CN106500896A - The detection means of spring force - Google Patents
The detection means of spring force Download PDFInfo
- Publication number
- CN106500896A CN106500896A CN201611120561.0A CN201611120561A CN106500896A CN 106500896 A CN106500896 A CN 106500896A CN 201611120561 A CN201611120561 A CN 201611120561A CN 106500896 A CN106500896 A CN 106500896A
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- China
- Prior art keywords
- guide rod
- detection means
- spring force
- spring
- support base
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- 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.)
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- 238000001514 detection method Methods 0.000 title claims abstract description 31
- 238000005259 measurement Methods 0.000 claims abstract description 16
- 230000006835 compression Effects 0.000 claims abstract description 7
- 238000007906 compression Methods 0.000 claims abstract description 7
- 238000009434 installation Methods 0.000 claims 1
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
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
- G01L5/0057—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes measuring forces due to spring-shaped elements
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The invention discloses a kind of detection means of spring force.The detection means includes：Support component, it include：Support base, side frame and gripper shoe, the support base, side frame and gripper shoe fix to form rectangular frame, offer screw threaded aperture in the middle part of the gripper shoe；Hold down assembly, which includes：Handle, screw rod, guide rod, upper platen and pressing disc, the handle is located in the rotary jack of screw rod upper end, the screw rod is screwed in screw threaded aperture, the top axial connection of its lower end and guide rod, the upper platen is fixed on the lower end of guide rod, pressing disc is fixed on the top surface of support base, forms the compression space of spring to be detected between the pressing disc and upper platen；And detection components, which includes：Pressure sensor and the amplifier being connected with pressure sensor, and slide measure；The slide measure is used for measurement height now between upper and lower platen.The detection means improves the certainty of measurement of spring force, operates simpler.
Description
Technical field
The present invention relates to engine art, more particularly to a kind of detection means of spring force.
Background technology
The springs such as valve spring, are also the important spare part of engine, and the elastic performance of valve spring is directly affected and started
The accurate opening and closing valve of machine valve.In engine development, it is often necessary to which the spring forces such as valve spring are measured.
The measurement apparatus of spring force are more at present, and the present invention is integrated with spring force measurement apparatus integrally, conveniently operates.
The measuring method of internal combustion spring force general at present is：Spring is placed on tension tester, manipulator is pulled
Handle, when by spring-compressed to setting, handle is fixed, then adjusting pound code balances its two ends, the corresponding scale of pound code
The value of elastic of as ring.
The detection method of this internal combustion spring force is to make its two ends dynamic balance, the corresponding scale of pound code by adjusting pound code
The value of elastic of as ring.This method operation is upper not very convenient, and reading is complicated, and adding causes the survey of elastic force because of the characteristic of pound code
Accuracy of measurement is low, and error is big.This is more relatively blunt than the high speed development of technology for engine high pressure contracts.
The information for being disclosed in the background section is merely intended to the understanding for increasing the general background to the present invention, and should not
When the prior art for being considered to recognize or imply the information structure in any form well known to persons skilled in the art.
Content of the invention
It is an object of the invention to provide a kind of detection means of simple and reasonable spring force, the spring force
Detection means directly senses the elastic force of spring by its pressure sensor, and intuitively reads elastic force numerical value by amplifier, carries
The certainty of measurement of high spring force, operation are simpler, better meet the high development of engine technology.
For achieving the above object, the invention provides the detection means of spring force, including：Support component, it include：?
Support seat, side frame and gripper shoe, the support base, side frame and gripper shoe are fixed to form rectangular frame, are opened up in the middle part of the gripper shoe
There is screw threaded aperture；Hold down assembly, which includes：Handle, screw rod, guide rod, upper platen and pressing disc, the handle are located in screw rod
In the rotary jack of upper end, the screw rod is screwed in screw threaded aperture, the connection of the top axial of its lower end and guide rod, described on
Platen is fixed on the lower end of guide rod, and pressing disc is fixed on the top surface of support base, and the underface positioned at upper platen, the pressing disc
The compression space of spring to be detected is formed between upper platen；And detection components, which includes：Pressure sensor and with pressure pass
The amplifier of sensor connection, and slide measure；The pressure sensor is arranged in below pressing disc, and the amplifier is used for
The elastic force numerical value of spring is read, the slide measure is used for measurement height now between upper and lower platen.
Preferably, in above-mentioned technical proposal, the lower end of screw rod is provided with connection sheet, and the upper end lower end of the guide rod is provided with
Connector, the screw rod are axially connected by connection sheet and connector with guide rod.
Preferably, in above-mentioned technical proposal, support component also includes locating rod, and the side frame inside height direction is spaced apart
Multiple location holes are provided with, the two ends of the locating rod are fixed in the location hole, offer and spiral shell in the middle part of the locating rod
The coaxial guide rod location hole of bar screwed hole.
Preferably, in above-mentioned technical proposal, pressure sensor is fixedly mounted on support base.
Compared with prior art, the present invention has the advantages that：The detection means of the spring force passes through its pressure
Sensor directly senses the elastic force of spring, and intuitively reads elastic force numerical value by amplifier, improves the measurement essence of spring force
Degree, operation are simpler, better meet the high development of engine technology.
Description of the drawings
Fig. 1 is the structural representation of the detection means of the spring force of the present invention.
Specific embodiment
Below in conjunction with the accompanying drawings, the specific embodiment of the present invention is described in detail, it is to be understood that the guarantor of the present invention
Shield scope is not limited by specific embodiment.
Explicitly indicate that unless otherwise other, otherwise in entire disclosure and claims, term " including " or its become
Change such as "comprising" or " including " etc. and will be understood to comprise stated element or part, and do not exclude other units
Part or other parts.
As shown in figure 1, specifically including according to the detection means of the spring force of the specific embodiment of the invention：Support group
Part, hold down assembly and detection components, wherein, supporter of the support component as the detection means of the spring force, for supporting
Hold down assembly and detection components.Holding down assembly make which be compressed to setting for holddown spring；Again by the pressure of detection components
Sensor directly senses the elastic force of spring, and intuitively reads elastic force numerical value by the amplifier of detection components, improves spring bullet
The certainty of measurement of power, operates simpler.
Specifically, support component includes：Support base 11, side frame 12, gripper shoe 13 and locating rod 14, wherein, support base
11st, side frame 12 and gripper shoe 13 are fixed and form stable rectangular frame structure, for supporting the detection means of the spring force
Hold down assembly and detection components.Support base 11 is used for the pressing disc of support compression component and the pressure sensor of detection components,
Screw threaded aperture is offered in the middle part of fagging 13, and the inside height direction interval of side frame 12 offers multiple location holes, locating rod 14
Two ends be fixed on the height that can adjust locating rod to base in the location hole, to adapt to the measurement of different length spring.
The guide rod location hole coaxial with screw threaded aperture is offered in the middle part of the locating rod, for the guide rod positioning for holding down assembly.
Hold down assembly including：Handle (not shown), screw rod 21, guide rod 22, upper platen 23 and pressing disc 24, wherein,
Handle is located in the rotary jack of screw rod upper end, is driven the rotation of screw rod 21 by rotary handle and then is converted into the upper of screw rod 21
Lower axial movement.The lower end of screw rod 21 is provided with connection sheet 25, and the upper end lower end of guide rod 22 is provided with connector 26, screw rod 21 with
Guide rod 22 is axially connected by connection sheet 25 and connector 26, and 22 activity of guide rod is located in the guide rod location hole of locating rod 14.
Upper platen 23 is fixed on the lower end of guide rod 22, and pressing disc 24 is fixed on the top surface of support base 11, and positioned at upper platen 23 just under
Side, forms the compression space of spring to be detected 3 between pressing disc 24 and upper platen 23, driven screw rod 21, led by rotary handle
Bar 22 and the rotation of upper platen 23 are further converted into the axial movement up and down of screw rod 21, guide rod 22 and upper platen 23, so as to adjust down
Compression space between platen 24 and upper platen 23, compresses the spring to be detected 3 being laid on pressing disc 24 by upper platen 23,
Which is made to be compressed to setting.
Detection components include：Pressure sensor 41 and the amplifier (not shown) being connected with pressure sensor 41, with
And slide measure 42, pressure sensor 41 is arranged in below pressing disc 24, and is fixedly mounted on support base.Sensor connects
An amplifier, the chip of built-in establishment corresponding program, can directly read spring force numerical value in amplifier.Vernier calliper
Chi 42 is used for measurement height now between upper and lower platen.
The detection method of spring force：Upper platen and the pallet that pressing disc is two horizontal parallels, spring is positioned over
Platen center, adjusts upper platen height by rotary handle, first adjusts upper platen and just contacts top surface in valve spring, now puts
The elastic force that big device shows is zero, and the height X0 with vernier caliper measurement now between upper and lower platen；Measurement valve is for example required
Spring force when spring deflection is △ X, then need that rotary handle compression valve spring is supreme, pressing disc height is (X0-
△ X), the numerical value for now showing on amplifier is the valve spring value of elastic of actual measurement.
To sum up, the detection means of the spring force directly senses the elastic force of spring by its pressure sensor, and by putting
Big device intuitively reads elastic force numerical value, improves the certainty of measurement of spring force, and operation is simpler, better meets engine technology
High development.
Aforementioned to the present invention specific illustrative embodiment description illustrate that and illustration purpose.These descriptions
It is not wishing to limit the invention to disclosed precise forms, and it will be apparent that according to above-mentioned teaching, much can be changed
And change.The purpose of selecting and describing the exemplary embodiment is that explaining that the certain principles and its reality of the present invention should
With so that those skilled in the art can realize and using the present invention a variety of exemplaries and
A variety of selections and change.The scope of the present invention is intended to be limited by claims and its equivalents.
Claims (4)
1. a kind of detection means of spring force, it is characterised in that include：
Support component, it include：Support base, side frame and gripper shoe, the support base, side frame and gripper shoe fix to form rectangle frame
Frame, offers screw threaded aperture in the middle part of the gripper shoe；
Hold down assembly, which includes：Handle, screw rod, guide rod, upper platen and pressing disc, the handle are located in the rotation of screw rod upper end
Turn in jack, the screw rod is screwed in screw threaded aperture, the top axial connection of its lower end and guide rod, the upper platen are fixed
In the lower end of guide rod, pressing disc is fixed on the top surface of support base, and the underface positioned at upper platen, the pressing disc and upper platen
Between form the compression space of spring to be detected；And
Detection components, it include：Pressure sensor and the amplifier being connected with pressure sensor, and slide measure；The pressure
Force snesor is arranged in below pressing disc, and the amplifier is used for the elastic force numerical value for reading spring, and the slide measure is used for
Measurement height now between upper and lower platen.
2. the detection means of spring force according to claim 1, it is characterised in that the lower end of the screw rod is provided with company
Contact pin, the upper end lower end of the guide rod are provided with connector, and the screw rod is axially connected by connection sheet and connector with guide rod.
3. the detection means of spring force according to claim 1, it is characterised in that the support component also includes positioning
Bar, the side frame inside height direction interval offer multiple location holes, and the two ends of the locating rod are fixed on the location hole
Interior, the guide rod location hole coaxial with screw threaded aperture is offered in the middle part of the locating rod.
4. the detection means of spring force according to claim 1, it is characterised in that the pressure sensor fixed installation
On support base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611120561.0A CN106500896A (en) | 2016-12-08 | 2016-12-08 | The detection means of spring force |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611120561.0A CN106500896A (en) | 2016-12-08 | 2016-12-08 | The detection means of spring force |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106500896A true CN106500896A (en) | 2017-03-15 |
Family
ID=58330489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611120561.0A Pending CN106500896A (en) | 2016-12-08 | 2016-12-08 | The detection means of spring force |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107244597A (en) * | 2017-06-16 | 2017-10-13 | 深圳市特种设备安全检验研究院 | The measurement apparatus of elevator drum brake spring force |
| CN107560789A (en) * | 2017-08-01 | 2018-01-09 | 北京卫星制造厂 | A kind of parabolic type beam of uniform strength for stress mornitoring demarcation |
| CN108318167A (en) * | 2017-12-07 | 2018-07-24 | 中国航发贵州黎阳航空动力有限公司 | A kind of waveform spring device for measuring force and force measuring method |
| CN108362438A (en) * | 2018-04-16 | 2018-08-03 | 无锡盛赛传感科技有限公司 | A kind of ceramic pressure sensor signal detection cubing |
| CN110763384A (en) * | 2019-11-05 | 2020-02-07 | 中信戴卡股份有限公司 | Spring pre-tightening force detection device and method |
| CN111157260A (en) * | 2020-02-20 | 2020-05-15 | 青岛军平减震科技有限公司 | Shock absorber spring quality detection equipment |
| CN111707461A (en) * | 2020-06-23 | 2020-09-25 | 惠州市速锋科技有限公司 | Pretightening force detection device for high-speed motorized spindle |
| CN113049163A (en) * | 2021-05-10 | 2021-06-29 | 东莞市川富电子有限公司 | Elasticity testing machine and point inspection method thereof |
| CN113752215A (en) * | 2021-08-16 | 2021-12-07 | 重庆铁马变速箱有限公司 | A spring assembly and detection device |
| CN113776711A (en) * | 2021-09-02 | 2021-12-10 | 昆山捷胜精密电子有限公司 | Online automatic detection device and detection method for elasticity of precise spring part |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104568271A (en) * | 2015-01-08 | 2015-04-29 | 广西玉柴机器股份有限公司 | Detection device for elasticity of piston ring |
-
2016
- 2016-12-08 CN CN201611120561.0A patent/CN106500896A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104568271A (en) * | 2015-01-08 | 2015-04-29 | 广西玉柴机器股份有限公司 | Detection device for elasticity of piston ring |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107244597A (en) * | 2017-06-16 | 2017-10-13 | 深圳市特种设备安全检验研究院 | The measurement apparatus of elevator drum brake spring force |
| CN107560789A (en) * | 2017-08-01 | 2018-01-09 | 北京卫星制造厂 | A kind of parabolic type beam of uniform strength for stress mornitoring demarcation |
| CN108318167A (en) * | 2017-12-07 | 2018-07-24 | 中国航发贵州黎阳航空动力有限公司 | A kind of waveform spring device for measuring force and force measuring method |
| CN108362438A (en) * | 2018-04-16 | 2018-08-03 | 无锡盛赛传感科技有限公司 | A kind of ceramic pressure sensor signal detection cubing |
| CN110763384A (en) * | 2019-11-05 | 2020-02-07 | 中信戴卡股份有限公司 | Spring pre-tightening force detection device and method |
| CN110763384B (en) * | 2019-11-05 | 2023-11-24 | 中信戴卡股份有限公司 | Spring pretightening force detection device and method |
| CN111157260B (en) * | 2020-02-20 | 2020-09-08 | 浙江戈尔德智能悬架股份有限公司 | Shock absorber spring quality detection equipment |
| CN111157260A (en) * | 2020-02-20 | 2020-05-15 | 青岛军平减震科技有限公司 | Shock absorber spring quality detection equipment |
| CN111707461A (en) * | 2020-06-23 | 2020-09-25 | 惠州市速锋科技有限公司 | Pretightening force detection device for high-speed motorized spindle |
| CN113049163A (en) * | 2021-05-10 | 2021-06-29 | 东莞市川富电子有限公司 | Elasticity testing machine and point inspection method thereof |
| CN113752215A (en) * | 2021-08-16 | 2021-12-07 | 重庆铁马变速箱有限公司 | A spring assembly and detection device |
| CN113776711A (en) * | 2021-09-02 | 2021-12-10 | 昆山捷胜精密电子有限公司 | Online automatic detection device and detection method for elasticity of precise spring part |
| CN113776711B (en) * | 2021-09-02 | 2024-05-17 | 昆山捷胜精密电子有限公司 | Online automatic detection equipment and detection method for elasticity of precise spring piece |
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Application publication date: 20170315 |