CN102297649A - Apparatus for measuring diameter of instrument indicator of automobile - Google Patents
Apparatus for measuring diameter of instrument indicator of automobile Download PDFInfo
- Publication number
- CN102297649A CN102297649A CN2011102027293A CN201110202729A CN102297649A CN 102297649 A CN102297649 A CN 102297649A CN 2011102027293 A CN2011102027293 A CN 2011102027293A CN 201110202729 A CN201110202729 A CN 201110202729A CN 102297649 A CN102297649 A CN 102297649A
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- China
- Prior art keywords
- chuck
- measuring
- endwisely slips
- described left
- diameter
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- 238000006073 displacement reaction Methods 0.000 claims abstract description 23
- 230000001939 inductive effect Effects 0.000 claims description 15
- 238000005259 measurement Methods 0.000 claims description 13
- 238000006243 chemical reaction Methods 0.000 claims description 10
- 239000002184 metal Substances 0.000 abstract 3
- 230000000149 penetrating effect Effects 0.000 abstract 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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Abstract
The invention relates to an apparatus for measuring the diameter of an instrument indicator of an automobile, which comprises metal bases. The metal bases are respectively provided with a convex penetrating rack. The apparatus for measuring the diameter of the instrument indicator of the automobile also comprises a left measuring chuck and a right measuring chuck which are respectively located above the penetrating racks; a left axial sliding rod is arranged below the left measuring chuck; a right axial sliding rod is arranged below the right measuring chuck; the left axial sliding rod is connected with the left measuring chuck; the right axial sliding rod is connected with the right measuring chuck; the left axial sliding rod and the right axial sliding rod respectively penetrate onto the penetrating racks; the left axial sliding rod is provided with a left elastic piece; the right axial sliding rod is provided with a right elastic piece; the left measuring chuck or the right measuring chuck is provided with an inductance-type displacement sensor; and the inductance-type displacement sensor corresponds to the metal bases. The apparatus for measuring the diameter of the instrument indicator of the automobile also comprises a control device. The apparatus for measuring the diameter of the instrument indicator of the automobile is capable of automatically measuring the diameter of the cylinder of the instrument indicator, greatly improving the measuring efficiency and improving the measuring accuracy.
Description
(1) technical field
The present invention relates to a kind of measuring apparatus of diameter.
(2) background technology
When carrying out the production of automobile meter pointer, need carry out diameter measurement to the cylinder of gauge pointer to guarantee quality.In the prior art, mainly adopt slide calliper rule or projector to carry out, measure trouble and degree of accuracy and have much room for improvement the diameter measurement of the cylinder of gauge pointer.
(3) summary of the invention
In order to overcome the deficiency that diameter brought of using slide calliper rule or projector to come measurement instrument pointer cylinder in the prior art, the invention provides a kind of measuring apparatus of diameter that can carry out diameter measurement automatically.
The technical scheme that the present invention solves its technical matters is: a kind of automobile meter pointer measuring apparatus of diameter, comprise metab, and described metab is provided with the frame of wearing of epirelief;
Comprise that also being positioned at a described left side of wearing the frame top measures chuck, the right chuck of measuring, chuck is measured on a described left side and right the measurement forms the piece-holder space between the chuck, there is the left side bar that endwisely slips the below that chuck is measured on a described left side, there is the right side bar that endwisely slips the described right below of measuring chuck, the described left side bar that endwisely slips is measured chuck with a described left side and is connected, the described right side bar that endwisely slips is connected with the described right chuck of measuring, and described left side bar and the described right side bar that endwisely slips that endwisely slips all is located in described wearing on the frame;
The described left side bar that endwisely slips is provided with left elastic component, and the described right side bar that endwisely slips is provided with right elastic component, and described left elastic component and right elastic component make endwisely slip bar and the right bar that endwisely slips of a described left side have close trend mutually;
A described left side is measured chuck, left elastic component, the left side bar that endwisely slips and is constituted left measuring mechanism, described right chuck, right elastic component, the right side bar that endwisely slips of measuring constitutes right measuring mechanism, and described left measuring mechanism and right measuring mechanism are about the center line symmetry in piece-holder space;
Chuck is measured on a described left side or the right chuck of measuring is provided with inductive displacement transducer, and described inductive displacement transducer is corresponding with described metab;
Also comprise control device, described control device comprises the AD conversion unit that is connected with the output terminal of described inductive displacement transducer, be used to carry out the computing unit that prestores the original radix value when not inserting workpiece, the driving circuit that is used to drive display screen that diameter calculates, be used to carry out the display screen that diameter data shows, described AD conversion unit, computing unit, driving circuit and display screen connect successively.
Further, described left elastic component is a left spring, the described left side bar that endwisely slips is provided with left bulge loop, described left bulge loop is positioned at described inboard of wearing frame, described left spring is enclosed within a described left side and endwisely slips on the bar, one end of this left spring holds out against on described left bulge loop, and the other end of this left spring holds out against described and wears on the frame;
Described right elastic component is right spring, the described right side bar that endwisely slips is provided with right bulge loop, described right bulge loop is positioned at described inboard of wearing frame, described right spring housing is on the described right side endwisely slips bar, one end of this right side spring holds out against on described right bulge loop, and the other end of this right side spring holds out against described and wears on the frame;
Described left bulge loop and described right bulge loop are about the center line symmetry about the piece-holder space.
Further, described display screen is a LED display.Perhaps described display screen also can be LCD display.
The present invention before use because the elastic acting force of left elastic component and right elastic component, chuck is measured on a left side and the right chuck of measuring relies on recently, be the original radix value that computing unit in prestore with the numerical value on the display screen this moment.Cylinder with gauge pointer is inserted into left side measurement chuck and right the measurement between the chuck then, chuck is measured on a left side and the right distance of measuring between the chuck changes, distance between inductive displacement transducer and the metab changes, thereby inductive displacement transducer measures change in displacement, thereby the displacement variable signal is transferred to AD conversion unit to carry out analog to digital conversion and changes into digital signal, and carry out diameter by computing unit afterwards and calculate: original radix value adds that the twice of the change in displacement value that inductive displacement transducer measures promptly is the diameter of the cylinder of current workpiece.Drive the diameter value that display screen shows the cylinder of current workpiece by driving circuit then.
Beneficial effect of the present invention is: can realize the measurement of the diameter of gauge pointer cylinder automatically, heighten efficiency of measurement greatly, also improve measuring accuracy.
(4) description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the structural representation of left measuring mechanism of the present invention and right measuring mechanism.
Fig. 3 is an electric control schematic diagram of the present invention.
(5) embodiment
Below in conjunction with the drawings and specific embodiments the present invention is described in further detail.
With reference to Fig. 1, Fig. 2, Fig. 3, a kind of automobile meter pointer measuring apparatus of diameter comprises metab 1, and what described metab 1 was provided with epirelief wears frame 2.
Comprise that also being positioned at a described left side of wearing frame 2 tops measures chuck 3, the right chuck 4 of measuring, chuck 3 is measured on a described left side and right the measurement forms the piece-holder space between the chuck 4, there is the left side bar 5 that endwisely slips the below that chuck 3 is measured on a described left side, there is the right side bar 6 that endwisely slips the described right below of measuring chuck 4, the described left side bar 5 that endwisely slips is measured chuck 3 with a described left side and is connected, the described right side bar 6 that endwisely slips is connected with the described right chuck 4 of measuring, and described left side bar 5 and the described right side bar 6 that endwisely slips that endwisely slips all is located in described wearing on the frame 2.
The described left side bar 5 that endwisely slips is provided with left elastic component, and the described right side bar 6 that endwisely slips is provided with right elastic component, and described left elastic component and right elastic component make endwisely slip bar 5 and the right bar 6 that endwisely slips of a described left side have close trend mutually.
A described left side is measured chuck 3, left elastic component, the left side bar 5 that endwisely slips and is constituted left measuring mechanism, described right chuck 4, right elastic component, the right side bar 6 that endwisely slips of measuring constitutes right measuring mechanism, and described left measuring mechanism and right measuring mechanism are about the center line symmetry in piece-holder space.
In the present embodiment, described left elastic component is a left spring 7, the described left side bar 3 that endwisely slips is provided with left bulge loop 8, described left bulge loop 8 is positioned at described inboard of wearing frame 2, described left spring 7 is enclosed within a described left side and endwisely slips on the bar 3, one end of this left spring 7 holds out against on described left bulge loop 8, and the other end of this left spring 7 holds out against described and wears on the frame 2; Described right elastic component is right spring 9, the described right side bar 6 that endwisely slips is provided with right bulge loop 10, described right bulge loop 10 is positioned at described inboard of wearing frame 2, described right spring 9 is enclosed within the described right side and endwisely slips on the bar 4, one end of this right side spring 9 holds out against on described right bulge loop 10, and the other end of this right side spring 9 holds out against described and wears on the frame 2; Described left bulge loop 8 and described right bulge loop 10 are about the center line symmetry about the piece-holder space.
Chuck 3 is measured on a described left side or the right chuck 4 of measuring is provided with inductive displacement transducer 11, and described inductive displacement transducer 11 is corresponding with described metab.
Also comprise control device, described control device comprises the AD conversion unit 12 that is connected with the output terminal of described inductive displacement transducer 11, be used to carry out the computing unit 13 that prestores the original radix value when not inserting workpiece, the driving circuit 14 that is used to drive display screen that diameter calculates, be used to carry out the display screen 15 that diameter data shows, described AD conversion unit 12, computing unit 13, driving circuit 14 and display screen 15 connect successively.Display screen can be LED display, also can be LCD display etc.
Before use, because the elastic acting force of left spring 7 and right spring 9, chuck 3 is measured on a left side and the right chuck 4 of measuring relies on recently, and be the original radix value that computing unit 13 in prestore with the numerical value on the display screen 15 this moment.Cylinder 16 with gauge pointer is inserted into left side measurement chuck 3 and right the measurement between the chuck 4 then, chuck 3 is measured on a left side and the right distance of measuring between the chuck 4 changes, distance between inductive displacement transducer 11 and the metab changes, thereby inductive displacement transducer 11 measures change in displacement, thereby the displacement variable signal is transferred to AD conversion unit 12 to carry out analog to digital conversion and changes into digital signal, and carry out diameter by computing unit 13 afterwards and calculate: original radix value adds that the twice of the change in displacement value that inductive displacement transducer 11 measures promptly is the diameter of the cylinder of current workpiece.Drive the diameter value that display screen 15 shows the cylinder of current workpiece by driving circuit 14 then.
Claims (4)
1. an automobile meter pointer measuring apparatus of diameter comprises metab, it is characterized in that: described metab is provided with the frame of wearing of epirelief;
Comprise that also being positioned at a described left side of wearing the frame top measures chuck, the right chuck of measuring, chuck is measured on a described left side and right the measurement forms the piece-holder space between the chuck, there is the left side bar that endwisely slips the below that chuck is measured on a described left side, there is the right side bar that endwisely slips the described right below of measuring chuck, the described left side bar that endwisely slips is measured chuck with a described left side and is connected, the described right side bar that endwisely slips is connected with the described right chuck of measuring, and described left side bar and the described right side bar that endwisely slips that endwisely slips all is located in described wearing on the frame;
The described left side bar that endwisely slips is provided with left elastic component, and the described right side bar that endwisely slips is provided with right elastic component, and described left elastic component and right elastic component make endwisely slip bar and the right bar that endwisely slips of a described left side have close trend mutually;
A described left side is measured chuck, left elastic component, the left side bar that endwisely slips and is constituted left measuring mechanism, described right chuck, right elastic component, the right side bar that endwisely slips of measuring constitutes right measuring mechanism, and described left measuring mechanism and right measuring mechanism are about the center line symmetry in piece-holder space;
Chuck is measured on a described left side or the right chuck of measuring is provided with inductive displacement transducer, and described inductive displacement transducer is corresponding with described metab;
Also comprise control device, described control device comprises the AD conversion unit that is connected with the output terminal of described inductive displacement transducer, be used to carry out the computing unit that prestores the original radix value when not inserting workpiece, the driving circuit that is used to drive display screen that diameter calculates, be used to carry out the display screen that diameter data shows, described AD conversion unit, computing unit, driving circuit and display screen connect successively.
2. automobile meter pointer measuring apparatus of diameter as claimed in claim 1, it is characterized in that: described left elastic component is a left spring, the described left side bar that endwisely slips is provided with left bulge loop, described left bulge loop is positioned at described inboard of wearing frame, described left spring is enclosed within a described left side and endwisely slips on the bar, one end of this left spring holds out against on described left bulge loop, and the other end of this left spring holds out against described and wears on the frame;
Described right elastic component is right spring, the described right side bar that endwisely slips is provided with right bulge loop, described right bulge loop is positioned at described inboard of wearing frame, described right spring housing is on the described right side endwisely slips bar, one end of this right side spring holds out against on described right bulge loop, and the other end of this right side spring holds out against described and wears on the frame;
Described left bulge loop and described right bulge loop are about the center line symmetry in piece-holder space.
3. automobile meter pointer measuring apparatus of diameter as claimed in claim 1 or 2 is characterized in that: described display screen is a LED display.
4. automobile meter pointer measuring apparatus of diameter as claimed in claim 1 or 2 is characterized in that: described display screen is a LCD display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110202729 CN102297649B (en) | 2011-07-18 | 2011-07-18 | Apparatus for measuring diameter of instrument indicator of automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110202729 CN102297649B (en) | 2011-07-18 | 2011-07-18 | Apparatus for measuring diameter of instrument indicator of automobile |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102297649A true CN102297649A (en) | 2011-12-28 |
| CN102297649B CN102297649B (en) | 2013-01-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110202729 Active CN102297649B (en) | 2011-07-18 | 2011-07-18 | Apparatus for measuring diameter of instrument indicator of automobile |
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| Country | Link |
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| CN (1) | CN102297649B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103324212A (en) * | 2013-06-05 | 2013-09-25 | 哈尔滨工程大学 | Flight track instrument plotting speed control card based on FPGA |
| CN107350170A (en) * | 2017-06-27 | 2017-11-17 | 湖北省林业科学研究院 | Bamboo and wood material diameter automatic detection device |
| CN109974647A (en) * | 2018-11-30 | 2019-07-05 | 杭州沃镭智能科技股份有限公司 | A kind of measuring device of ABS hydraulic system HCU electromagnetic valve body diameter |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2093379U (en) * | 1991-06-08 | 1992-01-15 | 上海量具刃具厂 | Electronic numeral display inside micrometer |
| CN2660475Y (en) * | 2003-11-07 | 2004-12-01 | 怀集县汽车配件制造有限责任公司 | Caliber gage |
| US20070033820A1 (en) * | 2003-11-20 | 2007-02-15 | Dall Aglio Carlo | Head for the linear dimension checking of mechanical pieces |
| CN101975551A (en) * | 2010-09-17 | 2011-02-16 | 中天仕名（徐州）重型机械有限公司 | Capacitive double measuring bar butt joint flatness detector |
| CN202158837U (en) * | 2011-07-18 | 2012-03-07 | 宁波锦辉指针有限公司 | Device for measuring diameter of automobile instrument pointer |
-
2011
- 2011-07-18 CN CN 201110202729 patent/CN102297649B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2093379U (en) * | 1991-06-08 | 1992-01-15 | 上海量具刃具厂 | Electronic numeral display inside micrometer |
| CN2660475Y (en) * | 2003-11-07 | 2004-12-01 | 怀集县汽车配件制造有限责任公司 | Caliber gage |
| US20070033820A1 (en) * | 2003-11-20 | 2007-02-15 | Dall Aglio Carlo | Head for the linear dimension checking of mechanical pieces |
| CN101975551A (en) * | 2010-09-17 | 2011-02-16 | 中天仕名（徐州）重型机械有限公司 | Capacitive double measuring bar butt joint flatness detector |
| CN202158837U (en) * | 2011-07-18 | 2012-03-07 | 宁波锦辉指针有限公司 | Device for measuring diameter of automobile instrument pointer |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103324212A (en) * | 2013-06-05 | 2013-09-25 | 哈尔滨工程大学 | Flight track instrument plotting speed control card based on FPGA |
| CN107350170A (en) * | 2017-06-27 | 2017-11-17 | 湖北省林业科学研究院 | Bamboo and wood material diameter automatic detection device |
| CN109974647A (en) * | 2018-11-30 | 2019-07-05 | 杭州沃镭智能科技股份有限公司 | A kind of measuring device of ABS hydraulic system HCU electromagnetic valve body diameter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102297649B (en) | 2013-01-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20111228 Assignee: Ningbo Jinhui Auto Parts Co.,Ltd. Assignor: Ningbo Jinhui Pointer Co.,Ltd. Contract record no.: X2021330000136 Denomination of invention: A pointer diameter measuring instrument for automobile instrument Granted publication date: 20130123 License type: Exclusive License Record date: 20210828 |
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| EE01 | Entry into force of recordation of patent licensing contract | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231208 Address after: 315300 No.168, Xinxing 2nd Road, Cixi hi tech Industrial Development Zone, Ningbo City, Zhejiang Province Patentee after: NINGBO JINHUI OPTICAL TECHNOLOGY Co.,Ltd. Address before: No. 110 Chaoxiwu, Dongfan Village, Henghe Town, Cixi City, Zhejiang Province, 315318 Patentee before: Ningbo Jinhui Pointer Co.,Ltd. |
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| TR01 | Transfer of patent right |