CN201195631Y

CN201195631Y - Full-automatic belt deviation rectifying machine group

Info

Publication number: CN201195631Y
Application number: CNU2008200122884U
Authority: CN
Inventors: 韩世明
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-04-22
Filing date: 2008-04-22
Publication date: 2009-02-18
Anticipated expiration: 2018-04-22

Abstract

The utility model relates to a full automatic belt corrective set, which is formed by a base, arc tracks, an aligning idler, a servo mechanism, a regulating mechanism, an end rotating shaft, rollers, lifting lugs and a dust helmet, and is characterized in that the end rotating shaft is arranged on the end portion of the aligning idler, the regulating mechanism is connected with racks in driving way through gears, the arc tracks of two rollers arranged in the aligning idler have a certain height with the base, and the height is 150-200mm, and the cross section of the arc tracks is in a triangle. Compared with the prior art, the utility model has the characteristics of beneficial environment protection, stable driving owing to the regulating mechanism which adopts the gears and the racks to mesh and drive, accurate driving ratio, reliable work, high efficiency, long service life and large usage power, speed and dimension range and the like. Therefore the utility model has larger adjusting force, fast adjusting speed and flexible motion, can rapidly correct the deviation belt, increases work efficiency, and is applied to belt conveyers in various patterns.

Description

Full-automatic belt correction unit

Technical field

The utility model relates to a kind of novel band transport plane conveyer belt anti-deviation device, particularly a kind of full-automatic belt correction unit.

Background technology

At present, belt transporter has been widely used in industries such as steel mill, mine, colliery, harbour, power plant as continuous bulk material Transport Machinery in technique known.And be applied to ship loader, on the bulk material Transport Machinery such as bucket-wheel stacker reclaimer.Conveyer is in operational process, because a variety of causes the belt deviation phenomenon occurs through regular meeting, this not only can cause the heel and toe wear and damage, reduction capacity rating that leaks material, equipment, and can influence the normal operation of equipment package.Therefore, correctly judging the reason of belt deviation and also in time got rid of, is a very important job.Cause the basic reason of conveyer belt sideslip: the suffered external force of belt is in making a concerted effort non-vanishing or cause perpendicular to the tensile stress on the belt width direction is inhomogeneous on the belt width direction.Owing to cause the factor of belt deviation a lot, so should be from design, manufacturing, the Installation and Debugging of conveyer, use and aspect such as maintenance addresses the sideslip problem of belt.

Summary of the invention

The utility model has overcome the defective of above-mentioned existence, purpose be for solve the suffered external force of belt on the belt width direction make a concerted effort non-vanishing or perpendicular to the inhomogeneous conveyer belt sideslip that causes of the tensile stress on the belt width direction, eliminate external force on the belt width direction and inhomogeneous by the position of online adjustment carrying roller, a kind of full-automatic belt correction unit is provided perpendicular to the tensile stress on the belt width direction.

The utility model full-automatic belt correction unit content Description:

The utility model full-automatic belt correction unit, by: pedestal, arc track, aligning carrier roller, servomechanism, adjusting mechanism, end S. A., roller, hanger and dust boot are formed, and it is characterized in that: the end S. A. is arranged on the end of aligning carrier roller.

Adjusting mechanism adopts wheel and rack to be connected by meshing transmission.

The arc track at two roller places that are provided with in the aligning carrier roller has certain height from pedestal, highly is 150～200mm, and the arc track cross section is a triangle.

The utility model full-automatic belt correction unit prior art is compared, and has: 1, S. A. is in the aligning carrier roller end, thereby guarantees that the aligning carrier roller below need not swivel mount, therefore the space is big, aligning carrier roller can undamped be rotated, be convenient to cleaning material on the other hand, be beneficial to environmental protection; 2, adjusting mechanism adopts gear, tooth bar to be connected by meshing transmission and to make stable drive, transmitting ratio is accurate, reliable operation, efficient height, life-span are long, characteristics such as power, speed and the range of sizes that uses is big, so the utility model adjustment force is very big, and it is fast to regulate the speed, flexible movements, can be fast the belt of sideslip be adjusted, improved work efficiency, be applicable to the belt conveyer of various models; 3, the arc track at two of the aligning idler pulley roller places has certain height from pedestal, and the track cross section is a triangle, can guarantee that like this material that is scattered can not fall on the track, thereby guarantee the without hindrance in orbit operation of aligning carrier roller roller, because the track cross section is triangle, so track is the line contact with roller, can reduce friction, can prevent that again adjusting mechanism from " suppressing strength ", avoid its distortion and prevent the servomechanism overload.

Description of drawings

Fig. 1 is the structure birds-eye view of full-automatic rectification unit.

Fig. 2 is the structural front view of full-automatic rectification unit.

Among the figure: the 1st, pedestal, the 2nd, arc track, the 3rd, aligning carrier roller, the 4th, servomechanism, the 5th, adjusting mechanism, the 6th, end S. A., the 7th, roller, the 8th, hanger, the 9th, dust boot, the 10th, tooth bar, the 11st, gear.

The specific embodiment

The utility model full-automatic belt correction unit is achieved in that to do below in conjunction with accompanying drawing and specifies.See Fig. 1, full-automatic belt correction unit is to be made of pedestal 1, arc track 2, aligning carrier roller 3, servomechanism 4, adjusting mechanism 5, end S. A. 6, roller 7, hanger 8 and dust boot 9, and end S. A. 6 is arranged on the end of aligning carrier roller 3; The mode that adjusting mechanism 5 adopts gear 11 and tooth bar 10 to be connected by meshing transmission; The arc track at two roller 7 places that are provided with in the aligning carrier roller 3 has certain height from pedestal 1, highly is 150～200mm, and the arc track cross section is a triangle.

Give tractive force Fq forward of carrying roller during the belt ahead running, this tractive force is decomposed into component Fz and conicity force Fc that carrying roller is rotated, this conicity force makes the carrying roller end float misalignment, because the fixedly carrying roller of roller rack can't end float misalignment, it must produce an antagonistic force Fy to belt, it makes belt move to opposite side, thereby has caused sideslip.Therefore when adjusting, at working direction way roller limit sideslip, then roller reach is if belt then moves behind the roller to end rotation axle head sideslip as if belt.Therefore can adjust the horizontal pivot angle of aligning carrier roller by PLC control system On-line Control full automaticity, guarantee that conveyer normally moves, belt is off-center not.Job order is: the sideslip degree that detects the belt conveyer belt by deviation detecting device, the deviation detecting device signal closes, PLC control system control servomechanism 4 is by adjusting mechanism 5, adjusting mechanism 5 arm revolving gears 11 are adjusted the flexible of tooth bar 10, tooth bar 10 is connected with the hanger 8 of aligning carrier roller 3, slide in orbit thereby drive the aligning carrier roller roller, reach the correction purpose.The utility model with S. A. in the aligning carrier roller end, thereby guarantee that the aligning carrier roller below need not swivel mount, so the space is big, makes the aligning carrier roller can the undamped rotation on the one hand, is convenient to cleaning material on the other hand, is beneficial to environmental protection.Adjusting mechanism is the rack-and-gear transmission.Gear transmission is steady, and transmitting ratio is accurate, and reliable operation, efficient height, life-span are long, and the power of use, speed and range of sizes are big.Can be fast the belt of sideslip be adjusted, thereby improved work efficiency.The arc track at two roller places of aligning idler pulley has certain height from pedestal, and the track cross section is a triangle, can guarantee that like this material that is scattered can not fall on the track, thereby guarantee the without hindrance in orbit operation of aligning carrier roller roller, because the track cross section is triangle, so track is the line contact with roller, can reduce friction, can prevent that again adjusting mechanism from " suppressing strength ", avoid its distortion and prevent the servomechanism overload.

Aligning carrier roller connects by the end S. A. with pedestal, and this S. A. plays rotation and supporting role, and mounting or dismounting are simple.

This device has automatic guidance and manually controls two kinds of functions, realizes by the change-over swith on the control box.

1 automatic mode

Select switch is pulled the AUTO operating mode, under the AUTO operating mode, the full-automatic belt deviation correcting device carries out automatic deflection adjusting to carrying roller. after the energising, system marks zero automatically to device and sets, be the tooth bar center-point zero point, device has four limit switches (R1-LIMITE, R2-LIMITE, L1-LIMITE, L2-LIMITE), guarantee the effect of rectifying a deviation. (for example: when the sideslip belt touches R1-LIMITE, the R1-LIMITE closure, tooth bar is rectified a deviation at interval to the belt reversing sense and is touched R2-LIMITE when the sideslip belt, the R2-LIMITE closure, tooth bar is rectified a deviation continuously to the belt reversing sense, and after correction finished, the tooth bar fast return was to zero point)

2 manual manipulation modes

Select switch is pulled the MAN operating mode, and under the MAN operating mode, operation correction motor button can be adjusted the horizontal hunting direction (within the stroke range) of full-automatic belt deviation correcting device, thereby be offset about the control load-transfer device.

Deviation detecting device is made up of the digital quantity travel switch, the both sides that are contained in conveyer belt respectively are on 3 centimeters positions, edge, all the time monitor the running condition of belt, and signal is sent to the PLC control system, PLC control system On-line Control full automaticity is adjusted the angle of aligning carrier roller, to reach the correction purpose.

This deviation correcting device is generally installed one at the two ends of every group of belt feeder, should individually about the 20m of interval install one as the belt transmission distance is long.

Claims

1, a kind of full-automatic belt correction unit, by: pedestal (1), arc track (2), aligning carrier roller (3), servomechanism (4), adjusting mechanism (5), end S. A. (6), roller (7), hanger (8) and dust boot (9) are formed, and it is characterized in that: end S. A. (6) is arranged on the end of aligning carrier roller (3).

2, full-automatic belt correction unit according to claim 1, it is characterized in that: described adjusting mechanism (5) adopts gear (11) and tooth bar (10) to be connected by meshing transmission.

3, full-automatic belt correction unit according to claim 1, it is characterized in that: the arc track at two rollers (7) place that is provided with in the described aligning carrier roller (3) has certain height from pedestal (1), highly be 150～200mm, the arc track cross section is a triangle.