CN210064272U - Automatic deviation-rectifying control device for conveyer belt - Google Patents
Automatic deviation-rectifying control device for conveyer belt Download PDFInfo
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- CN210064272U CN210064272U CN201920843645.XU CN201920843645U CN210064272U CN 210064272 U CN210064272 U CN 210064272U CN 201920843645 U CN201920843645 U CN 201920843645U CN 210064272 U CN210064272 U CN 210064272U
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Abstract
The utility model provides an automatic deviation control's of conveyer belt device relates to the field of conveyer belt rectifying, can solve the band conveyer belt off tracking and all rely on artificial vision observation discernment basically, then through manual overspeed device tensioner, rectify the off tracking belt, have the real-time relatively poor, and the effect is not good enough to the problem that has the security risk to exist is followed. The specific technical scheme is as follows: monitoring equipment, a controller and conveying belt equipment; the monitoring equipment is arranged on two sides of the conveyer belt equipment; the monitoring equipment is a deviation switch, when the conveyer belt deviates in the running process, the deviation amount of the conveyer belt reaches the state that the vertical roll of the deviation switch is touched and the vertical roll deflects, and the deviation switch is triggered and outputs an alarm switching amount signal to the controller; the control device processes, analyzes and judges the deviation direction of the conveying belt and adjusts the direction of the conveying belt.
Description
Technical Field
The utility model relates to an ore conveyer belt control field especially relates to a device of automatic deviation control of conveyer belt.
Background
A belt conveyor is a friction-driven machine that transports material in a continuous manner. Mainly comprises a frame, a conveying belt, a carrier roller, a tensioning device, a transmission device and the like. The material conveying device can form a material conveying flow path from an initial feeding point to a final discharging point on a certain conveying line. In the sandstone aggregate production line, because of the practical characteristics of large material transportation amount, continuous production and the like, the belt conveyor is an essential important component in sandstone aggregate production equipment.
In the actual material transportation process, because reasons such as equipment manufacturing, installation and belt bandwidth direction material uneven distribution can the belt off tracking phenomenon appear in the inevitable, can directly lead to the belt to damage and make equipment work paralysed when the off tracking is serious, cause the production accident, also have the safety risk simultaneously.
The belt conveyer belt off tracking that uses in present grit aggregate production line all relies on artificial visual observation discernment basically, or installation off tracking switch, and audible and visual alarm appears when the switch triggers, reminds the staff. Then through manual overspeed device tensioner, rectify the off tracking belt, it is relatively poor to have the real-time, and the effect is not good enough to there is the safety risk to exist along with.
SUMMERY OF THE UTILITY MODEL
The embodiment of the disclosure provides a device for automatically controlling deviation rectification of a conveying belt, which can solve the problem that the deviation of the conveying belt cannot be automatically controlled. The technical scheme is as follows:
according to a first aspect of the embodiments of the present disclosure, there is provided a device for correcting a deviation of a conveyor belt, the device comprising: the device comprises monitoring equipment, a controller and conveying belt equipment; the conveying belt equipment comprises a conveying belt, an adhesive tape, a carrier roller, a stepping motor and an adhesive tape bracket, wherein the carrier roller for supporting the adhesive tape is arranged below the adhesive tape, and the middle position below the carrier roller is connected with the stepping motor;
the monitoring equipment is arranged at two sides of the conveying belt; the controller is used for monitoring whether the conveying belt runs off the ground or not when the conveying belt runs off the ground, triggering the off-tracking switch to output an alarm switching value signal and sending the alarm switching value signal to the controller;
the controller is used for receiving the deviation signal, outputting analog quantity according to the deviation signal, judging the deviation quantity and the deviation direction of the conveying belt and outputting a control signal; the control signal is used for adjusting when the conveying belt equipment is off tracking;
and the conveying belt equipment is used for receiving the control signal and adjusting the conveying belt when the conveying belt deviates.
In one embodiment, the monitoring equipment comprises a deviation switch, a vertical stick and a mounting bracket; the deviation switch is arranged on two sides of the conveying belt; the upper part of the deviation switch is connected with the vertical stick, and the lower part of the deviation switch is arranged on the mounting bracket;
when the deviation amount of the conveying belt reaches the level of touching the vertical roller of the deviation switch and deflecting the vertical roller, the deviation switch outputs an alarm switch amount signal to the controller;
the controller receives the deviation switch and outputs an alarm switching value signal as a deviation switch address code, analyzes and processes the deviation switch address code and outputs a control signal, and the control signal is used for indicating the linkage of a stepping motor connected with the carrier roller.
In one embodiment, the method further comprises the steps that the controller analyzes and processes the received deviation switch address code, and judges that the deviation is 1-level deviation or 2-level deviation;
the level 1 deviation or the level 2 deviation is preset to connect different contacts on the deviation switch;
in one embodiment, the deviation switch is connected with different contacts, namely that after the vertical rods connected with the deviation switch are contacted with the conveying belt, the vertical rods rotate at different angles, and the deviation switch outputs different deviation signals; the controller outputs corresponding control signals according to different deviation signals;
in one embodiment, the device further comprises a control signal used for indicating the stepping motor connected with the carrier roller to rotate in a linkage manner, and the linkage carrier roller is used for adjusting the deviation conveying belt; the idler being an aligning idler
The aligning carrier roller is linked to adjust the deviation of the conveying belt, and the method further comprises the following steps of;
when the deflection angle of the vertical roller reaches a level 1 switch angle, the deviation switch triggers and outputs an alarm switching value signal, the alarm switching value signal is a control signal, and after a stepping motor connected with the aligning carrier roller receives the control signal and rotates, the aligning carrier roller is linked to adjust the deviation conveying belt until the conveying belt is separated from the level 1 switch angle;
when the deflection angle of the vertical roll reaches the 2-level switch angle, the deviation switch triggers and outputs a stop signal, and the conveying belt automatically stops when the deviation fault occurs;
when the conveyer belt normally runs, the vertical roller of the deviation switch can automatically reset and return to the initial state.
The device for correcting and controlling the conveying belt comprises a deviation switch, a stepping motor, a linkage aligning carrier roller, a first switch angle and a second switch angle, wherein the deviation switch is connected with the centering carrier roller, the stepping motor is connected with the aligning carrier roller, the linkage aligning carrier roller is connected with the stepping motor, the stepping motor is used for indicating the number of turns of rotation according to a control instruction after receiving the control signal, the linkage aligning carrier roller is used for adjusting the deviation conveying belt until the conveying belt is separated from the first switch angle or triggering the deviation fault automatic stop of the conveying belt with the second switch angle to form an automatic deviation correcting or stopping method, a belt deviation site occurring in the belt conveying process can.
According to another first aspect of the embodiments of the present disclosure, a device for controlling deviation rectification of a conveyor belt is provided, where the monitoring device further includes a photoelectric signal transceiver or a video monitoring and analyzing device installed on one side of the conveyor belt to monitor deviation of the conveyor belt in real time, and outputs a monitoring signal to the controller when the conveyor belt is deviated.
In one embodiment, the device also comprises a photoelectric signal transceiver for outputting a deviation signal of 1-5VDC or 4-20mA when monitoring deviation of the conveyer belt; the controller outputs a control signal after receiving the monitoring signal, the control signal is 1-5VDC or 4-20mA, and a motor arranged on any side of the conveying belt equipment drives the aligning carrier roller group to correct the deviation;
in one embodiment, the method further comprises the steps that the deviation amount of a conveying belt is preset to be (-X) -X mm by monitoring equipment, and the rotating speed of a motor is 0-Y r/S; the controller judges the belt deviation direction according to the address code of the deviation signal and outputs a control signal to control the positive and negative rotation of the motor;
in one embodiment, the method further comprises the steps that an acousto-optic alarm system is installed on the conveying belt equipment, and when monitoring that the conveying belt deviates and is triggered by a 2-level deviation switch, the acousto-optic alarm starts alarming;
when the deviation amount is 0, the motor stops working, and after the deviation fault of the conveying belt is eliminated, the conveying belt returns to the initial state when the conveying belt equipment normally operates.
According to the other conveyer belt deviation rectifying control device provided by the embodiment of the disclosure, a photoelectric sensor or a video analysis system is adopted by monitoring equipment to collect conveyer belt deviation signals, the controller judges the deviation direction through analysis and processing of the deviation signals to adjust the conveyer belt to form an automatic deviation rectifying method, and a belt deviation site occurring in the belt conveying process can be timely and effectively rectified, so that continuous and stable operation of production is ensured, and safety risks caused by manual operation are avoided.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure.
Fig. 1 is a schematic structural diagram of a device for correcting deviation of a conveyor belt according to an embodiment of the present disclosure;
fig. 2 is a schematic structural diagram of a device for correcting deviation of a conveyor belt according to an embodiment of the present disclosure;
FIG. 3 is a schematic diagram of a device for controlling deviation rectification of a conveyor belt according to an embodiment of the present disclosure;
fig. 4 is a schematic structural diagram of a device for correcting deviation of a conveyor belt according to an embodiment of the present disclosure;
fig. 5 is a schematic structural diagram of a device for correcting deviation of a conveyor belt according to an embodiment of the present disclosure.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. Rather, they are merely examples of systems and methods consistent with certain aspects of the present disclosure, as detailed in the appended claims.
The embodiment of the disclosure provides a device for deviation rectification control of a conveying belt, wherein the conveying belt is a conveyor belt for short, as shown in fig. 1, the deviation rectification control device comprises the following contents:
the device comprises a monitoring device 101, a controller 102 and a conveying belt device 103; the monitoring device 101 is arranged on two sides of the conveyer belt device 103; the controller 102 is used for monitoring that the deviation switch is triggered to output an alarm switching value signal and sending the alarm switching value signal when the conveyer belt deviates in the running process;
the conveying belt equipment 103 comprises a conveying belt, an adhesive tape, a carrier roller, a stepping motor and an adhesive tape bracket, wherein the carrier roller for supporting the adhesive tape is arranged below the adhesive tape, and the middle position below the carrier roller is connected with the stepping motor;
the controller is used for receiving the deviation signal, outputting analog quantity according to the deviation signal, judging the deviation quantity and the deviation direction of the conveying belt and outputting a control signal; the control signal is used for adjusting when the conveying belt equipment is off tracking;
and the conveying belt equipment is used for receiving the control signal and adjusting the conveying belt when the conveying belt deviates.
The monitoring equipment 101 is used for monitoring that when the conveying belt deviates in the running process, the deviation switch is triggered to output an alarm switching value signal and send a controller;
the controller 102 is used for receiving the deviation signal, outputting an analog quantity according to the deviation signal, judging the deviation quantity and the deviation direction of the conveying belt and outputting a control signal;
the control signal is used for indicating the adjustment of the deviation conveying belt;
and the deviation conveyor belt equipment 102 is used for receiving the control signal and adjusting the deviation conveyor belt.
In one embodiment, the monitoring device is a deviation switch, and when the deviation of the conveying belt reaches the state that the vertical roller of the deviation switch is touched and deflected, the monitoring device outputs an alarm switching value signal to the controller.
The controller receives the alarm switch quantity signal output by the deviation switch as a deviation switch address code;
the controller analyzes and processes the address code of the deviation switch to output a control signal, and the control signal is used for indicating the linkage of a stepping motor connected with a carrier roller;
in one embodiment, the idler is a centering idler, the connection mode of the stepping motor and the centering idler can be gear connection, belt connection and the like, the installation position of the idler is that the left end and the right end of the centering idler can freely move on any side of the centering idler, the left end and the right end of the general idler are fixed, and the centering idler is conical and generally cylindrical.
The control device analyzes and processes the received off-tracking switch address code and judges that the off-tracking switch address code is 1-level off-tracking or 2-level off-tracking; the level 1 deviation or the level 2 deviation is preset when the deviation switch is connected with different contacts, for example, the level 1 deviation can be set to be 15 degrees, and the level 2 deviation can be set to be 30 degrees.
The deviation switch is connected with different contacts, namely, after the vertical rods connected with the deviation switch are contacted with the conveying belt, the vertical rods rotate at different angles, and the deviation switch outputs different deviation signals;
the control device outputs corresponding control signals according to different deviation signals;
the control signal is used for indicating a stepping motor connected with the aligning carrier roller to rotate in a linkage manner, and the aligning carrier roller is linked to adjust the deviation of the conveying belt;
the method comprises the following steps that a center aligning carrier roller is linked to adjust the deviation of the conveying belt;
in one embodiment, for example, when the set level-1 deviation amount is 15 °, and the deflection angle of the vertical roller reaches a level-1 switch angle, the deviation switch triggers and outputs an alarm switch amount signal, the alarm switch amount signal is a control signal, and after a stepping motor connected with the aligning carrier roller receives the control signal and the stepping motor rotates, the aligning carrier roller is linked to adjust the deviated conveying belt until the conveying belt is separated from the level-1 switch angle;
in one embodiment, when the deviation belt contacts the vertical roller and the deviation amount reaches 30 degrees of the setting amount of the 2-level deviation switch, the deviation angle of the vertical roller reaches the 2-level switch angle, the deviation switch triggers and outputs a stop signal, and the conveying belt automatically stops when the deviation fault occurs;
when the conveyer belt normally runs, the vertical roller of the deviation switch can automatically reset and return to the initial state.
In one embodiment, the monitoring device 101 further includes a photoelectric signal transceiver or a video monitoring and analyzing device installed on one side of the conveyor belt to monitor the deviation of the conveyor belt in real time, and output a monitoring signal and send the monitoring signal to the control device 102 when the conveyor belt deviates;
the monitoring equipment 101 is a photoelectric signal transceiver and outputs a deviation signal of 1-5VDC or 4-20mA when monitoring that the conveying belt deviates;
the controller 102 receives the monitoring signal and then outputs a control signal, the control signal is 1-5VDC or 4-20mA, and a motor arranged on any side of the conveying belt drives the aligning carrier roller group to correct the deviation.
In one embodiment, the monitoring device 101 presets the deviation amount of the conveyor belt to be (-X) -X mm, and the rotating speed of the motor to be 0-Y r/S;
the controller 102 judges the belt deviation direction according to the address code of the deviation signal, and outputs a control signal to control the positive and negative rotation of the motor; when the monitoring device monitors that the deviation amount is 0, the motor stops working, and after the deviation fault of the conveying belt is eliminated, the belt conveyor returns to an initial state when normally running.
The device for correcting and controlling the conveying belt comprises a deviation switch, a stepping motor, a linkage aligning carrier roller, a first switch angle and a second switch angle, wherein the deviation switch is connected with the centering carrier roller, the stepping motor is connected with the aligning carrier roller, the linkage aligning carrier roller is connected with the stepping motor, the stepping motor is used for indicating the number of turns of rotation according to a control instruction after receiving the control signal, the linkage aligning carrier roller is used for adjusting the deviation conveying belt until the conveying belt is separated from the first switch angle or triggering the deviation fault automatic stop of the conveying belt with the second switch angle to form an automatic deviation correcting or stopping method, a belt deviation site occurring in the belt conveying process can.
The first embodiment,
The characteristic that the two stages of deviation switches are arranged is utilized, the deviation switches are installed at the same positions of the two sides of the conveying belt as shown in fig. 2, the conveying belt is an adhesive tape, a deviation phenomenon is generated in the operation process of the adhesive tape, the deviation switches are touched to enable the vertical roll to deflect, the deviation switches report signals, the controller receives the signals and indicates the stepping motor to rotate, the stepping motor is connected with the carrier roller, and the rotation of the stepping motor is linked with the carrier roller to adjust the deviated adhesive tape.
For example, a carrier roller with the 1-level deviation set to be 15 degrees and the 2-level deviation set to be 30 degrees can be set as a centering carrier roller. When the deflection angle of the vertical roll reaches a level 1 switch angle, the switch triggers and outputs an alarm switching value signal, and after the controller collects the signal, the controller judges the deviation direction according to the corresponding deviation switch address code and decides to adjust the direction of the conveying belt; the controller outputs a control signal, the stepping motor rotates for 1 circle according to a control instruction after receiving the control signal, and the stepping motor is linked with the aligning carrier roller to adjust the off-tracking conveying belt until the conveying belt is separated from a level 1 switch angle;
when the deviation of the conveying belt is serious and reaches the 2-level switch angle, the switch triggers and outputs a stop signal, so that the automatic stop due to the deviation fault of the conveying belt is realized.
When the deviation fault is eliminated and the belt conveyor normally runs, the vertical roller can be automatically reset to return to the initial state.
In one embodiment, when the deviation switch of the disclosure reaches the 2-level switch angle, the interlocking belt conveyor motor is controlled, and the controller can be realized by various controllers and means such as a PLC (programmable logic controller), a DCS (distributed control system) and the like.
The level 1 deviation and the level 2 deviation are connected with different contacts on the deviation switch, and the controller can judge whether the level 1 deviation or the level 2 deviation is generated according to the address code of the received signal.
The driving force of the aligning carrier roller group can be mechanical, pneumatic, electric, etc.
The connection mode of the stepping motor and the aligning carrier roller can be gear connection, belt connection and the like, and the installation position of the stepping motor is any side of the aligning carrier roller.
An acousto-optic alarm system is arranged on the belt conveying line, and when the 2-level deviation switch is triggered, the system starts to work.
The device for correcting and controlling the conveying belt comprises a deviation switch, a stepping motor, a linkage aligning carrier roller, a first switch angle and a second switch angle, wherein the deviation switch is connected with the centering carrier roller, the stepping motor is connected with the aligning carrier roller, the linkage aligning carrier roller is connected with the stepping motor, the stepping motor is used for indicating the number of turns of rotation according to a control instruction after receiving the control signal, the linkage aligning carrier roller is used for adjusting the deviation conveying belt until the conveying belt is separated from the first switch angle or triggering the deviation fault automatic stop of the conveying belt with the second switch angle to form an automatic deviation correcting or stopping method, a belt deviation site occurring in the belt conveying process can. The second implementation,
In one embodiment, the conveyor belt of the present disclosure is shown in fig. 3, when the central line of the idler is not perpendicular to the central line of the conveyor belt, the idler tilts forward at an angle, and at any contact point, the linear speed of the conveyor belt is V3, the linear speed of rotation of the idler is V4, and since the central line of the idler is not perpendicular to the central line of the conveyor belt, a relative sliding speed is generated, and dynamic friction exists between the two. The belt runs in the direction shown in the figure, the belt gives the idler a forward traction force F which can be resolved into a component F1 which causes the idler to rotate and a lateral component F2 which causes a reaction F3 to the belt, F3 which deflects the belt to the right, thereby causing the belt to wander.
At the moment, the conveying belt triggers a right side deviation switch to form a level 1 angle, and if the stepping motor is installed on the right side, the stepping motor drives the aligning carrier roller to rotate for a circle in the conveying belt running direction.
The conveyer belt deviation rectifying control device provided by the embodiment of the disclosure collects conveyer belt deviation signals through the deviation switch, after the stepping motor connected with the aligning carrier roller receives the control signals, the stepping motor rotates for 1 circle according to the control instruction, the aligning carrier roller is linked to adjust the deviation conveyer belt, an automatic deviation rectifying method is formed until the conveyer belt is separated from a level 1 switch angle, the belt deviation site appearing in the belt transportation process can be timely and effectively corrected, so that continuous and stable operation of production is ensured, and safety risks caused by manual operation are avoided.
Based on the device for controlling deviation of the conveying belt provided in the embodiment corresponding to fig. 1, another embodiment of the present disclosure provides a device for controlling deviation of the conveying belt, as shown in fig. 4, the device may be applied to the control of the conveying belt, for example, the monitoring device is an acousto-optic sensor, a video analysis system, and the like. The present embodiment is described by taking an acousto-optic sensor and a video monitoring and analyzing system as examples, which does not represent that the present disclosure is limited thereto.
Example III,
Another device for controlling deviation rectification of a conveyor belt provided in this embodiment, as shown in fig. 5, includes the following contents:
photoelectric signal emitting devices 4011 and photoelectric signal receiving devices 4012 or video monitoring equipment are installed at two ends of one side of the conveying belt, real-time deviation of the belt is monitored, monitoring results are transmitted to the controller, the controller 402 judges deviation exceeding a preset deviation range threshold value, control signals are output, and the stepping motor receives the control signals, so that the aligning carrier roller is driven to perform deviation adjustment on the belt.
The monitoring device 401 monitors the deviation of the conveyer belt through a photoelectric signal transceiver or a video monitoring device analysis system and outputs a monitoring signal to the controller 402;
the monitoring equipment 401 is characterized in that a photoelectric signal transmitting device 4011 and a photoelectric signal receiving device 4012 or a video monitoring and analyzing system are arranged on one side of a conveying belt, the monitoring modes comprise a photoelectric signal transmitting and receiving device, a video monitoring and analyzing system and the like, the monitoring equipment presets belt deviation amount (-X) -X mm in the monitoring photoelectric signal transmitting and receiving device or the video analyzing system, and the rotating speed of a motor is 0-Y r/S;
monitoring the deviation amount of the conveying belt in real time, and outputting a signal of 1-5VDC or 4-20mA when the deviation amount exceeds a preset range threshold; the controller 402 performs analysis processing according to the received deviation signal;
in one embodiment, the controller 402 receives the monitoring signal and then gives a real-time control signal, the control signal is 1-5VDC or 4-20mA, and a motor arranged on the random side of the conveyor belt 403 works to drive the aligning idler group to correct the deviation. The controller 402 may be implemented by various means such as a PLC, a DCS, or the like.
The controller 402 determines the belt deviation direction according to the positive and negative of the input signal, and then outputs corresponding digital quantity to control the positive and negative rotation of the motor. And outputting the analog quantity according to the input value to judge the deviation, thereby controlling the rotating speed of the motor. And when the deviation amount is monitored to be 0 again, stopping the motor.
The other conveyer belt deviation rectifying control device provided by the embodiment of the disclosure adopts the optical signal transceiver or the video analysis system to collect conveyer belt deviation signals through the monitoring equipment, the controller judges the deviation direction through analysis and processing of the deviation signals to adjust the conveyer belt to form the automatic deviation rectifying device, and the belt deviation field occurring in the belt transportation process can be timely and effectively rectified, so that continuous and stable operation of production can be ensured, and safety risks caused by manual operation are avoided.
Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.
Claims (10)
1. The device for automatically correcting the deviation of the conveying belt is characterized by comprising monitoring equipment, a controller and conveying belt equipment; the conveying belt equipment comprises a conveying belt, an adhesive tape, a carrier roller, a stepping motor and an adhesive tape bracket, wherein the carrier roller for supporting the adhesive tape is arranged below the adhesive tape, and the middle position below the carrier roller is connected with the stepping motor;
the monitoring equipment is arranged on two sides of the conveying belt; the controller is used for monitoring whether the conveying belt runs off the ground or not when the conveying belt runs off the ground;
the controller is used for receiving the deviation signal, outputting analog quantity according to the deviation signal, judging the deviation quantity and the deviation direction of the conveying belt and outputting a control signal; the control signal is used for adjusting when the conveying belt equipment is off tracking;
and the conveying belt equipment is used for receiving the control signal and adjusting the conveying belt when the conveying belt deviates.
2. The device of claim 1, wherein the monitoring equipment comprises a deviation switch, a vertical stick, a mounting bracket; the deviation switch is arranged on two sides of the conveying belt; the upper part of the deviation switch is connected with the vertical stick, and the lower part of the deviation switch is arranged on the mounting bracket;
when the deviation amount of the conveying belt reaches the level of touching the vertical roller of the deviation switch and deflecting the vertical roller, the deviation switch outputs an alarm switch amount signal to the controller;
the controller receives the alarm switch quantity signal output by the deviation switch, and outputs a control signal after analyzing and processing the deviation switch address code, wherein the control signal is used for indicating the linkage of a stepping motor connected with a carrier roller.
3. The device of claim 2, wherein the controller determines that the off tracking switch is level 1 off tracking or level 2 off tracking after analyzing and processing the received off tracking switch address code;
the level 1 deviation or the level 2 deviation is preset when the deviation switch is connected with different contacts.
4. The device according to claim 3, wherein the deviation switch is connected with different contacts, that is, after the vertical roller connected with the deviation switch is contacted with the conveying belt, the vertical roller has different rotation angles, and the deviation switch outputs different deviation signals; and the controller outputs corresponding control signals according to different deviation signals.
5. The device of claim 4, wherein the control signal is used for instructing a stepping motor connected with the carrier roller to rotate in a linkage manner, and the carrier roller is linked to adjust the deviation of the conveying belt; the carrier roller is an aligning carrier roller; the connection mode of the stepping motor and the aligning carrier roller can be gear connection or belt connection.
6. The device of claim 5, wherein the linking of the aligning idler adjusts off tracking of the conveyor belt, further comprising;
when the deflection angle of the vertical roll reaches a level 1 switch angle, the deviation switch triggers and outputs an alarm switch quantity signal, the alarm switch quantity signal is a control signal, and after a stepping motor connected with the aligning carrier roller receives the control signal, the stepping motor rotates to link the aligning carrier roller to adjust the deviation conveying belt until the conveying belt is separated from the level 1 switch angle;
when the deflection angle of the vertical roll reaches a 2-level switch angle, the deviation switch triggers and outputs a stop signal, and the conveying belt automatically stops when the deviation fault occurs;
when the conveyer belt normally runs, the vertical roller of the deviation switch can automatically reset and return to the initial state.
7. The device as claimed in claim 1, wherein the monitoring equipment further comprises a photoelectric signal transceiver or a video monitoring and analyzing equipment mounted on one side of the conveyer belt for real-time monitoring of the deviation of the conveyer belt, and the monitoring equipment outputs a monitoring signal to the controller when the conveyer belt deviates.
8. The device according to claim 7, wherein the photoelectric signal transceiver outputs a deviation signal of 1-5VDC or 4-20mA when monitoring deviation of the conveyer belt;
the controller receives the monitoring signal and then outputs a control signal, the control signal is 1-5VDC or 4-20mA, and the motor arranged on any side of the conveying belt equipment drives the aligning carrier roller group to correct the deviation.
9. The device as claimed in claim 8, wherein the monitoring equipment presets the deviation of the conveyer belt as (-X) -X mm, and the rotating speed of the motor as 0-Y r/S;
the controller judges the belt deviation direction according to the address code of the deviation signal and outputs a control signal to control the positive and negative rotation of the motor.
10. The device according to any one of claims 1-9, wherein a sound and light alarm system is mounted on the conveyer belt equipment, and when the monitoring equipment monitors that the conveyer belt deviates and is triggered by a 2-level deviation switch, the sound and light alarm starts to alarm;
when the deviation amount is 0, the motor stops working, and after the deviation fault of the conveying belt is eliminated, the conveying belt returns to the initial state when the conveying belt equipment normally operates.
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| CN111891689A (en) * | 2020-08-06 | 2020-11-06 | 广州贯力科技有限公司 | Belt deviation detection system for belt conveyor |
| CN112027565A (en) * | 2020-09-28 | 2020-12-04 | 武汉科技大学 | Belt deviation alarming scram method for belt edge detection |
| CN112047047A (en) * | 2019-06-05 | 2020-12-08 | 西安瑞德宝尔智能科技有限公司 | Method and system for automatic deviation rectification control of conveyer belt |
| CN113548377A (en) * | 2021-08-09 | 2021-10-26 | 中煤科工集团上海有限公司 | Efficient deviation correcting device and method for upper carrier roller of belt conveyor |
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| CN112047047A (en) * | 2019-06-05 | 2020-12-08 | 西安瑞德宝尔智能科技有限公司 | Method and system for automatic deviation rectification control of conveyer belt |
| CN111891689A (en) * | 2020-08-06 | 2020-11-06 | 广州贯力科技有限公司 | Belt deviation detection system for belt conveyor |
| CN111824717A (en) * | 2020-08-07 | 2020-10-27 | 广州贯力科技有限公司 | A thing networking off tracking sensor device for belt off tracking detects |
| CN112027565A (en) * | 2020-09-28 | 2020-12-04 | 武汉科技大学 | Belt deviation alarming scram method for belt edge detection |
| CN113548377A (en) * | 2021-08-09 | 2021-10-26 | 中煤科工集团上海有限公司 | Efficient deviation correcting device and method for upper carrier roller of belt conveyor |
| CN113548377B (en) * | 2021-08-09 | 2024-01-16 | 中煤科工集团上海有限公司 | Efficient deviation correcting device and method for upper carrier roller of belt conveyor |
| CN113979056A (en) * | 2021-10-28 | 2022-01-28 | 浙江集秀元智能装备有限公司 | Battery plastic shell finished product conveying device with deviation prevention alarm mechanism |
| CN114013923A (en) * | 2021-11-10 | 2022-02-08 | 中国联合网络通信集团有限公司 | Belt deviation rectifying method, device and system and computer readable storage medium |
| CN114013923B (en) * | 2021-11-10 | 2023-05-16 | 中国联合网络通信集团有限公司 | Belt deviation correcting method, device and system and computer readable storage medium |
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