A kind of plate bending device
Technical field
The present invention relates to sheet fabrication fields more particularly to plank to bend field.
Background technology
Metal plate be it is a kind of for thickness in the synthesis cold machining process of 6mm sheet metals below, including cut, rush, cutting, is multiple
Close, folding, welding, riveting, splicing, molding etc., significant feature is exactly Same Part consistency of thickness, passes through metal plate industrial processes
The product gone out is called sheet metal component.Since sheet metal component has light-weight, intensity is high, conductive, at low cost, scale of mass production performance is good etc.
Feature is widely applied in fields such as electronic apparatus, communication, auto industry, medical instruments.
Sheet metal component needs the plank first to monoblock to cut in generating process, is then carried out again to the plank after cutting
The cold working such as bending, punching press, welding, eventually form sheet metal component.Needed when needing to bend plank, after plate cutting from
It removes in cutting work station, when transporting bending station and bent, and being bent to plank, needs again to cutting formation
Two plates are retightened, i.e., are fixed three times altogether, and fixed three times to plank progress time-consuming, reduces the life of sheet metal component
Produce efficiency.
Notification number is that the patent of CN204725129U discloses a kind of sheet metal cutting apparatus for bending, is carried out to plank
Plank need not be shifted after cutting can continue to bend.Device include cope plate, lower template, cut-off knife, flanging locating piece and
Flanging pressing block is equipped with cut-off knife among cope plate, and respectively one flanging locating piece of installation, lower template are equipped on the both sides of cope plate
Two fixed stations corresponding with flanging locating piece, lower template centre are equipped with through-hole, flanging pressing block are equipped with below lower template,
It is mounted on oil cylinder on cut-off knife, flanging locating piece and flanging pressing block.When processing sheet metal component, plate cutting is first two by cut-off knife
The smaller plank of block size, then pressing block move upwards, so that two plates is bent.So only needing to carry out once plank solid
It is fixed, sheet metal component is removed after the completion of bending, saves second of fixation, time that is fixed for the third time and removing sheet metal component,
The production efficiency of sheet metal component is improved, and can once bend two plates, further increases production efficiency.
But cut-off knife will produce a large amount of clasts when being cut to plank, part clast is attached to plate surface, works as punching
When briquetting carries out punching press to plank, clast is between pressing block and plank, or between plank and fixed station, in punching press
Under the pressure effect of block, it is easy to form groove or cut in plate surface, the appearance of sheet metal component is made to be destroyed.
Invention content
The purpose of the present invention is to provide a kind of plate bending devices for the clast that timely cleaning cutting generates.
In order to achieve the above objectives, the technical scheme is that:A kind of plate bending device, including rack, from top to down
Compression hydraulic cylinder, cutting mechanism, workbench, punch and the punching press hydraulic cylinder of setting compress hydraulic cylinder, workbench and punching press hydraulic pressure
Cylinder is each attached in rack, and punch is fixed on the push rod of punching press hydraulic cylinder, workbench be equipped with for punch by punching press it is logical
Road;It compresses and is fixed with fixed seat on the push rod of hydraulic cylinder, cutting mechanism includes shaft, turntable, motor, collecting box and at least two
Compact heap, shaft run through compact heap in the horizontal direction, and motor, collecting box and compact heap are each attached in fixed seat, motor driving
Shaft rotates;Collecting box is equipped with closed discharge port, and filter screen is fixed in collecting box, and shaft connects with collecting box rotation
It connects, the cavity being connected to collecting box is equipped in shaft;At least one sliding cavity positioned at shaft periphery, sliding are equipped in compact heap
Intracavitary, which is equipped with, to be fixed with piston rod on the piston of sliding cavity wall sliding, piston, and piston rod can be pushed by being fixed in shaft
Cam, between sliding cavity and piston be equipped with the first spring, the first both ends of the spring be separately fixed at piston and sliding cavity wall on,
Sliding cavity is fixed with breather check valve and outgassing nonreturn valve far from piston rod one end, the outlet side of outgassing nonreturn valve towards turntable,
The inlet end of breather check valve is connected to collecting box;Turntable is located above punching press channel and is fixed on shaft periphery, turntable periphery
Slot is skidded off equipped with several, is skidded off and is equipped with second spring in slot and can distinguish along the polishing part for skidding off slot sliding, second spring both ends
It is fixed on polishing part and skids off trench bottom, the inlet hole that turntable both sides are equipped with towards compact heap and are connected to cavity.
When being processed to plank, first plank is placed on the table, and plank is made to be located above punching press channel.Then
It opens and compresses hydraulic cylinder, and the push rod for controlling hydraulic cylinder stretches out, at this time fixed seat slide downward, cutting mechanism slide downward,
It is closed when compact heap is pressed on plank and compresses hydraulic cylinder, compact heap presses plank on the table at this time.Motor is opened again,
Motor-driven rotatable shaft rotates, and the turntable being fixed in shaft rotates therewith, and the polishing part in turntable is rotated with turntable, is beaten
It is subject to centrifugal forces to grind part, and skids off under the influence of centrifugal force from skidding off in slot, so that plank is ground when with web contact
Damage.The power for gradually increasing motor makes the rotating speed of shaft gradually increase, and the centrifugal force that polishing part is subject to gradually increases, polishing part
The length stretched out from turntable gradually increases, and the plank contacted below polishing part and with polishing part is gradually rubbed, and is divided
It is segmented into the smaller plank of two block sizes.
When motor works, polishing part and a large amount of clasts of generation at web contact, drive, which is fixed on, while shaft rotates turns
Cam on axis rotates, and pushes the piston rod contacted in cam rotation process, makes in piston rod retraction sliding cavity, piston rod
Piston sliding is pushed, the space of sliding cavity reduces at this time, and the gas in sliding cavity is discharged from outgassing nonreturn valve, and the gas of discharge will
The clast of generation is blown to turntable side.After cam is detached from piston rod, piston resets under the effect of the first spring, slides at this time
The space of chamber increases, and the gas in collecting box is inhaled into sliding cavity, and at the same time, the gas in cavity is inhaled into collecting box
In, the air around turntable is inhaled into from inlet hole in cavity, in the whole process, close to turntable clast with turntable around
Air be inhaled into cavity, enter collecting box then as gas, then stopped by filter screen, be stored in collecting box,
Clast in air is reduced.
After being cut into the smaller plank of two block sizes, close motor, shaft and turntable stop operating, polishing part no longer by
To the effect of centrifugal force, polishing part is during retraction skids off slot under the action of second spring, and no longer with web contact.Punching is opened again
Pressure cylinder, and the push rod for controlling punching press hydraulic cylinder moves upwards, punch moves upwards, and keeps plank curved after punch and web contact
Folding, then control in the downward retraction punching press hydraulic cylinder of push rod of punching press hydraulic cylinder, the upward retraction pressure of push rod of control compression hydraulic cylinder
In tight hydraulic cylinder, upward sliding, compact heap loosen plank to fixed seat therewith, and plank is removed from workbench, and completion is once cut
It cuts and bends;When clast in collecting box is more, discharge port is opened, clast is taken out from discharge port.
This programme has the beneficial effect that:
(1) motor-driven rotatable shaft rotates, and turntable and cam rotate therewith, and polishing part polishes to plank, cam pushes away
Piston bar simultaneously makes piston slide, and the gas in sliding cavity is blown out from outgassing nonreturn valve, and the clast that polishing is generated is to turntable
Side is blown, and is sucked air during piston reset, so that the air around turntable is mixed clast and be inhaled into cavity, avoid
Clast is attached to plate surface, to which clast leaves groove or cut in plate surface when avoiding bending, keeps plate surface
Planarization.
(2) clast that polishing part polishing generates is inhaled into cavity, and as air enters collecting box, clast is avoided to block
Inlet hole and cavity, enable inlet hole to keep unimpeded;Clast is stopped after entering collecting box by filter screen, and receipts are stored in
In header, clast is avoided to reenter in air, the amount of debris being further reduced in air avoids clast from falling on plank.
(3) the clast granularity that polishing part generates is smaller, if using wind turbine, clast is easily accessible blower interior, makes wind turbine
Damage, and wind turbine is used using sliding cavity, no longer in this programme, clast can not can be blown to turntable to avoid because wind turbine damages
Dynamic and inlet hole can not suck air and clast.
(4) during piston rod is pressed by cam, gas is blown out from outgassing nonreturn valve, and clast is blown to turntable side,
More convenient inlet hole sucks clast while sucking gas, and the efficiency that clast is eliminated is made to improve.
Preferred embodiment one, is further improved as to base case, and elasticity layer is fixed in compact heap bottom.Compact heap pressure
When on plank, elastic layer is between compact heap and plank, and in the pressure effect by compact heap, shape occurs for elastic layer
Become, compact heap is avoided to damage plank.
Preferred embodiment two, as being further improved to preferred embodiment one, workbench both sides are vertically fixed with
Baffle, baffle is perpendicular to two pieces of compact heaps.Baffle plays barrier effect to the clast of generation, and clast is avoided to diffuse into air,
Then clast is avoided to pollute ambient enviroment.
Preferred embodiment three, as being further improved to preferred embodiment two, fixed seat both ends are respectively and fixedly provided with sliding block, in rack
Vertically it is equipped with the sliding slot slided for sliding block.Sliding slot can play the role of guiding, avoid fixed seat in downslide process
Middle generation is crooked.
Preferred embodiment four, as being further improved to preferred embodiment three, sliding block is equipped with third spring, under third spring
End is fixed on sliding block, upper end is fixed on the rack.After cutting finishes fixed seat reset, third spring can to the elastic force of fixed seat
To overcome the gravity of part fixed seat and cutting mechanism, reduce and compress the pulling force that the push rod of hydraulic cylinder is subject to, avoids compressing hydraulic pressure
Cylinder damages.
Preferred embodiment five is fixed with multiple limited blocks as being further improved to preferred embodiment four, on workbench.It places
When plank, directly plank is placed in the space that limited block surrounds, to complete the positioning to plank, to plate when without processing
Material is adjusted.
Preferred embodiment six, as being further improved to preferred embodiment five, motor periphery is equipped with dust cover, and dust cover is fixed
In fixed seat.Dust cover can enter to avoid clast in motor, then avoid motor damage.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of plate bending device embodiment of the present invention;
Fig. 2 is the left view of compact heap in Fig. 1;
Fig. 3 is the sectional view of Fig. 1 turntables.
Specific implementation mode
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments:
Reference numeral is:Rack 1, punching press hydraulic cylinder 11, compress hydraulic cylinder 12, sliding slot 13, third spring 14, workbench 2,
Limited block 21, punching press channel 22, fixed seat 3, sliding block 31, motor 32, collecting box 33, compact heap 4, sliding cavity 41, outlet are unidirectional
Valve 42, piston 43, the first spring 44, piston rod 45, turntable 5, suction chamber 51, inlet hole 52, skid off slot 53, second spring 54,
Polishing part 55, shaft 6, cavity 61, cam 62.
As shown in Figure 1, a kind of plate bending device, including rack 1, the compression hydraulic cylinder 12 being arranged from top to down, cutting
Mechanism, workbench 2, punch and punching press hydraulic cylinder 11 compress hydraulic cylinder 12, workbench 2 and punching press hydraulic cylinder 11 and are welded on machine
On frame 1, upward, ram bottom is vertically welded on pushing away for punching press hydraulic cylinder 11 for the free end of the push rod of punching press hydraulic cylinder 11
Bar upper end.Workbench 2 be equipped with for punch by punching press channel 22;Two block baffles are vertically welded on workbench 2,
Two block baffles are located at 22 front and rear sides of punching press channel and perpendicular to two compact heaps 4;There are three limits for welding on workbench 2
Block 21, three limited blocks 21 are located at the forward and backward and right side of workbench 2, and the limited block 21 of front and rear sides is located at two gears
Between plate, the limited block 21 on right side is located at 4 right of compact heap on right side.It downward, presses the free end for compressing the push rod of hydraulic cylinder 12
The push rod lower end of tight hydraulic cylinder 12 is welded with fixed seat 3, and 3 left and right sides of fixed seat is integrally formed with sliding block 31,1 upper edge of rack
Vertical direction is set there are two sliding slot 13, and two sliding slots 13 are located at 3 left and right sides of fixed seat, and sliding block 31 can be along about 13 sliding slot
Sliding.31 top of sliding block is equipped with third spring 14, and 14 upper and lower ends of third spring are respectively welded at 31 top of sliding block and sliding slot 13
Top.
Cutting mechanism includes shaft 6, turntable 5, motor 32, collecting box 33 and two compact heaps 4, and two compact heaps 4 are distinguished
Positioned at 22 left and right sides of punching press channel.Compact heap 4 is in cross, and 4 top of compact heap is welded in fixed seat 3,4 bottom of compact heap
It is glued elasticity layer, the elastic layer in the present embodiment is sheet rubber;Shaft 6 runs through the middle part of compact heap 4, shaft in the horizontal direction
6 right ends are welded with rotating wheel, and motor 32 is bolted in fixed seat 3, and 32 periphery of motor is equipped with dust cover, dust cover weldering
It is connected in fixed seat 3, driving wheel is welded on the output shaft of motor 32, driving wheel is engaged with rotating wheel.As shown in Fig. 2, compressing
It is set in block 4 there are four sliding cavity 41, the piston 43 that can be slided along 41 inner wall of sliding cavity, piston 43 is equipped in four sliding cavities 41
On be welded with piston rod 45 towards shaft 6,6 left and right ends of shaft are welded with cam 62, and two cams 62 can push respectively
Piston rod 45 in the compact heap 4 of the left and right sides, when cam 62 pushes piston rod 45, piston rod 45 is slided along sliding cavity 41,
The space of sliding cavity 41 is set to reduce.The first spring 44 is additionally provided in sliding cavity 41,44 both ends of the first spring are respectively welded at sliding
In 41 bottom interior wall of chamber and on piston 43.41 side wall of sliding cavity is equipped with breather check valve and outgassing nonreturn valve 42, and air inlet is unidirectional
Valve and outgassing nonreturn valve 42 are respectively positioned on piston 43 far from 6 side of shaft.
Collecting box 33 is welded in fixed seat 3, and the top of collecting box 33 is equipped with discharge port and discharge port cover, discharge port cover with go out
Material mouth screw-thread fit is welded with filter screen in collecting box 33 in the horizontal direction, and 33 bottom of collecting box, which is glued, escape pipe, escape pipe
It is connected to 33 inner cavity of collecting box, escape pipe lower end is connected to by pipeline with the inlet end of each breather check valve.It is equipped in shaft 6
Cavity 61,6 left end of shaft runs through 33 side wall of collecting box, and cavity 61 is connected to the inner cavity of collecting box 33.
Turntable 5 is welded in shaft 6, and shaft 6 and turntable 5 are coaxial, turntable 5 is located at 22 top of punching press channel, 5 bottom of turntable
The height in portion is higher than the height of 4 bottom of compact heap, and the outlet side of outgassing nonreturn valve 42 is towards turntable 5.As shown in figure 3, turntable 5 weeks
Slot 53 is skidded off equipped with several upwards, skids off and is equipped with polishing part 55 and second spring 54 in slot 53,54 both ends of second spring difference
It is welded on polishing part 55 and skids off on 53 inner wall of slot, the one end of polishing part 55 far from shaft 6 is integrally formed with several protrusions.Turntable
5 are equipped with the suction chamber 51 being connected to cavity 61, and 51 side wall of suction chamber is equipped with several inlet holes 52 towards compact heap 4.
When being processed to plank, first plank is placed on workbench 2, when placing plank, plank is first placed on work
Make on platform 2, then plank is pushed to be slided along workbench 2, until plank side and three limited blocks 21 offset, plank position at this time
Above punching press channel 22.Then it opens and compresses hydraulic cylinder 12, and the push rod for controlling hydraulic cylinder stretches out, fixed seat 3 is downward at this time
Sliding, cutting mechanism slide downward close when compact heap 4 is pressed on plank and compress hydraulic cylinder 12, and compact heap 4 is by plate at this time
Material is pressed on workbench 2.Motor 32, the rotation of 32 drive shaft 6 of motor are opened again, and the turntable 5 being fixed in shaft 6 turns therewith
Dynamic, the polishing part 55 being located in turntable 5 is subject to centrifugal forces, and skids off under the influence of centrifugal force from skidding off in slot 53,
Plank is set to wear when with web contact.The power for gradually increasing motor 32 makes the rotating speed of shaft 6 gradually increase, polishing part 55
The centrifugal force being subject to gradually increases, and the length that polishing part 55 is stretched out from turntable 5 gradually increases, be located at the lower section of polishing part 55 and with
The plank that polishing part 55 contacts gradually is rubbed, and the smaller plank of two block sizes is divided into.
When motor works, polishing part 55 and a large amount of clasts of generation at web contact drive while shaft 6 rotates and are fixed on
Cam 62 in shaft 6 rotates, and the piston rod 45 contacted is pushed in 62 rotation process of cam, and 45 retraction of piston rod is made to slide
In chamber 41, piston rod 45 pushes piston 43 to slide, and so that the gas in sliding cavity 41 is discharged from outgassing nonreturn valve 42, the gas of discharge
The clast of generation is blown to 5 side of turntable.After cam 62 is detached from piston rod 45, piston 43 is multiple under the effect of the first spring 44
, the gas in collecting box 33 is inhaled into sliding cavity 41, and at the same time, the gas in cavity 61 is inhaled into collecting box 33,
Air around turntable 5 is inhaled into from inlet hole 52 in cavity 61, and in the whole process, the clast close to turntable 5 is with turntable 5
The air of surrounding is inhaled into cavity 61, enters collecting box 33 then as gas, then stopped by filter screen, is stored in receipts
In header 33, the clast in air is reduced.
After being cut into the smaller plank of two block sizes, motor 32 is closed, shaft 6 and turntable 5 stop operating, polishing part 55
Be no longer influenced by the effect of centrifugal force, polishing part 55 is during retraction skids off slot 53 under the action of second spring 54, and no longer with plank
Contact.Open punching press hydraulic cylinder 11 again, and the push rod for controlling punching press hydraulic cylinder 11 moves upwards, punch moves upwards, punch with
So that plank is bent after web contact, then control in the downward retraction punching press hydraulic cylinder of push rod 11 of punching press hydraulic cylinder 11, control compresses
The upward retraction of push rod of hydraulic cylinder 12 compresses in hydraulic cylinder 12, and upward sliding, compact heap 4 loosen plank to fixed seat 3 therewith, by plate
Material is removed from workbench 2, completes primary cutting and bending;When clast in collecting box 33 is more, discharge port is opened, it will be broken
Bits take out from discharge port.
What has been described above is only a preferred embodiment of the present invention, it is noted that for those skilled in the art,
Without departing from the inventive concept of the premise, several modifications and improvements can also be made, these should also be considered as the guarantor of the present invention
Range is protected, these all do not interfere with the effect and patent practicability that the present invention is implemented.The present invention omits the technology of description, shape
Shape, construction part are known technology.