CN106289967A - A kind of in-place detection system measuring parts amount of deflection - Google Patents
A kind of in-place detection system measuring parts amount of deflection Download PDFInfo
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- CN106289967A CN106289967A CN201510317248.5A CN201510317248A CN106289967A CN 106289967 A CN106289967 A CN 106289967A CN 201510317248 A CN201510317248 A CN 201510317248A CN 106289967 A CN106289967 A CN 106289967A
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- seat
- slidably installed
- deflection
- leading screw
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Abstract
nullThe present invention relates to deflection metrology field，Disclose a kind of in-place detection system measuring parts amount of deflection，It includes underframe、Fixed mounting、Be slidably installed seat、Leading screw、Guide rail、Pressure test device and displacement detector，Described guide rail is fixedly installed on the upper surface of described underframe，The described seat that is slidably installed is slidably arranged on described guide rail，Described leading screw is each passed through described fixed mounting and the seat and threadeding with the described seat that is slidably installed of being slidably installed，Described leading screw is positioned at one end connection of described fixed mounting driving means，Described leading screw is positioned at the one end of the seat that is slidably installed for parts to be measured are applied power，Regulate described pressure test device by the change in location of the described seat that is slidably installed and lean against sensing stress change on parts to be measured，Institute's displacement sensing device is for detecting the parts to be measured change in displacement in loading process.The present invention can overcome anthropic factor impact during detection, improves efficiency and the reliability measuring parts amount of deflection.
Description
Technical field
The present invention relates to deflection metrology technical field, particularly relate to a kind of measurement parts amount of deflection
In-place detection system.
Background technology
Amount of deflection is one of important indicator weighing component of machine performance, and this index reflects zero
The stiffness characteristics of part.For have been processed into the parts of type carry out deflection metrology be possible not only to inspection
Survey whether it reaches design objective, it is also possible to help to analyze the fresh water (FW) in parts manufacture process
Gentle defect.Therefore, reflect truly and detect the amount of deflection of parts and be significant.
But for a long time, the domestic deflection metrology for small-sized machine parts mainly uses people
The method of work detection, i.e. uses the power pulling spring balance measurement parts, when detecting, main
Will be experience, the personnel of needs are many, detection Subjective Factors is big, detection error is big,
Reliability is low, and cannot obtain real-time experiment curv, causes detection quality and the effect of product
Rate can not get effectively ensureing.
Summary of the invention
(1) to solve the technical problem that
The technical problem to be solved in the present invention be how to improve measure parts amount of deflection efficiency and
Reliability, and can reading data in real-time.
(2) technical scheme
In order to solve above-mentioned technical problem, the present invention provides a kind of and measures the in place of parts amount of deflection
Detecting system, it includes underframe, fixed mounting, the seat that is slidably installed, leading screw, guide rail, pressure
Force test device and displacement detector, described guide rail is fixedly installed on the upper table of described underframe
Face, described in the seat that is slidably installed be slidably arranged on described guide rail, described fixed mounting is arranged on
The side of a described moving direction that is slidably installed, described leading screw is each passed through described fixed mounting
Be slidably installed seat and threadeding with the described seat that is slidably installed, described leading screw is positioned at described fixing
One end of mounting seat connect have driving means, described leading screw be positioned at one end of the seat that is slidably installed for
To parts to be measured apply power, described pressure test device be arranged on described in be slidably installed on seat,
Regulate described pressure test device by the change in location of the described seat that is slidably installed and lean against to be measured zero
Sensing stress change on parts, institute's displacement sensing device is used for detecting parts to be measured in stress
During change in displacement.
Wherein, described pressure test device is pressure transducer, and described pressure transducer is by propping up
Support member is slidably installed on seat described in being arranged on, and is positioned at the same side with the external part of leading screw.
Wherein, institute's displacement sensing device is laser displacement sensor, and described laser displacement senses
Device includes that described Laser emission is located at by generating laser and laser pickoff, described parts to be measured
Between device and laser pickoff.
Wherein, described driving means is manual driving device or Vidacare corp.
Further, described manual driving device is regulation handle, and described Vidacare corp is
Motor.
Wherein, between described leading screw and described fixed mounting, it is provided with bearing support block, described
The outer ring of bearing support block is fixing with the inner hole wall of described fixed supporting seat to be connected, and described bearing props up
The inner ring of support seat is fixing with described leading screw to be connected；Described leading screw is slidably installed with described by swivel nut
Seat is threaded.
Wherein, described fixed mounting and be slidably installed between seat and be provided with spacing stud.
Wherein, also include that computer, described pressure test device and displacement detector are by letter
Number conditioning module is connected to described computer, carries out data acquisition and processing (DAP).
(3) beneficial effect
Compared with prior art, the invention have the advantages that
A kind of in-place detection system measuring parts amount of deflection that the present invention provides, will be slidably installed
Seat is slidably arranged on described guide rail, fixed mounting be arranged on described in be slidably installed the seat side of movement
To side, leading screw be each passed through described fixed mounting and be slidably installed seat and with described slip
Mounting seat is threaded, described pressure test device be arranged on described in be slidably installed on seat, pass through
The seat that is slidably installed described in rotational lead screw drive moves back and forth along guide rail, and described leading screw is positioned at slip peace
One end of dress seat is for applying power to parts to be measured, by regulating described pressure test device
Position is used for leaning against on parts to be measured sensing stress change, and institute's displacement sensing device is used for examining
Surveying the parts to be measured change in displacement in loading process, whole test process need not manually examine
Survey, it is possible to anthropic factor impact when overcoming detection, improve measure parts amount of deflection efficiency and
Reliability.
Accompanying drawing explanation
Fig. 1 is the structure section view of a kind of in-place detection system measuring parts amount of deflection of the present invention
Figure；
Fig. 2 is that the stereochemical structure of a kind of in-place detection system measuring parts amount of deflection of the present invention is shown
It is intended to.
In figure: 1: underframe；2: regulation handle；3: bearing support block；4: fixed mounting；
5: spacing stud；6: swivel nut；7: be slidably installed seat；8: support member；9: pressure sensing
Device；10: leading screw；11: chute；12: guide rail；13: displacement transducer.
Detailed description of the invention
Below in conjunction with the accompanying drawings and embodiment, the detailed description of the invention of the present invention is made the most in detail
Describe.Following instance is used for illustrating the present invention, but is not limited to the scope of the present invention.
In describing the invention, " " center ", " longitudinally ", " horizontal it should be noted that term
To ", " on ", D score, "front", "rear", "left", "right", " vertically ", " level ", " top ",
Orientation or the position relationship of the instruction such as " end " " interior ", " outward " are based on orientation shown in the drawings
Or position relationship, it is for only for ease of the description present invention and simplifies description rather than instruction or dark
Show that device or the element of indication must have specific orientation, with specific azimuth configuration and behaviour
Make, be therefore not considered as limiting the invention.
As depicted in figs. 1 and 2, the in place of parts amount of deflection is measured for a kind of of present invention offer
Detecting system, it include underframe 1, fixed mounting 4, the seat 7 that is slidably installed, leading screw 10,
Guide rail 12, pressure test device and displacement detector, described guide rail 12 is tight by bolt etc.
Firmware is fixedly installed on the upper surface of described underframe 1, described in the seat 7 that is slidably installed be slidably arranged in
On described guide rail 12, described in be slidably installed bottom seat 7 and be provided with the cunning mated with described guide rail 12
Groove 11, described in be slidably installed seat 7 can be slided back and forth along described guide rail 12 by described chute 11
Dynamic, described fixed mounting 4 be arranged on described in be slidably installed the side of seat 7 moving direction, as
Shown in Fig. 1, described fixed mounting 4 be arranged on described in be slidably installed the left side of seat 7, institute
State leading screw 10 be each passed through described fixed mounting 4 and be slidably installed seat 7 and with described slip
Mounting seat 7 is threaded, and described leading screw 10 is positioned at one end of described fixed mounting 4 and connects
There is driving means, be used for driving described leading screw 10 to rotate, thus drive seat 7 edge that is slidably installed
Guide rail 12 moves, and described leading screw 10 is positioned at the one end of the seat 7 that is slidably installed for holding out against to be measured zero
Parts, to parts to be measured apply power, described pressure test device be arranged on described in be slidably installed
Seat 7 on, by the change in location of the described seat 7 that is slidably installed thus regulate described stress test dress
The position put so that it is lean against and sense stress change, institute's displacement sensing device on parts to be measured
Can also be arranged on underframe 1 for detecting the parts to be measured displacement change in loading process
Change, thus draw the amount of deflection of parts to be measured.This systematic survey is simple, efficiently, it is possible to very well
Ground eliminates the impact of anthropic factor during measuring so that measured value is more accurate, and energy
The enough pressure obtaining tested parts quickly and efficiently and amount of deflection are to complete test.
Wherein, described pressure test device is preferably pressure transducer 9, described pressure transducer 9
By support member 8 be arranged on described in be slidably installed on seat 7, be positioned at same with the external part of leading screw 10
Side, in order to adjusting position.
Wherein, institute's displacement sensing device is preferably laser displacement sensor 13, described laser position
It is described that displacement sensor 13 includes that generating laser and laser pickoff, described parts to be measured are located at
Between generating laser and laser pickoff, in order to the change of sensed displacement.
Wherein, described driving means can be manual driving device or Vidacare corp.Enter one
Step ground, described manual driving device can be regulation handle 2, and described Vidacare corp is permissible
For motor, rotate by rotating regulation handle 2 or unlatching driven by motor leading screw 10, can basis
Specifically need to select the type of drive of leading screw 10.
In order to reduce the pivoting friction of leading screw 10 and fixed mounting 4, it is preferable that described solid
Determining to arrange in mounting seat 4 bearing support block 3, the outer ring of described bearing support block 3 is fixing with described
Supporting the fixing connection of inner hole wall of seat, the inner ring of described bearing support block 3 is solid with described leading screw 10
Fixed connection, thus when leading screw 10 rotates, described leading screw 10 is interior with described bearing support block 3
Circle rotates together along its outer ring together；Described leading screw 10 is by swivel nut 6 and the described seat 7 that is slidably installed
Threaded.
Wherein, described fixed mounting 4 and be slidably installed between seat 7 and be provided with spacing stud 5, with
The displacement of limit slippage mounting seat 7, the seat 7 that prevents from being slidably installed bumps against with fixed mounting 4.
Wherein, also include that computer, described pressure test device and displacement detector are by letter
Number conditioning module is connected to described computer, carries out signal condition and filters off interference signal, to reach
The collection requirement of data collecting card, then control data acquisition by running the programming software in computer
Truck, carries out data sampling and processing and storage, and the compression force deflection obtaining tested parts is bent
Line is to complete test.
Embodiment one
Underframe 1 is arranged on electric spark machine tool workbench, the Z-direction master of spark-erosion machine tool
On axle, installation fixture is with the tested parts of clamping, tested parts and displacement transducer 13 centering,
The top of pressure transducer 9 faces the lower end of tested parts；Pressure transducer 9 select be
FUTEK force cell LSB200-100G, its sensitivity is 22.482mV/N, maximum
Journey is 445N.What displacement transducer 13 was selected is Keyemce TM-006 laser displacement sensor 13,
Sensitivity is 0.04mm, and measurement scope isConcrete operations are as follows: slowly turn tune
Joint handle 2 makes the top of pressure transducer 9 slowly near the lower end of tested parts, constantly regulates
Until pressure transducer 9 has just run into tested parts.Now, pressure transducer 9 is set
It is 0 with the output valve of displacement transducer 13；Turn regulation handle 2 the most slowly to tested zero
Parts are continuously applied to power, reading pressure transducer that can be real-time by computer labview software
9 and the numerical value of displacement transducer 13, and simulate the compression force deflection curve of tested parts.
As can be seen from the above embodiments, the present invention eliminate well measure during artificial
Factor affects so that measured value is more accurate, improve measure parts amount of deflection efficiency and can
By degree, and can reading data in real-time.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention,
All within the spirit and principles in the present invention, any modification, equivalent substitution and improvement etc. made,
Should be included within the scope of the present invention.
Claims (8)
1. the in-place detection system measuring parts amount of deflection, it is characterised in that include underframe,
Fixed mounting, the seat that is slidably installed, leading screw, guide rail, pressure test device and displacement detecting dress
Putting, described guide rail is fixedly installed on the upper surface of described underframe, described in be slidably installed seat slide set
Put on described guide rail, described fixed mounting be arranged on described in be slidably installed a moving direction
Side, described leading screw be each passed through described fixed mounting and be slidably installed seat and with described slip
Mounting seat is threaded, and described leading screw is positioned at one end connection of described fixed mounting driving dress
Putting, described leading screw is positioned at one end of the seat that is slidably installed for parts to be measured are applied power, described
Pressure test device is slidably installed on seat described in being arranged on, by the position of the described seat that is slidably installed
Change regulates described pressure test device and leans against the change of sensing stress, institute's rheme on parts to be measured
Move detection device for detecting the parts to be measured change in displacement in loading process.
2. the in-place detection system measuring parts amount of deflection as claimed in claim 1, its feature
Being, described pressure test device is pressure transducer, and described pressure transducer passes through support member
It is slidably installed described in being arranged on seat, is positioned at the same side with the external part of leading screw.
3. the in-place detection system measuring parts amount of deflection as claimed in claim 1, its feature
Being, institute's displacement sensing device is laser displacement sensor, described laser displacement sensor bag
Include generating laser and laser pickoff, described parts to be measured be located at described generating laser and
Between laser pickoff.
4. the in-place detection system measuring parts amount of deflection as claimed in claim 1, its feature
Being, described driving means is manual driving device or Vidacare corp.
5. the in-place detection system measuring parts amount of deflection as claimed in claim 4, its feature
Being, described manual driving device is regulation handle, and described Vidacare corp is motor.
6. the in-place detection system measuring parts amount of deflection as claimed in claim 1, its feature
It is, between described leading screw and described fixed mounting, is provided with bearing support block, described bearing
The inner hole wall of the outer ring and described fixed supporting seat that support seat is fixed and is connected, described bearing support block
Inner ring and described leading screw fixing be connected；Described leading screw is by swivel nut and a described spiral shell that is slidably installed
Stricture of vagina connects.
7. the in-place detection system measuring parts amount of deflection as claimed in claim 1, its feature
It is, described fixed mounting and be slidably installed between seat and be provided with spacing stud.
8. the in-place detection system measuring parts amount of deflection as claimed in claim 1, its feature
It is, also includes that computer, described pressure test device and displacement detector are adjusted by signal
Reason module is connected to described computer, carries out data acquisition and processing (DAP).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510317248.5A CN106289967A (en) | 2015-06-10 | 2015-06-10 | A kind of in-place detection system measuring parts amount of deflection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510317248.5A CN106289967A (en) | 2015-06-10 | 2015-06-10 | A kind of in-place detection system measuring parts amount of deflection |
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| CN106289967A true CN106289967A (en) | 2017-01-04 |
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| CN201510317248.5A Pending CN106289967A (en) | 2015-06-10 | 2015-06-10 | A kind of in-place detection system measuring parts amount of deflection |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107202739A (en) * | 2017-06-14 | 2017-09-26 | 清华大学 | Sliding rolling test device and friction wear testing machine for friction wear testing machine |
| CN108731604A (en) * | 2018-05-22 | 2018-11-02 | 中原工学院 | A kind of gas-static main shaft radial direction air-film thickness and rigidity detection system |
| CN112684213A (en) * | 2020-12-10 | 2021-04-20 | 广东电网有限责任公司韶关供电局 | Detection device |
| CN112730222A (en) * | 2020-12-31 | 2021-04-30 | 舟山市质量技术监督检测研究院 | Automatic anti-slip coefficient detection device |
| CN114136775A (en) * | 2021-11-18 | 2022-03-04 | 安徽科技学院 | Performance testing device for low-dimensional photoelectric material |
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| CB02 | Change of applicant information |
Address after: 100191 Dimon building, B3 Huayuan Road, Haidian District, Beijing Applicant after: Beijing Electric Processing Research Institute Co.,Ltd. Applicant after: SHANGHAI AEROSPACE CONTROL TECHNOLOGY INSTITUTE Address before: 100191 Dimon building, B3 Huayuan Road, Haidian District, Beijing Applicant before: BEIJING INSTITUTE OF ELECTRO-MACHINING Applicant before: SHANGHAI AEROSPACE CONTROL TECHNOLOGY INSTITUTE |
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Application publication date: 20170104 |
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