CN209811088U

CN209811088U - Cutting device for fixed-length blanking of prestressed steel wires

Info

Publication number: CN209811088U
Application number: CN201920372823.5U
Authority: CN
Inventors: 童勇; 耿晓梅
Original assignee: Zhiyida Intellectual Property Rights (shenzhen) Co Ltd
Current assignee: Zhiyida Intellectual Property Rights (shenzhen) Co Ltd
Priority date: 2019-03-22
Filing date: 2019-03-22
Publication date: 2019-12-20
Anticipated expiration: 2029-03-22

Abstract

The utility model discloses a cutting device for prestressed wire fixed-length blanking, which comprises a conveying device arranged on the left side of a machine body and a coiling device arranged on the right side of the machine body; a cutting area, a jaw wire feeding area, a rotating straightening area and a pressing roller straightening area are arranged in the machine body, a cutting workbench is arranged in the cutting area, a cutting workbench support is sleeved on a sliding rod, the sliding rod is transversely arranged in the machine body, and the cutting workbench support is connected with a sliding hydraulic cylinder; the gripper wire feeding frame bottom is fixed on the bottom surface of the machine body; the rotary straightening area comprises a rotary straightening frame, a straightening rotor and a straightening motor; four groups of compression roller cross rods are transversely arranged on the compression roller straightening frame. The utility model discloses a compression roller alignment and two kinds of modes of rotating the alignment work, except can be automatic down the steel wire that excels in, can also carry out the alignment unloading to plate circle etc. through the control of converter, plc, make unloading efficiency and unloading precision further improve.

Description

Cutting device for fixed-length blanking of prestressed steel wires

Technical Field

The utility model relates to a steel processing equipment field specifically is a cutting device of prestressing wire fixed length unloading.

Background

The prestressed steel wire is a steel wire commonly used in the manufacture of prestressed concrete members, and is rapidly developed along with the wide application of the prestressed concrete members, the prestressed steel wire is transported conveniently in a coil-forming manner in steel plants, needs to be coiled by a special coiling machine when leaving a factory, needs to be cut off after the diameter of the coil is about 500-1000 mm, then is transported to a use site, and is uncoiled again for cutting off according to the required length when in use. But the existing steel wire straightening and cutting device has the problems that: the straightening mode is single, and the straightening device cannot be applied to steel wires with larger diameters; the steel wire is required to stop forward transmission at the moment of cutting the large-diameter steel wire, otherwise, the machine has large impact vibration and poor production continuity; the use mode is single, and the device cannot be used as a coiler; the cut has burrs when being cut off, and operators are easy to cut when in use; and the required steel wire length can not be accurately measured and then cut off, so that the automation degree is low.

Chinese patent CN201220718591.2 provides a steel wire straightening and cutting machine, which comprises a frame, the frame on be equipped with straightening mechanism, straightening mechanism and frame fixed connection, straightening mechanism both ends all be equipped with conveying mechanism, conveying mechanism and frame fixed connection, the frame on still be equipped with the mount, mount and frame fixed connection, the mount on be equipped with shutdown mechanism, shutdown mechanism and mount fixed connection. The steel wire is conveyed to a straightening mechanism and a cutting mechanism through a conveying mechanism, the straightening mechanism straightens the steel wire, and then the steel wire is cut into steel wire sections with fixed length through the cutting mechanism; the steel wire straightening and cutting device mainly solves the problem that the steel wire straightening and cutting device is required in the existing working occasions, a single straightening barrel is used for straightening, and the steel wire straightening and cutting device cannot be suitable for steel wires with large diameters; when cutting, the steel wire needs to stop transmission, the trigger rod is triggered, the trigger rod triggers the cutting tool to work, the steel wire is cut, and the production continuity is poor; the reverse operation can not be performed as a coiler, and burrs generated by the notch can not be processed.

Therefore, a cutting device for fixed-length blanking of prestressed steel wires is needed, which can be suitable for cutting steel wires with larger diameters and can be used for continuous production; the steel wire coiling machine has two use functions, not only can be used as a coiling machine when a steel wire leaves a factory, but also can be used as straightening and cutting equipment when the steel wire is used on site; notch burr can automatic processing, and cut off again after can the required steel wire length of accurate measurement.

Disclosure of Invention

The utility model discloses to prior art's not enough, provide one kind and can be applicable to the steel wire of multiple different diameters and cut off, the production continuity is high, possesses multiple service function, can handle the incision burr automatically, can cut off a cutting device of prestressing wire fixed length unloading again behind the required steel wire length of accurate measurement.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a cutting device for fixed-length blanking of prestressed steel wires comprises a machine body, a control cabinet arranged at the top of the machine body, a conveying device arranged on the left side of the machine body and a coiling device arranged on the right side of the machine body; a cutting area, a gripper wire feeding area, a rotating straightening area and a pressing roller straightening area are arranged in the machine body; the cutting area is arranged on the left side in the machine body, the cutting area is provided with a cutting workbench, a cutting table support is fixedly arranged at the bottom of the cutting workbench and is sleeved on a sliding rod, the sliding rod is transversely arranged in the machine body, one end of the sliding rod is fixed to the left side wall of the machine body, the other end of the sliding rod is fixed to a jaw yarn feeding frame, and the cutting table support is connected with a sliding hydraulic cylinder; the gripper feeding frame is fixed on the bottom surface of the machine body, and is provided with a gripper wheel and a gripper wheel which are fixedly mounted in an adjusting groove on the gripper feeding frame; the rotary straightening area comprises a rotary straightening frame, a straightening rotor and a straightening motor, the bottom of the rotary straightening frame is fixed on the bottom surface of the machine body, one end of the straightening rotor is sleeved on the straightening frame, the other end of the straightening rotor is sleeved on the compression roller straightening frame, a plurality of groups of straightening rollers are arranged on the straightening rotor, the straightening motor is fixedly arranged on the bottom surface of the machine body, a belt pulley is fixedly arranged at the right end of the straightening rotor, and the straightening motor is connected with the belt pulley on the straightening rotor through a belt; the compression roller straightening machine is characterized in that four groups of compression roller cross rods are transversely arranged on the compression roller straightening frame, one end of each compression roller cross rod is fixed on the compression roller straightening frame, the other end of each compression roller cross rod is fixed on the right side in the machine body, the compression roller cross rods are aligned in parallel on the upper surface, the lower surface, the front surface and the rear surface of each compression roller cross rod, a concave compression roller frame is arranged on each compression roller cross rod. Openings for the steel wire to pass in and out are arranged at the two ends of the machine body, and the horizontal positions of the inlet and outlet openings correspond to the horizontal positions of the inlet and outlet openings; the cutting-off workbench can move left and right on the sliding rod through the sliding hydraulic cylinder, the sliding hydraulic cylinder adopts a private clothes hydraulic cylinder, the working speed is adjustable, and when a steel wire is cut, the cutting-off workbench can be driven to slide in the same direction and at the same speed as the transmission direction of the steel wire so as to achieve relative rest; the gripper wheel and the gripper wheel are connected with a rotary motor on the back, the wire can be driven forwards or backwards through friction, the adjusting groove can be used for conditioning the positions of the gripper wheel to adapt to the use of wires with different diameters and transmitting friction force; the straightening motor can drive the straightening rotor to rotate, the steel wire is straightened through the straightening roller, the beginning and the end of the straightening roller are adjusted on a central line, the middle of the straightening roller can deviate from the central line, and the deviation amount of the steel bar which deviates to the left or the right is adjusted until the straightening is carried out; the straightening roller is fixed on the outer shell surface of the straightening rotor through a support rod, and an adjusting nut is arranged on the support rod, so that the stretching amount can be adjusted to adapt to steel wires with different diameters; the compression roller cross rod is arranged on four side surfaces in a surrounding mode, the positions of the compression roller cross rod correspond to each other, through holes for fixing the concave compression roller frame are formed in two ends of the compression roller cross rod, the compression roller wheel is arranged on the bottom concave surface of the concave compression roller frame, two convex parts of the concave compression roller frame penetrate through the through holes formed in two ends of the compression roller cross rod to be fixed, the concave compression roller frame is fixed in a threaded fastening mode, and the position can be conveniently adjusted by adjusting nuts on threads so as to adapt to compression of steel wires with different diameters; the equipment adopts a PLC control system for automatic control, and a control module is arranged in a control cabinet.

Further, the left part is equipped with the burring elevating platform on the workstation of cutting off, burring elevating platform bottom is equipped with vertically fixed hydraulic cylinder I, I cylinder body of hydraulic cylinder is fixed on the workstation of cutting off, and the piston is connected with burring elevating platform bottom surface, burring elevating platform top surface is equipped with the falling burr grudging post, be equipped with the emery wheel on the falling burr grudging post, the emery wheel is connected with the falling burr motor through the pivot. Lifting cylinder I can drive the burr elevating platform oscilaltion, cuts off the rising of completion back burr elevating platform, makes the emery wheel on the barb grudging post upwards stretch, and the burr motor starts to drive the abrasive machine and carries out the burr to the steel wire incision, and the outer disc diameter of its emery wheel is little central diameter, and the main sight is two trapezoids of going to the bottom the butt joint, utilizes trapezoidal inclined plane to fall the burr, conveniently gets rid of the burr.

Furthermore, the middle part of the upper part of the cutting-off workbench is provided with a hydraulic device and a lower cutter, the cylinder body of the hydraulic device is vertically fixed at the top of the cutting-off workbench, the piston end face of the hydraulic device is fixedly connected with a cutter holder, the cutter holder is provided with an upper cutter, the bottom end of the lower cutter is vertically fixed on the bottom face of the cutting-off workbench, and the lower cutter corresponds to the upper cutter. The hydraulic device can drive the upper cutter to move up and down for cutting, the cutter holder and the end face of the piston of the hydraulic device are fixed through the flange plate, and the upper cutter is fixed on the cutter holder through the cutter clamp and is convenient to replace.

Further, the right part is equipped with metering device on the workstation that cuts off, metering device is including measurement box body, telescopic link and measurement encoder, the fixed setting of measurement box body is at the workstation right side wall that cuts off, the telescopic link passes measurement box body bottom surface perpendicularly, and the fixed measurement encoder that is equipped with of lower extreme, telescopic link upper end fixedly connected with compression spring, compression spring establishes in the measurement box body. The metering encoder can measure the length according to the number of rolling turns, the compression spring can press the metering encoder down to be tightly attached to the steel wire, and after the required length requirement is met, a feedback signal is fed back to the control system to control the hydraulic device to press down for cutting off.

Further, the bottom of the machine body is provided with a supporting seat I, an outlet of the left side wall of the machine body is provided with an incision detection sensor, the incision detection sensor comprises an emitting end and a reflecting end, and the emitting end and the reflecting end can be adjusted up and down. The notch detection sensor can detect whether the steel wire is completely cut.

Further, conveyer includes conveying frame and conveying platform, the conveying platform is fixed to be established in the conveying frame, be equipped with spacing ring and transfer roller on the conveying platform, spacing ring and the crisscross setting of transfer roller, the conveying platform right-hand member is fixed to be equipped with and accepts the silk conveying wheel. The limiting ring is in an arch shape and is arranged on the conveying platform, the steel wire penetrates through the conveying platform for transmission, the conveying roller is free of a roller without power, the jaw wire conveying wheel is divided into an upper wheel and a lower wheel, the back of the jaw wire conveying wheel is connected with a motor, the steel wire is clamped by adjusting the gap between the two wheels, the two wheels are rotated for friction transmission, the steel wire is pushed forwards, and the steel wire is driven out of the equipment along the conveying roller; the motor can carry out positive and negative rotation control, and the transmission is carried out to two directions.

Further, the coiling device comprises a supporting seat II, a coiling workbench, a wire guide frame and a rotating table, wherein the supporting seat II is arranged at the bottom of the coiling workbench, the wire guide frame is vertically arranged on the left side of the coiling workbench, a transverse wire guide cylinder is arranged on the wire guide frame, and a lifting hydraulic cylinder II is fixedly connected onto the wire guide cylinder; the coiling workbench is provided with a rotating platform, the rotating platform is of a hollow round platform structure, the bottom of the rotating platform is fixedly connected with a rotating shaft I, and the rotating shaft I penetrates through the coiling workbench and is connected to a rotating motor; the rotary table is internally provided with a rotary table, the bottom surface of the rotary table is fixedly provided with a rotary shaft II, the rotary shaft II is connected to the bottom surface inside the rotary table, the upper end surface of the rotary table is connected with three groups of clamping columns, the clamping columns surround the rotary table at an included angle of 120 degrees, and the upper end surface of the rotary table and the bottom end surface of each clamping column are provided with plane threads which are meshed with each other; the turntable is characterized in that an outer gear ring is arranged on the circular surface of the turntable and meshed with a driving gear arranged on the right side of the turntable, and the driving gear is connected with a turntable motor. The wire guide drum can move up and down to adjust the position of the guide steel wire, so that the wire guide drum can conveniently penetrate into a machine body, and can move up and down when a reel is reeled, so that the reeling layer is more uniform; the revolving stage is the round platform structure, can rotate under rotating electrical machines's drive, rotating electrical machines adopts frequency conversion control, can just reverse work, the carousel can rotate inside the revolving stage, makes the clamping column of meshing on the carousel plane expand or retract through the rotation to confirm when coiling the steel wire and coil a footpath and open a book the time fixed stay.

The utility model discloses a theory of operation:

when the device is used for uncoiling and cutting a prestressed steel wire on site, a whole coil of steel wire is transversely placed on a rotating platform, a clamping column penetrates through a vacant position in the middle of the whole coil of steel wire, a turntable motor is started to drive the clamping column to expand outwards so that the clamping column supports the whole coil of steel wire, then the end of the steel wire penetrates through a wire guide cylinder, a machine body, a compression roller straightening area, a rotating straightening area, a jaw wire feeding area, a cutting area and a conveying platform, a lifting hydraulic cylinder II moves up and down to adjust the position of the wire guide cylinder, the steel wire conveniently penetrates into the machine body, a concave compression roller frame on the compression roller straightening area, a straightening roller on the rotating straightening area, a lower jaw wire wheel and an upper jaw wire wheel of the jaw wire feeding area are adjusted, equipment is started, the rotating motor rotates forwards to release the steel wire, the steel wire is driven leftwards, the steel wire is straightened and rotated and straightened, and fed back to a hydraulic device to perform downward cutting according to the set required, the cutting area is pulled by a sliding hydraulic cylinder to move integrally while the steel wire is pressed downwards for cutting, the moving speed is consistent with the steel wire conveying speed, cutting is carried out during moving, the steel wire is prevented from propping against an upper cutter when being conveyed forwards, equipment vibration is caused, a lifting hydraulic cylinder I acts after cutting is finished, a cutting workbench is lifted upwards, a grinding wheel props against two ends of a steel wire cut, a burr pouring motor is started, chamfering and deburring are carried out by utilizing two side surfaces of the grinding wheel, a cut detection sensor at the outlet of the left side wall of a machine body detects the cut through a transmitting end and a reflecting end, whether the steel wire is completely cut is detected, if the steel wire is not cut, an alarm is given to remind an operator, and the steel wire is conveyed; when the steel wire coiling machine is used for prestressed steel wire coiling, a steel wire end reversely penetrates through a conveying platform, a machine body, a cutting area, a jaw wire feeding area, a rotating straightening area, a compression roller straightening area and a wire guide cylinder, the end is fixed on a clamping column, a rotating motor is started to reversely rotate a coiled wire, the conveying platform and the jaw wire feeding area are also reversely driven, the compression roller straightening area and the rotating straightening area do not work, the wire guide cylinder guides the coiled wire up and down, coiling layers are uniformly distributed, the cutting area works after the coiling length requirement is met, cutting is carried out, and coiling work is completed.

Compared with the prior art, the utility model discloses the beneficial effect who possesses:

1. the utility model discloses a compression roller alignment and rotation two sets of modes of alignment work, can straighten the great steel wire of diameter, application range is wide, and the reliability is high.

2. The utility model discloses cut off the district when cutting off the steel wire and can remove the cutting with steel wire transmission speed unanimous direction, do not need the steel wire to stop the transmission in the twinkling of an eye cutting off, reduce and strike vibrations, improve the production continuity.

3. The utility model discloses a positive and negative transmission possesses two kinds of mode, can use as the coiler, also can use as the cut-off machine of straightening.

4. The utility model discloses can carry out the chamfer burring to the burr that the incision produced when cutting off, avoid the burr to cut operator.

5. The utility model discloses cutting off after can the accurate required steel wire length of measurement, whether can cutting off completely by automated inspection, degree of automation is high.

Drawings

Fig. 1 is an overall schematic view of the present invention.

Fig. 2 is a schematic view in the body of the present invention.

Fig. 3 is a schematic diagram of the cutting area of the present invention.

Fig. 4 is a schematic view of the coiling device of the present invention.

Fig. 5 is a schematic view of the conveying device of the present invention.

Reference numerals: 1-machine body, 2-control cabinet, 3-conveying device, 4-cutting area, 5-gripper wire feeding area, 6-rotating straightening area, 7-compression roller straightening area, 8-coiling device, 9-prestressed steel wire, 101-supporting seat I, 102-transmitting end, 103-reflecting end, 301-conveying frame, 302-conveying platform, 303-spacing ring, 304-conveying roller, 305-gripper wire conveying wheel, 401-cutting workbench, 402-sliding rod, 403-sliding hydraulic cylinder, 404-cutting platform bracket, 405-lifting hydraulic cylinder I, 406-deburring lifting platform, 407-deburring stand, 408-deburring motor, 409-grinding wheel, 410-hydraulic device, 411-tool holder, 412-compression spring, 413-a measuring box, 414-a telescopic rod, 415-a measuring encoder, 416-an upper cutter, 417-a lower cutter, 501-a gripper wire feeding frame, 502-a gripper wire wheel, 503-a regulating groove, 504-a gripper wire wheel, 601-a rotating straightening frame, 602-a straightening rotor, 603-a straightening roller, 604-a belt pulley, 605-a straightening motor, 606-a belt, 701-a pressing roller straightening frame, 702-a pressing roller cross bar, 703-a concave pressing roller frame, 704-a pressing roller wheel, 801-a supporting seat II, 802-a coiling worktable, 803-a guiding frame, 804-a guiding tube, 805-a lifting hydraulic cylinder II, 806-a rotating table, 807-a clamping column, 808-a rotating disc, 809-an external gear ring, 810-a driving gear, 811-a rotating disc motor, 812-rotation axis ii, 813-rotation motor, 814-rotation axis i.

Detailed Description

The invention is further described below with reference to the accompanying drawings.

Example 1:

a cutting device for fixed-length blanking of prestressed steel wires comprises a machine body 1, a control cabinet 2 arranged at the top of the machine body 1, a conveying device 3 arranged on the left side of the machine body, and a coiling device 8 arranged on the right side of the machine body 1; a cutting area 4, a gripper wire feeding area 5, a rotary straightening area 6 and a press roller straightening area 7 are arranged in the machine body 1; the cutting area 4 is arranged on the left side in the machine body 1, the cutting area 4 is provided with a cutting workbench 401, a cutting bench support 404 is fixedly arranged at the bottom of the cutting workbench 401, the cutting bench support 404 is sleeved on a slide bar 402, the slide bar 402 is transversely arranged in the machine body 1, one end of the slide bar is fixed on the left side wall of the machine body 1, the other end of the slide bar is fixed on a gripper wire feeding frame 501, and the cutting bench support 404 is connected with a sliding hydraulic cylinder 403; the bottom of the gripper wire feeding frame 501 is fixed on the bottom surface of the machine body 1, the gripper wire feeding frame 501 is provided with a gripper wheel 502 and a gripper wheel 504, and the gripper wheel 504 is fixedly mounted in an adjusting groove 503 on the gripper wire feeding frame 501; the rotating straightening area 6 comprises a rotating straightening frame 601, a straightening rotor 602 and a straightening motor 605, the bottom of the rotating straightening frame 601 is fixed on the bottom surface of the machine body 1, one end of the straightening rotor 602 is sleeved on the straightening frame 601, the other end of the straightening rotor is sleeved on a compression roller straightening frame 701, a plurality of groups of straightening rollers 603 are arranged on the straightening rotor 602, the straightening motor 605 is fixedly arranged on the bottom surface of the machine body 1, a belt pulley 604 is fixedly arranged at the right end of the straightening rotor 602, and the straightening motor 605 is connected with the belt pulley 604 on the straightening rotor 602 through a belt 606; four groups of pressure roller cross bars 702 are transversely arranged on the pressure roller straightening frame 701, one end of each pressure roller cross bar 702 is fixed on the pressure roller straightening frame 701, the other end of each pressure roller cross bar 702 is fixed on the right side in the machine body 1, the pressure roller cross bars 702 are aligned in parallel on the upper surface, the lower surface, the front surface and the rear surface, a concave pressure roller frame 703 is arranged on each pressure roller cross bar 702, and pressure roller wheels 704 are arranged on the pressure roller frames 703.

The middle part is equipped with hydraulic means 410 and lower tool 417 on cutting off workstation 401, hydraulic means 410 cylinder vertical fixation is at cutting off workstation 401 top, hydraulic means 410 piston end face fixedly connected with blade holder 411, be equipped with upper tool 416 on the blade holder 411, lower tool 417 bottom vertical fixation is on cutting off workstation 401 bottom surface, lower tool 417 and upper tool 416 are corresponding.

Cut off the workstation 401 upper right part and be equipped with metering device, metering device is including measurement box body 413, telescopic link 414 and measurement encoder 415, measurement box body 413 is fixed to be established at the workstation 401 right side wall of cutting off, telescopic link 414 passes measurement box body 413 bottom surface perpendicularly, and the fixed measurement encoder 415 that is equipped with of lower extreme, telescopic link 414 upper end fixedly connected with compression spring 412, compression spring 412 is established in measurement box body 413.

The conveying device 3 comprises a conveying frame 301 and a conveying platform 302, wherein the conveying platform 302 is fixedly arranged on the conveying frame 301, a limit ring 303 and a conveying roller 304 are arranged on the conveying platform 302, the limit ring 303 and the conveying roller 304 are arranged in a staggered mode, and a gripper wire conveying wheel 305 is fixedly arranged at the right end of the conveying platform 302.

The coiling device 8 comprises a support base II 801, a coiling workbench 802, a wire guide frame 803 and a rotating table 806, wherein the support base II 801 is arranged at the bottom of the coiling workbench 802, the wire guide frame 803 is vertically arranged on the left side of the coiling workbench 802, a transverse wire guide cylinder 804 is arranged on the wire guide frame 803, and a lifting hydraulic cylinder II 805 is fixedly connected onto the wire guide cylinder 804; a rotating platform 806 is arranged on the coiling workbench 802, the rotating platform 806 is of a hollow circular truncated cone structure, the bottom of the rotating platform 806 is fixedly connected with a rotating shaft I814, and the rotating shaft I814 penetrates through the coiling workbench 802 and is connected to a rotating motor 813; a rotating disc 808 is arranged inside the rotating disc 806, a rotating shaft II 812 is fixedly arranged on the bottom surface of the rotating disc 808, the rotating shaft II 812 is connected to the bottom surface inside the rotating disc 806, three groups of clamping columns 807 are connected to the upper end surface of the rotating disc 808, the clamping columns 807 are arranged on the rotating disc 808 in a surrounding mode at an included angle of 120 degrees, and planar threads are arranged on the upper end surface of the rotating disc 808 and the bottom end surfaces of the clamping columns 807 and are meshed with each other; an outer gear ring 809 is arranged on the circular surface of the turntable 808, the outer gear ring 809 is meshed with a driving gear 810 arranged on the right side of the turntable 808, and the driving gear 810 is connected with a turntable motor 811.

The mode of use of this example:

when the device is used for uncoiling and cutting a prestressed steel wire 9 on site, a whole coil of steel wire is transversely placed on a rotating platform 806, a clamping column 807 is made to penetrate through the middle vacant position of the whole coil of steel wire, a turntable motor 811 is started, the clamping column 807 is meshed with an outer gear ring 809 through a driving gear 810 to drive the turntable 808 to rotate, the clamping column 807 is meshed with the upper end surface of the turntable 808 and is simultaneously expanded outwards to enable the clamping column 807 to support and tighten the whole coil of steel wire, then the end of the steel wire penetrates through a wire guide cylinder 804, a machine body 1, a compression roller straightening area 7, a turning straightening area 6, a gripping wire feeding area 5, a cutting area 4 and a conveying platform 3, a lifting hydraulic cylinder II drives the wire guide cylinder 804 to move up and down to adjust the position of the wire guide cylinder 804 so as to facilitate the penetration of the steel wire into the machine body 1, then a concave compression roller frame 703 on the compression roller straightening area 7 is adjusted to enable a compression roller 704 to compress the steel wire, a straightening roller 603 on the straightening area 6 is rotated, so that, clamping a steel wire, starting equipment, and rotating a motor 813 to forward rotate and release the steel wire to drive the steel wire to the left, firstly straightening by a compression roller and rotationally straightening, then according to the set required length, metering and feeding back to a hydraulic device 410 on a cutting area 4 by a metering device to perform downward pressing and cutting, pulling the cutting area 4 by a sliding hydraulic cylinder 403 to integrally move while performing downward pressing and cutting, wherein the moving speed is consistent with the steel wire conveying speed, cutting is performed during moving, the steel wire is prevented from propping against an upper cutter when being conveyed forward, so that the equipment is vibrated, and finally the steel wire is conveyed out under the driving of a wire conveying wheel 305 on a conveying platform 3, so that the cutting work is completed; when the steel wire coiling machine is used for coiling a prestressed steel wire 9, the end of the steel wire reversely passes through the conveying platform 3, the machine body 1, the cutting area 4, the gripping wire feeding area 5, the rotating straightening area 6, the pressing roller straightening area 7 and the wire guide cylinder 804, the end is fixed on the clamping column 807, the rotating motor 813 is started to reversely rotate the coiled wire, the conveying platform 3 and the gripping wire feeding area 5 also reversely transmit, the pressing roller straightening area 6 and the rotating straightening area 7 do not work, the wire guide cylinder 804 guides the steel wire up and down during coiling, so that a coil layer is uniformly distributed, and the cutting area 4 works to cut off and complete coiling after the coiling length requirement is met.

Example 2: the structure and principle of the embodiment 2 are basically the same as those of the embodiment 1, except that a deburring lifting table 406 is arranged at the left part of the cutting-off workbench 401, a vertically fixed lifting hydraulic cylinder I405 is arranged at the bottom of the deburring lifting table 406, a cylinder body of the lifting hydraulic cylinder I405 is fixed on the cutting-off workbench 401, a piston is connected with the bottom surface of the deburring lifting table 406, a deburring vertical frame 407 is arranged on the top surface of the deburring lifting table 406, a grinding wheel 409 is arranged on the deburring vertical frame 407, and the grinding wheel 409 is connected with a deburring motor 408 through a rotating shaft. After cutting, the lifting hydraulic cylinder I405 acts to lift the cutting workbench 406 upwards, so that the grinding wheel 409 props against the two ends of the steel wire cut, the burr removing motor 408 is started, and chamfering and deburring are performed by utilizing the two side faces of the grinding wheel 409 to avoid burrs in the cut.

Example 3: the structure and principle of the embodiment 3 are basically the same as those of the embodiments 1 and 2, except that a support base i 101 is arranged at the bottom of the machine body 1, a notch detection sensor is arranged at an outlet of the left side wall of the machine body 1, the notch detection sensor comprises an emitting end 102 and a reflecting end 103, and the emitting end 102 and the reflecting end 103 can be adjusted up and down. The transmitting end 102 sends an optical signal, the reflecting end 103 is judged to have no light reflection, whether the cut is completely broken is detected, and if the cut is not broken, an alarm is given to prompt an operator to process the cut.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. A cutting device for fixed-length blanking of prestressed steel wires comprises a machine body (1), a control cabinet (2) arranged at the top of the machine body (1), a conveying device (3) arranged on the left side of the machine body, and a coiling device (8) arranged on the right side of the machine body (1); the method is characterized in that: a cutting area (4), a jaw wire feeding area (5), a rotating straightening area (6) and a pressing roller straightening area (7) are arranged in the machine body (1); the cutting area (4) is arranged on the left side in the machine body (1), the cutting area (4) is provided with a cutting workbench (401), a cutting table support (404) is fixedly arranged at the bottom of the cutting workbench (401), the cutting table support (404) is sleeved on a sliding rod (402), the sliding rod (402) is transversely arranged in the machine body (1), one end of the sliding rod is fixed to the left side wall of the machine body (1), the other end of the sliding rod is fixed to a gripping yarn feeding frame (501), and the cutting table support (404) is connected with a sliding hydraulic cylinder (403); the bottom of the gripper wire feeding frame (501) is fixed on the bottom surface of a machine body (1), the gripper wire feeding frame (501) is provided with a gripper wire wheel (502) and a gripper wire wheel (504), and the gripper wire wheel (504) is fixedly mounted in an adjusting groove (503) arranged on the gripper wire feeding frame (501); the rotary straightening area (6) comprises a rotary straightening frame (601), a straightening rotor (602) and a straightening motor (605), the bottom of the rotary straightening frame (601) is fixed on the bottom surface of the machine body (1), one end of the straightening rotor (602) is sleeved on the straightening frame (601), the other end of the straightening rotor is sleeved on the compression roller straightening frame (701), a plurality of groups of straightening rollers (603) are arranged on the straightening rotor (602), the straightening motor (605) is fixedly arranged on the bottom surface of the machine body (1), a belt pulley (604) is fixedly arranged at the right end of the straightening rotor (602), and the straightening motor (605) is connected with the belt pulley (604) on the straightening rotor (602) through a belt (606); four groups of press roll cross bars (702) are transversely arranged on the press roll straightening frame (701), one end of each press roll cross bar (702) is fixed on the press roll straightening frame (701), the other end of each press roll cross bar is fixed on the inner right side of the machine body (1), the press roll cross bars (702) are aligned in parallel on the upper surface, the lower surface, the front surface and the rear surface, concave press roll frames (703) are arranged on the press roll cross bars (702), and press roll wheels (704) are arranged on the press roll frames (703).

2. The cutting device for prestressed wire fixed-length blanking according to claim 1, wherein: cut off workstation (401) and go up the left part and be equipped with burring elevating platform (406), burring elevating platform (406) bottom is equipped with vertical fixation's hydraulic cylinder I (405), I (405) cylinder body of hydraulic cylinder is fixed on disconnected workstation (401), and the piston is connected with burring elevating platform (406) bottom surface, burring elevating platform (406) top surface is equipped with down burr grudging post (407), be equipped with emery wheel (409) on the stand of falling burr (407), emery wheel (409) are connected with the motor of falling burr (408) through the pivot.

3. The cutting device for prestressed wire fixed-length blanking according to claim 2, wherein: cut off middle part on workstation (401) and be equipped with hydraulic means (410) and lower tool (417), hydraulic means (410) cylinder body vertical fixation is at cut off workstation (401) top, hydraulic means (410) piston terminal surface fixedly connected with blade holder (411), be equipped with on blade holder (411) and go up tool (416), lower tool (417) bottom vertical fixation is on cut off workstation (401) bottom surface, lower tool (417) and last tool (416) are corresponding.

4. A cutting device for prestressed wire fixed-length blanking according to claim 3, characterized in that: cut off workstation (401) and go up the right part and be equipped with metering device, metering device is including measurement box body (413), telescopic link (414) and measurement encoder (415), measurement box body (413) is fixed to be established at the right side wall of cutting off workstation (401), telescopic link (414) pass measurement box body (413) bottom surface perpendicularly, and the lower extreme is fixed to be equipped with measurement encoder (415), telescopic link (414) upper end fixedly connected with compression spring (412), compression spring (412) are established in measurement box body (413).

5. The cutting device for prestressed wire fixed-length blanking according to claim 1, wherein: organism (1) bottom is equipped with supporting seat I (101), organism (1) left side wall exit is equipped with the incision and detects the sensor, the incision detects the sensor and includes transmitting terminal (102) and reflection end (103), transmitting terminal (102) and reflection end (103) can be adjusted from top to bottom.

6. The cutting device for prestressed wire fixed-length blanking according to claim 1, wherein: conveyer (3) are including conveying frame (301) and conveying platform (302), conveying platform (302) are fixed to be established on conveying frame (301), be equipped with spacing ring (303) and transfer roller (304) on conveying platform (302), spacing ring (303) and transfer roller (304) crisscross setting, conveying platform (302) right-hand member is fixed and is equipped with griping silk conveying wheel (305).

7. The cutting device for prestressed wire fixed-length blanking according to claim 1, wherein: the coiling device (8) comprises a support base II (801), a coiling workbench (802), a wire guide frame (803) and a rotating table (806), wherein the support base II (801) is arranged at the bottom of the coiling workbench (802), the wire guide frame (803) is vertically arranged on the left side of the coiling workbench (802), a transverse wire guide cylinder (804) is arranged on the wire guide frame (803), and a lifting hydraulic cylinder II (805) is fixedly connected onto the wire guide cylinder (804); a rotating table (806) is arranged on the coiling workbench (802), the rotating table (806) is of a hollow circular truncated cone structure, a rotating shaft I (814) is fixedly connected to the bottom of the rotating table (806), and the rotating shaft I (814) penetrates through the coiling workbench (802) and is connected to a rotating motor (813); a rotating disc (808) is arranged inside the rotating disc (806), a rotating shaft II (812) is fixedly arranged on the bottom surface of the rotating disc (808), the rotating shaft II (812) is connected to the bottom surface inside the rotating disc (806), three groups of clamping columns (807) are connected to the upper end surface of the rotating disc (808), the clamping columns (807) are arranged on the rotating disc (808) in a surrounding mode at an included angle of 120 degrees, and planar threads are arranged on the upper end surface of the rotating disc (808) and the bottom end surface of each clamping column (807) and are meshed with each other; the turntable is characterized in that an outer gear ring (809) is arranged on the circular surface of the turntable (808), the outer gear ring (809) is meshed with a driving gear (810) arranged on the right side of the turntable (808), and the driving gear (810) is connected with a turntable motor (811).