17 results about "Wire drawing" patented technology

The invention relates to a method for cleaning and oiling the surface of a flux-cored wire and a device thereof. The method comprises the steps of: controlling the wire drawing linear speed at the range of 5-300m/min, spraying the wire surface by using a sprayer, wherein the linear speed is greater than 300m/min, starting a cleaning liquid pump to water the wire surface, and closing the sprayer, wherein the speed is less than 300m/min, stopping the cleaning liquid pump and turning on the sprayer, and then oiling with an oiling engine after spraying, watering and wire drawing. In the device, compressed air pipes are respectively connected with two pressure regulating valves and two electromagnetic valves; the pressure regulating valve and the electromagnetic valve are communicated with a cleaning liquid box through a tee-junction outlet pipe; and the other way of electromagnetic valve and pressure regulating valve is connected with the sprayer by a tee-junction; a water pump is arranged on the cleaning liquid box and is communicated with a drencher through a flow switch by a pipeline; the sprayer, a wortle and the drencher are all arranged in a watering withdrawing box; a water return port is arranged at the bottom of the box body and is communicated with the cleaning liquid box through the pipeline.

The invention provides fixed-size production equipment of a steel rope. The fixed-size production equipment comprises a plurality of wire drawing machines, wherein steel wires drawn by the wire drawing machines are fed into a twisting machine to be twisted; a strand twisted by the twisting machine is input into a crank closer to form the steel rope; the fixed-size production equipment is characterized in that: a first upper pinch roller and a first lower pinch roller are arranged above and below each steel wire respectively; a steel wire encoder is arranged on the first upper pinch roller or the first lower pinch roller; a second upper pinch roller and a second lower pinch roller are arranged above and below each strand respectively; a strand encoder is arranged on the second upper pinch roller and the second lower pinch roller; a third upper pinch roller and a third lower pinch roller are arranged above and below the steel rope respectively; a steel rope encoder is arranged on the third upper pinch roller or the third lower pinch roller; and the steel wire encoder, the strand encoder and the steel rope encoder are connected with a programmable logic controller (PLC). By using the fixed-size production equipment provided by the invention, the tensile strength of the steel rope is greatly improved, the efficiency is greatly improved and the working time is saved.

The invention belongs to the technical field of metal wire drawing die manufacturing, and relates to a self-lubricating hard alloy wire drawing die and a preparation method thereof. According to the self-lubricating hard alloy wire drawing die, a base body material is prepared from the components: a tungsten-cobalt hard alloy phase and a lubricating phase, and the self-lubricating effect of drawing processing can be achieved. The self-lubricating hard alloy wire drawing die is prepared through processes of carrying out hot pressing sintering to form a blank, carrying out perforating by adopting high-energy beams, carrying out precise and fine grinding and finishing and the like. The wire drawing die can be widely applied to dry-drawing processing of nonferrous metal wires, rapid abrasion of a drawing working surface of the die caused by the low hardness of a hard alloy bonding phase can be effectively ameliorated, and therefore the service life of the wire drawing die is remarkably prolonged, the wire drawing processing production efficiency is remarkably improved, the processes are simple and convenient to use, and the wire drawing die is green and environmentally friendly.

The invention discloses an adjustable wire-drawing die box. The adjustable wire-drawing die box comprises a fixed support, a first movable support and a second movable support, and the first movable support and the second movable support can move relative to the fixed support. The second movable support is provided with a wire-drawing die. The second of the fixed support is in a U shape, and the first movable support is arranged in a U-shaped cavity of the fixed support. The first movable support is arranged to be annular, and the second movable support is sleeved with the first movable support. A horizontal adjusting mechanism is arranged between the fixed support and the first movable support. A vertical adjusting support is arranged between the first movable support and the second movable support. The wire-drawing die mounted on the second movable support can be adjusted in the horizontal direction and the vertical direction to reach the optimum wire drawing position. A traditional integrated wire-drawing die box is replaced, and the problem of hard adjustment is avoided. The adjustable wire-drawing die box is flexible to adjust, wide in use range and convenient and easy to operate, and has high adaptability.

The invention discloses a forming method of a scraper ring flat steel belt used for a piston ring. The forming method is characterized in that a qualified round steel wire with the sectional area close to that of the finished-product flat steel belt serves as a raw material. Firstly, through primary rolling of a two-roller mill, a primarily-rolled flat steel belt in the required size is acquired, the compression ratio is controlled to be 60-90%, a left roller and a right roller are each provided with a belt groove four-roller mill of grooves matched with the R-arc shape required by the two sides of the scraper ring flat steel belt used for the machined piston ring to perform multi-pass rolling so that size control and two-side R arc trimming can be achieved, and in order to acquire the finished-product flat steel belt in the required shape and size, each-pass compression rate is controlled to be 3-5%. The forming method can be used for efficiently producing the good-quality flat steel belt for the piston ring. The cross-section shape, the size precision, the cleaning rod performance and the production efficiency of the produced scraper ring flat steel belt are all remarkably improved, and production cost is much lower than that of steel belts produced through a special-shaped wire-drawing die and a splitting treatment forming method.

The invention relates to an environment-friendly water-soluble stainless steel wire drawing liquid. The environment-friendly water-soluble stainless steel wire drawing liquid comprises the following raw materials in parts by weight: 3-5 parts of water-soluble antirust agents, 10-20 parts of special esters, 3-5 parts of coupling agents, 3-5 parts of special amine, 20-30 parts of base oil, 10-20 parts of special surfactants and the balance of water. The environment-friendly stainless steel wire drawing liquid provided by the invention has excellent lubricating property and cleaning property dueto compounding of special esters and special surfactants, can effectively prevent fine scratches of a processing surface, can protect a die more effectively than a traditional water-soluble wire drawing liquid, and has an excellent use effect.

Provided is a method for manufacturing wire wherein a cylindrical outer layer body constituted of a magnetic metal containing iron and a core body having an outside diameter with a ratio to the insidediameter of the outer layer body of 85.1-99.4% are prepared, the inside surface of the outer layer body and the outside surface of the core body are mechanically polished, at least one of the insidesurface of the outer layer body and the outside surface of the core body is treated with hydrochloric acid, a base metal is obtained by disposing the core body inside the outer layer body, and the base metal is passed through a wire drawing die, thereby obtaining a wire having a core conductor that is formed by the core body and an outer layer that is formed by the outer layer body and covers thecore conductor.

The invention provides a solid-liquid separation mechanism for food waste, comprising a barrel-shaped separation box, the bottom of the separation box is a filter plate, a flat draw-line mesh bag is arranged above the filter plate, and a vertical mesh bag is arranged above the separation box. A cylinder with a horizontal pressure plate is set under the cylinder, the pressure plate is located above the separation box, the shape of the pressure plate matches the opening of the separation box, the pressure plate can be pressed into the separation box, and a material receiving bucket is set under the separation box. The invention mechanically separates the food waste from solid and liquid, has simple operation, low cost and reduces manpower.

The invention discloses wire drawing equipment for Internet of Things engineering, which comprises a rotary damper, a concave support frame is arranged at the top of the rotary damper, a protection box A is arranged at the top of one side of the concave support frame, a motor A is arranged in the protection box A through a screw, and a wire drawing roller is connected to the top of the inner side of the concave support frame through a rotary shaft. Limiting discs are arranged at the two ends of the wire drawing roller in a penetrating mode, a protection box B is arranged on one side of the surface of the concave supporting frame and provided with a motor B through screws, a sliding rail is arranged at the bottom of one side of the protection box B through a support, a reciprocating lead screw is arranged at the position, located on the top of the sliding rail, of one side of the protection box B, and the surface of the reciprocating lead screw is sleeved with a sliding sleeve. And a limiting block is arranged at the top of the sliding sleeve. The wire drawing device is provided with a uniform wire drawing structure, so that wire bodies can be tidied while wire drawing is carried out, and the wire drawing device is suitable for being widely popularized and used.

The invention relates to paying-off equipment of a wire drawing machine. The paying-off equipment comprises a pair of mounting frames with inverted T-shaped sections, a main shaft transversely spanned between the two mounting frames, a driving motor for driving the main shaft to rotate, and a wire coil support frame positioned between the two mounting frames and matched and connected with the main shaft; the wire coil support frame includes a columnar support frame body with a semicircular section, a support arm I perpendicular to the support frame body and integrally designed, and a support arm II symmetrically arranged with the support arm I and hinged to the support frame body; and when the support arm II is overturned to the same side with the support arm I and parallel to the support arm I, the support arm II and the support arm I can clamp a wire coil. Compared with the prior art, the paying-off equipment of the wire drawing machine can efficiently realize conversion of a common paying-off coil from a vertical mounting state to a horizontal paying-off state, and greatly improves the safety and the reliability in actual application.

The invention relates to a device for adjusting inlet height of a hearth. The device comprises the hearth, a hearth baffle plate, a steel wire drawing line, a steel wire fixing sheet, a connection support and a control handle; the hearth baffle plate is fixed on the hearth; the connection support is fixed on the hearth baffle plate; the steel wire fixing sheet is fixed on the connection support; one end of the steel wire drawing line sequentially penetrates through the steel wire fixing sheet and the connection support and then is fixedly connected with the hearth baffle plate; and the other end of the steel wire drawing line is connected with the control handle. Compared with the prior art, the device for adjusting the inlet height of the hearth has the advantages of reducing operation cost, along with convenience in operation, wide using range and the like.

The automatic bar feeding machine comprises a machine frame, a chain type conveying mechanism, a material turning mechanism and a material jacking clamping mechanism, the chain type conveying mechanism, the material turning mechanism and the material jacking clamping mechanism are sequentially arranged front and back in the feeding direction, a to-be-turned material area and a to-be-jacked material area are arranged on the front side and the rear side of the material turning mechanism correspondingly, and a bridge frame is erected on the upper side of the to-be-jacked material area; a material hooking mechanism is arranged on the side face of the lower jaw, a trolley is installed on the bridge frame, a material grabbing mechanism is installed on the trolley, and a material guiding mechanism is arranged on the lower side of the gripper. According to the automatic bar feeding machine, a whole bundle of bars can be automatically and continuously separated, straight bars and bent bars with poor straightness can be automatically separated in the whole process, manual carrying is not needed, the labor intensity of workers can be reduced, and safety is high; the device fills the blank that in the prior art, bent bars cannot be automatically separated, automatic production is achieved, the working efficiency is improved, the labor intensity of workers is relieved, and the device can be used for front-end feeding of straightening machines, cutting machines, coreless lathes, head stripping machines, wire drawing machines and other metal machining equipment.