CN106595447B - Automobile production concentricity detecting tool - Google Patents
Automobile production concentricity detecting tool Download PDFInfo
- Publication number
- CN106595447B CN106595447B CN201611158914.6A CN201611158914A CN106595447B CN 106595447 B CN106595447 B CN 106595447B CN 201611158914 A CN201611158914 A CN 201611158914A CN 106595447 B CN106595447 B CN 106595447B
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- CN
- China
- Prior art keywords
- necking down
- hinge bar
- measuring cylinder
- automobile production
- rear end
- 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.)
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Classifications
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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
- G01B5/25—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes
- G01B5/252—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes for measuring eccentricity, i.e. lateral shift between two parallel axes
-
- 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
- G01B5/0025—Measuring of vehicle parts
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a kind of automobile production concentricity detecting tools, including measuring cylinder and are installed in measuring cylinder for reducing the necking down mechanism of precession cylinder internal diameter；Necking down mechanism includes multiple necking down components, every group of necking down component includes the first hinge bar, the second hinge bar and drive rod, the front end of first hinge bar and strip groove it is side walls hinged, the both ends insertion of the articulated shaft of the second hinge bar and drive rod is set to the guide groove of bar shaped groove sidewall and is slidably matched with precession cylinder along axial single-degree-of-freedom；When use, the conformal end for being coated at axis of measuring cylinder or large radius cylindrical end, pass through the shape changing detection coaxial accuracy of each column spring, and the case where particularly suitable part of the device is not easy to remove and path cylindrical section is located on the inside of major diameter cylindrical end, detection path cylindrical section can be penetrated from major diameter cylindrical section, improve the efficiency of detection.
Description
Technical field
The present invention relates to auto parts and components detection instruments, and in particular to a kind of automobile production concentricity detecting tool.
Background technique
In automobile manufacturing field, in order to guarantee after automobile factory using safe, need to the auto parts and components of production
Assembling accuracy is rigid in checking up, it is ensured that the stroke of automobile is installed, and the accident rate of vehicle is reduced；And auto parts and components is coaxial
Degree installation accuracy play an important role to the driving safety of vehicle, the various both ends of the drive shaft of automobile generally pass through setting axle journal with
Installation is realized in bushing cooperation, and in process, since the Machining Forces that axle journal is subject to are larger, for there is mismachining tolerance
It is not high that axle journal easily comes across axis concentricity itself, causes to generate safety problem in later period use.
Therefore, in order to solve the above problem, a kind of automobile production concentricity detecting tool is needed, axle journal can be quickly detected
, while can be for the detection of the concentricity of small space with the concentricity of axis, and structure is simple, easy to use.
Summary of the invention
In view of this, providing automobile production the purpose of the present invention is overcoming defect in the prior art and being detected with concentricity
Tooling can quickly detect the concentricity of axle journal and axis, while can be for the detection of the concentricity of small space, and structure is simple
It is single, it is easy to use.
Automobile production of the invention concentricity detecting tool, including measuring cylinder and be installed in measuring cylinder for reduce rotation
Into the necking down mechanism of cylinder internal diameter；The inner wall of measuring cylinder is axially disposed have it is multiple circumferentially distributed for installing necking down mechanism
Strip groove, the necking down mechanism includes the identical necking down component of multiple structures and multiple necking down components are circumferentially distributed and be installed on
In corresponding strip groove, every group of necking down component includes hinged second hinged of the first hinge bar, front end and the first hinged rod rear end
The hinged drive rod in bar and front end and the rear end of the second hinge bar, the front end of first hinge bar and the side wall of strip groove are cut with scissors
Connect, the insertion of the both ends of the articulated shaft of second hinge bar and drive rod be set to the guide groove of bar shaped groove sidewall and with precession cylinder
It is slidably matched along axial single-degree-of-freedom；The tail end of the strip groove is provided with axially distributed bar shaped radial through-hole, the drive
Lever rear end is radially bent to form the handle with the cooperation of strip groove single-degree-of-freedom, is provided on the handle for forward
The column spring of handle is pushed, handle is fixed in the front end of column spring, and the mounting base of setting measurement tube rear end is fixed in rear end,
Measured tube rear end outer circle is provided with circular scale line, is fixedly installed in column spring and cooperates indicator with circular scale line.
Further, it is five that the necking down component is circumferentially arranged.
Further, the circular scale line is a plurality of and a plurality of circular scale line along axial parallelly distribute on.
Further, the indicator is pointer or identification point.
The beneficial effects of the present invention are: a kind of automobile production concentricity detecting tool disclosed by the invention, in use, surveying
The conformal end for being coated at axis of graduated cylinder or large radius cylindrical end, and it is axially moveable measuring cylinder, in the mistake rotationally and axially moved
Cheng Zhong, observe indicator and circular scale line in column spring along axial relative position judge column spring whether deformation,
By the shape changing detection coaxial accuracy of each column spring, and the device is particularly suitable for part and is not easy to remove and path cylindrical section
The case where on the inside of major diameter cylindrical end, can penetrate detection path cylindrical section from major diameter cylindrical section, improve the efficiency of detection.
Detailed description of the invention
The invention will be further described with reference to the accompanying drawings and examples:
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the cross-sectional view of measuring cylinder of the present invention.
Specific embodiment
Fig. 1 is the structural diagram of the present invention, and Fig. 2 is the cross-sectional view of measuring cylinder of the present invention, as shown, the present embodiment
In automobile production concentricity detecting tool；Including measuring cylinder 1 and it is installed in measuring cylinder 1 for reducing precession cylinder internal diameter
Necking down mechanism；The inner wall of measuring cylinder 1 is axially disposed multiple circumferentially distributed strip grooves 2 for being used to install necking down mechanism,
The necking down mechanism includes the identical necking down component of multiple structures and multiple necking down components are circumferentially distributed and be installed on corresponding item
In shape slot 2, every group of necking down component includes the second hinged hinge bar 4 of the first hinge bar 3, front end and 3 rear end of the first hinge bar
The hinged drive rod 5 with the rear end of front end and the second hinge bar 4, the front end of first hinge bar 3 and the side wall of strip groove 2 are cut with scissors
Connect, the insertion of the both ends of the articulated shaft 6 of second hinge bar 4 and drive rod 5 be set to the guide groove 7 of 2 side wall of strip groove and with
Precession cylinder is slidably matched along axial single-degree-of-freedom；The tail end of the strip groove 2 is provided with axially distributed bar shaped radial through-hole
8,5 rear end of drive rod is radially bent to form the handle 9 with the cooperation of 2 single-degree-of-freedom of strip groove, sets on the handle 9
It is equipped with the column spring 12 for pushing handle 9 forward, handle 9 is fixed in the front end of column spring 12, and setting is fixed in rear end
The mounting base 10 of 1 rear end of measuring cylinder, the 1 rear end outer circle of measuring cylinder are provided with circular scale line 11, fix in column spring 12
It is provided with and cooperates indicator 13 with circular scale line 11；The handheld terminal of measuring cylinder 1 is rear end, and front end is penetrate measured piece one
End；The internal diameter of the measuring cylinder 1 is equal to the outer diameter of axis or large radius cylindrical end, and the end face of strip groove 2 is rectangle, in use, surveying
The conformal end for being coated at axis of graduated cylinder 1 or large radius cylindrical end, and it is axially moveable measuring cylinder 1, make the first hinge bar 3 and second
The articulated shaft 6 of hinge bar 4 is axially located at axle journal or minor radius cylindrical section and is axially moved and rotates, since handle 9 is arranged
There is forward thrust, the vertex after rotating the first hinge bar 3 and the second hinge bar 4 presses on axle journal or minor radius cylindrical section
Outer circle observes the indicator 13 in column spring 12 with circular scale line 11 along axial direction during rotationally and axially moving
Relative position judge column spring 12 whether deformation, by the shape changing detection coaxial accuracy of each column spring 12, certainly, often
The physical parameter of a column spring 12 is consistent, including stiffness factor, length etc., the device be particularly suitable for part be not easy to remove and
Path cylindrical section is located at the case where on the inside of major diameter cylindrical end, and detection path cylindrical section can be penetrated from major diameter cylindrical section, improves detection
Efficiency.
In the present embodiment, the circumferentially arranged necking down component is five；Guarantee the accuracy of detection, while convenient for seeing
It examines.
In the present embodiment, the circular scale line 11 is a plurality of and a plurality of circular scale line 11 along axial parallelly distribute on；Often
The axle journal or minor radius cylindrical section of the corresponding diameter of bar circular scale line 11, improve the scope of application of tooling.
In the present embodiment, the indicator 13 is pointer or identification point；Preferably mechanical indicator, observation is convenient, reading essence
Really.
Finally, it is stated that the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although referring to compared with
Good embodiment describes the invention in detail, those skilled in the art should understand that, it can be to skill of the invention
Art scheme is modified or replaced equivalently, and without departing from the objective and range of technical solution of the present invention, should all be covered at this
In the scope of the claims of invention.
Claims (4)
1. a kind of automobile production concentricity detecting tool, it is characterised in that: be used for including measuring cylinder and being installed in measuring cylinder
Reduce the necking down mechanism of precession cylinder internal diameter；The inner wall of measuring cylinder is axially disposed have it is multiple circumferentially distributed for installing necking down
The strip groove of mechanism, the necking down mechanism includes the identical necking down component of multiple structures and multiple necking down components are circumferentially distributed simultaneously
It is installed in corresponding strip groove, every group of necking down component includes hinged the of the first hinge bar, front end and the first hinged rod rear end
The hinged drive rod in two hinge bars and front end and the rear end of the second hinge bar, the front end of first hinge bar and the side of strip groove
Wall is hinged, the insertion of the both ends of the articulated shaft of second hinge bar and drive rod be set to the guide groove of bar shaped groove sidewall and with rotation
It is slidably matched into cylinder along axial single-degree-of-freedom；The tail end of the strip groove is provided with axially distributed bar shaped radial through-hole, institute
It states driving rod rear end and is radially bent to form the handle cooperated with strip groove single-degree-of-freedom, be provided with and be used on the handle
The column spring of handle is pushed forward, and handle is fixed in the front end of column spring, and the peace of setting measurement tube rear end is fixed in rear end
Seat is filled, the measuring cylinder back end outer surface is provided with circular scale line, is fixedly installed in the column spring and the annular
The indicator of graduation mark cooperation.
2. automobile production according to claim 1 concentricity detecting tool, it is characterised in that: the necking down component is along week
To being set as five.
3. automobile production according to claim 2 concentricity detecting tool, it is characterised in that: the circular scale line is
A plurality of and a plurality of circular scale line is along axial parallelly distribute on.
4. automobile production according to claim 3 concentricity detecting tool, it is characterised in that: the indicator is pointer
Or identification point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611158914.6A CN106595447B (en) | 2016-12-15 | 2016-12-15 | Automobile production concentricity detecting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611158914.6A CN106595447B (en) | 2016-12-15 | 2016-12-15 | Automobile production concentricity detecting tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106595447A CN106595447A (en) | 2017-04-26 |
| CN106595447B true CN106595447B (en) | 2019-04-26 |
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ID=58801535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611158914.6A Active CN106595447B (en) | 2016-12-15 | 2016-12-15 | Automobile production concentricity detecting tool |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115434079B (en) * | 2021-06-03 | 2023-10-31 | 高林股份有限公司 | Presser foot device of overlock sewing machine |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2612920A1 (en) * | 1976-03-26 | 1977-10-13 | Willi Seibert | Tester for axle journal and shaft - has two rings sliding into journal by press fit with neighbouring sections of equal diameter |
| CN203148363U (en) * | 2013-02-22 | 2013-08-21 | 宁波万航实业有限公司 | Detecting device for detecting the coaxiality, lengths and sizes of sliding sleeve spline and sliding sleeve journal |
| CN203454938U (en) * | 2013-08-01 | 2014-02-26 | 中船澄西船舶修造有限公司 | Precision machine tool main shaft precision detection tool |
| CN204439325U (en) * | 2014-12-15 | 2015-07-01 | 武汉钢铁(集团)公司 | A kind of maintenance dummy shaft |
-
2016
- 2016-12-15 CN CN201611158914.6A patent/CN106595447B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2612920A1 (en) * | 1976-03-26 | 1977-10-13 | Willi Seibert | Tester for axle journal and shaft - has two rings sliding into journal by press fit with neighbouring sections of equal diameter |
| CN203148363U (en) * | 2013-02-22 | 2013-08-21 | 宁波万航实业有限公司 | Detecting device for detecting the coaxiality, lengths and sizes of sliding sleeve spline and sliding sleeve journal |
| CN203454938U (en) * | 2013-08-01 | 2014-02-26 | 中船澄西船舶修造有限公司 | Precision machine tool main shaft precision detection tool |
| CN204439325U (en) * | 2014-12-15 | 2015-07-01 | 武汉钢铁(集团)公司 | A kind of maintenance dummy shaft |
Non-Patent Citations (1)
| Title |
|---|
| 同轴度误差成组检验夹具;惠兆文等;《工具技术》;20130531;第47卷(第5期);第67-68页 |
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| Publication number | Publication date |
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| CN106595447A (en) | 2017-04-26 |
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