CN212445194U

CN212445194U - R angle line drawing device of H shaped steel

Info

Publication number: CN212445194U
Application number: CN202021111747.1U
Authority: CN
Inventors: 刘道勋
Original assignee: Hubei Honglu Steel Structure Co Ltd
Current assignee: Hubei Honglu Steel Structure Co Ltd
Priority date: 2020-06-16
Filing date: 2020-06-16
Publication date: 2021-02-02
Anticipated expiration: 2030-06-16

Abstract

The utility model relates to an R angle line drawing device of H-shaped steel, which is provided with a line drawing bottom plate, wherein one corner of the line drawing bottom plate is provided with a 90 ︒ arc notch, and two edges adjacent to two sides of the 90 ︒ arc notch on the line drawing bottom plate are arranged into straight edges; a 90 ︒ circular arc line drawing groove is concentrically arranged on the line drawing bottom plate and the 90 ︒ circular arc gap, an arc moving block is arranged in the 90 ︒ circular arc line drawing groove, a supporting upright rod is arranged on the arc moving block, a horizontally arranged line drawing rod is arranged at the top of the supporting upright rod, a line drawing pen arranged downwards is arranged on the line drawing rod through a moving adjusting structure, a circle center fixed rod is also downwards arranged on the head of the outer end of the line drawing rod, and the circle center fixed rod points downwards to the circle center of the 90 ︒ circular arc gap; in the processing process of the H-shaped steel structure workpiece, the R-angle line drawing device can be used for quickly and conveniently performing R-angle line drawing operation on the end part of the workpiece, so that the processing efficiency is greatly improved; simultaneously the utility model discloses well setting-out radius can be adjusted as required, uses more nimble facility.

Description

R angle line drawing device of H shaped steel

Technical Field

The utility model belongs to the technical field of steel construction machining tool equipment technique and specifically relates to a R angle setting-out device of H shaped steel.

Background

At present, in the steel construction preparation, H shaped steel roof beam tip design usually can cut 90 ︒'s R angle (cutting according to the circular arc of 90 ︒ falls the angle part promptly), and a lot of all draw the circular arc line through experience, then cut the R angle along the circular arc line, for making the R angle cutting standard pleasing to the eye, the size is unanimous, and the setting-out operation is saved time simultaneously, and is practical and improve preparation efficiency and appearance quality, and it is very necessary to design an effective R angle setting-out instrument.

Disclosure of Invention

The utility model aims at providing a R angle setting-out device of H shaped steel to above-mentioned condition, this R angle setting-out device structural design is novel ingenious, and it is all very convenient to use and adjust, has fine in-service use and worth.

The utility model has the following concrete scheme: an R-angle line drawing device for H-shaped steel is provided with a line drawing bottom plate, wherein a 90 ︒ arc notch is formed in one corner of the line drawing bottom plate, two edges, adjacent to two sides of the 90 ︒ arc notch, on the line drawing bottom plate are arranged to be straight edges, and the two straight edges are arranged perpendicularly to each other; the setting-out bottom plate is equipped with 90 ︒ circular arc drawing wire casing with 90 ︒ circular arc breach is concentric on, is equipped with the arc motion piece in the 90 ︒ circular arc drawing wire casing, be equipped with the support pole setting on the arc motion piece, support the pole setting top and be equipped with the setting-out pole that the level was arranged, is equipped with the setting-out pen of arranging downwards through removing the regulation structure on the drawing-out pole, and the overhead centre of a circle fixed rod that still downwards is equipped with in the outer end of drawing-out pole, the centre of a circle of the downward directional 90 ︒ circular arc breach of this centre of a circle fixed rod.

Further, in the utility model discloses in arc motion piece has the arc piece that the front and back both sides are the arc surface, and the front and back arc surface on the arc piece all sets up with the centre of a circle of 90 ︒ circular arc breach is concentric, all is equipped with the slip cardboard on the upper and lower two sides of arc piece, the slip cardboard makes the arc piece keep spacingly when moving in the 90 ︒ circular arc drawing wire casing that corresponds.

Furthermore, the moving adjusting structure in the utility model comprises a long hole arranged on the line drawing rod, a screw rod arranged in the long hole in a penetrating way and an upper and a lower fastening nuts for fastening the screw rod on the line drawing rod; the lower extreme of screw rod with the setting-out pen passes through screw thread detachable and connects.

Further, the utility model discloses in the stand is inhaled to a plurality of magnetism still are equipped with to the bottom of setting-out bottom plate, and this magnetism is inhaled the stand and is made for the permanent magnet for adsorb the setting-out bottom plate at the steel structure workpiece surface that corresponds.

Furthermore, in the present invention, the lower end of the circle center fixed rod is in a shape of a pointed end.

Further, the utility model discloses in still be equipped with the scale mark on the preceding lateral wall of drawing line pole or the back lateral wall, the zero scale mark of this scale mark is from the originated and arrange along drawing line pole length direction of the centre of a circle department of 90 ︒ circular arc drawing wire casing.

In the processing process of the H-shaped steel structure workpiece, the R-angle line drawing device can be used for quickly and conveniently performing R-angle line drawing operation on the end part of the workpiece, so that the processing efficiency is greatly improved; simultaneously the utility model discloses well setting-out radius can be adjusted as required, uses more nimble facility.

Drawings

Fig. 1 is a schematic top view of the overall structure of the present invention;

fig. 2 is a schematic front view of the overall structure of the present invention;

FIG. 3 is an enlarged view of the structure at K in FIG. 1;

FIG. 4 is a schematic view of a partial connection of a line drawing pen according to the present invention;

fig. 5 is a schematic structural view of the middle arc-shaped motion block of the present invention.

In the figure: the line drawing device comprises a line drawing bottom plate, 2 arc moving blocks, 3-90-degree arc line drawing grooves, 4-line drawing rods, 5-90-degree arc notches, 6-linear edges, 7-scale marks, 8-fastening nuts, 9-screw rods, 10-circle center fixed rods, 11-line drawing pens, 12-magnetic suction upright columns, 13-supporting upright rods, 14-strip holes, 15-sliding clamping plates and 16-arc blocks.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the utility model is used, and are only for convenience of describing the present invention or simplifying the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed or operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the connection may be direct or indirect via an intermediate medium, and may be a communication between the two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, the utility model relates to an R-angle line drawing device for H-shaped steel, which comprises a line drawing bottom plate 1, wherein one corner of the line drawing bottom plate is provided with a 90 ︒ arc notch 5, two edges adjacent to two sides of the 90 ︒ arc notch on the line drawing bottom plate are arranged as a straight edge 6, and the two straight edges are arranged perpendicularly to each other; the setting-out bottom plate is equipped with 90 ︒ circular arc drawing line groove 3 with 90 ︒ circular arc breach is concentric on, is equipped with arc motion piece 2 in the 90 ︒ circular arc drawing line groove, be equipped with on the arc motion piece and support pole setting 13, support the pole setting top and be equipped with the setting-out pole 4 that the level was arranged, is equipped with the setting-out pen 11 of arranging downwards through removing the regulation structure on the drawing-out pole, still is equipped with centre of a circle fixed rod 10 on the outer end of setting-out pole overhead downwards, the centre of a circle of the downward directional 90 ︒ circular arc breach of this centre of a circle fixed rod.

Further, in this embodiment, the arc motion block has the arc block 16 whose front and rear surfaces are arc surfaces, the front and rear arc surfaces on the arc block are concentric with the center of the 90 ︒ arc notch, and the upper and lower surfaces of the arc block are both provided with the sliding clamping plates 15, which keep the arc block spacing when moving in the corresponding 90 ︒ arc line slot.

Further, the movement adjusting structure in this embodiment includes a long hole 14 provided on the line drawing rod, a screw 9 inserted into the long hole, and upper and lower fastening nuts 8 for fastening the screw to the line drawing rod; the lower extreme of screw rod with the setting-out pen passes through screw thread detachable and connects.

Further, in this embodiment the bottom of setting-out bottom plate still is equipped with a plurality of magnetism and inhales stand 12, and this magnetism is inhaled the stand and is made for the permanent magnet for adsorb the setting-out bottom plate at the steel structure workpiece surface that corresponds.

Further, in this embodiment, the lower end of the circle center fixed rod is in a shape of a tip.

Furthermore, in this embodiment, a graduation mark 7 is further provided on the front side wall or the rear side wall of the line drawing rod, and a zero graduation mark of the graduation mark starts from the center of the 90 ︒ circular arc line drawing slot and is arranged along the length direction of the line drawing rod.

The utility model discloses when using, the concrete operation is gone on like this:

the H-shaped steel member can be generally cut into an R angle at the end part of a workpiece web plate, and the device of the utility model is adopted to draw a line firstly and then cut along the line; the line drawing bottom plate of the utility model is firstly adsorbed on a workpiece, a straight line edge on the line drawing bottom plate is aligned with a wing plate of the workpiece, and meanwhile, a 90 ︒ arc notch faces to the side where an R angle is to be cut; then the tip of the circle center fixing rod is placed at the circle center of the R angle to be cut to be fixed, the position of the line drawing pen is adjusted, the fastening nut is fastened, finally the arc-shaped moving block is moved, the R-angle arc line can be drawn on the web plate through the line drawing pen, and the cutting machine can cut against the arc line.

In the process, the arc-shaped motion block moves close to the 90 ︒ arc drawing line groove, and meanwhile, the whole drawing rod and the drawing pen on the drawing rod face the center of the arc line along the radius all the time, so that the center fixed rod cannot move in the drawing process, and the drawing pen can draw the arc line round the center fixed rod.

In this embodiment, the radius of the circular arc drawn by the line drawing pen can be adjusted, the specific adjustment is adjusted through the strip hole, the screw and the fastening nut, and the scale marks are further arranged on the side portion of the line drawing rod, so that the specific moving distance can be seen when the line drawing pen is moved, that is, the radius of the corresponding R-angle to be drawn can be read out in real time.

The line drawing pen in the embodiment is detachably connected with the screw rod through the threads, so that the line drawing pen can be replaced at any time, and once the line drawing pen is damaged, the line drawing pen is very convenient to update.

Claims

1. The utility model provides a R angle setting-out device of H shaped steel, has the setting-out bottom plate, its characterized in that: a 90 ︒ arc notch is arranged at one corner of the line drawing bottom plate, two edges adjacent to two sides of the 90 ︒ arc notch on the line drawing bottom plate are arranged to be straight edges, and the two straight edges are mutually and vertically arranged; the setting-out bottom plate is equipped with 90 ︒ circular arc drawing wire casing with 90 ︒ circular arc breach is concentric on, is equipped with the arc motion piece in the 90 ︒ circular arc drawing wire casing, be equipped with the support pole setting on the arc motion piece, support the pole setting top and be equipped with the setting-out pole that the level was arranged, is equipped with the setting-out pen of arranging downwards through removing the regulation structure on the drawing-out pole, and the overhead centre of a circle fixed rod that still downwards is equipped with in the outer end of drawing-out pole, the centre of a circle of the downward directional 90 ︒ circular arc breach of this centre of a circle fixed rod.

2. The R-angle line drawing device for H-shaped steel according to claim 1, characterized in that: the arc motion block is provided with an arc block with the front surface and the rear surface both being arc surfaces, the front arc surface and the rear arc surface on the arc block are arranged concentrically with the center of a circle of a 90 ︒ arc notch, and the upper surface and the lower surface of the arc block are provided with sliding clamping plates which enable the arc block to keep spacing when moving in the corresponding 90 ︒ arc drawing line slot.

3. The R-angle line drawing device for H-shaped steel according to claim 1, characterized in that: the movable adjusting structure comprises a long hole arranged on the line drawing rod, a screw rod arranged in the long hole in a penetrating mode and upper and lower fastening nuts for fastening the screw rod on the line drawing rod; the lower extreme of screw rod with the setting-out pen passes through screw thread detachable and connects.

4. The R-angle line drawing device for H-shaped steel according to claim 1, characterized in that: the bottom of setting-out bottom plate still is equipped with a plurality of magnetism and inhales the stand, and this magnetism is inhaled the stand and is made for the permanent magnet for adsorb the setting-out bottom plate at the steel structure workpiece surface that corresponds.

5. The R-angle line drawing device for H-shaped steel according to claim 1, characterized in that: the lower end of the circle center fixed rod is in a tip shape.

6. The R-angle line drawing device for H-shaped steel according to claim 1, characterized in that: and the front side wall or the rear side wall of the line drawing rod is also provided with scale marks, and the zero scale marks of the scale marks start from the center of the 90 ︒ circular arc line drawing groove and are arranged along the length direction of the line drawing rod.