CN216482855U - Comprehensive detection device of light curtain protector - Google Patents
Comprehensive detection device of light curtain protector Download PDFInfo
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- CN216482855U CN216482855U CN202123320803.XU CN202123320803U CN216482855U CN 216482855 U CN216482855 U CN 216482855U CN 202123320803 U CN202123320803 U CN 202123320803U CN 216482855 U CN216482855 U CN 216482855U
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- light curtain
- driving motor
- slide rail
- detection device
- curtain protector
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Abstract
The utility model relates to an optics angle measuring device field, concretely relates to comprehensive testing device for measuring effective aperture angle of light curtain protector and light beam divergence angle. Including a supporting bench, be equipped with revolving stage, longitudinal movement device and main control unit on the supporting bench, be equipped with on the revolving stage and press from both sides dress support I, its characterized in that, longitudinal movement device includes vertical slide rail and first slip table, is equipped with horizontal slide rail on the first slip table, is equipped with matched with second slip table with it on the horizontal slide rail, is equipped with vertical slide rail on the second slip table, is equipped with matched with slider with it on the vertical slide rail, and fixedly connected with presss from both sides dress support II on the slider. The utility model discloses lack the not enough of the device of the effective aperture angle and the light beam divergence angle that can the simultaneous measurement light curtain protector to prior art, provide a comprehensive testing device of light curtain protector.
Description
Technical Field
The utility model relates to an optics angle measuring device field, concretely relates to comprehensive testing device for measuring effective aperture angle of light curtain protector and light beam divergence angle.
Background
The effective aperture angle and the beam divergence angle of the light curtain protector are main parameters for judging whether the light curtain meets the standard or not, GB/T19436.2-2013 specifies that the deflection angle of a four-stage light curtain is less than 2.5 degrees, a secondary light curtain is less than 5 degrees, and GB4584-2007 specifies that the maximum beam divergence angle of the light curtain protector is 2.5 degrees. The existing equipment for measuring the two angles is simple and crude, has low automation degree, needs manual operation and reading, and has the problems of inaccurate measurement, low efficiency and the like.
To the problem that the automation degree of the measuring equipment is low, the patent with the publication number of CN208223454U provides a measuring device for the optical effective aperture angle of the electric sensitive protection equipment, which comprises an optical vibration reduction platform, an electric rotating platform, a horizontal moving platform, a measuring controller and a measuring program, the optical effective aperture angle of the electric sensitive protection equipment can be conveniently, quickly and accurately measured, the time and the labor are saved, and the working efficiency is improved. However, this device can only measure the effective aperture angle, and cannot measure the beam divergence angle, and the operator needs to take off the light curtain and measure it separately, which is cumbersome to operate.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that the device that can simultaneous measurement light curtain protector's effective aperture angle and light beam divergence angle is lacked to prior art provides a comprehensive testing device of light curtain protector.
GB/T19436.2-2013 specifies a method for measuring the effective aperture angle:
by fixing the transmitter a or transmitter a-receiver B on the beam centre line aligned with the receiver B or target reflector, the angle of departure of the receiver B or target reflector should be measured. The angle of departure of transmitter a or transmitter a-receiver B should be measured by fixing receiver B or the target reflector on the beam center line aligned with transmitter a or transmitter a-receiver B. AOPD should be in the best alignment as specified by the supplier. The AOPD should be mounted on a rotating table with angular indexing.
The AOPD is electrified and the following steps are carried out:
a transmitter a or transmitter a-receiver B should be rotated clockwise to a 90 position and the oss should enter an off state.
b, the power supply of the whole AOPD is disconnected, and then the power supply is switched on again.
c rotating the transmitter a or the transmitter a-receiver B back to the aligned position until reaching the position where the oss enters the on state. The angle and distance values of the turn should be recorded. The device continues to be rotated counterclockwise until the opposite 90 position is reached and the final position of the OSSDs from the on state to the off state is recorded.
4 the process of steps a to c is repeated in a counter clockwise direction.
e re-performing the process of steps a to d for the device receiver B or receiver B-transmitter a at the other end.
When the specified minimum working distance exceeds 3m, a similar experiment should be performed at the minimum working distance to determine EAA.
The test is passed when the angle value EAA recorded in step c is less than the specified value.
GB4584-2007 specifies a method of measuring the beam divergence angle:
one of the light curtain parts forming the monitoring light curtain is fixed, the other part is translated or deflected relative to the fixed part, when the translation or deflection degree exceeds 2.5 degrees, the photoelectric protection device is switched from a light-on state to a light-off state, and the output signal is switched from 'on' to 'off'.
The utility model provides a device that can simultaneous measurement effective aperture angle and light beam divergence angle can carry out the measurement of angle according to above-mentioned measuring method, the technical scheme of the utility model as follows:
comprehensive detection device of light curtain protector, including the brace table, be equipped with revolving stage, longitudinal movement device and main control unit on the brace table, be equipped with on the revolving stage and press from both sides dress support I, its characterized in that, longitudinal movement device includes vertical slide rail and first slip table, is equipped with horizontal slide rail on the first slip table, is equipped with matched with second slip table with it on the horizontal slide rail, is equipped with vertical slide rail on the second slip table, is equipped with matched with slider with it on the vertical slide rail, and fixedly connected with presss from both sides dress support II on the slider.
Preferably, press from both sides dress support I and press from both sides dress support II and all include the positioning seat, the positioning seat has vertical locating surface and horizontal locating surface.
Preferably, an automatic clamping device is arranged on the positioning seat and comprises a clamping block and a cylinder for driving the clamping block to reciprocate.
Preferably, the bottom of the second sliding table is connected with a transverse screw rod in a threaded mode, and the transverse screw rod is connected with a driving motor I.
Preferably, the slider is connected with a vertical screw rod in a threaded manner, and the vertical screw rod is connected with a driving motor II.
Preferably, a driving motor III is connected to the rotating platform.
Preferably, the bottom of the second sliding table is in threaded connection with a transverse screw rod, and the transverse screw rod is connected with a driving motor I; the sliding block is in threaded connection with a vertical lead screw, and the vertical lead screw is connected with a driving motor II; and the rotating platform is connected with a driving motor III.
Preferably, the main control unit comprises a control module and a data acquisition and processing module, the control module is electrically connected with the driving motor I, the driving motor II and the driving motor III, and the data acquisition and processing module is electrically connected with the control module and the light curtain protector.
The utility model has the advantages that:
1. the utility model discloses a set up still be equipped with lateral shifting device and vertical mobile device on the vertical mobile device, realize fixing transmitter A or receiver B on pressing from both sides dress support II not only can longitudinal movement measure effective aperture angle, also can lateral shifting and vertical movement come measuring beam launch angle.
2. The utility model discloses a set up the positioning seat, the positioning seat has vertical positioning face and horizontal location face, is equipped with automatic clamping device on the positioning seat, places transmitter A and receiver B respectively in two positioning seats, and one side of transmitter A and receiver B supports and leans on vertical positioning face, the bottom sprag is on the horizontal location face, realizes the location to transmitter A and receiver B to this realizes that transmitter A and receiver B's light beam is adjusted well, presss from both sides the dress simple, fixes a position the precision height.
3. The utility model discloses a set up the main control unit and include control module and data acquisition processing module, control module predetermines the operation that the procedure controlled driving motor I, driving motor II and driving motor III, accomplishes the measurement of effective aperture angle and light beam divergence angle automatically, and data acquisition processing module gathers the running data of motor and the output signal of light curtain "switch-on" and "disconnection" and carries out data processing, and this device degree of automation is high, the effectual work efficiency that has improved.
Drawings
Fig. 1 is a schematic structural diagram of the use state of the present invention;
in the figure: A. a transmitter, B, a receiver;
1. the automatic clamping device comprises a supporting table, 2, a rotating table, 21, a driving motor III, 3, a longitudinal moving device, 31, a longitudinal sliding rail, 32, a first sliding table, 41, a transverse sliding rail, 42, a second sliding table, 43, a transverse screw rod, 44, a driving motor I, 51, a vertical sliding rail, 52, a sliding block, 53, a vertical screw rod, 54, a driving motor II, 6, a clamping support I, 7, a clamping support II, 8, an automatic clamping device and 9, and a main control unit.
Detailed Description
The principles and features of the present invention will be described with reference to the drawings, which are provided for illustration purposes only and are not intended to limit the scope of the present invention.
As shown in fig. 1, the comprehensive detection device of the light curtain protector of the embodiment includes a supporting table 1, a rotating table 2, a longitudinal moving device 3 and a main control unit 9 are arranged on the supporting table 1, and a clamping bracket i 6 is arranged on the rotating table 2, and is characterized in that the longitudinal moving device 3 includes a longitudinal slide rail 31 and a first slide table 32, a transverse slide rail 41 is arranged on the first slide table 32, a second slide table 42 matched with the transverse slide rail 41 is arranged on the transverse slide rail 41, a vertical slide rail 51 is arranged on the second slide table 42, a sliding block 52 matched with the vertical slide rail 51 is arranged on the vertical slide rail 51, and a clamping bracket ii 7 is fixedly connected to the sliding block 52. So set up, realize fixing transmitter A or receiver B on pressing from both sides dress support II 7 not only can vertically remove and measure effective aperture angle, also can lateral shifting and vertical removal come measuring beam launch angle.
Preferably, the bottom of the second sliding table 42 is screwed with a transverse screw 43, and the transverse screw 43 is connected with a driving motor i 44.
Preferably, the slider 52 is screwed with a vertical screw 53, and the vertical screw 53 is connected with a driving motor ii 54.
Preferably, a driving motor iii 21 is connected to the rotating table 2.
As a preferred embodiment, the clamping bracket i 6 and the clamping bracket ii 7 both comprise positioning seats, each positioning seat has a vertical positioning surface and a horizontal positioning surface, and further, an automatic clamping device 8 is arranged on each positioning seat, and each automatic clamping device 8 comprises a clamping block and a cylinder for driving the clamping block to reciprocate. Place emitter A and receiver B respectively in two positioning seats, one side of emitter A and receiver B supports and leans on vertical locating surface, the bottom sprag is on the horizontal location face, realizes the location to emitter A and receiver B to this realizes that emitter A and receiver B's light beam is adjusted well, presss from both sides the dress simply, the location precision is high.
In this embodiment, the bottom of the second sliding table 42 is screwed with a transverse screw 43, and the transverse screw 43 is connected with a driving motor i 44; the sliding block 52 is in threaded connection with a vertical lead screw 53, and the vertical lead screw 53 is connected with a driving motor II 54; the rotating platform 2 is connected with a driving motor III 21.
Specifically, the main control unit 9 includes a control module and a data acquisition and processing module, the control module is electrically connected with the driving motor i 44, the driving motor ii 54 and the driving motor iii 21, and the data acquisition and processing module is electrically connected with the control module and the light curtain protector.
When the device is used, the control module controls the operation of the driving motor I44, the driving motor II 54 and the driving motor III 21 through a preset program to automatically complete the measurement of an effective aperture angle and a light beam divergence angle, and the data acquisition and processing module acquires the operation data of the motors and the output signals of the connection and disconnection of the light curtain protector to perform data processing.
First, as shown in fig. 1, the receiver B is fixed on the clamping bracket i 6, the transmitter a is fixed on the clamping bracket ii 7, the receiver B is moved to a specified position by moving the first sliding table 32, and a preset program of the main control unit 9 is started to start measurement:
firstly, a driving motor III 21 drives a rotating platform 2 to rotate 90 degrees clockwise, signals of a light curtain protector are changed from 'on' to 'off' in the process, and then the light curtain protector is powered off and then powered on again;
the second step is that: the rotating platform 2 rotates 180 degrees anticlockwise, the angle is changed from 90 degrees to-90 degrees, and in the process, the signal of the light curtain protector changes twice, namely, the light curtain protector is changed from 'off' to 'on' and from 'on' to 'off'.
The third step, setting zero, rotating the rotating platform 2 clockwise 90 degrees, rotating the angle from-90 degrees to 0 degrees, and changing the signal of the light curtain protector from 'off' to 'on' in the process;
the fourth step: the rotating platform 2 rotates 90 degrees anticlockwise, the angle is changed from 0 degree to-90 degrees, in the process, the signal of the light curtain protector is changed from 'on' to 'off', and then the light curtain protector is powered off and then powered on again;
the fifth step: the rotating platform 2 rotates clockwise by 180 degrees, the angle is changed from-90 degrees to 90 degrees, and in the process, the signal of the light curtain protector changes twice, namely, the light curtain protector is changed from 'off' to 'on' and from 'on' to 'off'.
Sixthly, setting zero, namely rotating the rotating platform 2 anticlockwise by 90 degrees, rotating the angle from 90 degrees to 0 degree, and changing the signal of the light curtain protector from off to on in the process;
when the steps are carried out, the data acquisition and processing module automatically records the rotation angle of the rotating platform 2 when the signal on-off of the light curtain protector is changed, and the effective aperture angle is calculated according to a preset formula.
Next, the transmitter a and the receiver B are removed from the replacement positions, the transmitter a is fixed to the clamping bracket i 6, the receiver B is fixed to the clamping bracket ii 7, the preset program of the main control unit 9 is started, and the above measurement steps are repeated.
After the effective aperture angle measurement is completed, the beam divergence angle measurement is performed: the first sliding table 32 is moved to keep the distance between the receiver B and the emitter A at 3 meters, then the driving motor I44 drives the receiver B to transversely translate, and when the translation degree exceeds 2.5 degrees, the output signal of the light curtain protection device is converted from 'on' to 'off', namely the light curtain protection device is qualified.
The driving motor I44 drives the receiver B to reset, the driving motor II 54 drives the receiver B to move up and down, and when the moving degree exceeds 2.5 degrees, the output signal of the light curtain protection device is converted from 'on' to 'off', namely the light curtain protection device is qualified.
So, accomplished the measurement to light curtain protector effective aperture angle and light beam divergence angle, the utility model discloses degree of automation is high, the effectual work efficiency that has improved.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious changes and modifications can be made without departing from the scope of the invention.
Claims (8)
1. Comprehensive detection device of light curtain protector, including brace table (1), be equipped with revolving stage (2), longitudinal movement device (3) and main control unit (9) on brace table (1), be equipped with on revolving stage (2) and press from both sides dress support I (6), its characterized in that, longitudinal movement device (3) are equipped with horizontal slide rail (41) including longitudinal slide rail (31) and first slip table (32) on first slip table (32), are equipped with matched with second slip table (42) with it on horizontal slide rail (41), are equipped with vertical slide rail (51) on second slip table (42), are equipped with matched with slider (52) with it on vertical slide rail (51), and fixedly connected with presss from both sides dress support II (7) on slider (52).
2. The comprehensive detection device of the light curtain protector as claimed in claim 1, wherein the clamping bracket i (6) and the clamping bracket ii (7) each comprise a positioning seat, and the positioning seat has a vertical positioning surface and a horizontal positioning surface.
3. The comprehensive detection device of the light curtain protector as claimed in claim 2, wherein the positioning seat is provided with an automatic clamping device (8), and the automatic clamping device (8) comprises a clamping block and a cylinder driving the clamping block to reciprocate.
4. The comprehensive detection device of the light curtain protector as claimed in claim 1, wherein a transverse screw (43) is screwed on the bottom of the second sliding table (42), and a driving motor I (44) is connected to the transverse screw (43).
5. The comprehensive detection device of the light curtain protector as claimed in claim 1, wherein the slider (52) is screwed with a vertical lead screw (53), and the vertical lead screw (53) is connected with a driving motor II (54).
6. The integrated detection device of the light curtain protector as claimed in claim 1, wherein a driving motor iii (21) is connected to the rotary table (2).
7. The comprehensive detection device of the light curtain protector as claimed in claim 1, wherein a transverse screw (43) is screwed at the bottom of the second sliding table (42), and a driving motor I (44) is connected to the transverse screw (43); the sliding block (52) is in threaded connection with a vertical lead screw (53), and the vertical lead screw (53) is connected with a driving motor II (54); the rotating platform (2) is connected with a driving motor III (21).
8. The comprehensive detection device of the light curtain protector as claimed in claim 7, wherein the main control unit (9) comprises a control module and a data acquisition and processing module, the control module is electrically connected with the driving motor I (44), the driving motor II (54) and the driving motor III (21), and the data acquisition and processing module is electrically connected with the control module and the light curtain protector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123320803.XU CN216482855U (en) | 2021-12-27 | 2021-12-27 | Comprehensive detection device of light curtain protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123320803.XU CN216482855U (en) | 2021-12-27 | 2021-12-27 | Comprehensive detection device of light curtain protector |
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| CN216482855U true CN216482855U (en) | 2022-05-10 |
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| CN202123320803.XU Active CN216482855U (en) | 2021-12-27 | 2021-12-27 | Comprehensive detection device of light curtain protector |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116183181A (en) * | 2023-04-13 | 2023-05-30 | 伟龙意程智能科技(江苏)有限公司 | Elevator light curtain beam testing method and device |
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2021
- 2021-12-27 CN CN202123320803.XU patent/CN216482855U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116183181A (en) * | 2023-04-13 | 2023-05-30 | 伟龙意程智能科技(江苏)有限公司 | Elevator light curtain beam testing method and device |
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