3568results about "Rollers" patented technology

The invention relates to a coal conveying control system and method for a thermal power plant. The method comprises the following steps that S1, operation data of a coal conveying system are collected in real time through a preset multi-source sensor network; s2, constructing a time sequence prediction model based on an attention mechanism, and dynamically predicting the operation state of the coal conveying system; s3, executing real-time optimization calculation at the edge calculation node, and generating a control instruction set including the belt speed, the coal feeder opening degree and the transfer station cooperation strategy; s4, the control instruction is issued to an execution mechanism through a 5G-MEC network, and meanwhile key data is uploaded to a cloud end for model iteration updating; and S5, dynamically adjusting a safety protection threshold value based on an equipment vibration spectrum analysis result, and triggering a hierarchical protection mechanism when a coal blockage risk is detected. The method has the effects of effectively improving the performance of the coal conveying system and being green and energy-saving.

The invention discloses a conveyor carrier roller online monitoring method and device and electronic equipment. The method comprises the following steps of: firstly, acquiring a sound wave vibration signal generated in real time when the carrier roller of the conveyor moves; wherein the sound wave vibration signal is obtained based on reverse Rayleigh scattering light in the optical fiber; performing feature extraction from the sound wave vibration signal to obtain an energy feature value of each frame; performing normalization processing on the energy characteristic value to obtain a target characteristic value; judging whether the target characteristic value exceeds a preset threshold value or not: if the target characteristic value exceeds the preset threshold value, inputting the target characteristic value into a pre-constructed target neural network model, so that the target neural network model outputs a fault type corresponding to the target characteristic value; therefore, online monitoring of the conveyor carrier roller based on optical fiber sensing multi-feature fusion is completed. According to the method, the fault type can be automatically and accurately identified and output, so that the overall performance and safety of the conveyor carrier roller are enhanced.

The invention relates to the technical field of conveying equipment, in particular to a conveying mechanism for detecting and processing knitwear and an operation method.The conveying mechanism comprises a conveying support, a brushing assembly, a butt joint assembly and a quick release assembly, a conveying belt is movably arranged at the upper end of the conveying support through a conveying roller, and an assembling area is formed in one side of the conveying support; the assembly beam frame is welded in the assembly area, the backlight box can provide a backlight source for the detected knitwear through the conveying belt when continuous visual detection is carried out on the knitwear, defects of products can be conveniently detected, meanwhile, the backlight box is provided with the cleaning and brushing assembly through the quick disassembly assembly, and when the conveying belt is used for normal detection and conveying, the cleaning and brushing assembly can be used for cleaning and brushing the knitwear. The conveyor belt cleaning device can clean two sides of a conveyor belt, can synergistically dry the surface of the conveyor belt and dissipate heat of the backlight box during cleaning, is simple and convenient to operate, can clean the assembly or the backlight box at any time, can be conveniently disassembled when replacement or maintenance is needed after long-term use, and is worry-saving and convenient to operate.

A conveyor system and drive element for same include a chain including a plurality of links that hinge with respect to each other and a plurality of moving elements such as balls that freely move in the links. A drive element drives the chain in a conveying direction and includes an elongated body with a surface that has a plurality of planar facets arranged around the longitudinal axis of the body. The facets extend along the body and engage respective links of the chain as the body is rotated to drive the chain. Relief elements are located in each facet and are configured for receiving the moving elements of the chain links engaging the facets so the links lie generally flat on the facets when the chain is driven. Other versions of the drive element are faceted for driving a chain with links but without relief elements.

The invention provides an anti-deviation system and method for a mining long-distance two-way conveying belt conveyor. According to the system, a supporting bottom frame is rotatably connected to a machine body rack through a rotating shaft, a carrier roller support is connected with the supporting bottom frame through a lifting support set, and a linear telescopic deviation rectifying mechanism is connected with the supporting bottom frame; the deviation monitoring unit comprises a laser displacement sensor, a tilt angle sensor, a tension sensor, a friction force sensor and a speed monitoring mechanism; the positioning unit comprises a radio frequency tag and a plurality of devices; the method comprises the steps that real-time monitoring operation is conducted through the deviation monitoring unit and the positioning unit, when the deviation working condition occurs, the linear telescopic deviation rectifying mechanism is controlled to conduct telescopic action, and meanwhile the three liftable single supports in the corresponding monitoring sections are controlled to conduct lifting combined action; the rotating action of the supporting bottom frame and the swinging action of the carrier roller support are utilized at the same time to conduct deviation rectifying and adjusting action on a deviated belt. According to the system and the method, efficient and accurate deviation correction adjustment operation can be realized.

A tensionable belt conveyor device (24, 26) for conveying mineral material comprises: - a device frame (30), - a rotatable pulley (36), - an endless conveyor belt (32), - a bearing block (60) which rotatably supports the deflection roller (36) as a tensioning deflection roller (36), and - a tensioning device (34) for displacing the tensioning deflection roller (36) relative to the device frame (30), wherein the tensioning device (34) has a threaded rod arrangement (38). The threaded rod arrangement (38) has a first threaded rod (40) with a first adjusting nut (64) and a second threaded rod (42) with a second adjusting nut (66), wherein the first threaded rod (40) is fixed in a translationally immovable manner to a structure comprising the device frame (30) and the first bearing block (60) as a first fixed structure (58), wherein the other structure in each case is physically supported as a first support structure (68) in the direction of the first fixed structure (58) by the first adjusting nut (64), wherein the second threaded rod (42) is fixed in a translationally immovable manner to a structure comprising the device frame (30) and the first bearing block (60) as a second fixed structure (58), wherein the other structure in each case is physically supported as a second support structure (68) in the direction of the second fixed structure (58) by the second adjusting nut.

The invention discloses a conveying device for detecting the protruding height of an oil injector, and relates to the technical field of oil injector detection. Wherein the conveying piece comprises a rolling shaft and an anti-skid sleeve which are connected in a sleeved mode, the roughness of the surfaces of the rolling shaft and the anti-skid sleeve is different, and the rolling shaft is driven by a motor to rotate. According to the conveying device for detecting the protruding height of the oil sprayer, the rolling shaft and the anti-skid sleeve which are connected in a sleeving mode are adopted, the roughness of the surface of the anti-skid sleeve is increased, and therefore the roughness of the device is changed according to needs, and the problem that when an existing conveying device for detecting the oil sprayer is used, the height of the oil sprayer is too large is effectively solved. The technical problem that the roughness of the conveying belt cannot be freely adjusted according to needs is solved, the purpose of freely adjusting the surface roughness of the conveying device is achieved, the surface roughness of the conveying device can be adjusted according to the machining condition of the air cylinder cover, various machining requirements are met, and the applicability of the device is improved.

The invention discloses a centering table conveying mechanism with a positioning structure, and relates to the technical field of conveying equipment. The part centering device comprises a rack, a plurality of conveying rollers are installed on the inner side of the rack and are in transmission connection with one another, and a centering assembly is arranged on the lower side of the rack and is matched with a gap between every two adjacent conveying rollers, so that centering treatment is conveniently conducted on parts in the conveying process, and the parts are conveyed rightwards along the center position; and the positioning assembly is arranged on one side of the centering assembly, so that the parts conveyed to the machining areas can be conveniently positioned and clamped, further machining treatment can be conveniently conducted on the parts, and the situation that the positions of the parts deviate, consequently, machining errors are caused, and the quality of the parts is affected is effectively avoided.

Various embodiments are directed to a guard apparatus for a conveyor system. The conveyor system comprises a plurality of rollers rotatably disposed between a pair of side frames of the conveyor system. The guard apparatus comprises a top cover and a first flange. The top cover is disposed in a first gap formed between a first roller and a second roller of the plurality of rollers. The first flange extends from a first end of the top cover into a second gap formed between a first end face of the first roller, a second end face of the second roller and a corresponding side frame of the conveyor system.

The invention discloses a thermal power plant coal conveying belt multistage automatic deviation rectifying device which comprises a rack, a plurality of conveying belt carrier roller mechanisms are fixedly connected to the rack, a conveying belt is connected to the conveying belt carrier roller mechanisms in a sleeving mode, the device further comprises a first deviation rectifying mechanism and a second deviation rectifying mechanism, and the first deviation rectifying mechanism comprises a supporting frame, a coal pushing plate and a second U-shaped frame; the lower end of the supporting frame is fixedly connected with the rack, a first U-shaped frame is fixedly connected to one side of the upper end of the supporting frame, the other end of the first U-shaped frame is fixedly connected with the coal pushing plate, a connecting frame is fixedly connected to the first deviation rectifying mechanism, a through hole is formed in the connecting frame, and an extrusion wheel is rotationally installed in a second U-shaped frame through a shaft. A connecting rod is fixedly connected to the second U-shaped frame, the connecting rod is in sliding fit with the through hole, and the connecting rod is sleeved with a return spring. And a second deviation rectifying mechanism. Through mutual cooperation of the first deviation rectifying mechanism and the second deviation rectifying mechanism, deviation of the conveying belt can be automatically rectified in the normal operation process of the coal conveying belt.

The invention discloses a trailer and a trailer damping method.The trailer is applied to a wheel track type belt conveyor and used for supporting and dragging a conveying belt on a track of the wheel track type belt conveyor and walking along with the conveying belt, the trailer comprises a frame and a plurality of wheel assemblies distributed on the two sides of the frame, and the frame is provided with mounting seats corresponding to the wheel assemblies one to one; the wheel assembly comprises a wheel body, a wheel axle and a bearing, the wheel axle is in transmission connection with the wheel body through the bearing, at least part of the area of the wheel axle penetrates through a mounting hole formed in the mounting base and is in clearance fit with the mounting hole, and an elastic structure located between the mounting base and the wheel axle is arranged in the mounting hole. When the trailer transports a conveying belt and materials on the track, material loads and wheel-rail force are subjected to energy storage and energy consumption when passing through the elastic structure, so that the overall vibration of the trailer is attenuated, the vibration reduction effect of the trailer during operation on the track can be greatly improved, the peak value of a bearing vibration curve can be reduced, the peak clipping effect is achieved, and the service life of the bearing is prolonged.

The invention relates to the technical field of belt conveyors, in particular to a carrier roller of a belt conveyor, which comprises a main body mechanism, the main body mechanism comprises a main frame, a carrier roller assembly is arranged in a position, close to the bottom, between the main frame, and the carrier roller assembly comprises a fixed plate I fixedly connected with the main frame; a telescopic rod is arranged at the bottom of the inner side of the first fixing plate, second fixing seats are arranged at the positions, close to the two ends, of the bottom of the inner side of the first fixing plate, the output end of the telescopic rod is fixedly connected with a mounting plate, and limiting sliding rods which penetrate through the main frame and are in sliding connection are arranged at the bottoms of the two ends of the mounting plate. Through cooperation of the telescopic rod, the mounting plate, the limiting sliding rod and the reset spring, the height and the inclination angle of the first carrier roller and the second carrier roller are flexibly adjusted. According to material characteristics and conveying requirements, the gradient and shape of the conveying belt are adjusted, materials are prevented from being scattered and stacked, and the applicability and universality of the belt conveyor to various materials are enhanced.

The invention relates to the field of deviation detection of conveying belts, in particular to a deviation self-detection device and method for a conveying belt in a belt conveyor. The device comprises a deviation detection mechanism, a self-checking mechanism, an adjusting mechanism and a central controller, the deviation detection mechanism comprises a shell, a mounting shaft rotationally arranged on the shell, a second gear and a cam assembly which are arranged on the mounting shaft, a connecting frame and a switch frame which are arranged on the shell, a rotating frame with a first connecting arm and a second connecting arm, and a first roller rotationally arranged at the outer end of the first connecting arm; the second roller is rotatably arranged at the outer end of the second connecting arm; the travel switch is arranged on the switch frame; the limiting plate is rotatably arranged on the shell; the two ends of the tension spring are connected with the limiting plate and the shell respectively; the device can be triggered by the off-tracking conveying belt to give an alarm, has a self-checking function, has an effective conveying belt off-tracking detection effect, and avoids false alarm.

The invention relates to the technical field of photovoltaic panel welding, in particular to a workpiece feeding device of a bus bar welding machine, which comprises two fixing frames, feeding devices, a supporting device and a pushing device, the uniformly distributed feeding devices are mounted at the top of the fixing frames, the supporting device is arranged between the two fixing frames, and the pushing device is mounted on the top of the fixing frames. The device comprises a fixed frame, a driving motor, a driving shaft, a mounting frame, a fixed plate, a driving belt pulley, a driven belt pulley, a belt main body, a fixed shell, a supporting shell, a supporting wheel, a limiting plate, a threaded rod, a nut, a limiting rod, a rubber ring, a pushing spring and a dismounting main body, the driving belt wheel, the belt main body and the driven belt wheel can be driven to rotate through the driving motor and the driving shaft, the belt main body is attached to the supporting wheel so as to support the belt main body, the belt main body can be attached to the photovoltaic module all the time, and stable feeding of the photovoltaic module is guaranteed.

The invention discloses a novel tripper car suspended side-floating-preventing material scattering device, and relates to the technical field of belt conveyor conveying, the novel tripper car suspended side-floating-preventing material scattering device comprises a ground belt conveyor, a tripper car carrier roller set is arranged on the upper surface of the ground belt conveyor, a conveying belt is arranged on the upper surface of the ground belt conveyor, and a pressing wheel mechanism is fixedly installed on the upper surface of the tripper car carrier roller set; a transition carrier roller set mechanism is arranged on the right side of the pressing wheel mechanism, the transition carrier roller set mechanism is located between a tripper carrier roller set and a conveying belt, and a conical surface roller mechanism is fixedly installed at the end, close to a ground belt conveyor, of the tripper carrier roller set. A conical surface roller mechanism is installed at the position of a first carrier roller set at the tail end of a tail car carrier roller set, transition carrier roller set mechanisms are installed at the positions of a second carrier roller set, a third carrier roller set and a fourth carrier roller set at the tail end of the tail car carrier roller set, the transition carrier roller set mechanisms and the conical surface roller mechanism form a whole to receive materials, and the situation that the transition carrier roller set mechanisms deviate and scatter materials due to the fact that carrier rollers do not rotate is avoided.

The invention discloses a feeding device for steel structure machining, and relates to the technical field of feeding devices. A feeding device for steel structure machining comprises a protective cover with a strip-shaped groove formed in the top, and further comprises two symmetrically-arranged strip-shaped frames which are longitudinally installed in the protective cover in a sliding mode and parallel to the strip-shaped groove, rotating shafts are rotationally installed on the two strip-shaped frames, conveying rollers are installed on the outer walls of the rotating shafts, and the conveying rollers are arranged in the protective cover. Wherein one group of conveying rollers is located in a gap of the other group of conveying rollers, and a driving source for driving the rotating shaft to rotate is fixedly mounted on the strip-shaped frame. The two lifting frames are symmetrically arranged and are fixedly connected with the two strip-shaped frames respectively; the two sets of conveying rollers can achieve feeding work of steel structure raw materials in turn, then the work intensity of the conveying rollers can be reduced, rubber sleeves on the outer walls of the conveying rollers are not prone to heating and abrasion, and therefore the maintenance frequency and the maintenance cost can be reduced.

The invention relates to the technical field related to conveying belts, in particular to a material conveying structure for a conveying belt detection machine table, which comprises a baffle plate, and a material blocking mechanism is arranged on the upper surface of the baffle plate. According to the material conveying structure for the conveying belt detection machine table, through the arrangement of the material blocking mechanism, when the material conveying structure is used, a rotating cylinder in the material blocking mechanism can rotate when making contact with materials, sliding friction between the materials and a check block is converted into rolling friction, the influence of friction force on the materials is greatly reduced, and the integrity of the materials is effectively protected; the speed of materials moving towards the material receiving box can be increased through rotation of the rotating cylinder, the materials are prevented from being detained and accumulated at the blocking position, the materials can quickly and smoothly pass through the material blocking area, continuity and smoothness of the whole material conveying process are guaranteed, the position of the material blocking mechanism can be flexibly adjusted according to the height of the materials, unqualified objects are accurately blocked, and production efficiency is improved. And the material detection accuracy and the separation efficiency are effectively improved.

Apparatuses, systems, methods, and / or the like are provided for a transfer apparatus. An example transfer apparatus includes a bed having a first plurality of balls and a second plurality of balls having a first and second diameter, respectively, and wherein at least one of the first plurality of balls and at least one of the second plurality of balls are configured to rotate relative to the bed, wherein at least one belt of the plurality of belts is operably engaged with the at least one ball of the first plurality of balls or the at least one ball of the second plurality of balls; and a driver operably connected to the at least one belt of the plurality of belts, wherein the driver is configured to power the at least one belt of the plurality of belts.

The invention discloses a non-coal mine belt conveyor carrier roller wear abnormal sound feature extraction method, and particularly relates to the technical field of navigation positioning, and the feature extraction method comprises the following steps: S1, constructing an anti-interference sound collection system, and collecting a sound signal in a carrier roller operation process; s2, preprocessing the collected sound signals, wherein the preprocessing comprises adaptive filtering and denoising, signal segmentation and abnormal peak suppression; s3, adopting a multi-domain fusion feature extraction strategy to extract time domain features, frequency domain features and time-frequency domain features from the preprocessed sound signals; s4, screening out an optimal feature subset sensitive to the wear state of the carrier roller through feature importance evaluation and redundancy analysis; the non-coal mine belt conveyor carrier roller wear abnormal sound feature extraction method can effectively resist noise interference of a non-coal mine complex environment, accurately extract carrier roller wear abnormal sound features, and provide a reliable basis for intelligent diagnosis of a carrier roller wear state.

The invention relates to the technical field of screw conveyors, in particular to an end shaft hole dynamic sealing structure of a chemical single-pipe screw conveyor. Comprising a conveying shaft rotationally connected to a rack; the flange is connected with the end cover, a through hole is formed in the middle shaft, the conveying shaft is in clearance fit with the through hole, the inner side face of the flange is coaxially connected with an end cover leakage-proof ring, and the end cover leakage-proof ring is in clearance fit with the conveying shaft. The annular limiting seat is coaxially connected to the outer side of the flange connecting end cover; the packing body is arranged between the annular limiting seat and the conveying shaft; the inner wall of the packing pressing ring is in clearance fit with the conveying shaft, the packing pressing ring comprises a flange connecting part and a pressing part, the flange connecting part is adjustably connected to the annular limiting seat through a connecting piece, and the pressing part abuts against the outer end of the packing body. According to the end shaft hole dynamic sealing structure of the spiral conveyor, the acting force of the spiral blade for pushing materials can be eliminated, the materials are prevented from being extruded into a gap between the packing and the spiral shaft, and the sealing performance is good.

The invention discloses a filling and transporting device for gold mine mining, which relates to the technical field of transporting devices and comprises a rack, conveying rollers are arranged on two sides of the rack, a conveying belt is arranged on the outer sides of the conveying rollers in a transmission manner, a row of cleaning rollers are arranged on the rack and positioned below the conveying belt, and a control component is arranged on the inner side of the conveying belt. According to the filling and conveying device for gold mine mining, impact force generated by falling of gold mine mining fillers is buffered through the first damping springs, the impact force generated by falling of the gold mine mining fillers can be effectively prevented from directly acting on the conveying belt, and therefore damage such as abrasion and deformation of the conveying belt caused by impact is reduced, and the service life of the conveying belt is prolonged; the equipment maintenance and replacement cost is reduced; buffering can absorb and disperse impact force, the influence of the impact force on the whole conveying system is reduced, the conveying belt is more stable in the operation process, and equipment vibration and shaking caused by the impact force are reduced.

The invention discloses a carrier roller fault diagnosis method based on aliasing period fusion features, and particularly relates to the field of roller fault diagnosis. According to the scheme, the operation data of the carrier roller of the conveyor are collected through the sensor, and the collected original sensing data are preprocessed; the method comprises the following steps: dividing carrier roller sensing data into samples based on sliding window sampling, and dividing into a training set, a verification set and a test set according to 6: 3: 1; a carrier roller fault diagnosis model based on the Times-SCConv network is constructed, and parameters are initialized; training and verifying the Times-SCConv network based on the training set and the verification set, optimizing network parameters by using an optimization algorithm, and storing an optimal weight; and inputting the test set into the optimal Times-SCConv network model to carry out carrier roller fault diagnosis, and finally obtaining a carrier roller fault classification result and test accuracy. According to the technical scheme, the problem that fault feature extraction is difficult when sensing data signals of the carrier roller are subjected to aliasing coupling is solved, and modeling extraction of carrier roller data periodic change features is achieved.

The invention relates to the technical field of lifting conveyor structures, in particular to an intelligent material lifting conveyor structure which comprises a support and an ejection anti-blocking assembly, a conveying cylinder is fixedly connected to the support, the ejection anti-blocking assembly is movably mounted in the conveying cylinder, and the ejection anti-blocking assembly is movably mounted in the conveying cylinder. Through the arranged ejection anti-blocking assembly, when any one of the first segmented barrel, the second segmented barrel and the third segmented barrel is blocked, the friction force of external blocking is larger than that of an internal anti-skid sealing ring, the synchronous rotation state between the axis pipe and the segmented barrels is relieved, the axis pipe starts to rotate independently, and the anti-blocking effect is achieved. The push block starts to rotate towards the side face from the gap between the ejector rods, so that the ejector rods are sequentially ejected upwards, materials are pushed and dredged, the blockage condition is relieved, the conveyor has the anti-blockage dredging capacity, dredging can be achieved under the blockage condition, and the practicability of the conveyor is improved.

The utility model discloses a powerful automatic deviation corrector for a belt, and relates to the field of automatic deviation correctors, the powerful automatic deviation corrector comprises a bearing base and a supporting column, the front side and the rear side of the top of the bearing base are symmetrically provided with fixing plates, the outer sides of the fixing plates are provided with driving motors, and output shafts of the driving motors are provided with adjusting assemblies through couplings; and a deviation rectifying assembly is movably mounted at the top of the adjusting assembly. According to the powerful automatic deviation rectifying device for the belt, through the arranged connecting plate, when a worker drives a threaded adjusting rod to rotate in a connecting base, mounting plates on the upper side and the lower side can be driven to synchronously move along the inner surface of a fixing support; the purpose of quickly and accurately adjusting the transverse positions of the light source emitter and the light source receiver is achieved; and the situation that the adjusting efficiency of a worker is interfered due to the fact that the worker needs to spend a long time to adjust the position of the monitor when the worker needs to carry out automatic deviation correction monitoring processing on belts with other widths is avoided.

The invention provides automatic adjusting and monitoring equipment for the running state of a coal conveying belt, and relates to the technical field of coal conveying belt equipment.The automatic adjusting and monitoring equipment comprises the coal conveying belt, and the coal conveying belt is provided with a belt deviation correcting assembly, a coal flow load adjusting assembly and a tension deflection control assembly; the belt deviation correcting assembly is used for correcting deviation of the coal conveying belt, the coal flow load adjusting assembly is used for controlling coal flow, and the tension deviation control assembly is used for controlling lateral tension borne by the coal conveying belt. Through cooperative work of the belt deviation correcting assembly, the coal flow load adjusting assembly and the tension deflection control assembly, the problems of belt deviation, coal flow load fluctuation, lateral tension unbalance and the like are remarkably reduced, the overall operation stability of the coal conveying belt is improved, equipment damage caused by long-term deviation, overload or deformation is avoided, and the service life of the coal conveying belt is prolonged. The maintenance frequency is reduced, the service life of equipment is prolonged, the requirement for manual intervention is reduced through an automatic adjustment mechanism, and the operation and maintenance cost is reduced.

An apparatus to adjust tension in an endless belt of an industrial machine may include a conveyor assembly, a tension system, an image sensor, and a controller. The controller may be operable to receive a first image from the image sensor; determine a position of a first raised feature of an endless belt of the conveyor assembly relative to a first groove formed in the first roller of the conveyor assembly based on the first image and actuate an actuator of the tension system to alter the tension level in the endless belt in response to a determination that the first raised feature is at a location relative to the first groove outside of a selected range of locations to move the first raised feature to within the selected range of locations.

The invention provides a multi-roller cooperative belt deviation rectification control method and system, and the method comprises the steps: comparing a current belt edge with a belt edge set value, obtaining a deviation distance # imgabs1 # and a deviation speed # imgabs2 # of a pixel correlation point # imgabs0 # at the intersection of each deviation rectification roller and a standard edge line, and constructing a state vector # imgabs4 # in combination with a deviation rectification roller angle # imgabs3 #; # imgabs5 outputs an action through a strategy network of a reinforcement learning model, combines the action and a state vector into a state action pair, inputs an action reconstruction model to reconstruct the action, and outputs a safety action for subsequent motor control; the state action pair also inputs the action value network and the action cost network of the reinforcement learning model, and evaluates the action output by the strategy network. The belt deviation rectifying device can perform deviation rectifying control on the belt.

The invention relates to the technical field of welding devices, in particular to a welding device for metal steel structure machining, which comprises a machine base, a distance control motor is fixedly mounted on the surface of the machine base, a distance control threaded rod, a clamping seat, a conveying seat, a lifting threaded rod and a conveying roller are arranged, and the distance control threaded rod is matched with the clamping seat by utilizing the synergistic effect of the structures; the distance between the clamping blocks is adjusted through driving of the motor to adapt to workpieces of different lengths and is stably fixed through the clamping mechanism, the lifting threaded rod on the conveying base can drive the conveying roller and the pressing roller to move up and down, and the distance is flexibly adjusted to meet the conveying requirements of the workpieces of different thicknesses. The conveying roller is driven by the motor to be matched with the material pressing roller to form stable conveying, it is ensured that workpieces move linearly at a constant speed, positioning clamping and conveying distance adjustment of the workpieces are changed into stable conveying, the adaptability of the device to diversified workpieces is improved, the accuracy of the welding position is guaranteed, and the welding efficiency and quality are improved.

The invention discloses an intelligent transportation management system and method for a long-distance two-way transportation belt conveyor. According to the system, an anti-explosion frequency converter and an emergency stop device are connected with a driving motor; the test roller is mounted on the rack; the speed sensor and the vibration sensor are connected with the test roller. The image acquisition module is supported above the belt conveyor; the longitudinal tearing sensor is mounted on the rack; the radio frequency tag is embedded in the conveying belt, and the reader is supported above the rack; the method comprises the steps that the data collection assembly collects the running state of the conveyor in real time; the edge calculation module controls the rotating speed of a driving motor by using an explosion-proof frequency converter based on the coal flow proportion, and performs closed-loop adjustment in combination with the running speed data of the conveying belt; the edge calculation module senses the abnormal operation condition based on the vibration data and the tearing data, and senses the local deviation condition based on the positioning module. According to the system and the method, intelligent management of the running process of the belt conveyor can be realized.