Novel photoelectric sensor
Technical Field
The invention belongs to the field of photoelectric induction, and particularly relates to a novel photoelectric inductor.
Background
Photoelectric sensor is with the light signal of telecommunication transformation, sends out it and shines on the object, then receives and turn into the signal of telecommunication again, carries out electronic component on next step, has been used for whether the object has in the scope according to its performance by wide application in industrial production, whether mainly is used for the within range, or whether has the object to pass through to this helps working rather than complex equipment, improve equipment's intelligent degree, but prior art exists following not enoughly:
because the object that is detected is not of uniform size to the shape is highly different, when meetting the object that the thin rear end of front end is high, the light beam that the transmitter sent can't contact and receive and block with the front end that is detected the object, leads to being detected the front end of object and not being discovered by equipment, causes the detection inaccuracy of object, thereby influences the next work of equipment.
Therefore, the application provides a novel photoelectric sensor which improves the defects.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a novel photoelectric sensor to solve the problem that in the prior art, due to the fact that detected objects are different in size and shape, when the detected objects are thin in front end and high in back end, light beams emitted by a transmitter cannot contact with the front end of the detected object and are blocked, the front end of the detected object is not found by equipment, the object is not detected accurately, and the next operation of the equipment is affected.
In order to achieve the purpose, the invention is realized by the following technical scheme: a novel photoelectric sensor structurally comprises a fixing frame, a photoelectric sensing mechanism, a photoelectric detection box, a connecting end and a wire, wherein the photoelectric sensing mechanism is horizontally arranged at the upper end of the fixing frame and is mechanically connected with the fixing frame; the photoelectric sensing mechanism comprises a support, a receiver, a transmitter, an inner groove, a fixed seat and a sliding reflection structure, wherein the receiver is embedded and installed on the left side inside the support, the transmitter is embedded and installed on the right side inside the support, the inner groove is arranged on the inner side of the rear end of the support and is of an integrated structure, the fixed seat is horizontally installed at the lower end of the support, and the sliding reflection structure is embedded and installed on the inner side of the support and is located on the same plane with the receiver and the transmitter.
The invention is further improved, the sliding reflection structure comprises a lower refractor, a connecting rod, a telescopic pushing structure, a sliding chute and a sliding refractor structure, the lower refractor is arranged at the lower end of the bracket and is hinged with the receiver, the lower end of the telescopic pushing structure is embedded and arranged at the upper end of the inner side of the receiver, the sliding chute is provided with the inner side of the bracket and is an integrated structure, and the sliding refractor structure is arranged at the upper end of the telescopic pushing structure and is connected with the bracket.
The invention is further improved, the sliding refractor structure comprises a linkage rod, an upper refractor, a guide rail and a movable connecting rod, the linkage rod is arranged at the lower end of the upper refractor and is connected by a hinge, the movable connecting rod is arranged at the upper end of the upper refractor and is connected mechanically, and the movable connecting rod is arranged at the inner side of the guide rail and is connected movably.
The telescopic pushing structure is further improved, the telescopic pushing structure comprises a sleeve, a guide frame, a movable cavity, a movable structure and an inner rod, the guide frame is arranged on the inner side of the sleeve, the movable cavity is arranged on the inner side of the sleeve, the movable structure is positioned on the inner side of the movable cavity and movably connected with the guide frame, and the movable structure is arranged at the lower end of the inner rod and is mechanically connected.
The invention is further improved, the guide frame comprises a frame body, sliding openings and a top plate, the sliding openings are arranged on the inner side of the frame body and are of an integrated structure, and the top plate is arranged on the left side of the frame body and is arranged between the sliding openings.
The invention is further improved, the movable structure comprises a movable plate, a slide rail, a telescopic frame, a guide wheel and a spring, the slide rail is embedded and installed on the inner side of the movable plate, the telescopic frame is embedded in two ends of the inner side of the movable plate and movably connected with the slide rail, the guide wheel is installed on the outer side of the telescopic frame and movably connected with the telescopic frame, and the spring is embedded in the inner side of the movable plate and abuts against the inner side of the telescopic frame.
According to the technical scheme, the novel photoelectric sensor has the following beneficial effects:
the sliding reflection structure is arranged on the inner sides of the receiver and the transmitter, the sliding reflection structure is adjusted according to the size of an object to be detected, when the front end of the object is thin and the rear end of the object is thick, the transmitter is pushed inwards to slide on the sliding reflection structure to reach the innermost end, the object is placed on the conveying belt, the transmitter converts electricity into light and emits the light, the light is reflected by the upper refractor and enters the receiver, no electric signal is emitted, when the receiver does not receive the light, the electric signal is emitted, the next action is carried out, the irregular object is better adapted to, the detection is more accurate, and the influence of the irregular object on the next work of equipment is prevented.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic structural diagram of a novel photoelectric sensor according to the present invention;
FIG. 2 is a schematic structural diagram of a photoelectric sensing mechanism according to the present invention;
FIG. 3 is a schematic view of an adjusting structure of the photoelectric sensing mechanism of the present invention;
FIG. 4 is a schematic structural diagram of a sliding reflective structure according to the present invention;
FIG. 5 is a schematic structural diagram of a sliding refractor structure according to the present invention;
FIG. 6 is a schematic structural view of the telescopic pushing structure of the present invention;
FIG. 7 is a schematic view of the structure of the guide frame of the present invention;
FIG. 8 is a schematic structural view of the mobile structure of the present invention;
fig. 9 is a schematic view of the installation and operation structure of the photoelectric sensing mechanism of the present invention.
In the figure: a fixed frame-1, a photoelectric sensing mechanism-2, a photoelectric detection box-3, a connecting end-4, a lead-5, a bracket-21, a receiver-22, a transmitter-23, an inner groove-24, a fixed seat-25, a sliding reflection structure-26, a lower refractor-261, a connecting rod-262, a telescopic pushing structure-263, a chute-264, a sliding refractor structure-265, a linkage rod-5 a, an upper refractor-5 b, a guide rail-5 c, a movable connecting rod-5 d, a sleeve-3 a, a guide frame-3 b, a movable cavity-3 c, a movable structure-3 d, an inner rod-3 e, a frame body-b 1, a sliding opening-b 2, a top plate-b 3, a movable plate-d 1, a slide rail-d 2, a telescopic frame-d 3, Guide wheel-d 4, spring-d 5 and conveyor belt-10.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
Referring to fig. 1-9, the embodiments of the present invention are as follows:
the photoelectric detection device structurally comprises a fixed frame 1, a photoelectric sensing mechanism 2, a photoelectric detection box 3, a connecting end 4 and a wire 5, wherein the photoelectric sensing mechanism 2 is horizontally arranged at the upper end of the fixed frame 1 and is mechanically connected, the photoelectric detection box 3 is embedded and arranged at the rear end of the photoelectric sensing mechanism 2, the connecting end 4 penetrates through the rear end of the photoelectric sensing mechanism 2 and is connected with the photoelectric detection box 3, and the wire 5 is arranged on the inner side of the connecting end 4; the photoelectric sensing mechanism 2 comprises a support 21, a receiver 22, an emitter 23, an inner groove 24, a fixed seat 25 and a sliding reflection structure 26, wherein the receiver 22 is embedded in the left side inside the support 21, the emitter 23 is embedded in the right side inside the support 21, the inner groove 24 is arranged in the inner side of the rear end of the support 21 and is an integrated structure, the fixed seat 25 is horizontally arranged at the lower end of the support 21, and the sliding reflection structure 26 is embedded in the inner side of the support 21 and is positioned on the same plane with the receiver 22 and the emitter 23.
Referring to fig. 4, the sliding reflection structure 26 includes a lower refractor 261, a connecting rod 262, a telescopic pushing structure 263, a sliding chute 264, and a sliding refractor structure 265, the lower refractor 261 is installed at the lower end of the bracket 21 and is hinged to the receiver 22, the lower end of the telescopic pushing structure 263 is embedded in the upper end of the inner side of the receiver 22, the sliding chute 264 is provided with the inner side of the bracket 21 and is an integrated structure, the sliding refractor structure 265 is installed at the upper end of the telescopic pushing structure 263 and is connected to the bracket 21 at the upper end, and when the receiver 22 is moved, the lower refractor 261 is adjusted in the sliding refractor structure 265.
Referring to fig. 5, slip refractor structure 265 includes gangbar 5a, last refractor 5b, guide rail 5c, activity connecting rod 5d, gangbar 5a installs in last refractor 5b lower extreme and adopts hinged joint, activity connecting rod 5d installs in last refractor 5b upper end and adopts mechanical connection, activity connecting rod 5d installs in guide rail 5c inboard and adopts swing joint, when adjusting the angle of last refractor 5b, better reflects the ray that sends, can carry out the response of multi-angle.
Referring to fig. 6, the telescopic pushing structure 263 includes a sleeve 3a, a guide frame 3b, a movable cavity 3c, a movable structure 3d, and an inner rod 3e, the guide frame 3b is installed inside the sleeve 3a, the movable cavity 3c is installed inside the sleeve 3a, the movable structure 3d is located inside the movable cavity 3c and movably connected with the guide frame 3b, the movable structure 3d is installed at the lower end of the inner rod 3e and mechanically connected, and when moving, the sliding refractor structure 265 is pulled once every distance.
Referring to fig. 7, the guide frame 3b includes a frame body b1, a slide opening b2, and a top plate b3, the slide opening b2 is disposed inside the frame body b1 and is an integrated structure, and the top plate b3 is disposed on the left side of the frame body b1 and is installed between the slide openings b2, so as to form an intermittent slide way.
Referring to fig. 8, the movable structure 3d includes a movable plate d1, a sliding rail d2, a telescopic frame d3, a guide wheel d4, and a spring d5, the sliding rail d2 is embedded inside the movable plate d1, the telescopic frame d3 is embedded inside both ends of the movable plate d1 and movably connected to the sliding rail d2, the guide wheel d4 is installed outside the telescopic frame d3 and movably connected to the telescopic frame d3, the spring d5 is embedded inside the movable plate d1 and abuts against the inside of the telescopic frame d3, when approaching the top plate b3, the restoring force of the spring d5 is the largest, so that the movable frame is the least easy to move, and the temporary stop is realized to drive the sliding refractor structure 265 to move.
Referring to fig. 9, a carriage 21 is installed outside the conveyor belt 10 and operates to detect an object on the conveyor belt 10 by adjusting the position between a receiver 22 and a transmitter 23.
Based on the above embodiment, the specific working principle is as follows:
the invention is fixed on the machine frame at two sides of the conveyor belt 10 through the screw holes on the fixed seat 25, the sliding reflection structure 26 is adjusted according to the size of the object to be detected, when the front end of the object is thin and the rear end is thick, the emitter 23 is pushed inwards to slide on the sliding reflection structure 26 to reach the innermost end; when the object is regular square and needs not to be detected by multiple reflected lights, the receiver 22 can be pushed inwards, the sleeve 3a moves towards the inner rod 3e, the movable structure 3d moves on the guide frame 3b, the guide wheel d4 on the telescopic frame d3 moves on the sliding opening b2 on the frame body b1, the sleeve is continuously close to the top plate b3 at the moment, the telescopic frame d3 compresses the spring d5 to generate force, when the top plate b3 is reached, the shell is temporarily clamped, the inner rod 3e has inward force to push the sliding refractor structure 265, the linkage rod 5a drives the upper refractor 5b to rotate anticlockwise and gradually assume a vertical state, then the action of the sliding opening b2 and the top plate b3 is continuously and circularly applied, when the receiver 22 reaches the innermost side, the upper refractor 5b is also turned over along with the movement of the movable connecting rod 5d on the guide rail 5c, and then is folded and folded, so that the receiver 22 and the transmitter 23 are positioned on the same horizontal plane, the adjustment can be completed; then the object is placed on the conveyor belt 10, and the emitter 23 converts electricity into light and emits it, which is reflected by the upper refractor 5b and enters the receiver 22 without emitting an electrical signal, which is emitted when the receiver 22 does not receive light, so that the next action is performed.
The invention solves the problems that in the prior art, due to different sizes and shapes of detected objects, when the detected objects meet the objects with thin front ends and high rear ends, light beams emitted by a transmitter cannot contact with the front ends of the detected objects and are blocked, so that the front ends of the detected objects are not found by equipment, the detection of the objects is inaccurate, and the next work of the equipment is affected, through the mutual combination of the components, the invention arranges a sliding reflection structure at the inner sides of a receiver and the transmitter, adjusts the sliding reflection structure according to the size of the objects to be detected, when the front ends of the objects are thin and the rear ends of the objects are thick, the transmitter is pushed inwards to slide on the sliding reflection structure to reach the innermost end, the objects are placed on a conveying belt, the transmitter converts electricity into light and emits the light, and the light is reflected by an upper refractor and then enters the receiver to not emit an electric signal, when the receiver does not receive light, the receiver sends out an electric signal to perform the next action, so that the receiver can better adapt to irregular objects, the detection is more accurate, and the receiver is prevented from influencing the next work of the equipment.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.