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

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.

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 an inducer and a production method thereof. The inducer comprises a magnetic body and a lead, wherein the magnetic body comprises first magnetic powder and second magnetic powder; the Vickers hardness of the first magnetic powder is greater than that of the second magnetic powder; the average grain diameter of the first magnetic powder is greater than that of the second magnetic powder; and the first magnetic powder is mixed with the second magnetic powder.

The invention relates to an inductor and a manufacturing method thereof. The inductor comprises a magnetic body and a wire; the magnetic body comprises first magnetic powder and second magnetic powder, wherein the Vickers hardness of the first magnetic powder is larger than that of the second magnetic powder, the mean particle diameter of the first magnetic powder is larger than that of the second magnetic powder, and the first magnetic powder and the second magnetic powder are mixed with each other.

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 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.

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.

A film wrapping and packaging method for silage blocks, the method is completed by a set of integrated equipment, and the equipment sequentially includes a compression cavity, a shape-preserving cavity, a film wrapping device, and a platform; the basic steps of the film wrapping method are: firstly The cuboid block is compressed by the compression cavity; then the cuboid block is moved forward through the center of the reel through the shape-preserving cavity, and the film is controlled to be in a horizontal state, and the reel is rotated while the block is advancing. The material block moves in a circular motion, and the upper, lower, left and right sides of the material block are horizontally wrapped; finally, the film roll is controlled to be turned over to a vertical state, and the material block is moved to the platform, and the platform is controlled to drive the material block. Rotate in the plane, and vertically wrap the front, rear, left and right sides of the block, so as to complete the film wrapping task of the six sides of the cuboid block.

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 invention provides a bonded permanent magnetic ferrite powder, a bonding magnet and a preparation method thereof. The bonded ferrite magnetic powder has a main phase shown as the following molecular formula: (Sr1-xBax)O.nFe2O3, wherein, n represents molar ratio and meets n=6.11- 6.30, and x is greater than or equal to 0.10 and smaller than or equal to 0.20. The preparation method of the bonded permanent magnetic ferrite powder includes taking industrial grade iron oxide red, strontium carbonate and barium carbonate as the raw materials, conducting burdening accordance to the molecular formula of (Sr1-xBax)O.nFe2O3, mixing the raw materials uniformly, and adding strontium chloride in the mixing process; performing pre-sintering at 1200-1280DEG C to obtain a pre-sintered material; carrying out coarse crushing and grinding on the pre-sintered material, and performing drying to obtain fine powder; annealing the fine powder; mixing the obtained magnetic powder with nylon 6 and related additives evenly, and conducting granulation and injection molding so as to obtain the bonded magnet with BR greater than 310mT.

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