CN219292604U

CN219292604U - Steel strand tightening and straightening device

Info

Publication number: CN219292604U
Application number: CN202223035892.8U
Authority: CN
Inventors: 谢志安; 谢志元; 谢志杰; 艾志刚; 闫崇健; 王昕�; 孟繁鑫; 卢俊炼; 张璐
Original assignee: Tianjin Silvery Dragon Prestressed Materials Co Ltd
Current assignee: Tianjin Silvery Dragon Prestressed Materials Co Ltd
Priority date: 2022-11-10
Filing date: 2022-11-10
Publication date: 2023-07-04
Anticipated expiration: 2032-11-10

Abstract

The utility model belongs to the technical field of steel strands, in particular to a steel strand tightening and straightening device, which comprises a base, wherein a clamping and straightening mechanism is arranged on the base, a straightening component is also arranged on the base, the straightening component comprises a straightening barrel, a threaded rod, a U-shaped frame, a rotating shaft and a straightening roller, the upper surface of the base is fixedly connected with the straightening barrel through a first supporting leg and positioned at the left side of the clamping and straightening mechanism, four threaded rods are screwed on the inner side of the straightening barrel, and a user can keep the steel strands at the same height and the same front and rear positions of a clamping plate before entering the clamping plate through the straightening component, so that the downward or front and rear dragging force on the clamping plate is reduced, the service life of the clamping plate is prolonged, the steel strands are not easy to enter a crack of the straightening component by matching with a limiting stabilizing component, and the practicability of the straightening component is further improved.

Description

Steel strand tightening and straightening device

Technical Field

The utility model belongs to the technical field of steel strands, and particularly relates to a steel strand tightening and straightening device.

Background

The steel strand consists of two or more steel wires, or is formed by combining strands or combining strands and wires, has the advantages of long service life, puncture resistance, good elasticity and the like, and has wider application range.

Through investigation publication (bulletin) number: CN215845401U discloses a straightening device for producing steel strands, which discloses in the technology that the first straightening mechanism comprises a containing box installed above a mounting plate, a first screw rod arranged along the length direction of the containing box and with two ends being rotationally connected to the side wall of the containing box, sliding blocks which are respectively in threaded connection with two ends of the first screw rod, clamping plates which are respectively fixedly arranged on the top surfaces of the two sliding blocks and penetrate out of the top wall of the containing box, a first limiting rod which is arranged on the two sliding blocks in a penetrating manner and is in sliding connection with the two sliding blocks, and a motor for driving the first screw rod to rotate, wherein the screw threads at two ends of the first screw rod are opposite in direction, and the first limiting rod is parallel to the screw rod and two ends of the first limiting rod are respectively fixedly arranged on the containing box; the second straightening mechanism comprises two rollers which are respectively arranged along the width direction of the mounting plate and are rotationally connected to the fixing plate, an operator can adjust the clamping assembly according to the diameter of the steel strand, the starting motor drives the first screw to rotate, the distance between the two sliding blocks can be increased or reduced due to the opposite screw thread directions at the two ends of the screw and the limiting action of the first limiting rod, the distance between the two clamping plates is further changed, the two clamping plates can clamp the steel strand, the steel strand can be straightened for the first time, then the steel strand can be straightened for the second time through the gap between the two rollers, and the staggered arrangement of the plurality of groups of first straightening mechanisms and the second straightening mechanisms is convenient for straightening the steel strand, and the working efficiency and other technical effects are convenient to improve;

although this design can be to holding the steel strand wires and straightening, because the steel strand wires is because self gravity and crooked reason in the left side position of splint easily, lead to the steel strand wires to be difficult to keep same height and same front and back position in the positive left direction of splint to the steel strand wires appear easily and form the power of pulling downwards or front and back to splint in the removal in-process, and then influence the life of splint easily.

In order to solve the problems, the application provides a steel strand tightening and straightening device.

Disclosure of Invention

To solve the problems set forth in the background art. The utility model provides a steel strand tightening and straightening device which has the characteristics of righting the steel strand and prolonging the service life of a clamping plate.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the steel strand tightening and straightening device comprises a base, wherein a clamping and straightening mechanism is arranged on the base, and a centralizing assembly is also arranged on the base;

the centering component comprises a centering cylinder, threaded rods, U-shaped frames, rotating shafts and centering rollers, wherein the upper surface of the base is positioned on the left side of the clamping and straightening mechanism and fixedly connected with the centering cylinder through a first supporting leg, four threaded rods are screwed on the inner side of the centering cylinder, two threaded rods positioned on the left side are respectively connected with the upper surface and the lower surface of the centering cylinder through threads, two threaded rods positioned on the right side are respectively connected with the front surface and the rear surface of the centering cylinder through threads, one end, close to the center position of the centering cylinder, of each threaded rod is rotationally connected with the U-shaped frames through a first bearing, the inner side of each U-shaped frame is rotationally connected with the rotating shafts through a second bearing, and the outer side of each rotating shaft is fixedly connected with the centering rollers.

As the preferable steel strand tightening and straightening device, the straightening assembly further comprises a sliding rod, one side surface of the U-shaped frame, which is far away from the central position of the straightening barrel, is fixedly connected with two symmetrically arranged sliding rods, and the sliding rods are in sliding connection with the straightening barrel.

The steel strand tightening and straightening device is characterized by further comprising a limiting and stabilizing assembly, wherein the limiting and stabilizing assembly comprises limiting rods and through holes, the four limiting rods which are symmetrically arranged are fixedly connected to the upper surface of the U-shaped frame positioned below the left side, the four through holes which are symmetrically arranged are formed in the inner sides of the two ends of the U-shaped frame positioned above the left side, and the limiting rods are in sliding connection with the U-shaped frame positioned above the left side through the through holes.

As the preferable mode of the steel strand tightening and straightening device, the limiting and stabilizing assembly further comprises supporting wheels and a track, wherein one side surface of the U-shaped frame, which is far away from the rotating shaft, is rotationally connected with two symmetrically arranged supporting wheels, the outer side of each supporting wheel is slidably connected with the track, and the track is fixedly connected with the inner side wall of the righting cylinder.

Compared with the prior art, the utility model has the beneficial effects that:

set up on this device and right the subassembly, the user through this right the subassembly, can make the steel strand wires keep in the same height and the same front and back position of splint before getting into splint to reduce the power that drags downwards or forward and backward to splint formation, and then improve splint's life, cooperate and restrict stable subassembly, can make the steel strand wires be difficult to get into in the crack of right the subassembly, further improved the practicality of right the subassembly.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the structure of the threaded rod and the sliding rod in the utility model;

FIG. 3 is a schematic view of the structure of the centralizer roller and U-shaped frame of the present utility model;

fig. 4 is a schematic view of the structure of the supporting wheel and the rail in the present utility model.

In the figure:

1. a base; 2. clamping and straightening mechanisms;

3. a righting assembly; 31. centralizing the cylinder; 32. a threaded rod; 33. a U-shaped frame; 34. a rotating shaft; 35. a righting roller; 36. a slide bar;

4. a confinement stabilization assembly; 41. a restraining bar; 42. a through hole; 43. a support wheel; 44. a track.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1:

a steel strand tightening and straightening device comprises a base 1, and a clamping and straightening mechanism 2 is arranged on the base 1.

In this embodiment: existing device { public (announcement) number }: CN215845401U, which discloses a straightening device for steel strand production, in which a clamping and straightening mechanism 2 proposed in the present application is disclosed, and the clamping and straightening mechanism 2 in the present application adopts the same technical means in the prior art, which are not described in detail herein, and the present application is further improved with respect to the present straightening device for steel strand production, and the details refer to the following disclosure technology; in order to solve the technical problem existing in the prior art, as disclosed in the background art above, the steel strand is not easy to keep the same height and the same front and back positions in the right left direction of the clamping plate due to the fact that the steel strand is easy to be in the left position of the clamping plate and due to self gravity and bending, so that the steel strand forms downward or forward and backward dragging force on the clamping plate in the moving process easily, the service life of the clamping plate is easily influenced, the problem is obviously a problem which exists in reality and is difficult to solve in combination, and in order to solve the technical problem, the righting component 3 and the limiting and stabilizing component 4 are added on the application document.

Further, the method comprises the following steps:

a righting assembly 3 is mounted on the base 1.

As shown in fig. 1, 2, 3 and 4:

the righting assembly 3 comprises a righting cylinder 31, threaded rods 32, a U-shaped frame 33, a rotating shaft 34 and a righting roller 35, wherein the upper surface of the base 1 is fixedly connected with the righting cylinder 31 through a first supporting leg, four threaded rods 32 are screwed on the inner side of the righting cylinder 31, two threaded rods 32 on the left are respectively connected with the upper surface and the lower surface of the righting cylinder 31 in a threaded manner, two threaded rods 32 on the right are respectively connected with the front surface and the rear surface of the righting cylinder 31 in a threaded manner, one end of the threaded rod 32, which is close to the central position of the righting cylinder 31, is rotationally connected with the U-shaped frame 33 through a first bearing, the inner side of the U-shaped frame 33 is rotationally connected with the rotating shaft 34 through a second bearing, and the outer side of the rotating shaft 34 is fixedly connected with the righting roller 35.

In this embodiment: the two threaded rods 32 positioned at the upper and lower sides of the left side are respectively rotated, the threaded rods 32 drive the U-shaped frame 33 to move when rotating on the straightening barrel 31 until the distance between the upper and lower straightening rollers 35 positioned at the left side is slightly larger than the diameter of a steel strand, a gap between the upper and lower straightening rollers 35 positioned at the left side is just positioned at the same height position of the clamping plate on the clamping straightening mechanism 2, the two threaded rods 32 positioned at the front and rear sides of the right side are rotated in the same way until the distance between the front and rear straightening rollers 35 positioned at the right side is slightly larger than the diameter of the steel strand, the gap between the front and rear straightening rollers 35 positioned at the right side is just positioned at the same front and rear position of the clamping plate on the clamping straightening mechanism 2, then the steel strand penetrates into the straightening barrel 31 from the left side, then penetrates through the four straightening rollers 35, finally penetrates through the clamping straightening mechanism 2 to straighten the steel strand, and the steel strand is driven to rotate on the U-shaped frame 33 in the rightward moving process from the straightening rollers 35, and the steel strand can enter the clamping mechanism to the same position of the clamping plate on the front and the clamping mechanism 2 or the clamping mechanism 2 to the front and the clamping mechanism 2 are kept at the same position, so that the service life of the clamping mechanism is prolonged.

In an alternative embodiment, the righting assembly 3 further comprises a sliding rod 36, a side surface of the u-shaped frame 33 away from the central position of the righting cylinder 31 is fixedly connected with two symmetrically arranged sliding rods 36 on two sides of the threaded rod 32, and the sliding rods 36 are in sliding connection with the righting cylinder 31.

In this embodiment: the U-shaped frame 33 is driven to move by the rotating threaded rod 32, and meanwhile, the sliding rod 36 is driven to slide on the righting cylinder 31, and the U-shaped frame 33 can not rotate along with the rotating threaded rod 32 when the sliding rod 36 rotates, so that the convenience of the righting assembly 3 in use is improved.

Further, the method comprises the steps of;

as shown in fig. 1, 3 and 4:

the steel strand tightening and straightening device further comprises a limiting and stabilizing assembly 4, wherein the limiting and stabilizing assembly 4 comprises a limiting rod 41 and a through hole 42, four limiting rods 41 which are symmetrically arranged are fixedly connected to the upper surface of the U-shaped frame 33 positioned below the left side, four through holes 42 which are symmetrically arranged are formed in the inner sides of two ends of the U-shaped frame 33 positioned above the left side, and the limiting rods 41 are in sliding connection with the U-shaped frame 33 positioned above the left side through the through holes 42.

In this embodiment: when the left U-shaped frame 33 moves up and down, the limiting rod 41 slides in the through hole 42, and the limiting rod 41 can limit the steel strand, so that the steel strand is not easy to enter the gap between the righting cylinder 31 and the left U-shaped frame 33 from the front side and the back side, and the practicability of the righting assembly 3 is further improved.

In an alternative embodiment, the limiting and stabilizing assembly 4 further comprises a supporting wheel 43 and a track 44, wherein the two supporting wheels 43 arranged symmetrically are rotatably connected to one side surface of the u-shaped frame 33 far away from the rotating shaft 34, the track 44 is slidably connected to the outer side of the supporting wheels 43, and the track 44 is fixedly connected to the inner side wall of the righting cylinder 31.

In this embodiment: the U-shaped frame 33 drives the supporting wheel 43 to slide on the track 44 when moving, so that the shaking of the U-shaped frame 33 can be reduced, and the stability of the righting assembly 3 can be improved.

Working principle: when the steel strands are stretched and straightened, firstly, the two threaded rods 32 positioned at the upper and lower sides of the left side are respectively rotated, the threaded rods 32 drive the U-shaped frame 33 to move when rotating on the righting cylinder 31, the sliding rods 36 are driven to slide on the righting cylinder 31 when the U-shaped frame 33 moves so that the U-shaped frame 33 is not easy to follow rotation, meanwhile, the limiting rods 41 slide in the through holes 42, the limiting rods 41 can limit the steel strands, the steel strands are not easy to enter gaps between the righting cylinder 31 and the U-shaped frame 33 positioned at the left side from the front side and the back side, the righting of the steel strands is not easy to be influenced, the practicability of the righting assembly 3 is further improved, the U-shaped frame 33 drives the supporting wheels 43 to slide on the rails 44 when moving, the shaking of the U-shaped frame 33 can be reduced, the stability of the righting assembly 3 is further improved until the distance between the upper and lower righting rollers 35 positioned at the left side is slightly larger than the diameter of the steel strands, the gap between the upper and lower centering rollers 35 positioned at the left side is just positioned at the same height position of the upper clamping plate of the clamping and straightening mechanism 2, the same method rotates the two threaded rods 32 positioned at the front and rear of the right side until the distance between the front and rear centering rollers 35 positioned at the right side is slightly larger than the diameter of a steel strand, the gap between the front and rear centering rollers 35 positioned at the right side is just positioned at the same front and rear position of the upper clamping plate of the clamping and straightening mechanism 2, then the steel strand penetrates into the centering cylinder 31 from the left side, then penetrates through the four centering rollers 35, finally penetrates through the clamping and straightening mechanism 2 to tightly straighten the steel strand, the steel strand drives the rotating shaft 34 to rotate on the U-shaped frame 33 in the rightward moving process from the centering rollers 35, in this way, the steel strand can be kept at the same height and the same front and rear position of the clamping plate before entering the clamping plate on the clamping and straightening mechanism 2, thereby reducing the downward or forward and backward dragging force formed on the clamping plates and further improving the service life of the clamping straightening mechanism 2 and the clamping plates on the clamping straightening mechanism 2.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a steel strand wires tighten straightener, includes base (1), install centre gripping straightening mechanism (2), its characterized in that on base (1): a centralizing component (3) is also arranged on the base (1);

the utility model provides a right subassembly (3) is including righting section of thick bamboo (31), threaded rod (32), U-shaped frame (33), pivot (34) and righting roller (35), the upper surface of base (1) just is located the left side of centre gripping straightening mechanism (2) is through first supporting leg fixedly connected with righting section of thick bamboo (31), the inboard spiro union of righting section of thick bamboo (31) has four threaded rod (32), two that are located left threaded rod (32) respectively with the upper and lower two-sided threaded connection of righting section of thick bamboo (31), two that are located the right side threaded rod (32) respectively with the front and back two-sided threaded connection of righting section of thick bamboo (31), every threaded rod (32) are close to the one end of righting section of thick bamboo (31) central point department all is connected with U-shaped frame (33) through first bearing rotation, the inboard of U-shaped frame (33) is connected with through second bearing rotation pivot (34), the outside fixedly connected with of pivot (34) righting roller (35).

2. The steel strand tightening and straightening device according to claim 1, wherein: the centering component (3) further comprises a sliding rod (36), the U-shaped frame (33) is far away from one side surface of the center of the centering cylinder (31) and is positioned on two sides of the threaded rod (32), two symmetrically arranged sliding rods (36) are fixedly connected to the two sides of the threaded rod, and the sliding rods (36) are in sliding connection with the centering cylinder (31).

3. The steel strand tightening and straightening device according to claim 1, wherein: still including restriction stable component (4), restriction stable component (4) include restriction pole (41) and through-hole (42), be located the left side below the upper surface fixedly connected with of U-shaped frame (33) four be symmetrical arrangement restriction pole (41), be located the left side top the both ends inboard of U-shaped frame (33) has been seted up four and has been symmetrical arrangement through-hole (42), restriction pole (41) are through-hole (42) with be located the U-shaped frame (33) sliding connection of left side top.

4. A steel strand tightening and straightening device according to claim 3, characterized in that: the limiting and stabilizing assembly (4) further comprises a supporting wheel (43) and a track (44), wherein one side surface of the U-shaped frame (33) away from the rotating shaft (34) is rotationally connected with two supporting wheels (43) which are symmetrically arranged, the outer side of each supporting wheel (43) is slidably connected with the track (44), and the track (44) is fixedly connected with the inner side wall of the righting cylinder (31).