Prestressed steel wire straightening and cutting mechanism

Abstract

The utility model belongs to the technical field of prestressed steel wire machining, and particularly relates to a prestressed steel wire straightening and cutting mechanism which comprises a supporting frame, a straightening mechanism, a cutting mechanism and a material leading-out mechanism are sequentially arranged on the supporting frame in the advancing direction of a workpiece, and the straightening mechanism comprises two carrying tables arranged side by side. A bearing seat is arranged above the carrying table, a rotating rod is arranged in the bearing seat, a straightening unit is arranged in the frame body, the straightening unit comprises an upper carrying frame designed to be in a concave shape, a lower carrying frame is arranged below the upper carrying frame, a lifting rod is arranged in the upper carrying frame, a lifting frame is arranged below the lifting rod, and the lower carrying frame is connected with the lifting frame. A straightening wheel is arranged in the lifting frame, and a lifting adjusting mechanism is arranged on the outer side of the frame body. The workpiece straightening device is reasonable in design, simple in structure, convenient to machine, capable of fully straightening workpieces in the conveying process, convenient to adapt to workpieces of different specifications and sizes, capable of guaranteeing the forming quality of the workpieces, capable of improving the working progress and capable of meeting use requirements.

Description

TECHNICAL FIELD

[0001] The utility model belongs to prestressed steel wire processing technical field especially relates to a prestressed steel wire straightening cutting mechanism. BACKGROUND

[0002] Prestressed steel wire is the steel wire commonly used in making prestressed concrete component, which develops rapidly with the wide application of prestressed concrete component. In order to facilitate transportation, the steel wire is delivered in coils in the steel mill. The coil is wound by a special winding machine before being cut off when the coil diameter is about 500-1000mm, and then transported to the use site. The coil is unwound and straightened according to the required length before use.

[0003] At present, the prestressed steel wire is mostly stored in a coil shape. In order to ensure the accuracy of the cutting size, the steel wire needs to be straightened during the cutting process. In the existing conventional cutting device, the straightening process of the steel wire workpiece is only processed by two vertically arranged straightening wheels. Although the straightening wheels can straighten the workpiece to a certain extent, the adjacent two straightening wheels cannot straighten the workpiece in one step when the workpiece is discharged, which may cause the workpiece to still have a bending trend during transportation, cannot guarantee the straightening effect, and cannot better adapt to workpieces of different specifications and sizes, which will affect the work process to some extent, cannot fully guarantee the forming quality of the workpiece, and cannot meet the use requirements. UTILITY MODEL CONTENTS

[0004] In view of the above technical problems in the straightening and cutting process of the prestressed steel wire, the utility model provides a prestressed steel wire straightening and cutting mechanism which is reasonable in design, simple in structure, convenient to process, can fully straighten the workpiece during transportation, can conveniently adapt to workpieces of different specifications and sizes, can guarantee the forming quality of the workpiece, can improve the work process, and can effectively meet the use requirements.

[0005] In order to achieve the above purpose, the utility model adopts the technical scheme of a prestressed steel wire straightening and cutting mechanism, which comprises a support frame. Straightening mechanisms, cutting mechanisms and material discharge mechanisms are sequentially arranged on the support frame along the workpiece running direction. The straightening mechanism comprises two side-by-side arranged carriages. A bearing seat is arranged above the carriages. A rotating rod is arranged in the bearing seat. A frame body is arranged between the two rotating rods. A straightening unit is arranged in the frame body. Adjacent two straightening units are centrally symmetrically arranged. The straightening unit comprises a concave-shaped upper carriage. A lower carriage is arranged below the upper carriage. A lifting rod is arranged in the upper carriage. A lifting frame is arranged below the lifting rod. A straightening wheel is arranged in the lifting frame. Buffer rods are arranged on both sides in the lower carriage and correspond to both ends of the upper carriage. A lifting adjusting mechanism is arranged on the outside of the frame body.

[0006] As preferred, the lifting adjusting mechanism comprises a limiting frame, vertical racks are arranged in the limiting frame, a connecting plate in T-shaped design is arranged on one side of the two vertical racks, and is connected with lifting rods of the plurality of straightening units respectively, a driving gear is arranged between the two vertical racks, and a handle is arranged on the outer side of the driving gear.

[0007] As preferred, the cutting mechanism comprises a stand in gantry-shaped design, an upper driving cylinder is arranged above the stand, a cutting knife is arranged on the output end of the upper driving cylinder, the two ends of the cutting knife are vertically lifted relative to the two sides of the stand, a lower driving cylinder is arranged below the supporting frame, a stabilizing frame is arranged on the output end of the lower driving cylinder, and a matching plate is arranged above the stabilizing frame.

[0008] As preferred, the material guiding mechanism comprises a mounting frame, a mounting plate is arranged on one side of the mounting frame, a sliding strip is arranged on the mounting plate, a sliding block is arranged on the sliding strip, a moving plate is arranged on one side of the sliding block, rotating wheels are arranged between the two sliding strips, a synchronous belt is arranged between the two rotating wheels, and the end portions of the synchronous belt are connected with the sliding blocks.

[0009] As preferred, a vertical plate is arranged on the moving plate, a limiting strip is arranged on one side of the vertical plate, a longitudinal moving plate is arranged on the limiting strip, a clamping cylinder is arranged on the longitudinal moving plate, an extension plate is arranged on one side of the longitudinal moving plate and penetrates through the vertical plate, a longitudinal driving cylinder is arranged on one side of the vertical plate, a connecting frame is arranged on the output end of the longitudinal driving cylinder, and is connected with the extension plate.

[0010] Compared with the prior art, the advantages and positive effects of the utility model are that,

[0011] 1. The prestressed steel wire straightening and cutting mechanism provided by the utility model can conveniently adjust the position of the straightening unit, can adapt to workpieces of different specifications and sizes, can improve the work progress, can ensure the straightening effect to a certain extent, can meet the use requirement, can clamp and pull out the workpiece output by the straightening mechanism through the material guiding mechanism, can then cut the workpiece through the cutting mechanism, can then convey the cut workpiece to the collecting area, can improve the material collecting effect of the device, can reduce the labor intensity, and can guarantee the work progress. BRIEF DESCRIPTION OF DRAWINGS

[0012] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the drawings needed to be used in the embodiment description will be briefly introduced as follows. Obviously, the drawings in the following description are some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor under the premise of not conflicting.

[0013] Fig. 1 It is a structural schematic view of a prestressed steel wire straightening and cutting mechanism.

[0014] Fig. 2 It is a structural schematic view of another view of a prestressed steel wire straightening and cutting mechanism.

[0015] Fig. 3 It is a rear view schematic view of part of the internal structure of a prestressed steel wire straightening and cutting mechanism.

[0016] Fig. 4 It is a structural schematic view of a cutting mechanism.

[0017] In the above drawings, 1 is a support frame, 2 is a straightening mechanism, 21 is a carrier, 22 is a bearing seat, 23 is a rotating rod, 24 is a frame body, 3 is a cutting mechanism, 31 is a vertical frame, 32 is an upper driving cylinder, 33 is a cutting knife, 34 is a lower driving cylinder, 35 is a stabilizing frame, 36 is a matching plate, 4 is a material guiding mechanism, 41 is a mounting frame, 42 is a mounting plate, 43 is a sliding bar, 44 is a sliding block, 45 is a moving plate, 46 is a rotating wheel, 47 is a synchronous belt, 5 is a straightening unit, 51 is an upper carrier, 52 is a lower carrier, 53 is a lifting rod, 54 is a lifting frame, 55 is a straightening wheel, 56 is a buffer rod, 6 is a lifting adjusting mechanism, 61 is a limiting frame, 62 is a vertical rack, 63 is a connecting plate, 64 is a driving gear, 65 is a rotating handle, 7 is a vertical plate, 8 is a limiting strip, 9 is a longitudinal moving plate, 10 is a clamping cylinder, 11 is an extension plate, 12 is a longitudinal driving cylinder, and 13 is a connecting frame. DETAILED DESCRIPTION

[0018] In order to more clearly understand the above-mentioned purposes, features and advantages of the present application, the present application will be further described below in combination with the drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0019] In the following description, many specific details are set forth in order to provide a thorough understanding of the present application, however, the present application can also be implemented in other ways different from those described herein, therefore, the present application is not limited to the specific embodiments disclosed in the following description.

[0020] Embodiments, such as Figs. 1-4The utility model discloses a kind of straightening and cutting mechanism of prestressed steel wire, including support frame 1, support frame 1 is sequentially provided with straightening mechanism 2, cutting mechanism 3 and material leading-out mechanism 4 along the direction of workpiece travel, wherein, using the lifting adjusting mechanism 6 set up, its can conveniently adjust the position where straightening unit 5 is located, to reach the effect of adapting different specifications size workpiece, improve work progress, ensure straightening effect to some extent, satisfy use demand, using the material leading-out mechanism 4 set up, it can be gripped and pulled out to the workpiece output by straightening mechanism 2, then again cutting mechanism 3 will workpiece cut, again after cutting workpiece is transported to collection area, improve the material receiving effect of device equipment, reduce labor intensity, guarantee work progress;Further say: straightening mechanism 2 includes two parallelly arranged carriages 21, bearing block 22 is provided above carriage 21, bearing block 22 is provided with rotating rod 23 in, two rotating rods 23 are provided with frame body 24 between, for the rotating rod 23 set up, it is hollow design, that is to say, workpiece enters by one side rotating rod 23, and make it be placed in straightening unit 5 middle, after again by multiple straightening unit 5, by the other side rotating rod 23 leading-out, again to cutting mechanism 3 output, ensure the follow-up cutting action to carry out, and for the rotating rod 23 and bearing block 22 set up, it can rotate in circumferential direction, facilitate people to adjust the transverse or vertical of straightening mechanism 2, preferably straightening mechanism 2 is vertically set up, and it is positioned fastening when using, prevent it from appearing deviation;The frame body 24 is provided with straightening units 5, and two adjacent straightening units 5 are centrally symmetrically arranged. The arrangement of multiple straightening units 5 can not only realize straightening processing in multiple ranges during workpiece conveying, but also can make the workpiece straightening effect better by staggered arrangement of the straightening wheels 55 up and down. The straightening unit 5 comprises an upper carrier 51 designed in a concave shape. The lower side of the upper carrier 51 is provided with a lower carrier 52. The upper carrier 51 is provided with a lifting rod 53. The lower side of the lifting rod 53 is provided with a lifting frame 54. The lifting frame 54 is provided with a straightening wheel 55. The cross section of the straightening wheel 55 is designed in a concave conical shape, which can limit the position of the workpiece to some extent and ensure the smoothness during conveying. The two sides of the lower carrier 52 are provided with buffer rods 56 corresponding to the two ends of the upper carrier 51. The buffer rods 56 can move and adjust with the lifting frame 54 relative to the lower carrier 52. The connection between the buffer rods 56 and the lower carrier 52 has certain damping performance to prevent shaking. The outer side of the frame body 24 is provided with a lifting adjusting mechanism 6. The lifting adjusting mechanism 6 can synchronously adjust the lifting rods 53 of multiple straightening units 5 on the same side and synchronously adjust multiple straightening units 5 arranged centrally in upper and lower groups, especially when acting on the workpiece. On the one hand, it ensures the effective realization of straightening action, and on the other hand, it can adapt to workpieces of different specifications and sizes to ensure the machining and forming effect of the workpiece. In the specific use process: the lifting adjustment of the lifting rod 53 can act on the straightening wheel 55 to adjust the vertical position of the straightening wheel 55 to ensure the straightening process.

[0021] In the above process: the lifting adjusting mechanism 6 can conveniently adjust the position of the straightening unit 5 to adapt to workpieces of different specifications and sizes, improve the working process, and ensure the straightening effect to meet the use requirement. The material guiding mechanism 4 can clamp and pull out the workpiece output by the straightening mechanism 2, then cut the workpiece by the cutting mechanism 3, and then convey the cut workpiece to the collection area to improve the material collection effect of the device, reduce the labor intensity, and ensure the working process. The device has reasonable design, simple structure, convenient processing, and can fully straighten the workpiece during conveying and conveniently adapt to workpieces of different specifications and sizes to ensure the workpiece forming quality, improve the working process, and effectively meet the use requirement.

[0022] In order to realize the convenient adjustment of the position of the straightening unit 5, to adapt to different specifications and sizes of workpieces, and to ensure the straightening effect, the lifting adjustment mechanism 6 comprises a limiting frame 61, a vertical rack 62 is arranged in the limiting frame 61, a connecting plate 63 in T-shaped design is arranged on one side of each of the two vertical racks 62, and is connected with the lifting rod 53 of each of the plurality of straightening units 5, a drive gear 64 is arranged between the two vertical racks 62, a handle 65 is arranged on the outer side of the drive gear 64, and the specific description is as follows: the single connecting plate 63 arranged can be lifted in the vertical direction with the vertical rack 62 connected therewith, for the specific lifting action, the handle 65 is rotated to drive the drive gear 64 to rotate, when the drive gear 64 rotates, the left and right vertical racks 62 are lifted in the limiting frame 61 in the trend of approaching or moving away, and then act on the connecting plate 63 to drive the lifting rod 53 to rise or fall, so as to act on the straightening unit 5, which will make the straightening wheel 55 move in the way of approaching or moving away, so that the effect of adapting to different specifications and sizes of workpieces can be realized, the work progress is improved, and the straightening effect is ensured to a certain extent, meeting the use requirement.

[0023] In order to effectively complete the cutting processing of the workpiece, the cutting mechanism 3 comprises a stand 31 in gantry design, an upper drive cylinder 32 is arranged above the stand 31, a cutting knife 33 is arranged on the output end of the upper drive cylinder 32, the two ends of the cutting knife 33 are lifted vertically relative to the two sides of the stand 31, a lower drive cylinder 34 is arranged below the supporting frame 1, a stabilizing frame 35 is arranged on the output end of the lower drive cylinder 34, a cooperation plate 36 is arranged above the stabilizing frame 35, and the specific description is as follows: when the workpiece is straightened and exported and passes through the position of the cutting mechanism 3, first, the lower drive cylinder 34 is controlled to operate, so that the cooperation plate 36 approaches the workpiece, then the upper drive cylinder 32 is controlled to operate, driving the cutting knife 33 to move downward and act on the workpiece, to complete the cutting processing of the workpiece, and the cooperation plate 36 arranged mainly plays a role in protecting the cutting knife 33, avoiding damage to the stabilizing frame 35 caused by over-pressing.

[0024] In order to complete the export of the workpiece material after cutting, the material export mechanism 4 comprises a mounting frame 41, one side of the mounting frame 41 is provided with a mounting plate 42, the mounting plate 42 is provided with a sliding bar 43, the sliding bar 43 is provided with a sliding block 44, one side of the sliding block 44 is provided with a moving plate 45, two rotating wheels 46 are arranged between the two sliding bars 43, a synchronous belt 47 is arranged between the two rotating wheels 46, and the end of the synchronous belt 47 is connected with the sliding block 44, that is to say: the synchronous belt 47 is wound around the two rotating wheels 46 respectively, and the wound end can be connected with the sliding block 44 close to it. When the synchronous belt 47 is conveyed by the rotating wheel 46, it will act on the sliding block 44, so that the moving plate 45 moves relative to the sliding bar 43 to complete the movement adjustment in the transverse direction. It is simple and convenient to operate. At the same time, according to the different length of cutting, different length of workpiece can be pulled out by controlling the position of the moving plate 45 to realize, the use function is strong, the specific description is: two rotating wheels 46 are respectively arranged on one side close to the end of the sliding block 44, one of the rotating wheels 46 is driven by an external motor and rotates to act on the synchronous belt 47, so as to drive the moving plate 45 to move and adjust in the transverse direction, which provides a convenient condition for subsequent workpiece clamping and exporting, and meets the use requirement.

[0025] In order to realize the convenient adjustment of the clamping cylinder 10 at different positions in the longitudinal direction, a vertical plate 7 is arranged on the moving plate 45, a limiting strip 8 is arranged on one side of the vertical plate 7, a longitudinal moving plate 9 is arranged on the limiting strip 8, and a clamping cylinder 10 is arranged on the longitudinal moving plate 9. The position of the clamping cylinder 10 in the transverse direction is adjusted. When the clamping cylinder 10 approaches the workpiece, the operation is controlled, and the outer periphery of the workpiece is clamped. Then, under the action of the moving plate 45, it moves outward to adjust, ensuring the smooth operation of the workpiece taking and placing action, meeting the use requirement. One side of the longitudinal moving plate 9 is provided with an extension plate 11, and the vertical plate 7 corresponding to the extension plate 11 is provided with a horizontal groove, so that it can move and adjust in the horizontal groove, ensuring the effective transmission of driving force. One side of the vertical plate 7 is provided with a longitudinal driving cylinder 12, the output end of the longitudinal driving cylinder 12 is provided with a connecting frame 13, and the connecting frame 13 is connected with the extension plate 11. The specific description is: the longitudinal moving plate 9 is connected with the two limiting strips 8, so that the longitudinal moving plate 9 can move and adjust in the longitudinal direction. The connecting frame 13 is L-shaped, one end of which is connected with the output end of the longitudinal driving cylinder 12, and the other end is connected with the extension plate 11. In this way, when the longitudinal driving cylinder 12 is controlled, the extension and contraction of the longitudinal driving cylinder 12 can drive the clamping cylinder 10 to fine adjust the position in the longitudinal direction, meeting the different processing requirements.

[0026] The above merely describes preferred embodiments of the present application, and is not intended to limit the present application in other forms, and any skilled person in the art can modify or change the above disclosed technical content to equivalent embodiments applied to other fields with equivalent changes, but any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present application without departing from the technical scheme of the present application still falls within the protection scope of the present application.

Claims

1. A straightening and cutting mechanism for pre-stressed steel wires, comprising a support frame, characterized in that, The support frame is sequentially provided with a straightening mechanism, a cutting mechanism and a material guiding mechanism along the workpiece running direction, the straightening mechanism comprises two parallelly arranged carriages, a bearing seat is arranged above the carriages, rotating rods are arranged in the bearing seats, a frame body is arranged between the two rotating rods, straightening units are arranged in the frame body, two adjacent straightening units are centrally symmetrically arranged, the straightening unit comprises a concave-shaped upper loading frame, a lower loading frame is arranged below the upper loading frame, a lifting rod is arranged in the upper loading frame, a lifting frame is arranged below the lifting rod, a straightening wheel is arranged in the lifting frame, buffer rods are arranged on both sides of the lower loading frame and correspond to both ends of the upper loading frame, and a lifting adjusting mechanism is arranged outside the frame body.

2. The mechanism according to claim 1, wherein The lifting adjusting mechanism comprises a limiting frame, vertical racks are arranged in the limiting frame, T-shaped connecting plates are arranged on one side of the two vertical racks and are connected with the lifting rods of the straightening units, a driving gear is arranged between the two vertical racks, and a rotating handle is arranged outside the driving gear.

3. The mechanism according to claim 2, wherein The cutting mechanism comprises a stand designed in a gantry shape, an upper driving cylinder is arranged above the stand, a cutting knife is arranged at the output end of the upper driving cylinder, the two ends of the cutting knife vertically ascend and descend relative to the two sides of the stand, a lower driving cylinder is arranged below the support frame, a stabilizing frame is arranged at the output end of the lower driving cylinder, and a matching plate is arranged above the stabilizing frame.

4. The mechanism according to claim 3, wherein The material guiding mechanism comprises a mounting frame, a mounting plate is arranged on one side of the mounting frame, a sliding strip is arranged on the mounting plate, a sliding block is arranged on the sliding strip, a moving plate is arranged on one side of the sliding block, rotating wheels are arranged between the two sliding strips, a synchronous belt is arranged between the two rotating wheels and connected with the sliding block at the ends.

5. The mechanism according to claim 4, wherein A vertical plate is arranged on the moving plate, a limiting strip is arranged on one side of the vertical plate, a longitudinal moving plate is arranged on the limiting strip, a clamping cylinder is arranged on the longitudinal moving plate, an extension plate is arranged on one side of the longitudinal moving plate and penetrates the vertical plate, a longitudinal driving cylinder is arranged on one side of the vertical plate, a connecting frame is arranged at the output end of the longitudinal driving cylinder and connected with the extension plate.

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