CN219703041U - Tension adjusting device for cold rolling and winding of steel bars - Google Patents
Tension adjusting device for cold rolling and winding of steel bars Download PDFInfo
- Publication number
- CN219703041U CN219703041U CN202320614503.2U CN202320614503U CN219703041U CN 219703041 U CN219703041 U CN 219703041U CN 202320614503 U CN202320614503 U CN 202320614503U CN 219703041 U CN219703041 U CN 219703041U
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- cold rolling
- steel bar
- adjusting device
- fixedly connected
- base
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 81
- 239000010959 steel Substances 0.000 title claims abstract description 81
- 238000005097 cold rolling Methods 0.000 title claims abstract description 47
- 238000004804 winding Methods 0.000 title claims abstract description 31
- 230000003014 reinforcing effect Effects 0.000 claims description 9
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000003466 welding Methods 0.000 description 6
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000010622 cold drawing Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Metal Rolling (AREA)
Abstract
The utility model discloses a tension adjusting device for cold rolling and winding of steel bars, which comprises a base arranged at one side of a feeding end of a steel bar cold rolling machine, wherein a bracket is fixedly connected to the base, a winding drum on which a steel bar roll is wound is arranged on the bracket, the winding drum can be turned upwards and downwards and is used for adjusting tension applied to the unreeled steel bars, and a driving part for driving the winding drum to turn upwards and downwards is arranged on the base. The utility model can be suitable for the occasion with too small or insufficient pulling force, avoid the phenomena of dragging and winding of the steel wire rope, and also can be suitable for the occasion with too large pulling force, avoid the phenomena of clamping and breaking of the steel bar, namely, can adjust the pulling force applied to the steel bar, thereby being beneficial to cold rolling of the steel bar.
Description
Technical Field
The utility model relates to the technical field of cold rolling and wire feeding of reinforcing steel bars, in particular to a tension adjusting device for cold rolling and wire feeding of reinforcing steel bars.
Background
The steel bars are basic materials for welding and forming a steel bar net, are formed by arranging longitudinal steel bars and transverse steel bars at certain intervals, forming right angles with each other and welding all cross points together, and before welding the steel bar net, a plurality of longitudinal steel bars are required to be fed into a feeding end of a steel bar net welding machine together through a longitudinal steel bar feeding device, and on the other hand, transverse steel bars are required to be fed onto the longitudinal steel bars one by one through a transverse steel bar feeding device, then the longitudinal steel bars and the transverse steel bars are welded together through a welding device on the steel bar net welding machine, and finally the steel bar net is formed and then is output.
Before being processed into a reinforcing mesh, the hot rolled reinforcing steel bar is often required to be sent into a cold rolling mill for cold rolling, namely, the reinforcing steel bar is subjected to cold drawing and drawing at normal temperature, so that the reinforcing steel bar meeting the technological requirements is obtained. At present, the hot rolled steel bar is generally wound on a transverse winding drum, and under the action of a pulling force (traction force), the winding drum is passively rotated, and the steel bar roll on the winding drum is gradually unreeled and enters through a feeding end (usually composed of a plurality of groups of guide wheels arranged up and down) of a cold rolling mill.
In the actual processing process, the cold rolling mills with different specifications have different cold rolling speeds, and in general, the faster the cold rolling speed is, the larger the tension on the steel bar is, otherwise, the slower the cold rolling speed is, the smaller the tension on the steel bar is. However, the following is the case: if the tension is too large, the phenomenon of clamping materials can occur, and even the danger that the steel bars are broken can be caused; if the pulling force is too small, dragging occurs, and winding occurs. Therefore, it is necessary to design a tension adjusting device for cold rolling and winding of the steel bar, namely unreeling of the steel bar roll.
Disclosure of Invention
The utility model aims to overcome the defects and the shortcomings of the prior art, and provides a tension adjusting device for cold rolling and winding of a steel bar, which is suitable for occasions with too small or insufficient tension to avoid dragging and winding of a steel wire rope, is suitable for occasions with too large tension to avoid clamping and breaking of the steel bar, namely, can adjust the tension applied to the steel bar, thereby facilitating cold rolling of the steel bar.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a cold rolling pull force adjusting device for going up line of reinforcing bar, is including setting up in the base of the feed end one side of reinforcing bar cold rolling mill, its characterized in that: the base on fixedly connected with support, install the reel that winds up on having the reinforcing bar roll up on the support, the reel can upwards with overturn downwards for adjust the pulling force that is exerted to the reinforcing bar of unreeling, install on the base and be used for driving the reel carries out the drive part of upset from top to bottom.
Further, the support comprises two upright posts fixedly connected to the base and a transverse shaft rotatably arranged between the two upright posts, and two ends of the transverse shaft are respectively and correspondingly fixedly connected with two transverse beams.
Furthermore, two supporting seats are correspondingly and fixedly connected to one ends of the two cross beams, which are far away from the feeding end of the steel bar cold rolling mill, respectively, and clamping grooves are formed in the two supporting seats.
Furthermore, two short shafts are correspondingly connected to the two ends of the winding drum in a rotating mode, and the two short shafts are correspondingly clamped in the two clamping grooves.
Further, the two cross beams are fixedly connected with the cross rods between one ends close to the feeding end of the steel bar cold rolling mill, and the two mounting seats are fixedly connected with one ends close to the feeding end of the steel bar cold rolling mill on the base.
Further, the driving part adopts two oil cylinders which are vertically arranged, the bottoms of the cylinder barrels of the two oil cylinders are respectively and correspondingly rotatably arranged on the two mounting seats, the free ends of the piston rods of the two oil cylinders are respectively and correspondingly fixedly connected with two lantern rings, and the two lantern rings are respectively and rotatably sleeved on the cross rod.
Further, the four corners of the bottom of the base are provided with rollers with braking functions.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model adopts the lever principle, the winding drum wound with the steel bar roll is erected at one end of the lever, the other end of the lever is provided with the driving component capable of driving the winding drum to turn up and down, and when the winding drum turns up, the winding drum can generate a boosting effect on pulling steel bars (pulling force), is suitable for occasions with too small or insufficient pulling force, and can avoid the phenomena of dragging and winding of steel wire ropes; when the steel bar is turned downwards, the effect of resistance can be generated on pulling the steel bar (tension), the steel bar is suitable for occasions with overlarge tension, the phenomena that clamping materials and the steel bar are broken by pulling can be avoided, namely, the tension applied to the steel bar can be adjusted, and therefore the cold rolling of the steel bar is facilitated.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
FIG. 2 is an enlarged schematic view of the structure of the portion A in the present utility model.
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.
Referring to fig. 1 and 2, a tension adjusting device for cold rolling and winding of steel bars comprises a base 1 arranged at one side of a feeding end of a cold rolling mill (not shown), a support 2 is fixedly connected to the base 1, a winding drum 3 on which a steel bar roll is wound is mounted on the support 2, the winding drum 3 can be turned upwards and downwards, and a driving component 4 for driving the winding drum 3 to turn upwards and downwards is mounted on the base 1, wherein the pulling force applied to the unreeled steel bars (not shown) is adjusted.
In the utility model, the bracket 2 comprises two upright posts 21 fixedly connected to the base 1 and a transverse shaft 22 rotatably arranged between the two upright posts 21, and two ends of the transverse shaft 22 are respectively and correspondingly fixedly connected with two cross beams 5.
In the utility model, two supporting seats 6 are correspondingly and fixedly connected to one ends of two cross beams 5 far away from a feeding end of a steel bar cold rolling mill, and clamping grooves 7 are respectively arranged on the two supporting seats 6.
In the utility model, two short shafts 8 are correspondingly and rotatably connected to two ends of a winding drum 3, and the two short shafts 8 are correspondingly clamped in two clamping grooves 7.
Thereby, the reel 3 is erected and fixed to the two cross beams 5 at the end remote from the feed end of the bar cold rolling mill.
In the utility model, a cross rod 9 is fixedly connected between two cross beams 5 at one end close to the feeding end of a steel bar cold rolling mill, and two mounting seats 10 are fixedly connected on a base 1 at one end close to the feeding end of the steel bar cold rolling mill.
In the utility model, the driving part 4 adopts two vertically arranged cylinders, the bottoms of cylinder barrels of the two cylinders 4 are respectively and correspondingly rotatably arranged on two mounting seats 10, the free ends of piston rods of the two cylinders 4 are respectively and correspondingly fixedly connected with two lantern rings 11, and the two lantern rings 11 are respectively and rotatably sleeved on the cross rod 9.
Thereby, the driving roll 3 can be turned downwards by the extension of the piston rods of the two oil cylinders 4; similarly, the roll 3 can be driven to turn upwards by the contraction of the piston rods of the two cylinders 4.
In the utility model, the four corners of the bottom of the base 1 are provided with rollers 12 with braking function. Thereby, the movement of the whole device is facilitated, and after moving to a specified position, parking can be achieved.
The utility model is further described below with reference to the accompanying drawings:
when the device is used, when the pulling force applied to the steel bar is too small or insufficient, the piston rods of the two oil cylinders 4 are contracted, the cross rods 9 are driven to downwards overturn, namely, one ends of the two cross beams 5, which are close to the feeding end of the steel bar cold rolling mill, are driven to downwards overturn, the lever principle is adopted, one ends, which are far away from the feeding end of the steel bar cold rolling mill, of the two cross beams 5 are upwards overturned, namely, the winding drum 3 is upwards overturned, and an assisting effect is generated on pulling the steel bar (pulling force applied to the steel bar), so that the phenomenon of dragging and winding of the steel wire rope can be avoided.
Similarly, when the tensile force applied to the steel bar is too large, the piston rods of the two oil cylinders 4 extend to drive the cross rods 9 to turn upwards, namely, one end, close to the feeding end of the steel bar cold rolling mill, of the two cross rods 5 is driven to turn upwards, and according to the lever principle, one end, far away from the feeding end of the steel bar cold rolling mill, of the two cross rods 5 is turned downwards, namely, the winding drum 3 is turned downwards, and the effect of resistance is generated on pulling the steel bar (the tensile force applied to the steel bar), so that the phenomena of clamping and breaking the steel bar can be avoided.
From the above, the utility model can adjust the tension applied to the steel bar, thereby facilitating the cold rolling of the steel bar.
In addition, when the end, far away from the feeding end of the steel bar cold rolling mill, of the two cross beams 5 is turned downwards to the lowest point, the two cross beams are close to the ground, at the moment, the unreeled winding drum 3 is conveniently taken down from the two cross beams, other winding drums wound with steel bar rolls are erected on the two cross beams, and continuous steel bar cold rolling processing is realized.
Although the present disclosure describes embodiments, not every embodiment is described in terms of a single embodiment, and such description is for clarity only, and one skilled in the art will recognize that the embodiments described in the disclosure as a whole may be combined appropriately to form other embodiments that will be apparent to those skilled in the art.
Therefore, the above description is not intended to limit the scope of the utility model; all changes which come within the meaning and range of equivalency of the claims are to be embraced within their scope.
Claims (7)
1. The utility model provides a cold rolling pull force adjusting device for going up line of reinforcing bar, is including setting up in the base of the feed end one side of reinforcing bar cold rolling mill, its characterized in that: the base on fixedly connected with support, install the reel that winds up on having the reinforcing bar roll up on the support, the reel can upwards with overturn downwards for adjust the pulling force that is exerted to the reinforcing bar of unreeling, install on the base and be used for driving the reel carries out the drive part of upset from top to bottom.
2. The tension adjusting device for cold rolling and wire feeding of steel bars according to claim 1, wherein: the support comprises two upright posts fixedly connected to the base and a transverse shaft rotatably arranged between the two upright posts, and two ends of the transverse shaft are respectively and correspondingly fixedly connected with two transverse beams.
3. The tension adjusting device for cold rolling and wire feeding of steel bars according to claim 2, wherein: two supporting seats are fixedly connected to one ends of the two cross beams, which are far away from the feeding end of the steel bar cold rolling mill, respectively, and clamping grooves are formed in the two supporting seats.
4. A tension adjusting device for cold rolling and wire feeding of steel bars according to claim 3, wherein: two ends of the winding drum are correspondingly connected with two short shafts in a rotating mode respectively, and the two short shafts are correspondingly clamped in the two clamping grooves respectively.
5. The tension adjusting device for cold rolling and wire feeding of steel bars according to claim 2, wherein: the two cross beams are fixedly connected with cross bars between one ends close to the feeding ends of the steel bar cold rolling mill, and two mounting seats are fixedly connected with one ends close to the feeding ends of the steel bar cold rolling mill on the base.
6. The tension adjusting device for cold rolling and wire feeding of steel bars according to claim 5, wherein: the driving part adopts two oil cylinders which are vertically arranged, the bottoms of cylinder barrels of the two oil cylinders are respectively and correspondingly rotatably arranged on the two mounting seats, the free ends of piston rods of the two oil cylinders are respectively and correspondingly fixedly connected with two lantern rings, and the two lantern rings are respectively and rotatably sleeved on the cross rod.
7. The tension adjusting device for cold rolling and wire feeding of steel bars according to claim 1, wherein: and the four corners of the bottom of the base are provided with rollers with braking functions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320614503.2U CN219703041U (en) | 2023-03-27 | 2023-03-27 | Tension adjusting device for cold rolling and winding of steel bars |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320614503.2U CN219703041U (en) | 2023-03-27 | 2023-03-27 | Tension adjusting device for cold rolling and winding of steel bars |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219703041U true CN219703041U (en) | 2023-09-19 |
Family
ID=88000449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320614503.2U Active CN219703041U (en) | 2023-03-27 | 2023-03-27 | Tension adjusting device for cold rolling and winding of steel bars |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219703041U (en) |
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2023
- 2023-03-27 CN CN202320614503.2U patent/CN219703041U/en active Active
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