CN207976127U - A kind of machining accuracy DATA REASONING experimental bench - Google Patents
A kind of machining accuracy DATA REASONING experimental bench Download PDFInfo
- Publication number
- CN207976127U CN207976127U CN201820496460.1U CN201820496460U CN207976127U CN 207976127 U CN207976127 U CN 207976127U CN 201820496460 U CN201820496460 U CN 201820496460U CN 207976127 U CN207976127 U CN 207976127U
- Authority
- CN
- China
- Prior art keywords
- platform
- workpiece
- machining accuracy
- contact plate
- displacement sensor
- Prior art date
- 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.)
- Active
Links
Landscapes
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The utility model is related to a kind of machining accuracy DATA REASONING experimental benches comprising platform, the linear guide, digital display device, contact plate and displacement sensor；The linear guide be two it is parallel locking on platform, platform is provided with workpiece positioning plate on the linear guide one end, the other end is provided with displacement sensor；The contact plate locking is provided with spring, which is kept in contact the trend that plate is slided to workpiece positioning plate direction always, with clamping workpiece on the sliding block of direct guide rail between contact plate and platform；Digital display device is mounted on platform, and is electrically connected with displacement sensor.This measurement experiment platform, dexterously contact plate is utilized to contradict on the busbar of workpiece, the diameter relative changing value for measuring workpiece is converted into measure the displacement of contact plate, contact plate displacement is obtained by displacement sensor, and give to digital display device and show in due course, facilitate reading and record.
Description
Technical field：
The utility model belongs to measuring apparatus field, more particularly to a kind of machining accuracy DATA REASONING experimental bench, especially needle
To the need of the statistical analysis of part processing precision.
Background technology：
" statistical analysis of machining accuracy " is《Mechanism Manufacture Technology Basis》One weight of this university's mechanical major course
It tests, relates generally to the content of machine-building quality analysis and control aspect.Pass through experiment, it will be appreciated that in the machine adjusted
On bed, the changing rule of size when Continuous maching a batch workpiece is familiar with the basic skills of Working Accuracy And Statistic Analysis, and analyze plus
Attainable machining accuracy of the error property generated in work and process institute etc..
Various mismachining tolerances can be divided into Systematic Errors and random error two major classes according to the difference of its statistical law.
Systematic Errors are divided into as two kinds of constant value systematic error and variate systematic error.
It is processed in a collection of workpiece in sequence, the error that size and Orientation remains unchanged, referred to as constant value systematic error are big
The error that small and direction changes according to certain rules, referred to as variate systematic error.
It is processed in a collection of workpiece in sequence, the error of the irregular variation of size and Orientation, referred to as random error.
It is complicated that the factor of mismachining tolerance is influenced in produce reality, in the process of a collection of workpiece, existing system
Property error component, also have random error factor, therefore cannot draw a conclusion with the detection of single workpiece, because single workpiece is not
The property and changing rule of error can be exposed, the error size of single workpiece can not represent the error size of workpiece by the gross.
In view of the above analysis, machining accuracy is improved, should just be transported based on the result checked many workpiece in production scene
The method of row Mathematical Statistics Analysis goes to handle these as a result, the thing of regularity is found out in turn, for finding out the way solved the problems, such as
Diameter improves processing technology, improves machining accuracy.
Due to the influences such as experimental period and student's safe operation, tests test specimen used and typically process in advance
's.In addition, the experiment at present be there are problems that, and first, lever-type micrometer precision used in the experiment is higher at present, learns
Raw measure is easily damaged；Second, due to using hand dipping, the accuracy of measurement relatively low；Third, measurement efficiency are low；4th, altogether
There are 110 groups of data, data processing cumbersome.
Purpose as teaching is that association uses specific measurement means, analyzes the property of mismachining tolerance, and data are remembered
The tedious works such as record, the repetitive operation of measuring appliance, the idea completed by experiment porch become the utility model research
Object.
Invention content：
The purpose of this utility model is that design is a kind of acquiring workpiece data using displacement sensor, and in due course by digital display device
The machining accuracy DATA REASONING experimental bench of display.
What technical solutions of the utility model were realized in：A kind of machining accuracy DATA REASONING experimental bench, it is characterised in that：
Including platform, the linear guide, digital display device, contact plate and displacement sensor；The linear guide is two parallel lockings flat
On platform, platform is provided with workpiece positioning plate on the linear guide one end, the other end is provided with displacement sensor；The contact plate
Locking is provided with spring on the sliding block of the linear guide between contact plate and platform, it is fixed to workpiece always which is kept in contact plate
The trend of position plate direction sliding, with clamping workpiece；Digital display device is mounted on platform, and is electrically connected with displacement sensor.
Institute's displacement sensors are arranged on a column, are directed at the measurement plane being arranged on contact plate.
Two rows of gag lever posts are provided on the workpiece positioning plate, it is long that two rows limit distance between tie rods is more than diameter of work, gag lever post
Degree is between workpiece radius and diameter.
On the platform between workpiece positioning plate two rows gag lever post, it is provided with turntable.
The turntable is driven by transposition motor to be rotated.
Two rows of gag lever posts are provided on the workpiece positioning plate, it is long that two rows limit distance between tie rods is more than diameter of work, gag lever post
Degree is between workpiece radius and diameter；On platform between two rows of gag lever posts, it is provided with the turntable driven by transposition motor；
The platform is additionally provided with a cam between two the linear guides, and cam surface contradicts on rear side of contact plate, which is opening
Under motor driving, spring force is overcome to elapse contact plate backward, unclamps the clamping to workpiece.
Described further includes having computer, which connect with digital display device, acquires the data of displacement sensor, and
Chart is analyzed by software statistics and generated, and then by PLC control transposition motors and opens motor action.
The measurement experiment platform of the utility model dexterously utilizes contact plate to contradict on the busbar of workpiece, will measure workpiece
Diameter relative changing value be converted into measuring the displacement of contact plate, contact plate displacement is obtained by displacement sensor, and is sent to number
Aobvious device is shown in due course, facilitates reading and record；Also it can facilitate selection connection computer, by computer software, automatically record,
The error property of statistical analysis workpiece；It overcomes traditional-handwork and measures human error, lever-type micrometer rapid wear, and record cumbersome
The problems such as.
Description of the drawings：
The utility model is described further with reference to specific legend：
Fig. 1 is machining accuracy DATA REASONING experimental bench schematic diagram
Fig. 2 is machining accuracy DATA REASONING experimental bench exploded view
Wherein
1-platform 11-turntable, 12-transposition motor, 2-the linear guide
21-3-digital display device of sliding block, 4-contact plate, 41-measurement planes
42-spring 5-displacement sensor, 51-column, 6-workpiece positioning plates
61-7-workpiece of gag lever post, 8-cam, 81-opening motors
Specific implementation mode：
Referring to Figures 1 and 2, machining accuracy DATA REASONING experimental bench, including platform 1, the linear guide 2, digital display device 3, connect
Touch panel 4 and displacement sensor 5.On the platform 1 for two parallel lockings, platform 1 is on 2 one end of the linear guide for the linear guide 2
It is provided with workpiece positioning plate 6, the other end is provided with displacement sensor 5；More specifically, displacement sensor 5 is arranged in a column
On 51, the height of displacement sensor 5 is improved by column 51, to be directed at the measurement plane 41 being arranged on contact plate 4, the measurement
Plane 41 is the measurement datum of 7 diameter relative changing value of workpiece conversion.
Contact plate 4 locks on the sliding block 21 of direct guide rail, spring 42 is provided between contact plate 4 and platform 1, the spring 42
It is kept in contact the trend that plate 4 is slided to 6 direction of workpiece positioning plate always, keeps in due course clamping workpiece 7.Spring 42 selects in this example
Tension spring is selected, 4 lower section of contact plate between two the linear guides 2 is hidden in；Workpiece positioning plate 6 is locked by bolt in 1 side of platform,
Two rows of gag lever posts 61 are provided on workpiece positioning plate 6,61 spacing of two rows of gag lever posts is more than diameter of work, 61 length of gag lever post is situated between
Between workpiece radius and diameter, as the position foundation that workpiece 7 is put into, and the measurement of workpiece is not influenced.In addition, being limited in two rows
On platform 1 between the bar 61 of position, it is provided with turntable 11, facilitates 7 rotation angle of workpiece；Further, which may be selected by changing
The position driving rotation of motor 12, manpower intervention is not necessarily to when operation.
Digital display device 3 is installed on the platform 1, and is electrically connected with displacement sensor 5, is shown measurement data in due course, is facilitated reading
It takes and records.
It is preferred embodiment below：
Two rows of gag lever posts 61 are provided on workpiece positioning plate 6,61 spacing of two rows of gag lever posts is more than diameter of work, gag lever post
61 length as the position foundation that workpiece 7 is put into, and do not influence the measurement of workpiece between workpiece radius and diameter；Two
It arranges on the platform 1 between gag lever post 61, is provided with the turntable 11 driven by transposition motor 12；Platform 1 is between two the linear guides 2
It is additionally provided with a cam 8, cam surface is contradicted in 4 rear side of contact plate, which overcomes spring in the case where opening motor 81 and driving
Power elapses contact plate 4 backward, unclamps the clamping to workpiece 7.
Further, further include having computer, which connect with digital display device 3, the number that acquisition displacement sensor 5 measures
According to, and acted by software statistics analysis and generation chart, and then by PLC control transposition motors 12 and opening motor 81, realization is certainly
It is dynamic to measure.
Claims (7)
1. a kind of machining accuracy DATA REASONING experimental bench, it is characterised in that：Including platform, the linear guide, digital display device, contact plate
And displacement sensor；The linear guide be two it is parallel locking on platform, platform is provided on the linear guide one end
Workpiece positioning plate, the other end are provided with displacement sensor；Contact plate locking on the sliding block of direct guide rail, contact plate with it is flat
Spring is provided between platform, which is kept in contact the trend that plate is slided to workpiece positioning plate direction always, with clamping workpiece；Digital display
Device is mounted on platform, and is electrically connected with displacement sensor.
2. a kind of machining accuracy DATA REASONING experimental bench according to claim 1, it is characterised in that：Displacement sensor is arranged
On a column, and the measurement plane being arranged on contact plate is contradicted in due course.
3. a kind of machining accuracy DATA REASONING experimental bench according to claim 1, it is characterised in that：It is set on workpiece positioning plate
Two rows of gag lever posts are equipped with, two rows limit distance between tie rods is more than diameter of work, limit pole length between workpiece radius and diameter.
4. a kind of machining accuracy DATA REASONING experimental bench according to claim 1 or 3, it is characterised in that：It is positioned in workpiece
On platform between plate two rows gag lever post, it is provided with turntable.
5. a kind of machining accuracy DATA REASONING experimental bench according to claim 4, it is characterised in that：Turntable is by transposition motor
Driving rotation.
6. a kind of machining accuracy DATA REASONING experimental bench according to claim 1, it is characterised in that：It is set on workpiece positioning plate
Two rows of gag lever posts are equipped with, two rows limit distance between tie rods is more than diameter of work, limit pole length between workpiece radius and diameter；
On platform between two rows of gag lever posts, it is provided with the turntable driven by transposition motor；The platform is gone back between two the linear guides
It is provided with a cam, cam surface contradicts on rear side of contact plate, which overcomes spring force that will contact in the case where opening motor driving
Plate elapses backward, unclamps the clamping to workpiece.
7. a kind of machining accuracy DATA REASONING experimental bench according to claim 1 or 6, it is characterised in that：Further include having meter
Calculation machine, the computer are connect with digital display device, acquire the data of displacement sensor, and are analyzed and generated by software statistics and schemed
Table, and then by PLC control transposition motors and open motor action.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820496460.1U CN207976127U (en) | 2018-04-09 | 2018-04-09 | A kind of machining accuracy DATA REASONING experimental bench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820496460.1U CN207976127U (en) | 2018-04-09 | 2018-04-09 | A kind of machining accuracy DATA REASONING experimental bench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207976127U true CN207976127U (en) | 2018-10-16 |
Family
ID=63763887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820496460.1U Active CN207976127U (en) | 2018-04-09 | 2018-04-09 | A kind of machining accuracy DATA REASONING experimental bench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207976127U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108225249A (en) * | 2018-04-09 | 2018-06-29 | 福建工程学院 | A kind of machining accuracy DATA REASONING experimental bench |
-
2018
- 2018-04-09 CN CN201820496460.1U patent/CN207976127U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108225249A (en) * | 2018-04-09 | 2018-06-29 | 福建工程学院 | A kind of machining accuracy DATA REASONING experimental bench |
| CN108225249B (en) * | 2018-04-09 | 2023-11-03 | 福建理工大学 | Machining precision data measurement experiment table |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102538700B (en) | Screw rotor type surface profile error measurement instrument | |
| CN202350753U (en) | Measuring instrument for profile error of spiral rotor molded surface | |
| CN101762253B (en) | System and method for multi-sensor-based on-line multi-dimension measurement of special-shaped shaft-type workpieces | |
| CN109373879B (en) | Part outline dimension detection device and detection method | |
| CN203657761U (en) | Flatness laser measuring instrument | |
| CN105486745A (en) | Defect signal high-precision space imaging system and method based on alternating-current electromagnetic field | |
| CN103616007A (en) | Precision planeness-measuring apparatus for miniature part | |
| CN213239979U (en) | Industry CT check out test set | |
| CN209445993U (en) | A kind of axle housing detection platform | |
| CN207976127U (en) | A kind of machining accuracy DATA REASONING experimental bench | |
| CN110008767A (en) | A kind of two-dimensional code scanning device test device and test method | |
| CN207215017U (en) | A kind of roll shape beam three-face punching accuracy detecting device | |
| CN108225249A (en) | A kind of machining accuracy DATA REASONING experimental bench | |
| CN209342090U (en) | A kind of Form and position error detection platform | |
| CN109655032B (en) | Frame axle gear clearance detection device | |
| CN116929209A (en) | Detection equipment and detection method for rod-shaped materials | |
| CN108645366B (en) | Experimental device for measuring non-parallelism of two end faces of rock | |
| CN209486684U (en) | A kind of two-dimensional code scanning device test device | |
| CN114061945A (en) | Precision spindle rotation error measurement and separation experimental device | |
| CN202083376U (en) | Device for measuring shape of workpiece | |
| CN211855128U (en) | Cone measuring device of rack | |
| CN111351414B (en) | Detection tool and method for connecting rod rest component of high-speed warp knitting machine | |
| CN111366119B (en) | Method for separating system errors of measuring instrument in gear pitch deviation measurement | |
| CN210638648U (en) | Single-probe detection device | |
| CN219064586U (en) | Conductive foam testing instrument |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |