CN203908487U - Portable measuring device for cable thickness measurement - Google Patents
Portable measuring device for cable thickness measurement Download PDFInfo
- Publication number
- CN203908487U CN203908487U CN201420312642.0U CN201420312642U CN203908487U CN 203908487 U CN203908487 U CN 203908487U CN 201420312642 U CN201420312642 U CN 201420312642U CN 203908487 U CN203908487 U CN 203908487U
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- China
- Prior art keywords
- chip microcomputer
- leading screw
- angular transducer
- measurement mechanism
- portable measurement
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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.)
- Expired - Fee Related
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- 238000005259 measurement Methods 0.000 title claims abstract description 23
- 238000006243 chemical reaction Methods 0.000 claims abstract description 16
- 230000005540 biological transmission Effects 0.000 claims abstract description 4
- 238000001514 detection method Methods 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 7
- 238000006073 displacement reaction Methods 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Abstract
The utility model discloses a portable measuring device for cable thickness measurement. The device comprises a base plate, a leading screw, a moving knife, an angle sensor, a single-chip microcomputer and a digital display. The lower end of the moving knife is connected to the leading screw through a spiral transmission mechanism. One end of the leading screw is provided with the angle sensor used for detecting the rotating angle of the leading screw. The angle sensor directly transmits a received current or voltage signal containing the rotating angle to the single-chip microcomputer with a digital-analog conversion function or to the single-chip microcomputer via a digital-analog conversion module. The single-chip microcomputer processes the received signal and transmits the signal to the digital display. The digital display displays the received signal in the digital form. The portable measuring device is small in size, utilizes digital display to overcome human eye errors, and utilizes the angle sensor to detect the angle changes of the leading screw and then convert the angle changes into an axial displacement. The precision of the device is greatly less than one filament, and the device is convenient in operation and effectively improves operation efficiency.
Description
Technical field
The utility model relates to measurement mechanism field, particularly relates to a kind of portable measurement mechanism for cable thickness measure.
Background technology
The number reading method that the number reading method of the existing portable unit of measuring for cable is artificial reading or reference vernier caliper carries out reading, due to individual difference, and the limitation of measuring equipment, in testing process, record data amount is large, and calculation procedure is many.Reading accuracy is difficult to guarantee, and this kind of number reading method causes detection efficiency low.
Summary of the invention
In order to solve the problems of the technologies described above, the invention provides a kind of portable measurement mechanism for cable thickness measure, this measurement mechanism volume is little, by changing metering method, utilize leading screw to calculate displacement, can effectively improve measuring accuracy, adopt numeral to show and overcome human eye error, easy to operate, effectively increase work efficiency.
For this reason, the technical solution of the utility model is as follows:
A portable measurement mechanism for cable thickness measure, comprises base plate, is fixed on leading screw, trip cutter, angular transducer, single-chip microcomputer and digital indicator on described base plate; The lower end of described trip cutter is connected with described leading screw by screw-drive mechanism; One end of described leading screw is provided with the angular transducer for detection of its anglec of rotation; Described angular transducer is directly connected with the single-chip microcomputer that comprises analog conversion function or is connected with single-chip microcomputer by D/A converter module; Described single-chip microcomputer is connected with described digital indicator;
Described angular transducer is directly transferred to the curtage signal that comprises the anglec of rotation receiving the single-chip microcomputer that comprises analog conversion function or is transferred to single-chip microcomputer through D/A converter module; Described single-chip microcomputer is transferred to digital indicator after reception signal is processed; Described digital indicator shows the signal receiving with digital form.
The screw-drive mechanism being connected with described leading screw of described trip cutter is ball-screw nut mechanism.
The described single-chip microcomputer model that comprises analog conversion function is s12x128, the stc series that Texas Instrument produces, MSP430, F41x, F16x, F41x, F43x or F44x; The Atmel8051 that data transmission need be produced through the single-chip microcomputer model Wei Wei of D/A converter module Texas Instrument, 80c51 or 89s51, ADC0809 or ADC12 that the model Wei Wei Texas Instrument of the mould modular converter being connected with single-chip microcomputer produces.
Described single-chip microcomputer and digital indicator integrated installation be in the surface of described trip cutter, can reduction equipment volume, can conveniently observe again.
One end that described leading screw arranges angular transducer is provided with control handle, this control handle and leading screw coaxial rotation.
Described control handle is located at described angular transducer outside, effective reduction equipment volume, and handled easily personnel carry.
The minimum diameter of angular transducer is only 30mm, can effectively reduce equipment volume.
The principle of work of this portable measurement mechanism is:
1. rotating threaded shaft, regulates trip cutter to suitable position;
2. angular transducer and leading screw coaxial rotation, the rotational angle of Real-Time Monitoring leading screw, the current/voltage signal that angular transducer carries rotational angle by this simultaneously is directly transferred to the single-chip microcomputer that comprises analog conversion function, or is transferred to single-chip microcomputer through D/A converter module;
Single-chip microcomputer deal with data is in two steps: first angle-data is converted to all numbers: all number=anglec of rotation/360;
Secondly all numbers are converted into air line distance: air line distance=all number * leading screw pitch;
Single-chip microcomputer is selected from following model, and also optional use has the single-chip microcomputer of similar functions: the single-chip microcomputer model that comprises analog conversion function is s12x128, the stc series that Texas Instrument produces, MSP430, F41x, F16x, F41x, F43x or F44x; The Atmel8051 that data transmission need be produced through the single-chip microcomputer model Wei Wei of D/A converter module Texas Instrument, 80c51 or 89s51, ADC0809 or ADC12 that the model Wei Wei Texas Instrument of the D/A converter module being connected with single-chip microcomputer produces.
3. the range data after single-chip microcomputer processing is shown on digital indicator.
Should be little for the portable measurement mechanism volume of cable thickness measure, adopt numeral to show and overcome human eye error, utilize angular transducer detect the variation of leading screw angle and then be converted into axial displacement, its angle precision value can be accurate to 0.1 degree, also the precision that is whole instrument is about d/3600 (d<5mm), much smaller than 1, has greatly improved accuracy of detection, and this device is easy to operate, can effectively increase work efficiency.
Accompanying drawing explanation
Fig. 1 is the vertical view of a kind of embodiment of the present utility model;
Fig. 2 is the vertical view of another kind of embodiment of the present utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments, structure of the present utility model is described in detail.
As shown in Figure 1, a kind of portable measurement mechanism for cable thickness measure, comprises base plate 7, is fixed on leading screw 1, trip cutter 6, angular transducer 2, single-chip microcomputer 4 and digital indicator 5 on described base plate 7; The lower end of described trip cutter 6 is connected with described leading screw 1 by screw-drive mechanism; One end of described leading screw 1 is provided with the angular transducer 2 for detection of its anglec of rotation; Described angular transducer 2 is directly connected with the single-chip microcomputer 4 that comprises analog conversion function or is connected with single-chip microcomputer 4 by D/A converter module; Described single-chip microcomputer 4 is connected with described digital indicator 5;
Described angular transducer 2 is directly transferred to the curtage signal that comprises the anglec of rotation receiving the single-chip microcomputer 4 that comprises analog conversion function or is transferred to single-chip microcomputer 4 through D/A converter module; Described single-chip microcomputer 4 is transferred to digital indicator 5 after reception signal is processed; Described digital indicator 5 shows the signal receiving with digital form.
In a kind of embodiment of this portable measurement mechanism, the screw-drive mechanism being connected with described leading screw 1 of described trip cutter 6 is ball-screw nut mechanism.
In the embodiment of this portable measurement mechanism, s12x128, the stc series that can select Texas Instrument to produce, MSP430, F41x, F16x, F41x, F43x or F44x are as the single-chip microcomputer that comprises analog conversion function; The Atmel8051 that selects Texas Instrument to produce, 80c51 or 89s51 be as the single-chip microcomputer that does not comprise analog conversion function, and the D/A converter module of selecting ADC0809 that Texas Instrument produces or ADC12 to be connected as the single-chip microcomputer with not comprising analog conversion function.
The optional WDA-D30-SA type angular transducer of producing with Shanghai Jiang Jingxiang Electronics Co., Ltd. of the angular transducer of this portable measurement mechanism, or select the angular transducer of the similar precision/function of other manufacturer production.
In a kind of embodiment of this portable measurement mechanism, described single-chip microcomputer 4 and digital indicator 5 integrated installations are in the surface of described trip cutter, can reduction equipment volume, can conveniently observe again.
The minimum diameter of angular transducer is only 30mm, can effectively reduce equipment volume.
In a kind of embodiment of this portable measurement mechanism, one end that described leading screw arranges angular transducer is provided with control handle 3, this control handle 3 and leading screw 1 coaxial rotation.
As shown in Figure 2, in a kind of embodiment of this device, described control handle 3 is located at described angular transducer 2 outsides, effective reduction equipment volume, and handled easily personnel carry.
The principle of work of this portable measurement mechanism is:
1. testing sample is fixed on sample stage 8;
2. rotating threaded shaft 1, regulates trip cutter 6 to suitable position;
3. angular transducer 2 and leading screw 1 coaxial rotation, the rotational angle of Real-Time Monitoring leading screw, the current/voltage signal that angular transducer 2 carries rotational angle by this simultaneously is directly transferred to the single-chip microcomputer 4 that comprises analog conversion function, or is transferred to single-chip microcomputer 4 through D/A converter module;
Single-chip microcomputer 4 deal with data are in two steps: first angle-data is converted to all numbers: all number=anglec of rotation/360;
Secondly all numbers are converted into air line distance: air line distance=all number * leading screw pitch;
4. the range data after single-chip microcomputer 4 processing is shown on digital indicator 5.
Claims (6)
1. for a portable measurement mechanism for cable thickness measure, comprise base plate (7), be fixed on leading screw (1), trip cutter (6), angular transducer (2), single-chip microcomputer (4) and digital indicator (5) on described base plate (7); It is characterized in that: the lower end of described trip cutter (6) is connected with described leading screw (1) by screw-drive mechanism; One end of described leading screw (1) is provided with the angular transducer (2) for detection of its anglec of rotation; Described angular transducer (2) is directly connected with the single-chip microcomputer that comprises analog conversion function (4) or is connected with single-chip microcomputer (4) by D/A converter module; Described single-chip microcomputer (4) is connected with described digital indicator (5);
Described angular transducer (2) is directly transferred to the curtage signal that comprises the anglec of rotation receiving the single-chip microcomputer (4) that comprises analog conversion function or is transferred to single-chip microcomputer through D/A converter module; Described single-chip microcomputer is transferred to digital indicator (5) after reception signal is processed; Described digital indicator (5) shows the signal receiving with digital form.
2. portable measurement mechanism as claimed in claim 1, is characterized in that: the screw-drive mechanism being connected with described leading screw (1) of described trip cutter (6) is ball-screw nut mechanism.
3. portable measurement mechanism as claimed in claim 1, is characterized in that: described in comprise analog conversion function single-chip microcomputer model be s12x128, the stc series that Texas Instrument produces, MSP430, F41x, F16x, F41x, F43x or F44x; The Atmel8051 that data transmission need be produced through the single-chip microcomputer model Wei Wei of D/A converter module Texas Instrument, 80c51 or 89s51, ADC0809 or ADC12 that the model Wei Wei Texas Instrument of the D/A converter module being connected with single-chip microcomputer produces.
4. portable measurement mechanism as claimed in claim 1, is characterized in that: described single-chip microcomputer (4) and digital indicator (5) integrated installation are in the surface of described trip cutter (6).
5. portable measurement mechanism as claimed in claim 1, is characterized in that: one end that described leading screw (1) arranges angular transducer (2) is provided with control handle (3), this control handle (3) and leading screw (1) coaxial rotation.
6. portable measurement mechanism as claimed in claim 5, is characterized in that: described control handle (3) is located at described angular transducer (2) outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420312642.0U CN203908487U (en) | 2014-06-12 | 2014-06-12 | Portable measuring device for cable thickness measurement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420312642.0U CN203908487U (en) | 2014-06-12 | 2014-06-12 | Portable measuring device for cable thickness measurement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203908487U true CN203908487U (en) | 2014-10-29 |
Family
ID=51782750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420312642.0U Expired - Fee Related CN203908487U (en) | 2014-06-12 | 2014-06-12 | Portable measuring device for cable thickness measurement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203908487U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112845176A (en) * | 2021-02-08 | 2021-05-28 | 江西铜业集团(贵溪)冶金化工工程有限公司 | Automatic impurity removing machine for conveying copper concentrate by belt |
-
2014
- 2014-06-12 CN CN201420312642.0U patent/CN203908487U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112845176A (en) * | 2021-02-08 | 2021-05-28 | 江西铜业集团(贵溪)冶金化工工程有限公司 | Automatic impurity removing machine for conveying copper concentrate by belt |
| CN112845176B (en) * | 2021-02-08 | 2022-06-03 | 江西铜业集团(贵溪)冶金化工工程有限公司 | Automatic impurity removing machine for conveying copper concentrate by belt |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: 300010 Tianjin city Hebei District Wujing Road No. 39 Patentee after: State Grid Corporation of China Patentee after: State Grid Tianjin Electric Power Company Address before: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee before: State Grid Corporation of China Patentee before: State Grid Tianjin Electric Power Company |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141029 Termination date: 20200612 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |