CN202676870U - Photoelectric proximity switch motion distance measuring platform - Google Patents
Photoelectric proximity switch motion distance measuring platform Download PDFInfo
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- CN202676870U CN202676870U CN 201220263279 CN201220263279U CN202676870U CN 202676870 U CN202676870 U CN 202676870U CN 201220263279 CN201220263279 CN 201220263279 CN 201220263279 U CN201220263279 U CN 201220263279U CN 202676870 U CN202676870 U CN 202676870U
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Abstract
Provided is a photoelectric proximity switch motion distance measuring platform, characterized by comprising a fixing side device used for placing the to-be-tested objects, wherein the side edge of the fixing side device is provided with a guide rail; the guide rail is provided with a moving side device which can approach or go away from the fixing side device; the moving side device comprises a distance coarse adjustment testing platform; the distance coarse adjustment testing platform is provided with a high-precision approaching device; and the to-be-tested objects upon the fixing side device and the high-precision approaching device are connected with a measurement controlling system. The photoelectric proximity switch motion distance measuring platform of the utility model features wide measuring range and high measuring precision and completely meets the concerned national detecting standards.
Description
Technical field
The utility model relates to a kind of photo-electric approach switch operating distance measuring table.
Background technology
Photo-electric approach switch (photoelectric sensor) is the sensor general designation of utilizing the light inspected object, be by the radiating portion utilizing emitted light signal of sensor and through the object to be detected reflection, intercept and absorb, be accepted again part and detect and be converted to corresponding electric signal and realize the device controlled.The operating distance measurement of photoelectricity approach switch has following characteristics: the characteristics such as distance of reaction is long, response frequency is high, accuracy of detection is high and the checking matter kind is many.And detect the accurate operating distance of photo-electric approach switch by external unit, be subject to detecting distance, the angular deflection impact is large and the impact of numerous uncertain factors such as ambient light interference always.Seeking a kind of comparatively advanced technology and scheme solves these problems and has become key.
Application number is 201020580257.6, the Chinese utility model patent that name is called " test board of various proximity switches " discloses the test board of one kind of multiple type approach switchs, this test board is for detection of all kinds of approach switch states, screen the approach switch fault, measure the approach switch operating distance, guarantee the effectiveness of approach switch replacing part or acknowledgment copy, reduced waste and the economic loss of resource.Say to a certain extent, this test platform has been made contribution to the raising of production efficiency, but there is following fatal problem in it: when the operating distance of approach switch is measured, this utility model patent adopts the graduate way of line of the table top at test board, use this method, can't realize the measurement of long distance, simultaneously, measuring accuracy also is subject to the impact of environmental factor, and the temperature characterisitic of test board material directly has influence on measuring accuracy.This testing table is fine as Preliminary detection approach switch operating distance aborning, but can not be as the test platform of professional testing agency---and operating distance is short, can't satisfy the demand that the polytypic approach switch detects; Measuring accuracy is low, and the test findings confidence level is not high; It is outmoded to shift near speed control method, can't realize shifting near speed and regulate, and impact approaches the operating distance that opens the light, and measurement result is difficult to have repeatability.
Summary of the invention
The purpose of this utility model provides a kind of measurement mechanism that is used for the photo-electric approach switch with the distance of high measurement more and measuring accuracy.
In order to achieve the above object, the technical solution of the utility model has provided a kind of photo-electric approach switch operating distance measuring table, it is characterized in that: comprise be used to the fixation side equipment of putting test product, side at fixation side equipment is provided with guide rail, guide rail be provided with can to fixation side equipment near or away from mobile side device, mobile side device comprises apart from the coarse adjustment test platform, be provided with high precision at distance coarse adjustment test platform and shift near device, the test product on the fixation side equipment and high precision shift near device and link to each other with Measurement and Control System.
Preferably, described fixation side equipment comprises a fixation side platform of reliably fixing with ground, rear side at the fixation side platform is provided with fixed head, is provided with the first clamping mechanism at the center position of fixed head, and the first clamping mechanism can rotate ± 5 ° around Y-axis and Z axis makes its plane, place perpendicular to X-axis.
Preferably, described high precision shifts near device and comprises and shift near track, shifting near track is fixed on the described table top apart from the coarse adjustment test platform, be provided with installing mechanism shifting near track, installing mechanism is shifting near the track movement under the driving that shifts near driving mechanism, the second clamping mechanism is located on the installing mechanism, the second clamping mechanism can rotate ± 5 ° around Y-axis and Z axis under driven by servomotor, so that the plane at the second clamping mechanism place is vertical with X-axis, it also can do translation along Y-axis and Z-direction, so that the line at the center of the center of the second clamping mechanism and described the first clamping mechanism is parallel to Y-axis.
Preferably, described Measurement and Control System comprises the distance measuring equipment of being located on the described installing mechanism, distance measuring equipment connects the logical process parts, and the logical process parts link to each other with servomotor controller, described driving mechanism and the described servomotor of shifting near of servomotor controller control.
Measuring distance of the present utility model is from 100mm to 10m, and range measurement accuracy reaches: 100mm～500mm: ± 0.1mm; 500mm～10m: ± 0.5%, minimum shifts near speed can be less than 1mm/s.Therefore, it is large to the utlity model has measurement range, and measuring accuracy is high, meets the advantage of national coherent detection standard fully.
Description of drawings
Fig. 1 is the general structure synoptic diagram of a kind of photo-electric approach switch operating distance measuring table among the embodiment;
Fig. 2 is the structural representation of the first clamping mechanism;
Fig. 3 is the structural representation of the second clamping mechanism;
Fig. 4 is the TT﹠C system workflow diagram.
(bother you that drawing is revised as the drawing of the white end, black lines, the fill color of any color that comprises black and grey can not be arranged in the drawing, thanks! )
Embodiment
For the utility model is become apparent, hereby with preferred embodiment, and cooperate accompanying drawing to be described in detail below.
As shown in Figure 1, for the utility model provides a kind of photo-electric approach switch operating distance measuring table, in this operating distance measuring table, fixation side equipment 1 is fixed on the end of guide rail 3, mobile side apparatus 2 is fixed on the top of guide rail 3, fixation side equipment 1 mechanically links to each other by guide rail 3 with mobile side apparatus 2, logically links to each other by Measurement and Control System 4.The guide rail 3 iron and steel track for being tiled on the ground and being fixed together with ground, mobile side apparatus 2 can move by manpower on this track, realize the purpose of preliminary adjusting proximity switch motion distance, when mobile side apparatus 2 is carried out manpower movement, mobile side apparatus 2 is moved to interior the getting final product of scope of approach switch operating distance ± 0.5m.
Fixation side equipment 1 comprises first clamping mechanism 6 that reliably can carry out trickle adjustment on fixing fixation side platform 5 and the fixation side platform 5 with ground.
The first clamping mechanism 6 is installed in the center of fixed head 7 as shown in Figure 2, and its length and width are respectively: 300mm * 300mm.The first clamping mechanism 6 can rotate ± 5 ° around Y-axis and Z axis, to realize plane, trickle calibration the first clamping mechanism 6 place, makes it vertical with X-axis.
Mobile side apparatus 2 comprises and can shift near device 10 apart from coarse adjustment test platform 8, the second clamping mechanism 9 and high precision along what guide rail moved.
The platform that can be free to slide along guide rail 3 with 4 rollers for the bottom apart from coarse adjustment test platform 8, when distance coarse adjustment test platform 8 move to the approach switch operating distance ± the 0.5m scope in the time, roller is lockable, coarse adjustment test platform 8 reliably is fixed on the guide rail 3, and this length and width height apart from coarse adjustment test platform 8 is respectively: 1200mm * 800mm * 1100mm.
The second clamping mechanism 9 as shown in Figure 3, be installed in the center that high precision shifts near device 10, its length and width are respectively: 300mm * 300mm, the second clamping mechanism 9 can move 4 degree of freedom, these four degree of freedom are: rotate (slewing area is: ± 5 °) along Y-axis and Z axis, and vertical with X-axis with the plane of realizing the second clamping mechanism 9 places; Do translation along Y-axis and Z-direction, be parallel to Y-axis with the line at the center of the center of realizing the second clamping mechanism 9 and the first clamping mechanism 6.
High precision shifts near device 10, and to be included in length be one meter shifting near track 11, be installed in and shift near track 11 and be used for that the installing mechanism 12 of the second clamping mechanism 9 is installed and be installed in to shift near shifting near driving mechanism 13 on the track 11.
Shifting near track 11 is to be fixed on the table top of coarse adjustment test platform 8, and movably distance is 1000mm.Height from coarse adjustment test platform 8 table tops is 350mm.
Installing mechanism 12 is used for the second clamping mechanism 9 is installed, and realizes reliable connection the between the second clamping mechanism 9 and the driving mechanism 12.
Shifting near driving mechanism 13 is a servomotor, moves shifting near track 11 according to signal driver second clamping mechanism 9 of Measurement and Control System 4.
Guide rail 3 is two parallel orbits that are tiled on the ground, and its length is 12000mm, and two spacings with parallel orbit are 800mm.
Measurement and Control System 4 comprises: logical process parts, digital quantity I/O integrated circuit board, 5 passage servomotor controllers 16 and distance measuring equipment 17.
Logical process parts 14 comprise real-time controller and man-machine interface display screen 19.
Man-machine interface display screen 19 is 15 cun touch-screens, is used for showing test findings and man-machine interaction Presentation Function.
Digital quantity I/O integrated circuit board contains 8 DC24V digital quantity input channels and 8 DC24V digital output passages, and the digital quantity input channel is for detection of the status signal of approach switch.
5 passage servomotor controllers 19 produce 5 amplitudes and are to the maximum ± simulating signal of 10V, drive 5 servomotors so regulate the second clamping mechanism 9 state and and the first clamping mechanism 6 between relative distance, 5 passage servomotor controllers 19 also receive the pulse signal from 5 driving mechanism scramblers simultaneously, are used for the state of feedback the second clamping mechanism 9.
The input signal of real-time controller is the spatial value of test product illuminator center P 1 and the spatial value of light-receiving device P2, drives the motion that the second clamping mechanism 9 is done 5 degree of freedom by 19 outputs of 5 passage servomotor controllers.
The operational flow diagram of real-time controller as shown in Figure 4, this flow process process is as follows:
The 1st step: " condition selecting ": " condition selecting " has 2 kinds of states---and " distance adjustment " and " status adjustment ", " distance adjustment " wherein is used for adjusting the distance on the Y coordinate direction between the second clamping mechanism 9 and the first clamping mechanism 6, " status adjustment " is used for adjusting the state of the second clamping mechanism 9, makes the second clamping mechanism 9 parallel with Y-axis with the center line of the first clamping mechanism 6.
The 2nd the step: judge whether it is distance adjustment, and if "Yes" would enter the 3rd the step, if "No", then enter the 9th the step;
The 3rd step: read the approach switch state;
The 4th step: judge that approach switch " moves no ", if "Yes" then entered for the 6th step; If "No" then entered for the 5th step;
The 5th step: continue to shift near distance, and returned for the 3rd step;
The 6th step: read P1 and P2 point coordinate;
The 7th step: calculate operating distance;
The 8th step: off-test;
The 9th step: read P1 and P2 point coordinate;
The 10th step: is the line of centres parallel with Y-axis no? if "Yes" then entered for the 11st step, if not, then entered for the 12nd step;
The 11st step: condition selecting is set to " distance adjustment ", and returns for the 3rd step;
The 12nd step: regulate the state of the second clamping mechanism 9, and returned for the 9th step.
Claims (4)
1. photo-electric approach switch operating distance measuring table, it is characterized in that: comprise be used to the fixation side equipment (1) of putting test product, side at fixation side equipment (1) is provided with guide rail (3), guide rail (3) be provided with can to fixation side equipment (1) near or away from mobile side device (2), mobile side device (2) comprises apart from coarse adjustment test platform (8), be provided with high precision at distance coarse adjustment test platform (8) and shift near device (10), the test product on the fixation side equipment (1) and high precision shift near device (10) and link to each other with Measurement and Control System (4).
2. a kind of photo-electric approach switch operating distance measuring table as claimed in claim 1, it is characterized in that: described fixation side equipment (1) comprises a fixation side platform (5) of reliably fixing with ground, rear side at fixation side platform (5) is provided with fixed head (7), center position at fixed head (7) is provided with the first clamping mechanism (6), and the first clamping mechanism (6) can rotate ± 5 ° around Y-axis and Z axis makes its plane, place perpendicular to X-axis.
3. a kind of photo-electric approach switch operating distance measuring table as claimed in claim 1, it is characterized in that: described high precision shifts near device (10) and comprises and shift near track (11), shifting near track (11) is fixed on the described table top apart from coarse adjustment test platform (8), be provided with installing mechanism (12) shifting near track (11), installing mechanism (12) is shifting near track (11) movement under the driving that shifts near driving mechanism (13), the second clamping mechanism (9) is located on the installing mechanism (12), the second clamping mechanism (9) can rotate ± 5 ° around Y-axis and Z axis under driven by servomotor, so that the plane at the second clamping mechanism (9) place is vertical with X-axis, it also can do translation along Y-axis and Z-direction, so that the line at the center of the center of the second clamping mechanism (9) and described the first clamping mechanism (6) is parallel to Y-axis.
4. a kind of photo-electric approach switch operating distance measuring table as claimed in claim 3, it is characterized in that: described Measurement and Control System (4) comprises the distance measuring equipment (17) of being located on the described installing mechanism (12), distance measuring equipment (17) connects the logical process parts, the logical process parts link to each other with servomotor controller, described driving mechanism (13) and the described servomotor of shifting near of servomotor controller control.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220263279 CN202676870U (en) | 2012-06-05 | 2012-06-05 | Photoelectric proximity switch motion distance measuring platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220263279 CN202676870U (en) | 2012-06-05 | 2012-06-05 | Photoelectric proximity switch motion distance measuring platform |
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| CN202676870U true CN202676870U (en) | 2013-01-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220263279 Expired - Lifetime CN202676870U (en) | 2012-06-05 | 2012-06-05 | Photoelectric proximity switch motion distance measuring platform |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104122498A (en) * | 2013-04-28 | 2014-10-29 | 上海工程技术大学 | Photoelectric approach switch motion distance detection system |
| CN104237774A (en) * | 2013-06-21 | 2014-12-24 | 上海工程技术大学 | Electrical system for intelligently detecting operation frequency of proximity switch |
| CN105301487A (en) * | 2015-10-30 | 2016-02-03 | 苏州优康通信设备有限公司 | Photoelectric switch action distance detection system |
| CN106772023A (en) * | 2017-03-02 | 2017-05-31 | 南京南瑞继保电气有限公司 | It is a kind of to avoid the relay test system of magnetic interference based on improving guide rail |
| CN108008293A (en) * | 2017-11-30 | 2018-05-08 | 深圳市天工机械制造技术开发有限公司 | Close to switch test system |
| CN110109008A (en) * | 2019-04-19 | 2019-08-09 | 湖北三江航天万峰科技发展有限公司 | It is a kind of close to inductive switching range test device and method |
| CN113917325A (en) * | 2021-12-16 | 2022-01-11 | 山东天大清源信息科技有限公司 | Proximity switch detection device and detection method thereof |
-
2012
- 2012-06-05 CN CN 201220263279 patent/CN202676870U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104122498A (en) * | 2013-04-28 | 2014-10-29 | 上海工程技术大学 | Photoelectric approach switch motion distance detection system |
| CN104122498B (en) * | 2013-04-28 | 2017-02-08 | 上海工程技术大学 | Photoelectric approach switch motion distance detection system |
| CN104237774A (en) * | 2013-06-21 | 2014-12-24 | 上海工程技术大学 | Electrical system for intelligently detecting operation frequency of proximity switch |
| CN105301487A (en) * | 2015-10-30 | 2016-02-03 | 苏州优康通信设备有限公司 | Photoelectric switch action distance detection system |
| CN106772023A (en) * | 2017-03-02 | 2017-05-31 | 南京南瑞继保电气有限公司 | It is a kind of to avoid the relay test system of magnetic interference based on improving guide rail |
| CN108008293A (en) * | 2017-11-30 | 2018-05-08 | 深圳市天工机械制造技术开发有限公司 | Close to switch test system |
| CN110109008A (en) * | 2019-04-19 | 2019-08-09 | 湖北三江航天万峰科技发展有限公司 | It is a kind of close to inductive switching range test device and method |
| CN110109008B (en) * | 2019-04-19 | 2021-07-06 | 湖北三江航天万峰科技发展有限公司 | Proximity switch induction range testing device and method |
| CN113917325A (en) * | 2021-12-16 | 2022-01-11 | 山东天大清源信息科技有限公司 | Proximity switch detection device and detection method thereof |
| CN113917325B (en) * | 2021-12-16 | 2022-05-06 | 山东天大清源信息科技有限公司 | Proximity switch detection device and detection method thereof |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130116 |