25206results about "Webs handling" patented technology

An edge guide is provided. A structure includes curved surface over which a print media can travel. The print media includes a first edge and a second edge that is opposite the first edge. A first media guide is contactable with the first edge of the print media. A second media guide is contactable with the second edge of the print media. The second media guide is spaced apart from the first media guide. A relative spacing between the second media guide and the first media guide is adjustable such that a distance between the first media guide and the second media guide is variable. The second media guide includes a mechanism that applies a nesting force to the second edge of the print media to cause the first edge of the print media to move toward and contact the first media guide.

The invention provides a control method of tension adjusting equipment on a composite copper foil continuous production line, which comprises the following steps: acquiring a tension set value and a tension actual value of adjacent stations on the composite copper foil continuous production line, and calculating a difference value between the tension set value and the tension actual value to obtain tension deviation data; in the process of adjusting the tension between the adjacent stations, judging whether the copper foil snakes or not, and if yes, feeding back snaking offset data of the copper foil to a feed-forward compensation function and a feedback controller so as to cooperatively adjust the control of the tension; on the basis of tension balance between adjacent stations, operation parameters of all stations of the composite copper foil continuous production line are collected in real time, and a production line operation mathematical description function is established; and optimizing control parameters of production line operation in combination with a preset rule in the preset knowledge base.

The invention relates to a self-adaptive control rewinding machine tension and coiled material deviation collaborative optimization method in the field of intelligent manufacturing, and the method comprises the steps: deploying a distributed tension sensor network at a key position of a rewinding machine coiled material path, collecting the tension value of each measurement point in real time, and generating a multi-point tension distribution data matrix arranged according to a time sequence; processing the multi-point tension distribution data matrix by adopting a sliding window time sequence analysis algorithm, detecting tension fluctuation abnormity, and if a tension value exceeds a preset threshold range, recording a tension abrupt change timestamp and a change amplitude, and generating tension abrupt change data; based on the working condition state description, the rolling diameter real-time change data sequence and the tension sudden change data, a prediction model reflecting rolling diameter change and tension fluctuation is constructed in real time, and a predicted tension trend is obtained; and comparing the predicted tension trend with a preset ideal tension range through a model prediction control algorithm, and generating a multi-target optimization instruction which comprises a dynamic torque regulation and control quantity and a floating roller position set value.

The invention relates to the technical field of machine learning, in particular to an intelligent control system for production tension of polyester fiber cloth. Comprising a flexible strain acquisition module, an image acquisition module, a laser displacement acquisition module, a temperature monitoring module, a multi-modal time sequence fusion data set generation module, a multi-modal data fusion and evaluation module, a workshop section coupling analysis module and an MPC control decision module. The system acquires transverse tension distribution data, longitudinal tension distribution data, fiber cloth deformation data, fiber cloth surface images and real-time temperature data of each workshop section, and performs time synchronization and preprocessing to obtain a multi-modal time sequence fusion data set; generating a comprehensive tension evaluation value and a comprehensive deformation evaluation value by using a Stacking fusion model; and in combination with a workshop section coupling coefficient matrix, a control instruction is finally output by the MPC control decision module, so that intelligent, real-time and precise control on the tension in the polyester fiber cloth production process is realized.

The invention discloses a tensile test device for a PE protective film, and relates to the technical field of protective film test.The tensile test device comprises a main machine table, a feeding mechanism is fixedly installed on the upper surface of the left end of the main machine table and used for feeding and discharging, and a detection mechanism is fixedly installed on the upper surface of the right end of the main machine table and used for conducting tensile detection on a sample. A recycling box is fixedly connected to the middle position of the upper surface of the main machine table, and a control box is fixedly installed on the right front portion of the lower surface of the main machine table. Firstly, a left air cylinder is controlled to be started to drive a left clamping plate to downwards extrude a PE protective film into an anti-falling groove I, at the moment, clamping of the left ends of a plurality of samples is effectively completed, and then a right air cylinder is controlled to be started to drive a right clamping plate to downwards extrude the samples into an anti-falling groove II; at the moment, clamping of the right ends of a plurality of samples is effectively completed, and the stability of the clamped samples can be effectively improved through cooperative use of the first anti-disengaging groove and the second anti-disengaging groove.

The invention relates to a winding tension control method and system. The method is applied to a winding tension control device, the device comprises a tension control part and a linear speed control part, and the method comprises the following steps: acquiring a real-time tension detection value and a tension set value of the tension control part, calculating a tension error and a tension error change rate, and performing fuzzy reasoning according to a fuzzy control algorithm to obtain a linear speed control value; pID output parameters are obtained through integral separation PID and used for indicating and controlling a first servo motor of a tension control part; and acquiring a real-time linear speed value and a linear speed set value of the linear speed control part, calculating a linear speed error and a linear speed error change rate, and inputting the linear speed error and the linear speed error change rate into the PID compensation model based on a fuzzy control algorithm to obtain a PID compensation parameter for indicating and controlling a second servo motor of the linear speed control part. According to the method, the tension and the linear speed are subjected to fuzzy control and PID control respectively, the control precision can be improved, and the stability, the response speed and the production efficiency of the winding process are effectively improved.

The invention discloses a UV illumination control method and system for a reel-to-reel exposure machine. The method comprises the following steps: acquiring a real-time moving speed and a tension change value of a coiled material; when the tension change value is greater than the tension threshold value, predicting the deformation trend of the surface of the coiled material based on a nonlinear regression algorithm in combination with the real-time moving speed to obtain a deformation influence value; according to the deformation influence value, a PID control algorithm is adopted to adjust the UV light source, and a light intensity distribution value is obtained; according to the light intensity distribution value, a fuzzy control algorithm is adopted to calculate the output intensity requirement of the UV light source, and speed adjustment is carried out in combination with the real-time moving speed, so that optimized irradiation parameters are obtained; performing area judgment according to the optimized irradiation parameters to obtain an overexposure area and an underexposure area; and adjusting the intensity and distribution of the UV light source in the overexposure area and the underexposure area until the area exposure quality reaches a preset standard range. The method can realize real-time response regulation and control on tension and speed change of the coiled material, and solves the problem of non-uniform exposure dose.

The invention relates to a plastic film defect detection device in the field of detection equipment, which is provided with a fixed clamping assembly and a movable clamping assembly to tension intermittently conveyed plastic films section by section instead of a floating roller tensioning mode adopted by a traditional film detection device, so that film vibration and motion artifacts during continuous conveying and shooting of the films are reduced, and the detection efficiency is improved. The shot plastic film has better flatness, the quality of the shot image is improved, and the accuracy of defect detection is further improved; meanwhile, the two ends of the to-be-detected film are clamped and fixed through the fixed clamping assembly and the movable clamping assembly, the probability that a tearing opening is expanded to a non-detection part of the film after the film is tensioned and torn is reduced, and the output of plastic film waste during detection is reduced; in addition, through the cutting assembly and the secondary feeding mechanism, cutting of the unqualified part of the film and secondary feeding of the part to be detected are achieved.

The utility model provides a manual hot stamping mechanism which comprises a working table, an unwinding roller, a winding roller and a hot stamping assembly, the hot stamping assembly is located between the unwinding roller and the winding roller, the unwinding roller and the winding roller are both rotationally connected to the working table, and the manual hot stamping mechanism further comprises a conveying belt. The two ends of the workbench are rotationally connected with a first conveying roller and a second conveying roller correspondingly, the conveying belt is tensioned through the first conveying roller and the second conveying roller, the workbench is fixedly connected with a supporting plate, and the supporting plate supports the conveying belt and is located between the conveying belt and the hot stamping assembly. The purpose of conveniently guiding the license plate out of the workbench is achieved.

An aluminum foil slitting and winding device relates to the technical field of slitting and rewinding and comprises a slitting unit, a rewinding unit, a tension adjusting device and a slitter edge winding device. The tension degree adjusting device works cooperatively through a rotary disc, a swing arm and a variable-diameter adjusting roller, it is ensured that the wrap angle and the tension degree are constant when aluminum foil enters the roller, and the problems of wrinkles and edge warping in the winding process are remarkably solved. The variable-diameter adjusting roller adopts the design of an elastic supporting framework and a double-spiral lead screw, and the transverse and longitudinal tension degree of the aluminum foil can be flexibly adjusted. And the slitter edge winding device is provided with a slewing bearing and a reel, so that ordered winding of slitter edges is realized, and normal winding operation is prevented from being interfered. In addition, a pulse type air hammer and a buffer device are further arranged and used for releasing the stress of the edge of the aluminum foil and preventing the slitter edge from being knotted or wound correspondingly, and the winding process is further optimized. According to the aluminum foil winding device, the stability and quality of aluminum foil winding are improved, the operation difficulty is reduced, and the production efficiency is improved.

The invention discloses a multi-group film winding tension cooperative control system, which belongs to the technical field of plastic film production control, and comprises a plurality of groups of parallel winding devices, each winding device is provided with a motor, a winding wheel group, a belt, a speed sensor, a laser range finder, a data acquisition module, a tension calculation module, a speed adjustment module and a control execution module, the tension calculation module is used for acquiring corrected winding tension characteristics according to the film winding tension information, and the speed adjustment module is used for adjusting the winding speed according to the tension information and the historical tension information and outputting the corrected winding speed; through comprehensive consideration of multiple factors, the tension calculation accuracy is improved, cooperative control over the tension of multiple sets of films is achieved, and the purposes of dynamically adjusting the winding speed and then improving the system stability are achieved.

The invention provides an automatic stator paper inserting machine which comprises a paper feeding device arranged on a mounting plate, and a feeding device arranged on the side of the mounting plate conveys insulation paper to the paper feeding device; the creasing device is arranged on the mounting plate and located below the paper feeding device, and four folds are pressed in the middle and on the two sides of the insulation paper through the creasing device; the paper cutting and forming device is arranged on the mounting plate and located below the indentation device, the lower end is provided with a paper outlet facing the stator, and the insulation paper is cut off according to the preset length and bent and formed. The paper pushing device is arranged on the mounting plate and located above the paper cutting and forming device and on the side, away from the feeding device, of the creasing device. The adjusting device provided with a stator is installed on the lower rack and located below the paper cutting and forming device. The adjusting device adjusts the height and the angle of the stator so that the stator groove can correspond to the paper outlet, and the paper pushing device downwards pushes the formed insulation paper to be inserted into the stator groove in a matched mode. According to the invention, the insulation paper can be automatically and efficiently inserted into the stator slot, and the stator production efficiency is improved.

Toilet tissue having a dynamic surface and method for making same are provided.

The invention relates to the technical field of paper tension control, and discloses a high-speed paper conveying mechanism paper tension dynamic balance control method and system, and the method comprises the steps: S1, obtaining paper web parameters, calculating the cross section area, and determining the target tension reference of each tension region; s2, tension signals are collected and filtered, and tension errors are calculated; s3, the wrap angle, the normal pressing force, the roller linear speed, the vacuum pressure and the roller surface roughness are collected, and the tension transmissibility index is calculated; s4, constructing a tension dynamic model containing a leakage item; s5, calculating a speed difference based on the tension error and the dynamic model, and generating a speed instruction from bottom to top; s6, the rolling diameter is estimated, and the feed-forward torque is calculated in combination with the dynamic parameters; and S7, an amplitude limiting speed instruction is executed, the convergence rate is adjusted in a self-adaptive mode, and constant-speed escorting is started when the tension transmissibility is low. The real-time dynamic balance control of the tension of each tension area in the high-speed paper conveying process is realized.

The invention relates to a device (10) for labeling containers. The device (10) comprises a labeling unit (12) with a labeling unit (14) for labeling the containers and a supply unit (24) connected to the labeling unit (14) for feeding a label tape to the labeling unit (14). The supply unit (24) comprises a robot cell (26) spaced apart from the labeling unit (14). The robot cell (26) comprises a roll storage unit (34), a roll pickup device (36), and a robot (52) configured to automatically load the roll pickup device (36) with label rolls from the roll storage unit (34).

The invention relates to the technical field of printing and dyeing textile equipment, and discloses an automatic cloth roll dismounting device which comprises a stacking support, a plurality of cloth rolls can be stacked on the stacking support in sequence, and binding ropes are bound to the two ends of each cloth roll; a robot body is arranged on one side of the stacking support, and a first clamp or a second clamp can be installed at the top end of the robot body. Wherein the first clamp and the second clamp are installed in a mutually exclusive mode, that is, only one set of the first clamp and the second clamp can be installed at the same position of the top end of the robot body, the equipment for automatically disassembling the yardage rolls can achieve unstacking of the yardage rolls, cutting off binding ropes and adjusting the orientation of cloth ends of the yardage rolls, meanwhile, automation of the whole carrying and feeding process of the yardage rolls is achieved, and the automation degree is high. The effect of saving labor and corresponding labor cost input in the unwinding link is achieved to the maximum extent, meanwhile, the effective working efficiency of unwinding can be greatly improved, and the labor intensity of workers is relieved.

The invention provides a pole piece deviation rectification control method of an automatic cutting lithium battery winding machine, which comprises the following steps of: installing a width sensor on the winding machine, acquiring width data of a current winding pole piece in real time, and transmitting the acquired width data to a deviation rectification control system as an input parameter of a control decision; when the control strategy is adjusted, historical production data are analyzed through a machine learning algorithm, optimal control parameter combinations under different pole piece widths are obtained, and a self-learning parameter optimization model is formed and used for guiding deviation correction control decisions of subsequent batches of products; in the winding process, the offset and the motion state of the pole piece are continuously monitored, filtering processing is conducted on collected data through a Kalman filtering algorithm, interference noise is eliminated, the accuracy of offset detection is improved, and a reliable feedback signal is provided for a deviation correction executing mechanism.

The invention discloses a dynamic tension control method for a dry-method winding and unwinding system, solves the problems of high overshoot, long coil diameter sudden change adjustment time and large steady-state fluctuation in low-speed operation of the dry-method winding and unwinding system under a high-speed reversing working condition, and belongs to the technical field of composite material equipment development. The method comprises the steps of collecting data of a winding and unwinding system, identifying total rotational inertia and friction torque on line according to the data, obtaining a friction compensation item according to the friction torque, and obtaining a rotational inertia feed-forward item according to the total rotational inertia; the method comprises the following steps of S1, inputting the tension error and the tension error change rate of the winding and unwinding system into a fuzzy PID controller to obtain a PID parameter real-time adjustment amount, updating a PID parameter, and then obtaining a PID feedback control amount at the current moment k by using the PID controller and the tension error, and S3, synthesizing a friction force compensation item, a rotational inertia feed-forward item and the PID feedback control amount into a final control amount of the winding and unwinding system.

The gummed paper tearing device comprises a conveying mechanism and a gummed paper tearing mechanism, the gummed paper tearing mechanism comprises a fixing base, a lifting driving piece, a mounting block, a pressing wheel, a scraping block, a clamping piece and a pushing driving piece, the lifting driving piece is vertically arranged on the fixing base, and the mounting block is fixedly arranged at the bottom end of a telescopic rod of the lifting driving piece; the pressing wheel and the scraping block are arranged at the bottom end of the mounting block; the pushing driving piece is fixedly arranged on the mounting block, the clamping piece is composed of a rotating part, a clamping part and a push rod part, the rotating part is rotationally connected with the bottom end of the mounting block, the push rod part is hinged to a telescopic rod of the pushing driving piece, and the clamping piece abuts against the scraping block under the action of the pushing driving piece. The invention further discloses a card feeding production line which comprises the gummed paper tearing device and further comprises a card issuing device, a translation module and a waste gummed paper recycling device, and the gummed paper tearing mechanism is fixedly arranged on the translation module. The card feeding production line has the advantages that the efficiency of tearing off the gummed paper on the card paper is high, and the gummed paper can be conveniently torn off from the card paper on a large scale.

The invention discloses an automatic hot film rolling machine and method for a bare seedling belt for mechanical transplanting. The rolling machine comprises a rack, and the rack is provided with a bare seedling conveying device, a seedling belt releasing and collecting device, a hot sealing mechanism and a control system; the seedling strip releasing and collecting device comprises a lower film releasing assembly, a fixed-length film releasing assembly, an upper film releasing assembly, a flexible pressing wheel assembly, a film pressing assembly and a rolling assembly; the bare seedling conveying device comprises a conveying belt and a plurality of positioning mechanisms which are arranged on the conveying belt at equal intervals and are used for positioning bare seedlings; the heat sealing mechanism is located between the flexible pressing wheel assembly and the film pressing assembly. The hot sealing mechanism comprises a lifting seat and two rows of ironing columns which are installed on the lifting seat and arranged in a trumpet shape, and a partition plate with a trumpet-shaped opening groove in the lower portion is installed between the two rows of ironing columns. According to the invention, the production efficiency and the product quality are improved, and the stability and the accuracy of bare seedlings in the heat sealing process are ensured.

The utility model relates to the field of paper handles, in particular to a paper tape guiding and feeding assembly which comprises a bottom plate connected with a machine body, a plurality of first separation strips are evenly arranged on the surface of the bottom plate, and a gap for conveying paper tapes is reserved between every two adjacent first separation strips; each first separation strip is provided with a second separation strip, each second separation strip is in a T shape, each second separation strip and the corresponding first separation strip are spliced to form a conveying groove, and the conveying grooves are used for limiting paper tapes conveyed to the machine body through the space between the adjacent first separation strips. And the effect of improving the qualified rate of finished paper lifting handle products is achieved.

The utility model discloses an auxiliary tension bracket for slitting and cutting a silicon steel coiled material, which belongs to the technical field of slitting machine tension brackets, and comprises a slitting machine, a cutter arranged on the slitting machine, support frames arranged at one end of the slitting machine and oppositely distributed, and a support seat arranged between the two support frames, limiting rollers and positioning blocks used for supporting are distributed at the upper end of the supporting base at equal intervals, supporting plates are fixedly installed at the upper ends of the positioning blocks, and an adjusting mechanism is arranged between the two supporting frames. A metal plate is conveyed to the supporting plate through the slitting machine, the servo motor is started to drive the two-way lead screw to rotate, the oppositely-distributed movable plates are made to be close to each other till the limiting rollers are close to the side edge of the metal plate, and at the moment, the slitting machine continues to convey the metal plate. And the tension bracket is fast to adjust, manual approaching is not needed, and potential safety hazards caused by approaching of workers to mechanical equipment are avoided.

A coaxial cutting structure for film winding replacement, comprising a roller and a cutting device. A notch is provided on the roller, and the cutting device is arranged inside the roller and performs telescopic movement through the notch. The cutting device includes a toothed knife, a mounting tool holder, and a driving device. The mounting tool holder is arranged inside the roller. The toothed knife is detachably connected to the mounting tool holder and is located below the notch. The driving device is fixedly connected to the mounting tool holder. An arc-shaped guide groove is provided on the toothed knife, and the output end of the driving device moves movably in the arc-shaped guide groove and drives the toothed knife to slide up and down. In the present invention, the telescopic movement of the toothed knife is precisely controlled by the driving device, and the toothed knife adopts mobile cutting, effectively reducing the dependence on film tension. Moreover, with the help of the telescopic design of the toothed knife, on the premise of ensuring the cutting function, there is no need for too many auxiliary structures or high-power driving components, making the device structure more compact and lightweight, which helps to improve the performance of the equipment and extend its service life.

The utility model discloses a bundling packing machine, which comprises a rack, a packing platform, a film winding mechanism and a cutting mechanism, the packing platform is arranged on the rack, a winding channel is arranged on the packing platform, the lower part of the film winding mechanism is positioned in the winding channel and is arranged on the rack, and the film winding mechanism is provided with a winding space; a through hole is formed in the side wall of the winding channel, a strip-shaped check block is arranged at the position of the through hole, and a guide groove is formed in the strip-shaped check block. The cutting mechanism comprises a film pressing block, a cutter and a telescopic driving device, the telescopic driving device is installed on the rack, the driving end of the telescopic driving device penetrates through the through hole and is erected on the guide groove, the cutter is fixedly installed on the strip-shaped stop block, and the cutter and the telescopic driving device are located on the same side of the winding channel. According to the bundling and packaging machine, continuous packaging can be achieved, efficiency is effectively improved, and the starting end of a thin film does not need to be fixed to an object manually every time winding is conducted.

A component mounting device comprises a mounting head being configured to mount a component from a carrier tape onto a substrate, a component supply unit being configured to convey the carrier tape, a holder, and a carrier tape holding device providing a first storage space in communication with the holder. The carrier tape holding device is configured to perform operations comprising: holding the carrier tape that, when conveyed by the component supply unit, is pulled out from a tape roll body stored in the first storage space, having a tape roll body for replenishment stored in the holder; and receiving the tape roll body for replenishment from the holder when the carrier tape of the tape roll body for replenishment is conveyed by the component supply unit.

The invention relates to the technical field of automobile film roll dividing and edge cutting, in particular to a slitting device for improving color changing film slitting precision and flatness, which comprises a mounting seat, two supporting plates are arranged at the top of the mounting seat, an auxiliary mechanism, a conveying mechanism and a mounting strip are sequentially arranged between the two supporting plates, and a sliding groove is formed in the bottom side of the mounting strip. A transmission lead screw is rotationally arranged in the sliding groove, a sliding block is in threaded engagement with the transmission lead screw, a cutting knife is arranged on the top side of the sliding block through a reciprocating assembly, a receding strip hole communicating with the sliding groove is formed in the top side of the mounting strip, a servo motor is arranged on the side wall of the supporting plate, and an output shaft of the servo motor rotationally penetrates into the sliding groove. The servo motor drives the transmission lead screw to rotate to be meshed with the sliding block and drives the cutting knife to move horizontally, and under the cooperation of the reciprocating assembly, the cutting knife moves vertically in a reciprocating mode and is matched with the cutting force of the cutting knife to cut the color changing film.

System for handling cardboard reels to feed machines that produce cardboard tubes, comprising a station (F) for picking up the reels configured to receive a stack (2) of overlapping cardboard reels (1), a station (U) for unwinding of the reels, and handling means (D) for moving the reels (1) along a predetermined path. The means (D) for moving the reels comprise pneumatic means intended to pressurize a space (S) inside the stack of reels, in which said space includes the interface between an uppermost reel of the stack and the underlying reel, and gripping means configured and controlled to perform grip and release of the highest reel in the stack respectively.