CN113000725B

CN113000725B - Automatic straightening machine for steel wire

Info

Publication number: CN113000725B
Application number: CN202110212483.1A
Authority: CN
Inventors: 张代新; 王浩
Original assignee: Hangzhou Yicheng Metal Mesh Belt Co ltd
Current assignee: Hangzhou Yicheng Metal Mesh Belt Co ltd
Priority date: 2021-02-25
Filing date: 2021-02-25
Publication date: 2022-11-15
Anticipated expiration: 2041-02-25
Also published as: CN113000725A

Abstract

The application relates to the technical field of steel wire straightening, in particular to an automatic straightening machine for a steel wire, which comprises a vertical plate, a straightening device, a traction device and a cutting device; the straightening device comprises a plurality of first rotating wheel mechanisms, a driving mechanism and a plurality of first pressing wheel mechanisms, and the first pressing wheel mechanisms are connected to the vertical plate in a sliding mode along the vertical direction; the traction device comprises an installation block, a driving mechanism and a clamping mechanism, wherein two ends of the installation block are respectively provided with an upward inclined pushing surface; the clamping mechanism comprises a connecting plate connected to the mounting block and two clamping plates clamped on the steel wire together, the two clamping plates are connected to the connecting plate through spring rods, and the axial directions of the two spring rods are the same as the arrangement direction of the two clamping plates; the vertical plate is provided with a cone positioned at the output end of the straightening device, the axial direction of the cone is the same as the movement direction of the mounting block, and the tip of the cone faces the straightening device; the cut-off device is located at the output end of the straightening device. This application can improve the machining efficiency of steel wire.

Description

Automatic straightening machine for steel wire

Technical Field

The application relates to the technical field of steel wire straightening, in particular to an automatic straightening machine for steel wires.

Background

The steel wire is produced by winding the steel wire into a coil for storage and transportation convenience. In the field of wire mesh processing or other uses of steel wire, it is often necessary to straighten the wire and cut it to the desired length.

Through the retrieval, chinese patent publication No. CN205613986U discloses a high-efficient full-automatic reinforcement bar straightening cutting machine, including host computer shell, fixing device, discharging pipe, cutting device and inlet pipe, the left side top of host computer shell is provided with the coil stock axle, the below of coil stock axle is provided with the gear box, the right side of gear box is provided with driving motor, the top of host computer shell is provided with adjusting hand wheel, adjusting hand wheel's below is provided with the spring, the below of spring is provided with the pinch roller, the below of pinch roller is provided with the traction wheel, fixing device installs on the traction wheel, be provided with the drive belt on the traction wheel, the below of traction wheel is provided with straightening motor, the upper left side at the host computer shell is installed to the inlet pipe, the right side below of host computer shell is provided with control panel. The utility model discloses an operation is safe convenient, and automatic blowing can be realized to the coiling material axle, has simplified operation flow.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: before the steel wire alignment, need the workman to manually pull the steel wire for the steel wire passes between all relative pinch rollers from top to bottom and the traction wheel in proper order, and the workman still need make the pinch roller press the steel wire on the traction wheel, and the operation is comparatively troublesome, has influenced the machining efficiency of steel wire.

Disclosure of Invention

In order to improve the machining efficiency of steel wire, this application provides an automatic straightener for steel wire.

The application provides an automatic straightener for steel wire adopts following technical scheme: an automatic straightening machine for steel wires comprises a vertical plate, a straightening device, a traction device and a cutting device;

the straightening device comprises a plurality of first rotating wheel mechanisms which are sequentially arranged along the horizontal direction, a driving mechanism for driving all the first rotating wheel mechanisms to synchronously rotate in the same direction and a plurality of first pressing wheel mechanisms which are positioned right above the corresponding first rotating wheel mechanisms, and the first pressing wheel mechanisms are connected to the vertical plate in a sliding manner along the vertical direction;

the traction device comprises an installation block, a driving mechanism for driving the installation block to move along the arrangement direction of the first rotating wheel mechanism and a clamping mechanism for clamping a steel wire, wherein two ends of the installation block are respectively provided with a pushing surface which inclines upwards and is used for pushing the first pressing wheel mechanism to ascend; the clamping mechanism comprises a connecting plate connected to the mounting block and two clamping plates clamped to the steel wire together, the two clamping plates are connected to the connecting plate through spring rods, and the axial directions of the two spring rods are the same as the arrangement direction of the two clamping plates;

the vertical plate is provided with a cone which is positioned at the output end of the straightening device and is inserted between the two clamping plates, the axial direction of the cone is the same as the moving direction of the mounting block, and the tip of the cone faces the straightening device;

the cut-off device is located at the output of the straightening device.

By adopting the technical scheme, before the steel wire is straightened, the mounting block is driven to move towards the input end of the straightening device through the driving mechanism, the pushing surface of the mounting block is abutted against the first pressing wheel mechanism and pushes the first pressing wheel mechanism to ascend, so that the first pressing wheel mechanism is not easy to influence the movement of the mounting block and the clamping plate; when the mounting block is separated from the first pressing wheel mechanism, the first pressing wheel mechanism descends due to self gravity and presses on the first rotating wheel mechanism.

When the mounting block moves to the input end of the straightening device, the mounting block is clamped on the steel wire through the two clamping plates together, and the spring rod is in a deformation state at the moment; then the driving mechanism drives the mounting block, the clamping plate and the steel wire to move towards the cutting device, and the other pushing surface of the mounting block is abutted against the first pressing wheel mechanism and pushes the first pressing wheel mechanism to ascend, so that the first pressing wheel mechanism is not easy to influence the movement of the mounting block, the clamping plate and the steel wire.

When the mounting block is separated from the first pinch roller mechanism, the first pinch roller mechanism descends due to self gravity and presses the steel wire on the first rotating wheel mechanism; after the installation piece moves to the output end of aligning device, the cone will insert between two splint for interval between two splint increases, and two splint will no longer press from both sides tightly in the steel wire this moment.

Then the driving mechanism drives all the first rotating wheel mechanisms to synchronously rotate in the same direction, and the first rotating wheel mechanisms convey the steel wires; in the conveying process of the steel wire, the first rotating wheel mechanism and the first pressing wheel mechanism can align the steel wire together, and then the cutting device can cut the steel wire into fixed length.

To sum up, this application can be drawing the steel wire and passing between first pinch roller mechanism and the first runner mechanism from all relative from top to bottom in proper order, and realized the automatic transport of steel wire, automatic alignment and automatic cutout to the machining efficiency of steel wire has been improved.

Optionally, a pre-adjusting device is arranged at an input end of the straightening device, the pre-adjusting device includes a plurality of second rotating wheel mechanisms rotatably connected to the vertical plate and a plurality of second pinch wheel mechanisms located above the second rotating wheel mechanisms and pushed to rise by the pushing surface, and the arrangement direction of the second rotating wheel mechanisms is the same as that of the first rotating wheel mechanisms; the second pinch roller mechanism slides along the vertical direction and is connected to the vertical plate, and the adjacent second pinch roller mechanism and the second runner mechanism are arranged in a vertically staggered mode.

By adopting the technical scheme, before the steel wire is straightened, the driving mechanism drives the mounting block to move to the input end of the pre-adjusting device, then the driving mechanism drives the steel wire to sequentially pass through all the second pinch roller mechanisms and the second rotating wheel mechanisms which are opposite up and down and all the first pinch roller mechanisms and the first rotating wheel mechanisms which are opposite up and down, and the second pinch roller mechanisms and the second rotating wheel mechanisms press the steel wire into a snake shape, so that the primary straightening of the steel wire is realized; and the steel wire pressed into a snake shape is not easy to rotate in the movement process, so that the normal conveying of the first rotating wheel mechanism to the steel wire is ensured.

Optionally, two cones are arranged on the vertical plate, and the two cones are respectively located at the input end of the pre-adjusting device and the output end of the straightening device.

Through adopting above-mentioned technical scheme, when driving the input end department that the installation piece moved to the preset device in area motivation, the cone will be inserted between two splint for interval increase between two splint, so that the workman inserts the steel wire between two splint, made things convenient for two splint to make things convenient for the steel wire centre gripping jointly with the steel wire.

Optionally, the first rotating wheel mechanism includes a first rotating wheel rotatably connected to the vertical plate through a first rotating shaft; the driving mechanism comprises a first motor and a plurality of belts, the first motor is fixed on the vertical plate, an output shaft of the first motor is fixedly connected to one of the first rotating shafts, and the belts are sleeved on the two adjacent first rotating shafts.

Through adopting above-mentioned technical scheme, under the effect of belt, first motor can drive all first pivots and the synchronous syntropy of first pivot wheel and rotate to all first pivot wheels are carried the steel wire jointly.

Optionally, the cutting device includes a cutting mechanism, and the cutting mechanism includes a lifting plate connected to the vertical plate in a sliding manner along the vertical direction, a cutter disposed on the lifting plate, and a support plate disposed on the vertical plate and located below the cutter.

By adopting the technical scheme, the straightened steel wire moves on the supporting plate, so that the steel wire is not easy to bend; when the lifting plate slides downwards, the lifting plate drives the cutter to cut off the steel wire on the supporting plate.

Optionally, the cutting device further comprises a linkage mechanism, the linkage mechanism comprises a reciprocating screw rod which is vertically arranged and is rotatably connected to the vertical plate, bevel gears are fixedly sleeved on the reciprocating screw rod and one of the first rotating shafts, and the two bevel gears are meshed with each other; the lifting plate is in sliding fit with the thread groove on the reciprocating screw rod through the sliding block.

By adopting the technical scheme, when the first motor drives all the first rotating shafts and the first rotating wheels to synchronously rotate in the same direction, the first rotating wheels convey steel wires, the first rotating shafts drive the reciprocating screw rods to rotate through the two bevel gears, and the reciprocating screw rods drive the lifting plates to do lifting motion. Because the rotating speed of the first motor is constant, the time required by the lifting plate to complete one-time lifting motion is the same, and the fixed-length cutting of the steel wire is realized.

Optionally, the first pinch roller mechanism comprises a slide block connected to the vertical plate in a sliding manner along the vertical direction and a first pinch roller connected to the slide block in a rotating manner through a second rotating shaft, and the mounting block pushes the second rotating shaft to ascend through the pushing surface; the sliding block is connected to the vertical plate through a first spring; the first pressing wheel and the first rotating wheel are both provided with first ring grooves for the steel wire to sink into.

By adopting the technical scheme, when the pushing surface of the mounting block pushes the second rotating shaft to ascend, the first spring deforms; after the mounting block is separated from the second rotating shaft, the first spring returns to a natural state and enables the first pressure wheel to press the steel wire on the first rotating shaft, and the steel wire sinks into the first annular grooves in the first pressure wheel and the first rotating shaft, so that the steel wire is not prone to shaking in the straightening process, and the straightening effect of the steel wire is improved.

Optionally, one side of the straightening device, which is far away from the cutting device, is provided with a feeding device, the feeding device comprises a second motor, an output shaft of the second motor extends in the vertical direction and is connected with a reel for the steel wire to be wound on, and a tray for the steel wire to be wound and placed is sleeved on the reel.

Through adopting above-mentioned technical scheme, when the steel wire roll sleeve was established on the spool and shelved on the tray, and the one end of steel wire was pull to straightening device's output end department when, the second motor will drive the spool and the steel wire is rolled up rotatoryly to the automatic blowing of steel wire has been realized.

To sum up, the application comprises the following beneficial technical effects:

1. the arrangement of the straightening device, the traction device and the cutting device ensures that the steel wire can be drawn to pass through all the first pinch roller mechanisms and the first rotating wheel mechanisms which are opposite up and down in sequence, and the automatic conveying, the automatic straightening and the automatic cutting of the steel wire are realized, so that the processing efficiency of the steel wire is improved;

2. the arrangement of the pre-adjusting device realizes the primary straightening of the steel wire, and the steel wire is not easy to rotate in the movement process, so that the normal conveying of the first rotating wheel mechanism to the steel wire is ensured;

3. the cutting mechanism and the linkage mechanism are arranged, automatic conveying and fixed-length cutting of the steel wire can be achieved by controlling the first motor, and operation is convenient.

Drawings

FIG. 1 is a schematic view of the overall structure in the embodiment of the present application;

FIG. 2 is a schematic structural diagram showing a feeding device, a traction device and a pre-adjusting device in the embodiment of the application;

FIG. 3 is a schematic structural view showing a traction device in an embodiment of the present application;

FIG. 4 is a schematic structural diagram showing a pre-alignment device and a straightening device in an embodiment of the present application;

FIG. 5 is a schematic structural view showing a straightening device and a traction device in an embodiment of the present application;

fig. 6 is a schematic view showing the structure of a cutting device in the embodiment of the present application.

Reference numerals: 1. a vertical plate; 11. a limiting ring; 12. a cone; 2. a feeding device; 21. a base; 22. a second motor; 23. a reel; 24. a tray; 3. a traction device; 31. mounting blocks; 311. pushing the surface; 32. a clamping mechanism; 321. a connecting plate; 322. a spring lever; 323. a splint; 33. a driving mechanism; 331. rotating the screw rod; 332. a limiting rod; 333. a third motor; 4. a pre-tuning device; 41. a second rotating wheel mechanism; 411. a third rotating shaft; 412. a second rotating wheel; 413. a second ring groove; 42. a second pinch roller mechanism; 421. a first dovetail groove; 422. yan Weikuai; 423. a fourth rotating shaft; 424. a second nip wheel; 425. a second spring; 5. a straightening device; 51. a first rotating wheel mechanism; 511. a first rotating shaft; 512. a first rotating wheel; 513. a first ring groove; 52. a first pinch roller mechanism; 521. a second dovetail groove; 522. a slider; 523. a second rotating shaft; 524. a first nip wheel; 525. a first spring; 53. a drive mechanism; 531. a first motor; 532. a belt; 6. a cutting device; 61. a cutting mechanism; 611. a support plate; 612. a cutter groove; 613. a lifting plate; 614. a cutter; 615. a vertical rod; 62. a linkage mechanism; 621. a reciprocating screw rod; 622. a bevel gear.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses an automatic straightener for steel wire. As shown in fig. 1, an automatic straightener for steel wire, including riser 1, be equipped with along the loading attachment 2 that the horizontal direction was arranged in proper order on riser 1, draw gear 3, preset device 4, aligning device 5 and cutting device 6, draw gear 3 is drawing the steel wire on the loading attachment 2 and is passing preset device 4 and aligning device 5 in proper order, and preset device 4 carries out preliminary alignment to the steel wire, and aligning device 5 carries out the secondary alignment to the steel wire, and cutting device 6 cuts off the steel wire.

As shown in fig. 2, the feeding device 2 includes a base 21, a second motor 22 is fixed on the base 21, an output shaft of the second motor 22 extends along a vertical direction and is fixedly connected with a reel 23, the reel 23 is rotatably connected to the base 21, and the steel wire coil can be sleeved on the reel 23; the reel 23 is fixedly sleeved with a tray 24, and the tray 24 can support the steel wire coil sleeved on the reel 23. When the second motor 22 drives the reel 23 to rotate, the reel 23 will drive the steel wire coil to rotate for discharging.

A limiting ring 11 is fixed on the vertical plate 1, the limiting ring 11 is positioned between the reel 23 and the traction device 3, and the steel wire for discharging passes through the inner side of the limiting ring 11.

As shown in fig. 2 and fig. 3, the traction apparatus 3 includes a mounting block 31 and a clamping mechanism 32, the clamping mechanism 32 includes a connecting plate 321 fixed on the mounting block 31, two coaxially arranged spring rods 322 are fixed on the connecting plate 321, clamping plates 323 are fixed on opposite ends of the two spring rods 322, and the two spring rods 322 will make the two clamping plates 323 clamp together on a steel wire passing through the inner side of the stop collar 11.

As shown in fig. 3 and 4, the traction apparatus 3 further includes a driving mechanism 33, the driving mechanism 33 includes a rotating screw 331 and a limiting rod 332 extending along the moving direction of the steel wire, and a third motor 333 fixed on the vertical plate 1, the rotating screw 331 is rotatably connected to the vertical plate 1 and is in threaded fit with the mounting block 31, and the limiting rod 332 is fixed on the vertical plate 1 and slidably penetrates through the mounting block 31; an output shaft of the third motor 333 is fixedly connected to the rotary screw 331. When the third motor 333 is started, the third motor 333 drives the rotating screw 331 to rotate, so that the mounting block 31 moves along the axial direction of the limiting rod 332, and the mounting block 31 drives the steel wire to sequentially pass through the pre-adjusting device 4 and the straightening device 5 through the clamping plate 323.

As shown in fig. 2, the presetting device 4 includes a plurality of second rotating wheel mechanisms 41 arranged in sequence along the moving direction of the steel wire and a plurality of second pinch wheel mechanisms 42 located above the second rotating wheel mechanisms 41, and the adjacent second pinch wheel mechanisms 42 and the second rotating wheel mechanisms 41 are arranged in a vertically staggered manner. The second rotating wheel mechanism 41 includes a third rotating shaft 411 rotatably connected to the vertical plate 1, the third rotating shaft 411 is horizontally disposed, a second rotating wheel 412 is fixedly sleeved on the third rotating shaft 411, and a second annular groove 413 is formed on a side wall of the second rotating wheel 412.

The second pressing wheel mechanism 42 comprises a first dovetail groove 421 formed on the vertical plate 1, and the first dovetail groove 421 extends along the vertical direction; yan Weikuai 422 is slidably embedded in the first dovetail groove 421; 5363 a fourth rotating shaft 423 is rotatably connected to Yan Weikuai, and the fourth rotating shaft 423 and the third rotating shaft 411 are arranged in the same axial direction; a second pressing wheel 424 is fixedly sleeved on the fourth rotating shaft 423, and a second annular groove 413 is also formed in the side wall of the second pressing wheel 424; a second spring 425 is further disposed in the first dovetail groove 421, one end of the second spring 425 is fixedly connected to a groove wall of the first dovetail groove 421, and the other end of the second spring 425 is fixedly connected to the dovetail block 422.

As shown in fig. 2 and 3, both ends of the mounting block 31 are provided with push surfaces 311 inclined upward. During the process that the mounting block 31 moves away from the reel 23, the pushing surface 311 of the mounting block 31 will abut against the fourth rotating shaft 423 and push the fourth rotating shaft 423 to ascend, the dovetail block 422 will slide in the first dovetail groove 421, and the second spring 425 will be compressed; when the mounting block 31 is disengaged from the fourth rotating shaft 423, the second spring 425 returns to the natural state and urges the fourth rotating shaft 423 and the second pressing wheel 424 to descend; the steel wire is embedded into the second annular groove 413 of the second pressing wheel 424, and the second pressing wheel 424 presses the steel wire into the second annular groove 413 of the second rotating wheel 412, so that the steel wire is not prone to shaking in the moving process. After the steel wire passes through the presetting device 4, the steel wire will be pressed into snakelike, has realized promptly this moment to the preliminary alignment of steel wire.

As shown in fig. 4 and 5, the straightening device 5 includes a plurality of first rotating wheel mechanisms 51, and the arrangement direction of the first rotating wheel mechanisms 51 is the same as the arrangement direction of the second rotating wheel mechanisms 41; a first pinch roller mechanism 52 is arranged right above the first rotating wheel mechanism 51, and the first rotating wheel mechanism 51 and the first pinch roller mechanism 52 align the steel wire together; the straightening device 5 further comprises a driving mechanism 53, and the driving mechanism 53 is used for driving all the first rotating wheel mechanisms 51 to synchronously rotate in the same direction, so that the first rotating wheel mechanisms 51 convey the steel wires.

The first rotating wheel mechanism 51 includes a first rotating shaft 511 rotatably connected to the vertical plate 1, the first rotating shaft 511 and the third rotating shaft 411 are coaxially disposed, a first rotating wheel 512 is fixedly sleeved on the first rotating shaft 511, and a first annular groove 513 is formed on a side wall of the first rotating wheel 512.

The first pressing wheel mechanism 52 comprises a second dovetail groove 521 formed on the vertical plate 1, the second dovetail groove 521 extends along the vertical direction, a sliding block 522 is embedded in the second dovetail groove 521 in a sliding manner, and the sliding block 522 is arranged in a dovetail shape; the sliding block 522 is rotatably connected with a second rotating shaft 523, the second rotating shaft 523 and the first rotating shaft 511 are arranged in the same axial direction, a first pressing wheel 524 is fixedly sleeved on the second rotating shaft 523, and a first annular groove 513 is also formed in the side wall of the first pressing wheel 524; a first spring 525 is further disposed in the first dovetail groove 421, one end of the first spring 525 is fixedly connected to a groove wall of the first dovetail groove 421, and the other end of the first spring 525 is fixedly connected to the first dovetail block 422.

In the process that the mounting block 31 moves away from the winding shaft 23, the pushing surface 311 of the mounting block 31 will abut against the second rotating shaft 523 and push the second rotating shaft 523 to ascend, the slider 522 will slide in the second dovetail groove 521, and the first spring 525 will be compressed; when the mounting block 31 is disengaged from the second rotating shaft 523, the first spring 525 returns to the natural state and urges the second rotating shaft 523 and the first pressing wheel 524 to descend; the steel wire is embedded into the first annular groove 513 of the first pressure wheel 524, and the first pressure wheel 524 presses the steel wire into the first annular groove 513 of the first rotating wheel 512, so that the steel wire is not easy to shake in the moving process. After the steel wire passes through the straightening device 5, the steel wire is pressed into a straight line shape, and the secondary straightening of the steel wire is realized at the moment.

As shown in fig. 6, the driving mechanism 53 includes a first motor 531 and a plurality of belts 532, the first motor 531 is fixed on the vertical plate 1, an output shaft of the first motor 531 extends along the horizontal direction and is fixedly connected to one of the first rotating shafts 511, and the belts 532 are sleeved on two adjacent first rotating shafts 511. When the steel wire moves to the output end of the straightening device 5, the first motor 531 is started, and all the first rotating shafts 511 and the first rotating wheels 512 synchronously rotate in the same direction, so that the first rotating wheels 512 can convey the steel wire, and continuous straightening of the steel wire is realized.

As shown in fig. 3 and 5, two cones 12 are fixed on the vertical plate 1, the axial direction of the cone 12 is the same as the moving direction of the mounting block 31, the tips of the two cones 12 are arranged oppositely, and the two cones 12 are respectively located at the input end of the presetting device 4 and the output end of the straightening device 5.

When the mounting block 31 is moved to the input end of the preset 4, the cone 12 will be inserted between the clamping plates 323, so that the distance between the clamping plates 323 is increased, so that the steel wire passing through the spacing ring 11 is inserted between the clamping plates 323; when the mounting block 31 is moved to disengage the clamping plate 323 from the cone 12, the spring rod 322 will urge the two clamping plates 323 to clamp together to the wire for ease of operation.

When the mounting block 31 is moved to the output end of the straightening device 5, the cone 12 will be inserted between the clamping plates 323, so that the distance between the clamping plates 323 is increased, so that the clamping plates 323 no longer grip the wire for normal transport of the wire.

As shown in fig. 5 and 6, the cutting device 6 comprises a cutting mechanism 61 and a linkage mechanism 62, the cutting mechanism 61 comprises a support plate 611 fixed on the vertical plate 1, and a first rotating wheel 512 is used for conveying the steel wire to the support plate 611; a lifting plate 613 is arranged right above the supporting plate 611, a cutter 614 is fixed on the lifting plate 613, and a cutter groove 612 is formed in the upper surface of the supporting plate 611; two vertical rods 615 are slidably arranged on the lifting plate 613 in a penetrating manner, and the vertical rods 615 are fixed on the vertical plate 1, so that the lifting plate 613 can only lift, and the cutter 614 can cut off the steel wires on the supporting plate 611.

The linkage mechanism 62 comprises a reciprocating screw 621 which is vertically arranged and rotationally connected to the vertical plate 1, the reciprocating screw 621 and one of the first rotating shafts 511 are fixedly sleeved with bevel gears 622, the two bevel gears 622 are mutually meshed, and the diameters of the bevel gears 622 on the reciprocating screw 621 are larger than those of the bevel gears 622 on the first rotating shafts 511; the lifting plate 613 is slidably fitted to the threaded groove on the reciprocating screw 621 by means of the slider 522.

In the process that the first motor 531 drives the first rotating shaft 511 to rotate, the first rotating shaft 511 will drive the first rotating wheel 512 to rotate to convey the steel wire, and the first rotating shaft 511 will drive the reciprocating screw 621 to rotate through the two bevel gears 622, so that the lifting plate 613 and the cutter 614 circularly lift; since the rotation speed of the first motor 531 is constant, the time required for each rotation of the first rotating shaft 511, the first rotating wheel 512 and the reciprocating screw 621 is constant, and thus the moving speed of the wire and the time required for the lifting plate 613 and the cutter 614 to complete one lifting motion are also constant, so that the cutter 614 can cut the wire at a fixed length.

The implementation principle of an automatic straightener for steel wires in the embodiment of the application is as follows: before the steel wire is straightened, the third motor 333 drives the rotating screw 331 to rotate, so that the mounting block 31 moves to the input end of the presetting device 4, at the moment, the cone 12 is inserted between the two clamping plates 323, and a worker can penetrate the steel wire sleeved on the reel 23 through the limiting ring 11 and insert the steel wire between the two clamping plates 323.

Then, the third motor 333 drives the rotating screw 331 to rotate reversely, so that the mounting block 31 moves towards the cutting device 6, and the pushing surface 311 of the mounting block 31 abuts against the fourth rotating shaft 423 and pushes the fourth rotating shaft 423 to ascend; when the mounting block 31 is disengaged from the fourth rotating shaft 423, the second spring 425 will urge the fourth rotating shaft 423 and the second pressing wheel 424 to descend, the wire will be embedded into the second ring groove 413 of the second pressing wheel 424, and the second pressing wheel 424 will press the wire into the second ring groove 413 of the second rotating wheel 412; the steel wire will be pressed into snakelike, has realized promptly this moment to the preliminary alignment of steel wire.

Then the pushing surface 311 of the mounting block 31 will abut against the second rotating shaft 523 and push the second rotating shaft 523 to ascend; when the mounting block 31 is disengaged from the second rotating shaft 523, the first spring 525 will urge the second rotating shaft 523 and the first swage wheel 524 to descend; the wire will be inserted into the first annular groove 513 of the first pinch roller 524, and the first pinch roller 524 will press the wire into the first annular groove 513 of the first rotating roller 512; the steel wire will be pressed into the straight line shape, has realized the alignment of secondary to the steel wire this moment. After the mounting block 31 has been moved to the output end of the straightening device 5, the cone 12 will be inserted between the clamping plates 323, so that the distance between the clamping plates 323 is increased, at which point the clamping plates 323 will no longer clamp to the wire.

Then, the first motor 531 drives the first rotating shaft 511 and the first rotating wheel 512 to synchronously rotate in the same direction through the belt 532, so that the first rotating wheel 512 can convey the steel wire; the second motor 22 will drive the winding shaft 23 to rotate, so that the winding shaft 23 drives the steel wire coil to rotate and discharge. During the rotation of the first rotating shaft 511, the first rotating shaft 511 drives the reciprocating screw 621 to rotate through the two bevel gears 622, so that the lifting plate 613 and the cutter 614 circularly lift, and the cutter 614 cuts the steel wire to a fixed length.

To sum up, this application can be drawing the steel wire and passing from preset device 4 and alignment device 5 in proper order, and realized the automatic transport of steel wire, automatic alignment and automatic fixed length cut to the machining efficiency of steel wire has been improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an automatic straightener for steel wire which characterized in that: comprises a vertical plate (1), a straightening device (5), a traction device (3) and a cutting device (6);

the straightening device (5) comprises a plurality of first rotating wheel mechanisms (51) which are sequentially arranged along the horizontal direction, a driving mechanism (53) for driving all the first rotating wheel mechanisms (51) to synchronously rotate in the same direction and a plurality of first pressing wheel mechanisms (52) which are positioned right above the corresponding first rotating wheel mechanisms (51), and the first pressing wheel mechanisms (52) are connected to the vertical plate (1) in a sliding mode along the vertical direction;

a pre-adjusting device (4) is arranged at the input end of the straightening device (5);

the traction device (3) comprises an installation block (31), a driving mechanism (33) and a clamping mechanism (32), wherein the driving mechanism is used for driving the installation block (31) to move along the arrangement direction of the first rotating wheel mechanism (51), the clamping mechanism is used for clamping a steel wire, and both ends of the installation block (31) are provided with pushing surfaces (311) which incline upwards and are used for pushing the first pressing wheel mechanism (52) to ascend; the clamping mechanism (32) comprises a connecting plate (321) connected to the mounting block (31) and two clamping plates (323) clamped on the steel wire together, the two clamping plates (323) are connected to the connecting plate (321) through spring rods (322), and the axial directions of the two spring rods (322) are the same as the arrangement direction of the two clamping plates (323);

a cone (12) which is positioned at the output end of the straightening device (5) and is inserted between the two clamping plates (323) is arranged on the vertical plate (1), the axial direction of the cone (12) is the same as the moving direction of the mounting block (31), and the tip of the cone (12) faces the straightening device (5);

two cones (12) are arranged on the vertical plate (1), and the two cones (12) are respectively positioned at the input end of the pre-adjusting device (4) and the output end of the straightening device (5);

the cut-off device (6) is located at the output of the straightening device (5).

2. An automatic straightening machine for steel wires according to claim 1, characterized in that: the presetting device (4) comprises a plurality of second rotating wheel mechanisms (41) which are rotatably connected to the vertical plate (1) and a plurality of second pressing wheel mechanisms (42) which are positioned above the second rotating wheel mechanisms (41) and are pushed to rise by a pushing surface (311), and the arrangement direction of the second rotating wheel mechanisms (41) is the same as that of the first rotating wheel mechanisms (51); the second pinch roller mechanisms (42) are connected to the vertical plate (1) in a sliding mode along the vertical direction, and the adjacent second pinch roller mechanisms (42) and the second rotating roller mechanisms (41) are arranged in a vertically staggered mode.

3. An automatic straightening machine for steel wires according to claim 1, characterized in that: the first rotating wheel mechanism (51) comprises a first rotating wheel (512) which is rotatably connected to the vertical plate (1) through a first rotating shaft (511); the driving mechanism (53) comprises a first motor (531) and a plurality of belts (532), the first motor (531) is fixed on the vertical plate (1), an output shaft of the first motor (531) is fixedly connected to one of the first rotating shafts (511), and the belts (532) are sleeved on the two adjacent first rotating shafts (511).

4. An automatic straightening machine for steel wires according to claim 3, characterized in that: the cutting device (6) comprises a cutting mechanism (61), wherein the cutting mechanism (61) comprises a lifting plate (613) connected to the vertical plate (1) in a sliding mode along the vertical direction, a cutter (614) arranged on the lifting plate (613) and a support plate (611) arranged on the vertical plate (1) and located below the cutter (614).

5. An automatic straightening machine for steel wires according to claim 4, characterized in that: the cutting device (6) further comprises a linkage mechanism (62), the linkage mechanism (62) comprises a reciprocating screw rod (621) which is vertically arranged and is rotatably connected to the vertical plate (1), the reciprocating screw rod (621) and one of the first rotating shafts (511) are fixedly sleeved with bevel gears (622), and the two bevel gears (622) are meshed with each other; the lifting plate (613) is in sliding fit with a thread groove on the reciprocating screw rod (621) through a sliding block (522).

6. An automatic straightening machine for steel wires according to claim 3, characterized in that: the first pressing wheel mechanism (52) comprises a sliding block (522) connected to the vertical plate (1) in a sliding mode in the vertical direction and a first pressing wheel (524) connected to the sliding block (522) in a rotating mode through a second rotating shaft (523), and the mounting block (31) pushes the second rotating shaft (523) to ascend through a pushing surface (311); the sliding block (522) is connected to the vertical plate (1) through a first spring (525); the first pressing wheel (524) and the first rotating wheel (512) are respectively provided with a first annular groove (513) for sinking the steel wire part.

7. An automatic straightening machine for steel wires according to claim 1, characterized in that: one side of straightening device (5) keeping away from in cutting device (6) is equipped with loading attachment (2), and loading attachment (2) include second motor (22), and the output shaft of second motor (22) extends along vertical direction and is connected with spool (23) that supply the steel wire to roll up the cover and establish, and the cover is equipped with tray (24) that are used for supplying the steel wire to roll up to shelve on spool (23).