48results about How to "Solve grinding problems" patented technology

The invention relates to the technical field of soil sample screening-grinding equipment, particularly to a soil analysis sample screening-grinding movable all-in-one machine for laboratory analysis. The technical scheme of the machine is that the movable all-in-one machine includes a machine body, a feeding treatment system, a grinding system and a classified screening system, wherein the machine body is formed by a cuboid box body; a feeding treatment system is arranged at the upper part of the side wall of the box body; the classified screening system is positioned at the middle lower part of the box body; the grinding system is positioned at the middle upper part of the box body and is arranged in the middle part. Tests show that the all-in-one machine can one-step pulverize soil into particles not larger than 2 mm in diameter and counting for 85% above, and one-step pulverize soil into particles not larger than 0.15 mm in diameter and counting for 65% above, and the screening yield is 100%. The machine has the advantages that the obtained materials are common, the operation is simple, high quality and efficiency are realized, no pollution to a soil sample is caused, and the result is reliable.

The invention provides a color film substrate repairing method. The color film substrate repairing method comprises the steps of capturing a color film substrate image; performing graying treatment on the image; extracting a defect region from the image according to a gray value of the image; detecting the edge of the defect region; performing blocking treatment on the defect region according to the edge of the defect region to obtain sub-defect regions in the defect region; selecting grinding points from the sub-defect regions to performing grinding. The defects in a color film substrate are divided into a plurality of portions, then the portions are respectively subjected to height measurement and grinding, and accordingly the problem that large-sized defect points are grinded is solved.

The invention discloses a working method of aluminum alloy bar processing equipment, and belongs to the field of aluminum alloy processing equipment. The processing equipment includes a feeding device, a transfer device, a drilling and milling device and a grinding device, the feeding device includes a feeding assembly and a material control assembly, the grinding device includes a bearing grinding assembly, a supporting assembly, a driving assembly and two pressing assemblies, the bearing grinding assembly is arranged at one end of the transfer device and is connected with the transfer device, the supporting assembly is installed on the side wall of the bearing grinding assembly, the driving assembly is installed on the supporting assembly and is connected with the two pressing assembliesin a transmission mode, the drilling and milling device includes a positioning assembly and a tapping and milling assembly, and the positioning assembly is arranged between the other end of the transfer device and the tapping and milling assembly. According to the working method of the aluminum alloy bar processing equipment, grinding and drilling and milling alternately processing for aluminum alloy bars can be realized, and waste can be centrally recycled while the aluminum alloy bars can be processed, so that overall practicability is improved.

The invention discloses a grinding disc for a high-speed rail bridge grinder. The grinding disc comprises a disc body, a grinding block and an anti-slip key, wherein the grinding block is arranged on the disc body; the disc body is provided with an anti-slip groove; the anti-slip key is embedded in the anti-slip groove and fixed with the disc body relatively; the grinding block is fixed on the top of the anti-slip key; the anti-slip key is provided with a screw hole; the bottom of the anti-slip groove of the disc body is provided with a corresponding positioning hole; and the anti-slip key is connected with the disc body through a screw. The grinding block and the disc body of the grinding disc do not need to be welded and are easy to install and convenient to operate; when the grinding block is fully worn, only the grinding block instead of the disc body needs to be replaced, so that cost is saved greatly; simultaneously, the disc body can be effectively prevented from being worn, the grinding block is prevented from sliding to the maximum extent and the effective working performance of the grinding block is ensured. The invention also discloses the high-speed rail bridge grinder provided with the grinding disc.

The invention discloses machining equipment of aluminum alloy rods, and belongs to the field of aluminum alloy machining equipment. The machining equipment comprises a material supply device, a transfer device, a drilling and milling device and a grinding device. The material supply device comprises a material supply assembly and a material control assembly. The grinding device comprises a bearinggrinding assembly, a supporting assembly, a driving assembly and two pressing assemblies. The bearing grinding assembly is arranged at the position of one end of the transfer device and is in linkedcooperation with the transfer device, the supporting assembly is mounted on the side wall of the bearing grinding assembly, the driving assembly is mounted on the supporting assembly and is in transmission connection with the two pressing assemblies, the drilling and milling assembly comprises a positioning assembly and a tapping and milling assembly, and the positioning assembly is arranged between the other end of the transfer device and the tapping and milling assembly. The aluminum alloy rods can be ground and drilled and milled alternately, waste can be recycled and treated in a centralized manner while the aluminum alloy rods are machined, and therefore the overall practicality of the machining equipment is improved.

The invention relates to the field of metal product polishing, in particular to an automobile gear periphery polishing device. The automobile gear periphery polishing device comprises a first motor, afirst output shaft is arranged on the first motor and is fixedly connected with a rotating shaft, a polishing disc, a standard piece and a gear containing disc are connected to the rotating shaft from bottom to top, the polishing disc and the rotating shaft are rotationally connected, the standard piece is fixedly connected with the rotating shaft, the gear containing disc is fixedly connected with the rotating shaft, a cylindrical groove is formed in the polishing disc, a plurality of evenly-arranged sliding rods are arranged in the groove and are sleeved with springs, one ends of the springs are connected with the edge of the groove, the other sides of the springs are connected with sliding blocks connected to the sliding rods in a sliding manner, a second motor is fixedly connected tothe top faces of the sliding blocks, a second output shaft is arranged on the second motor, and a polishing roller is fixedly arranged on the second output shaft. Elasticity of the springs enables thesliding blocks to be attached to the standard piece all the time, the polishing roller is attached to a to-be-machined gear to achieve polishing, the first motor drives the rotating shaft to rotate,and full polishing of the periphery of the to-be-machined gear is achieved.

The invention discloses a drug feeding device with a tablet crushing function. The drug feeding device comprises a tube, a first push plug, a first push rod, a grinding device, a grinder, a baffle, a base, a secondary liquid suction device, a second push plug and a second push rod; the first push plug is arranged in the tube, the lower end of the first push plug is fixedly connected with the upper end of the first push rod, the lower end of the first push rod is located below the tube, and the grinding device is arranged on the right side of the tube. Compared with the prior art, the drug feeding device with the tablet crushing function has the advantages that the problems that an existing drug feeding device cannot directly grind tablets and is poor in dissolution effect are solved, the grinding device and the second liquid suction device are arranged, the tablets can be put in the grinding device to be directly ground into powder, the secondary liquid suction device can be used for repeated liquid suction, and drugs can be fully dissolved.

The invention relates to a numerical-control-linkage-technology-based camshaft grinder abrasive belt grinding device, which comprises a motor, a driving wheel and an abrasive belt, wherein the motor is directly connected with the driving wheel; and the abrasive belt is wound on the driving wheel, and is in contact connection with a tension wheel, a contact wheel and a transition wheel in turn and forms a closed cycle. The abrasive belt serves as a grinding medium, and the defect that blockage occurs easily in grinding wheel grinding is overcome; moreover, the abrasive belt has low grinding temperature, burn and other phenomena hardly occur on the surface of a workpiece, and high curvature can be achieved in a grinding area in case of sufficient abrasive particles due to high flexibility of the abrasive belt so as to solve the problem of grinding concave-convex wheels; moreover, the cam profile is more accurate, and the camshaft grinder has flexibility due to the adoption of the numerical control linkage technology.

The invention discloses a grinding device for a sealing surface of a valve. The grinding device comprises a main bracket, wherein a motor is arranged in the main bracket; the motor is connected to a grinding disc through a transmission shaft; self-aligning four claws are arranged on the grinding disc in a matched manner; a guiding shaft and an adjusting screw are arranged on one surface, far fromthe grinding disc, of the self-aligning four claws; the motor is connected to a frequency converter and the frequency converter is connected to a control panel. The grinding device disclosed by the invention has the beneficial effects that the grinding device can solve the problem that the sealing surface of the valve ground by a company without a machining ability is low and the efficiency is low, and is controlled intelligently; and the grinding device solves the problem of grinding the sealing surfaces of a vale element of a safety valve, a valve clack of a stop valve, a flashboard of a sluice valve and the like.

The invention discloses a tool for grinding an S-shaped bent pipe. The tool comprises a grinding head and a flexible shaft. The grinding head is wrapped at one end of the flexible shaft, and the other end of the flexible shaft is connected with a driving device. The grinding head is a non-woven abrasive bandlet with a nylon base layer, and the non-woven abrasive bandlet with the nylon base layer is attached to and wrapped on the surface of one end of the flexible shaft through glue. The flexible shaft is provided with at least two steel wire winding layers, 4 to 12 steel wires are wound side by side to form each steel wire winding layer, and the steel wires are one of flat steel wires and round steel wires. By means of the tool for grinding the S-shaped bent pipe, the characteristics of the flexible shaft are used, the non-woven abrasive bandlet with the nylon base layer of the grinding head is combined with the flexible shaft, and therefore the problem of grinding the inner wall of a pipe which is in a non-linear shape or has a small inner diameter ranging from 6mm to 12mm and is of a long structure can be effectively solved, and the tool for grinding the S-shaped bent pipe is simple in structure, convenient to operate, high in automation degree and suitable for production.

The invention discloses a waterborne high molecular ceramic pigment grinding aid dispersing agent as well as a preparation method and application thereof. According to the method, (methyl)acrylic acid, itaconic acid and monomer molecules (glycerol monomethyl acrylate or methacrylic acid D-pentadigalloylglucose amino ethyl ester) are dissolved into water to obtain a mixed solution; under the nitrogen gas protection condition, initiators are dripped into the mixed solution; after the dripping of the initiators is completed, constant temperature reaction is performed at 60 to 90 DEG C; after thereaction is completed, the temperature is lowered; then, the reaction liquid is regulated to the neutral state under the ice bath condition; the waterborne high molecular ceramic pigment grinding aiddispersing agent with the number-average molecular weight being 8000 to 15000 is obtained. The invention aims at providing the waterborne dispersing agent which can be used as the grinding aid for grinding and can also be used for well and stably dispersing particles.

The invention relates to a step feeding and sample grinding machine with a function of automatically cleaning and drying grinding apparatus with a wet method. The step feeding and sample grinding machine comprises a grinding mechanism, a feed bowl, a discharging mechanism, a switching mechanism, a feeding mechanism, a high-pressure water supply mechanism, a compressing mechanism, a temperature sensing module, a control module and a drying module. According to the step feeding and sample grinding machine, multiple sample filling vessels are arranged on a feeding turnplate, the same or differentsamples can be continuously and automatically supplied in order for grinding, and the working efficiency is improved; furthermore, joint parts of the elements are of a sealing structure, so that cross contamination of the samples is prevented. With the adoption of the step feeding and sample grinding machine, the problem that only one sample can be ground through one-time feeding at present is solved, and after one-time automatic circulating operation of multiple samples, the feeding turnplate is replaced or cleaned for reuse.

The invention discloses a novel gear machining deburring machine in the technical field of gear machining deburring. The novel gear machining deburring machine comprises a motor and a rack, the motor is fixedly arranged on the side wall of the rack, two synchronous transmission mechanisms are arranged on the side wall of the rack, an output shaft of the motor is arranged in the transmission mechanisms in a transmission manner, sliding frame mechanisms capable of adjusting the cycloid radius according to the diameter of a ground gear is arranged at the outer ends of the transmission mechanisms, and clamping mechanisms used for clamping the gear to revolve around a point are arranged on the side faces of the sliding frame mechanisms. The problems that existing grinding equipment adopts a fixing clamp and a grinding rod, consequently, the grinding equipment cannot be suitable for various gears with different sizes and lengths, conventional equipment for achieving deburring through a grinding wheel cannot grind the inner side of a gear of an inner tooth structure due to a driving structure of a grinding device, programming is needed when a high-degree-of-freedom grinding machine is used, and the grinding cost is high are solved.

The invention discloses a special abrasive particle landform for a steel grinding abrasive disk and a diamond abrasive disk and a preparation method of the special abrasive particle landform. Abrasive particles are diamond abrasive particles, the diamond abrasive particles are arranged and distributed in a continuous linear or strip shape, and the adjacent linear or strip-shaped diamond abrasive particles form two or more closed heat dissipation areas in a surrounding manner. The shapes of the heat dissipation areas are axisymmetric. The heat dissipation areas are evenly distributed around the axis of the steel grinding abrasive disk. According to the special abrasive particle landform for the steel grinding abrasive disk, the arrangement of the diamond abrasive particles on the surface of the abrasive disk can be optimized, when steel is machined, the high heat dissipation effect is achieved, abrasive particle adhesion wear and the graphitization degree are reduced, the machining efficiency can be improved easily, and the diamond abrasive disk has higher economical efficiency and high economic value when applied to steel machining.