CN216501699U - Multi-angle cold bending device for grounding flat iron - Google Patents

Abstract

The utility model discloses a multi-angle cold bending device for a grounding flat iron, which comprises an integral operating frame made of steel plates, wherein a convex roller shaft is fixedly arranged in the middle of the integral operating frame, a bearing is sleeved on the convex roller shaft, a thick steel plate with a round hole in the middle is arranged on the bearing, a flange blind plate with a convex upper surface and a planar flange blind plate are sequentially arranged above the thick steel plate, and an annular gap is formed between the convex surface of the flange blind plate and the planar flange blind plate in a matching manner; the top end of the convex roller shaft is provided with a threaded hole, the corresponding positions of the flange blind plate and the plane flange blind plate are provided with a first threaded hole, a threaded rod is respectively connected with the threaded hole and the first threaded hole to form a whole, one side of the thick steel plate is provided with a solid steel ingot with a groove, and a fixed steel ingot with the groove is fixedly arranged on a whole operation frame at a position corresponding to one side of the solid steel ingot.

Description

Multi-angle cold bending device for grounding flat iron

Technical Field

The utility model relates to the technical field of lightning grounding construction for electromechanical and electrical installation of buildings, in particular to a multi-angle cold bending device for grounding flat iron.

Background

The cold bending device is used for cold bending the grounding flat iron, avoids the damage to a zinc coating, low work efficiency and waste generation caused by the traditional operations of cutting, welding and the like, ensures the continuity of a turning part, does not damage the zinc coating, is simple to operate, improves the work efficiency, is safe and economical, and is green and environment-friendly.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a multi-angle cold bending device for grounding flat iron, which solves the problems in the prior art, overcomes the defects in the prior art, uses a convenient, high-efficiency, energy-saving, environment-friendly, economic and safe process, and provides important technical support for design, manufacture, construction, popularization and application.

In order to achieve the purpose, the utility model provides the following technical scheme:

a multi-angle cold-bending device for grounding flat iron comprises an integral operation frame made of steel plates, wherein supporting legs are arranged at the lower end of the integral operation frame, a convex roller shaft is fixedly arranged in the middle of the integral operation frame, a bearing is sleeved on the convex roller shaft, a thick steel plate with a round hole in the middle is arranged on the bearing, the round hole in the thick steel plate is sleeved on the bearing, so that the thick steel plate can freely rotate on the convex roller shaft through the bearing to form a rotating device, a flange blind plate and a plane flange blind plate with a convex surface on the upper surface are sequentially arranged above the thick steel plate, and the convex surface of the flange blind plate and the plane flange blind plate are matched to form an annular gap; set up the screw hole on protruding type roller top, set up screw hole one in the corresponding position of flange blind plate and plane flange blind plate, adopt the threaded rod to connect screw hole and screw hole one respectively, realize that flange blind plate, plane flange blind plate are connected with protruding type roller and form wholly, are provided with the solid steel ingot of taking the recess on one side of the thick steel plate, the fixed steel ingot of taking recess one that is provided with on the whole handling frame of solid steel ingot on one side corresponding position.

As a further scheme of the utility model: the annular slot, the groove and the first groove are arranged on the same height relative to the whole operation frame.

As a further scheme of the utility model: and a force applying rod is arranged on the other side of the thick steel plate.

Compared with the prior art, the cold bending device has the advantages that the operation frame is integrally made of the angle steel and the steel plate, the cold bending device is assembled by the aid of the roll shaft, the bearing, the round steel plate, the flange blind plate, the solid steel ingot and the like, raw materials are easy and convenient to purchase, cost is low, assembly is rapid, operation is simple and convenient, efficiency is high, the overall dimension is 1000mm x 1100mm, and the occupied area is only about 1 square. The cold bending angle is random and can meet the requirement of any angle of 0-90 degrees.

Drawings

FIG. 1 is a schematic view of the present invention with its structure broken away;

fig. 2 is an overall three-dimensional schematic view of the present invention.

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.

As shown in fig. 1-2, the present invention provides a technical solution: a multi-angle cold-bending device for a grounding flat iron comprises an integral operation frame 1 made of steel plates, wherein supporting legs are arranged at the lower end of the integral operation frame 1, a convex roller shaft 2 is fixedly arranged in the middle of the integral operation frame 1, a bearing 3 is sleeved on the convex roller shaft 2, a thick steel plate 4 with a round hole in the middle is arranged on the bearing 3, the round hole in the thick steel plate 4 is sleeved on the bearing 3, the thick steel plate 4 can freely rotate on the convex roller shaft 2 through the bearing 3 to form a rotating device, a flange blind plate 5 with a convex surface and a plane flange blind plate 6 are sequentially arranged above the thick steel plate 4, and an annular gap is formed between the convex surface of the flange blind plate 5 and the plane flange blind plate 6 in a matching manner; the top end of the convex roller shaft 2 is provided with a threaded hole, a first threaded hole is formed in the corresponding position of the flange blind plate 5 and the plane flange blind plate 6, the threaded rod is respectively connected with the threaded hole and the first threaded hole, so that the flange blind plate 5, the plane flange blind plate 6 and the convex roller shaft 2 are connected into a whole, one side of the thick steel plate 4 is provided with a solid steel ingot 7 with a groove, a fixed steel ingot 9 with a first groove is fixedly arranged on the whole operation frame 1 at the corresponding position beside the solid steel ingot 7, and the annular gap, the groove and the first groove are at the same height relative to the whole operation frame 1; and a force application rod 8 is arranged on the other side of the thick steel plate 4.

In particular to manufacture and use

The embodiment comprises a support frame body (40 × 4 galvanized angle steel is used as a support leg, crosspieces are welded in the middle and at the top, the height is 1.1 m, a steel plate with the square of 500mm × 500mm and the width of delta =10mm is fixed on an operation frame), and a flat iron cold bending device is installed on the frame body.

2 phi 10 round holes (which can penetrate through an M8 hexagon socket head screw) are formed in a steel plate with the diameter delta =10mm, a convex roller shaft (big end and small end) is selected, 4M 8 internal threads are arranged at the small end, 2M 8 internal threads are arranged at the big end, 2 bearings (the thickness is equal to that of one end of the small end of the convex roller shaft) are additionally arranged at the small end, the inner diameter of each bearing is the same as the outer diameter of the small end of the roller shaft, and one end of the small end of the roller shaft (provided with the bearings) is fixed with the steel plate by utilizing 2M 8 hexagon socket heads (2 internal thread holes in opposite angles are selected); penetrating a thick steel plate with a concave hole in the middle (the thickness of a small hole at the upper end of an inner hole is equal to the large end of the roll shaft, the inner diameter of the small hole is equal to the outer diameter of the large end of the roll shaft, the lower end of the inner hole is large, the thickness of the thick steel plate is slightly smaller than the sum of the thicknesses of 2 bearings on the roll shaft, and the inner diameter of the thick steel plate is equal to the outer diameter of the bearing) into the roll shaft; selecting a flange blind plate (the smooth surface is downward, the convex surface is upward) with a bulge on one side (the thickness difference outside the bulge surface is slightly larger than the thickness of the flat iron, and the width is slightly smaller than the width of the flat iron), arranging 2 phi 10 round holes at the central position, matching with the inner hole thread of the big head end of the roll shaft, finally installing a plane flange blind plate, arranging 2 phi 10 round holes at the central position in a similar manner, matching with the inner hole thread of the big head end of the roll shaft, and fixing 2 flange blind plates (the same outer diameter and the same central thickness) firmly with the roll shaft by using 2M 8 hexagon socket head screws; welding and fixing a steel ingot (a fixed end of a cold bending device) on a steel plate with the diameter delta =10mm on an operating frame, reserving a groove with the diameter of about 5mm in the middle, and enabling the height of the groove to be as high as the gap (a clamping device in the process of cold bending of flat iron) of 2 flange blind plates of a rotating device; welding a limiting device (positioned on a thick steel plate with a concentric and unequal center hole) on a rotating device, wherein the device is a solid steel ingot, a groove with the thickness of about 5mm is reserved in the middle of the device, and the height of the device is equal to the height of a gap (a clamping device in the process of cold bending of flat iron) of 2 flange blind plates of the rotating device; a stress application rod is welded beside the limiting device; and an auxiliary device is welded at the top end of the cold bending device and is used for marking a bending point in the operation process.

During operation, the flat iron is inserted into the flat iron clamping device and is tightly attached to the fixed end of the operating frame, and the bending point is marked through the auxiliary device.

According to the starting angle of on-site rechecking, the stress application rod is rotated to drive the rotating part of the cold bending device to bend to a proper angle, the straight line length of the Z-shaped bend is measured, and the cold bending reverse angle is measured by the same procedure.

The device is adopted for cold bending, so that the deformation of the flat iron in the width direction (the effect of the clamping device) can be avoided in the cold bending process, the cold bending angle can be any angle of 0-90 degrees, the flat iron can be cold bent as required according to actual conditions, and the continuity and the integrity of the flat iron are ensured.

When the device is used, firstly, the turning angle of the bridge frame is checked on site according to a deepened design comprehensive layout, a bending starting mark is made on the grounding flat iron, then the flat iron is inserted into a cold bending device (clamped at a limiting device), the bending starting mark is aligned, one end of the flat iron is clamped on a fixed stress device, the other end of the flat iron is clamped on the limiting device at a movable end, a stress applying rod is rotated until the cold bending is finished, finally, the cold bending angle and the turning angle of the bridge frame are checked, the steps are repeated, the other end of the cold bending Z is manufactured, a Z-shaped bent elbow piece is matched, and the device is installed after the on-site checking is finished.

The utility model adopts the cold bending device to carry out integral cold bending on the traditional bridge frame turning part in a grounding way, realizes the repeated turnover use of the cold bending device, improves the construction efficiency, accelerates the construction progress and saves the construction cost, thereby forming the standardized installation construction method for carrying out cold bending treatment on the turning part of the bridging repeated grounding body. The process is convenient, efficient, energy-saving, environment-friendly, economical and safe to use, and provides important technical support for design, manufacture, construction and popularization and application. The cold bending device is assembled and manufactured at one time, the structure is simple, the installation and the disassembly are convenient, the carrying is light, the electric energy is not needed, so that the cold machinery can be called as 'cold machinery', the repeated turnover utilization can be realized, the material and labor cost are greatly saved, the project cost is effectively controlled, meanwhile, the waste is reduced when the material is saved in the use of the secondary cold bending device, a large amount of raw materials are saved, the green construction requirement is met, and the cold bending device has great environmental protection significance.

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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (3)

1. The utility model provides a ground connection band iron multi-angle clod wash device, includes whole handling frame (1) of being made by the steel sheet, sets up support leg, its characterized in that at whole handling frame (1) lower extreme: the middle part of the integral operation frame (1) is fixedly provided with a convex roll shaft (2), the convex roll shaft (2) is sleeved with a bearing (3), the bearing (3) is provided with a thick steel plate (4) with a round hole at the middle part, the round hole in the thick steel plate (4) is sleeved on the bearing (3), so that the thick steel plate (4) can freely rotate on the convex roll shaft (2) through the bearing (3) to form a rotating device, a flange blind plate (5) with a convex surface at the upper surface and a plane flange blind plate (6) are sequentially arranged above the thick steel plate (4), and an annular gap is formed between the convex surface of the flange blind plate (5) and the plane flange blind plate (6) in a matching manner; set up the screw hole on protruding type roller (2) top, set up screw hole one in the corresponding position of flange blind plate (5) and plane flange blind plate (6), adopt threaded rod connect screw hole and screw hole one respectively, realize flange blind plate (5), plane flange blind plate (6) are connected with protruding type roller (2) and are formed wholly, be provided with solid steel ingot (7) of taking the recess on thick steel sheet (4) one side, fixed being provided with on whole handling frame (1) of the corresponding position on one side of solid steel ingot (7) takes fixed steel ingot (9) of recess one.

2. The multi-angle cold bending device for the grounding flat iron as claimed in claim 1, wherein: the annular slot, the groove and the first groove are at the same height relative to the integral operating frame (1).

3. The multi-angle cold bending device for the grounding flat iron as claimed in claim 1, wherein: and a force application rod (8) is arranged on the other side of the thick steel plate (4).

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