138results about How to "Stable cutting process" patented technology

The invention discloses a method for splitting a news video program and a method and a system for cataloging news videos. The method for splitting the news video program comprises the following steps of: sequencing detection results according to a time sequence to obtain an event sequence by detecting characteristic information of titles of the news video, a headline, characteristic information of comperes, lens transformation, a mute point of an audio, a switching point, a keynote period sudden change point and the like; briefing the event sequence by adopting a preset symbol set and a production rule, and judging rough positions of start points and end points of news sections in the event sequence; calculating a union posterior probability of a start position of each news section near the rough start position according to the event sequence, selecting the moment with the maximum posterior probability as the accurate start position of each news section, splitting the news video, and thus obtaining the news video sections. According to the method, the adopted algorithm is stable and effective; the structural information in the news video can be summarized effectively; the accurate positions of splitting points of the news sections can be determined; and the news video can be split stably and accurately.

The invention provides a sheet material processing method and device. The sheet material processing method is used for processing the sheet material (100 between two rollers (7A, 8) which are arranged oppositely, wherein, the processing method includes at least one of the compacting of the sheet material, the heat seal of sheet materials and the cut off of an elastomeric element arranged among the sheet materials, in the processing method, the outer periphery temperature of at least one roller (8) is respectively controlled in a plurality of thermal treatment zones arranged in the shaft direction of the roller, while the sheet materials (100) are processed.

The invention relates to a diamond abrasive wire cutting fluid for a semiconductor precision sheet. The raw materials of the diamond abrasive wire cutting fluid consist of the following compositions in parts by mass: 30-80 parts of polyalcohol, 0.01-0.5 parts of hydrogen inhibitor, 0.01-0.5 parts of acid, 0.1-1.0 part of surfactant, 1.0-10.0 parts of dispersing agent, 0.01-0.5 parts of preservative and 10-35 parts of deionized water, wherein the polyalcohol is mixture of propylene glycol and polyethylene glycol with ratio being 1 to (1:2) and the molecular weight of the polyethylene glycol is between 100 and 600. The diamond abrasive wire cutting fluid for the semiconductor precision sheet has the characteristics that the hydrogen is effectively inhibited from being generated, the lubricating effect is remarkable, the cleaning is easy to conduct, the cost is low and the performance is stable.

The invention relates to the technical field of knitted fabric processing, and discloses a tailoring device for knitted fabric processing. The tailoring device comprises a worktable. A conveying roller is arranged on the left side of the upper portion of the worktable. A telescopic column is fixedly installed at the position, located on the right side of the conveying roller, of the upper portionof the worktable. The lower end of the telescopic column is fixedly connected with a tailoring mechanism. Connecting rods are movably hinged to the left portion and the right portion of the tailoringmechanism correspondingly. A leveling roller is arranged at the lower portion of each connecting rod. A light shielding mechanism is slidingly connected with the right side of the upper portion of theworktable. A turning plate is movably hinged to the right side of the upper portion of the worktable. The tailoring device for knitted fabric processing drives the leveling rollers to fall, the conveying roller to stop and the leveling rollers to stretch a fabric flat, and rotates the turning plate clockwise in cooperation with the light shielding mechanism extruded to fall, thereby realizing theeffects of improving tailoring efficiency and relieving labor intensity of users.

The present invention provides a kind of special combination machine tool repairing the large-scale unmovable overhead device; it possesses all kinds of function such as boring, milling and cutting and belongs to the machining device field. According to different machining object the present invention can assemble and unassemble different machine tool, many functions can be piled up. The machine tool structure adopts floor milling machine frame, and its circuit adopts one-drive-two frequency conversion control technique, to fit milling, boring and cutting device together. The machine tool can quickly move toward three-dimensional direction and lock any direction to make machining steady going. Moreover it has highly precision and simple machine structure.

The invention relates to the field of wood processing equipment and particularly discloses full-automatic wood cutting equipment comprising a rack, a platen, a cutting mechanism, a storage mechanism and a feed mechanism. The storage mechanism comprises a frame, a first adjusting plate and a second adjusting plate. Spaces are reserved between the platen and the bottom of the first adjusting plate as well as the bottom of the second adjusting plate. The frame is provided with a support mechanism, a push mechanism and an adjusting mechanism. The platen is provided with a lifting mechanism. The feed mechanism comprises a feed plate, a baffle, a slideway, a sliding groove, a feed assembly and a feed motor. The feed assembly comprises a sliding push block, an L-shaped push plate and a balance plate. The cutting mechanism comprises a guide rail, a driving cylinder, a movable support, a lifting cylinder, a movable seat, a cutting motor, a cutting saw web, a fixed cylinder, a fixed plate, an alignment cylinder, an alignment plate, an inductor and a locating block. The full-automatic wood cutting equipment has the characteristics that labor cost is low, cutting efficiency is high, the automation degree is high, raw wood is not inclined, and potential safety hazards are avoided.

The invention relates to the field of machinery, in particular to a mass production process suitable for plate welding receivers. During welding, a tool I is adopted to expand a receiver main body, sothat the outer surface of the receiver main body is bonded with the inner surface of a flange edge, the welding line quality is guaranteed, and the deformation of the receiver main body is the smallest; the end with the smaller diameter of the receiver main body is downwards; then, a tool II is lifted into the receiver main body from the top; the receiver main body and the tool II are totally heated according to a heat treatment process; the tool II drops to the bottom under the effect of gravity to achieve a shape correcting effect; when the receiver main body is machined, the receiver mainbody is clamped by adopting a tool III; the receiver main body and the flange edge are machined according to a manufacturing process, and a longitudinal mounting edge window is formed in the receivermain body; and the tool III is totally bonded with the inner wall of the receiver main body to prevent vibration of the receiver main body and cutter avoidance, so that the deformation of the receivermain body is reduced, the cutting parameters in the machining process can be doubled or higher, the machining period is shortened, and the mass production is realized.

The present invention relates to a wavy-patterned monowire for cutting hard material such as hard glass, semiconductors and superhard alloy. The wavy-patterned monowire for cutting can maintain the performance of an abraser and improve cutting workability and the quality of a cut surface.

The invention discloses a fabric cutting device for chemical fiber quilt production, and belongs to the field of home textile processing mechanical equipment. A feeding conveying support is verticallyand fixedly arranged on one side of the upper portion of a fabric processing support, a feeding conveying pressing roller is horizontally arranged on the upper side of a feeding conveying rotating roller of the feeding conveying support, a translation reciprocating pull plate is horizontally and slidably arranged on a material pulling translation guide rod, a fabric cutting mechanism is arrangedon the fabric processing support on the side of the feeding conveying support, a connecting rod reciprocating support and the fabric cutting mechanism are vertically and fixedly arranged on two sidesof the upper portion of the fabric processing support correspondingly, a cutting translation connecting rod is horizontally arranged in a connecting rod reciprocating sleeve of the connecting rod reciprocating support in a sliding mode, and the fabric guiding and conveying mechanism is arranged on the fabric processing support between the fabric cutting mechanism and the feeding conveying support.The fabric cutting device is reasonable in structural design, capable of efficiently and stably cut chemical fiber quilt fabric in a continuous and smooth mode and high in automation degree of processing, and meets production and use requirements.

The invention discloses a hat shape steel rolling method and hat shape steel. The technological process of rolling comprises the steps of heating, high-pressure water descaling, cogging rough rolling,reciprocating type continuous rolling, cooling and straightening. A rolling hole pattern comprises a wavy flat arc-shaped pre-segmentation hole, an M-shaped n-type segmentation hole, an n-type finishrolling hole and a hot rolling finished product hole, arc-shaped sections are arranged in the middles of the n-type finish rolling hole and the hot rolling finished product hole, upper leg parts andlower leg parts are symmetrically arranged at the two ends of each arc-shaped section, and the upper ends of the upper leg parts and one ends of the arc-shaped sections intersect to form included angles; the lower leg parts are arranged at the lower ends of the sides, away from the arc-shaped sections, of the upper leg parts and intersect with the upper leg parts to form included angles; and the hat shape steel comprises a horizontal waist, vertical straight legs and horizontal flat legs are symmetrically arranged at the two ends of the waist respectively, and the flat legs are located at thesides, away from the waist, of the straight legs. According to the method, the production efficiency of the hat shape steel can be effectively improved, the rolling stability is improved, the processdesign difficulty is reduced, and the roller equipment loss is reduced.

The invention discloses a device and method using dynamics reverse engineering technology to obtain three dimensional cutting force; the device comprises a cantilever structure and a fixing device suitable for cutting process under a high rotating speed/superhigh rotating speed condition, a resistance foil gauge and strain gauge measuring workpiece surface deformation, and an oscilloscope displaying workpiece surface stress and frequency. The cantilever beam surface stress obtained by the resistance foil gauge can be converted into three dimensional cutting force size and frequency through mechanics of materials and cantilever beam dynamics knowledge. The device and method can use dynamics reverse engineering technology to measure three dimensional cutting force; the device is clear in principle, simple in device, high in measure precision, wide in application scope, can measure cutting force size and frequency under the high rotating speed/superhigh rotating speed processing condition, thus solving the problems that an existing dynamometer under high rotating speed/superhigh rotating speed condition is small in fixed frequency, and distorted in signal.

The invention relates to the field of intelligent wood processing, and particularly discloses a fully-automatic wood cutting machine which comprises a frame, a table plate, a cutting mechanism, a storage mechanism and a conveying mechanism. The storage mechanism comprises a shelf, a first adjusting plate and a second adjusting plate, the bottom of the second adjusting plate is fitted with the table plate, a gap is reserved between the bottom of the first adjusting plate and the table plate, a supporting mechanism, a pushing mechanism and an adjusting mechanism are arranged on the shelf, a lifting mechanism is arranged on the table plate, the conveying mechanism comprises a conveying plate, a baffle plate, a sliding way, a sliding groove, a conveying component and a conveying motor, the conveying component comprises a slidable pushing block, an L-shaped pushing plate and a balance plate, and the cutting mechanism comprises a guide rail, a driving cylinder, a movable support, a movable seat, a cutting motor, a cutting saw blade, a fixed cylinder, a fixed plate, an alignment cylinder, an alignment plate, a sensor and a positioning block. The cutting machine has the advantages that thehuman cost is low, cutting efficiency and automation degree are high, an original wood material cannot be inclined, and potential safety hazards are avoided.

The present invention is a radius end mill (10) equipped with end cutting edges (7) formed so that the rotation tracks thereof around the axial line (O) trace a convex surface. The convex surface is formed so that in cross-sectional view along the axial line, the convex surface has a convex line such that the radius of curvature at the inner portion (7A), which is located closer to the axial line than the tip periphery (7B) of the end mill body (1), is larger than the radius of curvature at the tip periphery. The gash depth angle theta (degree) calculated from theta = tan-1 (A/B) based on the distance A (mm) from the tip (7A) of the end cutting edge to the rearmost edge of a gash (6) in the axial direction and the radius B (mm) from the axial line to the point of contact (7B) between the peripheral cutting edge (5) and the end cutting edge is set to be not more than 50 degrees. The sum (theta (degree) + alpha (degree)) of the gash depth angle alpha 2 (degree) and the axial direction rake angle difference alpha (degree) = (theta (degree) - alpha (degree)) between the axial direction rake angle alpha 2 (degree) of the end cutting edge at the point of contact and the axial direction rake angle alpha 1 (degree) of the end cutting edge at the tip is set to be at least 60 degrees.

The invention discloses a fabric conveying and processing device for chemical fiber quilt production, and belongs to the field of home textile processing mechanical equipment. An upper damping pressing plate and a lower damping pressing plate are arranged on the upper side and the lower side of a fabric conveying rotary disc at the end of a fabric unwinding rotary roller correspondingly, a feedingand conveying pressing roller is arranged on the upper side of a feeding and conveying rotary roller, and the two ends of a horizontal moving reciprocating pull plate are arranged on material pullinghorizontal moving guide rods correspondingly in a sliding manner. The two ends of the upper side of a fabric pulling and conveying chain are fixedly connected with the two sides of the horizontal moving reciprocating pull plate correspondingly, a fabric cutting mechanism is arranged on a fabric processing support on the side of a feeding and conveying support, and a cutting horizontal moving connecting rod is horizontally arranged in a connecting rod reciprocating sleeve of a connecting rod reciprocating support in a sliding manner. A fabric guiding and conveying rotary roller is rotationallyconnected to a lifting rotary roller support on the lower side of a fabric guiding and conveying bearing roller. The fabric conveying and processing device for chemical fiber quilt production is reasonable in structural design, chemical fiber quilt fabric can be continuously and smoothly unwound, conveyed and cut efficiently and stably, the fabric processing automation degree is high, and the production and use requirements are met.

The invention provides a steel wire dissecting machine, and belongs to the technical field of metal machining. The steel wire dissecting machine comprises a straightening device, a wire drawing deviceand a dissecting device. The straightening device comprises a longitudinal straightening mechanism and a transverse straightening mechanism. The wire drawing mechanism comprises a driving wire drawing mechanism and a driven wire drawing mechanism. The dissecting device comprises a dissecting standard shaft knife mechanism and a dissecting reciprocating knife mechanism. A steel wire walking groovehole is formed in the axial direction of a dissecting standard shaft knife of the dissecting standard shaft knife mechanism. The dissecting reciprocating shaft knife mechanism comprises a dissectingreciprocating assembly and a dissecting reciprocating drive assembly. A steel wire cutting groove hole is formed in the axial direction of the dissecting reciprocating shaft knife. Steel wires can becontinuously dissected, the dissecting length is accurate, the cutting efficiency is high, the cutting length can be adjusted, and the applicability is high.

The invention belongs to household kitchen appliance and discloses a household vegetable cutting machine comprising a cutter rest, a special cutter, a cam, a motor, a first gear, a base plate, a second gear, a first belt, a first gear drum, a first conveying belt, a conveying handle, a firs drum, a support, a second drum, a second conveying belt and a second gear drum. The vertical moving direction of the special cutter is fixed through the cutter rest, the cam is connected to the motor and contacts with a link of the special cutter, the first gear is connected to the second gear through the first belt, the second gear drives the first gear drum to move, the first gear drum drives the first drum to move through the firs conveying belt, the first gear drum drives the second gear drum to move through the belt, and the second gear drum drives the second drum to move through the conveying belt. The household vegetable cutting machine has the advantages that the motor is used for supplying power, the belt is used for conveying the vegetables, the special cutter is used for cutting the vegetables, and the machine can be used for house daily vegetable cutting conveniently and rapidly.

The invention provides a thick plate corrugated paper cutting device which comprises a conveying mechanism. A pre-cutting mechanism and a cutting mechanism are arranged in the conveying direction of the conveying mechanism in sequence; the pre-cutting mechanism comprises two pre-cutting tool aprons arranged coaxially, and the opposite ends of the two pre-cutting tool aprons are fixedly provided with pre-cutting tool heads; and the cutting mechanism comprises a cutting base fixed to a rack, a cutting blade is fixed to the side, close to the pre-cutting mechanism, of the cutting base, and an included angle alpha formed between the cutting blade and the horizontal direction is larger than 0 and smaller than or equal to 90 degrees. According to the thick plate corrugated paper cutting device,the two surfaces of thick plate corrugated paper are scratched and cut to form guide grooves, then final cutting is carried out from the side face of the thick plate corrugated paper, the guide grooves conduct cutting blade guide in the cutting process, the cutting stability can be effectively improved, deflection of the cutting blade is prevented, the cutting blade and the horizontal face are arranged in an inclined manner, the cutting resistance can be effectively reduced, and it is guaranteed that a cutting opening of the thick plate corrugated paper is orderly and meets the requirement.