683results about How to "Efficient grinding" patented technology

A method of milling chlorothalonil to form a sub-micron product having a narrow particle size distribution is presented. The milling involves wet milling of the chlorothalonil with high density milling media having a diameter between 0.1 mm and 0.8 mm, preferably between 0.2 mm and 0.7 mm, and a density equal to or greater than 3.8 g/cc, preferably greater than 5.5 g/cc, in a ball mill using between about 40% and 80% loading of the mill volume with milling media, and having the chlorothalonil suspended in an aqueous milling liquid which comprises one or more surface active agents. The milling speed is preferably high, for example from about 1000 rpm to about 4000 rpm. The milled product can be used in foliar applications at a lower effective dosage than prior art formulations, can be used in improved antifouling paint formulations, and can be used in new applications such as the direct injection of solid chlorothalonil particulates in wood to act as a long lasting wood preservative.

A shredder or grinder for dried material such as herbs of dried leaves comprises a cylindrical container formed of a top element and a base element forming a chamber, the top element and the base element each having a series of concentrically arranged teeth on a base plate, wherein the teeth that slidably engage one another in a slicing motion to form grinding surfaces against one another, wherein the teeth are serrated to efficiently grind the dried materials in the chamber when the teeth engage one another and are counter rotated relative to one another. In one embodiment the chamber discharges the ground contents through orifices in the base element, where the size is regulated by a screen, and in another embodiment, the ground contents remain in the chamber until the grinding head is removed.

The invention discloses a medicine grinding device. The medicine grinding device comprises a base, a bracket device, a frame body device, a grinding device, a blowing device and a material receiving box, wherein the bracket device comprises a first bracket and a second bracket; the frame body device comprises an upper frame body, a lower frame body, a first fastening device, a second fastening device and a first rectangular hole; the upper surface of the material receiving box is concave downwards to form a material receiving cavity; the lower surface of the upper frame body is concave upwards to form a first containing cavity; the upper surface of the lower frame body is concave downwards to form a second containing cavity; the first fastening device comprises a first horizontal rod, a first fastening rod and a second horizontal rod; the second fastening device comprises a connecting rod and a third horizontal rod; the grinding device comprises a positioning plate, a first supporting rod, a supporting column, a spring, an ejecting rod, a grinding wheel, a fixed block, a pushing rod, a cylinder, a second supporting rod and a third supporting rod; and the blowing device comprises a blowing pipe, a fan, a fourth supporting rod and a fifth supporting rod. The medicine grinding device disclosed by the invention has the advantages that the structure is simple, the use is convenient, the medicines can be effectively ground and the grinding effect is good.

To facilitate handling of a wafer in processing or carrying after the wafer being reduced in thickness by grinding, the whole back of a wafer having a surface on which a device region having a plurality of devices formed therein and a peripheral surplus region enclosing the device region are formed, is ground to be formed into a wafer having a predetermined thickness, and then a region corresponding to the device region in the back of the wafer is ground to form a concave portion having a predetermined thickness, so that a ring-like reinforcement portion is formed in a peripheral side of the concave portion, thereby the wafer is easily handled in a subsequent step or in wafer carrying between respective steps.

The invention discloses a diamond grinding wheel, which has multi-layer abrasive particle orderly arrangement, is high in bonding strength and is convenient to repair after being worn, and a production method thereof. The production method comprises steps of processing a grinding wheel basal body, cleaning and the like. According to the diamond grinding wheel and the production method thereof disclosed by the invention, a laser material increasing technology is adopted to accurately process, so that processing precision and processing quality are improved; a sandwich structure is adopted for sintering, so that the abrasive particles are prevented from moving, protruding height of the abrasive particles is guaranteed to be consistent, orderly arrangement of the diamond abrasive particles is realized, a chip space during grinding is great, grinding force is reduced, a grinding temperature is reduced, grinding efficiency is improved, and grinding surface quality is improved; power of a laser unit is controlled for controlling a sintering temperature, so that the diamond abrasive particles are prevented from graphitizing, and a metal bonder is combined with the diamond abrasive particles in a high-strength metallurgical mode; a manufacturing process further can be simplified; and the diamond grinding wheel is finished layer by layer after being worn, and then is continuously used, so that finishing is convenient, and the service life of the diamond grinding wheel is long.

The present invention is related to a mixing machine which basically consists of a hopper, that has a main chamber within its housing, with a rotary member (rotor), where at said rotor ends there are cleaning elements for sweeping the floor and taking up the material, by feeding a secondary chamber, which is located in parallel adjacent to the main chamber, where said secondary chamber has a bottom worm conveying the material from one end of the mixing machine to the other end thereof, until collapsing with a loop found on its front portion and generating a material bubble; an upper worm to remove the material bubble and carrying it up to the middle part of the machine. At the middle part of the machine, the material is forced by a loop system having an upper worm to move towards the rotor area, such that the material is actually moving towards the back portion of the machine, completing a mixing cycle. Said upper worm has from the middle of its axis, a plurality of discs on which peripheral edge of each disc is mounted a series of exchangeable knives placed on a loop arrangement, which are passed through a counterplate, and which shows a series of exchangeable knives placed at the bottom part of the material collector chut, so when the upper worm discs plurality is rotating, it allows both, humid and dry fibers be efficiently crushed and/or ground and besides added to the other several common ingredients a unique and highly qualified mixing is achieved.

The invention aims at solving the problem that high-speed grinding cannot be realized through a hard alloy roller high-speed grinding wheel with low combination strength between a working layer and a base body and provides a resin binder superhard material grinding wheel for roller high-speed grinding and a manufacture method thereof. The grinding wheel comprises a base body and a grinding wheel working layer. A boss is arranged on the grinding wheel working layer. A groove corresponding to the boss is arranged on the base body. According to the grinding wheel, the boss is arranged on the grinding wheel working layer and is matched with the groove of the base body. The structure is favorable to compact combination of the grinding wheel working layer and the base body, increases the fracture speed restriction to the grinding wheel, realizes high-speed operation of the resin binder superhard material grinding wheel, breaks through restriction of low operation speed to the grinding wheel, and provides a better grinding tool for roller high-speed efficient grinding.

The invention discloses a multifunctional wall surface processing device which comprises a movable flat plate, universal wheels and a hydraulic cylinder. The universal wheels are arranged at the bottom of the movable flat plate. A lifting table is arranged above the movable flat plate and connected with the hydraulic cylinder through a piston rod. The left side of the lifting table is fixedly connected with a grinding box. By means of a horizontal stirring plate and a vertical stirring plate, putty paste is efficiently stirred and mixed, and the putty stirring quality and stirring efficiency are improved; by means of a scraper roller and a grinding wheel roller, scraping and grinding are efficiently conducted on a wall body, and wall peel is more thoroughly cleaned away; by means of a dustsuction cover, a dreg collecting hopper and a slag box, dust and slag produced in the operating process are efficiently collected, dust pollution is avoided, and slag is more easily cleaned away; bymeans of a material guide plate, dripped putty paste is collected and prevented from contaminating the ground, and raw materials are saved.

The present invention relates to a control system for a rotary grinder. Rotary grinders control systems of the present invention are, for example, used to grind plastic or wood to reduce the size of the material to a desired size. Material to be ground is forced by an hydraulic ram toward a rotor having a plurality of cutters thereon. The control system is capable of controlling the grinding operation as a function of ram velocity and pressure as well as power consumption by the rotor.

A grinding apparatus and a grinding system capable of efficient and superior grinding performance prevent the falling of a belt during the grinding of an edge surface thereof. The apparatus includes two rotating bodies 31 and 32 each having segment brushes 4, 4, . . . attached in the circumferential direction at the edge thereof. The rotating bodies 31 and 32 are rotated in the same direction. The tip of the segment brushes 4, 4, . . . is opposed to one edge surface of a belt b stretched between a driving roller 21 and a driven roller 22. The segment brushes 4 of the two rotating bodies enter toward the belt b at appropriate locations on the one edge surface, such that the falling of the belt can be prevented. A grinding apparatus 1 includes a grinder 3 consisting of the rotating bodies 31 and 32, and a holder consisting of the rollers 21 and 22 and a casing 23 by which the rollers are rotatably supported. A plurality of such grinding apparatuses 1 are disposed at regular intervals, whereby a grinding system 10 is constructed.

A sanding attachment, for use in conjunction with an existing reciprocating power tool, for sanding a rough surface of an existing object. The sanding attachment comprises a main part being an elongated strip of metal having an attachment end for selective attachment to the power tool, and a sanding end. Attached to the sanding end is a sanding pad having a sanding surface for efficiently sanding an object. The sanding attachment has a twist which results in the attachment end and the sanding end being substantially mutually perpendicular to one another. After the sanding attachment has been selectively attached to the power tool, and the power tool is held within the hands of the user is the usual fashion, the sanding attachment is suitably positioned for efficiently sanding a substantially horizontal surface.

The invention discloses an all-dimensional dust suppression expansion type pipe clamping and machining all-in-one machine of a three-phase rotating structure. The all-dimensional dust suppression expansion type pipe clamping and machining all-in-one machine comprises a base, a supporting column, a machining frame, a cooling water mist box, a grinding plate, a magnetic attraction type moving mechanism, an expansion type clamping mechanism, an unpowered grinding mechanism, a vortex separation type cooling mechanism, an all-dimensional atomization dustproof mechanism, a high-precision cutting device, a linkage feeding mechanism, a positioning material moving mechanism and a positioning clamping mechanism. The invention belongs to the technical field of pipe cutting and grinding devices, and particularly provides the all-dimensional dust suppression expansion type pipe clamping and machining all-in-one machine of the three-phase rotating structure, so that integration of pipe cutting, grinding and scrap iron adsorption treatment is achieved, all-around scrap collection is facilitated, self-adaptive clamping and fixing on pipes can be carried out according to different cross section shapes and sizes of the pipes through the arrangement of an expansion type clamping mechanism, and due to the arrangement of the linkage feeding mechanism, the labor intensity of workers can be reduced conveniently, and therefore the all-dimensional dust suppression expansion type pipe clamping and machining all-in-one machine of the three-phase rotating structure can machine the pipes efficiently.

The invention relates to an online coping device for a cutting tool of a numerical control tool, which effectively solves the online coping problem of the cutting tool. The device is a polishing head spindle, one end of which is provided with a tooth shaped belt wheel and the other end is provided with an elastic clamp polishing head which is provided with an amplitude transformer, a transducer is arranged on a first half axis which is connected with the amplitude transformer at the lower side by a thread and which is arranged in a shell of the polishing head , the shell is arranged in an installation seat of the polishing head, the same side of a grinding head spindle and a tooth-shaped belt of the polishing head is provided with the tooth-shaped belt wheel of the grinding head, the grinding head is arranged at the lower part of the amplitude transformer of the grinding head by the elastic clamp, the upper part of the amplitude transformer is provided with a piezoelectric ceramic transducer of the grinding head, the piezoelectric ceramic transducer of the grinding head is arranged on the first half axis of the grinding head, is connected with the amplitude transformer of the grinding head at the lower side by thread on the first half axis of the grinding head and is arranged in the shell of the grinding head, the shell is arranged in the installation seat, and a motor, the tooth-shaped belt wheel of the polishing head and the tooth-shaped belt wheel of the grinding head are integrated into a whole by the tooth-shaped belt. The online coping device can be effectively used for coping of the blade of the numerical control tool and is a large innovation in the field of the numerical control tool.

The invention discloses a high-efficiency pulverizer for preparing Chinese herbal decoction pieces, which comprises a pulverizer body, a feeding port is arranged above the pulverizer body, a conical barrel-shaped feeding cover is provided below the feeding port, and a feeding table is provided below There are a plurality of disc-shaped cutters, the upper surface of the cutters is connected with a driving rod, and a circular through-slot is opened on the side of the material passing cover, and the driving rod passes through the through-slot and the upper end is connected to a circular driving rod. On the track, there is a screen under the cutter, a funnel-shaped gathering hopper under the screen, a crushing roller at the bottom opening of the gathering hopper, and a grinding base and a grinding disc under the gathering hopper. The high-efficiency pulverizer of the present invention can process the size of Chinese medicinal materials step by step through multiple processes, and can efficiently and quickly cut, pulverize and grind Chinese medicinal materials, avoiding the damage of the crushing device caused by directly crushing raw materials, and at the same time After crushing, the seamless connection of grinding is realized, which greatly improves the processing efficiency of Chinese herbal medicines and saves time and cost.

The invention discloses a polishing device for outer surfaces of brake linings. A vertically arranged rotating shaft is arranged on a base, a circular truncated cone is rotationally mounted on the base by the aid of the rotating shaft and comprises a mounting part and a supporting part, the mounting part is located above the supporting part, the outer diameter of the supporting part is larger than that of the mounting part, at least one brake lining mounting position is arranged on the outer wall of the mounting part, a polishing mechanism is located on the base and on one side of the circular truncated cone, and a limiting bulge is arranged on the base and is located on the periphery of the circular truncated cone and between the circular truncated cone and the polishing mechanism; during machining, each brake lining is placed in the mounting position of the circular truncated cone and enters a polishing position with rotation of the circular truncated cone, the polishing mechanism polishes the outer surface of the brake lining, and the polished brake lining is discharged from the circular truncated cone along a guiding plate, so that the outer surface of the brake lining is efficiently polished.

The invention relates to a recycled aggregate shaping barrel and recycled aggregate shaping equipment using the shaping barrel. The recycled aggregate shaping barrel comprises a barrel body which is provided with a shaping section and a feeding hole, wherein support parts which are in rotating and supporting fit with corresponding support seats are arranged on the barrel body; and the cross section of the shaping section is in an elliptical shape. When recycled aggregates are shaped, the barrel body is driven by a driving mechanism to rotate, and back-and-forth rollover and impact of the innerpart of the barrel body is driven by the elliptical shaping section, so that through the arrangement of the elliptical shaping section, increment on impact force of an inner wall to particles and gyratory motion amplitude and frequency of the particles in the barrel body are facilitated, so that a mortar weak layer on the surfaces of the recycled aggregates is effectively abraded and removed; andin addition, because of the elliptical structure, excessive acting force on the recycled aggregates is avoided, and the recycled aggregates are prevented from being broken, so that the shapes of theparticles of the shaped recycled aggregates are close to squircle, damage to internal structures of the aggregates is reduced to a maximum extent while the good shaping effect is realized at the sametime, and a desired shaping reinforcement effect is achieved.

The invention provides an iron rod polishing device for hardware processing, and relates to the field of mechanical equipment. The iron rod polishing device includes a base, supporting legs are fixedly connected to four corners of the top of the base, and a shell is fixedly connected to the tops of the supporting legs. An attle recycling device is fixedly connected to the right side of the bottomof the shell, and a transmission device is fixedly connected to the left side of the shell. A driving device is fixedly connected to the left side of the transmission device, and a first rotating shaft is arranged in the shell. According to the iron rod polishing device for hardware processing, through the arrangement of the attle recycling device, generated attle can fall onto a collecting bottomplate in the attle recycling device while grinding, and then falls into a collecting tank through a second collecting opening and a first collecting opening; a recycling door is opened, the collecting tank can be easily drawn out, and the attle in the collecting tank can be recycled; and cleaning, recycling and reusing of the attle are effectively facilitated, and the cleaning efficiency is improved.