CN101417309B - Quick energy-saving automatic aligning cutting-off device - Google Patents
Quick energy-saving automatic aligning cutting-off device Download PDFInfo
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- CN101417309B CN101417309B CN2008101363933A CN200810136393A CN101417309B CN 101417309 B CN101417309 B CN 101417309B CN 2008101363933 A CN2008101363933 A CN 2008101363933A CN 200810136393 A CN200810136393 A CN 200810136393A CN 101417309 B CN101417309 B CN 101417309B
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Abstract
The invention relates to a fast and energy-saving automatic straightening cutting machine, which is mainly used for the automatic straightening and fixed-length stock cutting of linear materials such as reinforcing steel bars used in the construction field, and has the main structure as follows: a straightening drum is driven by an electric motor by a belt; simultaneously, the electric motor sequentially drives an angle tooth belt pulley, a rear axle angle gear, a plate gear and a front feeding main shaft by another belt; the front feeding main shaft drives a feeding assembly and a traction assembly; and the plate gear drives a cutting assembly. The straightening cutting machine has the advantages that: the rear axle angle gear is directly decelerated to drive the plate gear on the front feeding main shaft, and the gear on the main shaft simultaneously drives the gear transmission structure along which a clutch gear, an upper compress roller and a back feeding roller rotate simultaneously, thus reducing multistage speed change of the overall unit as well as the amount of a plurality of gears and shafts; the structure is extremely simple, the machine can work only needing one 5.5KWelectric motor, and about 6 kilowatt-hours of electricity are needed for straightening and cutting one ton of reinforcing steel bars, thus extremely saving the electricity and energy.
Description
Technical field
The present invention relates to a kind of automatic aligning cutting-off device.Particularly a kind of quick and energy-conservation automatic aligning cutting-off device, this aligning cutting-off device are mainly used in the automatic straightening and the fixed length blanking of the wire rods such as reinforcing bar that use on the construction site and cut off.
Background technology
In the patent application document formerly " automatic wire rod drag alignment shearing apparatus " that we declare, particularly, can find that not openly motor 1 is the detail that how to drive straightening drum, moving feeding assembly and traction assembly, shears assembly in conjunction with Fig. 1 of this patent application document.
Present China colleague CT4-12 that producer produced, the control cutting method of CT4-14 type automatic wire aligning cutting-off device, there are two kinds substantially, there is mechanical drive gear to shear and oil pump hydraulic pressure propelling shearing, usually the machine driving of CT4-14 type is sheared, complete machine need be joined two motors and worked simultaneously, and actual straightening is sheared the discharging speed per minute and finished about 30 meters one ton of wire rod reinforcing bar of straightening and abscinding, need about power consumption 12 degree, 2. this machine structure draws cutting system by 1. straightening system.1. straightening system is by one 4 grades 4KW motor direct-drive straightening drums, with the wire rod bar straightening; 2. draw cutting system, by the large-scale belt pulley of Φ 600mm on 6 grades of 5.5KW motor-driven traction shearing reduction gearing axles of a special use, drive by the reduction pinion teeth on the deboost axle, disjunctor gear on the clutch shaft and duplex stationary saw generating gear 13, gap bridge pinion by disjunctor gear next door drives again, pass a bridge deceleration gear wheel on the axle is driven the feed spool gear and is gone up the pinch rollers shaft gear and rotate simultaneously by the pinion on the axle of passing a bridge, and the traction of the wire rod reinforcing bar in the straightening drum is sent; 3. cutting system is rotated by duplex spur gear and the stationary saw generating gear 13 that the disjunctor spur gear that is installed on the Pulley shaft drives on the clutch shaft, be installed in the movable saw-shaped gear 14 of clutch shaft middle part, interlock and the control that separates with the stationary saw generating gear 13 that rotates, S type groove on the positioning hanger plate washer that is connected by electromagnet and movable saw-shaped gear 14 cylindricals and bumping post cooperate to be finished, when the needs cut-to-length, push up to travel switch fixed length plate washer by the operation of the steel bar end in the fixed length runway groove, connect the electromagnet coil power supply, electromagnet connects shoulders 7 font positioning hangers on the bar plate, cubic positioning iron with movable saw-shaped gear 14 next doors, mention separately, simultaneously movable saw-shaped gear 14 is aside under the pressure of spring, fast and the sawing shape gear interlock of rotating on the duplicate gear be one, drive clutch shaft and rotate 180 degree, by the big shearing gear of the Φ of shear knife up and down 320mm fixing on the gear drive casing of installing on the clutch shaft with the fixed length bar cutting in the runway groove.Simultaneously turn handle through chain the discharging supporting plate is opened by the rolling cylinder of shearing on the gear that slides, reinforcing bar falls in the runway groove automatically, the travel switch plate washer is in magnet control coupling hook and shifting roller plate washer under the pulling force at return spring, get back to original position, shifting roller is got back in the S type curved slot of movable saw-shaped gear 14 cylindricals under the impulse inertia of shearing gear wheel, four directions shelves iron on the clutch carrier wheel is tangled, play the automatic location separation of 360 degree extension and stop effect, finish the once task of automatic shearing blanking, get back to next duty.Adopt mechanically operated control shear constitution, must use a plurality of disjunctor spur gears that vary in size and the method for multi-change speed to finish, particularly control the quick interlock of the stationary saw generating gear 13 of conjuncted spinning roller on movable saw-shaped gear 14 that clutch shears and the clutch shaft, with separate the positioning hanger device, because the diameter of shear knife gear wheel is big, weight is big, shear rate is fast, the impulse inertia Z-TEK that is produced during shear reinforcement is not big, often it is malfunctioning to occur positioning hanger control in actual use, cause the shearing gear wheel to rotate continuously, the waste of the short material of the shearing that does not stop reinforcing bar, simultaneously, causing the positioning iron of controlling on positioning hanger and the movable saw-shaped gear 14 seriously to touch wearing and tearing causes machine normally not use.For the market of following up, it is fast will to solve the shearing gear speed, recoil inertia force is big, causes the mechanical performance instability, the control positioning hanger, contact is bumped wearing and tearing and is caused, control this malfunctioning a great problem, domestic a plurality of colleague producer, development and production successively go out the automatic aligning cutting-off device that oil pump hydraulic pressure advances cutting method, because the difference of oil pump hydraulic cutter straightener drive mechanism must use 3 motors to work simultaneously.1. straightening system: by a 5.5KW motor direct-drive straightening drum with bar straightening; 2. use special-purpose assorted reduction box device of a 3KW motor-driven, will draw the feeding roller, drive simultaneously the traction of the wire rod reinforcing bar in the straightening drum is sent; 3. shear hydraulic oil pump with a 4KW motor-driven again, when reinforcing bar needs cut-to-length, by the fixed length travel switch on the runway frame, connect the pump valve electric-controlled switch, hydraulic oil in the fuel tank, under the pressure of motor-driven rotation in high-pressure oil pipe enters oil cylinder, in-oil cylinder piston knife bar is released, by being installed in blade on the piston knife bar and the fixed blade on the follow rest, the side advances the bar cutting in the runway groove, shears about 40 meters of discharging speed per minutes, straightening is sheared 1 ton of wire rod reinforcing bar and is needed about power consumption 15 degree, the hydraulic cutter method, in use the deficiency of Fa Xianing has 1, because each hydraulic pressure advances the speed of shearing, and is restricted, and actual the shearing, feed and withdrawing, the working time of return needs to finish about 1.5 seconds at every turn, and the discharging length of straightening wire rod reinforcing bar, about 66 centimeters of per seconds, so, cause the reinforcing bar of the fixed length blanking cut-out of one meter left and right sides length to finish, increased once the manual trouble of shearing to the user.2, the hydraulic oil in the oil pump fuel tank is subjected to different regions and seasonal influence, particularly winter simultaneously, and oil pump must be started shooting in advance, wait in the oil pump on the temperature after, entire machine could the normal boot-strap use, brings certain trouble and inconvenience to the user.3, because this machine adopts hydraulic pressure, shear the difference of traction feeding structure, complete machine needs 3 machine operation simultaneously, causes production cost and waste of electric energy high.
Summary of the invention
The object of the present invention is to provide the simple automatic aligning cutting-off device of a kind of control structure, this automatic aligning cutting-off device production cost is low, only needs a machine operation, thereby more energy-conservation; While and shearing are fast.
Technical scheme of the present invention has following:
Quick and energy-conservation automatic aligning cutting-off device, wherein: motor is by one belt drives straightening drum; Motor drives angle toothed belt wheel, rear axle angle gear, dish gear, preceding feeding main shaft successively by another strand belt simultaneously; Preceding feeding main shaft drives feeding assembly and traction assembly; The dish gear drive is sheared assembly.
Quick and energy-conservation automatic aligning cutting-off device, wherein: the feeding assembly comprises preceding sprocket wheel, preceding chain, back feeding main shaft drives feeding roller; Material shaft gear, driving traction rollers before the traction assembly comprises; Preceding feeding main shaft one end drives traction rollers by preceding material shaft gear; The preceding feeding main shaft other end is successively by preceding sprocket wheel, preceding chain, back feeding main shaft drives feeding roller.
Quick and energy-conservation automatic aligning cutting-off device, wherein: shear assembly and comprise spur gear, clutch assembly, pinion, shearing gear; The dish gear drives by spur gear, clutch assembly, pinion successively and shears gear; Shear the shear knife that gear driven can block wire rod.
Quick and energy-conservation automatic aligning cutting-off device, wherein: clutch assembly comprises stationary saw generating gear, movable saw-shaped gear, positioning hanger, returning device, angle bar cover plate, spring, baffle plate, affects connector, electromagnetism brandreth, fixed axis, and wherein: the stationary saw generating gear is connected with end bearing before the fixed axis; Movable saw-shaped gear and fixed axis middle-end slip socket; Baffle plate is fixedly mounted on the fixed axis rear end; The two ends of spring are separately fixed on baffle plate and the movable saw-shaped gear; Be fixed with returning device on the cylindrical of movable saw-shaped gear; Snapping on the returning device of positioning hanger activity; Positioning hanger is installed on the angle bar cover plate, and angle bar cover plate one end is fixed on the frame; The electromagnet that is installed on the electromagnetism brandreth is connected with the angle bar cover plate by affecting connector; Stationary saw generating gear and movable saw-shaped gear activity engagement.
Quick and energy-conservation automatic aligning cutting-off device, wherein: affecting connector is rear chain, back sprocket wheel, SMIS hammer; SMIS is hammered an end into shape and is installed on the electromagnetism brandreth, and the SMIS hammer other end is by back sprocket wheel, rear chain pulling angle bar cover plate.
Quick and energy-conservation automatic aligning cutting-off device, wherein: positioning hanger is provided with a semicircular opening, and the semicircular opening lower end is provided with a slope with certain angle, and slope and semicircular opening seamlessly transit.
Quick and energy-conservation automatic aligning cutting-off device, wherein: returning device is made of the bearing that slides that is located at the vertical pivot on the movable saw-shaped gear cylindrical and be fixedly mounted on the vertical pivot.
Quick and energy-conservation automatic aligning cutting-off device, wherein: fixed axis and shifting axle adopt the structure of plane hex-shaped shaft, and the structure of plane hex hole is adopted in the SMIS hole of movable saw-shaped gear.
Quick and energy-conservation automatic aligning cutting-off device, wherein: the core shift wheel is installed on the fixed axis.
The present invention is through constantly improving, finished the design and the technical scheme of only using a motor to drive straightening drum simultaneously, move the feeding assembly and drawing assembly, shearing assembly.Wherein selecting angle toothed belt wheel, rear axle angle gear, dish gear, preceding feeding main shaft is to ensure that four are driven the key that parts are coordinated greatly, if design unreasonablely, needing to cause multiple electric motors could drive four big parts.
The effect of associated components of the present invention is as follows:
1. draw the transmission device of shearing, adopt back axle dish angle direct geared communtation deceleration to drive, its speed reducing ratio is big especially, after the special power saving commutation, angle toothed belt wheel shaft and straightening drum Pulley shaft be to consistent, only machine operation of need, can drive simultaneously, straightening traction shear, one ton of wire rod reinforcing bar of every straightening and abscinding can be saved the electricity charge more than 50%;
2. adopt the shear constitution of the control travelling gear of dish gear fixing on the preceding main feed spool of the direct deceleration of rear axle angle gear wheel shaft and spur gear and roller traction feeding of upper pressure wheel shaft gear and clutch gear shaft, because dish angle gear reduction efficient is higher than spur gear, can reduce the belt pulley in the complete machine and the quantity of a plurality of spur gears, saved simultaneously a motor again, thereby machine volume is little, in light weight, the manufacturing production cost is low, large-scale belt pulley and large-scale spur gear have been reduced, the energy consumption of complete machine obtains straight line and reduces;
3. common mechanical shearing gear wheel, cylindrical shear knife that uses and vertical being fixed in the circular hole of shearing the gear intermediate groove up and down of shearing gear straight-tooth angle, rotate simultaneously the wire rod bar cutting in the gear medial launder by two supporting shearing gears up and down, shear the shearing inclination up and down on the knife edge, necessarily requiring certain gear to pass the angle shearing inclination could be with the wire rod bar cutting, fixing cylindrical shear knife has only the knife edge of a face in the gear grooved, and shear the knife edge is consumable accessory, as long as just damaging, the knife edge must change whole pair of cylinder shear knife, in order to improve the service life of the knife edge, must will shear the gear dilated diameter to Φ 320mm, thicken 60-90mm, just can reach the requirement of actual shear knife sharp angle degree, because shearing the volume increasing weight of gear increases the weight of, it is not big to shear the fast impulse inertia Z-TEK that produces of rotary speed, cause movable saw-shaped gear 14 and control positioning hanger on the clutch shaft, control malfunctioning, the waste of short material appears shearing continuously, also cause simultaneously production cost high, the present invention is in order to solve this difficult problem, shear knife is improved to the plane square, shear gear and be reduced to diameter 190mm-240mm, thick 40mm-45mm, adopt the method for shearing tooth wheel side immovable support, but plane square shear-blade is fixed on the immovable support of shearing tooth wheel side transfer knife edge shearing inclination up and down, adopt plane square shear-blade, blade has eight knife edge faces, can change different knife edge faces eight times continuously, service life is long especially, solved because of the big Heavy Weight of gear, the fast impulsive force inertia that produces of shear rate is big, cause solenoidoperated cluthes malfunctioning and a great problem of waste reinforcing bar occurs shearing continuously, created good stable to the movable saw-shaped gear on the clutch shaft 14 and control positioning hanger and straightening complete machine simultaneously;
4. common mechanical gear is sheared the clutch shaft and the mobile clutch sawing shape gear of usefulness, two supporting mobile contacts of flat key convex-concave are only used in the mobile cooperation in SMIS hole, every flat key is only used 26 (mm) countersunk head screws, be fixed in the keyway on the clutch shaft, the strength of actual bar cutting, edge from two flat keys on the clutch shaft, because mobile clutch sawing shape gear groove SMIS hole, there is certain free space with the translation of the protruding axle of clutch, the gap, it is big to add that the shearing gear is sheared explosive force, the shearing number of times is more, mobile clutch gear speed is fast again, recoil inertia force in hook location is big, after machine uses a period of time, for example about 3-6 month, the flat key edge and the supporting carrier wheel hole recess edge that occur on the clutch shaft are damaged, the flat key screw pitches, shaft key groove and flat key gross distortion, cause the fixedly clutch saw shape tooth of mobile clutch sawing shape gear and duplicate gear, interlock is not in place, and is stuck, and machine sends the sound that clatters, both sides clutch saw shape crown is badly damaged, cause machine normally not use.The separation of clutch movable saw-shaped gear 14, be to finish by the pivot pin roller that the 360 degree Baltimore grooves of the S type curve on the sawing shape gear cylindrical and magnet control are shouldered on the inclined to one side iron plate of bar, the location that running saw shape tooth driving clutch shaft revolves three-sixth turn stops, same by on the inclined to one side iron plate of lever, 7 fonts hook cooperates to hang with the four directions shelves iron that give prominence on carrier wheel groove next door tightly to be finished, the SMIS fixed cover of control lever band iron plate, be installed on the casing with long bolt, shoulder the certain clearance that is combined with of core retainer plate and screw rod in the bar band iron, because location 7 fonts hook and mobile pivot pin scroll wheel on the band iron plate, with on the band iron plate in the middle of, fixed cover has certain length distance again, in actual use, because of clutch free gear and shearing gear wheel, rotating speed is fast, inertia is big, shear often, easily cause four directions shelves iron outstanding on the clutch free gear and 7 font positioning hangers on the inclined to one side iron plate of control to occur skidding, control malfunctioning, phenomenon appears shearing continuously, particularly when shearing the wire rod reinforcing bar of shorter size, impulse inertia power is bigger, shears out the bar dowel about 30 centimeters often, and the reinforcing bar of this size, often do not have the place of taking, in long-term use, learies is surprising.
In order to solve this difficult problem, the present invention develops a kind of by in the middle of the clutch shaft and the position of the supporting shifting axle in movable saw-shaped gear 14 SMIS holes, adopt hex-shaped shaft movable saw-shaped gear 14 SMIS holes, plane, adopt the supporting clutch structure that moves vertically of plane hex hole.Directly be fixed on the cylindrical of movable saw-shaped gear 14 with 304 bearings, with semicircle tiger, positioning hanger is welded on the clutch structure of the shearing controlled on the angle bar cover plate that can swing up and down, thoroughly solved because of shearing gear big, mobile clutch gear rotating speed is fast, inertia is big, the continuous shearing that brings causes the waste of shearing the chopsticks reinforcing bar.
5. clutch shaft adopts plane hexagon and movable saw-shaped gear 14 to adopt moving vertically of interior hexagon SMIS hole, 304 bearings are fixed on the cylindrical of movable saw-shaped gear 14, in the semi-circular tiger positioning hanger that is welded on the angle bar cover plate, the clutch structure that supporting control is sheared, it is fast to have speed, mechanical performance is steady, and long service life does not connect and cuts, processing technology is simple, easy to maintenance, advantage such as general standard machinery equipment can machine, and production cost is low.
Advantage of the present invention:
1, the dish gear on the feeding main shaft before the direct deceleration of employing rear axle angle gear, drive the gear transmission structure that clutch gear and last pinch rollers and back feeding roller rotate simultaneously simultaneously by the gear on the main shaft again, can reduce complete machine more piece speed change, the quantity of a plurality of gears and axle, structure is simple especially, only need a machine operation, for example only need a 5.5KW machine operation, straightening is sheared one ton of wire rod reinforcing bar and is only needed about 6 degree electricity, special power and energy saving, thereby be the fast automatic aligning cutting-off device of special power saving.Also reduced simultaneously the processing cost.
Quick and energy-conservation characteristics have been demonstrated fully.
2, shear-blade is improved to the plane square, it is 192mm that the shearing gear changes minor diameter, thick 40mm, the method for employing shearing tooth wheel side immovable support is fixed on plane square blade on the knife rest of shearing tooth wheel side, do not exist because of gear big, Heavy Weight, the fast impulse inertia of shear rate is big, causes the waste of the short material of the malfunctioning continuous shearing of Clutch Control, shear knife can commutate continuously and use 8 times, and blade is long especially service life.
3, hex-shaped shaft and movable saw-shaped gear 14 SMIS holes are supporting with employing plane inner hexagonal hole in the middle of the clutch, and the method for Yi Donging has guaranteed that movable saw-shaped gear 14 slides the stability of mobile reliability and machinery vertically vertically.
4, on the cylindrical of movable saw-shaped gear 14, adopt fixing bearing top circle scrolling method, the leading flank touch scrolling that moves up and down the semicircle tiger edge that welds on the angle bar cover plate in control slides and enters in the semicircle tiger positioning hanger, the cooperation control separation method that interior hexagonal movable saw-shaped gear 14 on the clutch shaft is separated vertically the location pinning with the duplex stationary saw generating gear 13 quick skews on the clutch shaft, it is fast to have separating rate, anti-force is little, the location is pinned steady, advantages such as shearing continuously do not appear in long service life.
Description of drawings
Accompanying drawing 1 is the drive mechanism schematic diagram of each critical piece of the present invention.
Accompanying drawing 2 is the structural representation of clutch assembly of the present invention.
Accompanying drawing 3 is the schematic diagram of external structure intuitively of the present invention.
Reference numeral: motor 1, straightening drum 2, rear axle angle gear 3, dish gear 4, preceding feeding main shaft 5, preceding material shaft gear 6, traction rollers 7, preceding sprocket wheel 8, preceding chain 9, back feeding main shaft 10, feeding roller 11, spur gear 12, stationary saw generating gear 13, movable saw-shaped gear 14, spring 15, fixed axis 16, pinion 17, shear gear 18, angle bar cover plate 19, returning device 20, positioning hanger 21, rear chain 22, back sprocket wheel 23, electromagnetism brandreth 24, discharging cover mouth 25, hole 26 is entered in back charging, back feeding pinch rollers handle 27, front haulage roller pinch rollers bolt handle 28, the program control case 29 of electrical equipment, armature wire 30, core shift wheel 31, straightening frame 32.
Specific embodiment
Embodiment 1, quick and energy-conservation automatic aligning cutting-off device, wherein: motor 1 is by one belt drives straightening drum 2; Motor 1 drives angle toothed belt wheel, rear axle angle gear 3, dish gear 4, preceding feeding main shaft 5 successively by another strand belt simultaneously; Preceding feeding main shaft 5 drives feeding assemblies and traction assembly; Dish gear 4 drives shears assembly.
Embodiment 4, quick and energy-conservation automatic aligning cutting-off device, wherein: clutch assembly comprises stationary saw generating gear 13, movable saw-shaped gear 14, positioning hanger 21, returning device 20, angle bar cover plate 19, spring 15, baffle plate, affects connector, electromagnetism brandreth 24, fixed axis 16, and wherein: stationary saw generating gear 13 is connected with end bearing before the fixed axis 16; Movable saw-shaped gear 2 and fixed axis 16 middle-end slip sockets; Baffle plate is fixedly mounted on fixed axis 16 rear ends; The two ends of spring 15 are separately fixed on baffle plate and the movable saw-shaped gear 14; Be fixed with returning device 20 on the cylindrical of movable saw-shaped gear 14; Snapping on the returning device 20 of positioning hanger 21 activities; Positioning hanger 21 is installed on the angle bar cover plate 19, and angle bar cover plate 19 1 ends are fixed on the frame; The electromagnet that is installed on the electromagnetism brandreth 24 is connected with angle bar cover plate 19 by affecting connector; Stationary saw generating gear 13 and movable saw-shaped gear 14 movable engagements.All the other are with embodiment 1 or 2.
Embodiment 5, quick and energy-conservation automatic aligning cutting-off device, wherein: affecting connector is rear chain 22, back sprocket wheel 23, SMIS hammer; SMIS is hammered an end into shape and is installed on the electromagnetism brandreth 24, and the SMIS hammer other end is by back sprocket wheel 23, rear chain 22 pulling angle bar cover plates 19.All the other are with embodiment 4.
Embodiment 6, quick and energy-conservation automatic aligning cutting-off device, wherein: positioning hanger 21 is provided with a semicircular opening, and the semicircular opening lower end is provided with a slope with certain angle, and slope and semicircular opening seamlessly transit.All the other are with embodiment 4.
Embodiment 7, quick and energy-conservation automatic aligning cutting-off device, wherein: returning device 20 is made of the bearing that slides that is located at the vertical pivot on movable saw-shaped gear 14 cylindricals and be fixedly mounted on the vertical pivot.All the other are with embodiment 4.
Embodiment 8, quick and energy-conservation automatic aligning cutting-off device, wherein: fixed axis and shifting axle adopt the structure of plane hex-shaped shaft, and the structure of plane hex hole is adopted in the SMIS hole of movable saw-shaped gear 14.All the other are with embodiment 4.
Embodiment 9, quick and energy-conservation automatic aligning cutting-off device, wherein: core shift wheel 31 is installed on the fixed axis 16.All the other are with embodiment 1 or 4.
Be operation principle below:
Back feeding pinch rollers handle 27, front haulage roller pinch rollers bolt handle 28, the program control case 29 of electrical equipment, core shift wheel 31, straightening frame 32, tool box 33 are accessory.
Between power set and shear, quick clutch device is set.Stationary saw generating gear 13 external power set wherein.Fixed axis 16 connects and the driving shear.
When if clutch separates, stationary saw generating gear 13 is worked alone, does not come in contact with movable saw-shaped gear 14.Because of stationary saw generating gear 13 is connected with end bearing before the fixed axis 16; In the time of drive power source stationary saw generating gear 13, stationary saw generating gear 13 is not drive fixed axis 16, and so the shear that is driven by fixed axis 16 is in idle state.
When the needs shear carries out shear reinforcement, can be as required in appropriate automatic or manual connect the electromagnet that is installed on the electromagnetism brandreth 24, the electromagnet energising, the SMIS hammer is by its inside of electromagnetism brandreth 24 inspirations, by with back sprocket wheel 23 that SMIS hammer is connected on rear chain 22 drag angle bar cover plate 19, positioning hanger 21 has been dragged, separated with returning device 20 on the movable saw-shaped gear 14.Movable saw-shaped gear 14 is under the pressure of spring 15, quick vertically and stationary saw generating gear 13 interlocks are one, carry out engaged transmission, stationary saw generating gear 13 drives movable saw-shaped gear 14 rotations, and the plane hex-shaped shaft of the middle-end of fixed axis 16 employing at this moment adopts the plane hex hole to match with the SMIS hole of movable saw-shaped gear 14, and movable saw-shaped gear 14 connects the mode that drives by axis hole and drives fixed axis 16.Fixed axis 16 drives shear again, finishes once and shears.
Clutch is transferred to released state from engaged transmission following two kinds of situations:
First: fixed axis 16 continues rotation earlier, when the returning device 20 on the movable saw-shaped gear 14 rotates to positioning hanger 21 contacted positions by the time, because action of inertia, the bearing that slides on the returning device 20 enters in the semicircular opening along the slope of positioning hanger 21 lower ends smoothly, the hook 21 that is positioned fastens, and meanwhile, movable saw-shaped gear 14 is separated with stationary saw generating gear 13, no longer accept engaged transmission, get back to initial position.So far, the present invention has finished the once complete course of work.
Second: the power supply that also can directly close electromagnetism brandreth 24, the SMIS hammer flicks from electromagnetism brandreth 24, positioning hanger 21 on the angle bar cover plate 19 is got back to the home position because of inertia, positioning hanger 21 fastens returning device 20 again, because of angle bar cover plate 19 is fixed on the frame, just by force stationary saw generating gear 13 is separated with movable saw-shaped gear 14.
Claims (5)
1. quick and energy-conservation automatic aligning cutting-off device, motor (1) is by one belt drives straightening drum (2); Motor (1) drives angle toothed belt wheel, rear axle angle gear (3), dish gear (4), preceding feeding main shaft (5) successively by another strand belt simultaneously; Preceding feeding main shaft (5) drives feeding assembly and traction assembly; Dish gear (4) drives shears assembly; It is characterized in that: the feeding assembly comprises preceding sprocket wheel (8), preceding chain (9), back feeding main shaft (10), feeding roller (11); Material shaft gear (6), traction rollers (7) before the traction assembly comprises; Preceding feeding main shaft (5) one ends drive traction rollers (7) by preceding material shaft gear (6); Preceding feeding main shaft (5) other end drives feeding roller (11) by preceding sprocket wheel (8), preceding chain (9), back feeding main shaft (10) successively.
2. quick and energy-conservation automatic aligning cutting-off device according to claim 1, wherein: shear assembly and comprise spur gear (12), clutch assembly, pinion (17), shear gear (18); Dish gear (4) drives by spur gear (12), clutch assembly, pinion (17) successively and shears gear (18); Shear gear (18) and drive shear knife.
3. quick and energy-conservation automatic aligning cutting-off device according to claim 2, it is characterized in that: clutch assembly comprises stationary saw generating gear (13), movable saw-shaped gear (14), positioning hanger (21), returning device (20), angle bar cover plate (19), spring (15), baffle plate, affects connector, electromagnetism brandreth (24), fixed axis (16), and wherein: stationary saw generating gear (13) is connected with the preceding end bearing of fixed axis (16); Movable saw-shaped gear (14) and fixed axis (16) middle-end slip socket; Baffle plate is fixedly mounted on fixed axis (16) rear end; The two ends of spring (15) are separately fixed on baffle plate and the movable saw-shaped gear (14); Be fixed with returning device (20) on the cylindrical of movable saw-shaped gear (14); Positioning hanger (21) snaps on the returning device (20) versatilely; Positioning hanger (21) is installed on the angle bar cover plate (19), and angle bar cover plate (19) one ends are fixed on the frame; The electromagnet that is installed on the electromagnetism brandreth (24) is connected with angle bar cover plate (19) by affecting connector; The movable engagement of stationary saw generating gear (13) and movable saw-shaped gear (14).
4. quick and energy-conservation automatic aligning cutting-off device according to claim 3 is characterized in that: affecting connector is rear chain (22), back sprocket wheel (23), SMIS hammer; SMIS is hammered an end into shape and is installed on the electromagnetism brandreth (24), and the SMIS hammer other end is by back sprocket wheel (23), rear chain (22) pulling angle bar cover plate (19).
5. quick and energy-conservation automatic aligning cutting-off device according to claim 3 is characterized in that: returning device (20) is made of the bearing that slides that is located at the vertical pivot on movable saw-shaped gear (14) cylindrical and be fixedly mounted on the vertical pivot.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2008101363933A CN101417309B (en) | 2008-12-08 | 2008-12-08 | Quick energy-saving automatic aligning cutting-off device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2008101363933A CN101417309B (en) | 2008-12-08 | 2008-12-08 | Quick energy-saving automatic aligning cutting-off device |
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| CN101417309A CN101417309A (en) | 2009-04-29 |
| CN101417309B true CN101417309B (en) | 2011-12-07 |
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| CN109175155B (en) * | 2018-11-19 | 2024-01-19 | 无锡腾佳机械科技有限公司 | Double-speed steel bar straightening and cutting machine |
| CN112974673B (en) * | 2021-02-25 | 2023-04-14 | 青岛鑫硕业水泥制品有限公司 | Steel bar cutting device |
| CN113976640B (en) * | 2021-12-29 | 2022-08-19 | 邯郸一三高研科技有限公司 | High-speed cold rolling straight bar reinforcing bar production guide device |
| CN115644628B (en) * | 2022-11-05 | 2023-11-14 | 广州市弘锦科技有限公司 | Adjustable armrest |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201300181Y (en) * | 2008-12-08 | 2009-09-02 | 龙乐武 | Quick and energy-saving automatic straightening cut-off machine |
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2008
- 2008-12-08 CN CN2008101363933A patent/CN101417309B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201300181Y (en) * | 2008-12-08 | 2009-09-02 | 龙乐武 | Quick and energy-saving automatic straightening cut-off machine |
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|---|---|
| CN101417309A (en) | 2009-04-29 |
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