CN109570347A - Bender lower die fast fixture and bending machine - Google Patents

Bender lower die fast fixture and bending machine Download PDF

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Publication number
CN109570347A
CN109570347A CN201910111990.9A CN201910111990A CN109570347A CN 109570347 A CN109570347 A CN 109570347A CN 201910111990 A CN201910111990 A CN 201910111990A CN 109570347 A CN109570347 A CN 109570347A
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CN
China
Prior art keywords
clamping
lower die
driving force
input interface
bender
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Pending
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CN201910111990.9A
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Chinese (zh)
Inventor
王勇
林艳
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Individual
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Individual
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Priority to CN201910111990.9A priority Critical patent/CN109570347A/en
Publication of CN109570347A publication Critical patent/CN109570347A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00Tools as parts of machines covered by this subclass
    • B21D37/04Movable or exchangeable mountings for tools

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)

Abstract

The invention discloses a kind of bender lower die fast fixture and bending machine, including clamping seats, the first mounting groove and mounting hole which is provided with, also, mounting hole is connected to the first mounting groove;Lateral surface directions with respect to clamping seats fixation, along clamping seats and the multiple fixed pulleys arranged at a certain distance;Multiple clamping teeth, are mounted on clamping seats, and clamping tooth includes joint end and connecting pin, the joint end is slidedly assemblied in the mounting hole, the bottom of the connecting pin of each clamping tooth is mounted on movable pulley, also, movable pulley and fixed pulley phoresy part by band and constitute dynamic fixed pulley group;Power mechanism;Return springs.Bender lower die fast fixture of the invention can be clamped quickly and unclamp bending lower die, realize that a key clamps.Since all bending lower dies are all on the clamping fixture seat of an entirety, after unclamping clamping tooth, the position of mobile bending lower die, then a key is clamped, can the very convenient position for efficiently adjusting bending lower die.

Description

Bender lower die fast fixture and bending machine
Technical field
The present invention relates to a kind of bender lower die fast fixture and bending machines, belong to bending machine technical field.
Background technique
For the clamping overwhelming majority of existing bender lower die by the way of manual screw locking, general one has 3 meters The bending machine of bench has more than tens to one hundred lock screw not waited, and filling mold with the bending machine of 3 meters of workbench is Example, operator needs to repeat release, locking action each tens or up to a hundred times when more mold exchange every time, even simple left and right Time and effort consuming is also compared in the position of mobile lower mold, so using the bending of the existing lower table by manual locking screw All there is the disadvantages of cumbersome, large labor intensity, mold changing low efficiency in machine.
Summary of the invention
The technical problems to be solved by the present invention are: it is quick to overcome the deficiencies of the prior art and provide a kind of bender lower die Clamping device and bending machine, to realize Quick-clamped mold.
In order to solve the above-mentioned technical problem, the technical scheme is that a kind of bender lower die fast fixture, packet Clamping seats are included, which is provided with the first mounting groove for installing bending lower die and the installation for the joint end across clamping tooth Hole, also, mounting hole extends to first mounting groove, is connected to the first mounting groove;
Relatively the clamping seats it is fixed, along clamping seats lateral surface direction and at a certain distance arrange multiple determine cunning Wheel;
Multiple clamping teeth are mounted on the clamping seats, also, the clamping tooth includes joint end and connecting pin, the clamping End is slidedly assemblied in the mounting hole, and the bottom of the connecting pin of each clamping tooth is mounted on movable pulley, also, movable pulley with Fixed pulley phoresys part by band and constitutes dynamic fixed pulley group;
Power mechanism, for tightening and loosening V belt translation part;
Return springs are installed between clamping tooth and clamping seats, when V belt translation part loosens, are used for integrated pushing clamping tooth, Slide joint end backwards to the first mounting groove along the mounting hole.
Further, the clamping tooth further includes the changeover portion for connecting joint end and connecting pin, between joint end and changeover portion With step, the return springs are spring, and spring pocket is set on joint end, also, one end of spring is connected to described On rank, the other end of spring is connected on clamping seats.
It further, further include pedestal, the clamping seats are installed on pedestal, are also set between the bottom and pedestal of clamping seats It is equipped with deflection compensation module, for compensating the amount of deflection of clamping seats generation.
Further, the fixed pulley is fixedly mounted on the lateral surface of close clamping tooth of clamping seats;Or, the fixed pulley It is fixedly mounted on the base.
It further, further include rear cover, rear cover is assemblied on the clamping seats, also, rear cover is covered in clamping tooth, is used for Limit extreme position when clamping tooth resets along mounting hole backwards to the sliding of the first mounting groove.
Further, the power mechanism includes servo/step drive device and driving force input interface, the V belt translation part One end fix and be wrapped on the driving force input interface, the other end of the V belt translation part is fixed on the separate of clamping seats On one end of driving force input interface, the servo/step drive device is for driving driving force input interface to rotate, with tightening With loosen V belt translation part.
The present invention also provides a kind of bending machines, including fast clamping device for die loading in bender and bender lower die quickly to press from both sides Tight device and differential gear, servo/step drive device;
Differential gear is installed on servo/step drive device, forms driving unit,
Fast clamping device for die loading in bender is installed on the lower mounting surface of bending machine top shoe, also, upper die of bending machine quickly presss from both sides Tight device has First Driving Force input interface;First Driving Force input interface is for driving fast clamping device for die loading in bender V belt translation part tightening and loosen;
Bender lower die fast fixture is installed on the upper mounting surface of bending machine lower table, also, bender lower die is quick Clamping device has the second driving force input interface;Second driving force input interface is for driving bender lower die Quick-clamped to fill The V belt translation part set is tightened and is loosened;
One output interface of differential gear connects one end of the first flexible axle, and the other end of the first flexible axle is then defeated with First Driving Force Incoming interface is connected, and drives the rotation of First Driving Force input interface by the first flexible axle;Another output interface of differential gear One end of the second flexible axle is connected, the other end of the second flexible axle is then connected with the second driving force input interface, passes through the second flexible axle The second driving force input interface is driven to rotate.
After above-mentioned technical proposal, the invention has the following advantages:
1) bender lower die fast fixture of the invention can be clamped quickly and unclamp bending lower die, realize key folder Tightly, it avoids traditional manual fast clip and needs repeat number ten times operations, save mould replacing time, improve operating efficiency, and then reduce work People's labor intensity improves utilization rate of equipment and installations.Since all bending lower dies are all on the clamping fixture seat of an entirety, clamping tooth is unclamped Afterwards, the position of mobile bending lower die, then a key clamps, can the very convenient position for efficiently adjusting bending lower die.
2) clamping tooth of the invention realizes that synchronous clamping is unclamped with synchronous, disappears completely by moving fixed pulley group unified driving In addition to because of clamped position caused by the reasons such as mold mismachining tolerance or die wear, there are cannot clamp completely when slight change The security risk of bending lower die, this embodiment can guarantee each mold in different installation sites by uniform folder Tightly, and clamping force is unattenuated.
3) all bending lower dies are all on the clamping fixture seat of an entirety, if only needing the position of mobile bending lower die It sets, very convenient can efficiently change die location.
Detailed description of the invention
Fig. 1 is the main view of bender lower die fast fixture of the invention;
Fig. 2 is the explosive view of bender lower die fast fixture of the invention;
Fig. 3 is the cross-sectional view of bender lower die fast fixture of the invention;
Fig. 4 is the portion the A partial enlarged view of Fig. 3;
Fig. 5 is the main view of bending machine of the invention;
Fig. 6 is the right view of bending machine of the invention.
Specific embodiment
In order that the present invention can be more clearly and readily understood, right below according to specific embodiment and in conjunction with attached drawing The present invention is described in further detail.
Unless not defining, the technical term or scientific term used herein, which is should be in fields of the present invention, to be had The ordinary meaning that the personage of general technical ability is understood." first " used in the invention patent specification and claims, " second " and similar word are not offered as any sequence, quantity or importance, and are used only to distinguish different compositions Part.Equally, the similar word such as "one" or " one " does not indicate that quantity limits yet, but indicates that there are at least one.
Embodiment 1:
As shown in Figures 1 to 4, a kind of bender lower die fast fixture, including clamping seats 1, dynamic fixed pulley group, clamping tooth 3, Power mechanism and return springs.
Clamping seats 1 are equipped with for installing the first mounting groove 11 of bending lower die 9 and for the joint end across clamping tooth 3 31 mounting hole 12, also, mounting hole 12 extends to first mounting groove 11, is connected to the first mounting groove 11.Bending lower die 9 Lower end be mounted in the first mounting groove 11, the side of bending lower die 9 is tightly attached in the wall trench of the first mounting groove 11, bending lower die 9 other side is used to cooperate with the joint end 31 of clamping tooth 3, by joint end 31 to the compression of bending lower die 9, to clamp Bending lower die 9.Clamp base 1 is whole preferably to carry out Strengthening and Toughening using heat treatment process, and clamp base 1 and bending lower die 9, The contact surface of clamping tooth 3 the heat treatments measure such as is quenched or is nitrogenized and carries out surface peening.
Dynamic fixed pulley group include fixed pulley 22 and movable pulley 21 and S type be alternately wound on fixed pulley 22 and movable pulley 21 it Between V belt translation part 23.Fixed pulley 22 is fixed with respect to clamping seats 1, and fixed pulley can be directly anchored on clamping seats 1, or be passed through Some centre parts are fixed on clamping seats 1, or are fixedly mounted on pedestal 5.Multiple fixed pulleys 22 are along the outside of clamping seats 1 Face direction simultaneously arranges at a certain distance.In the present embodiment 1, fixed pulley 22 is fixedly mounted on the close clamping tooth 3 of clamping seats 1 Lateral surface on.
Clamping tooth 3 is mounted on clamping seats 1.The quantity of clamping tooth 3 is identical as the quantity of 1 upper installing hole 12 of clamping seats.Often A correspondence of clamping tooth 3 is mounted in a mounting hole 12.Also, clamping tooth 3 includes joint end 31 and connecting pin 32, joint end 31 It is slidedly assemblied in mounting hole 12, the bottom of the connecting pin 32 of each clamping tooth 3 is mounted on a movable pulley 21, also, dynamic Pulley 21 and fixed pulley 22 phoresy part 23 by band and constitute dynamic fixed pulley group, the tightening by V belt translation part 23 with loosen, drive Movable pulley 21 it is close with respect to fixed pulley 22 with it is separate so that clamping tooth 3 is moved along mounting hole 12, clamp and decontrol clamping seats Bending lower die 9 in 1 the first mounting groove 11.
Power mechanism, for tightening and loosening V belt translation part 23.
Return springs are installed between clamping tooth 3 and clamping seats 1, when V belt translation part 23 loosens, are used for integrated pushing Clamping tooth 3 slides joint end 31 backwards to the first mounting groove 11 along the mounting hole 12, and the reset for clamping tooth 3 provides power.
When needing to unclamp bending lower die 9, V belt translation part 23 loosens, and joint end 31 is multiple under the action of return springs Position, that is, move joint end 31 backwards to the first mounting groove 11 along mounting hole 12, to unclamp bending lower die 9.It is rolled over when needing to clamp When stooping mould 9, power mechanism belt tensioner driving member 23, V belt translation part 23 drives running block close to fixed pulley group, makes clamping tooth 3 Overcome the elastic force of return springs to move along mounting hole 12 to the first mounting groove 11, withstands bending lower die 9 using joint end 31, it will Bending lower die 9 clamps.
The present invention can be clamped quickly and unclamp bending lower die 9, realized that a key is clamped and opened with a key, avoid tradition Manual fast clip needs repeat number ten times operations, saves mould replacing time, improves operating efficiency, and then reduces labor intensity of workers, mentions High utilization rate of equipment and installations.Since all bending lower dies 9 are all on the clamping fixture seat 1 of an entirety, after unclamping clamping tooth 3, mobile folding The position of mould 9 is stooped, then a key clamps, can the very convenient position for efficiently adjusting bending lower die 9.
In the present embodiment 1, the clamping tooth 3 further includes the changeover portion 33 for connecting joint end 31 and connecting pin 32, joint end There is step 34, the return springs are spring 4, and certainly, return springs may be other between 31 and changeover portion 33 The telescopic elastic component of spring structure is contained, the present embodiment 1 is only by taking spring 4 as an example.Spring 4 is sheathed on joint end 31, Also, one end of spring 4 is connected on the step 34, and the other end of spring 4 is connected on clamping seats 1.When clamped condition, bullet Spring 4 is limited between step 34 and clamping seats 1, is in compressive state, is that elastic force is put aside in the reset of clamping tooth 3.Releasing orientation When, V belt translation part 23 loosens, and spring 4 pushes clamping tooth 3 to move along mounting hole 12 backwards to the first mounting groove 11,9 quilt of bending lower die It opens.
This bender lower die fast fixture further includes pedestal 5, and the clamping seats 1 are installed on pedestal 5, in clamping seats It is additionally provided with deflection compensation module 6 between 1 bottom and pedestal 5, for compensating the amount of deflection of the generation of clamping seats 1.
This bender lower die fast fixture further includes rear cover 7, and rear cover 7 is assemblied on the clamping seats 1, also, after Lid 7 is covered in clamping tooth 3, for limiting limit when clamping tooth 3 resets along mounting hole 12 backwards to the sliding of the first mounting groove 11 Position.Clamping tooth 3 spring 4 elastic force push under, along mounting hole 12 backwards to the first mounting groove 11 slide, when connecting pin 32 after It flanks when contacting rear cover 7, clamping tooth 3 resets in place, that is, the initial position of clamping tooth 3 is reached, at this point, joint end 31 is from the first peace Tankage 11 is retracted into mounting hole 12, and the end of joint end 31 is made to be detached from bending lower die 9, and bending lower die 9 is released, and can adjust folding Stoop position or the replacement bending lower die 9 of mould 9.7 one direction of rear cover is clamped for installing clamping tooth 3, other direction for limiting The initial position of tooth 3 avoids clamping tooth 3 from excessively resetting, and is detached from clamping seats 1.In the case where rear cover 7 are arranged, spring 4 is preferred to be begun It is in compressive state eventually.
Power mechanism includes servo/step drive device 81 and driving force input interface 82, and the one of the V belt translation part 23 End is fixed and is wrapped on the driving force input interface 82, and the other end of the V belt translation part 23 is fixed on the remote of clamping seats 1 On one end from driving force input interface 82, the servo/step drive device 81 is for driving 82 turns of driving force input interface It is dynamic, to tighten and loosen V belt translation part 23.
Embodiment 2:
On the basis of embodiment 1, as shown in Figure 5, Figure 6, the present embodiment 2 furthermore presents a kind of bending machine, including bending Machine upper mold fast fixture I and bender lower die fast fixture II and differential gear 83, servo/stepper drive dress Set 81.
Differential gear 83 is installed on servo/step drive device 81, forms driving unit.
Fast clamping device for die loading in bender I is installed on the lower mounting surface of bending machine top shoe III, and upper die of bending machine is quick 9 ' of bending upper die is installed, also, there is fast clamping device for die loading in bender I First Driving Force input to connect on clamping device I Mouth 82a;First Driving Force input interface 82a is used to drive the V belt translation part of fast clamping device for die loading in bender I to tighten and put Pine;
Bender lower die fast fixture II is installed on the upper mounting surface of bending machine lower table IV, and bender lower die quickly presss from both sides Bending lower die 9 is installed, also, bender lower die fast fixture II has the second driving on the clamping seats 1 of tight device II Power input interface 82b;Second driving force input interface 82b is used to drive the V belt translation part of bender lower die fast fixture II It tightens and loosens;
One output interface of differential gear 83 connects one end of the first flexible axle 84a, and the other end of the first flexible axle 84a is then with first Driving force input interface 82a is connected, and drives First Driving Force input interface 82a rotation by the first flexible axle 84a;Differential gear 83 another output interface connects one end of the second flexible axle 84b, and the other end of the second flexible axle 84b is then inputted with the second driving force Interface 82b is connected, and drives the second driving force input interface 82b rotation by the second flexible axle 84b.
Servo/step drive device 81 drives the first flexible axle 84a, the second flexible axle 84b to rotate by differential gear 83, and first Flexible axle 84a, the second flexible axle 84b drive First Driving Force input interface 82a, the second driving force input interface 82b to rotate respectively, make Fast clamping device for die loading in bender I clamps 9 ' of bending upper die, and bender lower die fast fixture II clamps bending lower die 9. Fast clamping device for die loading in bender I can use existing upper mold clamping device.
Particular embodiments described above, pair present invention solves the technical problem that, technical scheme and beneficial effects carry out It is further described, it should be understood that the above is only a specific embodiment of the present invention, is not limited to this Invention, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should be included in this hair Within bright protection scope.

Claims (7)

1. a kind of bender lower die fast fixture, it is characterised in that: including
Clamping seats (1) which is provided with the first mounting groove (11) for installing bending lower die (9) and be used for across clamping tooth (3) Joint end (31) mounting hole (12), also, mounting hole (12) extends to first mounting groove (11), with the first mounting groove (11) it is connected to;
Relatively the clamping seats (1) it is fixed, along clamping seats (1) lateral surface direction and at a certain distance arrange it is multiple Fixed pulley (22);
Multiple clamping teeth (3), are mounted on the clamping seats (1), also, the clamping tooth (3) includes joint end (31) and connects It connects end (32), the joint end (31) is slidedly assemblied in the mounting hole (12), the connecting pin (32) of each clamping tooth (3) Bottom is mounted on movable pulley (21), also, movable pulley (21) and fixed pulley (22) phoresy part (23) composition by band and move fixed slide Wheel group;
Power mechanism, for tightening and loosening V belt translation part (23);
Return springs are installed between clamping tooth (3) and clamping seats (1), when V belt translation part (23) loosens, are pushed away for whole Dynamic clamping tooth (3) slide joint end (31) backwards to the first mounting groove (11) along the mounting hole (12).
2. bender lower die fast fixture according to claim 1, it is characterised in that: the clamping tooth (3) is also wrapped The changeover portion (33) for including connection joint end (31) and connecting pin (32) has step between joint end (31) and changeover portion (33) (34), the return springs are spring (4), and spring (4) is sheathed on joint end (31), also, one end of spring (4) abuts On the step (34), the other end of spring (4) is connected on clamping seats (1).
3. bender lower die fast fixture according to claim 1, it is characterised in that: it further include pedestal (5), it is described Clamping seats (1) are installed on pedestal (5), are additionally provided with deflection compensation module between the bottom and pedestal (5) of clamping seats (1) (6), for compensating the amount of deflection of clamping seats (1) generation.
4. bender lower die fast fixture according to claim 3, it is characterised in that: the fixed pulley (22) is fixed It is mounted on the lateral surface of close clamping tooth (3) of clamping seats (1);Or, the fixed pulley (22) is fixedly mounted on pedestal (5) On.
5. bender lower die fast fixture according to claim 3, it is characterised in that: further include rear cover (7), rear cover (7) it is assemblied on the clamping seats (1), also, rear cover (7) is covered on clamping tooth (3), is resetted for limiting clamping tooth (3) When along mounting hole (12) backwards to the first mounting groove (11) sliding extreme position.
6. bender lower die fast fixture according to claim 1, it is characterised in that: the power mechanism includes watching One end of clothes/step drive device (81) and driving force input interface (82), the V belt translation part (23) is fixed and is wrapped in institute It states on driving force input interface (82), the separate driving force that the other end of the V belt translation part (23) is fixed on clamping seats (1) is defeated On one end of incoming interface (82), the servo/step drive device (81) is used to that driving force input interface (82) to be driven to rotate, with It tightens and loosens V belt translation part (23).
7. a kind of bending machine, it is characterised in that: including fast clamping device for die loading in bender (I) and as claim 1 to 6 is any Bender lower die fast fixture (II) and differential gear (83), servo/step drive device (81) described in;
Differential gear (83) is installed on servo/step drive device (81), forms driving unit,
Fast clamping device for die loading in bender (I) is installed on the lower mounting surface of bending machine top shoe, also, upper die of bending machine is quick Clamping device (I) has First Driving Force input interface (82a);First Driving Force input interface (82a) is for driving bending machine The V belt translation part of upper mold fast fixture (I) is tightened and is loosened;
Bender lower die fast fixture (II) is installed on the upper mounting surface of bending machine lower table, also, bender lower die Fast fixture (II) has the second driving force input interface (82b);Second driving force input interface (82b) is for driving folding The V belt translation part of bender lower die fast fixture (II) is tightened and is loosened;
One end of the output interface connection the first flexible axle (84a) of differential gear (83), the other end of the first flexible axle (84a) is then It is connected with First Driving Force input interface (82a), First Driving Force input interface (82a) is driven by the first flexible axle (84a) Rotation;Differential gear (83) another output interface connection the second flexible axle (84b) one end, the second flexible axle (84b) it is another End is then connected with the second driving force input interface (82b), drives the second driving force input interface by the second flexible axle (84b) (82b) rotation.
CN201910111990.9A 2019-02-13 2019-02-13 Bender lower die fast fixture and bending machine Pending CN109570347A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910111990.9A CN109570347A (en) 2019-02-13 2019-02-13 Bender lower die fast fixture and bending machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910111990.9A CN109570347A (en) 2019-02-13 2019-02-13 Bender lower die fast fixture and bending machine

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CN109570347A true CN109570347A (en) 2019-04-05

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1190535A (en) * 1997-09-25 1999-04-06 Amada Metrecs Co Ltd Upper die holding device in press brake
CN102691681A (en) * 2012-06-26 2012-09-26 重庆键英液压机电有限公司 Novel three-point type bending machine hydraulic system with quick energy conservation
CN203817204U (en) * 2014-05-05 2014-09-10 沈阳金杯江森自控汽车内饰件有限公司 Die replacing device used for replacing dies
CN207668228U (en) * 2017-12-01 2018-07-31 佛山市镭戈斯数控设备有限公司 A kind of servo numerical control bending machine
CN109226527A (en) * 2018-10-16 2019-01-18 王勇 Mold quick clamping system for bending machine
CN209647367U (en) * 2019-02-13 2019-11-19 王勇 Bender lower die fast fixture and bending machine

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1190535A (en) * 1997-09-25 1999-04-06 Amada Metrecs Co Ltd Upper die holding device in press brake
CN102691681A (en) * 2012-06-26 2012-09-26 重庆键英液压机电有限公司 Novel three-point type bending machine hydraulic system with quick energy conservation
CN203817204U (en) * 2014-05-05 2014-09-10 沈阳金杯江森自控汽车内饰件有限公司 Die replacing device used for replacing dies
CN207668228U (en) * 2017-12-01 2018-07-31 佛山市镭戈斯数控设备有限公司 A kind of servo numerical control bending machine
CN109226527A (en) * 2018-10-16 2019-01-18 王勇 Mold quick clamping system for bending machine
CN209647367U (en) * 2019-02-13 2019-11-19 王勇 Bender lower die fast fixture and bending machine

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