CN111024284A - Pure mechanical torque display torsion tool - Google Patents
Pure mechanical torque display torsion tool Download PDFInfo
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- CN111024284A CN111024284A CN201911270395.6A CN201911270395A CN111024284A CN 111024284 A CN111024284 A CN 111024284A CN 201911270395 A CN201911270395 A CN 201911270395A CN 111024284 A CN111024284 A CN 111024284A
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- torque
- shell
- arc
- gear
- flexible support
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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
- G01L3/04—Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft
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- General Physics & Mathematics (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
A pure mechanical torque display torsion tool relates to a mechanical device, in particular to a torque measuring device. The torque measuring unit consists of a flexible support and a shell, and the flexible support is arranged in the shell; the flexible support consists of a sliding block, small gaskets, elastic elements, large gaskets, a stop block and an arc-shaped guide rail, wherein one large gasket is arranged between the two elastic elements to form a group of elastic units, a plurality of groups of measuring units are sleeved on the arc-shaped guide rail, and one small gasket is arranged between two adjacent groups of measuring units; the check blocks and the sliding blocks are respectively arranged on two sides of the plurality of groups of linked measuring units, the check blocks and the arc guides are fixedly installed, the sliding blocks are sleeved on the arc guide rails, and the sliding blocks are fixed with the shell; the big gear of the large transmission ratio meshing gear of the conversion device is fixedly connected with the shell. The problem that the existing torque sensor cannot work in an electroless occasion is solved. The torque measuring device of the patent is purely mechanical from the measurement of torque to the display of torque. Can be well applied to electroless occasions and has wide application range.
Description
Technical Field
The invention relates to a mechanical device, in particular to a torque measuring device.
Background
At present, torque is mainly measured through a torque sensor on the market, the torque sensor is very accurate in measurement, but the torque sensor cannot work on occasions without electricity.
Disclosure of Invention
The invention provides a purely mechanical torque display torsion tool, which solves the problem that the existing torque sensor cannot work in a non-electric occasion. The torque measuring device of the patent is purely mechanical from the measurement of torque to the display of torque. Can be well applied to electroless occasions and has wide application range.
In order to solve the problems, the invention adopts the following technical scheme: the pure mechanical torque display torsion tool comprises a torque measuring unit and a conversion device, wherein the torque measuring unit comprises a flexible support and a shell, and the flexible support is arranged in the shell; the flexible support consists of a sliding block, small gaskets, elastic elements, large gaskets, a stop block and an arc-shaped guide rail, wherein one large gasket is arranged between the two elastic elements to form a group of elastic units, a plurality of groups of measuring units are sleeved on the arc-shaped guide rail, and one small gasket is arranged between two adjacent groups of measuring units; the check blocks and the sliding blocks are respectively arranged on two sides of the plurality of groups of linked measuring units, the check blocks and the arc guides are fixedly installed, the sliding blocks are sleeved on the arc guide rails, and the sliding blocks are fixed with the shell; the big gear of the large transmission ratio meshing gear of the conversion device is fixedly connected with the shell.
Further, the purely mechanical torque display torque tool of the invention also has the following characteristics: the conversion device consists of a large transmission ratio meshing gear, an acceleration mechanism and a counter; the big gear of the large transmission ratio meshing gear is fixedly connected with the shell, the small gear of the large transmission ratio meshing gear is connected with the input shaft of the speed increasing mechanism, and the output shaft of the speed increasing mechanism is connected with the counter.
Further, the purely mechanical torque display torque tool of the invention also has the following characteristics: an output interface, a boss, a flange plate, a motor and a speed reducer are also arranged in the device; the motor is connected with the speed reducer to provide torque, the speed reducer is connected with a shell of the torque measuring device, and the torque measuring device can be acted by the torque of the speed reducer when the speed reducer works; when the torque measuring device is used for measuring, the stop block is connected with the flange plate, the flange plate is connected with the boss, the boss is fixed during working, and the measured angle is meshed with the gear, the speed increasing mechanism and the counter through the large transmission ratio to complete torque measurement. The torque measuring device measures torque, and meanwhile, the measured equipment works normally through the output interface.
The invention has the advantages that: the device is purely mechanical, has wide application range, simple structure and low cost, can normally work in a non-electric environment, and can realize measurement under the normal working condition of the measured equipment.
Drawings
FIG. 1 is a schematic view of a measurement cell configuration; the symbols in the drawings illustrate that: the device comprises a flexible support 4.1, a shell 4.2, a large transmission ratio meshing gear 5, an acceleration mechanism 6 and a counter 7;
FIG. 2 is a schematic view of the flexible support structure of FIG. 1; the symbols in the drawings illustrate that: the flexible support is 4.1, the sliding block is 4.1.1, the small gasket is 4.1.2, the elastic element is 4.1.3, the large gasket is 4.1.4, the stop block is 4.1.5 and the arc-shaped guide rail is 4.1.6;
FIG. 3 is a schematic view of the switching device; the symbols in the drawings illustrate that: a large transmission ratio meshing gear 5, an acceleration mechanism 6 and a counter 7;
FIG. 4 is a diagram of an embodiment of the apparatus of the present invention; the symbols in the drawings illustrate that: the device comprises an output interface 1, a boss 2, a flange 3, a torque measuring unit 4, a large transmission ratio meshing gear 5, an acceleration mechanism 6, a counter 7, a motor 8 and a speed reducer 9.
Detailed Description
The present invention will be described in detail with reference to the following preferred embodiments.
As shown in fig. 1 and fig. 2, the purely mechanical torque display torque tool is composed of a torque measuring unit 4 and a conversion device, wherein the torque measuring unit 4 is composed of a flexible support 4.1 and a shell 4.2, the shell 4.2 is of an annular structure, and the inner edge of the annular structure is open. The flexible support 4.1 is arranged inside the shell 4.2; the flexible support 4.1 is composed of a sliding block 4.1.1, a small gasket 4.1.2, an elastic element 4.1.3, a large gasket 4.1.4, a stop 4.1.5 and an arc-shaped guide rail 4.1.6, wherein the elastic element is a disc spring, a spiral pressure spring or a spring leaf, and the spring leaf also is a spring with pressure elasticity, preferably a disc spring. A large gasket 4.1.4 is arranged between the two elastic elements 4.1.3 to form a group of elastic units, a plurality of groups of measuring units are sleeved on the arc-shaped guide rail 4.1.6, and a small gasket 4.1.2 is arranged between two adjacent groups of measuring units; the check block 4.1.5 and the slide block 4.1.1 are respectively arranged at two sides of a plurality of groups of connected measuring units, the check block 4.1.5 and the arc-shaped guide rail are fixedly installed through a reaming hole bolt, the slide block 4.1.1 is sleeved on the arc-shaped guide rail 4.1.6, and the small gasket 4.1.2, the large gasket 4.1.4 and the elastic element 4.1.3 are directly sleeved on the arc-shaped guide rail 4.1.6 through a middle through hole; the slide block 4.1.1 is fixed with the shell 4.2;
the conversion device consists of a large transmission ratio meshing gear 5, an acceleration mechanism 6 and a counter 7; the big gear of the large transmission ratio meshing gear 5 is fixedly connected with the shell, the small gear of the large transmission ratio meshing gear 5 is connected with the input shaft of the speed increasing mechanism 6, and the output shaft of the speed increasing mechanism 6 is connected with the counter 7.
The shell in the torque measurement unit 4 is connected with the measured object, the shell is after receiving the moment of torsion effect, the shell transmits the moment of torsion for the slider in the torque measurement unit 4, elastic element in the slider compression takes place compression change, little gasket and big gasket play the transmission effect of power, arc guide rail passes through bolted connection with the dog, the dog is fixed when measuring device work, the slider takes place to rotate along with elastic element's compressive deformation, the slider drives the shell and rotates the measurement of completion moment of torsion.
The shell of the torque measuring device is connected with a large transmission ratio meshing gear, the large transmission ratio meshing gear amplifies the rotation angle of the shell, the rear part of a small gear in the large transmission ratio meshing gear is connected with a speed increasing mechanism, the speed increasing mechanism further amplifies the rotation angle, the speed increasing mechanism is connected with a counter, and the counter reflects the torque in a digital form visually.
Fig. 4 shows an application example of the purely mechanical torque display torque tool of the present invention, which is composed of an output interface 1, a boss 2, a flange 3, a torque measuring device 4, a large transmission ratio meshing gear 5, a speed increasing mechanism 6, a counter 7, a motor 8 and a speed reducer 9.
In the tool, a motor is connected with a speed reducer to provide torque for the speed reducer. The speed reducer is connected with a shell of the torque measuring device, and the torque measuring device can be acted by the torque of the speed reducer when the speed reducer works. When the torque measuring device is used for measuring, the stop block is connected with the flange plate, the flange plate is connected with the boss, and the boss is fixed during working, so that the torque measuring device can normally work, and the measured angle is meshed with the gear, the speed increasing mechanism and the counter through a large transmission ratio to complete torque measurement. The torque measuring device can measure the torque, and meanwhile, the tool can work normally through the output interface.
Claims (4)
1. The pure mechanical torque display torsion tool is characterized by comprising a torque measuring unit and a conversion device, wherein the torque measuring unit comprises a flexible support and a shell, and the flexible support is arranged in the shell; the flexible support consists of a sliding block, small gaskets, elastic elements, large gaskets, a stop block and an arc-shaped guide rail, wherein one large gasket is arranged between the two elastic elements to form a group of elastic units, a plurality of groups of measuring units are sleeved on the arc-shaped guide rail, and one small gasket is arranged between two adjacent groups of measuring units; the check blocks and the sliding blocks are respectively arranged on two sides of the plurality of groups of linked measuring units, the check blocks and the arc guides are fixedly installed, the sliding blocks are sleeved on the arc guide rails, and the sliding blocks are fixed with the shell; the big gear of the large transmission ratio meshing gear of the conversion device is fixedly connected with the shell.
2. The purely mechanical torque indicating torque tool according to claim 1 wherein the switching means is comprised of a high ratio mesh gear, a speed increasing mechanism and a counter; the big gear of the large transmission ratio meshing gear is fixedly connected with the shell, the small gear of the large transmission ratio meshing gear is connected with the input shaft of the speed increasing mechanism, and the output shaft of the speed increasing mechanism is connected with the counter.
3. The pure mechanical torque display torque tool according to claim 1 or 2, wherein an output interface, a boss, a flange, a motor and a reducer are further provided; the motor is connected with the speed reducer to provide torque, the speed reducer is connected with a shell of the torque measuring device, and the torque measuring device can be acted by the torque of the speed reducer when the speed reducer works; when the torque measuring device is used for measuring, the stop block is connected with the flange plate, the flange plate is connected with the boss, the boss is fixed during working, and the measured angle is meshed with the gear, the speed increasing mechanism and the counter through the large transmission ratio to complete torque measurement.
4. The purely mechanical torque indicating torque tool according to claim 3, wherein the torque measuring device measures the torque while the measured device is working properly through the output interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911270395.6A CN111024284B (en) | 2019-12-12 | 2019-12-12 | Pure mechanical torque display torsion tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911270395.6A CN111024284B (en) | 2019-12-12 | 2019-12-12 | Pure mechanical torque display torsion tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111024284A true CN111024284A (en) | 2020-04-17 |
| CN111024284B CN111024284B (en) | 2022-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911270395.6A Active CN111024284B (en) | 2019-12-12 | 2019-12-12 | Pure mechanical torque display torsion tool |
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| Country | Link |
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| CN (1) | CN111024284B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1309286A (en) * | 2001-03-30 | 2001-08-22 | 清华大学 | Method for measuring torque of drive axle with photoelectric sensor |
| CN1556383A (en) * | 2004-01-12 | 2004-12-22 | 陈长林 | Dense machine torque measuring device and torque automatic control system |
| CN1573087A (en) * | 2003-06-06 | 2005-02-02 | 爱信艾达株式会社 | Vehicle-drive control device and method and program therefor |
| CN102187190A (en) * | 2008-10-22 | 2011-09-14 | 阿特拉斯·科普柯工具公司 | A test method and tool for testing fastened fasteners |
| CN203231845U (en) * | 2013-05-15 | 2013-10-09 | 成都晨晖弹簧制造有限公司 | Spring torque test fixation device |
| CN108974119A (en) * | 2017-05-30 | 2018-12-11 | 株式会社捷太格特 | Steering controller |
| CN208223980U (en) * | 2018-06-01 | 2018-12-11 | 丹东博特科技有限公司 | Spring torque detection device |
| TWI646318B (en) * | 2018-01-18 | 2019-01-01 | 簡瑞龍 | Torque measuring device |
| CN109313092A (en) * | 2016-06-15 | 2019-02-05 | Ntn株式会社 | Torque master |
-
2019
- 2019-12-12 CN CN201911270395.6A patent/CN111024284B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1309286A (en) * | 2001-03-30 | 2001-08-22 | 清华大学 | Method for measuring torque of drive axle with photoelectric sensor |
| CN1573087A (en) * | 2003-06-06 | 2005-02-02 | 爱信艾达株式会社 | Vehicle-drive control device and method and program therefor |
| CN1556383A (en) * | 2004-01-12 | 2004-12-22 | 陈长林 | Dense machine torque measuring device and torque automatic control system |
| CN102187190A (en) * | 2008-10-22 | 2011-09-14 | 阿特拉斯·科普柯工具公司 | A test method and tool for testing fastened fasteners |
| CN203231845U (en) * | 2013-05-15 | 2013-10-09 | 成都晨晖弹簧制造有限公司 | Spring torque test fixation device |
| CN109313092A (en) * | 2016-06-15 | 2019-02-05 | Ntn株式会社 | Torque master |
| CN108974119A (en) * | 2017-05-30 | 2018-12-11 | 株式会社捷太格特 | Steering controller |
| TWI646318B (en) * | 2018-01-18 | 2019-01-01 | 簡瑞龍 | Torque measuring device |
| CN208223980U (en) * | 2018-06-01 | 2018-12-11 | 丹东博特科技有限公司 | Spring torque detection device |
Non-Patent Citations (1)
| Title |
|---|
| 李硕: "《液压与气压传动》", 31 January 2019 * |
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| Publication number | Publication date |
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| CN111024284B (en) | 2022-01-11 |
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Effective date of registration: 20230922 Address after: 150001 No. 145, Nantong Avenue, Nangang District, Heilongjiang, Harbin Patentee after: HARBIN ENGINEERING University Address before: 150001 1036-1, building 11, Harbin Engineering University, 145 Nantong street, Nangang District, Harbin City, Heilongjiang Province Patentee before: Liu Jun Patentee before: Shen Yan |