CN202939966U - Device for measuring indexing, revolution and rotation speed of turntable - Google Patents
Device for measuring indexing, revolution and rotation speed of turntable Download PDFInfo
- Publication number
- CN202939966U CN202939966U CN 201220577476 CN201220577476U CN202939966U CN 202939966 U CN202939966 U CN 202939966U CN 201220577476 CN201220577476 CN 201220577476 CN 201220577476 U CN201220577476 U CN 201220577476U CN 202939966 U CN202939966 U CN 202939966U
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- Prior art keywords
- magnetic head
- turntable
- digital display
- measuring
- revolution
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Abstract
The utility model discloses a device for measuring the indexing, the revolution and the rotation speed of a turntable. The measuring device comprises a first magnetic head, a second magnetic head, a digital display control system, a photoelectric switch and a magnetic tape pasted on the outer circumference of the turntable, wherein the digital display control system is respectively electrically connected with the photoelectric switch, the first magnetic head and the second magnetic head; and an induction sheet which is arranged on the turntable and rotates along the turntable is arranged on the photoelectric switch. According to the device for measuring the indexing, the revolution and the rotation speed of the turntable, the first magnetic head and the second magnetic head are adopted to cross over the seam of the magnetic tape so as to solve the problems that magnetic signals at the seam jump and are discontinuous during the measuring process, and the measured result is displayed on the digital display control system. The measuring device can effectively solve the problems that signals outputted at the seam of the magnetic tape a discontinuous and the measuring signals jump, and simultaneously has the advantages of stable operation, wide application range, strong practicability, accurate measurement precision and the like.
Description
Technical field
The utility model relates to a kind of measurement mechanism of turntable, relates in particular to a kind of measurement mechanism of calibration, revolution and rotating speed of turntable.
Background technology
For turntable, especially large-scale turntable, tape are to stick on the excircle of turntable, and this turntable must solve the continuous measurement difficult problem of seam crossing signal when measuring calibration, revolution and rotating speed.For this problem, prior art is to use a magnetic head, measure requirement but need the tight slitless connection of seam crossing to satisfy, but in actual mechanical process, may accomplish the slitless connection of tape hardly, all the saltus step of measuring-signal can occur at seam crossing, and then cause the discontinuous of output signal, have a strong impact on measuring accuracy and cause measuring unsuccessfully.
The utility model content
For the weak point that exists in above-mentioned technology, the utility model provides a kind of working stability, the practical and measuring accuracy measurement mechanism of calibration, revolution and the rotating speed of turntable accurately, and this measurement mechanism efficiently solves the problem of the discontinuous and measuring-signal saltus step of seam crossing output signal.
For achieving the above object, the utility model provides a kind of measurement mechanism of calibration, revolution and rotating speed of turntable, comprises the first magnetic head, the second magnetic head, digital display control system, optoelectronic switch and pastes tape on the turntable excircle; Described digital display control system is connected with optoelectronic switch, the first magnetic head and the magnetic head electrical of being connected respectively; Described optoelectronic switch is provided with the sensing chip that is arranged on turntable and rotates along with turntable.
Wherein, described measurement mechanism also comprises pedestal, the first contiguous block and the second contiguous block; Described the first magnetic head is fixed on pedestal by the first contiguous block, and described the second magnetic head is fixed on pedestal by the second contiguous block.
Wherein, described digital display control system comprises digital display controller, digital display recording instrument and display; Described digital display controller is connected with optoelectronic switch, the first magnetic head and the magnetic head electrical of being connected respectively, and described digital display controller is electrically connected to digital display recording instrument and display respectively.
the beneficial effects of the utility model are: compared with prior art, the calibration of the turntable that the utility model provides, the measurement mechanism of revolution and rotating speed, tape and sensing chip are all along with turntable rotates, the photoelectric area sensor that sensing chip enters optoelectronic switch has signal, leave optoelectronic switch shutoff of photoelectric area sensor, come the signal of induction light electric switch and switch this two magnetic heads by sensing chip, and the seam crossing that adopts the first magnetic head and the second magnetic head to stride across tape is eliminated the saltus step of seam crossing magnetic signal and discontinuous problem in measuring process, and measurement result is presented on the digital display control system.This measurement mechanism efficiently solves the problem of the discontinuous and measuring-signal saltus step of the seam crossing output signal of tape, simultaneously, has the characteristics such as working stability, applied widely, practical and measuring accuracy be accurate.
Description of drawings
Fig. 1 is the structural drawing of the first magnetic head in the utility model, the second magnetic head, tape and optoelectronic switch;
Fig. 2 is the annexation figure of the first magnetic head in the utility model, the second magnetic head, digital display control system and optoelectronic switch.
The main element symbol description is as follows:
10, the first magnetic head 11, the second magnetic head
12, tape 13, optoelectronic switch
14, digital display control system 15, turntable
16, pedestal 131, sensing chip
17, the first contiguous block 18, the second contiguous block
Embodiment
In order more clearly to explain the utility model, below in conjunction with accompanying drawing, the utility model is done to describe further.
See also Fig. 1-2, the measurement mechanism of the calibration of the turntable that the utility model provides, revolution and rotating speed comprises the first magnetic head 10, the second magnetic head 11, optoelectronic switch 13, digital display control system 14 and pastes tape 12 on turntable 15 excircles; Digital display control system 14 is electrically connected to optoelectronic switch 13, the first magnetic head 10 and the second magnetic head 11 respectively, and optoelectronic switch 13 is provided with the sensing chip 131 that is arranged on turntable 15 and rotates along with turntable 15.The first magnetic head 10 and the second magnetic head 12 are respectively and certain gap arranged between tape 12, and the gap between the first magnetic head 10 and the second magnetic head 12 is greater than the gap of the seam crossing of tape 12, and the seam crossing that utilizes the first magnetic head 10 and the second magnetic head 11 to stride across tape 12 is eliminated the saltus step of seam crossing magnetic signal and discontinuous problem in measuring process.
situation compared to prior art, the calibration of the turntable that the utility model provides, the measurement mechanism of revolution and rotating speed, tape 12 and sensing chip 131 are all along with turntable rotates, the photoelectric area sensor that sensing chip 131 enters optoelectronic switch 13 has signal, leave optoelectronic switch 13 shutoffs of photoelectric area sensor, come the signal of induction light electric switch 13 and switch this two magnetic heads by sensing chip 131, and the seam crossing that adopts the first magnetic head 10 and the second magnetic head 11 to stride across tape 12 is eliminated the saltus step of seam crossing magnetic signal and discontinuous problem in measuring process, and measurement result is presented on digital display control system 14.This measurement mechanism efficiently solves the problem of the discontinuous and measuring-signal saltus step of the seam crossing output signal of tape, simultaneously, has the characteristics such as working stability, applied widely, practical and measuring accuracy be accurate.
In the present embodiment, this measurement mechanism also comprises pedestal 16, the first contiguous block 17 and the second contiguous block 18; The first magnetic head 10 is fixed on pedestal 16 by the first contiguous block 17, and the second magnetic head 11 is fixed on pedestal 16 by the second contiguous block 18.The effect of the utility model by contiguous block be on the magnetic head fixed pedestal, makes the first magnetic head 10 and the second magnetic head 11 can be not unsettled, and then do not affect surveying work.
in the present embodiment, digital display control system 14 comprises digital display controller (not shown), digital display recording instrument (not shown) and display (not shown), the digital display controller (not shown) respectively with optoelectronic switch 13, the first magnetic head 10 and the second magnetic head 11 are electrically connected to, and the digital display controller (not shown) is electrically connected to digital display recording instrument (not shown) and display (not shown) respectively, after optoelectronic switch 13 energisings, digital display control system 14, the first magnetic head 10 and the second magnetic head 12 are namely switched on and are started working, digital display control system 14 passes to the digital display controller (not shown) from the measuring-signal that the first magnetic head 10 or the second magnetic head 11 collect, the digital display controller (not shown) is carried out digitized processing to this measuring-signal, then result is shown and sends under digital display recording instrument (not shown) synchronous recording in the display (not shown).
The measurement mechanism of the calibration of the turntable that the utility model provides, revolution and rotating speed, its principle of work is: turntable 15 is when rotating, sensing chip 131 and tape 12 are with turntable 15 rotations, when sensing chip 131 turns to the optoelectronic switch induction zone, optoelectronic switch provides signal, when namely the first magnetic head 10 is about to stride across seam, will automatically switch into the second magnetic head 11 and work and respond to magnetic signal on tape 12, and the second magnetic head 11 signals is exported to digital display control system 14; When turntable 15 continued to produce the optoelectronic switch induction zone forward with sensing chip, optoelectronic switch 13 turn-offed, and namely the first magnetic head 10 is through striding across the seam crossing on tape 12, and the second magnetic head 11 quits work, and the first magnetic head 10 is started working.The signal of 14 pairs of the first magnetic heads 10 of digital display control system and the second magnetic head 11 transmission is processed, and just calculates calibration, revolution and the rotating speed of turntable 15.Due to the gap greater than the seam crossing of tape 12, the gap of the first magnetic head 10 and the second magnetic head 11, be enough to covering tape 12 seam crossing without magnetic signal, being used in conjunction with of the alternation of switching inducing function, the first magnetic head 10 and the second magnetic head 11 by optoelectronic switch 13 and the induction of signal function of the first magnetic head 10 and the second magnetic head 11 can obtain measuring-signal accurately.In addition, when what needs were reminded be: when turntable 15 clockwise rotates, be that the first magnetic head 10 is first worked, the second rear work of magnetic head 11; When turntable 15 rotated counterclockwise, the second magnetic head 11 was first worked, the first rear work of magnetic head 10, and the first magnetic head 10 and the second magnetic head 11 are that the location sensitive signal according to optoelectronic switch 13 constantly carries out alternation.
the principle of work of measurement mechanism of the present utility model is applicable to the turntable 15 of various radiuses, need only the size according to the radius of turntable 15, change the size of tape 12, alternation by the first magnetic head 10 and the second magnetic head 11 (is that turntable 15 is when rotating again, the signal that the first magnetic head 10 does not measure, measured by the second magnetic head 11), then according to the signal that measures, just calculate the calibration of turntable 15, revolution and rotating speed, if the change of the utility model to the radius of turntable 15, all belong to simple variation of the present utility model or conversion, fall into protection domain of the present utility model.
Above disclosed be only several specific embodiment of the present utility model, but the utility model is not limited thereto, the changes that any person skilled in the art can think of all should fall into protection domain of the present utility model.
Claims (3)
1. the measurement mechanism of the calibration of a turntable, revolution and rotating speed, is characterized in that, comprises the first magnetic head, the second magnetic head, digital display control system, optoelectronic switch and paste tape on the turntable excircle; Described digital display control system is connected with optoelectronic switch, the first magnetic head and the magnetic head electrical of being connected respectively; Described optoelectronic switch is provided with the sensing chip that is arranged on turntable and rotates along with turntable.
2. the measurement mechanism of the calibration of turntable according to claim 1, revolution and rotating speed, is characterized in that, described measurement mechanism also comprises pedestal, the first contiguous block and the second contiguous block; Described the first magnetic head is fixed on pedestal by the first contiguous block, and described the second magnetic head is fixed on pedestal by the second contiguous block.
3. the measurement mechanism of the calibration of turntable according to claim 1, revolution and rotating speed, is characterized in that, described digital display control system comprises digital display controller, digital display recording instrument and display; Described digital display controller is connected with optoelectronic switch, the first magnetic head and the magnetic head electrical of being connected respectively, and described digital display controller is electrically connected to digital display recording instrument and display respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220577476 CN202939966U (en) | 2012-11-06 | 2012-11-06 | Device for measuring indexing, revolution and rotation speed of turntable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220577476 CN202939966U (en) | 2012-11-06 | 2012-11-06 | Device for measuring indexing, revolution and rotation speed of turntable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202939966U true CN202939966U (en) | 2013-05-15 |
Family
ID=48324192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220577476 Expired - Fee Related CN202939966U (en) | 2012-11-06 | 2012-11-06 | Device for measuring indexing, revolution and rotation speed of turntable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202939966U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103776489A (en) * | 2013-08-16 | 2014-05-07 | 北京凯润达精密仪器有限公司 | Double magnetic head signal conversion based rotary table division, rotating speed and rotation measuring device |
| CN109669048A (en) * | 2019-02-01 | 2019-04-23 | 南京理工大学 | A kind of ship rotary axis Transient Rotate Speed Measuring device and method |
-
2012
- 2012-11-06 CN CN 201220577476 patent/CN202939966U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103776489A (en) * | 2013-08-16 | 2014-05-07 | 北京凯润达精密仪器有限公司 | Double magnetic head signal conversion based rotary table division, rotating speed and rotation measuring device |
| CN103776489B (en) * | 2013-08-16 | 2016-10-05 | 北京凯润达精密仪器有限公司 | Turntable indexing based on the conversion of dual-magnetic head signal, rotating speed and revolution speed measuring device |
| CN109669048A (en) * | 2019-02-01 | 2019-04-23 | 南京理工大学 | A kind of ship rotary axis Transient Rotate Speed Measuring device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shenzhen powerN Precision Instrument Co. Ltd. Assignor: Teng Yang Contract record no.: 2014440020193 Denomination of utility model: Device for measuring indexing, revolution and rotation speed of turntable Granted publication date: 20130515 License type: Exclusive License Record date: 20140604 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130515 Termination date: 20201106 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |