CN113188580B - Photoelectric sensor calibrating device - Google Patents
Photoelectric sensor calibrating device Download PDFInfo
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- CN113188580B CN113188580B CN202110332543.3A CN202110332543A CN113188580B CN 113188580 B CN113188580 B CN 113188580B CN 202110332543 A CN202110332543 A CN 202110332543A CN 113188580 B CN113188580 B CN 113188580B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D18/00—Testing or calibrating apparatus or arrangements provided for in groups G01D1/00 - G01D15/00
Abstract
The application relates to the technical field of photoelectric sensor calibration, especially, relate to a photoelectric sensor calibrating device, include: a base; the detection plate is arranged on the base and slides along a straight line; the fixed plate is arranged on the base and positioned on the sliding path of the detection plate; the clamping piece is clamped on the fixing plate and used for clamping the sensor; and the positioning mechanism is arranged on the fixing plate and used for fixing the sensor in a matching way with the clamping piece and electrifying the sensor. The method and the device have the effect of improving the calibration efficiency of the photoelectric sensor.
Description
Technical Field
The application relates to the technical field of photoelectric sensor calibration, in particular to a photoelectric sensor calibration device.
Background
The photoelectric sensor needs to be calibrated before being put into use.
The calibration of the photosensor is to add a standard measurand to the photosensor and then adjust certain components or software parameters of the photosensor so that the output of the photosensor corresponds exactly to the measurand.
A common measurement method of a photoelectric sensor is to preset a moving object, so that the moving object is close to or far away from the photoelectric sensor, compare a detection voltage fed back by the photoelectric sensor with preset measurands corresponding to different distances, and obtain a calibration status of the photoelectric sensor according to a comparison result, so as to adjust some components or software parameters of the photoelectric sensor according to the calibration status.
When calibrating a photo sensor, it is usually necessary to detach the housing of the photo sensor to expose the internal structure of the photo sensor, and referring to fig. 1, the photo sensor after detaching the housing includes a PCB 8 and a carrier plate 81 fixed on one side of the PCB 8, components of the photo sensor, such as a light emitting element and a receiving element for receiving reflected light, are integrated on the PCB 8, and the carrier plate 81 is used for carrying components such as a potentiometer.
In view of the above-mentioned related art, the inventors believe that there is a defect that the efficiency is low when calibration is performed due to the lack of a tool for performing calibration of the photoelectric sensor.
Disclosure of Invention
In order to improve the calibration efficiency of the photoelectric sensor, the application provides a photoelectric sensor calibration device.
The application provides a photoelectric sensor calibrating device adopts following technical scheme:
a photosensor calibration apparatus comprising:
a base;
the detection plate is arranged on the base and slides along a straight line;
the fixing plate is arranged on the base and positioned on the sliding path of the detection plate;
the clamping piece is clamped on the fixing plate and used for clamping the sensor;
and the positioning mechanism is arranged on the fixing plate and used for fixing the sensor in a matching way with the clamping piece and electrifying the sensor.
Through adopting above-mentioned technical scheme, with the photoelectric sensor joint on the holder, then with holder joint in the fixed plate, through the fixed photoelectric sensor of positioning mechanism, and for the photoelectric sensor power supply, adjust the position of pick-up plate, can carry out photoelectric sensor's calibration, this scheme has the calibration efficiency that improves photoelectric sensor to improve photoelectric sensor's uniformity's advantage.
Preferably, the fixed plate is provided with a light-transmitting opening penetrating through the fixed plate along the moving direction of the detection plate, the fixed plate is provided with a clamping groove communicated with the light-transmitting opening and clamped with the clamping piece, and the clamping piece is provided with at least two light-transmitting holes communicated with the light-transmitting opening.
Through adopting above-mentioned technical scheme, holder joint in the joint inslot, photoelectric sensor's light emitting component permeable light trap and light trap convey away light, and the setting of light trap has the effect that makes light gather together more.
Preferably, the holder includes joint portion and locates the joint portion and keeps away from the clamping part of printing opacity one side, joint portion and joint groove joint cooperation, one side that joint portion was kept away from to the clamping part is equipped with PCB board butt station, the clamping part top surface is equipped with the loading board and accepts the station, the clamping part be equipped with in PCB board butt station with PCB board on predetermine a mouthful complex setting element, the light trap runs through joint portion and clamping part.
Through adopting above-mentioned technical scheme, joint portion is fixed with the fixed plate joint, and the clamping part is equipped with cooperation photoelectric sensor's station, is convenient for locate photoelectric sensor on the holder, and the effect of the fixed holder of joint of being convenient for.
Preferably, the positioning mechanism comprises a pressing block moving along the direction close to or far away from the clamping piece and a locking assembly matched with the pressing block, the pressing block is arranged on one side, away from the light transmission opening, of the clamping piece, and a plurality of conductive rods abutted to the PCB are arranged on the pressing block.
Through adopting above-mentioned technical scheme, the briquetting is located the one side of keeping away from the printing opacity mouth in the holder, and one side of PCB board butt station promptly supports through the conducting rod and presses on the PCB board, realizes the fixed effect of just for the circular telegram of PCB board in the location.
Preferably, the clamping groove is formed in the side face, adjacent to the side face close to the detection plate, of the fixing plate, and a communication opening is formed in the side face, far away from the detection plate, of the clamping groove; a limiting groove communicated with the side face of the fixing plate provided with the clamping groove is formed in the inner side wall of one side of the clamping groove, and the side wall, opposite to the limiting groove, of the clamping groove is an arc-shaped surface bent towards the inside of the clamping groove; the arc-shaped surface is smoothly connected with the side surface where the communication port is located; the shape of joint portion cooperates the shape in joint groove, be equipped with the stopper of joint in spacing groove in the joint portion.
Through adopting above-mentioned technical scheme, the stopper joint is in the spacing groove, the fixed holder of location of being convenient for, and the arcwall face has the effect of the plug holder of being convenient for.
Preferably, the fixed plate is provided with a sliding groove at one side of the pressing block along the moving direction of the pressing block, and a sliding block arranged in the sliding groove in a sliding manner is arranged at one side of the pressing block.
Through adopting above-mentioned technical scheme, sliding block and sliding tray sliding fit have the moving direction of direction briquetting, make the effect of the difficult skew of briquetting.
Preferably, the locking Assembly includes fixing base, head rod, second connecting rod and articulated elements, the fixing base is located on the fixed plate, and keeps away from one side of shielding plate in the sliding block, the head rod slides along the slip direction of sliding block and locates the fixing base, just the sliding block is connected to the one end of head rod, and the other end is articulated with the second connecting rod, the one end of articulated elements is articulated with the one end that the head rod was kept away from to the second connecting rod, and the other end is articulated with the fixing base, the articulated elements extends towards one side of sliding block has the handle portion.
Through adopting above-mentioned technical scheme, rotate the handle portion, the handle portion drives the second connecting rod and removes, and the second connecting rod drives the head rod and removes to drive the sliding block and remove along the spout.
Preferably, the side that the sliding block is close to the support piece is equipped with the spread groove, the spread groove all communicates with the external world in the length direction's of sliding block both ends, the fixed plate is equipped with the mounting groove of intercommunication sliding tray in the both sides of sliding tray, mounting groove and spread groove intercommunication, mounting groove demountable installation has the connecting block of butt mounting groove tank bottom and spread groove tank bottom.
Through adopting above-mentioned technical scheme, dismantle the connecting block and can shift out the sliding block by the sliding tray, the connecting block has the position of spacing sliding block, makes the sliding block be difficult for falling out outside the sliding tray.
Preferably, a plurality of circular holes are formed in the pressing block, the conducting rod is inserted into the circular holes, and two ends of the conducting rod extend out of the outer side of the pressing block.
Through adopting above-mentioned technical scheme, insert the circular port of locating different positions with the conducting rod, have the photoelectric sensor's of the different models of adaptation effect, the suitability is more excellent.
Preferably, the base is provided with a guide rod, the axis of the guide rod is parallel to the sliding direction of the detection plate, the detection plate is arranged on the guide rod in a sliding mode, and a graduated scale is arranged on one side, along the axis of the guide rod, of the guide rod on the base.
Through adopting above-mentioned technical scheme, the moving direction of pick-up plate is guided to the guide bar, through the scale, can learn the position that the pick-up plate removed, makes the calibration more accurate.
Drawings
FIG. 1 is a schematic diagram of the internal structure of a prior art photosensor;
FIG. 2 is a schematic structural diagram of a calibration apparatus for a photoelectric sensor according to an embodiment of the present disclosure;
FIG. 3 is a schematic diagram of another structure of a calibration apparatus for a photosensor according to an embodiment of the present application;
fig. 4 is a schematic structural view of a clamping member in an embodiment of the present application.
Description of reference numerals: 1. a base; 2. detecting a plate; 3. a fixing plate; 31. a light-transmitting opening; 32. a clamping groove; 33. accommodating grooves; 34. a limiting groove; 341. an arc-shaped surface; 35. connecting blocks; 36. a sliding groove; 4. a clamping member; 41. a light-transmitting hole; 42. a clamping part; 421. a limiting block; 43. a clamping portion; 431. the PCB board is abutted against the station; 432. carrying station of bearing plate; 5. a light-transmitting plate; 51. a fixed cylinder; 52. fixing a column; 521. a clamping block; 6. a pressing block; 61. a circular hole; 62. a conductive rod; 63. a first connecting rod; 64. a second connecting rod; 65. a fixed seat; 651. a first mounting portion; 652. a second mounting portion; 66. an articulation member; 67. a slider; 7. a guide bar; 71. a graduated scale; 8. a PCB board; 81. a carrier plate.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses a photoelectric sensor calibrating device. Referring to fig. 2, the calibration apparatus for a photoelectric sensor includes a base 1, a detection plate 2, and a fixing plate 3, wherein the base 1 has a rectangular plate shape; the detection plate 2 is used for reflecting photoelectric sensor's transmitted light, and detection plate 2 slides along linear direction and locates on base 1, and fixed plate 3 is located on the slip path of detection plate 2, and the joint has holder 4 on the fixed plate 3. The holding member 4 is for holding the photoelectric sensor, and causes the light emitting element of the photoelectric sensor to emit light in a direction toward the detection plate 2. The fixing plate 3 is provided with a positioning mechanism for positioning the photoelectric sensor and the detection plate 2. Through the structure, the tool for calibrating the photoelectric sensor is formed by combination, and when the photoelectric sensor is calibrated, the device is adopted for calibration, so that standardized calibration is realized, and the calibration efficiency of the photoelectric sensor is improved.
When photoelectric sensor carries out the calibration, generally need pull down photoelectric sensor's shell to with the external power supply of photoelectric sensor's internal circuit, pull down the photoelectric sensor of shell and include PCB board and loading board, in this embodiment, PCB board and loading board combination are the T type.
Referring to fig. 2 and 3, the fixing plate 3 is a special-shaped plate, a light-transmitting opening 31 is formed in the fixing plate 3, and the light-transmitting opening 31 penetrates through the detection plate 2 along the moving direction of the detection plate 2. The side of the fixed plate 3 close to the detection plate 2 is a front side, a clamping groove 32 is formed in the side of the fixed plate 3 adjacent to the front side of the fixed plate, the clamping groove 32 is communicated with the light transmission opening 31, and the clamping groove 32 is communicated with the back side of the fixed plate 3.
Referring to fig. 3 and 4, in the present embodiment, the communication position between the clamping groove 32 and the back surface of the fixing plate 3 is a communication port; the holder 4 joint is in joint groove 32, and is equipped with the light trap 41 of two intercommunication light traps 31 on holder 4, and the front and the back place side of light trap 41 intercommunication fixed plate 3, when actually carrying out the calibration, the PCB board is located holder 4 and is kept away from the positive one side of fixed plate 3, and the position of one of them light trap 41 corresponds photoelectric sensor's light emitting component, and the position of another light trap 41 corresponds photoelectric sensor's receiving element.
Referring to fig. 2 and 3, the front surface of the fixing plate 3 is provided with a receiving groove 33 corresponding to the position of the light-transmitting opening 31, and the light-transmitting opening 31 is located at the bottom of the receiving groove 33 and has an area smaller than the bottom area of the receiving groove 33. The light-transmitting plate 5 is connected to the accommodating groove 33 in a clamping manner, and is a glass plate in this embodiment, but other light-transmitting materials are also available, and the shape and size of the light-transmitting plate 5 are matched with the accommodating groove 33.
The fixing plate 3 is located the top and the below of holding tank 33 and all is equipped with a fixed section of thick bamboo 51, and a fixed section of thick bamboo 51 is the cavity cylinder, and the axis collineation of two fixed sections of thick bamboos 51. A fixing post 52 is inserted into the fixing tube 51.
The fixing column 52 is a cylinder, one end of the fixing column 52 penetrates through the fixing cylinder 51 and abuts against the surface of the light transmission plate 5, the end face of the fixing column 52 abutting against the surface of the light transmission plate 5 is arc-shaped and is smoothly connected with the side face of the fixing column 52, the other end of the fixing column 52 is provided with a fixture block 521, the fixture block 521 is located on the outer side of the fixing cylinder 51 and abuts against the end face of the fixing cylinder 51, and the fixture block 521 limits the fixing column 52.
When the transparent plate 5 needs to be replaced, the fixing column 52 is moved along the fixing cylinder 51, so that the fixing column 52 is separated from the transparent plate 5, and the transparent plate 5 can be removed from the accommodating groove 33.
Referring to fig. 3 and 4, the clamping member 4 includes a clamping portion 42 and a clamping portion 43, specifically, the clamping portion 42 is clamped in the clamping groove 32, and the clamping portion 43 is connected to the clamping portion 42 away from the front side of the fixing plate 3 and extends out of the clamping groove 32.
The front face, far away from the fixed plate 3, of the clamping portion 43 is provided with a PCB abutting station 431 abutted to the PCB, the top face of the clamping portion 43 is provided with a bearing plate bearing station 432 abutted to the bottom face of the bearing plate, the bearing plate bearing station 432 is formed by the top face, horizontally arranged, of the clamping portion 43, and in actual use, the bearing plate is placed in the bearing plate bearing station 432, so that the PCB abuts against the PCB abutting station 431, and the photoelectric sensor is placed in a positioned mode.
Preset the location mouth on the PCB board, the location mouth runs through PCB board butt in PCB board butt station 431's side, is equipped with the setting element on PCB board butt station 431, and is concrete, and the setting element is the column, and the setting element inserts and locates the location mouth, and the setting element inserts with the location mouth and establishes the cooperation, the location joint PCB board of being convenient for.
Referring to fig. 3 and 4, the spacing groove 34 has been seted up with the positive adjacent one of them side of fixed plate 3 in joint groove 32, spacing groove 34 and joint groove 32 notch intercommunication, the position that corresponds spacing groove 34 on joint portion 42 is equipped with stopper 421, in this embodiment, stopper 421 is the rectangular block, and the shape of spacing groove 34 is the same with the shape of stopper 421, spacing groove 34 and stopper 421 joint cooperation, be convenient for insert the location of joint portion 42 in joint groove 32, and also make joint portion 42 be difficult for falling out by the intercommunication mouth.
The inner side wall of the clamping groove 32 opposite to the side where the limiting groove 34 is located is provided with an arc-shaped surface 341, the arc-shaped surface 341 bends towards the side where the limiting groove 34 is located, and the arc-shaped surface 341 is smoothly connected with the back surface of the fixing plate 3. The side shape of the clamping portion 42 close to the arc-shaped surface 341 is adapted to the arc-shaped surface 341 and is abutted against the arc-shaped surface 341. The side of the clamping portion 43 close to the back of the fixing plate 3 is abutted against the back of the fixing plate 3, so that the clamping portion 42 and the clamping portion 43 are matched and fixed on the fixing plate 3.
Referring to fig. 2, the positioning mechanism includes a pressing block 6 and a locking component, the pressing block 6 is disposed on the fixing plate 3 and located on one side of the clamping member 4 away from the front surface of the fixing plate 3, and the pressing block 6 can move in a direction close to or away from the clamping member 4.
In this embodiment, the pressing block 6 is made of an insulating material, the pressing block 6 is provided with a plurality of circular holes 61, and an axis of each circular hole 61 is arranged along a moving direction of the pressing block 6. The conducting rods 62 are inserted into the circular holes 61, at least two conducting rods 62 are arranged, and two ends of each conducting rod 62 extend out of the pressing block 6.
Referring to fig. 2 and 4, when the PCB is located on the PCB abutting station 431, the ends of the two conductive rods 62 close to the PCB are respectively abutted against the positive end and the negative end of the power supply of the PCB, and the positive line and the negative line of the external power supply are correspondingly connected to the conductive rods 62, so as to achieve the effect of supplying power to the photoelectric sensor.
Referring to fig. 2 and 3, a sliding groove 36 is formed in a side surface of the fixing plate 3 close to the pressing block 6, and a length direction of the sliding groove 36 is arranged along a sliding direction of the pressing block 6. The pressing block 6 is provided with a sliding block 67 which is in sliding fit with the sliding groove 36, the sliding block 67 slides along the sliding groove 36 to drive the pressing block 6 to move, the side wall of the sliding block 67 abuts against the side wall of the sliding groove 36, and the sliding block 67 moves along the sliding groove 36 to guide the pressing block 6 to move.
The side that fixed plate 3 seted up sliding tray 36 and the upper and lower both sides of sliding tray 36 have all seted up the mounting groove, and the mounting groove is seted up along the length direction of sliding tray 36, and the mounting groove all communicates sliding tray 36.
The connecting groove is formed in the position, close to the mounting groove, on the side face, close to the notch of the sliding groove 36, of the sliding block 67, the connecting grooves are formed in the mounting grooves in the upper side and the lower side of the sliding block 67, which correspond to each other, the connecting grooves are not communicated with each other, and the connecting grooves are communicated with one of the mounting grooves close to the connecting grooves respectively.
Be equipped with connecting block 35 in the mounting groove and the spread groove of intercommunication, connecting block 35 butt in the mounting groove at its place and the tank bottom of spread groove, and connecting block 35 passes through the tank bottom of bolt fastening at the mounting groove, when needing to change sliding block 67, pulls down connecting block 35, can take out sliding block 67 by sliding tray 36, and connecting block 35 has spacing sliding block 67, makes the effect that sliding block 67 is difficult to fall out by sliding tray 36.
Referring to fig. 3, the locking assembly includes a fixing base 65, a first connecting rod 63, a second connecting rod 64, and a hinge 66.
Referring to fig. 2 and 3, the fixing base 65 is provided on the fixing plate 3 and is located in the longitudinal direction of the sliding groove 36. The fixed seat 65 is located on the side of the slide block 67 away from the detection plate 2. In this embodiment, the fixed base 65 is plate-shaped, and a first mounting portion 651 extends horizontally at a position close to the slide block 67, and a second mounting portion 652 extends on a side of the first mounting portion 651 remote from the slide block 67.
The first connecting rod 63 is disposed between the first mounting portion 651 and the slide block 67, and an axis of the first connecting rod 63 is collinear with a moving direction of the slide block 67. One end of the first connecting rod 63 is connected to the slide block 67, and the other end thereof penetrates the first mounting portion 651.
Referring to fig. 2 and 3, a detaching and connecting groove is formed in one side of the sliding block 67 close to the fixing seat 65, the detaching and connecting groove is a T-shaped groove, and the area of the groove opening is smaller than the area of the bottom of the groove. The two opposite side walls of the connecting and disconnecting groove are communicated with the outside. The one end that the head rod 63 is close to the sliding block 67 is equipped with the screw rod, and the screw rod is inserted and is located the disconnect inslot, and the end connection that the screw rod is located the disconnect inslot has the joint piece. The side area that the joint piece is close to the disconnect groove notch is greater than disconnect groove notch area, makes the joint piece be difficult for shifting out by the notch in disconnect groove, nevertheless can shift out the disconnect groove by one side in the disconnect groove intercommunication outside.
One end of the screw rod, which is far away from the clamping block, extends out of the outer side of the disassembling and connecting groove and is in threaded connection with a nut. The nut can butt in the side that the sliding block 67 is close to the fixing base 65, through rotating the nut, the butt degree between adjusting nut and the sliding block 67, can dismouting sliding block 67 in first connecting rod 63.
Referring to fig. 3, a guide sleeve is disposed on a side of the first mounting portion 651 away from the second mounting portion 652. The guide sleeve is sleeved outside the first connecting rod 63, and the inner side wall is abutted against the outer side wall of the first connecting rod 63.
One end of the first connecting rod 63, which is far away from the sliding block 67, is hinged to the second connecting rod 64, the second connecting rod 64 is located between the first mounting portion 651 and the second mounting portion 652, and the second connecting rod 64 can rotate on a plane where the first connecting rod 63 moves relative to the first connecting rod 63.
The end of the second connecting rod 64 far away from the first connecting rod 63 is hinged to the hinge 66, the hinge 66 may be in a shape of column, plate, arc plate, etc., in this embodiment, the hinge 66 is an arc plate, the hinge 66 is located between the second connecting rod 64 and the second mounting portion 652, and the end of the hinge 66 far away from the second connecting rod 64 is hinged to the second mounting portion 652.
In the present embodiment, the plane of the relative rotation between the second connecting rod 64 and the hinge 66, the plane of the relative rotation between the hinge 66 and the second connecting rod 64, and the plane of the relative rotation between the first connecting rod 63 and the second connecting rod 64 are all parallel.
A handle portion extends from one end of the hinge 66 near the first link 63 and to one side of the second link 64. By holding the handle, the hinge 66 rotates relative to the second mounting portion 652 to drive the second connecting rod 64 to move, and the second connecting rod 64 moves to drive the first connecting rod 63 to move, thereby controlling the sliding block 67 to slide.
Referring to fig. 2, a guide rod 7 is provided on the base 1, an axis of the guide rod 7 is parallel to a sliding direction of the detection plate 2, a sliding hole is provided on the detection plate 2, the guide rod 7 is inserted into the sliding hole, and the guide rod 7 guides the detection plate 2 to move.
A scale 71 is provided on the base 1 on the side of the guide rod 7, and the scale 71 is provided along the axial direction of the guide rod 7.
The implementation principle of the photoelectric sensor calibration device in the embodiment of the application is as follows: with photoelectric sensor joint on holder 4, make PCB board butt in PCB board butt station 431, the station 432 is accepted in the loading board to the loading board butt, then with holder 4 joint in joint inslot 32, rotate the handle portion, make second connecting rod 64 and the cooperation of head rod 63 form the connecting rod structure, drive sliding block 67 and remove along sliding tray 36, make conducting rod 62 support and press on the PCB board, then adjust the position of pick-up plate 2, carry out photoelectric sensor's calibration.
The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (6)
1. A photosensor calibration apparatus, comprising:
a base (1);
the detection plate (2) is arranged on the base (1) and slides along a straight line;
a fixing plate (3) arranged on the base (1) and positioned on a sliding path of the detection plate (2);
the clamping piece (4) is clamped on the fixing plate (3) and used for clamping the sensor, the clamping piece (4) is used for clamping the photoelectric sensor, and the light emitting element of the photoelectric sensor emits light towards the detection plate (2);
the positioning mechanism is arranged on the fixing plate (3) and is used for matching with the clamping piece (4) to fix the sensor and electrifying the sensor;
the fixing plate (3) is provided with a light-transmitting opening (31) penetrating through the fixing plate (3) along the moving direction of the detection plate (2), the fixing plate (3) is provided with a clamping groove (32) communicated with the light-transmitting opening (31) and used for clamping the clamping piece (4), and the clamping piece (4) is provided with at least two light-transmitting holes (41) communicated with the light-transmitting opening (31);
the clamping piece (4) comprises a clamping portion (42) and a clamping portion (43) which is arranged on one side, away from the light transmission opening (31), of the clamping portion (42), the clamping portion (42) is matched with a clamping groove (32) in a clamping mode, a PCB (printed circuit board) abutting station (431) is arranged on one side, away from the clamping portion (42), of the clamping portion (43), a bearing plate bearing station (432) is arranged on the top surface of the clamping portion (43), a positioning piece matched with a preset positioning opening in the PCB is arranged on the PCB abutting station (431) of the clamping portion (43), the light transmission hole (41) penetrates through the clamping portion (42) and the clamping portion (43), and the position of one light transmission hole (41) corresponds to a light emitting element of the photoelectric sensor and the position of the other light transmission hole (41) corresponds to a receiving element of the photoelectric sensor;
the clamping groove (32) is arranged on the side surface of the fixing plate (3) adjacent to the side surface close to the detection plate (2), and a communication opening is formed in the side surface of the clamping groove (32) far away from the detection plate (2); a limiting groove (34) communicated with the side face of the fixing plate (3) provided with the clamping groove (32) is formed in the inner side wall of one side of the clamping groove (32), and the side wall, opposite to the limiting groove (34), of the clamping groove (32) is an arc-shaped surface (341) bent inwards to the clamping groove (32); the arc-shaped surface (341) is smoothly connected with the side surface where the communication port is located; the shape of the clamping portion (42) is matched with that of the clamping groove (32), and a limiting block (421) clamped in the limiting groove (34) is arranged on the clamping portion (42);
the positioning mechanism comprises a pressing block (6) moving along the direction close to or far away from the clamping piece (4) and a locking assembly matched with the pressing block (6), the pressing block (6) is arranged on one side, away from the light-transmitting opening (31), of the clamping piece (4), and a plurality of conducting rods (62) abutted to the PCB are arranged on the pressing block (6).
2. A photosensor calibration apparatus according to claim 1, wherein: a sliding groove (36) is formed in one side, located on the pressing block (6), of the fixing plate (3) along the moving direction of the pressing block (6), and a sliding block (67) which is slidably arranged in the sliding groove (36) is arranged on one side of the pressing block (6).
3. A photosensor calibration apparatus according to claim 2, wherein: locking Assembly includes fixing base (65), head rod (63), second connecting rod (64) and articulated elements (66), fixing base (65) are located on fixed plate (3), and keep away from one side of shielding plate in sliding block (67), head rod (63) are slided along the slip direction of sliding block (67) and are located fixing base (65), just sliding block (67) are connected to the one end of head rod (63), and the other end is articulated with second connecting rod (64), the one end of articulated elements (66) is articulated with the one end that keeps away from head rod (63) with second connecting rod (64), and the other end is articulated with fixing base (65), articulated elements (66) have the handle portion towards one side extension of sliding block (67).
4. A photosensor calibration apparatus according to claim 3, wherein: the side that sliding block (67) are close to support briquetting (6) is equipped with the spread groove, the spread groove all communicates with external in the both ends of the length direction of sliding block (67), fixed plate (3) are equipped with the mounting groove of intercommunication slide groove (36) in the both sides of slide groove (36), mounting groove and spread groove intercommunication, mounting groove demountable installation has connecting block (35) of butt mounting groove tank bottom and spread groove tank bottom.
5. A photosensor calibration apparatus according to claim 1, wherein: the pressing block (6) is provided with a plurality of circular holes (61), the conducting rod (62) is inserted into the circular holes (61), and two ends of the conducting rod (62) extend out of the pressing block (6).
6. A photosensor calibration apparatus according to claim 1, wherein: the detection device is characterized in that a guide rod (7) is arranged on the base (1), the axis of the guide rod (7) is parallel to the sliding direction of the detection plate (2), the detection plate (2) is arranged on the guide rod (7) in a sliding mode, and a graduated scale (71) is arranged on one side of the guide rod (7) on the base (1) along the axis of the guide rod (7).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110332543.3A CN113188580B (en) | 2021-03-29 | 2021-03-29 | Photoelectric sensor calibrating device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110332543.3A CN113188580B (en) | 2021-03-29 | 2021-03-29 | Photoelectric sensor calibrating device |
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| CN113188580A CN113188580A (en) | 2021-07-30 |
| CN113188580B true CN113188580B (en) | 2022-11-08 |
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| CN109141241B (en) * | 2018-09-19 | 2024-03-15 | 利信(江苏)能源科技有限责任公司 | Correction photoelectric calibration device, calibration system and calibration method |
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| US7016802B2 (en) * | 2003-09-05 | 2006-03-21 | Tyco Electronics Corporation | Photocontrol devices having flexible mounted photosensors and methods of calibrating the same |
| CN103315768B (en) * | 2012-03-19 | 2014-11-05 | 无锡市凯顺医疗器械制造有限公司 | Structural component for fixing auscultator head and fixing part |
| JP2014077691A (en) * | 2012-10-10 | 2014-05-01 | Ntn Corp | Calibration device of measuring device and calibration method |
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