CN107774838A - A kind of bar straightening mechanism of hoop bender - Google Patents

Abstract

The invention discloses a hoop bending machine, which comprises a frame on which a straightening mechanism, a bending and cutting mechanism and a control system are installed, the straightening mechanism and the bending and cutting mechanism are respectively connected with the control system, and the straightening mechanism includes Vertical straightening mechanism, horizontal straightening mechanism and extension mechanism, vertical straightening mechanism, horizontal straightening mechanism and extension mechanism are installed on the frame from left to right in sequence, there is a bracket in the middle of the frame, and the bracket is set There is a connection groove, and the steel bar enters the bending and cutting mechanism through the connection groove after coming out of the extension mechanism for bending and cutting. Through the above configuration, the structure of the present invention is simpler, its external dimension is relatively small, and its cost is low, which meets the needs of small and medium-sized enterprises.

Description

Straightening mechanism of hoop bending machine

technical field

The invention relates to a steel bar straightening mechanism, in particular to a straightening mechanism of a hoop bending machine.

Background technique

The hoop bending machine is a kind of equipment often used in the straightening and bending of steel bars. It can automatically complete the straightening, sizing, bending forming and cutting of steel bars. , up and down, so more and more complex shapes can be processed. However, the existing hoop bending machines have complex structures, large shapes, and high costs, which are difficult to meet the needs of small and medium-sized enterprises.

Contents of the invention

In order to overcome the deficiencies of the prior art, the invention provides a straightening mechanism of a hoop bending machine.

The technical solution adopted in the present invention is mainly: a straightening mechanism of a hoop bending machine, including a vertical straightening mechanism, a horizontal straightening mechanism and an extension mechanism, and the vertical straightening mechanism, the horizontal straightening mechanism and the extension The mechanism is sequentially installed on the frame from left to right. The vertical straightening mechanism includes multiple sets of vertical adjustment rollers arranged horizontally. Each set of vertical adjustment rollers includes two upper and lower staggered rollers. The vertical straightening mechanism also includes a vertical adjustment plate, and the upper rollers in each group of vertical adjustment rollers are mounted on the vertical adjustment plate, and the vertical adjustment plate is connected with a vertical adjustment handwheel.

Further, the horizontal straightening mechanism includes multiple sets of horizontally arranged horizontally adjusting rollers, and each set of horizontally adjusting rollers includes two left and right rollers that are staggered in distribution.

Further, the horizontal straightening mechanism also includes a horizontal adjustment plate, the left roller of each set of horizontal adjustment rollers is mounted on the horizontal adjustment plate, and the horizontal adjustment plate is connected with a horizontal adjustment handwheel.

Further, the stretching mechanism includes two sets of stretching rollers, each set of stretching rollers includes two rollers distributed up and down, wherein the speed of the stretching rollers located behind the steel bar conveying direction is greater than that of the stretching rollers at the front group speed.

Further, the upper roller of the stretching roller set is connected with a stretching adjustment handwheel that can adjust its up and down position.

The beneficial effects of the present invention are:

A hoop bending machine of the present invention comprises a frame on which a straightening mechanism, a bending and cutting mechanism and a control system are installed, the straightening mechanism and the bending and cutting mechanism are respectively connected with the control system, and the straightening mechanism includes a vertical Vertical straightening mechanism, horizontal straightening mechanism and extension mechanism, vertical straightening mechanism, horizontal straightening mechanism and extension mechanism are installed on the frame from left to right in sequence, a bracket is arranged in the middle of the frame, and a The connection groove, after the steel bar comes out of the extension mechanism, enters the bending and cutting mechanism through the connection groove for bending and cutting. Through the above arrangement, the structure of the present invention is simpler, its external size is relatively small, and its cost is low, which meets the needs of small and medium-sized enterprises.

Description of drawings

Fig. 1 is a structural schematic diagram of the present invention.

Detailed ways

The present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

Referring to Fig. 1, a hoop bending machine of the present invention includes a frame 1, the bottom of the frame 1 is provided with castors 11 for easy movement, and a straightening mechanism, a bending and cutting mechanism 5 and a control system 6 are installed on the frame, The straightening mechanism and the bending and cutting machine 5 mechanism are respectively connected with the control system 6. The control system 6 is provided with an operation panel, through which various shape parameters that need to be bent can be set to realize automatic bending. The straightening mechanism includes a vertical The straightening mechanism 2, the horizontal straightening mechanism 3 and the extension mechanism 4, the vertical straightening mechanism 2, the horizontal straightening mechanism 3 and the extension mechanism 4 are installed on the frame 1 sequentially from left to right, and the middle part of the frame 1 is provided with Bracket, the bracket is provided with a connecting groove 12, and after the steel bar comes out from the extension mechanism 4, it is input into the bending and cutting mechanism 5 through the connecting groove 12 for bending and cutting. Through the above setting, the structure of the present invention is simpler, and its external dimension is relatively small , low cost, to meet the needs of small and medium-sized enterprises.

Specifically, the vertical straightening mechanism 2 includes multiple sets of vertical adjustment rollers 21 arranged horizontally, and each set of vertical adjustment rollers 21 includes two rollers that are staggered up and down. The wheels will be straightened vertically by the steel bars therein.

In the above technical solution, the vertical straightening mechanism 2 also includes a vertical adjustment plate 22, and the upper rollers in each set of vertical adjustment rollers 21 are mounted on the vertical adjustment plate 22, and the vertical The adjustment plate 22 is connected with a vertical adjustment handwheel 23, so that the distance between the upper and lower rollers can be adjusted by the vertical adjustment handwheel 23 according to the actual situation, thereby adapting to steel bars of different specifications.

In the present invention, the horizontal straightening mechanism 3 includes multiple groups of horizontally arranged horizontally adjusting rollers 31, and each group of horizontally adjusting rollers 31 includes two left and right staggered rollers. Horizontal straightening is carried out through the steel bars therein.

In the above technical solution, the horizontal straightening mechanism 3 also includes a horizontal adjustment plate 32, and the rollers located on the left side of each group of horizontal adjustment rollers 31 are installed on the horizontal adjustment plate 32, of course, it can also be the right side. The rollers are all installed on the horizontal adjustment plate 32, and the horizontal adjustment plate 32 is connected with a horizontal adjustment handwheel 33, so that according to the actual situation, the distance between the left and right rollers can be adjusted by the horizontal adjustment handwheel 33, thereby Adapt to steel bars of different specifications.

In the present invention, the stretching mechanism 4 includes two sets of stretching roller sets 41, and each set of stretching roller sets 41 includes two rollers distributed up and down, wherein the rotating speed of the stretching roller set 41 located behind the steel bar conveying direction is greater than The extension roller group 41 rotating speed of its front end, because the roller group 41 rotating speed of the rear is faster, thereby can stretch and extend the steel bar, improve its tensile strength and length.

Specifically, the upper rollers of the stretching roller set 41 are connected with stretching adjustment handwheels 42 that can adjust their up and down positions, so that the distance between the upper and lower rollers can be adjusted to adapt to steel bars of different specifications.

In the present invention, the bending and cutting mechanism 5 includes a sickle hand 51, a bending column 52, a positioning seat 53, a blade 54 and a support, and the sickle hand 51 is connected with a bending drive mechanism and is rotatably mounted on the support. On the seat, the bending driving mechanism can be an air cylinder or an oil cylinder. The positioning seat 53 and the bending bar column 52 are fixedly installed on the support. Column 52 is positioned at the bottom of one side of through hole, and described blade 54 is positioned between through hole and bent bar column 52, and blade 54 is connected with cutting driving mechanism and can move back and forth, and cutting driving mechanism can be air cylinder or oil cylinder, and steel bar is arranged by positioning seat. 53 passes through, and then the sickle hand 54 presses down to bend the steel bar along the bent bar column 52. After several bending steps are completed to obtain the desired shape, the blade 54 moves forward under the drive of the cutting drive mechanism. Steel bar cutting, complete the bending and cutting process.

Specifically, a bottom plate 55 is connected to the bottom of the bent rib column 52, and a notch is arranged on the bottom plate 55, and the blade 54 is telescopically installed in the notch, so that the blade 54 can conveniently move telescopically along the notch.

Preferably, the blade 54 is close to the side wall of the positioning seat 53, reducing the distance between the blade 54 and the through hole, so that the steel bar can be cut better and the convenience of use is improved.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention, as long as the technical solutions that achieve the purpose of the present invention by basically the same means all fall within the protection scope of the present invention.

Claims (5)

1. A straightening mechanism of a hoop bending machine, characterized in that: it includes a vertical straightening mechanism, a horizontal straightening mechanism and an extension mechanism, and the vertical straightening mechanism, the horizontal straightening mechanism and the extension mechanism are arranged from left to right The right is installed on the frame in turn, the vertical straightening mechanism includes multiple sets of vertical adjustment rollers arranged horizontally, and each set of vertical adjustment rollers includes two rollers that are staggered up and down. The mechanism also includes a vertical adjustment plate, and the upper rollers in each group of vertical adjustment rollers are installed on the vertical adjustment plate, and the vertical adjustment plate is connected with a vertical adjustment handwheel. 2. The straightening mechanism of a hoop bending machine according to claim 1, characterized in that: the horizontal straightening mechanism includes multiple sets of horizontally arranged horizontally adjusting rollers, and each set of horizontally adjusting rollers includes left and right Two staggered rollers. 3. The straightening mechanism of a hoop bending machine according to claim 2, characterized in that: the horizontal straightening mechanism also includes a horizontal adjustment plate, and the rollers on the left side of each group of horizontal adjustment rollers are Installed on the horizontal adjustment plate, the horizontal adjustment plate is connected with a horizontal adjustment handwheel. 4. The straightening mechanism of a hoop bending machine according to claim 1, characterized in that: the extension mechanism includes two sets of extension rollers, and each set of extension rollers includes two rollers distributed up and down , wherein the rotational speed of the stretching roller set located at the rear of the steel bar conveying direction is greater than the rotational speed of the stretching roller set at its front end. 5 . The straightening mechanism of a hoop bending machine according to claim 4 , characterized in that: the upper roller of the stretching roller set is connected with a stretching adjustment handwheel that can adjust its up and down position. 6 .