219results about How to "Improve straightening efficiency" patented technology

The invention belongs to the metal sheet and strap straighten technology field, which is a technical parameter optimizing method of straightening the metal sheet and strap automatically. The existing technology is complexity during the process of the straighten of the sheet and strap, the effect factors of straightener such as bounce, abrasion and clearance of axletree etc, more wrap of the technical initialization between the theoretic calculation and factual operation that lead the request about the flat and straight of the production can not be satisfied. The invention is making the least optimizing process for the difference of the theoretic value and the fact measure value, that is correcting the undetermined variable in the theoretic calculating formulary of the straighten force - regressive coefficient a0, a1, a2, a3, a4, a5, a6, a7, that is the nearest value between the theoretic value and the fact measure value. The method of the invention can setup the technical parameter automatically, improve the quality and the efficiency of straighten, the online system base on the invention has successful apply on the 3500 millimeters thick sheet straightener, the average value of the measure straighten force is discrepance smaller +5% with the calculation value, the remnants curvature of the production is less than 1.5mm/m.

A hair straightener includes a power cord, a control circuit board, an upper shell, a bottom shell, an electric hot plate and a heat-conductive brush head. The upper shell and the bottom shell are fastened together with a first accommodation chamber defined therein. The bottom shell defines an opening. The control circuit board, the electric hot plate and the heat-conductive brush head are accommodated in the first accommodation chamber. The heat-conductive brush head has a heat-transfer plate attached to the back side thereof. The electric hot plate is mounted on the heat-transfer plate. The heat-conductive brush head has a plurality of heat-transfer brush teeth located on the front side thereof.

The invention discloses a clamp for rod material alignment. The clamp comprises a clamp body as well as an adjusting bolt, a hinge pin, a pressing plate, a support block, a wedge and a cylinder pin, wherein the support block is located at the upper part of the clamp body, a clamping groove used for accommodating a rod material is formed in the side surface of the support block, a press head matched with the clamping groove for clamping the rob material is arranged at the upper end of the pressing plate, the middle of the pressing plate is connected to the side surface of the clamp body through the hinge pin, the lower end of the pressing plate is in threaded connection with the adjusting bolt, an adjusting nut is connected to the outer end of the adjusting bolt, the inner end of the adjusting bolt abuts against the outer end of the hinge pin in slide connection to the clamp body, the wedge is perpendicular to the hinge pin and in slide connection with the clamp body, and the inner end of the hinge pin abuts against the wedge. The clamp for rod material alignment is simple in structure and easy to operate, the rod material can be mounted and clamped conveniently and rapidly, and the rod material alignment efficiency is improved.

The invention relates to a feather straightening device for badminton production with a steam-assisted function, which comprises a base, wherein support frames are arranged on two sides of the base; a plurality of grooves with upward openings are formed in the upper side of the base; springs are arranged on the bottom parts in the grooves; support pillars are also arranged in the grooves; the bottom ends of the support pillars are fixedly connected with the upper ends of the springs; a lower straightening plate is fixedly connected to the top ends of the support pillars; a lower cavity is arranged in the lower straightening plate; a plurality of lower through holes are formed in the upper side of the lower straightening plate; a steam generation device is arranged on one side of the base, and is connected with the lower cavity in the lower straightening plate through a lower steam inlet pipe. The feather straightening device provided by the invention has the beneficial effects that an upper straightening plate and the lower straightening late are utilized for straightening feathers, and steam is cooperated for steam-assisting the feathers, so that the feathers cannot be too dry and have higher toughness, and a straightening effect is effectively improved.

The invention discloses a pipe measuring and straightening integrated machine, and the main points of the technical scheme of the invention are that the machine comprises a placement plane which is provided with two support seats; each support seat is provided with a jacking part; a measuring part is disposed between two support platforms, and comprises a main connecting bar, an auxiliary connecting bar, an adjustment ring, and a measuring ring; the main connecting bar passes through the adjustment ring, and the adjustment ring can slide in the length direction of the main connecting bar; theauxiliary connecting bar passes through the measuring ring, and the measuring ring can slide in the length direction of the auxiliary connecting bar; the measuring ring is located in the adjustment ring; the measuring ring and the adjustment ring are set concentrically; the machine also comprises a plurality of detection blocks, and two ends of each detection block are respectively a jacking end and a detection end; springs are connected between the jacking ends and the inner annular plane of the measuring ring; the machine also comprises a plurality of adjusting cylinders, wherein the stretching and drawing direction of the adjusting cylinders is the same as the radial direction of the adjustment ring. The machine is very high in pipe straightening efficiency.

The invention discloses a Cu-Nb composite wire straightening device which comprises a rack. A paying-off wheel, a first straightening unit, a second straightening unit, a guide wheel and a trailer wagon are installed on the rack in sequence. The paying-off wheel is rotationally installed at the upper end of a paying-off spool shaft. The lower end of the paying-off spool shaft is fixed to the rack. A tension device is fixed to the paying-off spool shaft, wherein the end of the tension device makes contact with the lower end face of the paying-off wheel, and the tension device prevents a Cu-Nb composite wire from being disengaged. The first straightening unit and the second straightening unit are of the same structure. The first straightening unit is horizontally installed, the second straightening unit is vertically installed, the guide wheel is installed at the upper end of a supporting rod, the lower end of the supporting rod is fixed to the rack, a driving device used for driving the trailer wagon to walk is installed on the rack, the rack is provided with a discharging groove and a walking rail used for enabling the trailer wagon to walk, and the discharging groove is located below the walking rail. The Cu-Nb composite wire straightening device can be well applicable to Cu-Nb composite wire straightening, is good in straightening effect, facilitates replacement of straightening components, and is low in using cost.

The invention discloses a process for producing large-diameter core rods of pipe tandem mills, having the characteristics of improving the straightening efficiency of the core rods. The process for producing core rods of large-diameter pipe tandem mills comprises the following steps of core rod blank forging, first-time straightening, surface rough turning, tempering treatment, second-time straightening and finish turning in sequence, wherein in the steps of first-time straightening and second-time straightening, firstly the core rods are placed on a lathe for marking the bent positions of the core rods and measuring the bending values, and then targeted straightening is carried out on the core rods according to the marks and the bending values. Therefore, the core rods are straightened on a free hydraulic forging press according to the marked positions and the bending values so that the straightening efficiency and accuracy are greatly improved; and in addition, the whole-length bending of the straightened core rods is only 3.5 mm and is even lower, and when the large-diameter core rods are turned, the process can ensure that qualified finished products can be processed by using less turning allowances. The process is especially suitable for popularization and application in the production of the large-diameter core rods.

The invention provides a construction reinforcement machining device and an application method thereof. The construction reinforcement machining device comprises a first bracket, a straightening machine and a shearing machine; the straightening machine is arranged at one end of the first bracket; the straightening machine comprises a traction wheel, a feed port, a pressing wheel, a second bracket,a hydraulic cylinder, a first motor, a driving chain wheel, a bracket, a chain, a fourth shaft and a driven chain wheel; and the shearing machine is arranged at the middle part of the first bracket.The construction reinforcement machining device adopts integral design of straightening and shearing; after reinforcements are straightened by the straightening machine, the reinforcements enter a receiving frame of the shearing machine through a positioning hole; and the position of a travel switch is set according to a needed length, so that the straightened reinforcements are shorn off according to the needed length, the repeated carrying operation in reinforcement machining is reduced, the production time and the labor amount are saved, the production efficiency is improved, and the production cost is reduced.

The invention provides a hydraulic straightening platform which can straighten and align overlapped workpieces. A set of shape steel bottom beams which are arranged in a criss-cross mode and meet the requirement for the height difference, adjustable end socket columns, movable end socket bases, tilt angle detection devices, T-shaped movable centers, movable pushing and straightening columns, track idler wheels, abrasion resistance blocks, straight-movement oil cylinders and inclined-pushing oil cylinders are stably connected together through hinge pins and rib plates to form the hydraulic straightening platform. The two ends of each shape steel bottom beam are connected with the corresponding adjustable end socket column and the corresponding movable straightening end socket base respectively, the straight-movement oil cylinders and the inclined-pushing cylinders are simultaneously hinged to the straightening end socket bases, the track idler wheels and the tilt angle detection devices are simultaneously hinged to the piston rod ends of the straight-movement oil cylinders, the T-shaped movable centers are arranged on the adjustable end socket columns, and the piston rod end of the corresponding straight-movement oil cylinder and the piston rod end of the corresponding inclined-pushing oil cylinder are hinged to the two ends of each movable pushing and straightening column respectively.

The invention relates to a steel-bar arc-delivering straightening hoop bending machine. The steel-bar arc-delivering straightening hoop bending machine is characterized by sequentially comprising a feeding port, a delivering assembly, a guiding assembly, a measuring assembly, a straightening assembly, a material-guiding guide tube, a shearing assembly, a bending assembly and a reverse delivering assembly, wherein the delivering assembly is used for clamping a steel bar and delivers the steel bar backwards, the guiding assembly is used for controlling and guiding the delivering path of the steel bar and achieving arc-delivering through change of displacement of each wheel set in the perpendicular direction, and the measuring assembly is used for measuring the current delivering length of the steel bar. The delivering assembly comprises a pair of delivering wheels, and the two delivering wheels are located on the upper side of the middle axis of the feeding port and the lower side of the middle axis of the feeding port respectively and are symmetrically distributed. The measuring assembly comprises a set of metering wheels which are vertically distributed. The straightening assembly comprises a perpendicular straightening assembly and a horizontal straightening assembly, wherein the horizontal straightening assembly is composed of two sets of plane straightening wheels. The steel-bar arc-delivering straightening hoop bending machine guarantees the quality of the straightened steel bar, improves straightening efficiency, reduces production cost, and has positive significance in straightening and bending of the steel bar.

The invention discloses a wire rod straightening device for a screw. The wire rod straightening device for the screw comprises a rack, a guiding unit, a pre-bending unit, a longitudinal straighteningunit, a transverse straightening unit and an input roller. The pre-bending unit comprises an upper compression roller driven by an air cylinder to move up and down and a lower compression roller located below the upper compression roller and driven by a third motor to rotate. Side compression rollers are separately arranged on two sides of the upper compression roller and the lower compression roller. The longitudinal straightening unit comprises a first straightening box, a plurality of longitudinal straightening wheels fixed to the first longitudinal straightening box and a fourth motor which drives the longitudinal straightening wheels to rotate. The transverse straightening unit comprises a second straightening box, a plurality of transverse straightening wheels fixed to the second straightening box and a fifth motor which drives the transverse straightening wheels to rotate. Heating strips are also separately arranged in the first and second straightening boxes. The wire rod straightening device for the screw can straighten big and small curves of the wire rod.

The invention provides straightening method and device for thick shaft like parts. The method is mainly applied to the straightening of the thick shaft like part; a clamping head is used for applying an axial loading force on a straightened shaft; the bent and deformed clamped end is straightened during clamping by the clamping head; under the effect of the axial loading force, a hydraulic cylinder is used for applying a straightening loading force for a sectioning reverse bending straightening die, so as to straighten the bent and deformed shaft body under the effects of the axial loading force and the straightening loading force. According to the method, the tensile reverse bending straightening method and device are adopted, the resilience value after straightening from bending is decreased, the force for reverse bending straightening is lowered down, straightening device bending detecting system and straightening displacement analyzing calculating control system are decreased, and a plurality of bent and deformed shaft bodies can be straightened at a time; the process is simple, and the straightening efficiency is high; the method and device are suitable for cold and hot straightening processes of steps and polish rod thick shafts like parts such as a train shaft and a car transmission shaft.

The invention provides a method for straightening a stirrer shaft. The stirrer shaft is arranged in a tank; the method for straightening the stirrer shaft comprises straightening the stirrer shaft in the tank without moving the stirrer shaft out of the tank, and no large machinery and fixtures are required. The labor intensity is low; no installation deviation is generated; the straightening efficiency is high; by the adoption of the method for straightening the stirrer shaft provided by the invention, the manpower is reduced, and the straightening efficiency is high.

The application discloses a straightening control method of a steel plate. The method comprises: if a straightening machine has a biting condition, a controller controls a straightening roller rotateforwardly at a first speed and the head of a to-be-straightened steel plate is bitten into an entrance roller slit of the straightening roller; whether the biting length of the head of the to-be-straightened steel plate reaches a preset straightening length is detected; if so, first straightening of the head of the steel plate is completed and the straightening roller is controlled to rotate reversely at a first speed, so that the straightening roller completes second straightening of the plate head along an opposite direction; and if the head of the to-be-straightened steel plate is separatedfrom the entrance roller slit, the straightening roller is controlled to rotate forwardly at a first speed. Therefore, the straightening time of the steel plate is shortened effectively, so that thestraightening efficiency of the steel plate is improved effectively.

The invention relates to the technical field of forestry devices, in particular to a forestry engineering seedling culture device. The forestry engineering seedling culture device comprises a water tank, a lifting mechanism arranged in the water tank, a pore plate connected with the top of the lifting mechanism, a seedling accommodating mechanism arranged on the upper end face of the pore plate and an adjustable seedling straightening mechanism arranged at the upper end of the water tank; the upper end of the seedling accommodating mechanism is positioned in the water tank when the lifting mechanism is completely contracted; and the lower end of the seedling accommodating mechanism is positioned outside the water tank when the lifting mechanism completely extends out. According to the forestry engineering seedling culture device, the adjustable seedling straightening mechanism is simple in structure and convenient to mount and dismount, when the adjustable seedling straightening mechanism is used together in cooperation with a supporting mechanism, the device is high in structural stability and convenient to use, component parts are convenient to maintain and replace, and the device is high in straightening efficiency and extremely good in straightening effect; after seedlings are cultivated, the seedlings are moved out from the side faces, the operation is rapid, tree roots and trunks are hardly damaged, and the survival rate of the transplanted seedlings is greatly increased; and the device is convenient to maintain.

The invention discloses a non-contact laser online detection bar straightness mechanism and a detection method. The mechanism includes a laser rangefinder, an industrial control computer, a programmable logic controller and a clamping mechanism. The laser rangefinder is mounted on a bar pressure straightening machine and used for acquiring distance data to the bar surface on a real-time basis, and there is a gap between the laser rangefinder and the bar in the data acquisition; the industrial control computer is connected with the laser rangefinder, and used for receiving and processing the data acquired by the laser rangefinder, drawing a straightness curve of the bar, and converting the analysis results into action commands and feeding the action commands back to the programmable logic controller; the programmable logic controller is connected with the industrial control computer, and used for receiving the signals sent in by the industrial control computer and outputting action instruction to a bar pressure straightening machine; and the clamp mechanism is connected to the industrial control computer, and used for clamping bar at both ends, so that the bar passes before the laser rangefinder. The invention provides basis for bar straightening, improves the straightening efficiency and the rate of qualified products, and can be widely used in metallurgy and other heavy machinery industries.

The invention relates to a bar straightening mechanism, which includes a workbench, a pulling part, and a straightening part. There are grooves, and balls are arranged in the grooves, and the grooves on the upper and lower two sets of straightening rollers are opposite to form straightening holes for bars to pass through. The bar can be straightened at multiple angles through the straightening hole, and due to the existence of balls, there will not be too much friction between the bar and the straightening roller, and there will be no impact on the straightening roller. The surface is damaged.

The invention relates to a light-emitting diode aftertreatment process. The light-emitting diode aftertreatment process mainly comprises the following multiple procedures of inspection operation, straightening treatment, detection treatment, collection packaging and the like. Adopted straightening equipment comprises a bottom plate, a taking device, a rotating device, a straightening device and aclamping device. The following problems existing during straightening of an existing light-emitting diode pin that a, when the traditional light-emitting diode pin is straightened, the middle end of alight-emitting diode needs to be manually held, the pin of the light-emitting diode is clamped by fingers to be straightened, consequently the work efficiency is low, mass production cannot be met, and when straightening is conducted manually through the fingers, the fingers are prone to being stabbed by the pin of the light-emitting diode; and b, when being straightened manually, the pin of thelight-emitting diode is often pulled cut due to excessive force, and consequently raw materials are wasted can be solved; and the straightening efficiency is high, the straightening effect is good, and the phenomenon that the pin is pulled cut is avoided.

The invention discloses a belt friction driving device used for a shaft straightening machine. Friction force generated through contact of a belt and a workpiece drives the workpiece to rotate. Compared with a traditional rolling wheel driving device, the belt friction driving device overcomes shortages of traditional driving. According to the belt friction driving device, all functions of the traditional rolling wheel driving device can be achieved, and meanwhile, the shortages of the traditional rolling wheel driving device are overcome fully. The belt friction driving device has the advantages that belt friction driving is adopted, the friction contact area and the friction coefficient are increased, relative sliding between the driving belt and the workpiece is avoided, meanwhile, a feedback angle error of an angle sensor caused by relative sliding between the driving belt and the workpiece is avoided, and the straightening efficiency is improved. The belt friction driving device mainly applied to workpiece rotating driving with an outer circle as benchmark and widely applied to straightening driving of a motor torsion bar, and a robot drive straightening driving of a motor transmission screw bar. The invention further discloses a straightening machine which applies the belt friction driving device.