CN219443668U

CN219443668U - Toothless saw cuts shaped steel fixed bolster

Info

Publication number: CN219443668U
Application number: CN202222891024.3U
Authority: CN
Inventors: 王敬遵; 李占魁; 唐英帅; 张福财
Original assignee: Beijing Shougang Construction Group Co Ltd
Current assignee: Beijing Shougang Construction Group Co Ltd
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-08-01
Anticipated expiration: 2032-10-31

Abstract

A toothless saw cutting section steel fixing support belongs to the technical field of section steel structure cutting processing. The toothless saw cutting profile steel fixing support is characterized by comprising a base (1), a fixing plate (2), screws (3), a vertical rod (4), a roller (5), a U-shaped bolt (6), a connecting plate (7), a sliding roller (8), a spring (9) and an ear plate (10). The section steel is placed on the base of the fixed support and at the front end of the vertical rod. And then fixing the toothless saw on a connecting plate of the fixed support through a U-shaped bolt, starting the toothless saw, simultaneously pressing the toothless saw forwards, rotating the connecting plate on the sliding roller, and enabling the saw blade at the front end of the toothless saw to move downwards due to the tension of the spring until the saw blade of the toothless saw cuts the section steel, stopping pressing after cutting, and retracting the spring so that the toothless saw returns to the original position. The automatic cutting device has the advantages of being simple in assembly and convenient to operate, guaranteeing the cutting precision of the toothless saw, reducing the formation of waste materials, avoiding the fatigue of human bodies and reducing the potential safety hazard.

Description

Toothless saw cuts shaped steel fixed bolster

Technical Field

The utility model belongs to the technical field of steel structure cutting processing, and particularly provides a toothless saw cutting steel fixing support.

Background

When the section steel structure is cut, a mode of directly cutting by a hand toothless saw is generally adopted, and the mode has the defects that firstly, the hand toothless saw is easy to shake, so that cut section steel is deflected, and waste materials are generated; secondly, the hand toothless saw has long time, the body is easy to generate fatigue, and the potential safety hazard is caused for constructors.

Disclosure of Invention

The utility model aims to provide a toothless saw cutting profile steel fixing support, which solves the problems that a hand toothless saw is easy to shake, so that cutting profile steel is deflected and waste materials are generated; the hand toothless saw has the advantages that the hand toothless saw is long in time, fatigue is easy to occur on the body, and potential safety hazards are caused to constructors.

The utility model puts the section steel on the base of the fixed support and at the front end of the vertical rod. And then fixing the toothless saw on a connecting plate of the fixed support through a U-shaped bolt, starting the toothless saw, simultaneously pressing the toothless saw forwards, rotating the connecting plate on the sliding roller, and enabling the saw blade at the front end of the toothless saw to move downwards due to the tension of the spring until the saw blade of the toothless saw cuts the section steel, stopping pressing after cutting, and retracting the spring so that the toothless saw returns to the original position.

The fixing support comprises a base 1, fixing plates 2, screws 3, upright rods 4, rollers 5, U-shaped bolts 6, connecting plates 7, sliding rollers 8, springs 9 and ear plates 10, wherein the two fixing plates 2 are respectively fixed with the base 1 through the two screws 3; the two vertical rods 4 are respectively welded with the inner side surfaces of the two fixed plates 2, and the vertical rods 4 are vertical to the base 1; the sliding roller 8 and the rolling shaft 5 form a rolling system; the two ends of the rolling shaft 5 are vertically welded with the top ends of the two vertical rods 4; the connecting plate 7 is welded on the slide roller 8; the U-shaped bolt 6 passes through the connecting plate 7 to be fixed; the ear plate 10 is welded on the base 1 and is positioned on the central line of the two vertical rods 4 and is 200mm away from the central points of the two vertical rods 4; the upper end of the spring 9 is welded and fixed with the rear end of the connecting plate 7, and the lower end is fixed with the ear plate 10 (see fig. 1 and 2).

When in use, the section steel 12 is placed on the base 1 of the fixed support and at the front end of the vertical rod 4. Then the toothless saw 11 is fixed on the connecting plate 7 of the fixed support through the U-shaped bolt 6, then the toothless saw 11 is started, meanwhile, the toothless saw 11 is pressed down forwards, the connecting plate 7 rotates on the sliding roller 8, the front end saw blade of the toothless saw 11 moves downwards due to the tension of the spring 9 until the toothless saw 11 saw blade cuts the section steel 12, after the section steel is cut, the pressing is stopped, the spring 9 contracts, and the toothless saw 11 returns to the original position (fig. 3, 4 and 5).

The utility model has the advantages of simple assembly and convenient operation, ensures the cutting precision of the toothless saw, reduces the formation of waste materials, simultaneously avoids the fatigue of human bodies, reduces the potential safety hazard and obtains good economic benefit for companies.

Drawings

Fig. 1 is a front view of a stationary support.

Fig. 2 is a side view of a fixed mount.

Fig. 3 is a front view of the stationary support in use.

Fig. 4 is a side view (1) of the fixed support.

Fig. 5 is a side view (2) of the stationary support in use.

In the figure, a base 1, a fixed plate 2, a screw 3, a vertical rod 4, a roller 5, a U-shaped bolt 6, a connecting plate 7, a sliding roller 8, a spring 9, an ear plate 10, a toothless saw 11 and a section steel 12.

Detailed Description

Fig. 1-5 illustrate an embodiment of the present utility model. The utility model is further described below with reference to the accompanying drawings.

The fixing support comprises a base 1, fixing plates 2, screws 3, upright rods 4, rollers 5, U-shaped bolts 6, connecting plates 7, sliding rollers 8, springs 9 and ear plates 10, wherein the two fixing plates 2 are respectively fixed with the base 1 through the two screws 3; the two vertical rods 4 are respectively welded with the inner side surfaces of the two fixed plates 2, and the vertical rods 4 are vertical to the base 1; the sliding roller 8 and the rolling shaft 5 form a rolling system; the two ends of the rolling shaft 5 are vertically welded with the top ends of the two vertical rods 4; the connecting plate 7 is welded on the slide roller 8; the U-shaped bolt 6 passes through the connecting plate 7 to be fixed; the ear plate 10 is welded on the base 1 and is positioned on the central line of the two vertical rods 4 and is 200mm away from the central points of the two vertical rods 4; the upper end of the spring 9 is welded and fixed with the rear end of the connecting plate 7, and the lower end is fixed with the ear plate 10.

Wherein, the base 1 is processed by a thick wood plate with the thickness of 80mm, and the size is 1000 mm to 500mm; the fixed plate 2 is formed by processing a 14mm thick steel plate, and the size is 100mm (length is equal to width); the diameter of the screw 3 is 12mm, and the length is 50mm; the vertical rod 4 is formed by processing square steel with the cross section dimension (length: width) of 40mm and the length of 300mm; the diameter of the roller 5 is 30mm, and the length is 200mm; the diameter of the U-shaped bolt 6 is 12mm, and the diameter of the U-shaped arc is 100mm; the connecting plate 7 is formed by processing a 16mm thick steel plate, and the size is 200mm 150mm (length is wide); the outer diameter of the sliding roller 8 is 60mm, and the inner diameter is 30mm; the inner diameter of the spring 9 is 20mm, and the length of the spring is 130mm in a natural state; the ear plate 10 is machined from an 8mm thick steel plate with a dimension of 50 x 50mm.

When in use, the section steel 12 is placed on the base 1 of the fixed support and at the front end of the vertical rod 4. Then the toothless saw 11 is fixed on the connecting plate 7 of the fixed support through the U-shaped bolt 6, then the toothless saw 11 is started, meanwhile, the toothless saw 11 is pressed down forwards, the connecting plate 7 rotates on the sliding roller 8, the front end saw blade of the toothless saw 11 moves downwards due to the tension of the spring 9 until the saw blade of the toothless saw 11 cuts the section steel 12, after the section steel is cut, the pressing is stopped, the spring 9 contracts, and the toothless saw 11 returns to the original position.

When the main building steel structure is cut, the toothless saw cutting steel fixing support is adopted, so that the toothless saw cutting precision is guaranteed, waste formation is reduced, meanwhile, personal fatigue is avoided, potential safety hazards are reduced, convenience and quickness are realized, and the effect is good. The fixing support is used in a combined way, and the two fixing plates are respectively fixed with the base through two screws; the two vertical rods are respectively welded with the inner side surfaces of the two fixing plates, and the vertical rods are perpendicular to the base; the sliding roller and the rolling shaft form a rolling system; the two ends of the rolling shaft are vertically welded with the top ends of the two vertical rods; the connecting plate is welded on the slide roller; the U-shaped bolt penetrates through the connecting plate to be fixed; the lug plate is welded on the base and on the central line of the two vertical rods, and is 200mm away from the central points of the two vertical rods; the upper end of the spring is welded and fixed with the rear end of the connecting plate, and the lower end of the spring is fixed with the lug plate. When in use, the section steel is placed on the base of the fixed support and at the front end of the vertical rod. And then fixing the toothless saw on a connecting plate of the fixed support through a U-shaped bolt, starting the toothless saw, simultaneously pressing the toothless saw forwards, rotating the connecting plate on the sliding roller, and enabling the saw blade at the front end of the toothless saw to move downwards due to the tension of the spring until the saw blade of the toothless saw cuts the section steel, stopping pressing after cutting, and retracting the spring so that the toothless saw returns to the original position. The fixed support is simple to assemble and convenient to operate, not only ensures the cutting precision of the toothless saw and reduces the formation of waste materials, but also avoids the fatigue of human bodies and reduces the potential safety hazard.

Claims

1. The toothless saw cutting profile steel fixing support is characterized by comprising a base (1), a fixing plate (2), screws (3), vertical rods (4), rollers (5), U-shaped bolts (6), a connecting plate (7), a sliding roller (8), springs (9) and lug plates (10); the two fixing plates (2) are respectively fixed with the base (1) through two screws (3); the two vertical rods (4) are respectively welded with the inner side surfaces of the two fixed plates (2), and the vertical rods (4) are perpendicular to the base (1); two ends of the rolling shaft (5) are vertically welded with the top ends of the two vertical rods (4); the connecting plate (7) is welded on the sliding roller (8); the U-shaped bolt (6) passes through the connecting plate (7) to be fixed; the ear plate (10) is welded on the base (1) and is positioned on the central line of the two upright posts (4) and is 200mm away from the central points of the two upright posts (4); the upper end of the spring (9) is welded and fixed with the rear end of the connecting plate (7), and the lower end is fixed with the ear plate (10).

2. Toothless saw cut section steel mounting according to claim 1, characterized in that the skid rollers (8) and the roller (5) form a rolling system.

3. The toothless saw cut section steel fixing support according to claim 1, wherein the base (1) is machined from an 80mm thick wood plate, the dimensions being 1000 x 500mm long by width; the fixing plate (2) is formed by processing a 14mm thick steel plate, and the size is 100mm long by 100mm wide; the diameter of the screw (3) is 12mm, and the length is 50mm; the vertical rod (4) is formed by processing square steel with the cross section size of 40mm and the length of 300mm; the diameter of the roller (5) is 30mm, and the length is 200mm; the diameter of the U-shaped bolt (6) is 12mm, and the diameter of the U-shaped arc is 100mm; the connecting plate (7) is formed by processing a 16mm thick steel plate, and the size is 200mm 150mm long; the outer diameter of the sliding roller (8) is 60mm, and the inner diameter is 30mm; the inner diameter of the spring (9) is 20mm, and the length of the spring is 130mm in a natural state; the ear plate (10) is manufactured from an 8mm thick steel plate with a dimension of 50 x 50mm.