CN206474608U - A quick straightening device for short steel bars - Google Patents

Abstract

The utility model discloses a short steel bar rapid straightening device; the device comprises a base, an ultrathin hydraulic jack fixedly arranged in the middle of the base, a foot switch connected with the ultrathin hydraulic jack through a hydraulic hose, an adjustable clamping lower die fixedly arranged on a piston column of the ultrathin hydraulic jack, two supporting stand columns fixedly arranged on the base and positioned on the outer side of the ultrathin hydraulic jack, a connecting frame fixedly arranged at the top ends of the two supporting stand columns, and a passive extrusion upper die which is arranged on the connecting frame and can move transversely, wherein the passive extrusion upper die can be inserted on the adjustable clamping lower die in a penetrating manner, and the adjustable clamping lower die can move up and down relative to the passive extrusion upper die; the utility model relates to a rationally, convenient to use can guarantee the aligning quality according to the reinforcing bar rational selection centre gripping interval of different diameters, does benefit to and increases work efficiency.

Description

A quick straightening device for short steel bars

technical field

The utility model relates to a steel bar straightening device, in particular to a short steel bar quick straightening device.

Background technique

Most of the existing steel bar straightening devices are aimed at long steel bars, and short steel bars mainly appear in the construction process. In order to make reasonable use of steel bars, short steel bars will be welded and straightened for use, or directly straightened for other purposes. Now Some devices that can be used for straightening short steel bars have the problems of inconvenient operation, inability to quickly and effectively straighten steel bars of different diameters and low work efficiency during use.

Utility model content

The purpose of the utility model is to provide a quick straightening device for short steel bars, aiming to solve the problems of inconvenient operation, inability to adapt to the change of steel bar diameter and low working efficiency of the existing short steel bar straightening device.

The technical scheme that the utility model adopts for realizing the above object is:

A quick straightening device for short steel bars, comprising a base, an ultra-thin hydraulic jack fixedly arranged in the middle of the base, a foot switch connected to the ultra-thin hydraulic jack through a hydraulic hose, and a foot switch fixedly arranged on the piston rod of the ultra-thin hydraulic jack Adjustable clamping lower mold, two support columns fixedly arranged on the base and outside the ultra-thin hydraulic jack, a connecting frame fixedly arranged on the top of the two supporting columns, a horizontally movable Passive extrusion upper die, the passive extrusion upper die can be inserted on the adjustable clamping lower die, and the adjustable clamping lower die can move up and down relative to the passive extrusion upper die;

The adjustable clamping lower die includes a fixed connection seat fixedly connected with the piston rod of the ultra-thin hydraulic jack, a fixed vertical plate fixedly arranged on the fixed connection seat, and an arc fixedly connected with the fixed vertical plate and the fixed connection seat at the same time. surface support platform, a movable vertical plate arranged side by side with the fixed vertical plate and can move relative to the fixed vertical plate, the movable vertical plate is provided with a gap matching the shape of the arc surface support platform, on both sides of the arc surface support platform , Adjusting bolts are connected between the fixed vertical plate and the movable vertical plate;

The lower edge of the passive extrusion upper die is in the shape of a circular arc as a whole and is adapted to the arc surface of the arc support table 10;

The lower edge of the longitudinal section of the passive extrusion upper die is arc-shaped.

The beneficial effects of the utility model are:

The utility model uses a foot switch to control the ultra-thin hydraulic jack to drive the adjustable clamping lower mold to move up and down, and further utilizes the cooperation of the adjustable clamping lower mold and the passive extrusion upper mold to realize the straightening operation of the steel bar. Its operation is simple and convenient, time-saving and labor-saving, precise control, and can obtain better straightening effect; at the same time, the adjustable clamping lower die can realize the adjustment of the spacing, which can meet the straightening operation of steel bars with different diameters. The mold is used to straighten the bent steel bar, and the twisting and deformation of the steel bar can be restrained by reducing the clamping distance, so as to ensure the straightening quality; efficiency.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the structural representation of the utility model after assembly;

Fig. 3 is a structural schematic diagram of the passive extrusion upper die in the utility model.

Among them: 1-base; 2-ultra-thin hydraulic jack; 3-foot switch; 4-adjustable clamping lower die; 5-supporting column; 6-connecting frame; 7-passive extrusion upper die; 8-fixed Connecting seat; 9-fixed vertical plate; 10-arc surface support platform; 11-movable vertical plate; 12-adjusting bolt.

detailed description

Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described:

As shown in Figures 1 to 3, a short steel bar rapid straightening device includes a base 1, an ultra-thin hydraulic jack 2 fixedly arranged in the middle of the base 1, and a foot switch 3 connected to the ultra-thin hydraulic jack 2 through a hydraulic hose , the adjustable clamping lower mold 4 fixedly arranged on the piston rod of the ultra-thin hydraulic jack 2, the two support columns 5 fixedly arranged on the base 1 and outside the ultra-thin hydraulic jack 2, fixedly arranged on the two The connecting frame 6 at the top of the support column 5, the passive extrusion upper die 7 that is arranged on the connecting frame 6 and can move laterally, the passive extrusion upper die 7 can be inserted on the adjustable clamping lower die 4, and The adjustable clamping lower die 4 can move up and down relative to the passive extrusion upper die 7;

In the utility model: the ultra-thin hydraulic jack 2 is controlled by the foot switch 3, and the ultra-thin hydraulic jack 2 can drive the adjustable clamping lower die 4 to move up and down, and the adjustable clamping lower die 4 and passive extrusion The upper die 7 cooperates to realize the extruding and straightening of the steel bars; the connection between the passive extrusion upper die 7 and the connecting frame 6 should be able to realize lateral movement, specifically, a sliding sleeve and a top wire can be set on the passive extrusion upper die 7, and the sliding sleeve Then it is sleeved on the outside of the connecting frame 6, and the top wire is used to tighten and fix or loosen the top wire to move, so that it can adapt to the change of the distance between the adjustable clamping lower die 4, so that the passive extrusion upper die 7 can always be positioned at the adjustable Clamp between the lower mold 4.

The adjustable clamping lower die 4 includes a fixed connection seat 8 fixedly connected with the piston rod of the ultra-thin hydraulic jack 2, a fixed vertical plate 9 fixedly arranged on the fixed connection seat 8, and a fixed vertical plate 9 and a fixed connection with the fixed vertical plate 9. Seat 8 is fixedly connected arc support platform 10 at the same time, is arranged side by side with fixed vertical plate 9 and can move relative to fixed vertical plate 9 movable vertical plate 11, and described movable vertical plate 11 is provided with arc surface support platform 10 profile Matching gaps, adjusting bolts 12 are connected between the two sides of the arc support platform 10, the fixed vertical plate 9 and the movable vertical plate 11;

In the utility model: the arc support platform 10 is used to carry the steel bars, the fixed vertical plate 9 and the movable vertical plate 11 are used to clamp the righting steel bars, and minimize the distance between the steel bars and the fixed vertical plate 9 and the movable vertical plate 11 , can ensure the correction quality; when adjusting the distance between the fixed vertical plate 9 and the movable vertical plate 11, it is adjusted by the rotation of the adjusting bolt 12, and the distance between the adjusting bolt 12 and the height of the fixed connecting seat 8 should be less than that of the arc support platform 10 The height of the highest point; the movable riser 11 is provided with a gap that matches the shape of the arc support platform 10, and the gap is to facilitate the movement of the movable riser 11 and correct the movable riser 11 to ensure that the fixed riser 9 and the movable Riser 11 remains parallel all the time;

The lower edge of the passive extrusion upper die 7 is in the shape of a circular arc as a whole and is adapted to the arc surface of the arc support table 10;

In the utility model: the lower edge of the passive extrusion upper die 7 is generally arc-shaped to increase the contact area with the steel bar during the straightening process, which can ensure the straightening quality of the steel bar.

The lower edge of the longitudinal section of the passive extrusion upper die 7 is arc-shaped;

In the utility model: the lower edge of the longitudinal section of the passive extrusion upper die 7 is arc-shaped to realize the fixing of the reinforcing bar, and the radial offset is required to place the reinforcing bar.

The utility model is easy to use and simple in structure, can improve the working efficiency of the straightening work, can reasonably select the clamping distance according to the steel bars of different diameters, and ensures the straightening quality.

Finally, it should be noted that: the above description is only a preferred example of the utility model, and is not intended to limit the utility model. Although the utility model has been described in detail with reference to the foregoing embodiments, it is still the same for those skilled in the art. The technical solutions recorded in the foregoing embodiments may be modified, or some technical features thereof may be equivalently replaced. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the utility model shall be included in the protection scope of the utility model.

Claims (4)

1. a kind of quick straightener of bar dowel, it is characterised in that：Including base (1), it is fixedly installed on surpassing in the middle part of base (1) Thin hydraulic jack (2), the floor push (3) being connected by hydraulic hose with ultrathin hydraulic jack (2), be fixedly installed on it is super Mould (4) under adjustable clamping on the piston boit of thin hydraulic jack (2), it is fixedly installed on base (1) and positioned at ultra-thin Two support posts (5) on the outside of hydraulic jack (2), the link for being fixedly installed on two support post (5) tops (6), it is arranged on link (6) and mould (7) in transversely movable passive extruding, mould (7) can intert in the passive extruding Mould (4) can passively extrude upper mould (7) and moves up and down relatively on mould (4) and under adjustable clamping under adjustable clamping.

2. a kind of quick straightener of bar dowel as claimed in claim 1, it is characterised in that：Mould under the adjustable clamping (4) fixed connecting base (8) that includes being fixedly connected with the piston boit of ultrathin hydraulic jack (2), it is fixedly installed on and is fixedly connected Seat (8) on fixed board (9), with fixed board (9) and fixed connecting base (8) while the cambered surface supporting table being fixedly connected (10), it is set up in parallel and can be relatively fixed the movable riser (11) that riser (9) is moved towards, the activity with fixed board (9) The breach being adapted with cambered surface supporting table (10) profile is provided with riser (11), in cambered surface supporting table (10) both sides, fixes vertical Regulating bolt (12) is connected between plate (9) and movable riser (11).

3. a kind of quick straightener of bar dowel as claimed in claim 2, it is characterised in that：Mould (7) in the passive extruding Lower edge integrally in circular arc and being adapted with the cambered surface of cambered surface supporting table (10).

4. a kind of quick straightener of bar dowel as claimed in claim 3, it is characterised in that：Mould (7) in the passive extruding The lower edge of longitudinal cross-section is circular arc.