CN209613847U - Automatic bending machine - Google Patents

Abstract

The utility model relates to a kind of automatic bending machines, it include: bending machine: bending rack, the first actuator, bending cutter head, bent base and trailing arm, bending cutter head and bent base cooperate workpiece bending, trailing arm is connect with linking arm, and linking arm drives trailing arm to overturn to the direction of bending cutter head and holds up workpiece；Feed device: workpiece is pushed to bent base position by the promote-side of rotary shafts, the second actuator, first connecting rod and ejector block, impeller, and impeller can be returned to home position by the gravity of next workpiece；Discharging device: discharging rack, third actuator, the second connecting rod and suction block, the second connecting rod make the suction end of suction block and the absorption of workpieces processed, pull out suction block the workpiece processed by bending rack to bending machine frame movement.This automatic bending machine bending is more stable, accurate, and can transmit workpiece automatically.

Description

Automatic bending machine

Technical field

The utility model relates to the technical fields of gantry wire casing sheet metal component processing, more particularly to automatic bending machine.

Background technique

In the process operation of existing gantry wire casing sheet metal component, sheet metal component in bending, due to sheet metal component fixation not Enough to stablize, when bending cutter head pushes sheet metal component, sheet metal component can be tilted, and cause bending bad.In order to avoid this is bad existing The generation of elephant generally can be by manually fixing the other end at bending metal plate one end, and processing efficiency is slow, and high labor cost.

In addition, workpiece can not be automatically transferred to bending by automatic conveying mechanism when the prior art is to sheet metal component bending Position, and cannot achieve and automatically take out sheet metal component after bending.

Utility model content

Based on this, it is necessary to be easy to happen positional shift when for bending operation and cause bending bad, and can not be automatic It the problem of transmission, provides that a kind of bending is more stable, accurate, and the automatic bending machine of workpiece can be transmitted automatically.

A kind of automatic bending machine, comprising:

Bending machine, comprising: bending rack；First actuator is set in the bending rack；Bending cutter head, with described The linkage of one actuator；Bent base is set in the bending rack, and first actuator drives the bending cutter head to institute Bent base movement is stated, and is cooperated with the bent base by workpiece bending；Linking arm is rotatably set to the bending rack On and trailing arm, connect with the linking arm, the linking arm drives the trailing arm to overturn and incite somebody to action to the direction of the bending cutter head The workpiece is held up；

Feed device, comprising: rotary shafts are arranged close to the trailing arm；Second actuator is set to the rotary shafts On；Impeller, including first connecting rod and ejector block, one end of the first connecting rod and second actuator link, institute The other end for stating ejector block and the first connecting rod is rotatablely connected, and the ejector block has promote-side, second actuator It drives the first connecting rod mobile to the bent base, abuts the promote-side of the impeller with the workpiece, and will The workpiece is pushed to the bent base position；Second actuator drives the first connecting rod far from the bending bottom Seat is mobile, and the impeller rotates down the promote-side by the gravity of next workpiece, and the impeller edge The bottom of next workpiece returns to home position；And

Discharging device, comprising: discharging rack, set on the side of the bending rack far from the trailing arm；Third actuator, In the discharging rack；Suction part, including the second connecting rod and suction block, one end of second connecting rod and described the The linkage of three actuators, the suction block are connect with the other end of second connecting rod, and the suction block has suction end, described Third actuator drives second connecting rod to the bending machine frame movement, makes the suction end of the suction block and processes Absorption of workpieces；The third actuator drives second connecting rod far from the bending machine frame movement, makes the suction block will The workpiece processed is pulled out by the bending rack.

Above-mentioned automatic bending machine, by feed device can be stable it is lasting workpiece is transported to bending position, in bending When, it can be rotated by linking arm and drive trailing arm that workpiece is held up upwards, since bending can generate downward driving force, support The upward towing force of arm can form stable auxiliary force, prevent other end when to the bending of workpiece one end from tilting, and do not stablize Support, cause bending position to shift.It, can be by the workpiece processed going out by bending machine by discharging device after bending Material mouth pulls out, and completes to the entire Bending Processing of workpiece and conveying.

The middle part of the linking arm and the bending rack are rotatablely connected in one of the embodiments, the linking arm First end be fixedly connected with the trailing arm, the second end of the linking arm is free end.

The bending machine further includes jacking block and rotating block in one of the embodiments, and the jacking block and described first drive Moving part links, and is fixedly connected in the middle part of the rotating block and the linking arm, and first actuator drives the jacking block to institute The direction for stating bent base moves and compresses the rotating block, make rotating block rotation drive the first end of the linking arm to The bending cutter head tilts.

The rotating block is cylindrical in one of the embodiments, and its lateral surface be internally recessed be formed with V-type lack Mouthful, the inner wall that the jacking block compresses the v-notch makes the rotating block rotation that the first end of the linking arm be driven to tilt.

Second actuator includes first servo motor, the first screw rod and the first connection in one of the embodiments, Block, the first servo motor are set in the rotary shafts, and one end of the first servo motor and first screw rod joins Dynamic, first screw rod is rotatably set in the rotary shafts, and one end of first screw rod is to the bent base Direction extend, first link block is equipped with the first threaded hole, and first threaded hole connect with first wire rod thread, One end of the first connecting rod is fixedly connected with first link block, and the first servo motor drives first screw rod Rotation makes first link block that the first connecting rod be driven to move along the first screw rod length direction.

The feed device further includes first crossbar and the first sliding block, the rotary shafts in one of the embodiments, It is equipped with the first sliding rail extended to the direction of the bent base, the first crossbar is connect with first link block, institute The one end for stating first connecting rod is connect with the first crossbar, and first sliding block is set in the first crossbar, and described the One sliding block is equipped with can slide with the matched first sliding groove of the first sliding rail, first sliding block along first sliding rail, The first servo motor drives the first crossbar that the impeller is driven to move along first sliding rail.

There are two the impeller and first sliding block are set in one of the embodiments, first sliding rail is equipped with Two, two first sliding rail intervals are set in the rotary shafts, one end interval of two impellers with institute First crossbar connection is stated, two first sliding blocks are set in the first crossbar, and a pair of with two first sliding rails one That answers is slidably connected.

The impeller further includes spring and mounting blocks in one of the embodiments, and the mounting blocks are set to described the In one connecting rod, one end of the spring is connect with the ejector block far from one end of the promote-side, the spring it is another End is connect with the mounting blocks.

The third actuator includes the second servo motor, the second screw rod and the second connection in one of the embodiments, Block, second servo motor are set in the discharging rack, and one end of second servo motor and second screw rod joins Dynamic, second screw rod is rotatably set in the discharging rack, and one end of second screw rod is to the bending rack Direction extend, second link block is equipped with the second threaded hole, and second threaded hole connect with second wire rod thread, One end of second connecting rod is fixedly connected with second link block, and second servo motor drives second screw rod Rotation makes second link block that second connecting rod be driven to move along the second screw rod length direction.

The discharging device further includes second crossbar and the second sliding block, the discharging rack in one of the embodiments, It is equipped with the second sliding rail extended to the direction of the discharge port of the processing unit (plant), the second crossbar and second link block Connection, one end of second connecting rod are connect with the second crossbar, and second sliding block is set in the second crossbar, and Second sliding block be equipped with the matched second sliding slot of the second sliding rail, second sliding block can be along second sliding rail Sliding, second servo motor drive the second crossbar that the suction part is driven to move along second sliding rail.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of one embodiment of the utility model automatic bending machine；

Fig. 2 is the structural schematic diagram of the bending machine in automatic bending machine shown in Fig. 1；

Fig. 3 is the reference configuration schematic diagram of bending machine use state shown in Fig. 2；

Fig. 4 is the partial enlargement diagram in Fig. 3 at A；

Fig. 5 is the structural schematic diagram of the feed device in automatic bending machine shown in Fig. 1；

Fig. 6 is the structural schematic diagram of the impeller in feed device shown in Fig. 5；

Fig. 7 is the structural schematic diagram of the discharging device in automatic bending machine shown in Fig. 1.

In attached drawing, parts list represented by the reference numerals are as follows:

10, rotary shafts；20, the second actuator；30, impeller；31, first connecting rod；32, ejector block；33, first inhales Attachment；34, first block is abutted；40, first crossbar；50, the first sliding block；60, the first sliding rail；70, the first rotating member；71, chain； 80, workbench；90, discharge rack；91, the second connecting rod；92, suction block；93, the second servo motor；94, the second screw rod；95, Second crossbar；96, the second sliding rail；97, the second rotating member；200, bending machine；210, bending rack；220, the first actuator； 230, bending cutter head；240, bent base；250, linking arm；260, trailing arm；262, idler wheel；270, jacking block；280, rotating block； 282, v-notch；290, connecting rod；300, workpiece；400, the workpiece processed.

Specific embodiment

To keep the above objects, features, and advantages of the utility model more obvious and easy to understand, with reference to the accompanying drawing to this The specific embodiment of utility model is described in detail.Many details are explained in the following description in order to abundant Understand the utility model.But the utility model can be implemented with being much different from other way described herein, this field Technical staff can do similar improvement without prejudice to the utility model connotation, therefore the utility model is not by following public affairs The limitation for the specific implementation opened.

It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ", " right side " and similar statement for illustrative purposes only, are not meant to be the only embodiment.

Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be The purpose of description specific embodiment, it is not intended that in limitation the utility model.Each technical characteristic of embodiment described above It can be combined arbitrarily, for simplicity of description, not to all possible combination of each technical characteristic in above-described embodiment It is all described, as long as being all considered to be the model of this specification record however, there is no contradiction in the combination of these technical features It encloses.

Please refer to Fig. 1, Fig. 2 and Fig. 5, in one embodiment, automatic bending machine include: bending machine 200, discharging device and Discharging device.

Bending machine 200, comprising: bending rack 210；First actuator 220 is set in bending rack 210；Bending cutter head 230, it links with the first actuator 220；Bent base 240 is set in bending rack 210, and the first actuator 220 drives bending Cutter head 230 is moved to bent base 240, and is cooperated with bent base 240 by 300 bending of workpiece；Linking arm 250, rotatably sets It in bending rack 210 and trailing arm 260, is connect with linking arm 250, linking arm 250 drives trailing arm 260 to bending cutter head 230 Direction overturns and holds up workpiece 300.

Feed device, comprising: rotary shafts 10 are arranged close to trailing arm 260；Second actuator 20 is set to rotary shafts 10 On；Impeller 30, including first connecting rod 31 and ejector block 32, one end of first connecting rod 31 and the second actuator 20 link, The other end of ejector block 32 and first connecting rod 31 is rotatablely connected, and ejector block 32 has a promote-side, the second actuator 20 driving the One connecting rod 31 is mobile to bent base 240, abuts the promote-side of impeller 30 with workpiece 300, and workpiece 300 is pushed to 240 position of bent base；Second actuator 20 drives first connecting rod 31 mobile far from bent base 240, impeller 30 by The gravity of next workpiece rotates down promote-side, and impeller 30 returns to home position along the bottom of next workpiece.

Discharging device, comprising: discharging rack 90, the side set on bending rack 210 far from trailing arm 260；Third actuator, In discharging rack 90；Suction part, including the second connecting rod 91 and suction block 92, one end of the second connecting rod 91 and third are driven Moving part linkage, suction block 92 are connect with the other end of the second connecting rod 91, and suction block 92 has suction end, the driving of third actuator Second connecting rod 91 is mobile to bending rack 210, adsorbs the suction end of suction block 92 and the workpiece 400 processed；Third is driven Moving part drives the second connecting rod 91 mobile far from bending rack 210, makes suction block 92 by the workpiece 400 processed by bending rack 210 pull out.

By feed device can be stable it is lasting workpiece 300 is transported to bending position, in bending, connection can be passed through The rotation of arm 250 drives trailing arm 260 that workpiece 300 is held up upwards, since bending can generate downward driving force, trailing arm 260 Upward towing force can form stable auxiliary force, prevent other end when to 300 one end bending of workpiece from tilting, and do not stablize Support, cause bending position to shift.It, can be by the workpiece 400 processed by bending machine by discharging device after bending Discharge port pull out, complete to the entire Bending Processing of workpiece 300 and conveying.

Specifically, the middle part of linking arm 250 and bending rack 210 are rotatablely connected, the first end and trailing arm of linking arm 250 260 are fixedly connected, and the second end of linking arm 250 is free end.When can make linking arm 250 that trailing arm 260 be driven to be flipped up It is more stable.

It should be noted that the top and bottom of bent base 240 are equipped with for the groove to 300 bending of workpiece, two The depth of a groove is different.One depth is deeper, for the sheet metal component bending thicker to thickness；One depth is shallower, for pair The sheet metal component bending of thinner thickness.Also, bent base 240 is rotatably to be set in bending rack 210, is selected as needed The groove at top carries out bending, or the groove of selection bottom carries out bending.

Trailing arm 260 is driven to hold up workpiece 300 upwards in bending for the ease of being drivingly connected the rotation of arm 250, bending machine is also Including jacking block 270 and rotating block 280.Jacking block 270 and the first actuator 220 link, the middle part of rotating block 280 and linking arm 250 It is fixedly connected, the first actuator 220 driving jacking block 270 moves to the direction of bent base 240 and compress rotating block 280, makes to turn The rotation of motion block 280 drives the first end of linking arm 250 to tilt to bending cutter head 230.It specifically can be by screw rod by rotating block 280 It is fixedly connected with the middle part of linking arm 250.

Referring to Fig. 4, in one embodiment, rotating block 280 is cylindrical, and its lateral surface is internally recessed and is formed with V Type notch 282, the inner wall that jacking block 270 compresses v-notch 282 make the rotation of rotating block 280 that the first end of linking arm 250 be driven to stick up It rises.In a particular application, it is found by continuous experiment and research, when one end to workpiece 300 carries out bending, by workpiece Effect is best when the angle that 300 other end lifts is 45 °, i.e., the angle between the other end and horizontal plane of workpiece 300 is in 45°.Angle between the two side walls of the v-notch 282 of rotating block 280 is obtuse angle, and jacking block 270 can be made to compress V-type When the side wall of notch 282, rotating block 280 can rotate counterclockwise 45 °.The depth of v-notch 282 can be according to the sheet metal component of bending Thickness selection, when sheet metal part thickness is thicker, the depth of v-notch 282 is deeper；When sheet metal part thickness is relatively thin, v-notch 282 depth is shallower.

In order to guarantee picking-up workpiece 300 that trailing arm 260 can be more stable, trailing arm 260 is in long strip, and the of trailing arm 260 One end is fixedly connected with linking arm 250, and the second end of trailing arm 260 extends to the direction far from bending rack 210.On trailing arm 260 It is equipped at intervals with multiple idler wheels 262 along its length, convenient for being slidably matched between trailing arm 260 and workpiece 300, and 300 energy of workpiece Enough more convenient enters bending station.

Referring to Fig. 2, in another embodiment, bending machine further includes connecting rod 290.At the both ends of 210 side of bending rack On be equipped with linking arm 250, two linking arms 250 and bending rack 210 are rotatablely connected, the first end point of two linking arms 250 It is not fixedly connected with the opposite end of connecting rod 290, the second end of two linking arms 250 is free end, is spaced connection on connecting rod 290 There are two trailing arm 260, the first end of two trailing arms 260 is fixedly connected with connecting rod 290, and second end is to separate bending rack 210 Direction extends.Interval two trailing arms 260 can be more stable by workpiece 300 picking-up.

On the basis of the above embodiments, there are two the first actuator 220, bending cutter head 230 and bent base 240 are set, Two the first actuators 220 are respectively arranged on the two sides of bending rack 210, and bending cutter head 230 and the first actuator 220 1 are a pair of It should link, two bent bases 240 are set in bending rack 210, and correspond cooperation for workpiece 300 with bending cutter head 230 Bending.Connecting rod 290 can be equipped with two, and linking arm 250, two connections also are provided on the both ends of 210 other side of bending rack Arm 250 and bending rack 210 are rotatablely connected, the first end of two linking arms 250 opposite end with another connecting rod 290 respectively It is fixedly connected, the second end of two linking arms 250 is free end, and there are two trailing arm 260, two supports for interval connection on connecting rod 290 The first end of arm 260 is fixedly connected with connecting rod 290, and second end extends to the direction far from bending rack 210.It can be formed to work The stabilization bending at 300 both ends of part.

Referring to Fig. 3, workpiece 300 enters the bending station of 210 side of bending rack, by bending machine in concrete operations The first actuator 220 driving bending cutter head 230 pushes the first end bending of workpiece 300 on 210 side of frame, and in bending, top Block 270 can compress the v-notch 282 of rotating block 280, drive linking arm 250 by trailing arm so that rotating block 280 rotates counterclockwise 260 hold up, so that the second end of workpiece 300 is held up 45 ° by trailing arm 260, complete the stabilization bending of 300 first end of workpiece. Workpiece 300 continues to move to the bending station of 210 other side of bending rack, by the first actuator on 210 other side of bending rack 220 driving bending cutter heads 230 push the second end bending of workpiece 300, and in bending, jacking block 270 can compress rotating block 280 V-notch 282 drives linking arm 250 to hold up trailing arm 260, so that trailing arm 260 so that rotating block 280 rotates clockwise The first end of workpiece 300 is held up 45 °, completes the stabilization bending of 300 second end of workpiece.

In one embodiment, the second actuator 20 includes first servo motor, the first screw rod and the first link block.First watches Motor is taken in rotary shafts 10, one end of first servo motor and the first screw rod is linked, and the first screw rod is rotatably set to In rotary shafts 10, and one end of the first screw rod extends to the direction of the feed inlet of bending machine 200, and the first link block is equipped with first Threaded hole, the first threaded hole are connect with the first wire rod thread, and one end of first connecting rod 31 is fixedly connected with the first link block, the One servo motor drives the rotation of the first screw rod to make the first link block that first connecting rod 31 be driven to move along the first screw rod length direction. So that driving first connecting rod 31 close to or far from when bending machine 200 move when, it is more stable.

Please continue to refer to Fig. 5, feed device further includes first crossbar 40 and the first sliding block 50.Rotary shafts 10 be equipped with to The first sliding rail 60 that the direction of the feed inlet of bending machine 200 extends, first crossbar 40 are connect with the first link block, first connecting rod 31 one end is connect with first crossbar 40, and the first sliding block 50 is set in first crossbar 40, and the first sliding block 50 is equipped with and first The matched first sliding groove of sliding rail 60, the first sliding block 50 can be slided along the first sliding rail 60.Pass through first servo motor driving first The transmission workpiece 300 that cross bar 40 drives impeller 30 to move back and forth along the first sliding rail 60.This structure to the transmission of workpiece 300 more Add stabilization, being slidably matched also can be more smooth.

In one embodiment, there are two impeller 30 and the first sliding block 50 are set, the first sliding rail 60 is equipped with two, two first What sliding rail 60 was spaced is set in rotary shafts 10, and one end interval of two impellers 30 is connect with first crossbar 40, and two the One sliding block 50 is set in first crossbar 40, and is slidably connected correspondingly with two the first sliding rails 60.Pass through two impellers 30 drivings to two different locations of workpiece 300 simultaneously, are increasing driving force, so that more stable to the driving of workpiece 300 While, moreover it is possible to the position of workpiece 300 is corrected, prevents workpiece 300 during driving, position shifts.

Referring to Fig. 6, impeller 30 further includes the first adsorption piece 33.First adsorption piece 33 is set on promote-side, and is used for Workpiece 300 is adsorbed, the promote-side of impeller 30 and the abutting of workpiece 300 can be made stronger.First adsorption piece 33 can be with For electromagnet.

Impeller 30 can also include the first abutting block 34.First abut block 34 two sides respectively with the first adsorption piece 33, Promote-side abuts, and the first height for abutting block 34 is greater than the height of the first adsorption piece 33.It can be by the first adsorption piece 33 to work The bottom of part 300 is adsorbed, and first abuts the end abutment of block 34 and workpiece 300, realizes that impeller 30 and workpiece 300 are more steady Determine, firmly contact.First abutting block 34 can be rubber block, unit of plastic, can form elastic buffer with workpiece 300, When preventing the first abutting block 34 from abutting with workpiece 300, the end of workpiece 300 is impaired.

In order to enable the elastic recoil of impeller 30 is more convenient, impeller 30 further includes spring and mounting blocks.Mounting blocks On first connecting rod 31, one end of spring is connect with ejector block 32 far from one end of the promote-side, the other end of spring It is connected with the mounting block.It should be noted that impeller 30 is when driving workpiece 300, promote-side is upturned, and is convenient for and work Part 300 abuts.After impeller 30 has driven a workpiece 300, impeller 30 is rotated down by next 300 gravity of workpiece, spring It being stretched, impeller 30 is after the bottom return of next workpiece 300, since impeller 30 is detached from workpiece 300, Under the action of the elastic restoring force of spring, the promote-side of impeller 30 can return to original position again, that is, be upturned, next work to be driven Part 300.

It is understood that the structure setting of discharging device can refer to feed device, specifically, referring to Fig. 7, third Actuator includes the second servo motor 93, the second screw rod 94 and the second link block.Second servo motor 93 is set to discharging rack 90 On, one end of the second servo motor 93 and the second screw rod 94 is linked, and the second screw rod 94 is rotatably set in discharging rack 90, and One end of second screw rod 94 extends to the direction of the discharge port of bending machine 200, and the second link block is equipped with the second threaded hole, the second spiral shell Pit is threadedly coupled with the second screw rod 94, and one end of the second connecting rod 91 is fixedly connected with the second link block, the second servo motor 93 driving the second screw rod 94 rotations make the second link block that the second connecting rod 91 be driven to move along 94 length direction of the second screw rod.So that It is more stable when the second connecting rod 91 being driven to move close to or far from the discharge port of bending machine 200.

Discharging device further includes second crossbar 95 and the second sliding block.The rack 90 that discharges is equipped with the discharging to bending machine 200 The second sliding rail 96 that the direction of mouth extends, second crossbar 95 are connect with the second link block, one end and second of the second connecting rod 91 Cross bar 95 connects, and the second sliding block is set in second crossbar 95, and the second sliding block is equipped with and slides with the second sliding rail 96 matched second Slot, the second sliding block can be slided along the second sliding rail 96, and the second servo motor 93 drives second crossbar 95 to drive suction part along second Sliding rail 96 is mobile.

In one embodiment, there are two suction part and the second sliding block are set, the second sliding rail 96 is equipped with two, two second cunnings What rail 96 was spaced is set in discharging rack 90, and one end interval of two suction parts is connect with second crossbar 95, two second cunnings Block is set in second crossbar 95, and is slidably connected correspondingly with two the second sliding rails 96.It is right simultaneously by two suction parts Two different locations of the workpiece 400 processed are adsorbed, and make the absorption to the workpiece 400 processed increasing adsorption capacity While more stable, moreover it is possible to be corrected to the position of the workpiece 400 processed, prevent the workpiece processed 400 from driving In the process, position shifts.It should be noted that the suction block 92 of suction part can be electromagnet.

Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited In contradiction, all should be considered as described in this specification.

Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed, But it cannot be understood as the limitations to utility model patent range.It should be pointed out that for the common skill of this field For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to The protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.

Claims (10)

1. a kind of automatic bending machine characterized by comprising

Bending machine, comprising: bending rack；First actuator is set in the bending rack；Bending cutter head drives with described first Moving part linkage；Bent base is set in the bending rack, and first actuator drives the bending cutter head to the folding Curved base motions, and cooperate with the bent base by workpiece bending；Linking arm is rotatably set in the bending rack, and Trailing arm is connect with the linking arm, and the linking arm drives the trailing arm to the direction of bending cutter head overturning and will be described Workpiece is held up；

Feed device, comprising: rotary shafts are arranged close to the trailing arm；Second actuator is set in the rotary shafts；It pushes away Moving part, including first connecting rod and ejector block, one end of the first connecting rod and second actuator link, the push piece The other end of block and the first connecting rod is rotatablely connected, and the ejector block has promote-side, and second actuator drives institute It is mobile to the bent base to state first connecting rod, abuts the promote-side of the impeller with the workpiece, and by the work Part is pushed to the bent base position；Second actuator drives the first connecting rod to move far from the bent base Dynamic, the impeller rotates down the promote-side by the gravity of next workpiece, and the impeller is described in The bottom of next workpiece returns to home position；And

Discharging device, comprising: discharging rack, set on the side of the bending rack far from the trailing arm；Third actuator, is set to In the discharging rack；Suction part, including the second connecting rod and suction block, one end of second connecting rod and the third are driven Moving part linkage, the suction block are connect with the other end of second connecting rod, and the suction block has suction end, the third Actuator drives second connecting rod to the bending machine frame movement, makes the suction end of the suction block and the workpiece processed Absorption；The third actuator drives second connecting rod far from the bending machine frame movement, keeps the suction block described The workpiece processed is pulled out by the bending rack.

2. automatic bending machine according to claim 1, which is characterized in that the middle part of the linking arm and the bending machine Frame rotation connection, the first end of the linking arm are fixedly connected with the trailing arm, and the second end of the linking arm is free end.

3. automatic bending machine according to claim 2, which is characterized in that the bending machine further includes jacking block and rotation Block, the jacking block and first actuator link, and are fixedly connected in the middle part of the rotating block and the linking arm, described first Actuator drives the jacking block to move to the direction of the bent base and compresses the rotating block, makes the rotating block rotation band The first end for moving the linking arm is tilted to the bending cutter head.

4. automatic bending machine according to claim 3, which is characterized in that the rotating block is cylindrical, and its outside Towards internal concave shape at there is v-notch, the inner wall that the jacking block compresses the v-notch makes the rotating block rotation drive institute The first end for stating linking arm tilts.

5. automatic bending machine according to claim 1, which is characterized in that second actuator includes the first servo electricity Machine, the first screw rod and the first link block, the first servo motor be set to the rotary shafts on, the first servo motor with One end of first screw rod is linked, and first screw rod is rotatably set in the rotary shafts, and first screw rod One end to the direction of the bent base extend, first link block be equipped with the first threaded hole, first threaded hole with The first wire rod thread connection, one end of the first connecting rod are fixedly connected with first link block, and described first watches Taking the rotation of the first screw rod described in motor driven makes first link block drive the first connecting rod long along first screw rod It is mobile to spend direction.

6. automatic bending machine according to claim 5, which is characterized in that the feed device further include first crossbar and First sliding block, the rotary shafts are equipped with the first sliding rail for extending to the direction of the bent base, the first crossbar and The first link block connection, one end of the first connecting rod are connect with the first crossbar, and first sliding block is set to institute It states in first crossbar, and first sliding block is equipped with and the matched first sliding groove of the first sliding rail, the first sliding block energy Enough to slide along first sliding rail, the first servo motor drives the first crossbar to drive the impeller along described first Sliding rail is mobile.

7. automatic bending machine according to claim 6, which is characterized in that the impeller and first sliding block are equipped with Two, first sliding rail is equipped with two, and being set in the rotary shafts for two first sliding rail intervals pushes away described in two One end interval of moving part is connect with the first crossbar, and two first sliding blocks are set in the first crossbar, and with two First sliding rail described in item is slidably connected correspondingly.

8. automatic bending machine according to claim 5, which is characterized in that the impeller further includes spring and installation Block, the mounting blocks are set on the first connecting rod, and one end of the spring and the ejector block are far from the promote-side One end connection, the other end of the spring are connect with the mounting blocks.

9. automatic bending machine according to claim 1, which is characterized in that the third actuator includes the second servo electricity Machine, the second screw rod and the second link block, second servo motor be set to the discharging rack on, second servo motor and One end of second screw rod is linked, and second screw rod is rotatably set in the discharging rack, and second screw rod One end to the direction of the bending rack extend, second link block be equipped with the second threaded hole, second threaded hole with The second wire rod thread connection, one end of second connecting rod are fixedly connected with second link block, and described second watches Taking the rotation of the second screw rod described in motor driven makes second link block drive second connecting rod long along second screw rod It is mobile to spend direction.

10. automatic bending machine according to claim 9, which is characterized in that the discharging device further includes second crossbar With the second sliding block, the discharging rack is equipped with the second sliding rail extended to the direction of the discharge port of the bending machine, and described the Two cross bars are connect with second link block, and one end of second connecting rod is connect with the second crossbar, and described second is sliding Block is set in the second crossbar, and second sliding block be equipped with the matched second sliding slot of the second sliding rail, described the Two sliding blocks can be slided along second sliding rail, and second servo motor drives the second crossbar to drive suction part edge Second sliding rail is mobile.