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31 results about "Final height" patented technology

TLM microstructure for a GPU hardware line rasterization boundary algorithm

The invention relates to the technical field of computer hardware modeling, and provides a GPU hardware line rasterization boundary algorithm-oriented TLM microstructure, which is characterized in that a straight line starting point and ending point selection module (1) sends a selected starting point and ending point to a straight line equation calculation module (2) and a straight line height difference calculation module (3); The linear equation calculation module (2) carries out linear equation calculation and sends a linear equation to the boundary comparison processing module (4); The straight line height difference calculation module (3) calculates the maximum height difference of a straight line and sends the straight line height difference to the boundary comparison processing module (4); And the boundary comparison processing module (4) receives the linear equation and the linear height difference to perform boundary comparison processing, when the local height difference isgreater than the linear maximum height difference, the height of the sheet element is assigned as the final height, otherwise, the height is kept. And scanning the complete straight line, and calculating the coordinate of each chip element on the straight line.
Owner:XIAN AVIATION COMPUTING TECH RES INST OF AVIATION IND CORP OF CHINA

Fruit tree pesticide-spraying device

The invention relates to the technical field of agricultural pesticide-spraying devices, in particular to a fruit tree pesticide-spraying device. The fruit tree pesticide-spraying device comprises a cart body, a turntable arranged at the top of the cart body, two supporting blocks fixed to the upper surface of the turntable in a bilateral symmetry way, two extensible devices respectively arrangedat the tops of the two supporting blocks, angle-adjustable pesticide-spraying mechanisms fixed to the tops of the two extensible devices and safety isolation mechanisms arranged between the angle-adjustable pesticide-spraying mechanisms and the turntable. By designing the angle-adjustable pesticide-spraying mechanisms for the fruit tree pesticide-spraying device, pesticide-spraying nozzles can spray pesticides in the upper, middle and lower directions, and the spraying nozzles on an upper-end feeding pipe and a lower-end feeding pipe can flexibly achieve angle adjustment. The final heights ofthe angle-adjustable pesticide-spraying mechanisms are adjusted through the extensible devices, so that the pesticide-spraying device flexibly adjusts the pesticide-spraying height according to the height of each fruit tree, and an operator can flexibly turn the angle-adjustable pesticide-spraying mechanisms to any angle.
Owner:山东长兴农业发展有限公司

Cylindrical forge piece precise mandrel broaching method

ActiveCN105598331AReduce gross to net ratioIncreased hydrostatic stressForging/hammering/pressing machinesFinal heightMetallic materials
The invention discloses a cylindrical forge piece precise mandrel broaching method and belongs to the field of hot working of metal materials. The technical problem that a cylindrical forge piece cannot be accurately formed in the prior art is solved. The method comprises the steps that broaching rings are machined and manufactured on the basis that the outer diameter of each broaching ring is equal to the sum of the mandrel diameter and two times of the final wall thickness of the cylindrical forge piece; a combined mandrel composed of a mandrel, two semi-ring assemblies, two bushing rings, two broaching ring fastening double-screw bolt sets, N adjusting backing rings and two broaching rings are assembled, and the number of the adjusting backing rings is increased or decreased to enable the distance between the two broaching rings is equal to the final height of the cylindrical forge piece; the combined mandrel is inserted into an initial blank of the cylindrical forge piece and achieves centering, and the combined mandrel is placed on a mandrel supporter; a pressing machine with an upper anvil is pressed down, and mandrel broaching is started; the upper anvil is pressed down to the outer side faces of the broaching rings, and broaching is finished. The cylindrical forge piece precise mandrel broaching method is used for cylindrical forge piece broaching, and has the advantages that deformation is uniform and accurate, the force piece core portion is good in tightness, production efficiency is high, and the cost is low.
Owner:山西成业锻造股份有限公司

Platen for decorating plate machining

The invention provides a platen for processing a decorative plate, which relates to the field of mechanical processing. The platen for processing decorative boards includes a fixing plate, and the four corners of the bottom of the fixing plate are provided with first connecting seats, and the first connecting seats are movably connected with the top ends of the pressure rods, and the bottom ends of the pressure rods pass through the reducing rods. The shock absorber extends to the inside of the shock absorber and is fixedly connected to the top of the pressure block, the inside of the shock absorber and the bottom of the pressure block are provided with hydraulic oil, and the bottom of the shock absorber is fixedly connected to the top of the connecting rod , the bottom end of the connecting rod is flexibly connected with the second connecting seat. The platen used for processing the decorative board drives the screw to rotate through the motor, so that the movable block slides along the surface of the screw, and then drives the movable rod to move the buffer box, so that the fixed plate slides along the surface of the guide rod, so that it is convenient for fixing The height of the board can be adjusted, which is finally suitable for people of all heights to operate for a long time, effectively improving the practicality.
Owner:广东澳林板业有限公司

A GPU line rasterization boundary calculation optimization method

ActiveCN109685875AOptimizing Rasterization AlgorithmsResolve issues with altitude threshold exceededFilling planer surface with attributes3D-image renderingFinal heightIntersection of a polyhedron with a line
The invention relates to the technical field of computer hardware modeling, and provides a GPU (Graphics Processing Unit) line rasterization boundary calculation optimization method, which comprises the following steps of: 1, selecting a starting point and an end point of a straight line, and selecting the starting point and the end point of the straight line; 2, calculating the height of each chip element, and calculating the height of each chip element according to a linear equation when a straight line is scanned; Step 3, calculating the height difference between each chip element and the starting point, keeping the height of the straight line starting point, and calculating the height difference between the current chip element and the starting point according to the height value obtained in the previous step; And 4, boundary comparison: comparing the height difference calculated in the step 3 with the overall height difference of the straight line: when the height difference is greater than the overall height difference of the straight line, modifying the height of the sheet element to be the final height, otherwise, keeping the height of the sheet element. The method solves the problem that the height threshold value substituted by error accumulation exceeds, especially the problem that the intersection points of adjacent lines are not uniform during continuous line drawing, and optimizes the GPU line rasterization algorithm.
Owner:XIAN AVIATION COMPUTING TECH RES INST OF AVIATION IND CORP OF CHINA

Arm rest auxiliary supporting device and pump car with device

The invention discloses an arm rest auxiliary supporting device and a pump car with the arm rest auxiliary supporting device. The arm rest auxiliary supporting device comprises an upper connecting frame, a rolling wheel, a bottom frame and a spring, wherein the rolling wheel is arranged on the upper connecting frame and is used for providing auxiliary supporting for an arm rest; the upper connecting frame is sleeved with the bottom frame, and the upper connecting frame can vertically slide relative to the bottom frame; and the spring is arranged between the upper connecting frame and the bottom frame and is used for providing elastic supporting force for the upper connecting frame. The arm rest auxiliary supporting device can adjust height by itself, and is in elastic contact with an arm rest assembly, and therefore the arm rest assembly can be effectively supported; the consistency of the arm rest auxiliary supporting device is good, and the phenomenon that a support is too high, and consequently, an arm rest deforms, or the support is too short, and consequently, a gap exists between the support and the arm rest is avoided. The final height of the arm rest auxiliary supporting device is adjusted without fit welding of an assembly field, and the production efficiency is high.
Owner:河北雷萨重型工程机械有限责任公司

Rolling forming method for disc-type section forging

The invention relates to a rolling forming method for a disc-type section forging, which comprises the following steps: heating an alloy ingot to a temperature of 1150-1180 DEG C; improving the cast structure of the alloy ingot through upsetting and stretching; conducting punching, reaming and rounding processes to manufacture an annular plate blank with a thickness of 1/2 of a final height; feeding the annular plate blank into a furnace and heating the annular plate blank to the temperature of 1150-1180 DEG C, taking out the annular plate blank and placing the annular plate blank on a ring mill; carrying out a process that a main roller bushing is sleeved with the main roller, and a core roller bushing is sleeved with the core roller; switching on the ring mill, the ring mill starts to rotate under the driving of the main roller and the core roller, pressing the tapered rollers a and b on two end surfaces of a prefabricated blank respectively, starting to roll, and switching off the ring mill after the size is in place to obtain the ring-milled special-shaped ring piece. By the adoption of the rolling forming method for the disc-type section forging, a utilization rate of the material is greatly improved; and after heat treatment, only small-margin mechanical processing is required, without cutting off metal fibers, so that the service life and the comprehensive performance ofa product are improved, and the manufacturing period is short.
Owner:GUIZHOU AEROSPACE XINLI CASTINGSAND FORGINGS

An accurate mandrel reaming method for cylindrical forgings

ActiveCN105598331BReduce gross to net ratioIncreased hydrostatic stressForging/hammering/pressing machinesFinal heightMetallic materials
The invention discloses a cylindrical forge piece precise mandrel broaching method and belongs to the field of hot working of metal materials. The technical problem that a cylindrical forge piece cannot be accurately formed in the prior art is solved. The method comprises the steps that broaching rings are machined and manufactured on the basis that the outer diameter of each broaching ring is equal to the sum of the mandrel diameter and two times of the final wall thickness of the cylindrical forge piece; a combined mandrel composed of a mandrel, two semi-ring assemblies, two bushing rings, two broaching ring fastening double-screw bolt sets, N adjusting backing rings and two broaching rings are assembled, and the number of the adjusting backing rings is increased or decreased to enable the distance between the two broaching rings is equal to the final height of the cylindrical forge piece; the combined mandrel is inserted into an initial blank of the cylindrical forge piece and achieves centering, and the combined mandrel is placed on a mandrel supporter; a pressing machine with an upper anvil is pressed down, and mandrel broaching is started; the upper anvil is pressed down to the outer side faces of the broaching rings, and broaching is finished. The cylindrical forge piece precise mandrel broaching method is used for cylindrical forge piece broaching, and has the advantages that deformation is uniform and accurate, the force piece core portion is good in tightness, production efficiency is high, and the cost is low.
Owner:山西成业锻造股份有限公司
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