CN108168751B - Torsional spring torque measurer - Google Patents
Torsional spring torque measurer Download PDFInfo
- Publication number
- CN108168751B CN108168751B CN201711250339.7A CN201711250339A CN108168751B CN 108168751 B CN108168751 B CN 108168751B CN 201711250339 A CN201711250339 A CN 201711250339A CN 108168751 B CN108168751 B CN 108168751B
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- shell
- torsion spring
- bushing
- stop block
- bearing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L3/00—Measuring torque, work, mechanical power, or mechanical efficiency, in general
- G01L3/02—Rotary-transmission dynamometers
- G01L3/14—Rotary-transmission dynamometers wherein the torque-transmitting element is other than a torsionally-flexible shaft
- G01L3/1407—Rotary-transmission dynamometers wherein the torque-transmitting element is other than a torsionally-flexible shaft involving springs
Abstract
The invention discloses a torsion spring torque measurer, and belongs to the technical field of torsion spring detection device design. The shell is a circular hollow shell with one open end, a bearing is arranged in the shell, and two sides of the bearing are respectively abutted against the shell and the first bushing; one side of the side wall of the shell, which is opposite to the dial, is provided with a pointer, and one end of the mandrel sequentially penetrates through an end cover, a bearing, a first bushing and the dial of the shell and is arranged on the bracket through a fastening nut and a gasket; the other end of the core shaft is additionally provided with a test piece torsion spring, and the falling of the test piece torsion spring is limited by the second bushing; a first stop block is arranged on the end face of the shell, and a second stop block is arranged on the second bushing; one end of the torsion spring is arranged on the second stop block, and the other end of the torsion spring is matched with the first stop block; the rotating shell can enable the torsion spring to just abut against the first stop block, the shell is rotated again, and after the pointer rotates to the required angle value, the moment value at the moment is recorded. The tool is simple and convenient to use, convenient to measure, high in efficiency, low in technical requirement and suitable for batch part detection.
Description
Technical Field
The invention belongs to the technical field of torsional spring detection device design, and particularly relates to a torsional spring torque measurer.
Background
The torsion spring is a conventional standard part in the market, the quality is uneven, factory inspection is required before use and assembly, and the torsion spring is allowed to be sent to a production unit after being qualified, and the quality detection of the torsion spring is a heavy task with low technical requirement precision, but time cost and labor cost are occupied;
the existing torsion spring detection machine can only detect linear direction force value data of types such as springs, cannot detect torque, and cannot quickly detect the torsion spring.
Disclosure of Invention
The purpose of the invention is as follows: in order to solve the problems, the invention provides the torsion spring torque measuring device, which can realize convenient and quick measurement of torsion springs, improves the efficiency and is suitable for batch detection.
The technical scheme of the invention is as follows: a torsion spring gage comprising: the device comprises a shell, a bearing, a dial, a bracket, a core shaft, a first stop block, a second stop block, a first bushing, a second bushing and a torsion spring;
the shell is a circular hollow shell with one open end, a bearing is arranged in the shell, one side of the bearing is abutted against the inner wall of an end cover of the shell, and the other side of the bearing is abutted against the dial through a first bushing;
a pointer is arranged on one side of the side wall of the shell, which is opposite to the dial, and the rotating direction of the pointer is kept parallel to the radial direction of the dial;
one end of the mandrel sequentially penetrates through the end cover, the bearing, the first bushing and the dial of the shell and is installed on the support through the fastening nut and the gasket;
the other end of the core shaft is additionally provided with a test piece torsion spring, and the falling of the test piece torsion spring is limited by a second bushing;
a first stop block is arranged on the end face of the shell, and a second stop block is arranged on the second bushing; one end of the torsion spring is arranged on the second stop block, and the other end of the torsion spring is matched with the first stop block;
the rotating shell can enable the torsion spring to just abut against the first stop block, the shell is rotated again, and after the pointer rotates to the required angle value, the moment value at the moment is recorded.
Preferably, the side wall of the housing is provided with an annular mounting groove along the circumferential direction thereof;
a pull rope is arranged in the annular mounting groove, and the shell is driven to rotate through the pull rope;
and a force measuring device is arranged at the other end of the pull rope.
Preferably, the second stopper selects a stop pin, and the stop pin and the second bushing are installed through threads.
Preferably, one end of the bracket is provided with a horizontal mounting end face;
the horizontal mounting end face is provided with a limiting pin mounting hole, and a limiting pin is mounted in the limiting pin mounting hole;
and fuses are arranged at two ends of the limiting pin.
Preferably, the second bushing is a T-shaped boss, the second bushing is provided with a mounting hole, and the second bushing is sleeved on the horizontal mounting end face through the mounting hole.
Preferably, the two ends of the torsion spring are provided with anti-abrasion pads.
The technical scheme of the invention has the beneficial technical effects that: the torsion spring torque measurer is simple and convenient to use, convenient to measure, high in efficiency, low in technical requirement and suitable for batch part detection.
Drawings
FIG. 1 is a schematic structural view of a preferred embodiment of a torsion spring torque gauge of the present invention;
FIG. 2 is a schematic cross-sectional view of a preferred embodiment of the torsion spring rate gauge of the present invention;
FIG. 3 is a schematic structural view of the housing of the embodiment shown in FIG. 1;
FIG. 4 is a schematic view of the horizontal mounting surface of the mandrel of the embodiment of FIG. 1;
the device comprises a shell, a bearing, a dial, a support, a mandrel, a first stop block, a second stop block, a first bushing, a second bushing, a torsion spring, a pointer, a ring-shaped mounting groove, a limiting pin, a horizontal mounting surface and a limiting pin mounting hole, wherein the shell is 1-the bearing 2-the dial is 3-the support 4-the mandrel 5-the first stop block is 6-the second stop block is 7-the first bushing, the second bushing is 9-the torsion spring 10-the pointer is 11-the annular.
Detailed Description
In order to make the implementation objects, technical solutions and advantages of the present invention clearer, the technical solutions in the embodiments of the present invention will be described in more detail below with reference to the accompanying drawings in the embodiments of the present invention. In the drawings, the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The described embodiments are only some, but not all embodiments of the invention. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the 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. Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
In the description of the present invention, it is to be understood that the terms "center", "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 merely for convenience in describing the present invention and for simplifying the 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 scope of the present invention.
As shown in fig. 1 and 2: a torsion spring gage comprising: the device comprises a shell 1, a bearing 2, a dial 3, a bracket 4, a core shaft 5, a first stop 6, a second stop 7, a first bushing 8, a second bushing 9 and a torsion spring 10;
The side wall of the shell 1, which is opposite to the dial 3, is provided with a pointer 11, and the pointer 11 is fastened on the side wall of the shell 1 through a screw and can rotate along with the shell 1. The pointer 11 is kept at a distance from the surface of the scale 3 and its direction of rotation is kept parallel to the radial direction of the scale 3.
One end of the mandrel 5 sequentially penetrates through the end cover of the shell 1, the bearing 2, the first bushing 8 and the dial 3 and is installed on the support 4 through a fastening nut and a gasket;
in this embodiment, support 4 adopts the channel steel preparation, conveniently draws materials, and the one end of dabber 5 is provided with the installation screw thread, and its screw thread and fastening nut cooperation, dabber 5 and fastening nut cooperation installation fix calibrated scale 3, casing 1 on the web of support 4.
The other end of the mandrel 5 is additionally provided with a test piece torsion spring 10, and the falling of the test piece torsion spring is limited by a second bushing 9;
a first stop block 6 is arranged on the end face of the shell 1, and the first stop block 6 is installed on the end face of the shell 1 through a screw;
the second bushing 9 is provided with a second stop 7, one end of the torsion spring 10 is installed on the second stop 7, and the other end of the torsion spring is installed in a matching way with the first stop 6;
the torsion spring 10 can just abut against the first stop 6 by rotating the shell 1, the shell 1 is rotated again, and the moment value at the moment is recorded after the pointer 11 rotates to the required angle value.
In this embodiment, as shown in fig. 3: the side wall of the shell 1 is provided with an annular mounting groove 12 along the circumferential direction;
a pull rope is arranged in the annular mounting groove 12, and the shell 1 is driven to rotate through the pull rope; the ergograph is installed to the stay cord other end, and the ergograph can measure when experimental the stopping, for the torsional moment that the test piece torsional spring provided.
It can be understood that: the shell 1 is not the only technical scheme for driving the shell to rotate through the pull rope, and the shell can also be used together by adopting the matching of the convex teeth and the toothed belt, arranging annular convex teeth, such as common triangular convex teeth, on the side wall of the shell 1 and matching with a conveyor belt meshed with the annular convex teeth.
In this embodiment, a backing pin is selected to second stopper 7, and backing pin and second bush 9 pass through the screw thread installation, and backing pin and second bush 9 adopt demountable installation, can be used to the torsional spring of different length to test, as long as change the backing pin and can realize at the protruding length of second bush 9, carry out different kind torsional spring test through the backing pin of changing different models, also can realize changing under the condition that the backing pin damaged.
In this embodiment, as shown in fig. 4: one end of the mandrel 5, which is far away from the bracket 4, is provided with a horizontal mounting surface 51;
the horizontal mounting surface 51 is provided with a limit pin mounting hole 52, the limit pin 13 is mounted in the limit pin mounting hole 52, the second bushing 9 is prevented from falling off from the mandrel 5 by mounting the limit pin 13, and fuses are arranged at two ends of the limit pin 13 for increasing the reliability of the limit pin 13.
In this embodiment, the second bushing 9 is a T-shaped boss, the second bushing 9 is provided with a mounting hole, the second bushing 9 is sleeved on the horizontal mounting surface 51 through the mounting hole, and the bushing mounting hole has a horizontal section to prevent the second bushing 9 from rotating relatively on the mandrel 5.
In this embodiment, the two ends of the torsion spring 10 are provided with anti-wear pads to prevent the torsion spring and the core shaft 5 from being worn due to rotation and damaging the body structure of the torsion spring and the core shaft.
The specific assembly and use process is as follows:
1) pressing a bearing 2 with model 6203 into a mandrel 5, pressing a component into a shell 1, installing a first stop dog 6 of a pointer 11 on the shell 1, fixing the first stop dog by screws GB 818M 3X 5 and GB 818M 3X 10 respectively, installing a first bushing 8 into the mandrel 5, stopping an inner ring of the bearing 6203, installing a dial 3 into the mandrel 5 and attaching the dial to the first bushing 8, installing the component on a bracket 4, fixing the component by using a nut M12 and a gasket GB 97.112X 24X 1.5, placing an anti-abrasion pad into the mandrel, installing a torsion spring 10 (a to-be-detected component) into the mandrel, installing a second bushing 9, installing a stop pin on the second bushing 9, fixing the second bushing 9 by using a limiting pin, and fixing a pull rope in an annular installation groove 12 of the shell.
2) After the device is assembled, the other end of the pull rope is provided with the force measuring device, the pull rope is tensioned, so that the two ends of the torsion spring are just stressed, the scale (0-degree state) on the dial is recorded, and the moment value is recorded after the pointer is rotated to the required angle value by tensioning.
Finally, it should be pointed out that: the above examples are only for illustrating the technical solutions of the present invention, and are not limited thereto. Although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (5)
1. A torsion spring torque gauge, comprising: the device comprises a shell (1), a bearing (2), a dial (3), a bracket (4), a mandrel (5), a first stop block (6), a second stop block (7), a first bushing (8), a second bushing (9) and a torsion spring (10);
the shell (1) is a circular hollow shell with one open end, a bearing (2) is installed in the shell, one side of the bearing (2) abuts against the inner wall of an end cover of the shell (1), and the other side of the bearing (2) abuts against the dial (3) through a first bushing (8);
a pointer (11) is mounted on one side, opposite to the dial (3), of the side wall of the shell (1), and the rotating direction of the pointer (11) is radially kept parallel to the dial (3);
one end of the mandrel (5) sequentially penetrates through an end cover of the shell (1), the bearing (2), the first bushing (8) and the dial (3) and is installed on the support (4) through a fastening nut and a gasket;
a torsion spring (10) of a test piece is additionally arranged at the other end of the core shaft (5), and the falling of the torsion spring is limited by a second bushing (9);
a first stop block (6) is arranged on the end face of the shell (1), and a second stop block (7) is arranged on the second bushing; one end of the torsion spring (10) is arranged on the second stop block (7), and the other end of the torsion spring is matched with the first stop block (6);
the shell (1) is rotated to enable the torsion spring to be just abutted against the first stop block (6), the shell (1) is rotated again, and after the pointer (11) rotates to a required angle value, a moment value at the moment is recorded;
the side wall of the shell (1) is provided with an annular mounting groove (12) along the circumferential direction;
a pull rope is arranged in the annular mounting groove (12), and the shell (1) is driven to rotate through the pull rope;
and a force measuring device is arranged at the other end of the pull rope.
2. The torsion spring rate gauge according to claim 1, wherein: the second stop block (7) selects a stop pin, and the stop pin and the second bushing (9) are installed through threads.
3. The torsion spring rate gauge according to claim 1, wherein: one end of the mandrel (5) far away from the bracket (4) is provided with a horizontal mounting surface (51);
the horizontal mounting surface (51) is provided with a limiting pin mounting hole (52), and a limiting pin (13) is mounted in the limiting pin mounting hole;
and fuses are arranged at two ends of the limiting pin (13).
4. A torsion spring rate gauge according to claim 3, wherein: the second bushing (9) is a T-shaped boss, the second bushing (9) is provided with a mounting hole, and the second bushing (9) is sleeved on the horizontal mounting surface (51) through the mounting hole.
5. The torsion spring rate gauge according to claim 1, wherein: and two ends of the torsion spring (10) are provided with anti-abrasion pads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711250339.7A CN108168751B (en) | 2017-12-01 | 2017-12-01 | Torsional spring torque measurer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711250339.7A CN108168751B (en) | 2017-12-01 | 2017-12-01 | Torsional spring torque measurer |
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| Publication Number | Publication Date |
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| CN108168751A CN108168751A (en) | 2018-06-15 |
| CN108168751B true CN108168751B (en) | 2020-10-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711250339.7A Active CN108168751B (en) | 2017-12-01 | 2017-12-01 | Torsional spring torque measurer |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112213208A (en) * | 2020-09-07 | 2021-01-12 | 深圳技术大学 | Torsion testing machine |
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| SU979910A1 (en) * | 1981-06-10 | 1982-12-07 | Предприятие П/Я А-1882 | Torsion spring mechanical characteristic determination device |
| DE3833467A1 (en) * | 1988-10-01 | 1990-04-05 | Agfa Gevaert Ag | MEASURING AND CONTROL SHAFT FOR ADJUSTING A CONSTANT TORQUE ON A DRIVE SHAFT, PREFERABLY FOR A FILM REEL DRIVE |
| CN2588354Y (en) * | 2002-11-21 | 2003-11-26 | 烟台首钢东星(集团)公司 | Torsion testing instrument |
| CN203203731U (en) * | 2012-12-18 | 2013-09-18 | 天津市百利电气有限公司 | Jig capable of measuring torque of cylindrical helical torsion spring |
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| CN205898341U (en) * | 2016-07-22 | 2017-01-18 | 李正华 | Torsional spring moment test system |
| CN106644442A (en) * | 2016-12-23 | 2017-05-10 | 湖北三江航天红峰控制有限公司 | Torsion spring fixed angle force measuring device |
| CN206568067U (en) * | 2017-03-06 | 2017-10-20 | 西京学院 | A kind of moment of torsion perceives instrument |
Family Cites Families (6)
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| CN2112147U (en) * | 1991-12-30 | 1992-08-05 | 西安钟表材料厂 | Moment instrument using spiral power spring |
| WO2013177332A1 (en) * | 2012-05-23 | 2013-11-28 | Halliburton Energy Services, Inc. | Non-contact torque measurement apparatus and method |
| CN102147304A (en) * | 2010-12-22 | 2011-08-10 | 河南中光学集团有限公司 | Device for detecting characteristic moment value of torsional spring |
| CN104655345A (en) * | 2013-11-18 | 2015-05-27 | 纬创资通股份有限公司 | Torsion testing tool |
| DE102014216374A1 (en) * | 2014-08-19 | 2016-02-25 | Schaeffler Technologies AG & Co. KG | Roll stabilizer for a motor vehicle |
| CN205580639U (en) * | 2016-02-29 | 2016-09-14 | 杭州康特尔电梯部件有限公司 | Torsional spring torsion detects frock |
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Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU979910A1 (en) * | 1981-06-10 | 1982-12-07 | Предприятие П/Я А-1882 | Torsion spring mechanical characteristic determination device |
| DE3833467A1 (en) * | 1988-10-01 | 1990-04-05 | Agfa Gevaert Ag | MEASURING AND CONTROL SHAFT FOR ADJUSTING A CONSTANT TORQUE ON A DRIVE SHAFT, PREFERABLY FOR A FILM REEL DRIVE |
| CN2588354Y (en) * | 2002-11-21 | 2003-11-26 | 烟台首钢东星(集团)公司 | Torsion testing instrument |
| CN203203731U (en) * | 2012-12-18 | 2013-09-18 | 天津市百利电气有限公司 | Jig capable of measuring torque of cylindrical helical torsion spring |
| CN104251754A (en) * | 2014-08-18 | 2014-12-31 | 杭州富春弹簧有限公司 | Torque testing tooling for reverse-thrusting torsion spring |
| CN205826186U (en) * | 2016-06-28 | 2016-12-21 | 厦门美时美克空气净化有限公司 | A kind of torsion spring moment measuring device |
| CN205898341U (en) * | 2016-07-22 | 2017-01-18 | 李正华 | Torsional spring moment test system |
| CN106644442A (en) * | 2016-12-23 | 2017-05-10 | 湖北三江航天红峰控制有限公司 | Torsion spring fixed angle force measuring device |
| CN206568067U (en) * | 2017-03-06 | 2017-10-20 | 西京学院 | A kind of moment of torsion perceives instrument |
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