36results about How to "Reduce paper waste" patented technology

A method and system for reprinting a portion of at least one document is disclosed. The document(s) include a plurality of pages. The method and system include querying a user regarding the portion of the document(s) that includes at least one erroneous page. The method and system also include instructing the user on loading at least a remaining portion of the document(s) or receiving an indication from the user as to how at least the remaining portion of the document(s) are loaded. The method and system also include automatically reprinting the portion of the document(s) to provide at least one reprinted page that is to replace the erroneous page(s). The method and system also include automatically merging the at least one reprinted page with the remaining portion of the document(s).

There is disclosed a method for printing metallic inks wherein a fountain solution and a first imprint ink are concurrently deposited onto a printing plate. A foundation metallic ink is then deposited onto the first imprint ink followed by depositing a second imprint ink is then onto the metallic ink. One or more layers of process ink colors can then be deposited onto the second imprint ink. The fountain solution is adjusted to have a pH of from about 3.7 to about 3.9 and the metallic ink is provided to have a tack of from about 14 to about 16.

When user specifies a desired minimum font size through a host computer 2, and issues a print instruction to a printer 3, a recommended N-up number operating section 37 of the printer 3 performs an arithmetic operation to obtain a maximum N-up number with which font size not larger than the desired minimum font size are not included. A printing section 35 of the printer 3 prints the obtained N-up number of sheets of original document images on one sheet of paper.

A booklet is produced including an outer sheet and an inner sheet folded and nested together. A print image having a thickness is printed where it is between the two sheets when they nest together. A cut length is calculated using the thicknesses of the sheets and the thickness of the print image, so that when the sheets are folded and the inner sheet is nested into the outer sheet, the edges of the inner sheet will not protrude beyond the edges of the outer sheet. The inner sheet is cut to the calculated cut length either before or after printing. The cut inner sheet and the outer sheet are folded and nested together to produce the booklet.

An UI device includes a display unit, a cancel button, an execution button, and print data selection buttons. Identification information of print data during printing is displayed on the display unit, and when the cancel button is pressed for a predetermined time, the print data during printing is canceled. Further, when the pressed time is less than the predetermined time, a list of identification information of the print data is shown so that one of print data can be selected with the print data selection buttons and the selection to cancel is determined with the execution button, thereby canceling the print data.

Disclosed herein is a method that relates to paper waste reduction with a point of sale printer. The method comprising, establishing a length of paper available (PA) estimate during loading of paper into a point of sale printer and tracking a length of paper used (PU). The method further comprising, continuously updating the PA by subtracting the PU from the PA, and alerting an operator to replenish paper in the printer in response to the PA being less than a desired length of paper wasted (DPW). Additionally, the method updates the new roll paper available (NRPA) to ensure that the difference between actual paper wasted (APW) and the desired length of paper wasted (DPW) is minimal.

The invention discloses an ARM-based bank wireless queuing and informing system and method. The system comprises a number taking server, a business window control console and a plurality of user cell phones, wherein the number taking server is communicated with the plurality of user cell phones through a network; the number taking server is communicated with the business window control console through a serial port so as to transmit and receive data. The number taking server comprises an MCU microprocessor, and a card reader module, an information input module, an operation interface display module, a queuing number display module, a first communication module, a second communication module and a language number calling module which are all connected with the MCU microprocessor. According to the system disclosed by the invention, a user can reasonably arrange waiting time according to predicted waiting time and a number calling notification short message, the problem that the waiting time is long during queuing in a bank is relieved, the business handling efficiency is improved, and the problem of missing a called number is avoided; meanwhile, the paper waste generated by a traditional number calling mode is effectively reduced.

A two-sided receipt printing method that prints on both sides of paper and produces receipts, and can reduce white space at the leading end of receipts without conveying the paper in reverse. A device that produces two-sided receipts has a cutter, a first printhead that prints on one side of the paper, and a second printhead that prints on the other side of the paper disposed at specific intervals along the paper conveyance path from the paper exit. When an end-of-transaction declaration is received, transaction information is printed by the second printhead and non-transaction information is printed by the first printhead. After printing the transaction information, header information of a length that fits between the cutter and the second print data is printed by the second printhead. The cutter then cuts the paper at a position between where the transaction information was printed and where the header information was printed.

The invention discloses an environment-friendly firework drum body preparation process. The firework drum body is composed of the following raw materials of, in parts by weight, 30-60 parts of plant fibers, 3-20 parts of waste paper, 6-15 parts of biological glue, 10-20 parts of filling materials and 5-10 parts of water. According to the environment-friendly firework drum body preparation process,a starch material is adopted to replace polyvinyl alcohol, methanol and other toxic chemical adhesives of a traditional process winding drum, so that the contact skin disease caused by direct contactwith the toxic glue by an operator is avoided, and the working environment of the operator is improved; the plant fibers and the waste paper leftover materials are adopted as raw materials, the wasteof paper is reduced, and the ecological environment is protected; and the firework drum body is integrally formed by adopting high-temperature mould pressing equipment, the structure is firmer, and the setting-off safety is improved.

The invention provides a novel paper leading tool close to a vat. The tool comprises a hollow rod body, wherein a hand valve and a hollow handle are arranged at the lower end of the hollow rod body; the lower end of the hollow handle is communicated with a compressed air source; a cambered hollow spray nozzle body is arranged at the upper end of the hollow rod body; a nozzle of the hollow spray nozzle body is duckbilled; a hook is arranged at the outer side of the hollow rod body; and the hollow rod body, the hollow spray nozzle body, the hand valve and the hollow handle are all made of stainless steel. The tool has the following beneficial effects: the paper leading efficiency close to the vat can be obviously improved, the broke amount close to the vat is greatly reduced, the productionconsumption is reduced and the potential economic benefits are obvious; and the tool is convenient to use, the potential safety hazards are eliminated and the evaluation given by the operators is good.

An image forming apparatus and an image forming method capable of reducing a waste of papers, and confirming contents of a plurality of copies of images, when outputting the copies of images. The image forming apparatus has: a one-sheet output mode instructing section for instructing a one-sheet output mode for outputting one copy of images as a confirmation for every sheet, when outputting a plurality of copies of images formed on the basis of inputted image data; and a one-sheet output control section for outputting the one copy of images as the confirmation for every sheet, when the one-sheet output mode is instructed by the one-sheet output mode instructing section.

A first printhead that prints on one side of the paper, a second printhead that prints on the other side of the paper, and a cutter are disposed to the paper conveyance path with a specific gap therebetween approaching the paper exit for the paper, and a conveyance unit that conveys the paper through the conveyance path in a device that prints duplex receipts. Based on reception of a transaction end statement, the printer prints part of the transaction information by the first printhead; prints the remaining part of the transaction information by the second printhead; prints store information, the length of which fits between the cutter and the first printhead, by the first printhead after printing the transaction information; and then cuts the paper by the cutter at a position between the area where the transaction information was printed and the area where the store information was printed.

The invention relates to a static-pressure sectional controllable spreader, which belongs to the technical field of paper making machinery and comprises a static-pressure sectional controllable roll, a backup roll, a feeding roll, an arc-shaped roll, a spreading groove, a flow guide plate, a framework and the like. The backup roll is mounted on the upper portion of the framework by a bearing, the static-pressure sectional controllable roll is mounted on one side of the backup roll, the arc-shaped roll is mounted on the other side of the backup roll, the feeding roll is mounted on the lower portion of the backup roll, the static-pressure controllable roll and the feeding roll are respectively meshed with the backup roll, and the flow guide plate and the spreading groove are mounted on one side of the feeding roll. The static-pressure sectional controllable roll replaces a scraper beam or scraper bar, the static-pressure sectional controllable spreader is supplemented with a control device, precision adjustment is realized, the horizontal spreading quantity can be controlled, paper loss and paper breakage are avoided, the quality of a product is good, the static-pressure sectional controllable spreader is high in production efficiency and convenient in operation, and cost is saved. In addition, the static-pressure sectional controllable spreader solves the problems that in the prior art, paper cannot be dried easily and buckles due to uneven horizontal spreading quantity, damage to parts is severe, and production efficiency and the quality of a paper machine are seriously affected, and paper loss and paper breakage are often caused.

A high-speed heavy-load chain scraper conveyor comprises a head frame part, a middle frame part, a V-shaped conveying chain, a tail frame part and a transition device. The head frame part comprises a head frame, an arc guide rail block, a head upper guide rail, a driving component, a head cover plate and a head lower arc guide rail; the middle frame part comprises an integrally bent main frame, a connecting plate, a rectangular pipe, an upper guide rail and a lower guide rail; the V-shaped conveying chain comprises a supporting wheel, an outer chain plate, an inner chain plate, a V-shaped panel, a sleeve, a pin shaft and the like; the tailstock part comprises a tail rack, a tensioning device, an arc guide rail block, a tail upper guide rail, a tail cover plate and a tail lower arc guide rail; the transition device comprises a mounting base, a paper passing plate, a mandrel, a sliding bearing and a rubber covered roller. The high-speed heavy-load chain scraper conveyor is simple in structure, high in bending resistance, low in production cost and suitable for batch production.

Disclosed is a tooth row cushioning device and a working method thereof. The tooth row cushioning device comprises a tooth row and a paper receiving platform. The tooth row cushioning device is characterized in that subplate components filling gaps among tooth pieces of the tooth row are mounted at a paper outgoing end of the paper receiving platform. The working method includes mounting a tooth piece set on a tooth row body; fixing a mounting strip on a paper outgoing side of the paper receiving platform, detachably fixing the subplate components on the mounting strip according to the number of the tooth pieces and position relation, reserving tooth piece gaps, and fully filling the rest portion with cushion blocks; expanding a processing area of a die-cutting plate or a hot-stamping plate to a gripper edge portion supported by the subplate components; placing the tooth pieces of the tooth row on the reserved tooth piece gaps, horizontally and stably placing to-be-processed paper on the paper receiving platform, and enabling the rest portion, of the paper at a gripper edge, apart from the position clamped by the tooth pieces to be supported by the subplate components; completing die cutting of the paper. The tooth row cushioning device and the working method thereof have the advantages that the paper at the gripper edge can be processed, so that paper waste is reduced; the subplate components can be combined according to changing of position and number of the tooth pieces, and high adaptability is realized.

The invention discloses a paper receiving device of a lithographic printing machine. A cardboard stop is arranged above the left side of the paper table lifting mechanism, a side flush cardboard is provided above the paper table lifting mechanism, and a brake is provided above the right side of the paper table lifting mechanism. The powder spraying device is set on the right side of the lifting mechanism of the paper table. The paper delivery chain and the paper delivery tooth row are set under the powder spraying device. There are two paper delivery rollers, one is set on the right side of the powder spraying device and the other is set on the baffle paper. On the upper left, the two delivery cylinders are connected by the delivery chain and the delivery teeth row. There is a chain guide rail under the delivery chain and the delivery teeth row. There is an impression roller on the upper right of the delivery roller on the right side of the powder spraying device. , There is a rubber cylinder on the upper left of the impression cylinder, and a printing plate cylinder on the upper right of the rubber cylinder. The invention is simple in structure, reasonable and reliable, and can carry out continuous operation without shutting down the cross-cutting machine, thereby ensuring product quality and improving production efficiency.

The invention discloses a printing ink presetting method based on an artificial neural network algorithm. The printing ink presetting method comprises the following steps: S1, establishing a three-layer neural network printing ink presetting model; s2, the content of the input layer comprises the average ink coverage rate, the viscosity and fluidity of printing ink and the surface glossiness of a printing stock; s3, the hidden layer is a full connection layer of the input layer; s4, the input of the output layer comes from the calculation result of the hidden layer through the activation function g (z); s5, using empirical data to initialize model parameters; s6, arranging a model training data set; s7, substituting the sorted training data into the established three-layer neural network ink preset model; s8, optimizing the eight model parameters according to the error between the model output y value and the true value Y; and S9, substituting the three parameters corresponding to the new movable part into the optimized model in the step S8 to calculate the corresponding ink tooth opening degree. The device has the beneficial effects that the printing ink presetting accuracy is improved, and the printing quality and efficiency are improved.