CN214893679U

CN214893679U - Photoelectric sensor

Info

Publication number: CN214893679U
Application number: CN202121676399.7U
Authority: CN
Inventors: 高建勇
Original assignee: Hangzhou Geruite Intelligent Technology Co ltd
Current assignee: Hangzhou Geruite Intelligent Technology Co ltd
Priority date: 2021-07-22
Filing date: 2021-07-22
Publication date: 2021-11-26
Anticipated expiration: 2031-07-22

Abstract

The utility model provides a photoelectric sensor. A photosensor, comprising: the base is fixedly arranged at the bottom of the conveying mechanism; the first carrying block penetrates through the base and is connected with the base in a sliding mode; the second carrying block penetrates through the base and is in sliding connection with the base; the first screw rod penetrates through the first carrier block and is in threaded connection with the first carrier block; the connecting plate is rotatably arranged at the top end of the first screw rod; the transceiver is fixedly arranged on the top of the connecting plate; and the reflector is fixedly arranged at the top of the second carrying block. The utility model provides a photoelectric sensor has convenient to use, easy operation, is convenient for adjust the transceiver position and makes transceiver transmitted light penetrate the advantage of the detected signal that the goods center that awaits measuring prevents to lose transportation goods directly.

Description

Photoelectric sensor

Technical Field

The utility model relates to a sensor technical field especially relates to a photoelectric sensor.

Background

A photosensor is a device that converts an optical signal into an electrical signal. The working principle is that when light irradiates on some substances, electrons of the substances absorb the energy of photons to generate corresponding electric effect phenomena. According to the electric effect phenomenon generated when the object to be measured is illuminated, the changed electric effect phenomenon is converted into an electric signal.

Traditionally, when installing photoelectric sensor, generally with sensor fixed mounting in transport mechanism's both sides, the article shape that awaits measuring of transmission on the different transport mechanism is not of uniform size however, to some colored goods or the great but less goods of volume of interval, photoelectric sensor send-receive signal receives adverse effect, needs to adjust photoelectric sensor position, aims at the goods center with illumination, but transport mechanism goes up fixed mounting's traditional photoelectric sensor and is not convenient for adjust.

Therefore, it is necessary to provide a photoelectric sensor to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem provide a convenient to use, easy operation, be convenient for adjust the photoelectric sensor of transceiver position.

In order to solve the above technical problem, the utility model provides a photoelectric sensor, include: the base is fixedly arranged at the bottom of the conveying mechanism; the first carrying block penetrates through the base and is connected with the base in a sliding mode; the second carrying block penetrates through the base and is in sliding connection with the base; the first screw rod penetrates through the first carrier block and is in threaded connection with the first carrier block; the connecting plate is rotatably arranged at the top end of the first screw rod; the transceiver is fixedly arranged on the top of the connecting plate; and the reflector is fixedly arranged at the top of the second carrying block.

Preferably, two through holes are formed in the top of the base, the first carrier block and the second carrier block penetrate through the through holes respectively and are in sliding connection with the inner walls of the through holes, two springs are fixedly mounted on the inner wall of one side, far away from the through holes, of the inner wall respectively, and one ends, close to each other, of the springs are fixedly connected with the first carrier block and the second carrier block respectively.

Preferably, two limiting grooves are formed in the top of the first carrying block, two limiting rods are fixedly mounted at the bottom end of the connecting plate, and the bottom ends of the two limiting rods extend into the two limiting grooves and are in sliding connection with the inner walls of the limiting grooves.

Preferably, first internal thread hole has been seted up at the top of first carrier block, first lead screw runs through first internal thread hole and with the inner wall in first internal thread hole closes soon mutually, the gim peg is installed to the screw thread on one side outer wall of first carrier block, the one end of gim peg extends to in the first internal thread hole, the one end fixed mounting of gim peg has the rubber pad, one side outer wall of rubber pad with the outer wall of first lead screw closely contradicts.

Preferably, the bottom of base is provided with roll adjustment mechanism, roll adjustment mechanism includes: the base comprises a second screw rod, a fixing plate and a crank, wherein the second screw rod is rotatably installed at the bottom of the base, the second screw rod penetrates through a first carrying block and a second carrying block and is in threaded connection with the first carrying block and the second carrying block, the fixing plate is fixedly installed on the outer wall of one side of the base, the crank penetrates through the fixing plate and is rotatably connected with the fixing plate, and one end of the crank is fixedly connected with the second screw rod.

Preferably, two sections of external threads with opposite rotation directions are arranged on the outer wall of the second screw rod, second internal thread holes are formed in the outer wall of one side of the first carrying block and the outer wall of one side of the second carrying block, and the second screw rod penetrates through the two second internal thread holes and is screwed with the inner wall of the second internal thread hole.

Preferably, the outer wall of one side of the fixed plate is fixedly provided with a clamping plate, the outer wall of one side of the clamping plate is provided with a plurality of clamping grooves, the crank is provided with a clamping rod in a sliding manner, and one end of the clamping rod extends into the clamping groove and is in sliding connection with the inner wall of the clamping groove.

Compared with the prior art, the utility model provides a photoelectric sensor has following beneficial effect:

the utility model provides a photoelectric sensor rotates the height of adjustable transceiver through the control handle so that the light of transceiver transmission can penetrate directly and treat the goods center of examining, avoids the data loss, simultaneously through the setting of gim peg and rubber pad, thereby can fix first lead screw and make it can not rotate at will and reach the purpose of fixed transceiver height.

Drawings

Fig. 1 is a schematic structural diagram of a photoelectric sensor according to a first embodiment of the present invention;

FIG. 2 is an enlarged schematic view of portion A shown in FIG. 1;

fig. 3 is a schematic structural diagram of a second embodiment of a photoelectric sensor provided by the present invention;

fig. 4 is an enlarged schematic view of a portion B shown in fig. 3.

Reference numbers in the figures: 1. a base; 2. a first carrier block; 3. a second carrier block; 4. a first lead screw; 5. a connecting plate; 6. a transceiver; 7. a reflective mirror; 8. a through hole; 9. a spring; 10. a first internally threaded bore; 11. a second lead screw; 12. a fixing plate; 13. a crank; 14. clamping a plate; 15. and (5) clamping the rod.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

First embodiment

Referring to fig. 1 and fig. 2 in combination, in a first embodiment of the present invention, a photoelectric sensor includes: a base 1 fixedly installed at the bottom of the conveying mechanism; the first carrying block 2 penetrates through the base 1 and is connected with the base 1 in a sliding mode; the second carrying block 3 penetrates through the base 1 and is connected with the base 1 in a sliding mode; the first screw rod 4 penetrates through the first carrier block 2 and is in threaded connection with the first carrier block 2; the connecting plate 5 is rotatably mounted at the top end of the first screw rod 4, the effect of adjusting the height of the transceiver 6 can be achieved by rotating the first screw rod 4 to be matched with the first carrying block 2, light rays emitted by the transceiver 6 can be directly emitted to the center of goods, and different types of goods can be monitored conveniently; the transceiver 6 is fixedly arranged on the top of the connecting plate 5; and the reflecting mirror 7 is fixedly arranged on the top of the second carrying block 3.

In order to facilitate the operation of the first lead screw 4, in this embodiment, preferably, two through holes 8 are formed in the top of the base 1, the first carrier block 2 and the second carrier block 3 respectively penetrate through the two through holes 8 and are slidably connected with inner walls of the through holes 8, two springs 9 are respectively and fixedly mounted on inner walls of sides, away from each other, of the two through holes 8, when the two springs 9 are in a normal state, the sides, close to each other, of the first carrier block 2 and the second carrier block 3 are respectively and tightly abutted against inner walls of the two through holes 8, positions of the transceiver 6 and the reflector 7 are fixed, and ends, close to each other, of the two springs 9 are respectively and fixedly connected with the first carrier block 2 and the second carrier block 3.

In order to avoid the height of the transceiver 6 being adjusted, the transceiver 6 rotates along with the first lead screw 4, in this embodiment, preferably, two limiting grooves are formed in the top of the first carrying block 2, two limiting rods are fixedly mounted at the bottom end of the connecting plate 5, and the bottom ends of the two limiting rods extend into the two limiting grooves and are in sliding connection with the inner walls of the limiting grooves.

In order to avoid that the first lead screw 4 rotates randomly in a normal state to affect the correct height of the transceiver 6, in this embodiment, preferably, a first internal threaded hole 10 is formed in the top of the first carrier block 2, the first lead screw 4 penetrates through the first internal threaded hole 10 and is screwed with the inner wall of the first internal threaded hole 10, a fixing bolt is threadedly mounted on the outer wall of one side of the first carrier block 2, one end of the fixing bolt extends into the first internal threaded hole 10, a rubber pad is fixedly mounted at one end of the fixing bolt, the outer wall of one side of the rubber pad is tightly abutted to the outer wall of the first lead screw 4, the rubber pad increases the contact area with the first lead screw 4, friction is increased, and the first lead screw 4 can be prevented from rotating mistakenly.

And a handle is fixedly arranged at the bottom end of the first screw rod 4.

In this embodiment:

when the photoelectric sensor provided in this embodiment is used to monitor different objects, in order to avoid losing signals of objects to be measured with different heights, the transceiver 6 needs to be adjusted to a proper height, when an object with a lower height is monitored, the fixing bolt is rotated to disconnect the rubber pad on the fixing bolt from the outer wall of the first lead screw 4, the handle is rotated again to move the first lead screw 4 downwards under the limiting action of the limiting rod and the limiting groove until the proper height is reached, the fixing bolt is rotated again to enable the rubber pad at one end of the fixing bolt to tightly abut against the outer wall of the first lead screw 4 to fix the first lead screw 4 so that the first lead screw can not rotate randomly to determine the height of the transceiver 6, and in this process, the spring 9 limits the position of the first carrier block 2 to prevent the first carrier block 2 from driving the transceiver 6 to move left and right.

the utility model provides a photoelectric sensor rotates the height of adjustable transceiver 6 through the control handle so that the light of transceiver 6 transmission can penetrate directly and treat the goods center of waiting to detect, avoids the data loss, simultaneously through the setting of gim peg and rubber pad, thereby can fix first lead screw 4 and make it can not rotate at will and reach the purpose of fixed transceiver 6 height.

Second embodiment:

based on the photoelectric sensor provided in the first embodiment of the present application, a second embodiment of the present application proposes another photoelectric sensor. The second embodiment is merely a preferred way of the first embodiment, and the implementation of the second embodiment does not affect the implementation of the first embodiment alone.

The second embodiment of the present invention will be further explained with reference to the drawings and the embodiments.

Referring to fig. 3 and 4, the photoelectric sensor further includes a distance adjusting mechanism, the distance adjusting mechanism is disposed at the bottom of the base 1, and the distance adjusting mechanism includes: the base comprises a second screw rod 11, a fixing plate 12 and a crank 13, wherein the second screw rod 11 is rotatably installed at the bottom of the base 1, the second screw rod 11 penetrates through the first carrying block 2 and the second carrying block 3 and is in threaded connection with the first carrying block 2 and the second carrying block 3, the fixing plate 12 is fixedly installed on the outer wall of one side of the base 1, the crank 13 penetrates through the fixing plate 12 and is rotatably connected with the fixing plate 12, one end of the crank 13 is fixedly connected with the second screw rod 11, and the second screw rod 11 can be rotated by rotating the crank 13 so as to control the distance between the first carrying block 2 and the second carrying block 3 and achieve the purpose of adjusting the distance between the transceiver 6 and the reflector 7.

In order to facilitate simultaneous adjustment of the first carrier block 2 and the second carrier block 3, in this embodiment, preferably, two sections of external threads with opposite turning directions are formed on an outer wall of the second lead screw 11, second internal thread holes are formed in outer walls of one sides of the first carrier block 2 and the second carrier block 3, and the second lead screw 11 penetrates through the two second internal thread holes and is screwed with inner walls of the second internal thread holes.

In order to prevent the crank 13 from rotating randomly in a normal state and keep the distance between the first carrier block 2 and the second carrier block 3, in this embodiment, preferably, a clamping plate 14 is fixedly installed on an outer wall of one side of the fixing plate 12, a plurality of clamping grooves are formed in an outer wall of one side of the clamping plate 14, a clamping rod 15 is slidably installed on the crank 13, and one end of the clamping rod 15 extends into the clamping groove and is slidably connected with an inner wall of the clamping groove, so that the second lead screw 11 can be prevented from being rotated by mistake.

In this embodiment:

when the photoelectric sensor provided in the embodiment is used for monitoring different objects, in order to avoid that the continuously transmitted objects with large width continuously approach the transceiver 6 and the reflector 7 to cause friction damage to the transceiver 6 and the reflector 7, the distance adjusting mechanism is provided, the crank 13 can be rotated to drive the second screw rod 11 to rotate, the first carrying block 2 and the second carrying block 3 respectively move in the direction away from each other under the limiting action of the through hole 8 until the first carrying block and the second carrying block move to proper positions, the two springs 9 are compressed in the process, the clamping rod 15 on the crank 13 is pushed in the direction close to the clamping plate 14 until one end of the clamping rod 15 extends into the corresponding clamping groove, and the crank 13 is fixed so as not to rotate randomly.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. A photosensor, comprising:

the base is fixedly arranged at the bottom of the conveying mechanism;

the first carrying block penetrates through the base and is connected with the base in a sliding mode;

the second carrying block penetrates through the base and is in sliding connection with the base;

the first screw rod penetrates through the first carrier block and is in threaded connection with the first carrier block;

the connecting plate is rotatably arranged at the top end of the first screw rod;

the transceiver is fixedly arranged on the top of the connecting plate;

and the reflector is fixedly arranged at the top of the second carrying block.

2. The photoelectric sensor according to claim 1, wherein two through holes are formed in the top of the base, the first carrier block and the second carrier block respectively penetrate through the two through holes and are slidably connected with inner walls of the through holes, two springs are respectively and fixedly mounted on inner walls of sides, far away from each other, of the two through holes, and ends, close to each other, of the two springs are respectively and fixedly connected with the first carrier block and the second carrier block.

3. The photoelectric sensor of claim 1, wherein two limiting grooves are formed in the top of the first carrier block, two limiting rods are fixedly mounted at the bottom end of the connecting plate, and the bottom ends of the two limiting rods extend into the two limiting grooves and are slidably connected with the inner walls of the limiting grooves.

4. The photoelectric sensor of claim 1, wherein a first internal thread hole is formed in the top of the first carrier block, the first lead screw penetrates through the first internal thread hole and is screwed with the inner wall of the first internal thread hole, a fixing bolt is threadedly mounted on the outer wall of one side of the first carrier block, one end of the fixing bolt extends into the first internal thread hole, a rubber pad is fixedly mounted at one end of the fixing bolt, and the outer wall of one side of the rubber pad is tightly abutted to the outer wall of the first lead screw.

5. The photosensor according to claim 1, wherein a bottom of the base is provided with a pitch adjustment mechanism, the pitch adjustment mechanism comprising: the base comprises a second screw rod, a fixing plate and a crank, wherein the second screw rod is rotatably installed at the bottom of the base, the second screw rod penetrates through a first carrying block and a second carrying block and is in threaded connection with the first carrying block and the second carrying block, the fixing plate is fixedly installed on the outer wall of one side of the base, the crank penetrates through the fixing plate and is rotatably connected with the fixing plate, and one end of the crank is fixedly connected with the second screw rod.

6. The photoelectric sensor according to claim 5, wherein two sections of external threads with opposite directions of rotation are formed on an outer wall of the second lead screw, second internal thread holes are formed in outer walls of one sides of the first carrier block and the second carrier block, and the second lead screw penetrates through the two second internal thread holes and is screwed with inner walls of the second internal thread holes.

7. The photoelectric sensor according to claim 5, wherein a clamping plate is fixedly mounted on an outer wall of one side of the fixing plate, a plurality of clamping grooves are formed in an outer wall of one side of the clamping plate, a clamping rod is slidably mounted on the crank, and one end of the clamping rod extends into the clamping groove and is slidably connected with an inner wall of the clamping groove.