CN201815606U

CN201815606U - Arc reinforcing steel bar processing tool

Info

Publication number: CN201815606U
Application number: CN2010205376460U
Authority: CN
Inventors: 李永
Original assignee: China MCC17 Group Co Ltd
Current assignee: China MCC17 Group Co Ltd
Priority date: 2010-09-17
Filing date: 2010-09-17
Publication date: 2011-05-04
Anticipated expiration: 2020-09-17

Abstract

The utility model relates to an arc reinforcing steel bar processing tool, which belongs to processing machines and tools. The arc reinforcing steel bar processing tool is characterized by mainly comprising a main support, a left fixed pulley, a right fixed pulley, a movable pulley and an ejection screw, wherein the main support consists of two cross rods, four vertical rods and four angled rods by assembling and welding, the four vertical rods are in rectangular arrangement, a central hole is drilled on a bottom plate welded to the bottom ends of the four vertical rods, while a nut is welded in the central hole, the ejection screw is fastened in the nut spirally, a right-angle U-shaped seat is welded at the top end of the ejection screw, a front side board and a rear side board of the U-shaped seat are provided with drilled holes, while main pins are mounted in the drilled holes, the movable pulley with a circumferential pulley groove is slidably mounted on the middle section of the main pin, a left pin and a right pin are respectively arranged on a left-end section and a right-end section of the front cross rod and the rear cross rod correspondingly to welding spots on the angled rods and the cross rods, and the left fixed pulley and the right fixed pulley are correspondingly and slidably mounted on the left pin and the right pin. A reinforcing steel bar is bent and shaped by the aid of the movable pulley, the left fixed pulley and the right fixed pulley, and thereby processing quality and processing efficiency of arc reinforcing steel bars are increased.

Description

The arch steel machining tool

Technical field

The utility model belongs to machining machine and tool, especially relates to a kind of steel bar processing equipment.

Background technology

In constructions such as chimney barrel, feed bin cylinder, the circular arc type reinforcing bar comprises that the processing that reinforcing bar encloses purlin accounts for very big ratio, with the way of living is that the workman curves reinforcing bar circular-arc with angle-bender by hand gradually, reinforcing bar is shaped and controls not only that difficulty is big, error is big, and labor strength height, appropriation of labour power is many, and especially the bar bending of the above specification of Φ 20mm is all the more so, and quality often can not guarantee.

Summary of the invention

The purpose of this utility model provides a kind of arch steel machining tool, not only easy and simple to handle, and alleviate working strength of workers greatly, and improve the crudy and the working (machining) efficiency of arch steel, be applicable to the shaping of arch steel of diameter of phi 10-Φ 25mm especially.

The purpose of this utility model is achieved like this: a kind of arch steel machining tool, it is characterized in that: this arch steel machining tool is mainly by main support, left side fixed pulley, right fixed pulley, movable pulley and pushing tow screw rod are formed, this main support is again mainly by two cross bars, four montants and four brace assembly weldings form, before and after being, two cross bars be arranged in parallel, the left and right sides montant of underlying is welded respectively in the equal symmetrical compartment of terrain, middle part of rear transverse rod before this, these four montants are and become rectangular arrangement all around, the base plate that is welded jointly in the bottom of these four montants is connected, the drill centers and the nut that is welded on this base plate, spinning pushing tow screw rod and this pushing tow screw rod is upwards stretched in the cavity that four montants surround in nut, in addition, left side at two cross bars of hypomere and front and back of four montants, the correspondence brace (totally four) that is welded respectively between the right-hand member section, form main support, stable firm again; At be welded right angle U-shaped seat board and make this U-shaped seat board be arranged in the cavity that four montants surround of the top ends of pushing tow screw rod, boring and installation stub axle on the side plate of the front and back of this U-shaped seat board, and the corresponding respectively outer shaft that stretches out montant of the front and back end section that makes this stub axle, this stub axle moves up and down the movable pulley of the circumference pulley groove that is slidingly installed on the stage casing of this stub axle along left and right sides montant simultaneously; Left-hand portion corresponding to the pad of brace and cross bar on the left end section of front and back cross bar fixedly mounts left bearing pin, the left fixed pulley that on the stage casing of left bearing pin, is slidingly installed, and make in the cavity of this left fixed pulley between the cross bar of front and back; Position, right side corresponding to the pad of brace and cross bar on the right-hand member section of front and back cross bar fixedly mounts right bearing pin, the right fixed pulley that on the stage casing of right bearing pin, is slidingly installed, and make in the cavity of this right fixed pulley between the cross bar of front and back.

During use, the first step lies in a horizontal plane in this instrument on the operating platform, and cross bar, montant and the brace of bottom side is fixed on the operating platform, fixation, and the while is according to drawing setting-out, the making circular arc plank sheathing of arch steel; Second step, the bottom race of left and right sides fixed pulley is aimed in the following circular arc sideline of circular arc plank sheathing, turn handle again, pushing tow screw rod and movable pulley are moved along montant, push up the position, following circular arc sideline of circular arc plank sheathing; The 3rd step, steel bar end to be curved is bended slightly, penetrate reinforcing bar from side left side fixed pulley, slowly to pull out from the right fixed pulley of opposite side, the circular arc reinforcing bar is a bending forming.

The arch steel machining tool that the utility model proposed is rational in infrastructure, and is easy to use and reliable, alleviates working strength of workers greatly, improves the crudy and the working (machining) efficiency of arch steel, is applicable to the shaping of arch steel of diameter of phi 10-Φ 25mm especially.

Now in conjunction with the accompanying drawings and embodiments the arch steel machining tool that the utility model proposed is described further.

Description of drawings

Fig. 1 looks schematic diagram for the master of the arch steel machining tool that the utility model proposed.

Fig. 2 is an A-A cross-sectional schematic among Fig. 1.

Master when Fig. 3 is the arch steel machining tool use that the utility model proposed looks schematic diagram.

Among Fig. 1-Fig. 3:

1, left fixed pulley 2, right fixed pulley 3, movable pulley 4, cross bar 5, montant 6, brace 7, base plate 8, nut 9, pushing tow screw rod 10, U-shaped seat board 11, main support 12, reinforcing bar

The specific embodiment

By Fig. 1, Fig. 2, among Fig. 3 as can be seen: a kind of arch steel machining tool, it is characterized in that: this arch steel machining tool is mainly by main support 11, left side fixed pulley 1, right fixed pulley 2, movable pulley 3 and pushing tow screw rod 9 are formed, this main support 11 is again mainly by two cross bars 4, four montants 5 and four brace 6 assembly weldings form, before and after being, two cross bars 4 be arranged in parallel, the left and right sides montant 5 of underlying is welded respectively in the equal symmetrical compartment of terrain, middle part of rear transverse rod 4 before this, these four montants 5 are and become rectangular arrangement all around, the base plate 7 that is welded jointly in the bottom of these four montants 5 is connected, the drill centers and the nut 8 that is welded on this base plate 7, spinning pushing tow screw rod 9 and this pushing tow screw rod 9 is upwards stretched in the cavity that four montants 5 surround in nut 8, in addition, left side at two cross bars 4 of hypomere and front and back of four montants 5, the correspondence brace 6 (totally four) that is welded respectively between the right-hand member section, form main support 11, stable firm again; At be welded right angle U-shaped seat board 10 and make this U-shaped seat board 10 be arranged in the cavity that four montants 5 surround of the top ends of pushing tow screw rod 9, boring and installation stub axle on the side plate of the front and back of this U-shaped seat board 10, and the corresponding respectively outer shaft that stretches out montant 5 of the front and back end section that makes this stub axle, this stub axle moves up and down the movable pulley 3 of the circumference pulley groove that is slidingly installed on the stage casing of this stub axle along left and right sides montant 5 simultaneously; Left-hand portion corresponding to brace 6 and the pad of cross bar 4 on the left end section of front and back cross bar 4 fixedly mounts left bearing pin, the left fixed pulley 1 that on the stage casing of left bearing pin, is slidingly installed, and make in the cavity of this left fixed pulley 1 between front and back cross bar 4; Position, right side corresponding to brace 6 and the pad of cross bar 4 on the right-hand member section of front and back cross bar 4 fixedly mounts right bearing pin, the right fixed pulley 2 that on the stage casing of right bearing pin, is slidingly installed, and make in the cavity of this right fixed pulley 2 between front and back cross bar 4.

During use, the first step lies in a horizontal plane in this arch steel machining tool on the operating platform, and cross bar 4, montant 5 and the brace 6 of bottom side is fixed on the operating platform, fixation, and the while is according to drawing setting-out, the making circular arc plank sheathing of arch steel; Second step, the bottom race of left and right fixed pulley 1,2 is aimed in the following circular arc sideline of circular arc plank sheathing, turn handle again, pushing tow screw rod 9 and movable pulley 3 are moved along montant 5, push up the position, following circular arc sideline of circular arc plank sheathing; In the 3rd step,, penetrate this reinforcing bar 12 from the left fixed pulley 1 of a side treating that bar bending 12 terminations bend slightly, slowly pull out from the right fixed pulley 2 of opposite side, the circular arc reinforcing bar is a bending forming, and is easy to use and reliable, alleviate working strength of workers greatly, improved the crudy of arch steel.

Claims

1. arch steel machining tool is characterized in that:

A, this arch steel machining tool is mainly by main support (11), left side fixed pulley (1), right fixed pulley (2), movable pulley (3) and pushing tow screw rod (9) are formed, this main support (11) is again mainly by two cross bars (4), four montants (5) and four braces (6) assembly welding form, before and after being, two cross bars (4) be arranged in parallel, the left and right sides montant (5) of underlying is welded respectively in the equal symmetrical compartment of terrain, middle part of rear transverse rod (4) before this, these four montants (5) are and become rectangular arrangement all around, the base plate (7) that is welded jointly in the bottom of these four montants (5) is connected, go up drill centers and the nut that is welded (8) at this base plate (7), spinning pushing tow screw rod (9) and this pushing tow screw rod (9) is upwards stretched in the cavity that four montants (5) surround in nut (8), in addition, left side at the hypomere and two cross bars in front and back (4) of four montants (5), the correspondence brace (6) that is welded respectively between the right-hand member section forms main support (11);

B, at be welded right angle U-shaped seat board (10) and make this U-shaped seat board (10) be arranged in the cavity that four montants (5) surround of the top ends of pushing tow screw rod (9), boring and installation stub axle on the front and back side plate of this U-shaped seat board (10), the corresponding respectively outer shaft that stretches out montant (5) of the front and back end section of this stub axle, the movable pulley (3) of the circumference pulley groove that on the stage casing of this stub axle, is slidingly installed;

C, the left-hand portion corresponding to the pad of brace (6) and cross bar (4) on the left end section of front and back cross bar (4) fixedly mount left bearing pin, left fixed pulley (1) is slidingly installed on the stage casing of left bearing pin, and make this left fixed pulley (1) be arranged in before and after cavity between cross bars (4), position, right side corresponding to the pad of brace (6) and cross bar (4) on the right-hand member section of front and back cross bar (4) fixedly mounts right bearing pin, the right fixed pulley (2) that on the stage casing of right bearing pin, is slidingly installed, and make this right fixed pulley (2) be arranged in before and after cavity between the cross bars (4).