116results about How to "Reduce the number of cuts" patented technology

The present invention relates to a non-symmetrical stretcher forming die equipment capable of inducing resilience of plate material. It includes the following several portions: male die, female die, blank holder, male die fixing plate, femal die baseplate, lower die plate, upper die plate, upper die baseplate, pushing block and spring. Said invention also provides the connection mode of all the above-mentioned portions and the working principle of said die equipment.

The invention relates to the technical field of polymer materials, in particular to a high-gloss spraying-free ABS (acrylonitrile butadiene styrene) composite material with special effect and a preparation method thereof. The composite material comprises, by weight: 70-90 parts of ABS resin, 4.0-10 parts of a compatilizer, 5.0-10 parts of a toughener, 1.0-3.0 parts of white oil, 0.4-0.6 part of a composite antioxidant, 0.5-1.0 part of a lubricant, and 1.0-5 parts of pearl powder. The preparation method is simple, and the prepared ABS composite material has good mechanical properties, low aid emigration rate, significant pearl effect, smooth surface free of flow marks and scratch resistant, and long service life.

The invention discloses an argon ion polishing/scanning electron microscope analyzing and sampling method for shale samples including fragile shale core samples and rock debris samples. The method comprises steps of embedding, curing, cutting and polishing. By comparison with a traditional argon ion polishing/scanning electron microscope analyzing and sampling method, the analysis range of the samples is widened with the method, the shale core samples which are fragile in the cutting and sampling processes and the shale rock debris samples with smaller sizes can be analyzed, and meanwhile, the success rate of sampling is increased.

The thread turning process includes the following steps: 1. rough machining of workpiece with rough turning tool; and 2. correcting thread form and eliminating the accumulated error of thread to obtain the required machining precision with finishing tool. The present invention has reduced wear of the finishing tool and raised thread machining precision.

The invention relates to a method for quality monitoring of longitudinally moving yarn at workplace of textile machine manufacturing cross-coil, wherein, the yarn fault is, related to the diameter deviation and longitudinal length of the yarn, estimated in the yarn by aid of an inspecting apparatus and an estimating apparatus, which is realized by comparing the diameter deviation with the clearing threshold value and removing the deviations positioned over the clearing threshold value, wherein, a width is set in a coordinate system for the position of the clearing threshold value and definedby an upper limit and a lower limit, wherein, the fluctuation of the diameter under the lower limit can not be estimated into the yarn fault, while each yarn fault over the upper limit is removed, andbased on the given yarn quality each time on the station, the clearing threshold value is changed in the way that the amount of the yarn fault located between the clearing threshold value and the lower limit and therefore being retained in the yarn can not exceed that of the predetermined yarn fault in the yarn in a unit of length or plane fabric in a unit of length made of the yarn dependent onthe quality.

The invention discloses a diameter grading system for a rhizome material. The system comprises a rack, a rotating conveying chain, multistage rotating rollers and a material conveying device arranged below the multistage rotating rollers, wherein the multistage rotating rollers comprise a fixed roller and a moving roller which are arranged alternately and form a sorting gap; a fixed roller supporting plate and a moving roller adjusting and supporting plate are arranged at two ends of both the fixed roller and the moving roller respectively and arranged on the chain plates on the same side of the rotating conveying chain; the two ends of the fixed roller rotationally move along horizontal friction rails arranged on the rack; a plurality of gap set devices arranged in the conveying direction of the rotating conveying chain are arranged at two ends of the moving roller respectively; the plurality of gap set devices are relatively fixed and connected with the rack and form an integrated flat guide rail after mutually connected; the flat guide rail is arranged obliquely upwards in the material conveying direction; the sorting gap formed between the fixed roller and the moving roller is continuously enlarged in the conveying direction of the rotating conveying chain; a friction wheel fixedly connected with two ends of the moving roller rolls along the supporting surface of the flat guide rail under the driving of the rotating conveying chain.

The invention discloses an implementation method of a glass cutting optimization technology, which relates to the technical field of glass manufacturing and comprises the following steps: acquiring glass information; according to the glass information, designing a cutting typesetting mode for the original glass sheet through a cutting algorithm, and calling computer clock timing units before and after the algorithm is started and are used for marking time consumption in the algorithm calculation process; and cutting the raw glass sheet according to the cutting and typesetting mode to obtain atarget glass block, and outputting the maximum area utilization rate of the raw glass sheet and the time information consumed in the typesetting process. According to the method, two plates with defects or not can be treated in a classified mode, different cutting strategies are used respectively, the actual production of the glass is combined, the cutting accuracy is guaranteed, the working efficiency is improved, meanwhile, the utilization efficiency of the plate area is improved, and the production cost is reduced.

The invention discloses a hedge trimmer head, and relates to the technical field of hedge trimmer tools. The hedge trimmer head comprises a casing, one end of the casing is provided with an opening, at least two rotating cutters are installed in the casing, the rotation directions of the two rotating cutters are opposite to each other in the feeding direction, the end face, opposite to the opening, of the casing is provided with a discharging port, and the discharging port is located between the two cutters. The hedge trimmer head solves the problems that in traditional technologies, since multiple cutters are in single contact with hedges for cutting, combined cutting cannot be formed, so that the throwing direction of branches is not fixed, and partial power is wasted; the branches are thrown on a highway pavement under the rotary cutting function of the cutters, and vehicles driven at high speed are influenced; broken branches obtained after trimming need to be manually broken off and cut off for the second time to facilitate bagging.

The invention relates to a bituminous concrete cutting device which comprises a bottom plate. Four first universal wheels are symmetrically installed on the lower end face of the bottom plate. A handrail is mounted at the left end of the bottom plate obliquely. A drive motor is mounted on the front side of the bottom plate through a motor base. A drive gear is mounted on a drive shaft of the drive motor through a key. The drive gear is engaged with a driven gear which is mounted on a rotary shaft through a key. The two ends of the rotary shaft are symmetrically mounted on two support seats through bearings. The two support seats are mounted on the lower end face of the bottom plate through screws. Three cutting blades are evenly mounted on the rotary shaft. Three mud stop frames are arranged at the edges of three cutting ports in the bottom plate correspondingly. According to the bituminous concrete cutting device, the function that a plurality of cutting blades can be used for cutting simultaneously is achieved; the cutting device has the advantages of being short in cutting time, high in cutting speed and working efficiency and the like; and the reciprocating cutting frequency is remarkably decreased, and the labor intensity is relieved.

The invention discloses a manufacturing method of a fingerprint recognition module, comprising the following steps: jointing a fingerprint recognition chip motherboard and a cover plate motherboard to make a first module, wherein the fingerprint recognition chip motherboard comprises multiple fingerprint recognition chips arranged in an array, and the cover plate motherboard comprises multiple cover plates arranged in an array; cutting the first module to get second modules, wherein each second module includes the fingerprint recognition chip and the cover plate which are jointed together; mounting the second modules on a flexible circuit board to make the fingerprint recognition chips disposed between the flexible circuit board and the cover plates, so as to get the fingerprint recognition module. By using the manufacturing method of a fingerprint recognition module provided by the invention, the production efficiency can be improved.

The invention discloses a processing device for U-shaped tubes. The processing device for the U-shaped tubes comprises a base, modules, an operating rod and a guiding device and also comprises a rotary support seat, an upper fixture block, a lower fixture block, a tension spring, a support plate, an articulation block and a pressing block, wherein the lower end of the support plate is fixedly connected with the middle part of the lower fixture block; the upper end of the support plate is pivotally connected with the middle part of the upper fixture block; one end of the articulation block is pivotally connected with the other end of the lower fixture block; the other end of the articulation block is pivotally connected with the middle part of the pressing block; the top part of the pressing block is pivotally connected with the other end of the upper fixture block; U-shaped necks, line grooves and tube body guiding locations of the upper module and the lower module are arranged in the manner of image; and the operating rod and the pressing block are fixedly connected. As such a structure is adopted, and a tubular product adopted by the processing device is longer than a tubular product used in the prior art, the cutting time is reduced, and the tubular product is saved. One tubular product with certain length can be processed into a plurality of U-shaped tubes connected with each other, and then, the U-shaped tubes are cut into a plurality of U-shaped tube units at a time. The processing device for the U-shaped tubes has the advantages that the work efficiency is high; scrap materials are reduced; the raw material is saved; and especially for a copper tubular product, the cost is greatly reduced.

The invention discloses a three dimensional Boolean calculating method for quantity survey in construction. First, a subtraction relational expression of members to be calculated is analyzed according to civil engineering calculating rules. Then, for each correlation members in the subtraction relational expression, all segmentation lines between original geometric bodies are calculated according to intersection and overlapping relation of the original geometric bodies; each original geometric body is cut one time according to the segmentation lines, all the facets of the cut geometric bodes are analyzed to obtain the positional relation of the facets relative to the original geometric bodies of the correlation members; the corresponding geometric bodies are calculated by collecting the facets according to the positional relation of facets; and at last, the parameters of the corresponding geometric bodies are analyzed and are substituted in the corresponding formula used for calculating geometrical quantity to obtain geometrical quantity of corresponding geometric bodies. The three dimensional Boolean calculating method for quantity survey in construction improves stability and calculating speed, and can in real time render three dimensional geometric bodies obtained by calculating.

The invention discloses a layered iterative layout optimization method considering cutting efficiency and utilization rate. The method comprises the following steps: establishing a model: establishinga multi-objective optimization model for minimizing the total cost in combination with the cutting efficiency and the utilization rate; slice typesetting is conducted, specifically, stacked slices are completed through a layout recursive algorithm based on stacked plate number layering; setting a threshold value: setting the threshold value based on a multi-way tree hierarchical iterative searchmethod of a utilization rate threshold value; analyzing and optimizing parameters: analyzing and optimizing the parameters obtained by hierarchical iterative search; calculation experiment and analysis: testing and analyzing through experiments to verify the feasibility and effectiveness of algorithm results; the invention aims to provide the layered iterative layout optimization method considering the cutting efficiency and the utilization rate, the utilization rate of raw materials is improved, batch cutting can be realized, and the cutting frequency and the cutting knife number can be greatly reduced, so that the raw material cost is reduced, the production efficiency is improved, and the total production cost is reduced.

The invention relates to a silicon wafer lifting device. The silicon wafer lifting device comprises a heating furnace and a control system, wherein a crucible is arranged in the heating furnace; a heater is fixedly arranged above a melting region; the heating furnace is provided with a feeding tube and an air inlet nozzle; a heat exchanger is fixedly arranged above a main region; a seed crystal bar is connected with a lifting mechanism arranged outside a cabin door; and the heating furnace is further provided with a first pyrometer and a second pyrometer. The control method comprises the following steps: a, adding a silicon material in the melting region of the crucible, and heating and melting the silicon material in the melting region; and b, after seed crystals enter a cavity, enabling the seed crystals to be in contact with melt, maintaining for 3-5 minutes, then starting the heat exchanger, enabling a motor to rotate reversely, enabling the seed crystal bars to move outwards, and enabling the lifting mechanism to move upwards to cut off silicon wafers after the lifting mechanism triggers a limiting switch. The silicon wafers obtained by the method cannot be polluted by the crucible during crystallization, therefore, the content of impurities of the silicon wafers is small, and material loss is expectedly reduced by 50%.

The invention discloses a rebar discharging. The rebar discharging comprises the steps that a raw material rebar combination mode is adopted for blanking, after combination cutting, the effect that the length of the rest raw material rebar is the smallest and not larger than the set threshold value is set as the target, the raw material rebar blanking combination is screened through the intlinprogfunction in matlab, and the result of to-be-discharged rebars and the corresponding raw material rebar blanking combination is output; the effect that after cutting, the length of the rest o-be-discharged rebars is the smallest is set as the target, the raw material rebar blanking combination is solved, the smallest rebar wasting rate is set as the target, the situation that welded joints do notlocated in the girder span serves as the constraint, the situation that the length of each rest to-be-discharged rebar after cutting is at most composed of two rebars is set as the hard constraint, orthe smallest rebar wasting rate serves as the target, the situation that each rest to-be-discharged rebar after cutting is only composed of one rebar serves as the hard constraint, and the blanking combination of the rest to-be-discharged rebars after cutting is obtained through a corresponding lingo model. Through the rebar discharging, the material cost and the manpower cost can be remarkably reduced.

The invention discloses a shoe sole board and a production method thereof. The production method includes the following steps that a first sole board layer with a certain length, flexible layers with certain length and a second sole board layer with a certain length are cut; the two lateral sides of the first sole board layer are subjected to corner cutting and polished; the lower end face of the first sole board layer, the lower end faces of the flexible layers and the upper end face of the second sole board layer are coated with adhesive layers respectively; the second sole board layer, the flexible layers and the first sole board layer are sequentially pasted together from bottom to top, the flexible layers are pasted to the left side and the right side of the second sole board layer, the first sole board layer is arranged in the middle of the second sole board layer, the two lateral sides of the first sole board layer are pressed on the inner lateral sides of the flexible layers respectively, and a semi-finished shoe sole board is obtained; the semi-finished shoe sole board is pressed to be shaped, and the finished shoe sole board is obtained. By means of the shoe sole board and the production method, the number of mold opening times of the shoe sole board can be decreased, automatic production is facilitated, production cost is reduced, and production efficiency and product quality are improved.

The invention provides a cutting device used for an aluminum alloy sheet material based on a cutting space adjusting technology. The cutting device used for the aluminum alloy sheet material based onthe cutting space adjusting technology is particularly used for the technical field of aluminum alloy sheet material machining. The cutting device used for the aluminum alloy sheet material based on the cutting space adjusting technology comprises a seat frame. A cutting groove is formed in the top end of the seat frame, a plurality of cutting holes are uniformly formed in the inner cavity bottomwall of the cutting groove, a vertical column is arranged on the left side of the top end of cutting groove, a horizontal beam is arranged at the top end of the vertical column, the horizontal beam isprovided with a first feeding mechanism, the first feeding mechanism is provided with a first cutting mechanism, a bottom groove is formed in the bottom end of the seat frame, a second feeding mechanism is arranged in the bottom groove, and the second feeding mechanism is provided with a second cutting mechanism. According to the cutting device used for the aluminum alloy sheet material based onthe cutting space adjusting technology, an upper lead screw is matched with a sliding groove, and thus the position of the first cutting device is adjusted; and meanwhile a lower lead screw is matchedwith a sliding rod, so that the position of a second cutting device is adjusted, thus the cutting space distance is adjusted, two or three aluminum alloy sheet materials with the same specification can be cut at the same time, two or three aluminum alloy sheet materials with the different specification can also be cut at the same time, thus the cutting time can be greatly lowered, and the cuttingefficiency is improved.

A tendon detacher comprises a detaching part and a rod, wherein the detaching part comprises a ring body and at least one combining piece, the ring body is combined with the combining pieces, the ring body is provided with a blade part and a separating part, the separating part separates the ring body into a plurality of parts, the rod is provided with a holding end and a combining end which are opposite, and the combining end is combined with the combining pieces of the detaching part. With the aid of the separating part, the ring body can be separated into a first ring main body and a second ring main body, the first ring main body and the second ring main body can be combined oppositely so that tendon can be located in the ring body of the detaching part, the number of incisions caused in surgery can be reduced, and the effect of reducing surgery complications is achieved. In addition, the tendon is naturally connected to a bone without using too many fixing devices, and the effect of increasing surgery convenience is achieved.

The invention discloses a parallel simulation processing method of a gate-level circuit and a computer readable storage medium. The parallel simulation processing method of the gate-level circuit comprises the following steps: based on an adjacent matrix of the gate-level circuit, segmenting a graph corresponding to the gate-level circuit into a plurality of clusters by adopting a first preset segmentation algorithm; taking each cluster as a superpoint, and packaging data of each superpoint by adopting a first data structure; on the basis of a superpoint diagram formed by all the superpoints, dividing all the superpoints into a plurality of partitions capable of being processed in parallel by adopting a second preset segmentation algorithm, and packaging partition data by adopting a second data structure; generating a cluster priority event queue between clusters and a node priority event queue in the clusters by adopting a preset priority distribution algorithm on the basis of the super-point data and the partition data; and simulating the gate-level circuit according to a simulation sequence defined by the priority event queue. According to the invention, the simulation efficiency of the gate-level circuit can be effectively improved, and the simulation complexity of the gate-level circuit is reduced.

The embodiment of the invention discloses a screen lamination method and a display screen. The method comprises the following steps: performing roll-to-roll lamination on a roll adhesive layer and a roll polarizer so as to form a binding layer; and cutting the binding layer according to a preset shape so as to obtain a plurality of binding sub-layers, wherein the binding sub-layers comprises sub-polarizer and adhesive sub-layers. Apparently, the roll adhesive layer and the roll polarizer are subjected to roll-to-roll lamination in the screen lamination process, and the laminated binding layeris cut to obtain the plurality of binding sub-layers, so that the overall cutting frequency is reduced. Moreover, the adhesive sub-layer in each binding sub-layer does not need a reserved material fordischarging wastes, so that the material utilization rate is increased, the complexity of the lamination process is reduced, and the lamination efficiency is greatly increased.