CN106595447A - Coaxiality detection tool for automobile production - Google Patents
Coaxiality detection tool for automobile production Download PDFInfo
- Publication number
- CN106595447A CN106595447A CN201611158914.6A CN201611158914A CN106595447A CN 106595447 A CN106595447 A CN 106595447A CN 201611158914 A CN201611158914 A CN 201611158914A CN 106595447 A CN106595447 A CN 106595447A
- Authority
- CN
- China
- Prior art keywords
- bar
- necking down
- rear end
- automobile production
- hinge
- 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
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a coaxiality detection tool for automobile production, and the tool comprises a measurement cylinder and a necking mechanism which is disposed in the measurement cylinder and is used for reducing the internal diameter of a screw-in cylinder. The necking mechanism comprises a plurality of necking assemblies, and each necking assembly comprises a first hinge rod, a second hinge rod, and a drive rod. The front end of each first hinge rod is hinged to a side wall of a bar-shaped groove, and each second hinge rod and two ends of a hinge shaft of the drive rod are embedded in guide grooves on a side wall of the bar-shaped groove, and achieve the sliding fit with the screw-in cylinder axially in a single-freedom-degree manner. In use, the measurement cylinder is adaptively disposed at an end part of a shaft or a big-radius cylindrical end in a sleeved manner, and detects the coaxiality precision through the deformation of each cylindrical spring. Moreover, the device is especially suitable for a condition where a part is not easy to take down and a small-diameter cylindrical segment is located at an inner side of the big-radius cylindrical end, can pass through the big-radius cylindrical end to detect the small-diameter cylindrical segment, and improves the detection efficiency.
Description
Technical field
The present invention relates to auto parts and components detection instrument, and in particular to a kind of automobile production axiality detecting tool.
Background technology
In automobile manufacturing field, in order to ensure automobile dispatch from the factory after using safety, need auto parts and components to producing
Assembling accuracy is rigid in checking up, it is ensured that the stroke of automobile is installed, and reduces the accident rate of vehicle；And auto parts and components is coaxial
Degree installation accuracy the driving safety of vehicle is played an important role, the various power transmission shaft two ends of automobile typically by arrange axle journal with
Bushing coordinates to be realized installing, and in process, due to the Machining Forces that axle journal is subject to it is larger, for there is mismachining tolerance
It is not high that axle journal easily comes across axle axiality itself, causes to produce safety problem when using in the later stage.
Therefore, it is to solve problem above, needs a kind of automobile production axiality detecting tool, being capable of quick detection axle journal
With the axiality of axle, while the detection of the axiality of small space can be directed to, and simple structure is easy to use.
The content of the invention
In view of this, the purpose of the present invention is to overcome defect of the prior art, there is provided automobile production is detected with axiality
Frock, is capable of the axiality of quick detection axle journal and axle, while the detection of the axiality of small space can be directed to, and structure letter
It is single, it is easy to use.
The present invention automobile production axiality detecting tool, including measuring cylinder and be installed in measuring cylinder be used for reduce rotation
Enter the necking down mechanism of an internal diameter；The inwall of measuring cylinder is axially disposed multiple circumferentially distributed for installing necking down mechanism
Bar-shaped trough, the necking down mechanism includes multiple structure identical necking down components and multiple necking down components are circumferentially distributed and be installed on
In correspondence bar-shaped trough, every group of necking down component includes that the first hinge bar, front end and first is hinged that rod rear end is hinged second are hinged
The drive rod that bar and front end are hinged with the rear end of the second hinge bar, the front end of first hinge bar and the side wall hinge of bar-shaped trough
Connect, the two ends of the jointed shaft of second hinge bar and drive rod be embedded in the gathering sill that is arranged at bar shaped groove sidewall and with precession cylinder
Vertically single-degree-of-freedom is slidably matched；The tail end of the bar-shaped trough is provided with axially distributed bar shaped radial direction through hole, the drive
Lever rear end is radially bent to form the handle coordinated with bar-shaped trough single-degree-of-freedom, is provided with for forward on the handle
Handle is fixed in the front end for promoting the column spring of handle, column spring, and the mounting seat for arranging measurement tube rear end is fixed in rear end,
Measured tube rear end is cylindrical to be provided with circular scale line, is fixedly installed in column spring and coordinates indication piece 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 parallel distribution vertically.
Further, the indication piece is pointer or identification point.
The invention has the beneficial effects as follows：A kind of automobile production axiality detecting tool disclosed by the invention, when using, surveys
The conformal end for being coated at axle of graduated cylinder or large radius cylindrical end, and measuring cylinder is axially moveable, in the mistake rotationally and axially moved
Cheng Zhong, indication piece and the circular scale line relative position vertically observed in column spring judges column spring whether deformation,
It is particularly suitable for part and is difficult to remove and path cylindrical section by the shape changing detection coaxial accuracy of each column spring, and the device
Situation on the inside of big footpath cylindrical end, can penetrate detection path cylindrical section from big footpath cylindrical section, improve the efficiency of detection.
Description of the drawings
With reference to the accompanying drawings and examples the invention will be further described：
Fig. 1 is the structural representation 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 representation of the present invention, and Fig. 2 is the cross-sectional view of measuring cylinder of the present invention, as illustrated, the present embodiment
In automobile production axiality detecting tool；It is used to reduce precession cylinder internal diameter with being installed in measuring cylinder 1 including measuring cylinder 1
Necking down mechanism；The inwall of measuring cylinder 1 is axially disposed multiple circumferentially distributed bar-shaped troughs 2 for installing necking down mechanism,
The necking down mechanism include multiple structure identical necking down components and multiple necking down components it is circumferentially distributed and be installed on correspondence bar
In shape groove 2, every group of necking down component includes the second hinge bar 4 that the first hinge bar 3, front end is hinged with the rear end of the first hinge bar 3
The drive rod 5 being hinged 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 hinge of bar-shaped trough 2
Connect, the two ends of the jointed shaft 6 of second hinge bar 4 and drive rod 5 be embedded in the gathering sill 7 that is arranged at the side wall of bar-shaped trough 2 and with
Vertically single-degree-of-freedom is slidably matched precession cylinder；The tail end of the bar-shaped trough 2 is provided with axially distributed bar shaped radial direction through hole
8, the rear end of the drive rod 5 is radially bent to form the handle 9 coordinated with the single-degree-of-freedom of bar-shaped trough 2, sets on the handle 9
The column spring 12 for promoting handle 9 forward is equipped with, handle 9 is fixed in the front end of column spring 12, and setting is fixed in rear end
The mounting seat 10 of the rear end of measuring cylinder 1, the rear end of the measuring cylinder 1 is cylindrical to be provided with circular scale line 11, fixed in column spring 12
It is provided with and coordinates indication piece 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 external diameter of axle or large radius cylindrical end, and the end face of bar-shaped trough 2 is rectangle, when using, surveys
The conformal end for being coated at axle of graduated cylinder 1 or large radius cylindrical end, and measuring cylinder 1 is axially moveable, make the first hinge bar 3 and second
The jointed shaft 6 of hinge bar 4 is axially located at axle journal or minor radius cylindrical section and axially-movable and rotation, because handle 9 is arranged
There is thrust forward, the summit after rotating the first hinge bar 3 and the second hinge bar 4 presses on axle journal or minor radius cylindrical section
Cylindrical, during rotationally and axially moving, the indication piece 13 observed in column spring 12 is with circular scale line 11 vertically
Relative position judge the whether deformation of column spring 12, by the shape changing detection coaxial accuracy of each column spring 12, certainly, often
The physical parameter of individual column spring 12 is consistent, including stiffness factor, length etc., the device be particularly suitable for part be difficult to remove and
Path cylindrical section is located at the situation on the inside of big footpath cylindrical end, can penetrate detection path cylindrical section from big footpath cylindrical section, improves detection
Efficiency.
In the present embodiment, it is five that the necking down component is circumferentially arranged；Ensure the accuracy of detection, while being easy to see
Examine.
In the present embodiment, the circular scale line 11 is a plurality of and a plurality of parallel distribution vertically of circular scale line 11；Often
The axle journal or minor radius cylindrical section of one diameter of correspondence of bar circular scale line 11, improves the scope of application of frock.
In the present embodiment, the indication piece 13 is pointer or identification point；Preferably mechanical indicator, observes convenient, reading essence
Really.
Finally illustrate, above example is only unrestricted to illustrate technical scheme, although with reference to compared with
Good embodiment has been described in detail to the present invention, it will be understood by those within the art that, can be to the skill of the present invention
Art scheme is modified or equivalent, and without deviating from the objective and scope of technical solution of the present invention, it all should cover at this
In the middle of the right of invention.
Claims (4)
1. a kind of automobile production axiality detecting tool, it is characterised in that：It is used for being installed in measuring cylinder including measuring cylinder
Reduce the necking down mechanism of precession cylinder internal diameter；The inwall of measuring cylinder is axially disposed multiple circumferentially distributed for installing necking down
The bar-shaped trough of mechanism, the necking down mechanism includes multiple structure identical necking down components and multiple necking down components are circumferentially distributed simultaneously
Be installed in correspondence bar-shaped trough, every group of necking down component include the first hinge bar, front end with first be hinged that rod rear end is hinged the
The drive rod that two hinge bars and front end are hinged with the rear end of the second hinge bar, the front end of first hinge bar and the side of bar-shaped trough
Wall is hinged, the two ends of the jointed shaft of second hinge bar and drive rod be embedded in the gathering sill that is arranged at bar shaped groove sidewall and with rotation
Vertically single-degree-of-freedom is slidably matched to enter cylinder；The tail end of the bar-shaped trough is provided with axially distributed bar shaped radial direction through hole, institute
State drive rod rear end be radially bent to form with bar-shaped trough single-degree-of-freedom coordinate handle, be provided with the handle for
Handle is fixed in the front end for promoting the column spring of handle, column spring forward, and the peace for arranging measurement tube rear end is fixed in rear end
Dress seat, measured tube rear end is cylindrical to be provided with circular scale line, is fixedly installed in column spring and refers to the cooperation of circular scale line
Show part.
2. automobile production according to claim 1 axiality detecting tool, it is characterised in that：The necking down component is along week
To being set to five.
3. automobile production according to claim 2 axiality detecting tool, it is characterised in that：The circular scale line is
A plurality of and a plurality of circular scale line parallel distribution vertically.
4. automobile production according to claim 3 axiality detecting tool, it is characterised in that：The indication piece 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 true CN106595447A (en) | 2017-04-26 |
| CN106595447B CN106595447B (en) | 2019-04-26 |
Family
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 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106595447B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115434079A (en) * | 2021-06-03 | 2022-12-06 | 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 |
|---|
| 惠兆文等: "同轴度误差成组检验夹具", 《工具技术》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115434079A (en) * | 2021-06-03 | 2022-12-06 | 高林股份有限公司 | Presser foot device of overlock sewing machine |
| CN115434079B (en) * | 2021-06-03 | 2023-10-31 | 高林股份有限公司 | Presser foot device of overlock sewing machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106595447B (en) | 2019-04-26 |
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