CN110940534A - Tester inclination calibrating device - Google Patents
Tester inclination calibrating device Download PDFInfo
- Publication number
- CN110940534A CN110940534A CN201911363321.7A CN201911363321A CN110940534A CN 110940534 A CN110940534 A CN 110940534A CN 201911363321 A CN201911363321 A CN 201911363321A CN 110940534 A CN110940534 A CN 110940534A
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- testing machine
- inclination angle
- mandrel
- calibration device
- machine according
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- 238000012360 testing method Methods 0.000 claims abstract description 47
- 238000005259 measurement Methods 0.000 claims abstract description 4
- 229910000639 Spring steel Inorganic materials 0.000 claims description 12
- 238000009434 installation Methods 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 238000012937 correction Methods 0.000 description 1
- 238000009661 fatigue test Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
- G01M17/013—Wheels
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
- G01M17/02—Tyres
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Tires In General (AREA)
Abstract
The invention discloses a device for calibrating an inclination angle of a testing machine, which comprises a mandrel, wherein the mandrel is arranged on a connecting flange of the testing machine, an installation plate is arranged on the mandrel, a dial indicator is arranged on the installation plate, a rectangular block with a Cr-plated surface is fixed on the outer surface of a rotary drum of the testing machine, the dial indicator can perform dotting measurement on the surface of the rectangular block, an angle value corresponding to a running track of the testing machine is calculated through an inverse trigonometric function and is compared with an inclination angle set value of the testing machine, the inclination angle calibration device can be used for calibrating the inclination angle of a station of the testing machine which is used for a wheel or tire test and has an inclination angle movement function, and the.
Description
Technical Field
The invention relates to the field of testing machines, in particular to a device for calibrating an inclination angle of a testing machine.
Background
The testing machine for the fatigue test of the wheel and the tire ensures the safety and the reliability of a test sample, and the accuracy and the precision of the testing machine directly reflect the credibility of a measuring result of the wheel or tire test. The testing machine with the inclination angle movement function can simulate the inclination angle of a wheel and tire assembly in the driving process when the wheel and tire assembly are in contact with the ground, and test and measure the safety and reliability of different grounding parts of the wheel or tire. Therefore, the inclination motion accuracy of the tester requires scientific and accurate measurement calibration and periodic checking, and the method for calibrating the inclination of the tester of this type is still blank nowadays.
Disclosure of Invention
In view of the above, the present invention is directed to a device for calibrating an inclination angle of a testing machine, which can be easily, conveniently and stably installed on a station of a wheel or tire testing machine, so as to perform calibration and correction of the inclination angle of the station and periodic verification on the testing machine with an inclination angle movement function for testing the wheel or tire.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
the utility model provides a testing machine inclination calibrating device, includes the dabber, on the flange of testing machine was installed to the dabber, the spindle was provided with the mounting panel, installs the percentage table on the mounting panel, and the rotary drum external fixation of testing machine has the rectangle piece that the surface plated Cr, and the percentage table can be in the rectangle piece surface and beat some measurements.
In some embodiments, the mandrel is fixedly connected to the mounting plate by a square bushing.
In some embodiments, the square bushing is in clearance fit with the mandrel, and the hexagon socket head cap screw passes through the square bushing and abuts against the mandrel.
In some embodiments, the dial indicator further comprises a spring steel clamping block, one end of the spring steel clamping block is fixedly connected with the mounting plate, and the other end of the spring steel clamping block is fixedly connected with the dial indicator.
In some embodiments, the spring steel clamping block is provided with a mounting hole and an open slot which are communicated with each other, the dial indicator is arranged in the mounting hole, the rear portion of the open slot is provided with an inner hexagon bolt, and the open slot and the mounting hole can be clamped by tightening the inner hexagon bolt.
In some embodiments, pressing plates are arranged at positions corresponding to two sides of the rectangular block on the inner surface of the rotary drum, a jackscrew is fixed between each pressing plate and the rectangular block, and the hexagon socket head cap screw penetrates through the pressing plates and is in threaded connection with the rectangular block.
Compared with the prior art, the inclination angle calibration device of the testing machine has the following advantages:
the invention can calibrate the inclination angle of the station of the testing machine which is used for testing the wheel or the tire and has the inclination angle movement function, and has the characteristics of convenient and quick installation, accurate and simple operation, easy and scientific calculation and the like.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the invention and, together with the description, serve to explain the invention and not to limit the invention.
Fig. 1 is a schematic diagram of the inclination motion of the testing machine of the inclination calibrating device of the testing machine of the invention.
FIG. 2 is a front view of the inclination angle calibrating device of the testing machine of the present invention.
FIG. 3 is a top view of the device for calibrating the inclination angle of the testing machine of the present invention.
FIG. 4 is a schematic diagram of a spring steel clamping block of the device for calibrating the inclination angle of the testing machine of the present invention.
Description of reference numerals:
1-mandrel; 2-hexagon socket head cap screw; 3, mounting a plate; 4-spring steel clamping blocks; 5-a rectangular block; 6-pressing a plate; 7-the outer surface of the drum; 8-hexagon socket head cap screw; 9-top thread; 10-hexagon socket head cap screw; 11-dial indicator; 12-a station axis; 13-hexagon socket head cap screw; 14-hexagon socket head cap screw; 15-outer hexagon bolt; 16-square shaft sleeve; 17-a connecting flange; 18-hexagon socket head cap screw; 19-mounting holes; 20-open slots; 21-tire wheel assembly.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings and embodiments, and it is to be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The inclination angle calibration device of the testing machine according to the embodiment of the present invention will be described with reference to fig. 1 to 4.
The utility model provides a testing machine inclination calibrating device, includes dabber 1, and dabber 1 is fixed on testing machine station flange 17 through three hexagon socket head cap screw 14, and the square axle sleeve 16 of clearance fit is passed through in the installation on the dabber 1, and square axle sleeve 16's side is through four hexagon socket head cap screw 2 installation mounting panels 3, and square axle sleeve 16's the 3 opposite ends of mounting panel are through outer hexagon bolt 15 tight square axle sleeve 16 of top and make its stable fixation on dabber 2.
The left and right sides on mounting panel 3 top all passes through a hexagon socket head cap screw 10 fixed spring steel clamp splice 4, and mounting hole 19 and open slot 20 have respectively been seted up to the one end of spring steel clamp splice 4.
An inner dial indicator 11 and an outer dial indicator 11 are respectively arranged in the mounting holes 19, and an inner hexagon bolt 18 is respectively arranged at the rear end of the open slot 20 and used for clamping the mounting holes 19 to fix the dial indicators 11.
The dial indicator 11 is used for dotting and measuring the rectangular block 5 with the Cr plated surface, and the left end and the right end of the rectangular block 5 are fixed on the outer surface of the testing machine rotary drum 7 through the combination of the hexagon socket head cap screw 8, the jackscrew 9 and the pressing plate 6.
In some embodiments, the outer surface of the tester drum 7 is secured using wood wedges or the like to limit its circumferential rotation. Why the wooden wedge can restrict its circumferential rotation
In some embodiments, the rectangular block 5 is to be leveled by the inclinometer so that the upper and outer end faces are inclined at an angle of approximately 0 ° (0.15 mm/m); the outer surface inclination is close to 90 deg..
In some embodiments, the mandrel 1 is mounted so that its radial run-out is less than or equal to 0.03 mm.
In some embodiments, the two dial indicators 11, i.e. the inner and outer dial indicators, are pre-pressed by a certain amount after being installed, which depends on the measuring range of the dial indicator, and is generally pre-pressed by about 50% of the measuring range.
In some embodiments, after the device of the present invention is properly installed, the readings of the two dial indicators are set to zero, the wheel or tire testing machine is operated, a plurality of points are divided according to the working range of the inclination angle, the inclination angle is set according to the division, the numerical values of the two dial indicators are sequentially read according to the division points and recorded in the corresponding columns of the table as illustrated in table 1, the distance between the two dial indicators is counted as a calculation parameter, the tangent value of the trigonometric function is calculated according to the distance between the two indicators and the difference value of the indicators, the arc value of the inverse trigonometric function is calculated according to the tangent value, the angle value is calculated according to the arc value, and the calculated angle value is compared with the set value of the testing machine, so as to achieve the purpose of calibrating and.
Compared with the prior art, the inclination angle calibrating device of the testing machine has the following advantages:
the invention can calibrate the inclination angle of the station of the testing machine which is used for testing the wheel or the tire and has the inclination angle movement function, and has the characteristics of convenient and quick installation, accurate and simple operation, easy and scientific calculation and the like.
In the description of the present invention, it is to be understood that the terms "central", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting the scope of the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically connected, electrically connected or can communicate with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a testing machine inclination calibrating device which characterized in that: including dabber (1), on connecting flange (17) of testing machine were installed in dabber (1), be provided with mounting panel (3) on dabber (1), install percentage table (11) on mounting panel (3), rotary drum (7) external fixation of testing machine has rectangle piece (5) that the surface plated Cr, percentage table (11) can the measurement is got ready on rectangle piece (5) surface.
2. The inclination angle calibration device for testing machine according to claim 1, characterized in that: the mandrel (1) is fixedly connected with the mounting plate (3) through a square shaft sleeve (16).
3. The inclination angle calibration device for testing machine according to claim 2, characterized in that: the square shaft sleeve (16) is in clearance fit with the mandrel (1), and the inner hexagonal bolt penetrates through the square shaft sleeve (16) and abuts against the mandrel (1).
4. The inclination angle calibration device for testing machine according to claim 2, characterized in that: the spring steel clamping block (4) is further included, one end of the spring steel clamping block (4) is fixedly connected with the mounting plate (3), and the other end of the spring steel clamping block is fixedly connected with the dial indicator (11).
5. The inclination angle calibration device for testing machine according to claim 4, characterized in that: be equipped with mounting hole (19) and open slot (20) that communicate each other on spring steel clamp splice (4), percentage table (11) set up in mounting hole (19), open slot (20) rear portion is equipped with hexagon socket head cap screw, can press from both sides tight open slot (20) and mounting hole (19) through screwing up hexagon socket head cap screw.
6. The inclination angle calibration device for testing machine according to claim 5, characterized in that: and pressing plates (6) are arranged at positions corresponding to the two sides of the rectangular block (5) on the inner surface of the rotary drum (7), jackscrews (9) are fixed between the pressing plates (6) and the rectangular block (5), and hexagon socket head bolts penetrate through the pressing plates (6) and are in threaded connection with the rectangular block (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911363321.7A CN110940534A (en) | 2019-12-26 | 2019-12-26 | Tester inclination calibrating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911363321.7A CN110940534A (en) | 2019-12-26 | 2019-12-26 | Tester inclination calibrating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110940534A true CN110940534A (en) | 2020-03-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911363321.7A Pending CN110940534A (en) | 2019-12-26 | 2019-12-26 | Tester inclination calibrating device |
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| CN (1) | CN110940534A (en) |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5347842A (en) * | 1993-10-19 | 1994-09-20 | F & M Company Limited Partnership | Calibration apparatus for tire test system |
| US7487599B1 (en) * | 2007-08-23 | 2009-02-10 | Spirito James E | Angle gauge and method of use |
| CN101701787A (en) * | 2009-12-04 | 2010-05-05 | 中国石油天然气集团公司 | Portable bend measuring instrument for measuring bending angle |
| CN201892505U (en) * | 2010-11-30 | 2011-07-06 | 常州市泽冠机械制造有限公司 | Measuring instrument for axial drop between inner steel ring and outer steel ring of tapered roller bearing |
| CN201945301U (en) * | 2010-12-28 | 2011-08-24 | 三一重工股份有限公司 | Calibration system of inclination angle sensor |
| CN202351057U (en) * | 2011-10-29 | 2012-07-25 | 中信戴卡轮毂制造股份有限公司 | Load calibration device of radial fatigue testing machine for wheels |
| CN103528482A (en) * | 2013-10-18 | 2014-01-22 | 安徽万安汽车零部件有限公司 | Measuring equipment for toe-in angle and camber angle of automobile torsion beam |
| CN203704847U (en) * | 2014-02-20 | 2014-07-09 | 青岛金铄机电设计有限公司 | Cambered workpiece detection device |
| CN204373555U (en) * | 2015-01-30 | 2015-06-03 | 中核检修有限公司 | For the instrument of prototype gear case clutch and motor clutch end face deviation |
| CN105334055A (en) * | 2015-12-08 | 2016-02-17 | 天津市轩宇机床设备有限公司 | Horizontal correcting device and method of two spindles of rolling detection machine |
| CN206504695U (en) * | 2016-12-05 | 2017-09-19 | 新兴能源装备股份有限公司 | A kind of kingpin bore inclination angle detection instrument |
| CN109443141A (en) * | 2019-01-28 | 2019-03-08 | 江苏龙城精锻有限公司 | A kind of three-dimensional tester |
| CN209485240U (en) * | 2019-03-28 | 2019-10-11 | 长春市慧营科技有限公司 | Measuring device |
| CN211042725U (en) * | 2019-12-26 | 2020-07-17 | 中信戴卡股份有限公司 | Tester inclination calibrating device |
-
2019
- 2019-12-26 CN CN201911363321.7A patent/CN110940534A/en active Pending
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5347842A (en) * | 1993-10-19 | 1994-09-20 | F & M Company Limited Partnership | Calibration apparatus for tire test system |
| US7487599B1 (en) * | 2007-08-23 | 2009-02-10 | Spirito James E | Angle gauge and method of use |
| CN101701787A (en) * | 2009-12-04 | 2010-05-05 | 中国石油天然气集团公司 | Portable bend measuring instrument for measuring bending angle |
| CN201892505U (en) * | 2010-11-30 | 2011-07-06 | 常州市泽冠机械制造有限公司 | Measuring instrument for axial drop between inner steel ring and outer steel ring of tapered roller bearing |
| CN201945301U (en) * | 2010-12-28 | 2011-08-24 | 三一重工股份有限公司 | Calibration system of inclination angle sensor |
| CN202351057U (en) * | 2011-10-29 | 2012-07-25 | 中信戴卡轮毂制造股份有限公司 | Load calibration device of radial fatigue testing machine for wheels |
| CN103528482A (en) * | 2013-10-18 | 2014-01-22 | 安徽万安汽车零部件有限公司 | Measuring equipment for toe-in angle and camber angle of automobile torsion beam |
| CN203704847U (en) * | 2014-02-20 | 2014-07-09 | 青岛金铄机电设计有限公司 | Cambered workpiece detection device |
| CN204373555U (en) * | 2015-01-30 | 2015-06-03 | 中核检修有限公司 | For the instrument of prototype gear case clutch and motor clutch end face deviation |
| CN105334055A (en) * | 2015-12-08 | 2016-02-17 | 天津市轩宇机床设备有限公司 | Horizontal correcting device and method of two spindles of rolling detection machine |
| CN206504695U (en) * | 2016-12-05 | 2017-09-19 | 新兴能源装备股份有限公司 | A kind of kingpin bore inclination angle detection instrument |
| CN109443141A (en) * | 2019-01-28 | 2019-03-08 | 江苏龙城精锻有限公司 | A kind of three-dimensional tester |
| CN209485240U (en) * | 2019-03-28 | 2019-10-11 | 长春市慧营科技有限公司 | Measuring device |
| CN211042725U (en) * | 2019-12-26 | 2020-07-17 | 中信戴卡股份有限公司 | Tester inclination calibrating device |
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