Belt conveyor with belt deviation detecting and correcting functions
Technical Field
The invention belongs to the technical field of belt conveyors, and particularly relates to a belt conveyor with a belt deviation detecting and correcting function.
Background
The belt conveyor has the advantages of large conveying capacity, simple structure, convenience in maintenance, part standardization and the like, is widely applied to industries such as mines, metallurgy, coal and the like, is used for conveying loose materials or finished articles, can be used for conveying the loose materials or the finished articles singly according to the conveying process requirement, and can also be used for forming a plurality of horizontal or inclined conveying systems or forming the horizontal or inclined conveying systems together with other conveying equipment so as to meet the requirements of different arrangement type operation lines, and the problem of belt deviation easily occurs in the existing belt conveyor.
Disclosure of Invention
According to the defects of the prior art, the technical problem to be solved by the invention is to provide the belt conveyor with the belt deviation detecting and correcting functions.
In order to solve the technical problems, the invention adopts the technical scheme that: a belt conveyor with belt deviation detection and correction functions comprises a supporting seat, a rotary drum, a carrier roller device, a detection device, a supporting frame, a tensioning wheel, a supporting plate and a conveying belt, wherein the rotary drum is fixed on the supporting seat, the conveying belt is rotatably connected to the outer side of the rotary drum, the supporting frame is connected to the supporting seat, the supporting plate is fixedly connected to the supporting frame, the tensioning wheel is installed on the supporting frame, the detection device is installed at two ends of the supporting plate, the carrier roller device is installed between the detection devices, the detection device comprises a rotary wheel, a blocking rod, a hinge ball, a connecting rod, a rocker, a crank, a toothed disc, a supporting rod, a double-end toothed disc, a rack, a photoelectric sensor, a first detection block, a second detection block, a fixed seat and a second fixed shell, the second fixed shell is fixedly, the supporting rod is fixed inside the second fixed shell, the double-end fluted disc is hinged on the supporting rod, the left side of the double-end fluted disc is meshed with a toothed disc, the toothed disc is connected with the crank, the crank is connected with the rocker, the rocker is connected with the connecting rod, the connecting rod is fixed at the lower end of the hinged ball, a hinge seat is fixed on the top wall of the second fixed shell, the hinge ball is fixed in the hinge seat, the upper end of the hinged ball is fixedly connected with the stop lever, the stop lever is rotatably connected with the rotating wheel, the right side of the double-end fluted disc is meshed with a rack which is fixed inside the second fixed shell in a sliding way, the right side of rack is fixed with photoelectric sensor, the fixing base is fixed inside the second set casing, be fixed with on the fixing base first detection piece and second detect the piece.
Preferably, the supporting seat comprises a first moving device, a second moving device, a motor, a transmission rod, a fixing frame and a first fixing shell, the first moving device and the second moving device are identical in structure, the motor is fixed inside the first fixing shell, the left side of the motor is connected with the second moving device, the right side of the motor is connected with the first moving device, the transmission rod is connected between the inner walls of the two sides of the first fixing shell, the first moving device and the second moving device are connected with the transmission rod, and the fixing frame is in threaded connection with the transmission rod.
Preferably, the first moving means includes a switch, a conductive block, a storage battery, a first bevel gear, a second bevel gear, a third bevel gear and a fourth bevel gear, the switch is fixed on the outer side of the first fixed shell, the switch penetrates through the first fixed shell and is connected with the conductive block, the storage battery is fixed in the first fixing shell, the conductive block and the storage battery are connected with the motor through a lead, the motor is fixed in the first fixed shell, the left side of the motor is connected with the second moving device, the right side of the motor is connected with the first moving device, the first bevel gear is connected with an output shaft of the motor, the first bevel gear is engaged with the second bevel gear, the central shaft of the second bevel gear is connected with the third bevel gear, the third bevel gear is meshed with the fourth bevel gear, and the fourth bevel gear is fixed on a transmission rod.
Preferably, the carrier roller device comprises a carrier roller, a T-shaped support frame and a limiting cover, the T-shaped support frame is fixed on the support plate, the carrier roller is connected to the T-shaped support frame, and the limiting cover is fixed at two ends of the carrier roller.
Preferably, the carrier roller is in a circular truncated cone shape, and the bottom surface of the large end of the circular truncated cone is on the side far away from the central line of the conveyor belt.
Preferably, the support frame is connected with a telescopic rod, and the telescopic rod is connected with the tensioning wheel.
Preferably, a sliding groove is formed in the fixed seat, and the first detection block and the second detection block can move in the sliding groove.
Preferably, the photoelectric sensor is connected with an external controller.
The invention has the beneficial effects that:
1. through detection device's setting, whether the band conveyer that makes can detect the conveyer belt when using off tracking, detection device can send the signal to the system and obtain the position of conveyer belt off tracking in real time, and the staff of being convenient for detects the off tracking of conveyer belt, and the staff of being convenient for uses the conveyer belt.
2. Through the setting of supporting seat, be convenient for adjust returning of conveyer belt just, need not the dismounting device can realize adjusting convenient, quick to the conveyer belt.
3. The setting of inside motor of supporting seat and bevel gear has improved the precision of adjusting.
Drawings
The contents of the drawings and the reference numerals in the drawings are briefly described as follows:
fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a support seat according to an embodiment of the present invention.
Fig. 3 is a partial structural schematic diagram of an embodiment of the present invention.
Fig. 4 is a schematic structural view of an idler device according to an embodiment of the present invention.
Wherein: 1-supporting seat, 2-rotating cylinder, 3-roller device, 4-detecting device, 5-supporting frame, 6-tensioning wheel, 61-telescopic rod, 7-supporting plate, 8-conveying belt, 11-first moving device, 12-second moving device, 13-motor, 14-driving rod, 15-fixed frame, 16-first fixed shell 110-switch, 111-conductive block, 112-storage battery, 113-first bevel gear, 114-second bevel gear, 115-third bevel gear, 116-fourth bevel gear, 31-roller, 32-T type supporting frame, 33-limit cover, 401-rotating wheel, 402-gear rod, 403-hinged ball, 404-connecting rod, 405-rocking rod, 406-crank, 407-toothed disc, 408-supporting rod, 409-double-head toothed disc, 410-rack, 411-photoelectric sensor, 412-first detection block, 413-second detection block, 414-fixed seat and 415-second fixed shell.
Detailed Description
The following embodiments are provided to describe the embodiments of the present invention, and to further describe the detailed description of the embodiments of the present invention, such as the shapes, configurations, mutual positions and connection relationships of the components, the functions and operation principles of the components, the manufacturing processes and operation methods, etc., so as to help those skilled in the art to more fully, accurately and deeply understand the inventive concept and technical solutions of the present invention.
A belt conveyor with belt deviation detecting and correcting functions comprises a supporting seat 1, a rotary drum 2, a carrier roller device 3, a detecting device 4, a supporting frame 5, a tensioning wheel 6, a supporting plate 7 and a conveying belt 8, wherein the rotary drum 2 is fixed on the supporting seat 1, the conveying belt 8 is rotatably connected to the outer side of the rotary drum 2, the supporting frame 5 is connected to the supporting seat 1, the supporting plate 7 is fixedly connected to the supporting frame 5, the tensioning wheel 6 is installed on the supporting frame 5, the detecting device 4 is installed at two ends of the supporting plate 7, the carrier roller device 3 is installed between the detecting devices 4, each detecting device 4 comprises a rotary wheel 401, a blocking rod 402, a hinged ball 403, a connecting rod 404, a rocker 405, a crank 406, a toothed disc 407, a supporting rod 408, a double-head toothed disc 409, a rack 410, a photoelectric sensor 411, a first detecting block, The second detection block 413, a fixed seat 414 and a second fixed shell 415, the second fixed shell 415 is fixedly installed on the supporting plate 7, the supporting rod 408 is fixed inside the second fixed shell 415, the supporting rod 408 is hinged with the double-ended toothed disc 409, the left side of the double-ended toothed disc 409 is meshed with the toothed disc 407, the toothed disc 407 is connected with the crank 406, the rocker 405 is connected with the connecting rod 404, the connecting rod 404 is fixed at the lower end of the hinge ball 403, the top wall of the second fixed shell 415 is fixed with a hinge seat, the hinge ball 403 is fixed in the hinge seat, the upper end of the hinge ball 403 is fixedly connected with the stopper rod 402, the stopper rod 402 is rotatably connected with the rotating wheel 401, the right side of the double-ended toothed disc 409 is meshed with the rack 410, and the rack 410 is slidably fixed inside the second fixed shell 415, the photoelectric sensor 411 is fixed to the right side of the rack 410, the fixing base 414 is fixed inside the second fixing housing 415, and the first detecting block 412 and the second detecting block 413 are fixed to the fixing base 414.
It should be noted that the rotating wheel 401 is arranged to reduce friction between the conveyor belt 8 and the gear lever 402, the photoelectric sensor 411 generates a detection signal when passing through the first detection block 412 and the second detection block 413, the photoelectric sensor 411 passes through the first detection block 412 to represent that the conveyor belt 8 starts to deviate, the photoelectric sensor 411 passes through the second detection block 413 to represent that the conveyor belt 8 deviates to a critical point, and at this time, the system generates an alarm to prompt a worker to stop operating.
The conveyer belt 8 off tracking contacts with the rotating wheels 401 arranged on two sides of the conveyer belt 8, the gear rod 402 deflects to one side, the gear rod 402 deflects and then drives the connecting rod 404 to rotate, the connecting rod 404 drives the rocker 405 to rotate, the rocker 405 drives the crank 406 connected with the rocker 405 to rotate, the crank 406 rotates and drives the toothed disc 407 to rotate, the toothed disc 407 is meshed with the double-end toothed disc 409, the rack 410 is driven to rotate under the action of the double-end toothed disc 409, the photoelectric sensor 411 fixed on the rack 410 moves along with the rack 410, and when passing through the first detection block 412 and the second detection block 413, the photoelectric sensor 411 transmits signals to an external controller for detecting the off tracking of the conveyer belt 8.
In this embodiment, the supporting seat 1 includes a first moving device 11, a second moving device 12, a motor 13, a transmission rod 14, a fixing frame 15 and a first fixing shell 16, the first moving device 11 and the second moving device 12 have the same structure, the motor 13 is fixed inside the first fixing shell 16, the second moving device 12 is connected to the left side of the motor 13, the first moving device 11 is connected to the right side of the motor 13, the transmission rod 14 is connected between the inner walls of the two sides of the first fixing shell 16, both the first moving device 11 and the second moving device 12 are connected to the transmission rod 14, and the fixing frame 15 is in threaded connection with the transmission rod 14.
In this embodiment, the first moving device 11 includes a switch 110, a conductive block 111, a storage battery 112, a first bevel gear 113, a second bevel gear 114, a third bevel gear 115 and a fourth bevel gear 116, the switch 110 is fixed outside the first fixed housing 16, the switch 110 penetrates through the first fixed housing 16 and is connected to the conductive block 111, the storage battery 112 is fixed inside the first fixed housing 16, the conductive block 111 and the storage battery 112 are connected to a motor 13 through wires, the motor 13 is fixed inside the first fixed housing 16, the left side of the motor 13 is connected to the second moving device 12, the right side of the motor 13 is connected to the first moving device 11, the first bevel gear 113 is connected to an output shaft of the motor 13, the first bevel gear 113 is engaged with the second bevel gear 114, the center shaft of the first bevel gear 114 is connected to the third bevel gear 115, the third bevel gear 115 is engaged with the fourth bevel gear 116, and the fourth bevel gear 116 is fixed on the transmission rod 14.
It should be noted that the motor 13 is a servo dual-shaft motor, and is provided with dual shafts, the dual shafts can be controlled to rotate synchronously or asynchronously, the switch 110 is used for controlling the motor 13, the conductive block 111 is connected with the positive pole of the storage battery 112 by pressing the switch 110, the storage battery 112 through a wire supplies energy to the motor 13, and the motor 13 is started, the motor 13 rotates to drive the first bevel gear 113 connected with the motor shaft to rotate, the first bevel gear 113 drives the second bevel gear 114 engaged with the first bevel gear 113 to rotate, the third bevel gear 115 fixed on the shaft of the second bevel gear 114 rotates, the third bevel gear 115 drives the fourth bevel gear 116 engaged with the third bevel gear to rotate, the fourth bevel gear 116 rotates to drive the transmission rod 14 to rotate clockwise, and the transmission rod 14 rotates clockwise to move the fixing frame 15 to the right. Similarly, the second moving device 12 controls the fixed frame to move leftwards.
In this embodiment, the idler device 3 includes an idler 31, a T-shaped support frame 32 and a limiting cover 33, the T-shaped support frame 32 is fixed on the support plate 7, the idler 31 is connected to the T-shaped support frame 32, and the limiting cover 33 is fixed at two ends of the idler 31.
In this embodiment, the idler 31 has a truncated cone shape, and a bottom surface of a large end of the truncated cone is on a side away from a center line of the conveyor belt 8.
It should be noted that the limiting cover 33 is used for preventing the carrier roller 31 from moving left and right, the middle of the conveyor belt 8 can sink to a certain extent after articles are placed on the conveyor belt 8, the design of the circular truncated cone is adopted to enable the carrier roller to better support the conveyor belt 8, the bottom surface of the end with the large diameter of the circular truncated cone is arranged on the outer side, so that the force of the conveyor belt 8 on the inner side is increased, and the probability of the conveyor belt 8 on the outer side is reduced.
In this embodiment, an expansion link 61 is connected to the support frame 5, and the tension pulley 6 is connected to the expansion link 61.
It is worth noting that the telescopic rod 61 can be an electric telescopic rod or a manual telescopic rod, the telescopic rod 61 can be adjusted, and the tightness of the conveyor belt 8 can be adjusted according to requirements.
In this embodiment, the fixing seat 414 is provided with a sliding slot, and the first detecting block 412 and the second detecting block 413 can move in the sliding slot.
It should be noted that the deviation distance of the conveyor belt 8 and the deviation distance to be corrected may be changed by adjusting the positions of the first detecting block 412 and the second detecting block 413, and when the deviation distance of the conveyor belt 8 is allowed to increase, the deviation distance may be changed by moving the second detecting block 413.
In this embodiment, the photosensor 411 is connected to an external controller.
It should be noted that the external controller may be a microcontroller or a computer, and through the control signal transmitted by the photoelectric sensor 411, the worker can see the deviation relationship of the conveyor belt 8 through the external controller and can receive the alarm information of the system.
The working process and principle are as follows: 8 movements of conveyer belt, when the condition of off tracking appears in conveyer belt 8, detection device 4 of side is touched to conveyer belt 8, detection device 4 transmits signal to the external control ware, and the staff reachs 8 off tracking directions of conveyer belt according to the control signal of detection device 4 transmission, makes conveyer belt 8 return just through adjusting supporting seat 1, and is specific when conveyer belt 8 is to the right side partially, can make 8 returns just through the rotary drum 2 that moves the right side forward or the left rotary drum 2 of backward movement.
The invention has been described in an illustrative manner, and it is to be understood that the invention is not limited to the precise form disclosed, and that various insubstantial modifications of the inventive concepts and solutions, or their direct application to other applications without such modifications, are intended to be covered by the scope of the invention. The protection scope of the present invention shall be subject to the protection scope defined by the claims.