39results about How to "High compression density" patented technology

A composite material containing particles, in part provided with a pyrocarbon coating, of a mixed lithium metal oxide, as well as particles, in part provided with a pyrocarbon layer, of elementary carbon. Also, a process for producing such a composite material as well as an electrode containing the composite material and a secondary lithium-ion battery containing an electrode comprising the composite material.

The invention discloses a waste compression device. The waste compression device comprises a waste inlet, movable compression rolls, a crushing roll, a conveying line and extruding-in rolls. The waste compression device is connected with a waste collecting platform through the waste inlet in a butt joint mode. The movable compression rolls are arranged at the waste inlet, and waste on the waste collecting platform enters the movable compression rolls through the waste inlet. The crushing roll is arranged above the movable compression rolls in a telescopic mode and used for crushing the waste located above the movable compression rolls. The conveying line is used for conveying the waste which is extruded by the movable compression rolls to a waste outlet. The extruding-in rolls are arranged at the waste outlet, and the waste on the conveying line enters a dustbin through the extruding-in rolls. The maximum reduction of the waste is achieved through the waste compression device.

The invention discloses a secondary compression moulding device for a bale. The device comprises a feeding mechanism, a compression cavity, a pressure maintaining cavity, a compression mechanism, a vertical pushing mechanism, a horizontal pushing mechanism, a strapping mechanism and a cutting mechanism; the bale output end of the feeding mechanism is communicated with a feeding hole disposed on a sidewall in the length direction of the compression cavity; the pressure maintaining cavity is disposed on the lower part of the end part of the compression cavity opposite with the compression mechanism and communicated with the compression cavity; the pressure maintaining cavity extends towards one end along the width direction of the compression cavity; the top part of the end part of the compression cavity at a place corresponding to the pressure maintaining cavity is connected with the vertical pushing mechanism; the end part of the non-extending part of the compression cavity is connected with the horizontal pushing mechanism; and the extending part of the pressure maintaining cavity is orderly connected with the strapping mechanism and the cutting mechanism. The secondary compression moulding device for a bale disclosed by the invention has the advantages of being low in noise, large in compression density, high in production rate and capable of producing a secondarily-compressed bale with uniform weight and good appearance; and the square funnel-shaped design of the feeding hole of the compression cavity and the arrangement of a guide boss are good for smooth feeding for bale without blockage.

The present invention provides ferrite powders for bonded magnet capable of suppressing increase of SFD, while widening a particle size distribution for obtaining flowability and compressed density, and also capable of suppressing deterioration of orientation and magnetizability, and provides a process for a production magnetoplumbite-type ferrite powders containing an oxide of at least one or more kinds of transition metals selected from a group consisting of Zr, Ti, Zn, Co, Mn, and Ni, having a mean particle size of 0.20 μm or more and less than 5.00 μm, being the ferrite powders for bonded magnet with the ratio of particles having particle size of 1 μm or less being 20 mass % or more in the magnetoplumbite-type ferrite powder size distribution obtained by a laser diffraction type particle size distribution analyzer.

The invention discloses a twin-screw compression straw baler, and belongs to the field of agricultural machinery. The problems of complex structure and heavy weight of a baler in the prior art are solved. According to the technical scheme, the twin-screw compression straw baler mainly comprises a twin-screw straw compressor, a baling device and a driving device, wherein the twin-screw straw compressor comprises a charging barrel, a first helical blade and a second helical blade; the charging barrel is provided with a feed inlet; the first and second helical blades are arranged abreast in the charging barrel; the charging barrel is communicated with the baling device, and is used for delivering straws to the baling device through the first and second helical blades; the first and second helical blades are driven by the driving device; the helical directions of the first and second helical blades are opposite; the rotating directions of the first and second helical blades are opposite and back to the feed inlet. The twin-screw compression straw baler is mainly used for compressing and baling the straws.

Provided is a method for a magnetic encoder having a magnetic body comprised of a magnetic rubber molded article, comprising a mixing step of mixing and then kneading a nitrile rubber (A), a ferrite magnetic powder (B) and a vulcanizing agent (C) to provide a magnetic rubber composition; and a molding step of molding and vulcanizing the magnetic rubber composition in a mold to which a magnetic field is applied to provide the magnetic rubber molded article, wherein a content of the ferrite magnetic powder (B) is 700 to 1500 parts by mass based on 100 parts by mass of the nitrile rubber (A); and a compressed density of the ferrite magnetic powder (B) is 3.5 g/cm³ or more. According to this method, a magnetic encoder having a magnetic body with high coercivity and residual magnetic flux density can be produced by vulcanizing a magnetic rubber composition having favorable moldability.

The invention relates to a straw baling machine, comprising a material bin and a screw feeder. The bottom wall of the material bin is provided with a discharge pipe; a compression bin is fixed below the material bin; a hydraulic cylinder that telescopes transversely is fixed to one side of the compression bin and is in control connection with a PLC (programmable logic controller); a piston rod endof the hydraulic cylinder is extended into the compression bin and is fixedly connected with a push plate in slidable contact with the inner peripheral wall of the compression bin; the side, close tothe hydraulic cylinder, of the top end of the push plate is fixedly provided with a retaining plate horizontally arranged; the side, far away from the hydraulic cylinder, of the compression bin is connected with a squeeze bin in horn shape and having gradually decreasing diameter; the side, far away from the compression bin, of the squeeze bin is connected with a forming bin; the side, far away from the squeeze bin, of the forming bin is provided with an outlet. The screw feeder, the hydraulic cylinder and the squeeze bin are combined for use such that material compression density is higher and straw size is greatly decreased; therefore, straws are convenient to store and convey, and the whole straw baling machine is simple in structure, small in size, light in weight, low in energy consumption and convenient to move.

The invention discloses bonded ferrite magnetic powder for injection molding as well as a preparation method and application of bonded ferrite magnetic powder. The bonded ferrite magnetic powder for injection molding is prepared by adding fine ferrite magnetic powder with the average particle size of 0.5-1.2 microns and coarse ferrite magnetic powder with the average particle size of 3.0-6.0 microns into a ball mill according to the weight ratio that the fine ferrite magnetic powder accounts for 10-35wt%, and carrying out ball milling, thereby obtaining coarse and fine mixed magnetic powder. The bonded ferrite magnetic powder for injection molding can be mixed with a rubber binder, a plasticizer and a stabilizer to prepare an injection-molded flexible bonded magnet. The flowability of the magnetic powder and the magnetic performance of the magnet can be greatly improved and exceed the level of existing like products, and the upper limit of the use temperature of the injection molding flexible bonded magnet can be improved to 125 DEG C from 80 DEG C, so that the application field of the injection molding flexible bonded magnet is widened, and the stability and the reliability of the injection molding flexible bonded magnet are improved.

The invention discloses a silage block film wrapping and packaging method. The silage block film wrapping and packaging method is completed through cooperation of a set of integrated equipment, the equipment sequentially comprises a compression cavity, a shape maintaining cavity, a film wrapping device and a platform, wherein the film wrapping and packaging method comprises the basic steps that firstly, a cuboid material block is generated through compression of the compression cavity; then the cuboid material block is made to horizontally move forwards through the shape maintaining cavity to penetrate through the center of a winding plate, a film roll is controlled to be in a horizontal state, the winding plate is made to rotate to drive the film roll to conduct circular motion around the material block while the material block moves forwards, and horizontal film winding is conducted on the upper face, the lower face, the left face and the right face of the material block; and finally, the film roll is controlled to be turned over to be in a vertical state, the material block is moved to the platform, the platform is controlled to drive the material block to rotate in the plane, vertical film winding is conducted on the front face, the rear face, the left face and the right face of the material block, and therefore the film winding task of the six faces of the cuboid material block is completed.

The invention provides a plasma arc cutting torch. The plasma arc cutting torch comprises cutting torch body, an electrode and a nozzle and is characterized in that the inner hole of the nozzle is of a sectional circular horn shape and provided with a central hole in the center, and the nozzle is main made of red copper. The electrode is arranged in the nozzle and mounted on an electrode base, the middle section of the electrode is concave inwardly to form a calabash shape, the space between the nozzle and the electrode is expanded, positive electric ions on the electrode can be prevented from being transmitted to the nozzle from a non-central-hole position, and a double-arc effect is avoided.

A method for phlegmatising an explosive in an aqueous suspension including a dispersed phlegmatising agent. The phlegmatising agent is deposited on a surface of the explosive at low temperature utilizing opposite electric charges of the phlegmatising agent and the explosive. Also a device and a phlegmatised explosive.

A binding device for a baler including at least one twine needle, a knotter shaft for driving the needle, a one-stop clutch for connecting the knotter shaft with the plunger drive and for intermittently driving the knotter shaft, and a transmission unit provided between the one-stop clutch and the knotter shaft and including elements which insure that for one complete revolution of the one-stop clutch, the knotter shaft also performs one complete revolution but with a higher speed than the one-stop clutch.

The invention relates to the technical field of garbage compression equipment, and discloses a garbage compression device and a garbage compression station. The garbage compression device comprises afeeding mechanism and a push-pull box mechanism, wherein the feeding mechanism comprises a push head stock bin for feeding materials into a box body, the push-pull box mechanism comprises a box body guide rail extending towards the feeding mechanism and a driving device for driving the box body to horizontally move along the box body guide rail so as to enable a feeding hole of the box body to bebutted with the push head stock bin. According to the garbage compression device and the garbage compression station, the effective height needed by butt joint of the box bodies of the garbage stationis reduced, the current situation that the space height of the garbage station is limited can be better adapted, large size utilization space and feasibility are provided for transformation of an existing garbage station, a double-station or multi-station operation mode of one machine with one box or two boxes or multiple boxes is adopted, use is more reasonable and convenient, the utilization rate is higher, and the garbage treatment efficiency is higher.

The invention relates to the technical field of heat pump equipment, in particular to a superconducting missile type air energy source heat pump unit system. The superconducting missile type air energy source heat pump unit system comprises a heat pump type compressor, a four-way valve, a special efficient heat exchanger, filters, an electronic expansion valve, a diversion head, an evaporator, a plate type heat exchanger, a missile-shaped subsonic-speed heating part, superconducting liquid, a gas-liquid separator, a fan, an airtight pipeline, a water inlet, a water outlet and an insulating water tank. The application range of the superconducting missile type air energy source heat pump unit system is widened to the areas in the south and the north, heat, cool air and hot water can be supplied, the product performance is safe and reliable, and use is convenient. In addition, experiments prove that the heat efficiency is far higher than that of an existing air energy source heat pump water heating unit under the ultralow-temperature working condition, and under the ultralow-temperature condition, the heat efficiency is not attenuated or slightly reduced, and the energy saving effectis very obvious.

The invention relates to a method, device, and computer program on a carrier for encoding a digital image. Until the encoded image fits into a desired amount of data, the method repeats: encoding the image into an encoded image, the encoding comprising quantizing causing lossy compression; decoding the encoded image into an image, the decoding comprising inverse quantizing; and increasing the losses in compression caused by the quantizing.

The invention discloses an open type straw compressing box with two density adjusting mechanisms. The open type straw compressing box comprises a first compression box body and a second compression box body, wherein the first compression box body is provided with the first density adjusting mechanism, and the second compression box body is provided with the second density adjusting mechanism. The first density adjusting mechanism comprises blocking slide blocks, springs, adjusting nuts and guiding rods. The guiding rods are fixed to lateral edges of the first compression box body, the first guiding rod is provided with the corresponding blocking slide block, the corresponding spring and the corresponding adjusting nut, and the corresponding blocking slide block stretches into the first compression box body. The second density adjusting mechanism comprises reversing manipulators and inclined lateral pressing plates, the inclined lateral pressing plates are arranged on the two opposite sides of the second compression box body through hinge pins, and the ends of the inclined lateral pressing plates are connected with the corresponding manipulators. Through the two density adjusting mechanisms, a first bundle which is actually bundled can be compressed in a high-density mode, and the two density adjusting mechanisms provide resistance at the same time, so that the compression density is greatly improved.