CN106734781B - A kind of automatic folding type space split heads bender - Google Patents

Abstract

The invention relates to a building steel bar bending equipment, in particular to a fully automatic folding space stool bending machine, which includes a steel bar feeding mechanism, a steel bar straightening mechanism, a steel bar clamping and cutting mechanism and a steel bar bending mechanism. Compared with the existing technology, its advantages are: ①Compared with the flat horse stool bending equipment, this invention can realize the different-plane bending of steel bars, and the produced space horse stool has good performance; ②It can produce various supporting heights The space horse stool can meet the construction requirements of different steel bars; ③The space horse stool can be produced without welding process, and the equipment volume and cost are relatively low; ④It can automatically realize steel bar feeding, steel bar straightening, and steel bar fixed-length cutting , steel bar clamping, steel bar space bending and automatic unloading and a series of production processes; ⑤This equipment is safe and reliable, completely replacing manual methods; ⑥Compared with CNC steel bar bending equipment, this equipment is more specific and can achieve high The production efficiency is high.

Description

A fully automatic folding space horse stool bending machine

technical field

The equipment for fully automatic bending and forming of space horse stools for construction, especially a special machine tool capable of fully automatic bending of horse stools of different heights and sizes as shown in Figure 1.

Background technique

my country's construction industry has been in a state of rapid development for many years. Although the development has slowed down in recent years, it still has a huge base. As an important part of the construction project, sheet metal construction requires a large number of horse stools to support and fasten the reinforcement layer. Since the horse stools have not yet formed a complete set of specifications, in the relevant construction links, most operators rely on My own construction experience in the construction of sheet steel reinforcement lacks specifications; in addition, the existing horse stool production equipment has many shortcomings that need to be improved urgently, for example, the horse stool produced by the flat horse stool bending equipment is cumbersome to operate during the steel bar construction process Patent No. ZL201110342343.2 and other types of horse stool production equipment can produce space horse stools, but the steel bars need to be bent and welded, which has the disadvantages of cumbersome production process, large amount of steel bars, and high cost.

Contents of the invention

The present invention is a fully automatic folding space horse stool bending machine, which includes a frame with a cross-shaped layout, and a steel bar straightening mechanism, a steel bar feeding mechanism, a steel bar cutting mechanism, and a different-plane bending mechanism arranged on the frame And rack and pinion bent foot mechanism;

The steel bar straightening mechanism is composed of a horizontal straightening mechanism, a vertical straightening mechanism and a pipeline straightening mechanism which are sequentially installed on the longitudinal frame at the rear of the frame;

The steel bar feeding mechanism is located between the vertical straightening mechanism and the pipeline straightening mechanism. It is equipped with a friction wheel mounting seat on the frame, and the friction wheel gap adjustment block is installed in the chute of the friction wheel mounting seat. An active friction wheel is installed on the friction wheel mounting seat, a driven friction wheel is installed on the friction wheel gap adjustment block, and the servo motor is connected to drive the active friction wheel through a transmission belt;

A steel bar cutting mechanism and a different-plane bending mechanism are installed on one side of the horizontal frame of the frame; the steel bar cutting mechanism includes a shearing cylinder, the end of the piston of the shearing cylinder is equipped with a push rod, and the front end of the push rod is installed with a shearing cylinder. Driven by the oil cylinder, the shear slider and the push rod of the clamping mechanism are linked. The push rod of the clamping mechanism is installed in the chute of the slider of the clamping mechanism. The front end of the push rod of the clamping mechanism is flexible with the slider of the clamping mechanism through a spring. connection, the clamping mechanism slide block and the shear slide block respectively form a sliding connection with the No. 1 dovetail groove guide rail and the No. 2 dovetail groove guide rail installed on the frame; The different-plane bending mechanism at the left end is composed of the different-plane bending mechanism at the right end; the different-plane bending mechanism at the right end is above the frame, and the different-plane bending oil cylinder is installed on the right rear of the bending master, and the front end of the different-plane bending oil cylinder piston is installed. The different-plane bending slider is slidingly connected with the No. 1 dovetail groove guide rail installed on the right side plate of the frame; the left end different-plane bending mechanism is on the left side plate of the The different-surface bending cylinder is installed at the left rear of the mold, and the different-surface bending slider is installed at the front end of the piston of the different-surface bending cylinder. The different-surface bending slider and the No. 1 dovetail groove guide rail installed on the left side plate sliding connection;

The rack and pinion bending foot mechanism is installed on the other side of the horizontal frame of the frame. It is above the frame. A rack drive oil cylinder is installed in front of the bending master. The rack is fitted in the gear box, and the rack is slidingly connected to the No. 3 dovetail groove guide rail. A bent groove wheel is installed at the end of the bent foot lever, and the gear and the bent foot lever are fixedly connected through the shaft.

As a further optimization of this solution, a sensor mounting plate is movably installed on the longitudinal frame beam at the head of the rack, a force sensor is installed on the sensor mounting plate, and a pressure sensor is mounted on the head of the steel bar.

As a further optimization of this program, the horizontal straightening mechanism is fixed with a horizontal straightening base on the frame, and a gap adjustment block is movable in the horizontal direction on the side of the horizontal straightening base, and the horizontal straightening base and the gap A row of horizontal straightening rollers are respectively installed on the adjustment blocks; the vertical straightening mechanism is vertically fixed with a vertical straightening base on the frame, and a gap adjustment block is movably installed above the vertical straightening base. A row of vertical straightening rollers are respectively installed on the straightening base and the gap adjustment block; the pipe straightening mechanism is installed between the right pipe straightening mounting seat and the left pipe straightening mounting seat through which steel bars pass through. Straighten the pipes.

As a further optimization of this scheme, the linear motion directions of the right-end different-plane bending mechanism and the left-end different-plane bending mechanism in the different-plane bending mechanism are respectively 22.5° and -22.5° from the horizontal plane, and the two different-plane bending The ends of the mechanism all pass through the steel bar axis.

As a further optimization of this solution, the rack in the rack and pinion bending mechanism is a double-sided rack.

Compared with the prior art, the advantages of the fully automatic folding space horse stool bending machine of the present invention are: ①Compared with the flat horse stool bending equipment, this invention can realize the bending of steel bars on different planes, and the produced space The horse stool has good performance; ②Compared with the type of horse stool manufacturing equipment such as patent No. ZL201110342343.2, this invention can produce a space horse stool without welding process, and the equipment volume and cost are low; ③It can automatically Realize a series of production processes such as steel bar feeding, steel bar straightening, steel bar fixed-length cutting, steel bar clamping, steel bar space bending, and automatic unloading; ④This equipment is safe and reliable, completely replacing manual methods, and has high work efficiency.

Description of drawings

Below in conjunction with accompanying drawing, the present invention is described in further detail:

Fig. 1 is a schematic diagram of a horse stool after the reinforcing bar of the present invention is formed;

Fig. 2 is a top view of the overall structure of the present invention;

Fig. 3 is axonometric view 1 of the overall structure of the present invention;

Fig. 4 is axonometric view 2 of the overall structure of the present invention;

Fig. 5 is the front view of the layout of the steel bar feeding mechanism and the steel bar straightening mechanism of the present invention;

Fig. 6 is a top view of the layout of the rack and pinion bending mechanism of the present invention;

Fig. 7 is a top view of the layout of the steel bar cutting mechanism and the different-plane bending mechanism of the present invention;

Fig. 8 is a schematic diagram of the three-dimensional structure of the bending master of the present invention;

The main components in the figure include: 101 vertical straightening mechanism, 102 horizontal straightening mechanism, 103 steel bar feeding mechanism, 104 pipe straightening mechanism, 105 steel bar cutting mechanism, 106 right-end different-plane bending mechanism, 107 rack and pinion bending foot Mechanism, 108 left end heteroplanar bending mechanism.

The main parts in the figure include: 1 frame, 2 steel bars, 3 straightening rollers, 4 gap adjustment blocks, 5 horizontal straightening base, 6 straightening rollers, 7 vertical straightening base, 8 driven friction wheel, 9 friction Wheel clearance adjustment block, 10 pipe straightening mounting seat, 11 feeding pulley, 12 straightening pipe, 13 pipe straightening mounting seat, 14 steel bar shearing seat, 15 bending profile, 16 bending grooved wheel, 17 gear box , 18 racks, 19 rack drive cylinders, 20 cylinder mounts, 21 bent foot levers, 22 clamping mechanism sliders, 23 springs, 24 bending grooved wheels, 25 different-plane bending sliders, 26 No. 1 Dovetail groove guide rail, 27 No. 2 dovetail groove guide rail, 28 force sensor, 29 different-plane bending cylinder, 30 clamping mechanism push rod, 31 horizontal push rod, 32 shear cylinder, 33 shear slider, 34 servo motor, 35 Drive belt, 36 servo motor mounting plate, 37 motor pulley, 38 compression spring, 39 active friction wheel, 40 friction wheel mounting seat, 41 forming horse stool, 42 gear, 43 No. 3 dovetail groove guide rail, 44 sensor mounting plate, 45 Profile adjustment plate.

Detailed ways

As shown in Figure 2-8, a fully automatic folding space horse stool bending machine of the present invention can realize the bending production work of the horse stool shown in Figure 1. It includes a cross-shaped layout frame 1, and a set The steel bar straightening mechanism, the steel bar feeding mechanism, the steel bar cutting mechanism, the different-plane bending mechanism and the rack and pinion bending mechanism on the frame 1;

Described steel bar straightening mechanism is made up of horizontal straightening mechanism 102, vertical straightening mechanism 101 and pipeline straightening mechanism 104 installed on the longitudinal frame of frame 1 tail in sequence; described horizontal straightening mechanism 102 is in A horizontal straightening base 5 is fixed on the frame 1, and a gap adjustment block 4 is installed on the side of the horizontal straightening base 5 in the horizontal direction. Roller 6; Described vertical straightening mechanism 101 is to be vertically fixed with vertical straightening base 7 on frame 1, and a gap adjusting block 4 is movably installed on vertical straightening base 7, vertical straightening base A row of vertical straightening rollers 3 are respectively installed on the seat 7 and the gap adjustment block 4; the pipeline straightening mechanism 104 is installed between the right pipeline straightening mounting seat 10 and the left pipeline straightening mounting seat 13. After straightening the pipeline 12.

The steel bar feeding mechanism is located between the vertical straightening mechanism 101 and the pipeline straightening mechanism 104. It is equipped with a friction wheel mounting seat 40 on the frame 1, and the friction wheel gap adjustment block 9 is installed on the friction wheel mounting seat. In the chute of 40, a driving friction wheel 39 is installed on the friction wheel mounting seat 40, a driven friction wheel 8 is installed on the friction wheel gap adjustment block 9, and a servo motor 34 is connected to drive the driving friction wheel 39 through a transmission belt 35;

A steel bar cutting mechanism 105 and a different-plane bending mechanism are installed on one side of the horizontal frame of the frame 1; the steel bar cutting mechanism 105 includes a shearing cylinder 32, and the end of the shearing cylinder piston is equipped with a cross push rod 31, and a cross push rod 31 The front end is equipped with a shearing slider 33 and a clamping mechanism push rod 30 linked under the drive of the shearing cylinder 32. The clamping mechanism push rod 30 is installed in the chute of the clamping mechanism slider 22, and the clamping mechanism push rod The front end of 30 is flexibly connected with the clamping mechanism slider 22 through the spring 23, and the clamping mechanism slider 22 and the shearing slider 33 are respectively connected with the No. 1 dovetail groove guide rail 26 and the No. 2 dovetail groove guide rail 27 installed on the frame form a sliding connection; the different-plane bending mechanism is composed of a right-hand different-plane bending mechanism 106 and a left-hand different-plane bending mechanism 108; Different surface bending oil cylinder 29 is installed on the right rear of master form 15, and different surface bending slide block 25 is installed on different surface bending oil cylinder piston front end, and different surface bending slide block 25 is installed on frame 1 right side plate The No. 1 dovetail guide rail 26 is slidingly connected; the left end different-plane bending mechanism 108 is on the left side plate of the frame 1, and the left rear of the bending master 15 is equipped with a different-plane bending oil cylinder 29, and a different-plane bending oil cylinder A different-plane bending slider 25 is installed on the front end of the piston, and the different-plane bending slider 25 is slidably connected with the No. 1 dovetail guide rail 26 installed on the left side plate of the frame 1; The linear movement directions of the right-end different-plane bending mechanism 106 and the left-end different-plane bending mechanism 108 are respectively 22.5° and -22.5° from the horizontal plane, and the ends of the two different-plane bending mechanisms pass through the steel bar axis.

Frame 1 transverse frame other side is equipped with rack and pinion bending foot mechanism 107, and it is above frame 1, and the front of bending former 15 is equipped with rack drive oil cylinder 19, and rack drive oil cylinder piston front end is installed with Rack 18, gear 42 are cooperating with rack 18 and installed in gear box 17, rack 18 forms sliding connection with No. It is fixedly connected with the bent foot driving lever 21 by a shaft. The rack in the rack and pinion bending foot mechanism is a double-sided rack that is used.

The longitudinal frame crossbeam of described frame 1 head is movably installed on the sensor mounting plate 44, and force sensor 28 is installed on the sensor mounting plate 44, and the pressure sensor 28 of the head top of reinforcing bar 2.

The working process of a fully automatic folding space horse stool bending machine of the present invention is as follows: the steel bar is placed on the right side of the machine, first the steel bar is manually passed through the horizontal straightening mechanism 102 and the vertical straightening mechanism 101, and then Through the gap between the driving friction wheel 39 and the driven friction wheel 8 of the steel bar feeding mechanism 103, adjust the friction wheel gap adjustment block 9 in the friction wheel mounting seat 40 chute by pre-tightening the screw on the friction wheel gap adjustment block 9 The middle position, and then adjust the gap between the driving friction wheel 8 and the driven friction wheel 39, provide enough frictional force for the reinforcing bar 2 in order to straighten the reinforcing bar.

After the preparatory work was completed, the device switch was opened, and the servo motor 34 started to run, and the torque was transmitted to the driving friction wheel 39 through the belt drive, and the friction force on the circumference of the driving friction wheel 39 and the driven friction wheel 8 was used to provide the reinforcement from right to left. Give force, when the steel bar end touches the travel switch 28 on the left side of the equipment, the servo motor 34 is powered off and stops feeding.

During the steel bar feeding process, the steel bars pass through the straightening passages of the horizontal straightening mechanism 102 , the vertical straightening mechanism 101 and the pipeline straightening mechanism 104 in order to complete the straightening work of the steel bars.

When the servo motor 34 is powered off and the feed stops, the control system controls the shear cylinder 32 through the solenoid valve to push the clamping mechanism push rod 30 and the shear slider 33 forward, wherein the clamping mechanism push rod 30 is driven by the spring 23 Push the slider 22 of the clamping mechanism to slide forward, the slider 22 of the clamping mechanism first contacts the steel bar, and presses the steel bar against the front side wall of the bending master 15, the shearing cylinder 32 continues to push, and the spring 23 is compressed and gradually increases , the greater the compressive force to the reinforcing bar, the shearing slider 33 contacts the reinforcing bar after this, and the reinforcing bar is cut off.

After the steel bar is cut into a fixed length, the different-plane bending oil cylinder 29 in the right-end different-plane bending mechanism 106 and the left-end different-plane bending mechanism 108 starts to push the different-plane bending slider 25 to move forward. The bending grooved wheel 24 at the front end of the curved slider 25 bends the straight steel bar. The bending direction of the steel bar is along the moving direction of the bending grooved wheel 24, and the bending direction is controlled by the groove on the bending grooved wheel 24. , the angle between the bent steel bar and the horizontal plane is 22.5° and -22.5° respectively.

After the different-plane bending is completed, the initial state of the rack drive cylinder 19 is in the elongated state, the cylinder piston retracts, and the drive rack 18 moves backward, and the rack drives the two gears 42 and the bent foot lever fixedly connected to the rack 21 rotates in the opposite direction, bends the steel bar inboard by the bending grooved wheel 16 that is installed on the bending pressure bar 21, forms two support pins of the reinforcing bar horse stool.

Restore the pistons of the rack drive cylinder 19, the different-plane bending cylinder 29, and the shear cylinder 32 in sequence, and the bending mechanism and the shearing mechanism return to their initial positions. 15 forms a gap and falls off. The machine works into the next cycle.

By adjusting the installation position of the sensor mounting plate 44, the shear slider 33, the steel bar shear seat 14 and the installation number of the profile adjustment plate 45, it can be used to process the supporting heights of 60mm, 70mm, 80mm, 90mm, and 100mm respectively. space horse stool.

Claims (5)

1. a kind of automatic folding type space split heads bender, it is characterised in that：It includes the rack of cross layout（1）, with And it is set to rack（1）On bar straightening mechanism, reinforcing bar feed mechanism, steel bar cutoff mechanism, antarafacial bending mechanism and gear Rack clubfoot mechanism；

The bar straightening mechanism is by being sequentially installed on rack（1）Horizontal bar straightening mechanism on the frame of tail portion longitudinal direction（102）, it is perpendicular To bar straightening mechanism（101）With pipeline bar straightening mechanism（104）It constitutes；

The reinforcing bar feed mechanism is located at vertical bar straightening mechanism（101）With pipeline bar straightening mechanism（104）Between, it is in rack （1）On friction pulley mounting base is installed（40）, friction pulley gap adjustment block（9）It is installed on friction pulley mounting base（40）Sliding slot In, friction pulley mounting base（40）On active friction wheel is installed（39）, friction pulley gap adjustment block（9）On be equipped with from dynamic friction Wheel（8）, servo motor（34）Pass through driving belt（35）Connection driving active friction wheel（39）；

Rack（1）Transverse strands side is equipped with steel bar cutoff mechanism（105）With antarafacial bending mechanism；The steel bar cutoff mechanism （105）Including shearing oil cylinder（32）, shearing oil cylinder piston end is equipped with horizontal push rod（31）, horizontal push rod（31）Front end is equipped with Shear oil cylinder（32）Driving under the shearing sliding block that links（33）With clamping device push rod（30）, clamping device push rod（30）Installation In clamping device sliding block（22）Sliding slot in, clamping device push rod（30）Front end passes through spring（23）With clamping device sliding block （22）Flexible connected, clamping device sliding block（22）With shearing sliding block（33）Respectively with mounted on rack（1）On No.1 dovetail groove Guide rail（26）And No. two dovetail groove guide rails（27）Formation is slidably connected；The antarafacial bending mechanism is by right end antarafacial bender Structure（106）With left end antarafacial bending mechanism（108）Composition；Right end antarafacial bending mechanism therein（106）It is in rack（1）It is upper Side, bending pattern（15）Right back antarafacial bending oil cylinder is installed（29）, antarafacial bending oil cylinder piston front end is equipped with different Face Bending Slide Block（25）, antarafacial Bending Slide Block（25）Be installed on rack（1）No.1 dovetail groove guide rail on right plate（26）It is sliding Dynamic connection；Left end antarafacial bending mechanism（108）It is in rack（1）Left plate on, bending pattern（15）Left back be equipped with Antarafacial bending oil cylinder（29）, antarafacial bending oil cylinder piston front end is equipped with antarafacial Bending Slide Block（25）, antarafacial Bending Slide Block （25）Be installed on rack（1）No.1 dovetail groove guide rail on left plate（26）It is slidably connected；

Rack（1）The transverse strands other side is equipped with rack-and-pinion clubfoot mechanism（107）, it is in rack（1）Top, bending leans on Mould（15）Front rack drives oil cylinder is installed（19）, rack drives oil cylinder piston front end is equipped with rack（18）, gear （42）With rack（18）Cooperation is installed on gear-box（17）In, rack（18）With No. three dovetail groove guide rails（43）Sliding is formed to connect It connects, clubfoot driving lever（21）End is equipped with bending flute profile wheel（16）, gear（42）With clubfoot driving lever（21）It is connected by axis.

2. a kind of automatic folding type space as described in claim 1 split heads bender, it is characterised in that：The rack （1）It is movably installed with sensor mounting plate on the frame crossbeam of head longitudinal direction（44）On, sensor mounting plate（44）Upper installation is strong to be passed Sensor（28）, reinforcing bar（2）Head top pressure force snesor（28）.

3. a kind of automatic folding type space as described in claim 1 split heads bender, it is characterised in that：The horizontal tune Straight mechanism（102）It is in rack（1）On be fixed with horizontal straightening pedestal（5）, horizontal straightening pedestal（5）Side horizontal direction activity One gap regulating block is installed（4）, horizontal straightening pedestal（5）And gap regulating block（4）On be separately installed with a row of horizontal straightening Idler wheel（6）；The vertical bar straightening mechanism（101）It is in rack（1）On be vertically and fixedly provided with vertical straightening pedestal（7）, vertical to adjust Straight pedestal（7）Top is movably installed with a gap regulating block（4）, vertical straightening pedestal（7）And gap regulating block（4）It is upper to pacify respectively Equipped with the vertical straightening idler wheel of a row（3）；The pipeline bar straightening mechanism（104）It is in right pipeline straightening mounting base（10）With left pipe Road straightening mounting base（13）Between the straightening pipeline that reinforcing bar passes through is installed（12）.

4. a kind of automatic folding type space as described in claim 1 split heads bender, it is characterised in that：The antarafacial folding Right end antarafacial bending mechanism in bender structure（106）With left end antarafacial bending mechanism（108）Linear movement direction and horizontal plane Respectively at 22.5 ° and -22.5 °, two antarafacial bending mechanism ends pass through reinforcing bar axis.

5. a kind of automatic folding type space as described in claim 1 split heads bender, it is characterised in that：The gear teeth Rack in clubfoot mechanism is the two-sided rack used.