131results about How to "Improve straightening effect" patented technology

The utility model relates to the technical field of straightening machines, and discloses a steel bar rotating straightening machine which comprises a bottom plate, two bases are arranged on each of the two sides of the top of the bottom plate, one base is fixedly connected with the top of the bottom plate, top bases are arranged on the tops of the two bases, and first screw rods are arranged at the four corners of the two bases and the four corners of the top bases; the first screw rod is in threaded connection with the top seat and the base; by arranging the sliding barrels and the connecting columns, the diameter between the two sliding barrels can be adjusted so as to adapt to steel bars with different diameters, the steel bars with different diameters can be effectively straightened without replacing the rolling wheels, the working efficiency is greatly improved, meanwhile, tight contact between the rolling wheels and the steel bars can be ensured, and the service life of the rolling wheels is prolonged. By arranging the first screw rod, an operator can quickly adjust the distance between the rolling wheels according to needs, and a maintainer can more easily check and replace parts such as the rolling wheels.

The invention belongs to the field of steel wire rope straightening equipment, and provides straightening equipment for steel wire rope machining. The straightening equipment comprises a workbench, the workbench is fixedly connected with a guide rail, the guide rail is slidably connected with a moving assembly, the moving assembly can horizontally move along the guide rail, and the two ends of the moving assembly are fixedly connected with second motors; an output shaft of the second motor is fixedly connected with an electric pull rod, and the telescopic end of the electric pull rod is fixedly connected with a fixing sleeve capable of fixing the end of the steel wire rope. When the steel wire rope moves along with the sliding frame, all the first electric push rods elastically limit the steel wire rope together, so that the bent part of the steel wire rope is straightened; and then, all straightening mechanisms in the frame conduct secondary straightening on the steel wire rope, all second electric push rods are started, and all the second electric push rods jointly drive second limiting rollers connected with the second electric push rods to straighten the steel wire rope.

The utility model relates to the technical field of metal wire machining, in particular to a building metal wire straightening device which comprises a machine table, a conveying mechanism is arranged at one end of the top face of the machine table and comprises two supporting seats fixed to the machine table, and two conveying rollers are rotationally connected between the two supporting seats. A straightening mechanism is arranged in the middle of the top face of the machine table, and a pulling mechanism is arranged at the other end of the top face of the machine table. According to the steel wire straightening device, the two clamping plates oppositely arranged on the pulling mechanism are driven by the second air cylinder to clamp and fix a steel wire, the steel wire with the length of the clamping plates is straightened through the clamping plates, and the air cylinder drives the movable base to move on the machine table so that the clamping plates clamp the steel wire to pull the steel wire outwards. And the two conveying rollers are matched to rotate to convey the steel wire to be straightened to the position between the straightening wheels, so that the steel wire can smoothly move among the straightening wheels, and the steel wire straightening and moving efficiency can be improved.

The invention discloses a wire rope straightening machine, which relates to the technical field of wire rope processing, and comprises a lubrication straightening mechanism and an oil injection pump installed on one side of the lubrication straightening mechanism, wherein a straightening and winding mechanism is arranged on one side of the lubrication straightening mechanism, and a wire rope body is arranged inside the straightening and winding mechanism, wherein the lubrication straightening mechanism comprises an oil storage tank, wherein first lifting support columns are symmetrically installed at the bottom of the oil storage tank, and first lifting top plates are fixedly installed at the tops of two of the first lifting support columns, wherein a first lifting motor is fixedly installed at the top center position of the first lifting top plate, and a rotating storage arm is rotated around a second rotating shaft while being able to slide inside a rotating sleeve by starting a second rotating motor, so that the rotating storage arm drives the first straightening roller to fit the surface of the wire rope body, thereby performing preliminary straightening of the wire rope body and improving the straightening effect of the wire rope body.

The utility model discloses an aluminum composite wire straightening device which comprises a bottom plate, a support plate is fixedly connected to the surface of one side of the bottom plate, a base frame is fixedly connected to the surface of one side of the support plate, a straightening assembly is movably connected to the upper end of the base frame, and a traction assembly is fixedly connected to the surface of one side of the bottom plate. And a rear rack is arranged at the upper end of the traction assembly. The first motor works to drive the rotating rod to rotate, the rotating gear drives the rotating ring to rotate through the gear groove, the roller swing support freely rotates at a limited angle at the upper end of the connecting plate, and the two straightening rollers can rotate by 360 degrees around an aluminum composite wire rod to straighten the aluminum composite wire rod while freely rotating at the limited angle. The three straightening assemblies are used for carrying out straightening treatment on the wire rod in a sectional mode in sequence, through 360-degree pressing straightening, it is ensured that the wire rod is evenly pulled and straightened in all directions, the overall shape of the wire rod is more uniform, possible distortion or deformation is reduced, and therefore the quality and reliability of products are improved.

The invention relates to the technical field of reinforcing mesh machining, in particular to a machining assembly line for reinforcing meshes and reinforcing mesh cages. The technical scheme adopted by the invention is as follows: the reinforcing mesh cage processing assembly line comprises a rack, comprising a wire feeding device used for conveying longitudinal steel bars and transverse steel bars, a welding device used for welding the longitudinal steel bars and the transverse steel bars into steel bar meshes, a bending device used for bending reserved bending sections of the transverse steel bars, a cutting device used for cutting off the steel bar meshes and a folding device used for folding the two steel bar meshes into a steel bar mesh cage. The bending device comprises a first bending station which is provided with at least one reinforcing steel bar bending mechanism arranged on a first rack and used for bending reinforcing steel bars to be bent on the two sides of a reinforcing steel bar mesh to enable the reinforcing steel bars to be bent to form vertical bending sections; and the second bending station is provided with at least one reinforcing steel bar stamping mechanism arranged on a second rack and used for stamping the vertical bending section to form a bending part.

The invention discloses a reinforcing steel bar straightening device and method for a building construction site, relates to the technical field of reinforcing steel bar straightening, and aims to solve the technical problem that the reinforcing steel bar straightening device for the building construction site is low in straightening efficiency. The reinforcing steel bar straightening device comprises a base, a mounting seat is fixedly arranged at the top end of the base, a hole groove is formed in the mounting seat, and a straightening mechanism A is arranged at one end of the hole groove; a straightening mechanism B is arranged at the other end of the hole groove. A rotating mechanism is arranged at the top end of the base. By designing the structure of the straightening mechanism A, a servo motor is controlled by an external control mechanism to rotate in the forward direction, a worm rotates to drive a worm ring to rotate in the forward direction, a connecting ring block drives an adjusting ring A to rotate in the forward direction, the adjusting ring A rotates in the forward direction relative to an adjusting ring B, and a mounting seat assembly A drives a straightening wheel assembly to synchronously and centripetally move; the reinforcing steel bar straightening device for the house building construction site has the advantages that the straightening efficiency is improved, and the technical problem that the straightening efficiency of the reinforcing steel bar straightening device for the house building construction site is low is solved.

The utility model discloses a straightening device for cable processing, which comprises a frame body, straightening mechanisms are symmetrically arranged at the top of the inner side and the bottom of the inner side of the frame body, one end of a cable respectively penetrates through an opening in the frame body and between the two straightening mechanisms, and the two ends of the cable are pulled in opposite directions to straighten the cable, so that the cable is straightened, and the straightening efficiency is improved. Furthermore, a pressing plate is driven by four second electric push rods to fix and clamp the cable to complete limiting operation, a groove in a straightening plate is driven by third electric push rods in the two straightening mechanisms to be attached to the outer side of the cable, and finally two sliding blocks on screws are driven by motors in the two straightening mechanisms to move oppositely; according to the cable straightening device, the two straightening mechanisms are arranged, so that the four straightening plates in the two straightening mechanisms are driven to roll the cable back and forth until the cable is deformed into a straightened shape from a bent shape, the cable straightening operation is completed, manual cable straightening operation by personnel is not needed, time and labor are saved, and meanwhile the cable straightening effect is improved.

The utility model relates to a wire rod heating and straightening device which comprises a heating mechanism, a wire passing hole and a hot air cavity communicated with the wire passing hole are formed in the heating mechanism, an annular hot air groove is formed in the wire passing hole in the circumferential direction, and the hot air cavity is communicated with the wire passing hole in the circumferential direction through the hot air groove. The hot air groove is obliquely arranged, so that the air outlet direction of the hot air groove deviates towards the outlet direction of the wire passing hole. The hot air pipe is communicated with the hot air cavity; and the first straightening mechanism is arranged along the wire outlet direction of the wire passing hole. Before the wire rod is straightened by the straightening mechanism, the wire rod is heated through hot air. The plasticity and deformation capacity of the material are improved through heating, the shape memory effect and internal stress of the material are eliminated, and the wire straightening efficiency and effect are greatly improved. The wind direction of the hot air is consistent with the moving direction of the wire, so that the hot air is attached to the surface of the wire to fully heat the wire, and the wire is heated to the temperature suitable for straightening.

The invention belongs to the technical field of plate and strip straightening, and particularly relates to a method for calculating residual stress in the plate and strip straightening process under the action of a bending roller. The invention discloses a method for calculating residual stress in a plate strip straightening process under the action of a bending roller, which comprises the following steps of: analyzing the influence of internal residual stress of a plate strip under the combined action of straightening inflection and initial residual stress, and taking an average value of the residual stress of the plate strip before straightening and the residual stress of the plate strip after straightening as a tension value in the straightening process; and under the influence of the bending curvature, the plate strip generates plastic deformation, so that the residual stress of the straightened plate strip is redistributed, iteration is carried out until convergence, and the residual stress distribution after straightening is completed is obtained. The method can accurately and quickly simulate the influence of the roller type straightening machine on the residual stress distribution of the plate strip by using different roller bending amounts for straightening, and can better control the manufacturing process and ensure the performance and reliability of the final product by analyzing the change of the residual stress and optimizing the process parameters in the straightening process.

The straightening device for cable processing comprises a base, an opening groove is formed in the middle of the top end of the base, a linear motor is arranged in the opening groove, the power output end of the linear motor is fixedly connected with a pulling plate, and the left side and the right side of the top end of the base are fixedly connected with connecting plates. A connecting block is fixedly connected to the top end of the connecting plate, a limiting through hole is formed in the connecting block, a cable is arranged in the limiting through hole, a fixing through groove is formed in the connecting block, a clamping block is arranged in the fixing through groove, and clamping sliding blocks are fixedly connected to the upper end and the lower end of the clamping block; according to the cable straightening device, through cooperation of the devices, a cable abutting against the top end of the clamping block can be straightened, operation is easy, the straightening effect is good, and the good straightening effect of the cable in the cable machining process is achieved.

The invention relates to a bending and straightening all-in-one machine for reinforcing steel bar machining, which comprises a base, a machine body is arranged on the base, two wheel discs capable of freely rotating are arranged on the machine body, and the two wheel discs are arranged up and down; the adjusting wheel is arranged between the two wheel discs in a position-adjustable mode, and by adjusting the position of the adjusting wheel, the distance between the adjusting wheel and the wheel discs is made to be matched with the diameter of the reinforcing steel bar; the straightening wheels are arranged on the two sides of the two wheel discs and can rotate freely, the straightening wheels are arranged in two rows, the distance between the two rows of straightening wheels is matched with the diameter of the reinforcing steel bar, and a first channel allowing the reinforcing steel bar to penetrate through is formed between the two rows of straightening wheels; the fourth motor is arranged in the machine body and drives the wheel disc to rotate; the discharging mechanism is fixedly mounted at the top of the base, and the steel bars are wound on the discharging mechanism; and the bending machine is arranged at the side part of the straightening wheel and is far away from the discharging mechanism.

The present invention relates to the technical field of steel processing, and specifically discloses a furnace robot steel bar straightening machine, including a feeding table, a straightening device and a material guide table arranged in sequence, the straightening device includes a base, a frame, an active roller, a lower pressure roller, a lifting bracket and a motor, the active roller shaft is connected to the top of the base, at least two active rollers are provided, and both are connected to the motor; the two active rollers are in a straight line along the feeding direction and have the same height, a lower pressure roller is provided above the middle position of every two adjacent active rollers, each lower pressure roller is perpendicular to the feeding direction axis, at least one lower pressure roller is perpendicular to the horizontal plane, the lower pressure roller shaft is connected to the bottom of the lifting bracket, and the lifting bracket is slidably connected in the frame through the drive of the lifting mechanism. The steel bar straightening machine can straighten the steel bar from several key directions, and the straightening effect meets the material reuse requirements, solves the problem that the steel bar is difficult to reuse, realizes the recycling of materials, reduces resource waste, and reduces production costs.

The utility model discloses a cable laying device for electrical automation control, and relates to the technical field of cable laying, the cable laying device comprises a mounting base and a slide rail support, the mounting base is internally provided with a slide groove, the slide groove is internally provided with a threaded rod, the outer surface of the threaded rod is provided with a slide block, and the slide block is provided with a slide rail. A first hydraulic rod is mounted at the upper end of the sliding block, and a supporting ring is mounted at the upper end of the first hydraulic rod; a sliding rail support is fixed to the upper end face of the mounting base, a threaded shaft is mounted in the sliding rail support, the threaded rod rotates to a certain degree through a motor, sliding of the sliding block in the sliding groove is achieved, then the supporting ring ascends and descends through a first hydraulic rod and is used for supporting a cable sleeve, and the cable sleeve can be fixed through the supporting ring. And then the sliding blocks slide outwards along the sliding grooves for discharging, and the cable sleeves are placed on the supporting rings for lifting, so that feeding is facilitated, the manpower demand is reduced, and the labor intensity of workers is relieved.

The utility model relates to straightening device technical field, and disclose a kind of multistage spring pressurized harness straightening device, solve the problem that the existing straightening device is inconvenient to adjust, it includes support and straightening main stem, the side of support is sequentially provided with disc, wire feeding wheel and switch component, be provided with wire feeding combing disc, guide wheel, longitudinal straightening component, transverse straightening component and tensioning component on straightening main stem, longitudinal straightening component and transverse straightening component are 90 degree misregistration setting structure, harness sequentially passes through disc, wire feeding wheel, switch component, wire feeding combing disc, guide wheel, tensioning component, longitudinal straightening component, transverse straightening component, longitudinal straightening component and transverse straightening component are all by three fixed point straightening wheel, positioning pressing plate, two adjusting screw, adjusting knob, spring one and two movable straightening wheel constitute;Through the straightening device, can be adjusted according to harness diameter, can realize spring pressurized, improve adaptability.

The utility model provides a heating device for wire production, which comprises a base, a heating box fixedly mounted in the middle of the outer surface of the top end of the base, a first positioning frame fixedly connected to the left side of the heating box, a second positioning frame fixedly connected to the right side of the heating box, and servo motors fixedly connected to the side walls of the first positioning frame and the second positioning frame. A first rotating wheel is connected to the output end of the servo motor, a connecting belt is rotatably connected to the surface of the first rotating wheel, a second rotating wheel is rotatably connected to the end, away from the first rotating wheel, of the connecting belt, a heating pipe is fixedly connected to the left side wall of the heating box, a wire outlet pipe is fixedly connected to the right end of the heating pipe, and a baffle is arranged at the top end of the second positioning frame. According to the heating device for electric wire production, the electric wire can be automatically heated, and the heating device has the effect of rapid cooling.

The utility model relates to the technical field of wire blanking machines, and discloses a wire blanking machine with an anti-winding device, which comprises a blanking machine, the front end of the upper part of the blanking machine is an inclined plane, an observation panel is fixedly arranged on the surface of the front end of the upper part of the blanking machine, a connecting plate is fixedly arranged on the front surface of the blanking machine, and a driving switch is fixedly arranged at the upper end of the front surface of the connecting plate. A driving device is fixedly arranged in the middle of the front face of the connecting plate, a straightening mechanism is arranged at the right end of the front face of the connecting plate, a fixing mechanism is arranged on the right side of the discharging machine, an arc-shaped groove is formed in the right side face of the discharging machine, and a sliding groove is formed in the right end of the front face of the connecting plate. And the guide channels between the guide wheels on the left placing plate and the right placing plate are located on the same straight line, so that the situation that the wire passes through the guide channel on the right placing plate and then enters the guide channel on the left placing plate to be bent and wound is avoided, the straightening effect of the device is improved, and the wire cannot be wound.

The utility model relates to a multi-wheel straightening machine for steel fiber production, which belongs to the field of steel fiber production and comprises a worktable, an adjusting and limiting component and a pressing component are mounted on the worktable, and the adjusting and limiting component comprises an electric sliding table fixedly mounted at the bottom of the inner wall of the worktable. And the top of the electric sliding table is slidably connected with a sliding block, a sliding rod is fixedly installed in the workbench, and the outer side of the sliding rod is slidably connected with a moving block fixedly connected to the top of the sliding block. According to the multi-wheel straightening machine for steel fiber production, by installing the adjusting and limiting assembly, the positions of limiting wheels can be adjusted conveniently according to using requirements, the using flexibility of the multi-wheel straightening machine is improved, steel fiber materials are better limited through the first limiting wheels and the second limiting wheels, and the using quality of the multi-wheel straightening machine is improved; and the steel fibers can be longitudinally limited conveniently, the steel fiber straightening effect is improved, and the use quality of the device is improved.

This utility model discloses a straightening device for aluminum profile processing, including a worktable. A first motor is installed at the bottom of the worktable surface, and a first bidirectional screw is installed at the output end of the first motor. A first moving rod and a second moving rod are respectively driven and connected to the first bidirectional screw. The first moving rod and the second moving rod are symmetrically arranged and each is equipped with a clamping mechanism. The two clamping mechanisms are symmetrically arranged on the worktable. A second motor is installed at the bottom of the worktable surface. In this utility model, the two ends of the aluminum profile are clamped and fixed by the two clamping mechanisms. The second motor drives the unidirectional screw to rotate, causing the third moving rod to drive the moving frame to move, thereby driving the horizontal straightening mechanism and the lateral straightening mechanism to move. This achieves a one-time straightening effect on the upper and lower end faces and the front and rear end faces of the aluminum profile, effectively avoiding the cumbersome and inconvenient secondary clamping and straightening operations and the problem of affecting straightening efficiency.

The utility model relates to the technical field of hot-rolled coil plate machining, in particular to a straightening device for hot-rolled coil plate machining, which comprises a bottom plate, an unwinding component, a limiting component and a straightening component. The straightening assembly comprises a plurality of first straightening rollers arranged on the fixing frame at intervals, the first straightening rollers rotate under the action of the transmission assembly, a plurality of second straightening rollers are rotatably arranged on the portion, above the first straightening rollers, of the lifting frame, and two sliding blocks are arranged on the two sides of the lifting frame correspondingly and slidably connected with sliding grooves in the two sides of the fixing frame correspondingly. The rotating shaft is rotatably arranged above the second straightening roller under the driving of the rotating assembly, when the rotating shaft rotates, two first gears on the rotating shaft are driven to rotate, the two first gears are meshed with two first racks which are vertically arranged, and the lower ends of the first racks are connected with the tops of the corresponding sliding blocks. The straightening device has the advantages that the distance between the upper straightening roll and the lower straightening roll is convenient to adjust, a hot-rolled coil is prevented from deviating, and the straightening effect on the hot-rolled coil is good.

The present invention discloses a diode straightening mechanism and a device thereof, comprising a differential assembly, a driving assembly and a wire chasing assembly; the differential assembly comprises a second turntable and two discs, a plurality of fixing grooves are provided on the outer wall of the second turntable, the plurality of fixing grooves are evenly arranged along the circumference of the second turntable, the two discs are symmetrically arranged on both sides of the second turntable, the opposite sides of the two discs are both in sliding contact with the second turntable, a plurality of protrusions are provided on the outer wall of the disc, the plurality of protrusions are sequentially connected end to end along the circumference of the disc, and the width of each protrusion decreases sequentially along the rotation direction of the disc; the driving assembly drives the second turntable and the two discs to rotate coaxially and in the same direction, and the rotation speeds of the two discs are the same; the technical problem that the lead wire is subjected to uneven force and the straightening effect is poor in the process of straightening of the diode straightening mechanism and the device of the prior art is solved.

The utility model discloses a chain wheel with a high-strength roller, which comprises the following components: a roller which is used for transmission; the movable assembly is located on the outer side of the roller and movably connected with the roller; the abutting assembly is located in the roller and movably connected with the roller; a plurality of sets of movable holes are evenly formed in the outer side of the roller, the number of the movable holes is six, and a tooth groove is formed in one end of the interior of the roller. According to the device disclosed by the utility model, the shifting gear is driven to rotate while the movable column rotates, and the sawteeth on the outer side of the shifting gear directly generate outward pushing force on the limiting block, so that the movable block and the arc-shaped movable plates are driven to move outwards while the limiting block is stressed, and the six groups of arc-shaped movable plates expand outwards at the same time; and when the roller is expanded to a proper position, the movable column can be pulled towards the position of the sleeve, so that the movable column moves forwards and carries the clamping teeth until the clamping teeth are clamped into the tooth grooves, and the outer diameter of the roller can be adjusted.

The invention relates to the technical field of wind power generation, in particular to a cable mounting and fixing device of a wind power generation tower, which comprises a base, a guide unit is mounted on the left side of the upper end of the base, a plurality of straightening units which are uniformly arranged up and down are mounted on the guide unit, and a tightening unit is mounted on the right side of the upper end of the base; the cable straightening device is used for cable installation of a wind power generation tower, before the cable is installed on a saddle bridge, the cable straightening device can straighten the cable firstly, when the cable is twisted, the straightening unit can correct the twisted part of the cable, the cable straightening effect is improved, then the electrical performance and the service life of the cable are ensured, and the cable straightening device is suitable for popularization and application. Meanwhile, the sagging height and the sagging angle of the cable between the saddle bridge and the cabin can be accurately adjusted, the sagging part of the cable between the saddle bridge and the cabin can be tightened and fixed through the tightening unit, and then the use quality of the installed cable is ensured.

The present invention relates to the technical field of wind power generation, and specifically to a cable installation and fixing device for a wind power generation tower, comprising a base, a guide unit is installed on the left side of the upper end of the base, a plurality of straightening units evenly arranged up and down are installed on the guide unit, and a tensioning unit is installed on the right side of the upper end of the base; the present invention is used for cable installation of the wind power generation tower, and before the cable is installed on the saddle bridge, the present invention can straighten the cable first, and when there is distortion on the cable, the straightening unit can correct the twisted part on the cable, improve the straightening effect of the cable, and thus ensure the electrical performance and service life of the cable, and at the same time, the present invention can also accurately adjust the drooping height and drooping angle of the cable between the saddle bridge and the cabin, and the tensioning unit can also tighten and fix the drooping part of the cable between the saddle bridge and the cabin, so as to ensure the use quality of the cable after the installation is completed.

The invention discloses a straightening device and method for a hexagonal high-temperature alloy bar, the device comprises a feeding roller 1, a support 2, a hub 3, a plurality of dies 4 and a discharging roller 6, the hub 3 is mounted on the support 2 and is driven by a hub driving motor 7 to rotate through a belt 5, the dies 4 and the discharging roller 6 are arranged in the hub 3, and each die 4 is composed of an outer ring 41, a plurality of drum-shaped rollers 42 and an inner die 43. And a plurality of drum-shaped rollers 42 are uniformly distributed between the outer ring 41 and the inner mold 43. 360-degree all-directional straightening of the hexagonal bar is achieved, and accurate straightening is achieved. In addition, only sliding friction for advancing of the bar exists between the die and the bar in the method, the rotating direction is relatively static and free of friction, abrasion of the die and generation of heat are greatly reduced, the feeding speed of the hexagonal high-temperature alloy bar material is optimized, and the straightening effect is optimal. And meanwhile, through the design of the die, sliding friction is eliminated, heat productivity is reduced, and the service life of the die is prolonged.

The invention discloses a device for generating flat copper wires for producing hardware parts, and relates to the technical field of stator coil forming of flat copper wire motors. The device comprises a base and a fixing base, wherein the fixing base is fixedly installed on the top of the base, a U-shaped plate is fixedly installed on one side of the fixing base, a second cylinder is fixedly installed at the top center of the U-shaped plate, a piston rod of the second cylinder penetrates the U-shaped plate and is connected with an adjusting plate, a transmission mechanism is fixedly installed on one side of the adjusting plate, and the transmission mechanism is used to drive a plurality of upper pressing wheels arranged on the other side of the adjusting plate to rotate; the invention adjusts the spacing between the lower pressing wheel and the upper pressing wheel, and simultaneously adjusts the spacing between the adjusting wheel and the fixing wheel by pushing the adjusting wheel to move on the adjusting shaft, so as to facilitate straightening of flat copper wires of different diameters, and to extend the range of its application.

The embodiment of the utility model provides a guide rail straightening device, and relates to the field of tool equipment. The guide rail straightening device comprises a plurality of fixed bases, a connecting structure and a straightening structure, the multiple fixing bases are sequentially distributed and used for containing guide rails to be straightened. The straightening structure comprises straightening blocks and a first connecting plate, the two sides of the guide rail are fixed through the straightening blocks, and the first connecting plate is used for fixing the straightening blocks to the fixing base; and the connecting structures are connected with the two adjacent fixed bases, so that the two adjacent fixed bases are fixed. According to the guide rail straightening device provided by the embodiment of the utility model, the quenched guide rail can be rigidly fixed through the plurality of straightening blocks, so that the guide rail is prevented from being bent, and the straightness of the guide rail after quenching and cooling is ensured.

The present application relates to quenching equipment field, specifically disclose a kind of aluminium alloy online quenching equipment, including heating box, primary cooling box and secondary cooling box, the side of heating box discharge is equipped with support plate, the both ends of primary cooling box and secondary cooling box are all equipped with through slot, multiple spray heads for spraying atomized cooling oil are equipped in primary cooling box, oil storage tank is equipped in secondary cooling box, oil storage tank both ends are equipped with through material slot for aluminium alloy piece, four copper pipes are slidably installed in oil storage tank.The cooling speed of aluminium alloy piece is adjusted in the present application, electric sliding block drives copper pipe to slide, the heat absorption speed around aluminium alloy piece changes by copper pipe, the cooling speed of corresponding surface of aluminium alloy piece changes, the heat around aluminium alloy piece can be controlled, the temperature around aluminium alloy piece can also be adjusted by controlling the water pump speed, and the position of copper pipe is cooperated.

The utility model relates to the technical field of aluminum profile machining equipment, and discloses an aluminum profile straightening device which comprises a straightening table, a support is fixedly connected to the top of the straightening table, a hydraulic cylinder is fixedly installed on the top of the support, a connecting base is arranged on the inner side face of the support and fixedly connected with the telescopic tail end of the hydraulic cylinder, and the telescopic tail end of the hydraulic cylinder is fixedly connected with the straightening table. The automatic position correcting assembly comprises two sets of connecting plates which are symmetrically and movably connected to the top of the straightening table, a limiting frame is arranged on one side of each connecting plate, and the upper straightening rollers are rotationally connected to the connecting seats. According to the aluminum profile straightening device, the problem that the straightening effect on an aluminum profile is easily reduced due to the fact that it is difficult to guarantee that the head end and the tail end of the aluminum profile are kept on the same horizontal line all the time is effectively solved.

The utility model belongs to the technical field of automobile headrest rod machining, and particularly relates to an automobile headrest rod straightening device which comprises an L-shaped plate, a straightening mechanism is arranged on the L-shaped plate, the straightening mechanism comprises an extrusion assembly and a fixing plate, the fixing plate is fixedly connected with the transverse side wall of the L-shaped plate, the fixing plate is connected with a cross plate through an arranged rotating assembly, and the cross plate is fixedly connected with the transverse side wall of the L-shaped plate. A group of first sliding grooves are formed in the cross plate, and first sliding blocks are slidably connected into the first sliding grooves, so that the problems that in the production process, if the quality of raw materials is unstable and indexes such as the strength and the toughness of steel do not meet the requirements, a rod piece is prone to bending in the machining and forming process, in addition, the machining process is unreasonable, and the machining cost is low are solved. The problems that in the prior art, in the working procedures of welding, cutting and the like, thermal stress generated by improper operation enables a rod piece to deform and needs to be straightened, but traditional straightening is time-consuming and labor-consuming, and straightening efficiency is prone to being affected are solved.