CN215558535U

CN215558535U - Quick replacement device for rough and medium rolling guide of bar and wire

Info

Publication number: CN215558535U
Application number: CN202121358214.8U
Authority: CN
Inventors: 弓艳; 闫志文; 李海明
Original assignee: Shougang Changzhi Iron and Steel Co Ltd
Current assignee: Shougang Changzhi Iron and Steel Co Ltd
Priority date: 2021-06-18
Filing date: 2021-06-18
Publication date: 2022-01-18
Anticipated expiration: 2031-06-18

Abstract

The utility model relates to the technical field of steel rolling production, and discloses a quick replacement device for a rough and medium rolling guide and guard of a bar and wire rod, which comprises a guide and guard, wherein the guide and guard is hung on a lifting hook through a sling, the lifting hook is welded on a lifting arm, the lifting arm is welded on the upper part of a middle upright post, the middle upright post is vertically welded on one side end part of a bottom surface supporting arm, a balancing weight is welded on the other side end part of the bottom surface supporting arm, the balancing weight and the bottom surface supporting arm form the same plane and are welded together to form a triangle, the quick replacement device for the guide and guard is manufactured according to the height of a rolling center line of a bar and wire rod production line, the precise, safe and quick installation of the rough and medium rolling guide and guard is realized, the installation time can be reduced by half, and the working efficiency and the production operation rate can be improved. The guide and guard device can replace a special equipment traveling crane hoisting guide and guard device for replacement and installation, thereby avoiding the safety risk of damaging operators by extrusion in the swinging process of the guide and guard device and reducing the labor operation intensity and potential safety hazard of workers.

Description

Quick replacement device for rough and medium rolling guide of bar and wire

Technical Field

The utility model relates to the technical field of steel rolling production, in particular to a quick replacement device for a rough and medium rolling guide of a rod wire.

Background

At present, in a bar and wire steel rolling production line, a large guide of a roughing-medium rolling mill has large weight, and the weight of some guide is about 500kg, so that the guide needs to be lifted by a travelling crane during replacement and installation. Because of installation space is narrow and small, and receives facility influence on every side when driving a vehicle main hook handling guide fittings installation operation, guide fittings easily takes place the swing phenomenon, needs many people supplementary, many times adjustment position, and the installation is led and is defended the time and reach 30 minutes, influences the improvement of production operation rate, and has great potential safety hazard, consequently urgently needs a stick wire rod thick well to roll and leads and defend quick replacement device and solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a method for manufacturing a large guide quick replacement device to replace the use of a travelling crane for lifting guide operation, improve the replacement efficiency and the production operation rate of the guide device, and reduce the labor operation intensity of workers and the potential safety hazard.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a thick well rolling of stick wire leads and defends quick replacement device, includes to lead and defends, it hangs on the lifting hook through the hoist cable to lead to defend, the lifting hook welding is on the hoist and mount arm, the hoist and mount arm welding is on the upper portion of center pillar, center pillar vertical welding is at bottom surface support arm a side end, the welding has the balancing weight on bottom surface support arm opposite side tip, the balancing weight forms the coplanar with the bottom surface support arm, the welding forms triangle-shaped with together, the balancing weight with the universal truckle is do not installed to the three angle of the triangle-shaped structure bottom that the bottom surface support arm formed, universal truckle with the balancing weight with the full-weld welded fastening in triangle-shaped structure bottom that the bottom surface support arm formed.

Further, the welding mode of lifting hook and hoist and mount arm is the full weld welding, the welding mode of hoist and mount arm and intermediate column is the full weld welding, the intermediate column with the welding mode of bottom surface support arm is the full weld welding, the bottom surface support arm with the welding mode of balancing weight is the full weld welding.

Furthermore, the hoisting arm and the middle upright post are square billets with the cross sections being multiplied by mm.

Furthermore, the bottom surface supporting arm is a square billet with the cross section of x mm.

Compared with the prior art, the utility model has the beneficial effects that: 1. by utilizing the moment balance principle, the guide quick replacement device is manufactured according to the height of the rolling center line of the bar and wire production line, the accurate, safe and quick installation of the rough and medium rolling guide is realized, the installation time can be reduced by half, and the working efficiency and the production operation rate can be improved.

2. The guide and guard device can replace a special equipment traveling crane hoisting guide and guard device for replacement and installation, thereby avoiding the safety risk of damaging operators by extrusion in the swinging process of the guide and guard device and reducing the labor operation intensity and potential safety hazard of workers.

Drawings

FIG. 1 is a schematic sectional elevation view of the structure of the present invention;

FIG. 2 is a schematic top view of the present invention;

fig. 3 is a schematic diagram of the construction principle of the utility model.

In the figure: 1. hoisting the arm; 2. a middle upright post; 3. a ground support arm; 4. a balancing weight; 5. fixing a column; 6. a hook; 7. a universal caster; 8. a sling; 9. guiding and guarding; 10. a counterweight G1 region; 11. region G2 of the counterweight.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, an embodiment of the present invention is shown:

the utility model provides a thick well rolling of stick wire rod leads and defends quick replacement device, includes to lead and defends 9, it hangs on lifting hook 6 through hoist cable 8 to lead and defend 9, the welding of lifting hook 6 is on hoist and mount arm 1, the welding of hoist and mount arm 1 is on the upper portion of center pillar 2, the perpendicular welding of center pillar 2 is at 3 side end of bottom surface support arm, the welding has balancing weight 4 on the 3 opposite side tip of bottom surface support arm, balancing weight 4 forms the coplanar with bottom surface support arm 3, and the welding forms triangle-shaped together, balancing weight 4 with universal truckle 7 is do not installed to the three angle of the triangle-shaped structure bottom that bottom surface support arm 3 formed, universal truckle 7 with balancing weight 4 with the full-weld welded fastening in the triangle-shaped structure bottom that bottom surface support arm 3 formed.

Preferably, the welding mode of lifting hook 6 and hoist and mount arm 1 is the full weld welding, the welding mode of hoist and mount arm 1 and intermediate column 2 is the full weld welding, intermediate column 2 with the welding mode of bottom surface support arm 3 is the full weld welding, bottom surface support arm 3 with the welding mode of balancing weight 4 is the full weld welding.

Preferably, the hoisting arm 1 and the middle upright post 2 are square billets with the cross section of 100 x 100 mm.

Preferably, the bottom support arm 3 is a square billet with a cross section of 160 x 160 mm.

Preferably, the left side of the middle upright post 2 forms a counterweight G1 area 11, the right side forms a counterweight G2 area 12, and the weight of the counterweight G1 area 11 needs to be larger than that of the counterweight G2 area 12.

The whole device forms a trolley structure principle: according to the plane moment balance principle, the weight of the counterweight G1 area 11 needs to be not less than that of the counterweight G2 area 12, that is, M1-G1-L1-M2-G2-L2, (L1/L2 are moment arm lengths respectively) the guide weight is calculated according to the maximum specification, and the position size of H, L in fig. 3 is determined according to the site working position to ensure the convenience of the working surface. L is determined by the distance between the site operation position and the guide installation position, and H is determined by the height of the site rolling center line and the height of the working plane. To minimize the weight of the cart body, L1 may be sized according to the spatial location of the work surface on site and the flexibility of cart movement. The whole device forming trolley construction method comprises the following steps: 1. after the sizes and the weights of the hoisting arm and the middle upright post are determined, the hoisting arm and the middle upright post are welded firstly, and the full-length welding mode is adopted for welding. 2. The bottom surface supporting arm and the balancing weight are welded on the same bottom plane. 3. And (4) butting and fully welding the first two welded assemblies according to the positions of the schematic diagrams. 4. The installation universal caster conveniently removes. By utilizing the moment balance principle, the guide quick replacement device is manufactured according to the height of the rolling center line of the bar and wire production line, the accurate, safe and quick installation of the rough and medium rolling guide is realized, the installation time can be reduced by half, and the working efficiency and the production operation rate can be improved. The traveling crane hoisting guide device replaces special equipment for replacement and installation, so that the safety risk that the guide device extrudes and damages operators in the swinging process can be avoided, and the labor operation intensity and potential safety hazard of workers can be reduced

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a thick well rolling of bar wire is led and is defended quick replacement device, is including leading defending (9), its characterized in that: guide and defend (9) and hang on lifting hook (6) through hoist cable (8), lifting hook (6) welding is on hoist and mount arm (1), hoist and mount arm (1) welding is on the upper portion of middle standing pillar (2), middle standing pillar (2) vertical welding is at bottom surface support arm (3) a side end portion, the welding has balancing weight (4) on bottom surface support arm (3) opposite side tip, balancing weight (4) and bottom surface support arm (3) form the coplanar, the welding forms triangle-shaped together, balancing weight (4) with universal truckle (7) are do not installed to the three angle of the triangle-shaped structure bottom that bottom surface support arm (3) formed, universal truckle (7) with balancing weight (4) with the full-weld welded fastening in triangle-shaped structure bottom that bottom surface support arm (3) formed.

2. The rapid replacing device for the rough and medium rolling guide of the rod and wire rod according to claim 1, wherein: lifting hook (6) are the full weld welding with the welding mode of hoist and mount arm (1), the welding mode of hoist and mount arm (1) and intermediate column (2) is the full weld welding, intermediate column (2) with the welding mode of bottom surface support arm (3) is the full weld welding, bottom surface support arm (3) with the welding mode of balancing weight (4) is the full weld welding.

3. The rapid replacing device for the rough and medium rolling guide of the rod and wire rod according to claim 1, wherein: the hoisting arm (1) and the middle upright post (2) are square billets with the cross section of 100 multiplied by 100 mm.

4. The rapid replacing device for the rough and medium rolling guide of the rod and wire rod according to claim 1, wherein: the bottom supporting arm (3) is a square billet with the cross section of 160mm multiplied by 160 mm.

5. The rapid replacing device for the rough and medium rolling guide of the rod and wire rod according to claim 1, wherein: the left side of the middle upright post (2) forms a counterweight G1 area (11), the right side forms a counterweight G2 area (12), and the weight of the counterweight G1 area (11) needs to be larger than that of the counterweight G2 area (12).