CN201055893Y

CN201055893Y - Automatic steel bar straightening and shearing machine

Info

Publication number: CN201055893Y
Application number: CNU2007201098271U
Authority: CN
Inventors: 许友富
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-05-23
Filing date: 2007-05-23
Publication date: 2008-05-07
Anticipated expiration: 2017-05-23

Abstract

The utility model relates to an automatic reinforcing steel straightening cutter, which comprises a feeding mechanism, a straightening mechanism, a cutting mechanism and a lay-off shelf, a working passageway is formed among each mechanism for steel plates to pass through, the cutting mechanism comprises a framework, a driving electric motor and a cutting device, the driving electric motor is arranged on the framework, and drives a flywheel on the framework to rotate. The utility model is characterized in that: the cutting device comprises an upper blade, a lower blade, a crank shaft, a clutch blade, an electric magnet and a travel switch; the travel switch is arranged on the lay-off shelf and is connected with the electric magnet, the electric magnet is connected with the clutch blade which is arranged between the crank shaft and the flywheel, the upper blade is fixedly connected with the crank shaft lower part, the lower blade is fixed on the framework of the cutting mechanism, the lower blade is positioned under the upper blade, and the cutting points of the two blades are opposite. The utility model is characterized in relatively small volume, convenient disassembly and assembly, steady operating performance of the complete machine and longer service life.

Description

Automatic concrete-bar straightening-cutting machine

Technical field

The utility model relates to a kind of automatic concrete-bar straightening-cutting machine.

Background technology

The concrete-bar straightening-cutting machine kind of Shi Yonging is more in the market, the big energy consumption height of the common power of these machines, the cut-out of reinforcing bar is meshing with each other by two groups of gear wheels usually, and blade realizes, blade is fragile can not to be reversed, so the cost of machine is higher, and volume is also huger, it is also very inconvenient to carry, and the mode gear wear of gears engaged is very fast, needs frequent renewal part, thus cause safeguard and operating cost also high.

The utility model content

The purpose of this utility model is to provide a kind of automatic concrete-bar straightening-cutting machine, adopts a kind of brand-new cut-out mode, and it is less relatively to have a volume, easy accessibility, the complete machine stable work in work, service life longer characteristics.

For achieving the above object by the following technical solutions:

A kind of automatic concrete-bar straightening-cutting machine, comprise feed mechanism, straightening mechanism, shut-off mechanism and blanking rack, form a service aisle that supplies reinforcing bar to pass between each mechanism, described shut-off mechanism comprises frame, drive motors and shearing device, and drive motors is arranged on the frame, and the flywheel on the drive chassis rotates, it is characterized in that: described shearing device is by upper and lower blade, bent axle, the clutch blade is inhaled iron and travel switch and is formed; Travel switch is arranged on the blanking rack, described travel switch is inhaled iron phase with electricity and is connected, and electricity suction iron links to each other with the clutch blade, the clutch blade is arranged between bent axle and the flywheel, cutter is connected in the bottom of bent axle, described bottom knife then is fixed on the frame of shut-off mechanism, and bottom knife is positioned at the below of cutter, and the edge of a knife of two blades is corresponding.

Described cutter is a square blade, blade has deep-slotted chip breaker in both sides up and down, described bottom knife is that square blade inside has two arcuate sockets that become right-angled intersection, and bottom knife connects firmly on the frame by pressing plate, also has arcuate socket on the pressing plate and communicates with the arcuate socket of bottom knife inside.

Reinforcing bar is transported to straightening mechanism with the contact roller of feed mechanism with reinforcing bar during the utility model work, straightening mechanism carries out straightening to reinforcing bar, reinforcing bar after the straightening is sent to blanking rack through the through hole of bottom knife, on described blanking rack, be provided with the travel switch of control bar cutting length, when when the good reinforcing bar of straightening is sent to blanking rack, running into travel switch, the travel switch energising is connected electricity and is inhaled iron, electricity is inhaled Tie Tong electricity work pulling clutch blade, thereby flywheel drives bent axle and rotates, cutter is with regard to the fixed crankshaft bottom, bent axle rotates and makes cutter produce down motion, when cutter moves down, cooperate and cut off reinforcing bar, be cut off at reinforcing bar and break away from the back travel switch and do not run into the travel switch outage by reinforcing bar by bottom knife, electricity is inhaled iron and is returned to the home position, and this moment, flywheel was with respect to bent axle idle running wait operation next time.The utility model adopts the mode that goes up the bottom knife cooperation to cut off reinforcing bar, with respect to the volume that can significantly reduce equipment at present by the mode of gears engaged; The structure of bottom knife is very simple on the utility model, cutter is a tetragonal blade of sheet, after in cutting-off process, running into a surface wear, changeable direction is used again, blade is repaired again after wearing and tearing all appear in four direction, dismounting is very convenient, has prolonged simultaneously the service life of blade greatly, has overcome that the gear-engaged type blade is bulky, the shortcoming of dismounting trouble, service behaviour shakiness.

Description of drawings

Fig. 1, structural representation of the present utility model;

Fig. 2, the utility model part-structure schematic diagram.

The specific embodiment

Shown in Fig. 1-2, a kind of automatic concrete-bar straightening-cutting machine, comprise feed mechanism 1, straightening mechanism 2, shut-off mechanism 3 and shedding mechanism 4, form a service aisle that supplies steel disk to pass between each mechanism, described shut-off mechanism 3 comprises frame 31, drive motors and shearing device, drive motors is arranged on the frame, and the rotation of the flywheel on the drive chassis 32, described shearing device is by upper and

lower blade

33,34, bent axle, iron 35 inhaled by clutch blade, electricity and travel switch 36 is formed; Described travel switch 36 is inhaled iron 35 with electricity and is connected, and electricity suction iron 35 links to each other with the clutch blade, the clutch blade is arranged between bent axle and the flywheel 32, cutter 33 is connected in the bottom of bent axle, described cutter 33 is a square blade, blade has deep-slotted chip breaker in both sides up and down, described bottom knife 34 inside have two arcuate sockets that present right-angled intersection mutually, arcuate socket is one can pass through hole for reinforcing bar, described bottom knife 34 is fixed on the frame of shut-off mechanism by pressing plate, also have an arcuate socket that is connected with arcuate socket on the bottom knife on the pressing plate, bottom knife is positioned at the below of cutter 33, and the edge of a knife of two blades is corresponding.

Reinforcing bar enters from the charging aperture of feed mechanism 1 during the utility model work, reinforcing bar is contact roller 11 about feed mechanism, 12 extruding promote down, reinforcing bar slowly is transported to straightening mechanism 2, reinforcing bar to original change song in straightening mechanism 2 carries out straightening and cleaning, reinforcing bar after straightening mechanism will pass from the reinforcing bar arcuate socket of bottom knife 34, reinforcing bar further is sent to blanking rack 4 after passing the reinforcing bar arcuate socket of bottom knife 34, on described blanking rack 4, be provided with the travel switch 36 of control reinforcing bar Cutting Length, when when the good reinforcing bar of straightening is sent to blanking rack 4, running into travel switch, travel switch 36 energisings are connected electricity and are inhaled iron 35, electricity is inhaled iron 35 energising work pulling clutch blade, the clutch blade is connected between flywheel and the bent axle, thereby flywheel can drive bent axle and rotate, cutter 33 is with regard to the fixed crankshaft bottom, bent axle rotates and uses cutter 33 to produce down motion, when cutter 33 moves down, cooperate and cut off reinforcing bar with bottom knife 34, after being cut off, reinforcing bar drops automatically on blanking rack, wait is taken away, travel switch 36 automatically resets when reinforcing bar falls to, the travel switch outage, electricity is inhaled iron 35 and is returned to the home position, do not have the clamping of clutch blade this moment between flywheel 32 and the bent axle, operation is next time waited in flywheel idle running.The utility model adopts the mode that goes up the bottom knife cooperation to cut off reinforcing bar, with respect to the volume that can significantly reduce equipment at present by the mode of gears engaged.

The structure of bottom knife is very simple on the utility model in addition, cutter 33 is a tetragonal metal derby of sheet, have deep-slotted chip breaker in both sides up and down at blade, after in cutting process, running into a surface wear, changeable direction is used again, blade is repaired again after wearing and tearing all appear in four direction, in like manner bottom knife inside is the arcuate socket of right-angled intersection mutually, after wearing and tearing appear in cutting process, can continue to use by switching direction too, the arcuate socket of two right-angled intersections of bottom knife has four ports, adding tow sides again can use, just quite can have eight switching directions to continue to use after all finishings, prolong the service life of blade greatly, it is bulky also to have overcome the gear-engaged type blade simultaneously, the dismounting trouble, the shortcoming of service behaviour shakiness.

The utility model also is provided with some slotted eyes that cooperate with the clutch blade on described flywheel, flywheel idle running distance when this set can reduce clutch blade insertion slotted eye, response speed when the raising cutter is disconnected, the accuracy of assurance shearing length.

Claims

1. automatic concrete-bar straightening-cutting machine, comprise feed mechanism, straightening mechanism, shut-off mechanism and blanking rack, form a service aisle that supplies steel disk to pass between each mechanism, described shut-off mechanism is by frame, drive motors and cutter sweep, drive motors is arranged on the frame, and the rotation of the flywheel on the drive chassis, it is characterized in that: described cutter sweep inhales iron by last bottom knife, bent axle, clutch blade, electricity and travel switch is formed; Travel switch is arranged on the blanking rack, described travel switch is inhaled iron phase with electricity and is connected, and electricity suction iron links to each other with the clutch blade, the clutch blade is arranged between bent axle and the flywheel, cutter is connected in the bottom of bent axle, described bottom knife then is fixed on the frame of shut-off mechanism, and bottom knife is positioned at the below of cutter, and the edge of a knife of two blades is corresponding.

2. a kind of automatic concrete-bar straightening-cutting machine as claimed in claim 1, it is characterized in that: described cutter is a square blade, blade has deep-slotted chip breaker in both sides up and down, described bottom knife inside has arcuate socket, bottom knife connects firmly on the frame by pressing plate, has the arcuate socket that communicates with the inner arcuate socket of bottom knife on the pressing plate.