阅读说明：本技术 一种基于图像与光电信息融合的传送带监测装置 (Conveyor belt monitoring device based on image and photoelectric information fusion ) 是由 蔡秋瑜 于 2021-06-25 设计创作，主要内容包括：本发明公开了一种基于图像与光电信息融合的传送带监测装置,包括传送带本体、光电发射器、光电接收器,所述传送带本体包括带体和至少两个转动轴,所述带体套设在转动轴上,转动轴在外界动力源的作用下转动；监测装置还包括基板,所述基板固定设置在带体所围成的空间内,所述基板通过硬质杆件固定在外界的机架上,所述基板的上表面开设有滑槽,所述滑槽沿传送带的输送方向设置,所述滑槽内滑动连接有上滑块。优点在于：上限位轴和下限位轴均与外界的机架固定连接,让位槽靠近转轴一侧的带体运动速度直接受转动轴控制而不可变,但两个让位槽之间的带体运动速度可调整,从而调整工件的运动速度,实现多个工件距离调整的目的。(The invention discloses a conveyor belt monitoring device based on fusion of images and photoelectric information, which comprises a conveyor belt body, a photoelectric emitter and a photoelectric receiver, wherein the conveyor belt body comprises a belt body and at least two rotating shafts, the belt body is sleeved on the rotating shafts, and the rotating shafts rotate under the action of an external power source; the monitoring device further comprises a substrate, the substrate is fixedly arranged in a space surrounded by the belt body, the substrate is fixed on an external rack through a hard rod piece, a sliding groove is formed in the upper surface of the substrate, the sliding groove is arranged along the conveying direction of the conveying belt, and an upper sliding block is connected in the sliding groove in a sliding mode. Has the advantages that: the upper limiting shaft and the lower limiting shaft are fixedly connected with an external rack, the moving speed of the belt body on one side of the abdicating groove close to the rotating shaft is directly controlled by the rotating shaft and is not variable, but the moving speed of the belt body between the two abdicating grooves is adjustable, so that the moving speed of workpieces is adjusted, and the purpose of adjusting the distance between a plurality of workpieces is realized.)

1. A conveyor belt monitoring device based on image and photoelectric information fusion comprises a conveyor belt body, a photoelectric emitter (3) and a photoelectric receiver (4), and is characterized in that the conveyor belt body comprises a belt body (2) and at least two rotating shafts (1), the belt body (2) is sleeved on the rotating shafts (1), and the rotating shafts (1) rotate under the action of an external power source;

the monitoring device further comprises a substrate (5), the substrate (5) is fixedly arranged in a space surrounded by the belt body (2), the substrate (5) is fixed on an external frame through a hard rod, a sliding groove (6) is formed in the upper surface of the substrate (5), the sliding groove (6) is arranged along the conveying direction of the conveying belt, an upper sliding block (7) is connected in the sliding groove (6) in a sliding mode, a vertical plate (8) is fixedly connected to the upper sliding block (7), a cross rod (9) is fixedly connected to the vertical plate (8), and a plurality of limiting wheels (13) are connected to the cross rod (9);

the upper portion of the area body (2) is down around the groove of stepping down (10) of setting into two concave structures, and every groove of stepping down (10) department all fixedly is provided with two last spacing axles (11) and one lower spacing axle (12), go up spacing axle (11) and lower spacing axle (12) all with external frame fixed connection.

2. The conveyor belt monitoring device based on image and photoelectric information fusion of claim 1, wherein each abdicating groove (10) is provided with a set of limiting wheels (13), and the belt body (2) is sequentially wound around a first upper limiting shaft (11), a lower limiting shaft (12), a limiting wheel (13) and a second upper limiting shaft (11) at the abdicating groove (10).

3. The conveyor belt monitoring device based on image and photoelectric information fusion of claim 1, wherein a micro motor (14) is fixedly connected to the bottom of the substrate (5), a screw (15) is fixedly connected to an output shaft of the micro motor (14), a lower slider (16) is matched on the screw (15), the upper surface of the lower slider (16) is of a planar structure, and the upper surface of the lower slider (16) abuts against the lower surface of the substrate (5).

4. The conveyor belt monitoring device based on image and photoelectric information fusion of claim 1, wherein one set of the limiting wheels (13) comprises two side wheels and a middle tube (131), each side wheel comprises an inner wheel body (132) and an outer wheel body (133), each outer wheel body (133) is of a cylindrical structure, each inner wheel body (132) is of a hollow cylinder structure with one end surface removed, the two inner wheel bodies (132) are respectively fixed at two ends of the middle tube (131), the middle tube (131) is communicated with the two inner wheel bodies (132), at least one inner wheel body (132) is provided with a second conductive spring (134), one end of the second conductive spring (134) is fixedly connected with the inner wall of the inner wheel body (132), and the other end of the second conductive spring (134) is fixedly connected with the end of the outer wheel body (133).

5. The conveyor belt monitoring device based on image and photoelectric information fusion of claim 1, wherein an electromagnet (702) is embedded in the upper sliding block (7), the electromagnet (702) is connected in series with a control assembly, the control assembly comprises a sliding sleeve and a sliding column (705), the sliding column (705) is sleeved in the sliding sleeve in a sliding manner, the sliding column (705) is made of a conductive material, one end of the sliding sleeve, close to the sliding column (705), is an insulating section (704), the other end of the sliding sleeve is a conductive section (703), a first conductive spring (706) is arranged in the sliding sleeve, one end of the first conductive spring (706) is fixedly connected with the end part of the inner wall of the sliding sleeve, and the other end of the first conductive spring (706) is fixedly connected with the sliding column (705).

6. The conveyor belt monitoring device based on image and photoelectric information fusion of claim 5, wherein a piezoelectric block (701) is fixedly embedded at each of two ends of the upper sliding block (7), the piezoelectric block (701) is made of piezoelectric ceramics, an inner cavity (17) is formed in the base plate (5), a double-shaft motor (18) is fixedly arranged in the inner cavity (17), two output ends of the double-shaft motor (18) are fixedly connected with reels (19), two piezoelectric ceramics are fixedly connected with a traction rope (20), and one ends, far away from the corresponding piezoelectric blocks (701), of the two traction ropes (20) are respectively wound on the two reels (19).

7. The conveyor belt monitoring device based on the fusion of the image and the photoelectric information as claimed in claim 6, wherein a slot is formed in the base plate (5), the slot is communicated with the inner cavity (17) and the chute (6), and the pulling rope (20) penetrates through the slot.

8. The conveyor belt monitoring device based on image and photoelectric information fusion of claim 6, wherein one electrode of the electromagnet (702) is electrically connected with the conductive segment (703) through a conducting wire, the other electrode of the electromagnet (702) is electrically connected with the sliding column (705) through a conducting wire, and the output ends of the two piezoelectric blocks (701) are electrically connected with the first conductive spring (706).

Technical Field

The invention relates to the technical field of conveyor belts, in particular to a conveyor belt monitoring device based on image and photoelectric information fusion.

Background

With the rapid development of economy, conveyor belts are widely applied in the industries and fields of machinery, light industry, food, chemical industry, logistics transportation, assembly line operation and the like, a photoelectric sensor is used for detecting workpieces on the conveyor belts in the conventional method, but the industrial field environment is complex, a single sensor is difficult to accurately detect, the reliability is low, wrong judgment is easy to occur, the problems of sparse and dense workpieces on the conveyor belts, lack of monitoring or inaccurate monitoring are caused, the workpieces are interrupted or even blocked, and the efficiency of the whole production line is influenced.

The patent with the retrieval publication number of CN201746081U discloses a scheme with the same name, but the scheme only discloses the working principle of the photoelectric emitter and the photoelectric receiver, and only a warning can be sent out after the relative distance of the workpieces on the production line is detected, the adjustment of the positions of the workpieces cannot be directly completed, and the production efficiency is reduced.

Disclosure of Invention

The invention aims to solve the problems in the prior art, and provides a conveyor belt monitoring device based on image and photoelectric information fusion.

In order to achieve the purpose, the invention adopts the following technical scheme: a conveyor belt monitoring device based on image and photoelectric information fusion comprises a conveyor belt body, a photoelectric emitter and a photoelectric receiver, wherein the conveyor belt body comprises a belt body and at least two rotating shafts, the belt body is sleeved on the rotating shafts, and the rotating shafts rotate under the action of an external power source;

the monitoring device further comprises a substrate, the substrate is fixedly arranged in a space defined by the belt body, the substrate is fixed on an external frame through a hard rod piece, a sliding groove is formed in the upper surface of the substrate, the sliding groove is arranged along the conveying direction of the conveying belt, an upper sliding block is connected in the sliding groove in a sliding mode, a vertical plate is fixedly connected to the upper sliding block, a cross rod is fixedly connected to the vertical plate, and a plurality of limiting wheels are connected to the cross rod;

the upper portion of the area body is down around the groove of stepping down that establishes two concave structures, and every groove department of stepping down all is fixed and is provided with two last spacing axles and one lower spacing axle, go up spacing axle and lower spacing axle all with external frame fixed connection.

In the above-mentioned conveyer belt monitoring devices based on image and photoelectric information fusion, every the groove of stepping down all is provided with a set of spacing wheel, the area body is around establishing first last spacing axle, lower spacing axle, spacing wheel, second in proper order at the groove of stepping down.

In the above conveyor belt monitoring device based on the fusion of the image and the photoelectric information, the bottom of the substrate is fixedly connected with a micro motor, an output shaft of the micro motor is fixedly connected with a screw rod, a lower sliding block is matched on the screw rod, the upper surface of the lower sliding block is of a planar structure, and the upper surface of the lower sliding block abuts against the lower surface of the substrate.

In foretell conveyer belt monitoring devices based on image and photoelectric information integration, it is a set of spacing round includes two limit wheels and well pipes, the limit wheel includes interior wheel body and foreign steamer body, outer wheel body is the cylinder type structure, interior wheel body is for detaching the hollow cylinder structure of a terminal surface, two interior wheel body is fixed respectively at the both ends of well pipe, and well pipe and two interior wheel body intercommunication, at least one be provided with the electrically conductive spring of second in the interior wheel body, the one end of electrically conductive spring of second and the inner wall fixed connection of interior wheel body, the other end of electrically conductive spring of second and the tip fixed connection of foreign steamer body.

In foretell conveyer belt monitoring devices based on image and photoelectric information integration, the embedded electro-magnet that is equipped with in upper sliding block, the electro-magnet is established ties there is control assembly, control assembly includes sliding sleeve, traveller, the traveller slides and cup joints inside the sliding sleeve, the traveller uses conducting material to make, the one end that the sliding sleeve is close to the traveller is insulating section, the other end of sliding sleeve is electrically conductive section, be provided with first electrically conductive spring in the sliding sleeve, the one end of first electrically conductive spring and the tip fixed connection of sliding sleeve inner wall, the other end and the traveller fixed connection of first electrically conductive spring.

In foretell conveyer belt monitoring devices based on image and photoelectric information integration, the both ends of top shoe are all fixed to be inlayed and are equipped with a piezoelectric block, piezoelectric block uses piezoceramics to make, the inner chamber has been seted up in the base plate, the internal chamber internal fixation is provided with a double-shaft motor, the equal fixedly connected with reel of two outputs of double-shaft motor, two the haulage rope of the equal fixedly connected with of piezoceramics, two the haulage rope is kept away from the one end that corresponds the piezoelectric block and is twined respectively on two reels.

In the above conveyor belt monitoring device based on the fusion of the image and the photoelectric information, a wire slot is formed in the base plate, the wire slot is communicated with the inner cavity and the chute, and the traction rope penetrates through the wire slot.

In the above conveyor belt monitoring device based on the fusion of the image and the photoelectric information, one electrode of the electromagnet is electrically connected to the conductive segment through a wire, the other electrode of the electromagnet is electrically connected to the spool through a wire, and the output ends of the two piezoelectric blocks are electrically connected to the first conductive spring.

Compared with the prior art, the invention has the advantages that:

1. the upper limiting shaft and the lower limiting shaft are fixedly connected with an external frame, the moving speed of the belt body at one side of the abdicating groove close to the rotating shaft is directly controlled by the rotating shaft and is not variable, but the moving speed of the belt body between the two abdicating grooves can be adjusted, so that the moving speed of the workpiece is adjusted, and the purpose of adjusting the distance between a plurality of workpieces is realized;

2. the workpiece is conveyed from left to right by the rotating shaft, when the relative distance between the two workpieces is small, the photoelectric receiver controls the micro motor to work, the micro motor works to drive the screw rod to rotate, so that the lower sliding block is driven to slide rightwards, the upper sliding block drives the transverse rod, the vertical plate and the limiting wheels to synchronously move along with the synchronous movement of the upper sliding block, the space of the left abdicating groove is enlarged and the space of the right abdicating groove is reduced, so that the belt body between the two abdicating grooves generates leftward relative displacement, the relative movement speed of the workpiece between the two abdicating grooves is reduced, the relative distance between the workpiece and the front workpiece is increased, and the stable work of a production line is ensured.

3. The position of wheel body in the electrically conductive spring control of external accessible control to continue the horizontal position to the area body of the groove part of stepping down and control, avoid long-time work back, each part leads to warping because of fatigue strength changes, when the device that even makes this application produces slight deformation at long-time work can the part, the electrified current of the electrically conductive spring of accessible regulation second guarantees that the direction of delivery of the whole area body is stable unchangeable.

Drawings

Fig. 1 is a schematic structural diagram of a conveyor belt monitoring device based on image and photoelectric information fusion, according to the present invention;

FIG. 2 is a cross-sectional view of a conveyor belt portion of a conveyor belt monitoring device based on image and photoelectric information fusion, according to the present invention;

FIG. 3 is a schematic structural diagram of a sliding groove part in a conveyor belt monitoring device based on image and photoelectric information fusion, which is provided by the invention;

FIG. 4 is a schematic structural diagram of an electromagnet portion of a conveyor belt monitoring device based on image and photoelectric information fusion, according to the present invention;

fig. 5 is a schematic structural diagram of a limiting wheel portion in a conveyor belt monitoring device based on image and photoelectric information fusion according to the present invention.

In the figure: the device comprises a rotating shaft 1, a belt body 2, a photoelectric emitter 3, a photoelectric receiver 4, a base plate 5, a sliding groove 6, an upper sliding block 7, a vertical plate 8, a cross rod 9, a yielding groove 10, an upper limiting shaft 11, a lower limiting shaft 12, a limiting wheel 13, a micro motor 14, a screw rod 15, a lower sliding block 16, an inner cavity 17, a double-shaft motor 18, a reel 19, a traction rope 20, a piezoelectric block 701, an electromagnet 702, a conductive section 703, an insulating section 704, a sliding column 705, a first conductive spring 706, a middle pipe 131, an inner wheel 132, an outer wheel 133 and a second conductive spring 134.

Detailed Description

The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.

Examples

Referring to fig. 1-5, a conveyor belt monitoring device based on image and photoelectric information fusion comprises a conveyor belt body, a photoelectric emitter 3 and a photoelectric receiver 4, wherein the conveyor belt body comprises a belt body 2 and at least two rotating shafts 1, the belt body 2 is sleeved on the rotating shafts 1, the rotating shafts 1 rotate under the action of an external power source, image sensors are arranged in the photoelectric emitter 3 and the photoelectric receiver 4, when the conveyor belt monitoring device is used, a workpiece is conveyed on the conveyor belt body, and when the workpiece passes through the lower part of the image sensors, the image sensors collect position information of the workpiece and transmit the position information to a processing unit of the photoelectric receiver; the photoelectric emitter 3 continuously emits optical signals, when a workpiece passes through, the signals of the photoelectric receiver 4 change, and data are transmitted to a processing unit of the photoelectric receiver 4. The processing unit of the photoelectric receiver 4 calculates the time interval between two measured objects according to the photoelectric information, processes the image, extracts the position information of the adjacent workpieces, and judges whether the distance between the adjacent workpieces is in a normal range after data fusion. If the current value exceeds the set value, the electromagnet 702, the micro motor 14 and other components are controlled to adjust so as to ensure the normal work of the production line;

the monitoring device also comprises a substrate 5, the substrate 5 is fixedly arranged in a space surrounded by the belt body 2, the substrate 5 is fixed on an external rack through a hard rod, the upper surface of the substrate 5 is provided with a chute 6, the chute 6 is arranged along the conveying direction of the conveyor belt, an upper slide block 7 is slidably connected in the chute 6, a vertical plate 8 is fixedly connected on the upper slide block 7, a cross rod 9 is fixedly connected on the vertical plate 8, the cross rod 9 is connected with a plurality of limiting wheels 13, the limiting wheels 13 are used for limiting the left and right positions of the belt body to avoid left and right offset, meanwhile, the left and right positions of the belt body can be adjusted through adjusting the limiting wheels 13, and when a workpiece moves from one side to the other side of the abdicating groove 10, the orientation position of the workpiece (namely the placing angle of the workpiece) can be adjusted;

the upper portion of the area body 2 is down around the groove 10 of stepping down that establishes two concave structures, every groove 10 department of stepping down all is fixed and is provided with two last spacing axles 11 and one lower spacing axle 12, go up spacing axle 11 and lower spacing axle 12 all with external frame fixed connection, the area body velocity of motion that the groove 10 is close to rotation axis 1 one side directly receives rotation axis 1 control and unchangeable, but the area body velocity of motion between two grooves 10 of stepping down is adjustable, thereby adjust the velocity of motion of work piece, realize the purpose of a plurality of work piece distance adjustments.

Each abdicating groove 10 is provided with a group of limiting wheels 13, and the belt body 2 is wound on the first upper limiting shaft 11, the lower limiting shaft 12, the limiting wheels 13 and the second upper limiting shaft 11 in sequence at the abdicating groove 10 to limit the shape of the abdicating groove 10.

Micro motor 14 of bottom fixedly connected with of base plate 5, screw rod 15 of micro motor 14's output shaft fixedly connected with, the cooperation has a lower slider 16 on the screw rod 15, the upper surface of lower slider 16 is planar structure, the upper surface of lower slider 16 offsets with the lower surface of base plate 5, it can make lower slider 16 can not rotate along with screw rod 15 is synchronous to offset, guarantee that screw rod 15 rotates and to make lower slider 16 slide along the axis direction of screw rod 15, and the pitch of screw rod 15 is less, guarantee can carry out accuracy to the position of lower slider 16 and control.

The set of limiting wheels 13 comprises two side wheels and a middle pipe 131, the side wheels comprise an inner wheel body 132 and an outer wheel body 133, the outer wheel body 133 is of a cylindrical structure, the inner wheel body 132 is of a hollow cylinder structure with one end surface removed, the two inner wheel bodies 132 are respectively fixed at two ends of the middle pipe 131, the middle pipe 131 is communicated with the two inner wheel bodies 132, at least one inner wheel body 132 is internally provided with a second conductive spring 134, one end of the second conductive spring 134 is fixedly connected with the inner wall of the inner wheel body 132, the other end of the second conductive spring 134 is fixedly connected with the end part of the outer wheel body 133, the outside can control the position of the inner wheel body 132 by controlling the second conductive spring 134, so that the transverse position of the belt body of the part of the abdicating groove 10 is controlled continuously, deformation of the parts caused by fatigue strength change after long-time work is avoided, even when the parts of the device of the application are slightly deformed during long-time work, the stable unchangeable direction of delivery of whole area body can be guaranteed to the circular telegram electric current of accessible regulation second electrically conductive spring 134.

An electromagnet 702 is embedded in the upper sliding block 7, the electromagnet 702 is connected in series with a control assembly, the control assembly comprises a sliding sleeve and a sliding column 705, the sliding column 705 is sleeved in the sliding sleeve in a sliding manner, the sliding column 705 is made of a conductive material, one end, close to the sliding column 705, of the sliding sleeve is an insulating section 704, the other end of the sliding sleeve is a conductive section 703, a first conductive spring 706 is arranged in the sliding sleeve, one end of the first conductive spring 706 is fixedly connected with the end part of the inner wall of the sliding sleeve, the other end of the first conductive spring 706 is fixedly connected with the sliding column 705, and the electromagnet 702 can generate attraction force on the lower sliding block 16 when being electrified, so that when the micro motor 14 works to enable the lower sliding block 16 to move, the upper sliding block 7 moves synchronously along with the upper sliding block.

The both ends of top shoe 7 are all fixed to be inlayed and are equipped with a piezoelectric block 701, piezoelectric block 701 uses piezoceramics to make, inner chamber 17 has been seted up in the base plate 5, inner chamber 17 internal fixation is provided with a double-shaft motor 18, the equal fixedly connected with reel 19 of two outputs of double-shaft motor 18, haulage rope 20 of the equal fixedly connected with of two piezoceramics, two haulage ropes 20 keep away from the one end that corresponds piezoelectric block 701 and wind respectively on two reels 19, 18 work pulling haulage ropes 20 of double-shaft motor, haulage rope 20 can produce obvious pressure to piezoelectric block 701, thereby make piezoelectric block 701 discharge.

A wire groove is formed in the base plate 5, the wire groove is communicated with the inner cavity 17 and the sliding groove, and the traction rope 20 penetrates through the wire groove; one electrode of the electromagnet 702 is electrically connected with the conductive segment 703 through a wire, the other electrode of the electromagnet 702 is electrically connected with the sliding column 705 through a wire, the output ends of the two piezoelectric blocks 701 are electrically connected with the first conductive spring 706, the piezoelectric blocks 701 discharge electricity to electrify the first conductive spring 706, so that the conductive segment 703 is contacted with the sliding column 705, the electromagnet 702 is short-circuited to enable the upper sliding block 7 not to move along with the lower sliding block 16, and the position of the upper sliding block 7 can be directly controlled by the double-shaft motor 18 through the traction rope 20.

The rotation shaft in the invention is firstly set to convey workpieces from left to right, when the relative distance between the two workpieces is small, the photoelectric receiver 4 controls the micro motor 14 to work, the micro motor 14 works to drive the screw rod 15 to rotate, so as to drive the lower slide block 16 to slide rightwards, the upper slide block 7 drives the cross rod 9, the vertical plate 8 and the limiting wheels 13 to synchronously move along with the synchronous movement of the upper slide block, the synchronous rightward movement of the two limiting wheels 13 can increase the space of the left abdicating groove 10, the space of the right abdicating groove 10 is reduced, so that the belt body between the two abdicating grooves 10 generates leftward relative displacement, the relative movement speed of the workpieces between the two abdicating grooves 10 is reduced, the relative distance between the belt body and the front workpieces is increased, and the stable work of the production line is ensured.

Although terms such as the rotating shaft 1, the belt body 2, the photo emitter 3, the photo receiver 4, the base plate 5, the sliding groove 6, the upper slider 7, the vertical plate 8, the cross bar 9, the relief groove 10, the upper limiting shaft 11, the lower limiting shaft 12, the limiting wheel 13, the micro motor 14, the screw 15, the lower slider 16, the inner cavity 17, the dual-shaft motor 18, the reel 19, the traction rope 20, the piezoelectric block 701, the electromagnet 702, the conductive segment 703, the insulating segment 704, the sliding column 705, the first conductive spring 706, the middle pipe 131, the inner wheel 132, the outer wheel 133, and the second conductive spring 134 are used more often, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.