67results about How to "Shorten the process chain" patented technology

The invention discloses a forming method for a banjo axle housing. The forming method includes the following steps of (S1) blanking, (S2) extrusion of a shaft head, (S3) square pushing, (S4) manufacturing of a process groove, (S5) heating of a workpiece, (S6) radial expansion, (S7) shaping and (S8) upward resetting of a lower press sliding block and taking-out of the workpiece. According to the (S6), a wedge punch penetrates through a central hole of the lower press sliding block, pushes two radial expansion core molds to expand the radial direction of a workpiece central hole and axially squeezes the workpiece synchronously. According to the (S7), two axial shaping core molds are attached, the lower press sliding block moves downwards to enable the axial shaping core molds to be inserted into the position between two radial shaping core molds, an upper press sliding block moves downwards, and the wedge punch is inserted into the position between the two axial shaping core molds to shape the workpiece central hole and axially squeeze a hydraulic cylinder for axial limitation. The forming method integrates heat expansion and shaping, work procedures are reduced, a process chain is shortened, and the outline size accuracy is obviously improved.

The invention relates to an additive for removing ammonia nitrogen in electrolytic manganese residues and a removal method thereof. The additive comprises the following components in parts by weight:25-40 parts of an alkaline compound, 14-35 parts of fly ash, 25-46 parts of red mud, 85-100 parts of a solvent and 0.9-1.3 parts of a water reducing agent, wherein the alkaline compound comprises 15-35 parts of alkaline solid waste and 6-15 parts of a calcium-containing alkaline compound. Soluble ammonium salt in the electrolytic manganese residues with complex components can be converted into ammonia monohydrate which is easy to decompose, the ammonia monohydrate is converted into collected ammonia gas under the action of heat energy and mechanical energy, and a mixture obtained through a deamination treatment process can be directly mixed with materials such as slag and cement to prepare building materials meeting the national standard. According to the method, the purpose of efficientlyconverting the ammonia nitrogen unit in the electrolytic manganese slag is achieved, the electrolytic manganese slag product is prevented from emitting peculiar smell to harm the health of residents,and the purposes of comprehensively and cyclically utilizing resources and relieving the environmental pressure are achieved.

The invention discloses an aluminium wire-contained motor joint comprising an aluminium enameled wire and a wiring terminal. A clamp groove is formed in the motor and includes an aluminium enameled wire leading-out wire accommodation portion and a wiring terminal accommodation portion; an aluminium enameled wire leading-out wire is pressed into the aluminium enameled wire leading-out wire accommodation portion and penetrates the wiring terminal accommodation portion; and the wiring terminal is pressed into the wiring terminal accommodation portion with a pointed portion. When the wiring terminal is pressed into the wiring terminal accommodation portion, the pointed portion punctures the enamelling layer of the aluminium enameled wire, thereby completing condution with the aluminium wire. According to the processing method, the aluminium wire is compressed by using the wiring terminal and the clamp groove instead of using the traditional heat-shrinkable bush, thereby not only ensuring the oxidation-resistant capability and preventing phenomena of short circuit and poor contact at the joint but also improving the aluminium wire joint protection reliability. The motor running reliability is improved and easy production and operation are also realized.

The invention discloses a one-step forming process for special veneer glass fiber thin felt replacing plasterboard surface paper. The forming process comprises the following specific steps: preparation of white water, preparation of slurry, forming of a wet felt blank, soaking in an adhesive solution, recovery of the adhesive solution, drying and curing, and winding to obtain a finished product. Existing equipment is fully utilized, production and 'coating' of the glass fiber felt can be completed through one step on a glass fiber wet felt line by adjusting the production process, and equipment investment is reduced, energy is saved and production efficiency is improved under the condition of meeting use requirements of customers.

The invention discloses a manufacturing method of a novel UV420 lens. The novel UV420 lens is different from a traditional UV380 and a traditional UV420 lens in that the blocking wavelength upper limit of the novel UV420 lens can be raised to 420nm. The manufacturing method mainly includes the steps of lens processing, solution preparation, curing, film coating and detection. According to the manufacturing method, an additive (UV420) is added into a hard coat, so that UV hardening of the lens can be realized, and therefore, a process chain can be shortened, and production cost can be reduced, and the UV blocking wavelength upper limit of the lens obtained through adopting the manufacturing method can be effectively improved to 420nm, and eyes can be better protected.

The invention discloses an internal joint process of an aluminum wire motor. Firstly, an aluminum enamelled wire and a copper lead-out wire are subjected to terminal press connection, during the press connection, the aluminum enamelled wire is placed at the bottom of a U-shaped terminal, and the copper lead-out wire is placed on the aluminum enamelled wire; then, a heat shrinkage sleeve is sheathed on the U-shaped terminal, at least 10mm of heat shrinkage sleeves are respectively exposed at two ends of the U-shaped terminal, a stator is placed on a heating air passage, the heat shrinkage sleeve is heated, and two ends of the heat shrinkage sleeve are sealed, fixed and formed; next, an insulation sleeve is sheathed outside the sealed sleeve; and finally, the stator is integrally immersed by insulation paint and is then baked, and during the process, the insulation paint is immersed inside the insulation sleeve. The internal joint process of the aluminum wire motor has the advantages that the heat shrinkage sleeves are sheathed outside the U-shaped terminal, the triple sealing protection is realized at the aluminum wire joint part through the sheathing of the insulation sleeve and the immersing of the insulation paint, the sealing effect at the U-shaped terminal part is better, and the motor insulation is more perfect, so the motor quality is improved, and the service life of the motor is prolonged.

The invention discloses an air distribution plate for preparing double-filter-capsule filter rod and a preparation device. The air distribution plate comprises a plate body, an inside suction slot, anoutside suction slot and an alternating air blowing structure, wherein the inside suction slot and the outside suction slot are both arranged on the plate body, an arc-shaped groove body is coaxial with the plate body, a radius of the inside suction slot is less than that of the outside suction slot, and one end of the inside suction slot is radially flush with one end of the outside suction slot; the central angle of the outside suction slot is 90-340 degrees, the central angle of the inside suction slot is at least 30 degrees, and at least 30 degrees smaller than that of the outside suctionslot; the alternating air blowing structure is arranged at one end of the inside suction slot radially flush with the outside suction slot; the inside suction slot and the outside suction slot are connected with a vacuum pump, the vacuum pump provides negative pressure for adsorbing negative pressure of a filter capsule; the alternating air blowing structure is connected with the air source, andprovides positive pressure for transferring the filter capsule to next process.

The present invention discloses a metal mask plate integrated assembly detection center, which comprises a laser welding device, a laser cutting device, a stretching-flattening component, a precision measurement device, a sag measurement device, a machine table and movement guide rails. The metal mask plate integrated assembly detection center of the present invention has five core functions of laser welding, laser cutting, automatic stretching-flattening, precision measurement and sag measurement. With the metal mask plate integrated assembly detection center, the original complex and lengthy process chain can be avoided, and only the one process laser cutting can affect the precision, such that the product precision is easy to control, and the process is simplified.

The invention relates to the use of direct metal laser sintering (DMLS) for the production of a casting mold, in particular a permanent mold, in order to avoid air pockets in internal combustion engine pistons manufactured in a gravity die casting process, wherein at least one portion of the casting mold has a plurality of small openings, in particular microscopic holes, for discharging air. The invention also relates to a method for producing a casting mold, in particular a permanent mold, for gravity die casting pistons for internal combustion engines.

The invention provides a medical cotton processing method utilizing a temperature adjusting device and a shaft height adjusting device. A medical cotton processing device is utilized and comprises a liquid medicine container (2) which is of a cuboid structure, and two opposite short panels of the cuboid are rotatably provided with a shaft (4). A rotating body (3) is fixed on the shaft (4), and the shaft (4) is in power connection with an electromotor (41). The rotating body (3) is in a right pyramid shape and provided with a square cross section, and each side face of the right pyramid is provided with filtering net grids, wherein the filtering net grids are arranged in an array mode. The filtering net grids are in a square shape, side walls (31) of the filtering net grids are respectively composed of a filtering net and perpendicular to the plane where the side wall is located on the right pyramid, and each filtering net grid is used for containing the medical cotton.

The invention discloses anti-fatigue safety glasses and a production method thereof. The anti-fatigue safety glasses comprise a resin substrate and a special coating arranged on the surface thereof, a special antistatic agent and a special absorbent need to be added to the external coating, and the antistatic agent refers to one or more internal-mixing type antistatic agents. According to the antistatic glasses with the coating, static electricity on the resin glasses can be effectively, rapidly, and permanently led out, the usage is safer, and the surface of the glasses is more stain-resistant; two special absorbents are added to the external special coating, harmful blue light of the 420 nm can be blocked, narrowband visible light of the 585 nm, which causes visual fatigue, can be effectively absorbed, and eyes can be protected more comprehensively.

The invention discloses a full-process automatic welding wire production line. The full-process automatic welding wire production line comprises a pay-off machine around which a wire rod is wound. A husking machine, a derusting machine, a drawing all-in-one machine, a front tension box, a mixed cleaning machine, a high-speed plating tank, a high-speed cleaning tank, a high-speed polishing tank, arear tension box and a layer winding machine which allow the wire rod to penetrate through are sequentially arranged behind the pay-off machine. The drawing all-in-one machine comprises a box body andmultiple drawing rollers arranged on the box body, the multiple drawing rollers incline towards the same side of the box body and have the same inclination angle, and the multiple drawing rollers have the same height in the vertical direction. The drawing all-in-one machine in the scheme comprises the multiple drawing rollers so that the wire rod can be drawn into finished welding wires of various different specifications, the functions of a rough drawing machine and a fine drawing machine are integrated in the equipment, turnover of the wire rod between the rough drawing machine and the finedrawing machine can be avoided, thus, machine halt caused by frequent turnover of spools is avoided, and the stability of the product quality can be ensured.

The invention provides a method for treating medical cotton through an intermittent opening valve and a shaft height adjusting device. A medical cotton treatment device is adopted and comprises a liquid medicine container (2), the liquid medicine container (2) is of a cuboid structure, and shafts (4) are rotatably mounted on two opposite short face plates of the cuboid. Rotating bodies (3) are fixed to the shafts (4), and the shafts (4) are in power connection with a motor (41). The rotating bodies (3) are in the shape of a regular square prism and are provided with square sections, and filter screen boxes arranged in an array mode are arranged on each side face of the regular square prisms.

The invention relates to the field of concrete mixers and particularly relates to a low-noise double-shaft concrete mixer. The double-shaft concrete mixer comprises a mixing drum and two mixing shafts, wherein the two mixing shafts are respectively in transmission connection with a speed reducer, the two speed reducers are respectively provided with input shafts and output shafts, which are vertical to each other, the output rotation directions of the output shafts of the speed reducers are opposite, and the input shafts of the two speed reducers are in coaxial transmission connection through a shaft coupler; a synchronous gear on the conventional product is unnecessary, so that the noise generated by the engagement of the synchronous gear is eliminated, and the problem of high noise of the existing concrete mixer during the working process is solved; besides, the synchronous gear on the conventional product is omitted, so that the production cost of the mixer is reduced; and therefore, the low-noise double-shaft concrete mixer provided by the invention has the advantages that is the problem of high noise of the conventional concrete mixer during the working process is solved, but also the production cost of the double-shaft concrete mixer is lowered.