CN211034154U - Multifunctional belt conveyor test board - Google Patents
Multifunctional belt conveyor test board Download PDFInfo
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- CN211034154U CN211034154U CN201921481726.6U CN201921481726U CN211034154U CN 211034154 U CN211034154 U CN 211034154U CN 201921481726 U CN201921481726 U CN 201921481726U CN 211034154 U CN211034154 U CN 211034154U
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Abstract
The utility model relates to a detection test device, concretely relates to multi-functional band conveyer testboard. The test bench comprises a rack, a roller to be tested, a driven roller, a tensioning roller and a driving roller, wherein the roller to be tested is positioned on one side of the rack, the driven roller is positioned on the other side of the rack, the tensioning roller is positioned below the roller to be tested and is positioned between the roller to be tested and the driven roller, the driving roller is positioned below the tensioning roller and is positioned between the tensioning roller and the roller to be tested, and a belt sequentially bypasses all the rollers; a weight simulation mechanism is arranged between the tensioning roller and the roller to be tested, the tensioning roller is movably arranged, and the position of the tensioning roller can be changed in the horizontal direction; a temperature sensor, a rotary encoder, a tension sensor, a single chip Microcomputer (MCU) controller with a communication interface and an industrial camera for detecting the deviation of the belt are arranged in the frame. The utility model has the advantages that: and measuring the bearing temperature, the belt deviation and the slipping rate of the roller to be measured at different roller rotating speeds and belt tension.
Description
Technical Field
The utility model relates to a detection test device, concretely relates to multi-functional band conveyer testboard.
Background
The roller is an important part of a belt conveyor as a transmission moment, and the performance of the roller directly influences the performance of the belt conveyor. The interaction of the roller and the belt is very complex, the roller is stressed unevenly due to the characteristics of the interaction of the pressure, the static friction force and the dynamic friction force of the belt and the creeping of the belt at the roller caused by the elastic extension, and the like, so that the belt is deviated, skidded and even broken.
Although the belt conveyor control system has a certain fault detection function, the belt conveyor control system has various defects and cannot meet the actual production requirements. From the perspective of guaranteeing normal operation of equipment, the testing device for detecting the dynamic performance of the roller has high practical value.
SUMMERY OF THE UTILITY MODEL
The utility model aims at designing a test device, can simulate different heavy object environment, measure the roller that awaits measuring bearing temperature, belt off tracking volume and the rate of slipping under different roller rotational speeds and belt tensile force.
In order to achieve the purpose, the utility model provides a multifunctional belt conveyor test board which is characterized by comprising a frame, a roller to be tested, a driven roller, a tensioning roller and a driving roller, wherein the roller to be tested is positioned on one side of the frame; the belt extends from the lower part of the driving roller to the lower part of the reversing roller, winds out from the upper part of the reversing roller and extends to the roller to be tested, winds out from the upper part of the roller to be tested, winds out from the lower part of the roller to be tested and extends to the tensioning roller; the belt is wound around the upper part of the tensioning roller, is wound out of the lower part of the tensioning roller and extends to the driving roller to form a closed loop; a weight simulation mechanism is arranged between the tensioning roller and the roller to be tested, the weight simulation mechanism comprises two driven wheels which are arranged in parallel and a weight roller which is positioned between the two driven wheels, a belt passing below the roller to be tested bypasses from the upper part of the driven wheel on one side, passes below the weight roller and then bypasses from the upper part of the driven wheel on the other side; the tensioning roller is movably arranged and can change positions in the horizontal direction;
a temperature sensor for detecting the temperature of a bearing of the roller to be detected, a rotary encoder for detecting the rotating speed of the roller so as to calculate the slip rate of the roller, a tension sensor for detecting the tension of a belt and a single chip Microcomputer (MCU) controller with a communication interface are arranged in the rack; and an industrial camera for detecting the deviation of the belt is arranged above the rack.
Furthermore, two ends of a wheel shaft of the tensioning roller are respectively provided with a sliding head, a rack is provided with a track groove for the sliding heads to be in the horizontal direction, and the sliding heads are connected with adjusting screws arranged in the direction of the track groove; adjusting screw one end is equipped with convex fixed head, and during the fixed slot in the fixed head embedding slip head, the adjusting screw other end was equipped with adjusting nut. The adjusting nut is rotated to control the tensioning roller to move back and forth, so that the tightness degree of the belt is controlled.
The movably arranged tensioning roller can guide the belt to reverse, ensure that the driving roller is in wide-angle contact with the belt, and improve the driving efficiency; the tension degree of the belt can be adjusted, and the belt is prevented from loosening and slipping.
Furthermore, an upper smooth surface and a lower smooth surface are polished in the middle of the adjusting screw rod of the tensioning roller, and tensioning force sensors are mounted on the smooth surfaces.
The tension parameters detected by the tension sensor are transmitted to an upper computer through a single chip microcomputer to be subjected to data recording. And comparing the belt tension with the data of the belt slip ratio and the belt deviation amount, and adjusting the tension degree of the belt to obtain the optimal application data with the lowest slip ratio and the lowest belt deviation amount of the roll rate to be measured.
Further, a deviation adjusting mechanism is arranged between the weight simulation mechanism and the roller to be measured, and comprises a deviation adjusting roller and a roller shaft of the deviation adjusting roller; the device comprises a frame, a roller shaft, a rack, a deviation adjusting roller, a long screw, a fixing groove and an adjusting nut, wherein sliding heads are arranged at two ends of the roller shaft of the deviation adjusting roller, a track groove for the sliding heads to be in the horizontal direction is formed in the frame, the long screw is connected to the sliding heads and arranged in the track groove direction, the protruding end of the screw is embedded into the fixing groove of the sliding heads, and the adjusting nut is arranged. The adjusting nut is rotated to change the distance between the adjusting nut and the protruding end of the screw, and the protruding end of the screw can drive the sliding head to move back and forth, so that the parallelism of the deviation-adjusting roller is controlled, and the deviation of the belt is adjusted.
Furthermore, two ends of a roller shaft of the gravity tensioning roller are respectively provided with a sliding head, a rack is provided with a rail groove for the sliding heads to be in the vertical direction, the sliding heads are connected with adjusting screws arranged along the rail groove, one end of each adjusting screw is provided with a convex fixing head, the fixing heads are embedded into fixing grooves in the sliding heads, and the other ends of the adjusting screws are provided with adjusting nuts. The gravity tensioning roller can be controlled to move up and down by rotating the adjusting nut, so that the pressure brought to the belt during transportation of cargos with different weights can be simulated.
Furthermore, the driving roller is driven by a three-phase motor, and chain transmission is adopted between the three-phase motor and the driving roller; the three-phase circuit of the three-phase motor is connected with a current transformer, the current transformer acquires current data of the three-phase motor, the current data is transmitted to an upper computer through a single chip microcomputer, and the upper computer calculates the power of the motor according to the current data; the torque sensor is connected between the three-phase motor and the chain wheel, the three-phase motor, the torque sensor and the chain wheel are strictly concentric, and the coaxiality reaches 0.1. The torque signal of the three-phase motor is transmitted to the upper computer through the single chip microcomputer, and the upper computer calculates the torque of the motor according to the torque signal.
Preferably, the temperature sensor is an infrared sensor, the infrared sensor is additionally arranged at shaft heads at the left end and the right end of the roller to be detected, and the detection head is aligned to the bearing so as to detect the temperature of the bearing of the roller. The temperature signal is transmitted to the upper computer through the singlechip to carry out relevant judgment.
Preferably, the industrial camera is additionally arranged at a position 1.5 meters above the middle of the belt to shoot the belt in real time. And directly transmitting the shot picture to an upper computer, and identifying the deviation by the upper computer according to a related algorithm.
Preferably, the rotary encoders are respectively loaded on the first synchronizing wheel and the second synchronizing wheel, and the two synchronizing wheels respectively abut against the end faces of the driving roller and the right direction-changing roller. The driving roller rotates to drive the first synchronous wheel to rotate simultaneously, so that the rotary encoder acquires the rotating speed of the driving roller; the reversing roller rotates to drive the second synchronizing wheel to rotate simultaneously, so that the rotary encoder collects the rotating speed of the reversing roller, the running speed of the belt is obtained, the rotating speed parameter of the driving roller and the running speed parameter of the belt are transmitted to an upper computer through a single chip microcomputer, and the slipping rate of the belt is judged through a related algorithm of the upper computer.
The utility model adjusts two parameters of the rotating speed and the belt tension by adjusting the rotating speed of the driving motor and the position of the tension roller; measuring corresponding temperature data by an infrared sensing device arranged near the roller to be measured; measuring corresponding belt deviation data through an industrial camera arranged above the rack; the running speed of the belt and the speed of the driving roller are obtained through the rotary encoder arranged near the reversing roller and the driving roller, and then slip rate data are obtained. Each group of direct measurement data passes through single chip microcomputer controller, spreads into the host computer in, obtains different rotational speeds and tensile force through the host computer under, temperature, off tracking volume, slip rate data table, the utility model discloses can be through experimental method promptly, reach the best application condition of the roller that awaits measuring, measure the roller that awaits measuring promptly under what kind of rotational speed and tensile force condition, have best temperature, off tracking volume, slip rate data. And whether the roller to be tested has qualified dynamic performance under a certain specific working condition can also be tested, namely whether the temperature, the deviation and the slip rate exceed required values under a certain specific rotating speed and tension condition.
The beneficial effects of the utility model are that each item dynamic behavior of the roller that awaits measuring of measurement that can be convenient quick has brought huge facility for installation, maintenance, the use of belt conveyor.
Drawings
FIG. 1 is a schematic perspective view of a test stand of a multi-functional belt conveyor;
FIG. 2 is a schematic perspective view of a testing table of a multifunctional belt conveyor;
FIG. 3 is a mechanism schematic of a gravity simulation mechanism;
FIG. 4 is a schematic mechanical view of the tensioning roller and accompanying slide assembly;
fig. 5 is a mechanism diagram of the off tracking adjusting mechanism.
Detailed Description
Referring to fig. 1-5, the multifunctional belt conveyor test bench is characterized by comprising a rack 9, a roller to be tested 1 positioned on the left side of the rack, a driven roller 2 positioned on the other side of the rack, a tensioning roller 3 positioned below the roller to be tested 1 and between the roller to be tested 1 and the driven roller 2, and a driving roller 5 positioned below the tensioning roller 3 and between the tensioning roller 3 and the roller to be tested 2; the belt 8 extends from the lower part of the driving roller 5 to the lower part of the driven roller 2, the belt 8 winds from the upper part of the driven roller 2 and extends to the roller 1 to be tested, the belt 8 winds from the upper part of the roller 1 to be tested and winds from the lower part of the roller 1 to be tested and extends to the tensioning roller 3; the belt 8 is wound from the upper part of the tensioning roller 3, is wound from the lower part of the tensioning roller 3 and extends to the driving roller 5 to form a closed loop; a weight simulation mechanism 4 is arranged between the tensioning roller 3 and the roller 1 to be tested, the weight simulation mechanism 4 comprises auxiliary wheels 402 and 403 which are arranged in parallel, and a weight roller 401 which is positioned between the auxiliary roller 402 and the auxiliary roller 403, a belt 8 passing below the roller 1 to be tested bypasses above the auxiliary roller 402, passes below the weight roller 401, and then bypasses above the auxiliary roller 403; the tensioning roller 3 is movably arranged, and the position of the tensioning roller 3 can be changed in the horizontal direction;
the infrared inductor 11 is additionally arranged at the shaft heads at the left end and the right end of the roller 1 to be detected, and the detection heads are aligned to the bearings so as to detect the temperature of the bearings of the roller. The temperature signal is transmitted to the upper computer through the singlechip to carry out relevant judgment.
Two ends of a wheel shaft of the tensioning roller 3 are respectively provided with a sliding head 302, a rack 9 is provided with a track groove 301 for the sliding head to move horizontally, and the sliding head 302 is connected with an adjusting screw 303 arranged along the track groove direction; one end of the adjusting screw 303 is provided with a convex fixing head, the fixing head is embedded into the fixing groove 3021 in the sliding head 302, and the other end of the adjusting screw 303 is provided with an adjusting nut 3032. The adjusting nut 3032 is rotated to control the tensioning roller 3 to move back and forth, so as to control the tightness degree of the belt 8. An upper smooth surface and a lower smooth surface are polished in the middle of an adjusting screw 303 of the tensioning roller, and tensioning force sensors 304 are mounted on the smooth surfaces.
The tension parameters detected by the tension sensor 304 are transmitted to an upper computer through a single chip microcomputer to be subjected to data recording. And comparing the belt tension with the data of the belt slip ratio and the belt deviation amount, and adjusting the tension degree of the belt to obtain the optimal application data with the lowest slip ratio and the lowest belt deviation amount of the roll rate to be measured.
A deviation adjusting mechanism 7 is arranged between the weight simulation mechanism 4 and the roller 1 to be measured, and the deviation adjusting mechanism 7 comprises a deviation adjusting roller 701 and a roller shaft 702 of the deviation adjusting roller; the two ends of a roller shaft 702 of the deviation-adjusting roller are provided with sliding heads 7021, a rack 9 is provided with a track groove 703 for the sliding heads to move horizontally, the sliding heads are fixedly connected with long screws 7022 arranged along the track groove, and the long screws 7022 are provided with adjusting nuts 7023. The parallelism of the deviation adjusting roller 701 and the deviation of the belt can be controlled by rotating the adjusting nut 7023.
Two ends of a roller shaft of the tensioning roller are respectively provided with a sliding head 405, a rack 9 is provided with a rail groove 404 for the sliding heads to be in the vertical direction, the sliding heads 405 are connected with adjusting screws 406 arranged along the rail groove 404, one end of each adjusting screw 406 is provided with a convex fixing head, the fixing heads are embedded into fixing grooves in the sliding heads, and the other ends of the adjusting screws are provided with adjusting nuts. The tensioning roller can be controlled to move up and down by rotating the adjusting nut, so that the pressure brought to the belt during the transportation of goods with different weights can be simulated.
The driving roller 5 is driven by a three-phase motor 6, and chain transmission is adopted between the three-phase motor 6 and the driving roller 5; the three-phase circuit of the three-phase motor is connected with a current transformer, the current transformer acquires current data of the three-phase motor, the current data is transmitted to an upper computer through a single chip microcomputer, and the upper computer calculates the power of the motor according to the current data; a torque sensor 602 is connected between the three-phase motor and the chain wheel 601, the three-phase motor 6 and the torque sensor 602 are strictly concentric with the chain wheel 601, and the coaxiality reaches 0.1. The torque signal of the three-phase motor is transmitted to the upper computer through the single chip microcomputer, and the upper computer calculates the torque of the motor according to the torque signal.
The industrial camera is additionally arranged at a position 1.5 meters above the middle of the belt to shoot the belt in real time. And directly transmitting the shot picture to an upper computer, and identifying the deviation by the upper computer according to a related algorithm.
The rotary encoders are respectively arranged on a first synchronizing wheel 12 and a second synchronizing wheel 13, and the two synchronizing wheels respectively abut against the end surfaces of the driving roller 5 and the right driven roller 2. The driving roller 5 rotates to drive the first synchronous wheel 12 to rotate simultaneously, so that the rotary encoder acquires the rotating speed of the driving roller 12; the driven roller 2 rotates to drive the second synchronizing wheel 13 to rotate simultaneously, so that the rotary encoder collects the rotating speed of the driven roller 2, the running speed of the belt 8 is obtained, the rotating speed parameter of the driving roller 5 and the running speed parameter of the belt 8 are transmitted to an upper computer through a single chip microcomputer, and the belt slippage rate is judged through an upper computer related algorithm.
Claims (9)
1. A multifunctional belt conveyor test board is characterized by comprising a rack, a roller to be tested, a driven roller, a tensioning roller and a driving roller, wherein the roller to be tested is positioned on one side of the rack; the belt extends from the lower part of the driving roller to the lower part of the reversing roller, winds out from the upper part of the reversing roller and extends to the roller to be tested, winds out from the upper part of the roller to be tested, winds out from the lower part of the roller to be tested and extends to the tensioning roller; the belt is wound around the upper part of the tensioning roller, is wound out of the lower part of the tensioning roller and extends to the driving roller to form a closed loop; a weight simulation mechanism is arranged between the tensioning roller and the roller to be tested, the weight simulation mechanism comprises two driven wheels which are arranged in parallel and a weight roller which is positioned between the two driven wheels, a belt passing below the roller to be tested bypasses from the upper part of the driven wheel on one side, passes below the weight roller and then bypasses from the upper part of the driven wheel on the other side; the tensioning roller is movably arranged and can change positions in the horizontal direction;
a temperature sensor for detecting the temperature of a bearing of the roller to be detected, a rotary encoder for detecting the rotating speed of the roller so as to calculate the slip rate of the roller, a tension sensor for detecting the tension of a belt and a single chip Microcomputer (MCU) controller with a communication interface are arranged in the rack; and an industrial camera for detecting the deviation of the belt is arranged above the rack.
2. The multifunctional test bench of belt conveyer as claimed in claim 1, wherein the two ends of the axle of the tension roller are respectively provided with a sliding head, the frame is provided with a track groove for the sliding head to move horizontally, and the sliding head is connected with an adjusting screw rod arranged along the track groove; one end of the adjusting screw rod is provided with a convex fixing head, the fixing head is embedded into a fixing groove in the sliding head, and the other end of the adjusting screw rod is provided with an adjusting nut; and rotating the adjusting nut to move the tensioning roller back and forth in the horizontal direction.
3. The test bed of claim 1, wherein the tension roller adjusting screw is polished with two upper and lower smooth surfaces at the middle position, and the smooth surfaces are provided with tension sensors.
4. The test bench of claim 1, wherein a deviation adjusting mechanism is arranged between the weight simulation mechanism and the roller to be tested, and the deviation adjusting mechanism comprises a deviation adjusting roller and a roller shaft of the deviation adjusting roller; the two ends of a roller shaft of the deviation-adjusting roller are provided with sliding heads, a rack is provided with a track groove for the sliding heads to be in the horizontal direction, the sliding heads are connected with long screws arranged in the track groove direction, the protruding ends of the screws are embedded into fixing grooves of the sliding heads, the other ends of the screws are provided with adjusting nuts, the adjusting nuts are rotated to change the distance between the adjusting nuts and the protruding ends of the screws, the protruding ends of the screws can drive the sliding heads to move back and forth, the parallelism of the deviation-adjusting roller is further controlled, and the deviation of a belt is adjusted.
5. The test bed of a multifunctional belt conveyer according to claim 1, wherein the two ends of the roller shaft of the tension roller are respectively provided with a sliding head, the frame is provided with a track groove for the sliding head to move vertically, the sliding head is connected with an adjusting screw rod arranged along the track groove, one end of the adjusting screw rod is provided with a convex fixing head, the fixing head is embedded into a fixing groove in the sliding head, the other end of the adjusting screw rod is provided with an adjusting nut, the adjusting nut is rotated, and the tension roller moves up and down.
6. The test bench of claim 1, wherein the driving rollers are driven by a three-phase motor, and the three-phase motor and the driving rollers are driven by a chain; the three-phase circuit of the three-phase motor is connected with a current transformer, the current transformer acquires current data of the three-phase motor, the current data is transmitted to an upper computer through a single chip microcomputer, and the upper computer calculates the power of the motor according to the current data; the torque sensor is connected between the three-phase motor and the chain wheel, the three-phase motor, the torque sensor and the chain wheel are strictly concentric, and the coaxiality reaches 0.1.
7. The multifunctional belt conveyor test bench according to claim 1, wherein the temperature sensor is an infrared sensor, the infrared sensor is additionally installed at the shaft heads at the left end and the right end of the roller to be tested, and the detection head is aligned with the bearing to detect the temperature of the bearing of the roller.
8. The multifunctional test bed of the belt conveyor as claimed in claim 1, wherein an industrial camera is additionally installed at a position 1.5 meters above the middle of the belt to shoot the belt in real time.
9. The test bed of claim 1, wherein the rotary encoders are respectively loaded on the first synchronizing wheel and the second synchronizing wheel, and the two synchronizing wheels are respectively abutted against the end faces of the driving roller and the right direction-changing roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921481726.6U CN211034154U (en) | 2019-09-06 | 2019-09-06 | Multifunctional belt conveyor test board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921481726.6U CN211034154U (en) | 2019-09-06 | 2019-09-06 | Multifunctional belt conveyor test board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211034154U true CN211034154U (en) | 2020-07-17 |
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ID=71566026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921481726.6U Active CN211034154U (en) | 2019-09-06 | 2019-09-06 | Multifunctional belt conveyor test board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211034154U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110436140A (en) * | 2019-09-06 | 2019-11-12 | 浙江朗奥物流科技有限公司 | A kind of Multifunctional belt conveyer testboard |
-
2019
- 2019-09-06 CN CN201921481726.6U patent/CN211034154U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110436140A (en) * | 2019-09-06 | 2019-11-12 | 浙江朗奥物流科技有限公司 | A kind of Multifunctional belt conveyer testboard |
| CN110436140B (en) * | 2019-09-06 | 2024-04-09 | 浙江朗奥物流科技有限公司 | Multifunctional belt conveyor test board |
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