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149results about How to "Avoid material waste" patented technology

Foamed type TPU (thermoplastic polyurethane elastomer) material and preparation method thereof

InactiveCN105884998AStable foam densityImprove qualityPolyolPolymer science
The invention relates to a foamed type TPU (thermoplastic polyurethane elastomer) material and a preparation method thereof. The preparation method comprises the following steps: polymer polyol, diisocyanate and a chain extender are taken and poured into a casting machine to be mixed uniformly, then a mixture I is added to a first reactive extrusion machine for a polymerization reaction, and a TPU polymer melt is obtained; a physical foaming agent is injected into the tail end of a screw of the first reactive extrusion machine, the TPU polymer melt is mixed preliminarily with the physical foaming agent, and a mixture II is obtained; the mixture II is added to a second reactive extrusion machine, and the physical foaming agent and the TPU polymer melt are mixed uniformly to form a homogeneous system; the homogeneous system passes through a neck ring mold of the second reactive extrusion machine and then is subjected to underwater palletizing, and foamed thermoplastic polyurethane particles are obtained; the foamed thermoplastic polyurethane particles are dehydrated and dried, and the foamed type TPU material is obtained. The foamed type TPU material has stable foaming density, the batch-to-batch product quality is stable, central control monitoring is performed at any time, and the yield is increased.
Owner:MIRACLL CHEM

Bag tearing ventilation and dust removing equipment and method

The invention relates to bag tearing ventilation and dust removing equipment and a method. A belt conveyor is arranged on one side of the equipment, a dust remover is arranged at the upper end of a middle support, a rotary screen is arranged at the lower end of the middle support, a spiral conveying device is arranged at the lower end of the rotary screen, a cutting device is arranged on one side of a feed inlet and at the front end of the rotary screen, and a waste bag automatic recycling device is arranged on the rear side of the rotary screen. When material bags are conveyed by the belt conveyor and pass through the cutting device, the material bag are cut, the cut material bags are conveyed to the rotary screen through the belt conveyor after cutting so as to conduct separation of materials and the bags; separated waste bags enter into the waste bag automatic recycling device, the separated materials enter into the spiral conveying device, and generated dust is removed through a ventilation dust remover. No dust is leaked in the process of bag tearing, the waste bags are packaged and recycled automatically, and thus labor intensity of working staff is reduced, dust is removed, waste bags are recycled, environment and working space are effectively protected, and meanwhile damage to the working staff by toxic and harmful substance is avoided.
Owner:山东胜安石油科技有限责任公司

Liquid material addition synchronous display system for resin sand continuous sand mill

The invention discloses a liquid material addition synchronous display system for a resin sand continuous sand mill. The resin sand continuous sand mill is set; a resin pump and a curing agent pump of the resin sand continuous sand mill are respectively connected with a resin barrel filled with resin and a curing agent barrel filled with curing agents; molding sand is fed into a sand delivery stirring cage through a molding sand storage hopper, is stirred and is fed into a mixing stirring cage from a discharge port of the sand delivery stirring cage; the molding sand, the resin and the curing agents are continuously input into the mixing stirring cage; a sand flow sensor, a liquid flowmeter and a curing agent liquid flowmeter respectively measure the flow of the molding sand, the resin and the curing agents and transmit signals to an industrial personal computer (PC); and the industrial PC computes data through programs and displays the data on a display. The invention is a novel liquid material addition synchronous display system for the resin sand continuous sand mill, which can solve the problem that a liquid material addition proportion of the resin sand continuous sand mill cannot be intuitively acquired in real time in practical production.
Owner:漯河市大华铸造机械有限责任公司

Torque sensor device

The present invention provides a torque sensor device disposed between an input shaft and an output shaft and configured to detect a torque between the input shaft and the output shaft through a relative rotation displacement therebetween. The torque sensor device includes: a housing configured to accommodate an end of the input shaft and an end of the output shaft and fixed in position to be able to perform a relative rotation with respect to the input shaft and the output shaft: a magnet unit accommodated in the housing and including a magnet ring connected to one end of one of the input shaft and the output shaft so as to be rotatably accommodated in the housing; a collector unit fixed in position to the housing in such a manner as to be disposed at the outside of the magnet unit, and configured to focus a magnetic field generated from the magnet unit; a sensing unit including a torque sensor disposed at the outer circumference of the collector unit and configured to detect the magnetic field focused by the collector unit; and a shield ring unit interposed between the collector unit and the magnet unit in such a manner as to be connected to one end of the other of the input shaft and the output shaft, and configured to change the magnetic field from the magnet unit, which is focused by the collector unit, by means of the relative rotation between the input shaft and the output shaft.
Owner:LS AUTOMOTIVE TECH CO LTD

Wall painting device for building decoration

The invention discloses a wall painting device for building decoration, and relates to the field of building decoration. The wall painting device aims at solving the problem that the painting efficiency is reduced due to the fact that the existing wall painting operation needs to frequently use a painting roller to dip materials. According to the scheme, the wall painting device comprises a bottomplate, a material box is fixedly arranged at the top end of the bottom plate, a first supporting rod is movably arranged at the top end of the material box, a second supporting rod is slidably arranged in the first supporting rod, the first supporting rod and the second supporting rod are of a hollow structure, the end of the first supporting rod extends to the upper portion of the first supporting rod and is fixedly provided with a connecting pipe, and a material blocking block is hermetically and slidably arranged in the connecting portion of the connecting pipe and the second supporting rod. The wall painting device is novel in structure, the device can be suitable for wall surfaces with different heights, meanwhile, the step of frequently dipping the materials can be omitted, the painting efficiency is improved, the device can effectively avoid material waste, and the device is suitable for popularization.
Owner:龙门县山水之邦装饰有限公司

Torque sensor device

The present invention provides a torque sensor device disposed between an input shaft and an output shaft and configured to detect a torque between the input shaft and the output shaft through a relative rotation displacement therebetween. The torque sensor device includes: a housing configured to accommodate an end of the input shaft and an end of the output shaft and fixed in position to be able to perform a relative rotation with respect to the input shaft and the output shaft: a magnet unit accommodated in the housing and including a magnet ring connected to one end of one of the input shaft and the output shaft so as to be rotatably accommodated in the housing; a collector unit fixed in position to the housing in such a manner as to be disposed at the outside of the magnet unit, and configured to focus a magnetic field generated from the magnet unit; a sensing unit including a torque sensor disposed at the outer circumference of the collector unit and configured to detect the magnetic field focused by the collector unit; and a shield ring unit interposed between the collector unit and the magnet unit in such a manner as to be connected to one end of the other of the input shaft and the output shaft, and configured to change the magnetic field from the magnet unit, which is focused by the collector unit, by means of the relative rotation between the input shaft and the output shaft.
Owner:LS AUTOMOTIVE TECH CO LTD

Plugging device for sealing gap between glass curtain wall and civil wall

InactiveCN108756290AAvoid material wasteIncrease maintenance costsBuilding repairsPistonInternal cavity
The invention relates to the technical field of building equipment, and discloses a plugging device for sealing a gap between a glass curtain wall and a civil wall. The plugging device comprises a barrel. The left end of the barrel fixedly communicates with a discharging pipe. Fixing blocks are fixedly mounted at the left ends of the upper surface and the lower surface of an inner cavity of the barrel correspondingly. A partition plate is movably mounted on the side face between the two fixing blocks through a movable shaft. A moving rod is fixedly mounted on the left side face of the partition plate. A stabilizing sleeve rod is movably mounted at the other end of the moving rod in a sleeving mode. According to the plugging device for sealing the gap between the glass curtain wall and thecivil wall, a rotating rod rotates to adjust convex blocks to be in different mounting grooves, so that the size of a left side inner cavity of a material pushing piston is adjusted, the size of a polyurethane foam sealing agent injected into the inner cavity of the plugging device every time is controlled, the size of the polyurethane foam sealing agent used every time can be controlled artificially and precisely, the problem that the amount of the smeared polyurethane foam sealing agent is excessively high, consequently materials are wasted, and accordingly the maintenance cost is increasedis solved, and the practicability of the plugging device is improved.
Owner:蔡锁

Mechanical arm for hardware part machining

The invention discloses a mechanical arm for hardware part machining. The mechanical arm comprises a connecting plate, a rotating head, a mechanical arm body, a stamping head, a telescopic arm, a preheating device, a cooling device and an injector head. The rotating head is mounted on the upper portion of the connecting plate. The upper portion of the rotating head is connected with the mechanical arm body. The tail end of the right portion of the mechanical arm body is provided with a hydraulic machine. The lower portion of the hydraulic machine is connected with the telescopic arm. A hydraulic arm is inlaid in the telescopic arm. A stamping connecting plate is mounted at the upper end of the interior of a stamping device. The lower portion of the stamping connecting plate is connected with a hydraulic tank. A stamping bottom plate is mounted at the bottom of a die stamping body. A stamping hole is inlaid in the stamping bottom plate. The preheating device and the cooling device are mounted on the left side and the right side of the outer side of the stamping device correspondingly. According to the mechanical arm for hardware part machining, parts to be machined are preheated through the preheating device first, and then the parts are subjected to accurate molding and punching through the stamping device, so that the production efficiency of the parts is improved, and material waste is avoided.
Owner:WUXI XINGUANG COMP INSTALLATION
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