阅读说明：本技术 一种建筑用u型折弯机 (U type bender for building ) 是由 王磊 王彩云 于 2019-11-14 设计创作，主要内容包括：本发明公开了一种建筑用U型折弯机,包括机架体,驱动机构,第一折弯机构,第二折弯机构,固定件,限位机构,推缸控制器,接线盒和钢筋,本发明驱动机构的设置,由于齿条是通过齿轮带动第一折弯机构和第二折弯机构动作,同步性高,折弯折出的弧形较为匀称,适合用于折弯精度较高的钢筋件；第一折弯机构和第二折弯机构的设置,结构简单,折弯效果好,劳动强度低；固定件的设置,该折弯柱设置为束腰状,能够防止钢筋或者钢管在折弯的时候出现滑脱或者崩出的情况,保证设备的安全性；限位机构的设置,通过调整放置槽内的限位柱对不同折弯度的钢筋进行折弯限位长度调整,避免折弯过度或者不足的情况出现。(The invention discloses a U-shaped bending machine for buildings, which comprises a frame body, a driving mechanism, a first bending mechanism, a second bending mechanism, a fixing part, a limiting mechanism, a cylinder pushing controller, a junction box and a steel bar, wherein the driving mechanism is arranged; the arrangement of the first bending mechanism and the second bending mechanism has the advantages of simple structure, good bending effect and low labor intensity; the fixing piece is arranged, and the bending column is arranged in a beam waist shape, so that the condition that the steel bar or the steel pipe slips or bursts out during bending can be prevented, and the safety of equipment is ensured; the setting of stop gear, the spacing post through the adjustment standing groove is bent spacing length adjustment to the reinforcing bar of different degrees of bending, avoids bending excessively or not enough the condition to appear.)

1. The utility model provides a U type bender for building which characterized in that: the U-shaped bending machine for buildings comprises a frame body (1), a driving mechanism (2), a first bending mechanism (3), a second bending mechanism (4), a fixing piece (5), a limiting mechanism (6), a cylinder pushing controller (7), a junction box (8) and reinforcing steel bars (9), wherein the frame body (1) is formed by welding 4 angle irons and a rectangular steel plate, and the angle irons are welded at four corners of the bottom of the rectangular steel plate; the driving mechanism (2) is arranged on the frame body (1) through a bolt; the first bending mechanism (3) and the second bending mechanism (4) are both arranged on the driving mechanism (2) and are detachably connected with the driving mechanism (2); the fixing piece (5) is arranged between the first bending mechanism (3) and the second bending mechanism (4), and the fixing piece (5) is vertically welded in the middle of the top of the driving mechanism (2); the limiting mechanism (6) is arranged on the left side of the fixing piece (5), and the limiting mechanism (6) is welded with the top of the fixing piece (5); the cylinder pushing controller (7) is installed on one side of the driving mechanism (2) through a screw, and the cylinder pushing controller (7) is connected with the junction box (8) through a wire; the junction box (8) is installed on one side of the frame body (1) through a screw, and the junction box (8) is connected with a mains supply through a wire; the steel bar (9) is arranged on the first bending mechanism (3), the second bending mechanism (4) and the fixing piece (5), and the steel bar (9) crosses and penetrates through the first bending mechanism (3), the second bending mechanism (4) and the fixing piece (5).

2. U-shaped bending machine for buildings according to claim 1, characterized in that: the driving mechanism (2) comprises an outer shell (21), a cavity (22), a rack (23), a connecting rod (24) and an electric pushing cylinder (25), the outer shell (21) is installed on the frame body (1) through bolts, and the cavity (22) is formed in the outer shell (21); 2 racks (23) are adopted, and the left ends of the racks extend into the outer shell (21) and are meshed with the gear (33); both ends of the connecting rod (24) are fixedly connected with the right end of the rack (23); one end of the electric pushing cylinder (25) is installed on the right side of the outer shell (21) through a bolt, and a pushing rod of the electric pushing cylinder is fixed with the middle position of the connecting rod (24); the electric pushing cylinder (25) is connected with the pushing cylinder controller (7) through a lead.

3. U-shaped bending machine for buildings according to claim 1, characterized in that: the first bending mechanism (3) and the second bending mechanism (4) are formed by adopting the same structure; the first bending mechanism (3) comprises a fixed shaft (31), a sleeve (32), a gear (33) and a force applying arm (34), the lower end of the fixed shaft (31) is welded inside the outer shell (21), and the upper end of the fixed shaft penetrates through the top of the outer shell (21); the sleeve (32) is sleeved on the fixed shaft (31), and a gear (33) is assembled outside the sleeve (32); the force applying arm (34) is welded on the top of the fixed shaft (31).

4. U-shaped bending machine for buildings according to claim 1, characterized in that: the fixing piece (5) comprises a vertical column (51) and a bending column (52), and the vertical column (51) is welded on the outer shell (21); the bending column (52) is welded on the top of the upright column (51), and the bending column (52) is arranged in a beam waist shape.

5. U-shaped bending machine for buildings according to claim 1, characterized in that: the limiting mechanism (6) comprises an arc-shaped block (61), a placing groove (62) and a limiting column (63), wherein a plurality of placing grooves (62) are formed in the top of the arc-shaped block (61); the limiting column (63) is embedded in the placing groove (62).

Technical Field

The invention relates to the technical field of bending machines, in particular to a U-shaped bending machine for buildings.

Background

In the building work progress, in order to make the building more firm, need use the reinforcing bar, and for better use reinforcing bar, need bend a part reinforcing bar, it is now that construction worker one hand presses down the reinforcing bar, then another hand presses down the reinforcing bar, bend the reinforcing bar, so, the angle that the reinforcing bar is bent is difficult to control, and construction worker is tired more, so construction worker can press from both sides the reinforcing bar on the vice, after the reinforcing bar is bent, the reinforcing bar after operating the vice again and will bending is loosened, it is troublesome like this.

The existing bending technology is not practical for reinforcing steel bars with requirements or continuously bent for a plurality of times, particularly, four corners of some steel hoops are required to be bent into U-shaped shapes, and the bending technology is difficult to realize.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a U-shaped bending machine for buildings, which solves the problems that the prior bending technology is not practical for some reinforcing steel bars which have requirements or are continuously bent for a plurality of times, and particularly, four corners of some steel hoops are required to be bent into U-shaped shapes, so that the bending technology is difficult to realize.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: a U-shaped bending machine for buildings comprises a frame body, a driving mechanism, a first bending mechanism, a second bending mechanism, a fixing part, a limiting mechanism, a cylinder pushing controller, a junction box and reinforcing steel bars, wherein the frame body is formed by welding 4 angle irons and a rectangular steel plate, and the angle irons are welded at four corners of the bottom of the rectangular steel plate; the driving mechanism is arranged on the frame body through a bolt; the first bending mechanism and the second bending mechanism are both arranged on the driving mechanism and are detachably connected with the driving mechanism; the fixing piece is arranged between the first bending mechanism and the second bending mechanism and is vertically welded in the middle of the top of the driving mechanism; the limiting mechanism is arranged on the left side of the fixing piece and is welded with the top of the fixing piece; the cylinder pushing controller is arranged on one side of the driving mechanism through a screw, and is connected with the junction box through a wire; the junction box is arranged on one side of the frame body through a screw, and is connected with the mains supply through a wire; the reinforcing steel bar is arranged on the first bending mechanism, the second bending mechanism and the fixing piece, and the reinforcing steel bar crosses and penetrates through the first bending mechanism, the second bending mechanism and the fixing piece.

The driving mechanism comprises an outer shell, a cavity, a rack, a connecting rod and an electric pushing cylinder, wherein the outer shell is installed on the frame body through a bolt, and the cavity is formed in the outer shell; 2 racks are adopted, and the left ends of the racks extend into the outer shell and are meshed with the gear; both ends of the connecting rod are fixedly connected with the right end of the rack; one end of the electric pushing cylinder is installed on the right side of the outer shell through a bolt, and a pushing rod of the electric pushing cylinder is fixed with the middle position of the connecting rod; the electric pushing cylinder is connected with the pushing cylinder controller through a wire, when the reinforcing steel bar is bent, the pushing cylinder controller controls the electric pushing cylinder to move, the connecting rod drives the rack to move towards the inside of the outer shell, the first bending mechanism and the second bending mechanism are driven to move simultaneously, the reinforcing steel bar is bent, the rack drives the first bending mechanism and the second bending mechanism to move through the gear, the synchronism is high, the bent arc is uniform, and the electric pushing cylinder is suitable for being used for bending the reinforcing steel bar piece with high precision.

The first bending mechanism and the second bending mechanism are formed by adopting the same structure; the first bending mechanism comprises a fixed shaft, a sleeve, a gear and a force applying arm, the lower end of the fixed shaft is welded inside the outer shell, and the upper end of the fixed shaft penetrates through the top of the outer shell; the sleeve is sleeved on the fixed shaft, and a gear is assembled outside the sleeve; the force applying arm is welded at the top of the fixed shaft, the gear drives the sleeve provided with the force applying arm to rotate under the driving of the rack, and the steel bar is bent under the matching of the fixing piece.

The fixing piece comprises an upright post and a bending post, and the upright post is welded on the outer shell; the bending column is welded at the top of the stand column and is in a beam waist shape, so that the situation that the steel bar or the steel pipe slips or collapses when being bent can be prevented, and the safety of the equipment is ensured.

The limiting mechanism comprises an arc-shaped block, a placing groove and a limiting column, and a plurality of placing grooves are formed in the top of the arc-shaped block; the limiting columns are embedded in the placing grooves, the limiting columns in the placing grooves are adjusted to bend limiting lengths of the reinforcing steel bars with different bending degrees, and the situation that the reinforcing steel bars are bent excessively or insufficiently is avoided.

(III) advantageous effects

The invention provides a U-shaped bending machine for buildings. The method has the following beneficial effects:

1. according to the arrangement of the driving mechanism, when the reinforcing steel bar is bent, the action of the electric pushing cylinder is controlled through the pushing cylinder controller, the connecting rod drives the rack to move towards the inner shell, the simultaneous action of the first bending mechanism and the second bending mechanism is realized, and the reinforcing steel bar is bent;

2. according to the invention, the first bending mechanism and the second bending mechanism are arranged, under the driving of the rack, the gear drives the sleeve provided with the force application arm to rotate, and under the matching of the fixing piece, the bending of the reinforcing steel bar is realized, the structure is simple, the bending effect is good, and the labor intensity is low;

3. according to the arrangement of the fixing piece, the bending column is arranged in a beam waist shape, so that the situation that the steel bar or the steel pipe slips or bursts out during bending can be prevented, and the safety of equipment is ensured;

4. according to the arrangement of the limiting mechanism, the limiting columns in the placing grooves are adjusted to adjust the bending limiting length of the reinforcing steel bars with different bending degrees, so that the condition of excessive or insufficient bending is avoided.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural diagram of the driving mechanism of the present invention.

Fig. 3 is a schematic structural diagram of a first bending mechanism according to the present invention.

Fig. 4 is a schematic view of the fixing member of the present invention.

Fig. 5 is a schematic structural view of the limiting mechanism of the present invention.

FIG. 6 is a schematic view of a final bent product of the present invention.

In the figure: the automatic bending machine comprises a machine frame body 1, a driving mechanism 2, a shell body 21, a cavity 22, a rack 23, a connecting rod 24, an electric pushing cylinder 25, a first bending mechanism 3, a fixed shaft 31, a sleeve 32, a gear 33, a force applying arm 34, a second bending mechanism 4, a fixing part 5, a stand column 51, a bending column 52, a limiting mechanism 6, an arc-shaped block 61, a placing groove 62, a limiting column 63, a pushing cylinder controller 7, a junction box 8 and a reinforcing steel bar 9.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.