CN113188706A - Device and method for measuring torque angle of knob - Google Patents
Device and method for measuring torque angle of knob Download PDFInfo
- Publication number
- CN113188706A CN113188706A CN202110403303.8A CN202110403303A CN113188706A CN 113188706 A CN113188706 A CN 113188706A CN 202110403303 A CN202110403303 A CN 202110403303A CN 113188706 A CN113188706 A CN 113188706A
- Authority
- CN
- China
- Prior art keywords
- knob
- clamping
- cylinder
- torque
- measuring device
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 15
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 238000011161 development Methods 0.000 claims description 5
- 238000012360 testing method Methods 0.000 abstract description 10
- 238000005259 measurement Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000004438 eyesight Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/22—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring angles or tapers; for testing the alignment of axes
Abstract
The invention discloses a knob torque angle measuring device and method, and belongs to the technical field of knob torque angle measurement. The invention provides a device and a method for measuring a torque angle of a knob, and provides corresponding flow methods such as clamping, testing and curve fitting.
Description
Technical Field
The invention discloses a device and a method for measuring a torque angle of a knob, and belongs to the technical field of measurement of the torque angle of the knob.
Background
The switches in the form of knobs in the automobile are numerous, the torque-angle curve of the knobs is a key factor influencing the subjective operation feeling of a driver, equipment capable of measuring the curve in the industry at present is large in size and high in price (15-20 ten thousand yuan), and the equipment does not have convenience for daily evaluation and benchmarking in the field of automobile development. The invention provides a measuring device combining a simple clamp and a digital display angle torque wrench, and provides corresponding flow methods of clamping, testing, curve fitting and the like. Compared with the existing test equipment, the invention has the advantages of larger space volume, cost and convenience.
Disclosure of Invention
The invention aims to solve the problems of large volume, high cost, poor compatibility and the like of the conventional knob force value curve testing equipment and provides a knob torque angle measuring device and a knob torque angle measuring method.
The specific technical scheme of the invention is as follows:
the utility model provides a knob moment angle measuring device, includes drum assembly and digital display corner moment spanner, drum assembly top and side are provided with nut and clamping mechanism respectively, drum assembly cover is established on being surveyed the knob and is fixed rather than being in the same place through clamping mechanism, digital display corner moment spanner can drive drum assembly and being surveyed the knob through the nut and rotate on spiral selector.
Preferably, the cylinder assembly consists of a cylinder and a three-jaw steel sheet fixed on the top of the cylinder, and the axis of the nut is collinear with the axis of the cylinder.
Preferably, the middle part of the three-jaw steel sheet is provided with a mounting round hole, and the axis of the mounting round hole is collinear with the axis of the nut, the cylinder and the measured knob respectively.
Preferably, the clamping mechanism comprises at least two rows of clamping component groups, each row of clamping component group comprises at least two rows of clamping components, each clamping component comprises a clamping nut and a clamping bolt which are connected through threads, the two groups of clamping components are uniformly arranged on the side surface of the cylinder, the clamping nuts are fixed on the cylinder, the cylinder and the clamping nuts are correspondingly provided with fixing holes, and the measured knob is relatively fixed with the cylinder assembly through the two clamping bolts.
Preferably, the clamping mechanism further comprises a rubber cap, and the rubber cap is sleeved at the end part of the clamping bolt.
Preferably, the measured knob is in point contact or line contact with the end of the clamping bolt.
Preferably, the effective length of the clamping bolt into the barrel should be no less than its radius.
Preferably, the inner diameter of the rubber cap is larger than or equal to the outer diameter of the clamping bolt.
A knob torque angle measuring method is applied to the knob torque angle measuring device and comprises the following steps:
step S10, sleeving the cylinder assembly on the measured knob and fixing the cylinder assembly with the measured knob through a clamping mechanism, wherein the digital display corner torque wrench is arranged on the nut;
step S20, rotating the digital display corner torque wrench to a preset angle, and obtaining a corresponding rotating angle and torque readings through the digital display corner torque wrench;
step S30, repeating the step S20 to obtain N rotation angles and moment readings, and making data records through Excel;
step S40, obtaining a knob torque angle curve through N rotation angles and torque readings;
step S50, obtaining key parameters influencing the operation hand feeling through the knob torque angle curve;
and step S60, the key parameters influencing the operation hand feeling are used for guiding part development work.
Preferably, the key parameters affecting the operational hand feel include: peak force of rotation, slope of the rotation curve, and force of rotational return.
Compared with the prior art, the invention has the following beneficial effects:
the invention provides a device and a method for measuring a torque angle of a knob, and provides corresponding flow methods such as clamping, testing and curve fitting.
Drawings
Fig. 1 is an isometric view of a knob torque angle measuring device according to the present invention.
Fig. 2 is an exploded view of a knob torque angle measuring device according to the present invention.
FIG. 3 is a schematic view of a clamping of the knob torque angle measuring device of the present invention.
FIG. 4 is a diagram of a knob torque angle curve of a knob torque angle measuring device according to the present invention.
Wherein:
1-digital display corner torque wrench;
2-a nut;
3-three-jaw steel sheet;
4-cylinder;
5-clamping the nut;
6-clamping the bolt;
7-a rubber cap;
8-a screw shifter;
9-measured knob;
10-installing a round hole.
Detailed Description
The invention is further illustrated below with reference to the accompanying figures 1-4:
the technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. 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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically connected or connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1-2, a first embodiment of the present invention provides a device for measuring a torque angle of a knob based on the prior art, which includes a cylinder assembly and a digital display angle torque wrench 1, wherein a nut 2 and a clamping mechanism are respectively disposed on a top and a side of the cylinder assembly, the cylinder assembly is sleeved on a measured knob 9 and fixed together with the measured knob through the clamping mechanism, the digital display angle torque wrench 1 can drive the cylinder assembly and the measured knob 9 to rotate on a digital display shifter 8 through the nut 2, and simultaneously, a display screen of the digital display angle torque wrench can read a rotation angle of the knob and a corresponding torque value.
The cylinder assembly consists of a cylinder 4 and a three-jaw steel sheet 3 fixed on the top of the cylinder, the axis of the nut 2 is collinear with the axis of the cylinder 4, the three-jaw steel sheet comprises three welding jaw sheets uniformly distributed in the circumferential direction, and the top end of each jaw sheet is flanged for 90 degrees and is used for being welded with the steel cylinder 4, so that the torque from the knob can be transmitted to the digital display angle torque wrench; in addition, the circle center of the three-jaw steel sheet is provided with a mounting round hole 10 with the diameter of 4mm, and the axis of the mounting round hole 10 is collinear with the axis of the nut 2, the cylinder 4 and the measured knob 9 respectively. When this hole was used for the installation test fixture, installer was through this hole and surveyed knob center department and is looked well, when guaranteeing perpendicular to knob direction eyesight, three-jaw steel sheet centre bore and knob center coincidence could guarantee test fixture's correct installation and test result's accuracy effective like this.
The clamping mechanism comprises at least two rows of clamping component groups, each row of clamping component group comprises at least two rows of clamping components, in the example, three rows of clamping component groups are provided, each row of clamping component groups comprises a clamping nut 5 and a clamping bolt 6 which are connected through threads, two groups of clamping components are uniformly arranged on the side surface of the cylinder 4, the clamping nut 5 is fixed on the cylinder 4, the cylinder 4 and the clamping nut 5 are correspondingly provided with fixing holes, and the measured knob 9 is relatively fixed with the cylinder assembly through the two clamping bolts 6. The diameter of the steel cylinder related to the technical scheme is set to be 80mm, the length of the steel cylinder related to the embodiment is 50mm, 3M 6 clamping nuts 5 can be arranged in the length direction, and the compatibility of the height of the tested knob is guaranteed; in addition, 3 groups of nut holes are arranged on the side wall of the cylinder at equal intervals, and 3 nut holes in each group are uniformly distributed in the circumferential direction and are used for penetrating through the clamping bolt to clamp the knob to be tested.
The nominal diameter and the thread pitch of the clamping bolt 6 matched with the clamping nut 5 are selected, 3 clamping bolts 6 with the M6 standard thread pitch are selected, and the effective screwing length of the clamping bolts 6 is not less than the radius of the cylinder 4, so that the compatibility of knobs with various sizes is ensured. For the measured knobs 9 with different heights, the 3 clamping bolts 6 can be adjusted and assembled into the clamping nuts 5 with different heights for clamping height adaptation, and the measured knobs 9 are in point contact or line contact with the end parts of the clamping bolts 6.
Wherein the rubber cap 7 is assembled with the end part of the clamping bolt 6 and is used for avoiding the problem that the bolt is easy to slip when clamping the smooth side surface of the knob 9 to be measured, in addition, the rubber cap 7 can also play a role in protecting the appearance surface of the knob and preventing scratching, the inner diameter of the rubber cap 7 is more than or equal to the outer diameter of the clamping bolt 6, the inner diameter of the rubber cap 7 is matched with the clamping bolt 6, and the phenomenon of free falling after installation is avoided,
a knob moment angle measuring method is used for the knob moment angle measuring device and comprises the following steps:
step S10, the cylinder assembly is sleeved on the tested knob 9 and fixed together with the tested knob through the clamping mechanism,
firstly, aligning a cylinder 4 and a tested knob 9 in a testing device in the center, then selecting a clamping nut 5 suitable for the height of the knob, screwing 3 clamping bolts 6 into the corresponding clamping nuts 5, mounting an anti-skid rubber cap 7 to the end part of the clamping bolt 6 after screwing in, allowing an installer to visually observe downwards from a mounting round hole 10 in the nut 2 at the top until the aligning hole coincides with the center of the knob, continuously screwing 3 clamping bolts 6 in the aligning posture until the tested knob 9 is stably and firmly clamped, wherein the clamping state is as shown in figure 3, and the digital display corner torque wrench 1 is mounted on the nut 2;
step S20, rotating the digital display corner torque wrench 1 to a preset angle, and obtaining a corresponding rotating angle and torque indication through the digital display corner torque wrench 1;
step S30, repeating the step S20 to obtain N rotation angles and moment readings, and making data records through Excel;
and step S40, obtaining a knob torque angle curve through the N rotation angles and the torque readings.
Step S50, obtaining key parameters influencing the operation hand feeling through the knob torque angle curve, wherein the key parameters influencing the operation hand feeling comprise: peak force of rotation, slope of the rotation curve, and force of rotational return.
And step S60, the key parameters influencing the operation hand feeling are used for guiding part development work.
According to the method, another embodiment is enumerated, the full stroke angle of the knob test is 30 degrees, in the case of collecting about 150 data points for curve fitting, the more the collected data points are, the higher the precision of the curve is, so the selection of the data points can be determined according to the actual precision requirement. As shown in fig. 4, from the fitted moment-angle curve, key parameters affecting the operation hand feeling, such as the peak force of the rotation of the knob, the slope of the curve, the restoring force, etc., can be extracted for guiding the part development work.
While embodiments of the invention have been disclosed above, it is not intended to be limited to the uses set forth in the specification and examples. It can be applied to all kinds of fields suitable for the present invention. Additional modifications will readily occur to those skilled in the art. It is therefore intended that the invention not be limited to the exact details and illustrations described and illustrated herein, but fall within the scope of the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a knob moment angle measuring device, its characterized in that includes drum assembly and digital display corner moment spanner (1), drum assembly top and side are provided with nut (2) and clamping mechanism respectively, drum assembly cover is established on being surveyed knob (9) and is fixed rather than being in the same place through clamping mechanism, digital display corner moment spanner (1) can drive drum assembly and be surveyed knob (9) through nut (2) and rotate on spiral selector (8).
2. A knob torque angle measuring device according to claim 1, characterized in that the cylinder assembly is composed of a cylinder (4) and a three-jaw steel plate (3) fixed on the top of the cylinder, and the axis of the nut (2) is collinear with the axis of the cylinder (4).
3. A knob torque angle measuring device according to claim 2, characterized in that the middle of the three-jaw steel sheet (3) is provided with a mounting round hole (10), and the axis of the mounting round hole (10) is collinear with the axis of the nut (2), the cylinder (4) and the measured knob (9).
4. A knob torque angle measuring device according to claim 2 or 3, characterized in that the clamping mechanism comprises at least two rows of clamping member sets, each row of clamping member sets comprises at least two rows of clamping members, the clamping members comprise clamping nuts (5) and clamping bolts (6) which are connected through screw threads, two groups of clamping members are uniformly arranged on the side surface of the cylinder (4), the clamping nuts (5) are fixed on the cylinder (4), the cylinder (4) is provided with fixing holes corresponding to the clamping nuts (5), and the measured knob (9) is relatively fixed with the cylinder assembly through the two clamping bolts (6).
5. A knob torque angle measuring device according to claim 4, characterized in that the clamping mechanism further comprises a rubber cap (7), said rubber cap (7) is sleeved on the end of the clamping bolt (6).
6. A knob torque angle measuring device according to claim 5, characterized in that the measured knob (9) is in point or line contact with the end of the clamping bolt (6).
7. A knob torque angle measuring device according to claim 5 or 6, characterized in that the effective length of the clamping bolt (6) into the cylinder (4) should not be less than its radius.
8. A knob torque angle measuring device according to claim 7, characterized in that the inner diameter of the rubber cap (7) is equal to or larger than the outer diameter of the clamping bolt (6).
9. A knob torque angle measuring method applied to a knob torque angle measuring device according to any one of claims 1 to 7, comprising:
step S10, sleeving the cylinder assembly on the measured knob (9) and fixing the cylinder assembly with the measured knob through a clamping mechanism, wherein the digital display corner torque wrench (1) is arranged on the nut (2);
step S20, rotating the digital display corner torque wrench (1) to a preset angle, and obtaining a corresponding rotating angle and torque readings through the digital display corner torque wrench (1);
step S30, repeating the step S20 to obtain N rotation angles and moment readings, and making data records through Excel;
step S40, obtaining a knob torque angle curve through N rotation angles and torque readings;
step S50, obtaining key parameters influencing the operation hand feeling through the knob torque angle curve;
and step S60, the key parameters influencing the operation hand feeling are used for guiding part development work.
10. The method of claim 9, wherein the key parameters affecting the operational feel comprise: peak force of rotation, slope of the rotation curve, and force of rotational return.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110403303.8A CN113188706A (en) | 2021-04-15 | 2021-04-15 | Device and method for measuring torque angle of knob |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110403303.8A CN113188706A (en) | 2021-04-15 | 2021-04-15 | Device and method for measuring torque angle of knob |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113188706A true CN113188706A (en) | 2021-07-30 |
Family
ID=76975746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110403303.8A Pending CN113188706A (en) | 2021-04-15 | 2021-04-15 | Device and method for measuring torque angle of knob |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113188706A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105784249A (en) * | 2016-03-28 | 2016-07-20 | 北京理工大学 | Measuring device and method for torsion-tension relation of threaded structure |
| CN106294944A (en) * | 2016-07-29 | 2017-01-04 | 温州长江汽车电子有限公司 | A kind of encoder knob orbital data modeling method |
| CN210037056U (en) * | 2019-07-31 | 2020-02-07 | 重庆长安汽车股份有限公司 | Knob selector moment of shifting test appurtenance |
| CN212275126U (en) * | 2020-06-23 | 2021-01-01 | 中铁十二局集团第二工程有限公司 | Bolt torque detection device |
-
2021
- 2021-04-15 CN CN202110403303.8A patent/CN113188706A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105784249A (en) * | 2016-03-28 | 2016-07-20 | 北京理工大学 | Measuring device and method for torsion-tension relation of threaded structure |
| CN106294944A (en) * | 2016-07-29 | 2017-01-04 | 温州长江汽车电子有限公司 | A kind of encoder knob orbital data modeling method |
| CN210037056U (en) * | 2019-07-31 | 2020-02-07 | 重庆长安汽车股份有限公司 | Knob selector moment of shifting test appurtenance |
| CN212275126U (en) * | 2020-06-23 | 2021-01-01 | 中铁十二局集团第二工程有限公司 | Bolt torque detection device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4686859A (en) | Load indicating member, apparatus and method | |
| EP0182185A2 (en) | Load indicating member, apparatus and method | |
| CN204694393U (en) | A kind of screw torque force checking device | |
| JPH11509297A (en) | Device for measuring the elongation of threaded bolts or screws | |
| CN113188706A (en) | Device and method for measuring torque angle of knob | |
| US6161884A (en) | Source-coded unitary eye bolts | |
| EP0572330A2 (en) | Bolt and nut evaluator | |
| CN218381383U (en) | Electric torque tool test bed with belleville spring adapter | |
| CN215832991U (en) | Endurance test device of brake valve | |
| CN113358261A (en) | Automobile steering force testing tool and testing method thereof | |
| CN208584509U (en) | Test-bed | |
| CN220613885U (en) | Screw locking tool | |
| CN219113924U (en) | Pointer type torque wrench | |
| CN218211892U (en) | Portable tool for detecting bolt fastening degree | |
| CN218646506U (en) | Electric wrench checking tool | |
| CN210625501U (en) | Thread detection machine | |
| CN115508002A (en) | Electric torque tool test bed with belleville spring adapter | |
| CN216883546U (en) | Symmetry positioning tool for gear shaft detection | |
| CN211206198U (en) | Auxiliary device for checking anti-sliding coefficient of bolt connection friction surface | |
| CN220556016U (en) | Firm bolt | |
| CN215374302U (en) | Electric tool calibration tool | |
| CN217738544U (en) | Portable torque wrench calibrating device | |
| CN219391221U (en) | Calibrator for torque wrench | |
| CN217345411U (en) | Angle-adjustable universal jig | |
| CN214980652U (en) | Adjustable digital display torque wrench |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210730 |
|
| RJ01 | Rejection of invention patent application after publication |