CN113588151A - Special vehicle hand wheel force detection tool - Google Patents
Special vehicle hand wheel force detection tool Download PDFInfo
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- CN113588151A CN113588151A CN202110977273.1A CN202110977273A CN113588151A CN 113588151 A CN113588151 A CN 113588151A CN 202110977273 A CN202110977273 A CN 202110977273A CN 113588151 A CN113588151 A CN 113588151A
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- hand wheel
- measuring disc
- force measuring
- wheel force
- low
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- 238000001514 detection method Methods 0.000 title claims abstract description 16
- 238000009434 installation Methods 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 5
- 229910001172 neodymium magnet Inorganic materials 0.000 claims description 4
- 238000010146 3D printing Methods 0.000 claims description 3
- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical group [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 2
- 210000005056 cell body Anatomy 0.000 claims 4
- 210000004027 cell Anatomy 0.000 claims 2
- 229920000742 Cotton Polymers 0.000 abstract description 6
- 238000005259 measurement Methods 0.000 description 8
- 238000012360 testing method Methods 0.000 description 6
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000013585 weight reducing agent Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/22—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring the force applied to control members, e.g. control members of vehicles, triggers
- G01L5/221—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring the force applied to control members, e.g. control members of vehicles, triggers to steering wheels, e.g. for power assisted steering
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The invention provides a special vehicle hand wheel force detection tool which comprises a direction hand wheel force measuring disc, a high-low hand wheel force measuring disc and a tension meter. When measuring the height of the hand wheel force, the height of the hand wheel handle, the center counter bore of the height of the hand wheel force measuring disc and the center boss of the height of the hand wheel are matched for positioning, then the four fixing buckles are clamped on the outer edges of the height of the hand wheel for fixing, the tension meter is used for pulling the cotton rope fixed in the groove, and the height of the hand wheel force can be tested. When the direction hand wheel force is measured, the direction hand wheel force measuring disc is sleeved on the direction hand wheel, the direction hand wheel handle, the direction hand wheel central taper hole and the direction hand wheel force measuring disc central taper platform are matched for positioning, the permanent magnet is automatically fixed during installation, and the tension meter is used for pulling the cotton rope fixed in the groove, so that the direction hand wheel force can be measured. The invention has simple structure and convenient use, greatly reduces the whole mass, reduces the use of a large number of matching tools and reduces the operation difficulty and the operation time.
Description
Technical Field
The invention belongs to the technical field of special vehicle tests, and particularly relates to a hand wheel force detection tool for a special vehicle.
Background
In current dynamometry instrument frock, survey hand wheel power and need the cooperation of the survey hand wheel power instrument and other assembly and disassembly tools of specialty, wherein the instrument that current survey hand wheel power used is: a steering handwheel force measuring disc, a high-low handwheel force measuring disc, a tension meter, an adjusting pin, a 16mm open-ended wrench, a 17mm open-ended wrench, a 19mm open-ended wrench, a straight screwdriver and a fixed force measuring disc bolt.
The hand wheel force measuring step by using the tool set comprises the following steps:
1. force measurement of a high-low hand wheel: a straight screwdriver warps a hand wheel grip clamping piece, then warps a flat bolt clamping piece, fixes a gun body and a hand wheel, screws a hand wheel fixing bolt by a 16mm open spanner, sleeves a high-low hand wheel force measuring disc, fixes the force measuring disc on the hand wheel by bolts, performs force measuring reading by a tension meter, and recovers after the measurement.
2. Force measurement of a direction hand wheel: and lifting the flat bolt clamping sheet by using an adjusting drill rod, then dismounting the fixing nut by using the adjusting drill rod, sleeving the direction force measuring disc on the direction hand wheel, fixing by using the bolt, measuring the force, and recovering according to the steps after the force measurement is finished. However, the wheel disc of the direction hand wheel is vertically downward, and the space in the direction is narrow, so that the operation is extremely difficult. The operation space of the high-low hand wheel is larger than that of the direction hand wheel, but the operation process is complicated and the steps are various. And the bolt clamping piece is bent for many times in the dismounting process, so that paint falling and fracture damage of the bolt clamping piece are easily caused.
Disclosure of Invention
Technical problem to be solved
The invention provides a special vehicle hand wheel force detection tool, which aims to solve the technical problems of simplifying the force measurement step, reducing the operation difficulty and the damage degree of a hand wheel, reducing the number of used tools and improving the force measurement efficiency.
(II) technical scheme
In order to solve the technical problem, the invention provides a hand wheel force detection tool for a special vehicle, which comprises a hand wheel force measuring disc, a high-low hand wheel force measuring disc and a tension meter; wherein the content of the first and second substances,
the steering wheel force measuring disc comprises a steering wheel force measuring disc main body, and a frustum matched with and positioned in a central taper hole of the steering wheel is machined in the center of one side, in contact with the steering wheel, of the steering wheel force measuring disc main body; a handle passing hole of the steering wheel is processed at the eccentric position of the main body of the force measuring disc of the steering wheel; a semicircular ring groove for placing a force-measuring traction wire is processed along the outer edge of the hand wheel force-measuring disc main body; an annular permanent magnet installation groove is processed on the other side, which is in contact with the hand wheel, of the hand wheel force measuring disc main body, and a plurality of permanent magnets are fixedly installed in the permanent magnet installation groove and used for fixing the hand wheel force measuring disc on the hand wheel in the force measuring process;
the high-low hand wheel force measuring disc comprises a high-low hand wheel force measuring disc main body and a fixing buckle; a counter bore is processed in the center of one side of the high-low hand wheel force measuring disc main body, which is contacted with the high-low hand wheel, and is used for positioning the high-low hand wheel force measuring disc by matching with a central boss of the high-low hand wheel; a handle through hole of the high-low hand wheel is processed at the eccentric position of the main body of the force measuring disc of the high-low hand wheel; the outer edge of the high-low hand wheel force measuring disc main body is provided with a fixing buckle mounting position, and the fixing buckles are distributed on the periphery mounting position of the high-low hand wheel force measuring disc main body through pin shafts and are used for fixing the high-low hand wheel force measuring disc on a high-low hand wheel; a semicircular ring groove for placing a force-measuring traction wire is processed along the outer edge of the force-measuring disk main body of the high-low hand wheel.
Further, the steering wheel force measuring disc and the high-low hand wheel force measuring disc are both formed by 3D printing of ABS materials.
Furthermore, through holes are processed in the centers of the steering wheel force measuring disc main body and/or the high-low hand wheel force measuring disc main body.
Further, a stepped hole is machined in the frustum.
Furthermore, lightening holes are machined in the steering wheel force measuring disc body and/or the high-low hand wheel force measuring disc body.
Furthermore, a plurality of permanent magnets are fixedly arranged in the permanent magnet mounting groove in an annular arrangement mode.
Furthermore, the permanent magnet is made of neodymium iron boron.
Furthermore, a circular edge concentric with the direction hand wheel handle through hole is arranged at the superposition position of the direction hand wheel handle through hole and the permanent magnet installation groove.
(III) advantageous effects
The invention provides a special vehicle hand wheel force detection tool which comprises a direction hand wheel force measuring disc, a high-low hand wheel force measuring disc and a tension meter. When measuring the height of the hand wheel force, the height of the hand wheel handle, the center counter bore of the height of the hand wheel force measuring disc and the center boss of the height of the hand wheel are matched for positioning, then the four fixing buckles are clamped on the outer edges of the height of the hand wheel for fixing, the tension meter is used for pulling the cotton rope fixed in the groove, and the height of the hand wheel force can be tested. When the direction hand wheel force is measured, the direction hand wheel force measuring disc is sleeved on the direction hand wheel, the direction hand wheel handle, the direction hand wheel central taper hole and the direction hand wheel force measuring disc central taper platform are matched for positioning, the permanent magnet is automatically fixed during installation, and the tension meter is used for pulling the cotton rope fixed in the groove, so that the direction hand wheel force can be measured. The invention has simple structure and convenient use, greatly reduces the whole mass, reduces the use of a large number of matching tools and reduces the operation difficulty and the operation time.
Drawings
FIG. 1 is a schematic view of a handwheel force-measuring disk structure in the embodiment of the invention: (a) a front view, (b) a side cross-sectional view;
FIG. 2 is a schematic view of a force measuring disc structure of a high-low handwheel in the embodiment of the invention: (a) a front view, (b) a side cross-sectional view;
FIG. 3 is a schematic view of the use state of a high-low handwheel force measuring disk in the embodiment of the invention: (a) a front view, (b) a side cross-sectional view;
Detailed Description
In order to make the objects, contents and advantages of the present invention clearer, the following detailed description of the embodiments of the present invention will be made in conjunction with the accompanying drawings and examples.
The embodiment provides a special vehicle hand wheel force detection tool, which comprises a direction hand wheel force measuring disc, a high-low hand wheel force measuring disc and a tension meter. The steering hand wheel force measuring disc and the high-low hand wheel force measuring disc are both formed by 3D printing of ABS materials.
As shown in fig. 1, the steering wheel force measuring disc comprises a steering wheel force measuring disc main body 1, and a first through hole with the diameter of 19mm is processed in the center of the steering wheel force measuring disc main body 1, so as to ensure that the steering wheel force measuring disc can be fixed by using the original method after the steering wheel force measuring disc cannot be fixed by using the steering wheel force measuring disc.
A frustum with the lower diameter of 52mm and the upper diameter of 34.2mm is machined in the center of one side, in contact with a direction hand wheel, of the direction hand wheel force measuring disc main body 1, and the frustum is used for being matched and positioned with a central taper hole of the direction hand wheel. A stepped hole with the diameter of 30mm and the height of 8mm is processed in the frustum and used for preventing the interference of a nut for fixing the direction hand wheel with the center of the direction hand wheel after the force measuring disc of the direction hand wheel is installed. And a second through hole which has the diameter of 9mm and plays a role of weight reduction is processed at a position 35mm away from the center of the hand wheel force measuring disc main body 1. A hand wheel handle through hole with the diameter of 32.5mm is machined at a position 47mm away from the center of the hand wheel force measuring disc body 1. A semicircular ring groove with the radius of 2.5mm is processed along the outer edge of the hand wheel force measuring disc main body 1 with the height of 8mm and is used for placing a traction wire for force measurement. An annular permanent magnet installation groove 2 with the major diameter of 100mm, the minor diameter of 52mm and the depth of 6mm is machined on the other side, in contact with the direction hand wheel, of the direction hand wheel force measuring disc main body 1. Because direction hand wheel handle passes hole portion area and permanent magnet mounting groove 2 coincidence, for guaranteeing direction hand wheel handle and pass hole intensity, pass the hole and be provided with direction hand wheel handle and pass the concentric and radius of circle limit that is 20mm with direction hand wheel handle at direction hand wheel handle and permanent magnet mounting groove 2 coincidence department. The permanent magnet mounting groove 2 is provided with 9 permanent magnets made of neodymium iron boron (NdFeB) materials with the diameter of 22 multiplied by 5mm in an annular arrangement mode, and the permanent magnets are used for fixing a direction hand wheel force measuring disc on a direction hand wheel in the force measuring process, positioning a direction hand wheel handle by matching a direction hand wheel force measuring disc center frustum with a direction hand wheel center taper hole and fixing the permanent magnets.
As shown in fig. 2, the high-low handwheel force-measuring disk comprises a high-low handwheel force-measuring disk main body 3 and a fixing buckle 4, and a third through hole with the diameter of 17mm is processed at the center of the high-low handwheel force-measuring disk main body 3, so as to ensure that the high-low handwheel force-measuring disk can be fixed by using the original method after the high-low handwheel force-measuring disk cannot be fixed by using the high-low handwheel force-measuring disk. A counter bore with the diameter of 50mm and the height of 6mm is processed in the center of one side of the high-low hand wheel force measuring disc main body 3, which is in contact with the high-low hand wheel, and is used for being matched with a boss at the center of the high-low hand wheel to position the high-low hand wheel force measuring disc. And a fourth through hole which has the diameter of 8mm and plays a role of weight reduction is processed at a position 35mm away from the center of the high-low hand wheel force measuring disc body 3. A high-low hand wheel handle through hole is processed at a position 59mm away from the center of the high-low hand wheel force measuring disc body 3. The mounting positions of the fixing buckles 4 are arranged on the outer edge of the high-low hand wheel force measuring disc main body 3, the four fixing buckles 4 are uniformly distributed on the periphery of the high-low hand wheel force measuring disc main body 3 through 3mm pin shafts and used for fixing the high-low hand wheel force measuring disc on a high-low hand wheel, and the high-low hand wheel handle, the counter bore in the center of the high-low hand wheel force measuring disc and the four fixing buckles 4 outside the high-low hand wheel handle are positioned and fixed by the four fixing buckles 4. A semicircular ring groove with the radius of 2.5mm is arranged along the outer edge of the high-low hand wheel main body 3 with the diameter of 186mm and the height of 7mm and is used for placing a force-measuring traction wire.
When the high-low hand wheel force measuring disc is used, the high-low hand wheel force measuring disc can be fixedly used only by sleeving the high-low hand wheel 5 with the high-low hand wheel force measuring disc main body 3 and clamping the fixing buckle 4 at the outer edge of the high-low hand wheel 5, as shown in fig. 3.
When in actual use, the high-low hand wheel force measuring disc, the direction hand wheel force measuring disc, the tension meter and the screwdriver are matched for use. When measuring the height hand wheel force, firstly, a straight screwdriver warps a lower hand wheel grip clamping piece, then a high-low hand wheel force measuring disc is sleeved, a high-low hand wheel handle, a center counter bore of the high-low hand wheel force measuring disc and a center boss of the high-low hand wheel are matched for positioning, then four fixing buckles 4 are clamped to the outer edge of the high-low hand wheel for fixing, a tension meter is used for pulling a cotton rope fixed in a groove, the high-low hand wheel force can be tested, the high-low hand wheel force measuring disc is taken down after the test is finished, the recovery can be finished by installing the hand wheel grip clamping piece, and bolt clamping and bolt dismounting are not needed.
When the force of the direction hand wheel is measured, the direction hand wheel force measuring disc is sleeved on the direction hand wheel, the direction hand wheel handle, the direction hand wheel central taper hole and the direction hand wheel force measuring disc central taper platform are matched for positioning, the permanent magnet is fixed by self during installation, the tension meter is used for pulling the cotton rope fixed in the groove, the direction hand wheel force can be tested, the direction hand wheel force measuring disc can be taken down after the force measurement is completed, and the bolt does not need to be disassembled. The invention can greatly simplify the testing steps and the testing tool, simultaneously reduce the overall weight of the tool, facilitate carrying and use, prevent damage to the hand wheel in the testing process and shorten the testing time.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (8)
1. A special vehicle hand wheel force detection tool is characterized by comprising a direction hand wheel force measuring disc, a high-low hand wheel force measuring disc and a tension meter; wherein the content of the first and second substances,
the steering hand wheel force measuring disc comprises a steering hand wheel force measuring disc main body, and a frustum matched with and positioned in a central taper hole of the steering hand wheel is machined in the center of one side, in contact with the steering hand wheel, of the steering hand wheel force measuring disc main body; a handle passing hole of the steering wheel is processed at the eccentric position of the main body of the force measuring disc of the steering wheel; a semicircular ring groove for placing a force-measuring traction wire is processed along the outer edge of the hand wheel force-measuring disc main body; an annular permanent magnet installation groove is processed on the other side, which is in contact with the hand wheel, of the hand wheel force measuring disc main body, and a plurality of permanent magnets are fixedly installed in the permanent magnet installation groove and used for fixing the hand wheel force measuring disc on the hand wheel in the force measuring process;
the high-low hand wheel force measuring disc comprises a high-low hand wheel force measuring disc main body and a fixing buckle; a counter bore is processed in the center of one side of the high-low hand wheel force measuring disc main body, which is contacted with the high-low hand wheel, and is used for positioning the high-low hand wheel force measuring disc by matching with a central boss of the high-low hand wheel; a handle through hole of the high-low hand wheel is processed at the eccentric position of the main body of the force measuring disc of the high-low hand wheel; the outer edge of the high-low hand wheel force measuring disc main body is provided with a fixing buckle mounting position, and the fixing buckles are distributed on the periphery mounting position of the high-low hand wheel force measuring disc main body through pin shafts and are used for fixing the high-low hand wheel force measuring disc on a high-low hand wheel; a semicircular ring groove for placing a force-measuring traction wire is processed along the outer edge of the force-measuring disk main body of the high-low hand wheel.
2. The hand wheel force detection tool of claim 1, wherein the steering hand wheel load cell and the high-low hand wheel load cell are both formed from ABS material by 3D printing.
3. The handwheel force detection tool of claim 1, wherein a through hole is machined in the center of the steering handwheel load cell body and/or the high-low handwheel load cell body.
4. The hand wheel force detection tool of claim 1, wherein a stepped bore is machined into the frustum.
5. The handwheel force detection tool of claim 1, wherein weight-reducing holes are machined in the steering handwheel load cell body and/or the high-low handwheel load cell body.
6. The hand wheel force detection tool of claim 1, wherein a plurality of permanent magnets are mounted and secured in an annular arrangement in the permanent magnet mounting slots.
7. The hand wheel force detection tool of claim 1, wherein the permanent magnet is a neodymium iron boron material.
8. The hand wheel force detection tool of claim 1, wherein a circular edge concentric with the hand wheel handle through hole is provided where the hand wheel handle through hole coincides with the permanent magnet mounting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110977273.1A CN113588151B (en) | 2021-08-24 | 2021-08-24 | Hand wheel force detection tool for special vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110977273.1A CN113588151B (en) | 2021-08-24 | 2021-08-24 | Hand wheel force detection tool for special vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113588151A true CN113588151A (en) | 2021-11-02 |
| CN113588151B CN113588151B (en) | 2024-05-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110977273.1A Active CN113588151B (en) | 2021-08-24 | 2021-08-24 | Hand wheel force detection tool for special vehicle |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB687779A (en) * | 1949-11-18 | 1953-02-18 | Joseph Bradbury & Sons Ltd | Device for use in testing the balance of wheels |
| JPH09202530A (en) * | 1996-01-25 | 1997-08-05 | Kuroiwa Denshi Kogyo:Kk | Tension control device for wire material |
| CN201348546Y (en) * | 2009-02-11 | 2009-11-18 | 北京交通大学 | Swing bolster load testing structure |
| CN201993237U (en) * | 2011-02-28 | 2011-09-28 | 中国北方车辆研究所 | Test input device for operation-control characteristics of heavy type wheeled vehicle |
| CN207095876U (en) * | 2017-07-24 | 2018-03-13 | 北京汽车股份有限公司 | Load steering wheel mounting fixture |
| CN108151940A (en) * | 2018-01-02 | 2018-06-12 | 天津工业大学 | A kind of tooth root subsurface stratum stress measurement system for high-performance rack member |
| CN112212780A (en) * | 2019-07-09 | 2021-01-12 | 株式会社捷太格特 | Sensor device |
| CN215865600U (en) * | 2021-08-24 | 2022-02-18 | 北京北方车辆集团有限公司 | Special vehicle hand wheel force detection tool |
-
2021
- 2021-08-24 CN CN202110977273.1A patent/CN113588151B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB687779A (en) * | 1949-11-18 | 1953-02-18 | Joseph Bradbury & Sons Ltd | Device for use in testing the balance of wheels |
| JPH09202530A (en) * | 1996-01-25 | 1997-08-05 | Kuroiwa Denshi Kogyo:Kk | Tension control device for wire material |
| CN201348546Y (en) * | 2009-02-11 | 2009-11-18 | 北京交通大学 | Swing bolster load testing structure |
| CN201993237U (en) * | 2011-02-28 | 2011-09-28 | 中国北方车辆研究所 | Test input device for operation-control characteristics of heavy type wheeled vehicle |
| CN207095876U (en) * | 2017-07-24 | 2018-03-13 | 北京汽车股份有限公司 | Load steering wheel mounting fixture |
| CN108151940A (en) * | 2018-01-02 | 2018-06-12 | 天津工业大学 | A kind of tooth root subsurface stratum stress measurement system for high-performance rack member |
| CN112212780A (en) * | 2019-07-09 | 2021-01-12 | 株式会社捷太格特 | Sensor device |
| CN215865600U (en) * | 2021-08-24 | 2022-02-18 | 北京北方车辆集团有限公司 | Special vehicle hand wheel force detection tool |
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| CN113588151B (en) | 2024-05-14 |
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