieved the quickly location of connecting rod and installation.
The aforementioned description to specific illustrative embodiment of the present utility model illustrates that and the purpose of illustration.These
Describe and be not wishing to be defined to this utility model disclosed precise forms, and it will be apparent that according to above-mentioned teaching, can carry out
A lot of changes and change.The purpose selected exemplary embodiment and describe is to explain certain principles of the present utility model
And reality application, so that those skilled in the art is capable of and utilizes various different example of the present utility model
Property embodiment and various different selection and change.Scope of the present utility model be intended to by claims and etc. similar shape
Formula is limited.
Claims (7)
1. the contour detecting device of a connecting rod, it is characterised in that described contour detecting device includes:
Base, the end face of described base is provided with the first big end hole location division, the first little head bore location division and two first surveys
Amount assembly installing hole, described first big end hole location division is arranged in the big end hole of first connecting rod, described first little head bore location
Portion is arranged in the little head bore of described first connecting rod；Between both sides and the shaft of first connecting rod of the big end hole of described first connecting rod
Being provided with the first circular arc, the principal radii of described first circular arc is the first radius, and said two first measures the axle of assembly installing hole
Line overlaps with the theoretical axis of corresponding described first circular arc；And
First measures assembly, and described first measures assembly is rotatably mounted in described first measurement assembly installing hole, and described first
Measuring assembly and include that first stroke of bar, described first stroke of bar are provided with the first shaft-like measurement portion, described first measurement portion is from described
First measures assembly installing hole extends to described first circular arc, and the described first axis measuring assembly installing hole is surveyed with described first
Distance between the end face in amount portion is described first radius.
The contour detecting device of connecting rod the most according to claim 1, it is characterised in that the big end hole of described first connecting rod with
Being provided with the second circular arc between described first circular arc of side, the principal radii of described second circular arc is the second radius, described first
Radius is different from described second radius；Be additionally provided with measuring gage installing hole on described base, the axis of described measuring gage installing hole with
The theoretical axis of described second circular arc overlaps；Described contour detecting device also includes that measuring gage, described measuring gage are rotatably installed in
In described measuring gage installing hole, described measuring gage is provided with the measurement face of cylinder, a diameter of second radius on the described measurement face of cylinder.
The contour detecting device of connecting rod the most according to claim 1 and 2, it is characterised in that on the end face of described base also
It is provided with second largest head bore location division, the second little head bore location division and two second and measures assembly installing hole, described second major part
Location division, hole is arranged in the big end hole of second connecting rod, and described second little head bore location division is arranged on the microcephaly of described second connecting rod
In hole；Three-arc, described three-arc it is provided with between both sides and the shaft of second connecting rod of the big end hole of described second connecting rod
Principal radii be the 3rd radius, said two second measures the axis of assembly installing hole and the reason of corresponding described three-arc
Opinion dead in line；
Described contour outline measuring set also includes the second measurement assembly, and described second measures assembly is rotatably mounted on described second measurement
In assembly installing hole, described second measures assembly includes that second stroke of bar, described second stroke of bar are provided with the second shaft-like measurement portion,
Described second measurement portion measures assembly installing hole from described second and extends to described three-arc, and described second measures assembly installs
Distance between axis and the end face in described second measurement portion in hole is described 3rd radius.
The contour detecting device of connecting rod the most according to claim 1 and 2, it is characterised in that described first measures assembly also
Including lead, the bottom of described lead is inserted described first and is measured in assembly installing hole；Described first stroke of bar is additionally provided with
One base portion, described first base portion is vertical with described first measurement portion, and the side on described lead top is solid with described first base portion
Fixed connection.
The contour detecting device of connecting rod the most according to claim 4, it is characterised in that described first measures assembly also includes
Handle, described handle is fixed on the end face of described lead.
The contour detecting device of connecting rod the most according to claim 3, it is characterised in that described first measures assembly installs
It is provided with lining in hole, described second measurement assembly installing hole and described measuring gage installing hole.
The contour detecting device of connecting rod the most according to claim 3, it is characterised in that described first little head bore location division and
Described second little head bore location division is hexagon cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620566661.5U CN205664768U (en) | 2016-06-14 | 2016-06-14 | Profile detection device of connecting rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620566661.5U CN205664768U (en) | 2016-06-14 | 2016-06-14 | Profile detection device of connecting rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205664768U true CN205664768U (en) | 2016-10-26 |
Family
ID=57154368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620566661.5U Withdrawn - After Issue CN205664768U (en) | 2016-06-14 | 2016-06-14 | Profile detection device of connecting rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205664768U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109373867A (en) * | 2018-11-17 | 2019-02-22 | 湖南运达机电科技股份有限公司 | A kind of disk brake excircle configuration detection jig |
-
2016
- 2016-06-14 CN CN201620566661.5U patent/CN205664768U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109373867A (en) * | 2018-11-17 | 2019-02-22 | 湖南运达机电科技股份有限公司 | A kind of disk brake excircle configuration detection jig |
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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 | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20161026 Effective date of abandoning: 20180525 |