CN106066241A - The measurement apparatus of device of spring stiffness coefficient - Google Patents
The measurement apparatus of device of spring stiffness coefficient Download PDFInfo
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- CN106066241A CN106066241A CN201610398819.7A CN201610398819A CN106066241A CN 106066241 A CN106066241 A CN 106066241A CN 201610398819 A CN201610398819 A CN 201610398819A CN 106066241 A CN106066241 A CN 106066241A
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- spring
- testboard
- bearer plate
- electric motors
- linear electric
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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- General Physics & Mathematics (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
A kind of measurement apparatus of device of spring stiffness coefficient, including support and testboard, measurement apparatus also includes linear electric motors, contiguous block, force transducer, spring bearer plate, spring bearer plate guide post and displacement transducer, the output shaft of linear electric motors is connected with the upper end of contiguous block, contiguous block can slide up and down to rack-mount, the lower end of contiguous block is connected with force transducer, force transducer is connected with spring bearer plate, spring bearer plate guide post is installed in the lower end of spring bearer plate, guide post is positioned at the top of testboard, installation position, the lower section displacement sensor of testboard, the push rod of displacement transducer passes testboard, push rod is positioned at the underface of spring bearer plate guide post, it it is the test station of spring to be tested between spring bearer plate and testboard, spring bearer plate guide post, it is positioned at the push rod above testboard and is positioned at the middle part of spring to be tested.The present invention provides the measurement apparatus of higher, the easy to operate device of spring stiffness coefficient of a kind of precision.
Description
Technical field
The present invention relates to the measurement apparatus of a kind of device of spring stiffness coefficient.
Background technology
The measurement apparatus of existing device of spring stiffness coefficient, the Chinese utility model such as Patent No. 201120431398.6 is special
Profit, discloses a kind of measuring device of spring stiffness coefficient, is mainly used in big, special secondary school universities and colleges and middle and primary schools' experimental teaching.It is containing electricity
Sub-balance, support, rule, cross bar, fixed screw, light spring, counterweight.With rule on support, cross bar is with fixing spiral shell
Silk is stuck on support, and cross bar is hung light spring, hangs counterweight below spring, and counterweight is placed on scales/electronic balance weighing dish.This spring
Stiffness factor measuring instrument, by changing the elongation of the height and position change spring of cross bar, electronic balance record acts on spring
The variable quantity of power, Hooke's law try to achieve device of spring stiffness coefficient.The technological deficiency existed: precision is relatively low, troublesome poeration, intelligence
Change degree is relatively low.
Summary of the invention
In order to the precision overcoming the metering system of existing device of spring stiffness coefficient is relatively low, the deficiency of troublesome poeration, the present invention carries
The measurement apparatus of the device of spring stiffness coefficient that a kind of precision of confession is higher, easy to operate.
The technical solution adopted for the present invention to solve the technical problems is:
The measurement apparatus of a kind of device of spring stiffness coefficient, including support and testboard, described measurement apparatus also includes straight-line electric
Machine, contiguous block, force transducer, spring bearer plate, spring bearer plate guide post and displacement transducer, the output shaft of described linear electric motors with
The upper end of contiguous block connects, and described contiguous block can slide up and down to rack-mount, and the lower end of described contiguous block senses with power
Device connects, and described force transducer is connected with spring bearer plate, and described spring bearer plate guide post, institute are installed in the lower end of described spring bearer plate
Stating guide post and be positioned at the top of described testboard, institute's displacement sensors, described displacement sensing are installed in the lower section of described testboard
The push rod of device passes described testboard, and described push rod is positioned at the underface of described spring bearer plate guide post, described spring bearer plate with
It is the test station of spring to be tested between testboard, described spring bearer plate guide post, is positioned at the push rod above testboard and is positioned at
The middle part of described spring to be tested.
Further, institute's displacement sensors is digimatic micrometer, and described digimatic micrometer passes through displacement transducer fixed mount
It is fixed on support.
Further, described testboard arranging spring guide ring fixed mount, spring guide ring is fixed on described spring and leads
On ring fixed mount, the lower end of described spring to be tested is positioned at described spring guide ring.
Further, described contiguous block is fixedly connected with a slide block, and described slide block is sleeved on line slideway slidably, institute
State line slideway rack-mount.
Described linear electric motors are arranged on linear electric motors fixed mount, and described linear electric motors fixed mount is rack-mount, institute
The output shaft stating linear electric motors is connected with linear electric motors slide block, and described linear electric motors slide block is connected with the upper end of described contiguous block.
The technology of the present invention is contemplated that: use linear electric motors to drive compression mechanism compression spring, compression mechanism is provided with
Force transducer and digimatic micrometer, can measure stress and the deformation quantity of spring in real time.
Beneficial effects of the present invention is mainly manifested in: precision is higher, easy to operate, intelligence degree is higher.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the measurement apparatus of device of spring stiffness coefficient.
Fig. 2 is the partial enlarged drawing of test station.
Detailed description of the invention
The invention will be further described below in conjunction with the accompanying drawings.
Seeing figures.1.and.2, the measurement apparatus of a kind of device of spring stiffness coefficient, including support and testboard 17, described measurement fills
Put and also include linear electric motors 1, contiguous block 4, force transducer 9, spring bearer plate 10, spring bearer plate guide post 11 and displacement transducer
14, the output shaft of described linear electric motors 1 is connected with the upper end of contiguous block 4, and described contiguous block 4 can slide up and down to be arranged on support
On, the lower end of described contiguous block 4 is connected with force transducer 9, and described force transducer 9 is connected with spring bearer plate 10, described spring pressure
Described spring bearer plate guide post 11 is installed in the lower end of plate 10, and described guide post 11 is positioned at the top of described testboard 17, described survey
Institute's displacement sensors 14 is installed in the lower section of test stand 17, and the push rod of institute's displacement sensors 14 passes described testboard 17, described
Push rod is positioned at the underface of described spring bearer plate guide post 11, is spring to be tested between described spring bearer plate 10 and testboard 17
Test station, described spring bearer plate guide post 11, be positioned at the push rod above testboard and be positioned at the middle part of described spring to be tested.
Further, institute's displacement sensors is 14 digimatic micrometers, and described digimatic micrometer 14 is by displacement transducer 13
Fixed mount is fixed on support.
Further, described testboard 17 arranging spring guide ring fixed mount 16, spring guide ring 15 is fixed on described
On spring guide ring fixed mount 16, the lower end of described spring to be tested is positioned at described spring guide ring 15.
Further, described contiguous block 4 is fixing with slide block 8 to be connected, and described slide block 8 is sleeved on line slideway 7 slidably
On, described line slideway 7 is rack-mount.
Described linear electric motors 1 are arranged on linear electric motors fixed mount 2, and described linear electric motors fixed mount 2 is rack-mount,
The output shaft of described linear electric motors 1 is connected with linear electric motors slide block 3, described linear electric motors slide block 3 and the upper end of described contiguous block
Connect.
Described support includes base 6 and vertical plate 5.
In the present embodiment, compression mechanism is by base 6, vertical plate 5, linear electric motors 1, and linear electric motors slide block 3, linear electric motors are solid
Determine frame 2, line slideway 7, straight-line guide rail slide block 8, motor and force transducer contiguous block 4, force transducer 9, spring bearer plate 10, spring
Guide ring 15, spring guide ring fixed mount 16, spring bearer plate guide post 11, displacement transducer 14, displacement transducer fixed mount 13,
Displacement transducer push rod 12, testboard 17 etc. form.
Spring guide ring 15 play the guiding role when compression spring, needs to mate with tested spring.
It is provided with intelligent measuring systems, i.e. controls show case, control linear electric motors 1 step motion, gather power sensing simultaneously
Device 9 and the numerical value of displacement transducer 14 (digimatic micrometer), and automatically calculate the stiffness factor of tested spring.
Control show case and be provided with keyboard, controller, memorizer, liquid crystal display screen and communication interface.Step motion control linear electric motors
Motion, spring stepping is compressed, and often organizes 100 groups of data of test, grows 100 microns of (total kilometres 10 millimeters) collect and process bullets the most step by step
The pressure of spring and the deformation quantity of spring, calculate the stiffness factor of spring automatically, delivers to liquid crystal screen display, has manual measurement
With two kinds of mode of operations of measurement automatically.
Intelligent test system, with data storage function, can store often group 100 test data and automatically calculating spring strength
Degree coefficient；With data query function, any one test data of 20 groups of test data can be inquired about；Connect with computer communication
Mouth and software, can complete data and upload.
The work process of the present embodiment is:
1, first spring guide ring fixed mount is placed on testboard, then spring to be measured is put together with spring guide ring
Put in switchblade guide ring fixed mount.
2, moved downward by intelligent test system regulation linear electric motors, make spring bearer plate compress spring to be measured, until bullet
Spring pressing plate guide post and displacement transducer ejector pin contact, now the numerical value on force transducer and displacement transducer starts change.
3, moved downward by fixed step size (20 microns/walk) by intelligent test system regulation linear electric motors, often move one
Step, intelligent test system gathers the numerical value on force transducer and displacement transducer, and delivers to store in memorizer, often organizes test
100 groups of data, after test terminates, intelligent test system calculates the stiffness factor of spring to be measured automatically, and delivers on liquid crystal display screen
Display.Meanwhile, intelligent test system drives linear electric motors to move upward, and returns to initial test position, waits test next time.
Claims (5)
1. a measurement apparatus for device of spring stiffness coefficient, including support and testboard, it is characterised in that: described measurement apparatus is also wrapped
Include linear electric motors, contiguous block, force transducer, spring bearer plate, spring bearer plate guide post and displacement transducer, described linear electric motors
Output shaft is connected with the upper end of contiguous block, and described contiguous block can slide up and down to rack-mount, the lower end of described contiguous block
Being connected with force transducer, described force transducer is connected with spring bearer plate, and described spring bearer plate is installed in the lower end of described spring bearer plate
Guide post, described guide post is positioned at the top of described testboard, and institute's displacement sensors is installed in the lower section of described testboard, described
The push rod of displacement transducer passes described testboard, and described push rod is positioned at the underface of described spring bearer plate guide post, described bullet
It is the test station of spring to be tested between spring pressing plate and testboard, described spring bearer plate guide post, is positioned at above testboard
Push rod is positioned at the middle part of described spring to be tested.
2. the measurement apparatus of device of spring stiffness coefficient as claimed in claim 1, it is characterised in that: institute's displacement sensors is digital display
Micrometer, described digimatic micrometer is fixed on support by displacement transducer fixed mount.
3. the measurement apparatus of device of spring stiffness coefficient as claimed in claim 1 or 2, it is characterised in that: arrange on described testboard
Spring guide ring fixed mount, spring guide ring is fixed on described spring guide ring fixed mount, the lower end of described spring to be tested
It is positioned at described spring guide ring.
4. the measurement apparatus of device of spring stiffness coefficient as claimed in claim 1 or 2, it is characterised in that: described contiguous block and slide block
Fixing connection, described slide block is sleeved on line slideway slidably, and described line slideway is rack-mount.
5. the measurement apparatus of device of spring stiffness coefficient as claimed in claim 1 or 2, it is characterised in that: described linear electric motors are installed
On linear electric motors fixed mount, described linear electric motors fixed mount is rack-mount, the output shaft of described linear electric motors and straight line
Motor slide block connects, and told linear electric motors slide block is connected with the upper end of described contiguous block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610398819.7A CN106066241B (en) | 2016-06-07 | 2016-06-07 | The measuring device of device of spring stiffness coefficient |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610398819.7A CN106066241B (en) | 2016-06-07 | 2016-06-07 | The measuring device of device of spring stiffness coefficient |
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| CN106066241A true CN106066241A (en) | 2016-11-02 |
| CN106066241B CN106066241B (en) | 2018-07-06 |
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| CN201610398819.7A Active CN106066241B (en) | 2016-06-07 | 2016-06-07 | The measuring device of device of spring stiffness coefficient |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106546397A (en) * | 2017-01-10 | 2017-03-29 | 深圳市思榕科技有限公司 | Spring mechanical performance evaluation instrument |
| CN106596270A (en) * | 2017-01-24 | 2017-04-26 | 佛山佑尔汽车智能技术有限公司 | Test device and test method of attenuation of extension spring and compression spring |
| CN110057560A (en) * | 2019-04-15 | 2019-07-26 | 齐鲁理工学院 | A kind of device measuring device of spring stiffness coefficient |
| CN111919100A (en) * | 2018-03-30 | 2020-11-10 | 日本发条株式会社 | Load measuring device and method |
| CN114483418A (en) * | 2022-01-14 | 2022-05-13 | 中国长江电力股份有限公司 | Device and method for verifying yield spring stiffness coefficient of speed regulator of hydroelectric generating set |
| CN116159761A (en) * | 2023-03-03 | 2023-05-26 | 威海浩成精密机械有限公司 | Spring pressure adjusting gasket sorting device and method |
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| CN205826278U (en) * | 2016-06-07 | 2016-12-21 | 浙江工业大学 | The measurement apparatus of device of spring stiffness coefficient |
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| DE3151564A1 (en) * | 1981-12-28 | 1983-07-07 | Hans Widmaier Fabrik für Apparate der Fernmelde- und Feinwerktechnik, 8000 München | Spring-measuring and spring-testing device |
| DE10055358A1 (en) * | 2000-11-08 | 2002-06-06 | Steinbach Gmbh | Testing instrument for use on coil springs has a rotary table for mounting a spring with a holding device for retaining a coil spring in the centre and an optical detecting device adjusted in an X-Z direction. |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106546397A (en) * | 2017-01-10 | 2017-03-29 | 深圳市思榕科技有限公司 | Spring mechanical performance evaluation instrument |
| CN106596270A (en) * | 2017-01-24 | 2017-04-26 | 佛山佑尔汽车智能技术有限公司 | Test device and test method of attenuation of extension spring and compression spring |
| CN111919100A (en) * | 2018-03-30 | 2020-11-10 | 日本发条株式会社 | Load measuring device and method |
| CN111919100B (en) * | 2018-03-30 | 2022-03-25 | 日本发条株式会社 | Load measuring device and method |
| CN110057560A (en) * | 2019-04-15 | 2019-07-26 | 齐鲁理工学院 | A kind of device measuring device of spring stiffness coefficient |
| CN114483418A (en) * | 2022-01-14 | 2022-05-13 | 中国长江电力股份有限公司 | Device and method for verifying yield spring stiffness coefficient of speed regulator of hydroelectric generating set |
| CN114483418B (en) * | 2022-01-14 | 2023-06-13 | 中国长江电力股份有限公司 | Device and method for verifying stiffness coefficient of yield spring of speed regulator of hydroelectric generating set |
| CN116159761A (en) * | 2023-03-03 | 2023-05-26 | 威海浩成精密机械有限公司 | Spring pressure adjusting gasket sorting device and method |
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| Publication number | Publication date |
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| CN106066241B (en) | 2018-07-06 |
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