CN103801638A - Numerically-controlled wire rod bending machine - Google Patents
Numerically-controlled wire rod bending machine Download PDFInfo
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- CN103801638A CN103801638A CN201310562129.7A CN201310562129A CN103801638A CN 103801638 A CN103801638 A CN 103801638A CN 201310562129 A CN201310562129 A CN 201310562129A CN 103801638 A CN103801638 A CN 103801638A
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- rod
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Abstract
The invention discloses a numerically-controlled wire rod bending machine. The wire rod bending machine comprises a rack, wherein a machine head, a machine head rotating mechanism and a feeding device are sequentially arranged on the rack from front to back; the feeding device comprises a clamping pushing mechanism and an auxiliary guide mechanism; the clamping pushing mechanism comprises a guide rail base, a lead screw, a sliding block, a feeding rod, a motor base and a motor, the guide rail base is installed on the rack, the sliding block slides on the guide rail base in the axial direction of wire rods, the lead screw is fixed on the guide rail base and in threaded connection with a lead screw nut, the lead screw nut is installed on the sliding block through a bearing, the motor base is fixedly installed on the sliding block, the motor is installed on the motor base and in transmission connection with the lead screw nut, the back end of the feeding rod is fixed on the motor base, and a wire rod locking mechanism is installed at the front end of the feeding rod. According to the technical scheme, the feeding rod and the front end of the feeding rod are used for locking and fixing the wire rods, so that feeding and bending machining of the sectional wire rods can be implemented; and the motor and the sliding block which move synchronously as well as the auxiliary supporting and guide mechanism are used, so that the mobile feeding accuracy is improved.
Description
The application is following patent application
Application number is: 201310505592.8
The applying date is: on October 22nd, 2013
Application is artificial: Zhejiang Bolei Heavy Machine Tool Manufacturing Co., Ltd.
Application name is called: a kind of numerical control wire bending machine
Divisional application.
Technical field
The invention belongs to machining equipment field, particularly relate to a kind of numerical control wire bending machine.
Background technology
Publication number is that the patent documentation of CN201231294Y, CN101716636A discloses respectively two kinds of numerical control wire bending machines, their structure is similar, all the curved line moulding (for example steel wire coiled strip) for continuous wire, comprise frame, frame is provided with bar straightening mechanism, wire agency, head rotating mechanism, head, shut-off mechanism, mould, mould free-wheeling system, mould switching mechanism and control module.But, in prior art there are no the wire bending machine that sectional segmentation wire rod is carried out to curved line moulding.Continuous wire wire bending machine cannot be directly used in the problem that segmentation wire rod is carried out to curved line moulding and be: the one, and existing feed mechanism cannot be realized the feeding of segmentation wire rod; The 2nd, in the time changing wire rod, segmentation wire rod is plug-in mounting difficulty in the through wires hole of head; The 3rd, in the time of curved line moulding, segmentation wire rod cannot reliably grip, and affects curved line quality.
Summary of the invention
In order to solve above-mentioned technical problem, the object of this invention is to provide a kind of numerical control wire bending machine, on the basis of the continuous wire wire bending machine of prior art, pay-off is improved, enable the curved line moulding for segmentation wire rod.
To achieve the above object, the present invention has adopted following technical scheme:
A kind of numerical control wire bending machine, comprise frame, in frame, be provided with successively from front to back head, head rotating mechanism and pay-off, head is provided with curved line mould, mould free-wheeling system and mould switching mechanism, and described pay-off comprises for clamping segmentation wire rod and realizing the clamping delivery device of advance and retreat and the auxiliary guide mechanism for supplemental support guiding; Clamping delivery device comprises track base, screw mandrel, slide block, feeding rod, motor cabinet and motor, track base is arranged in frame, slide block slides axially at track base ascender line material, is fixed with screw mandrel on track base, and feed screw nut has been threaded on screw mandrel, feed screw nut is arranged on slide block by bearing, on slide block, fixedly mount motor cabinet, mounted motor on motor cabinet, motor is connected with screw nut driving, on motor cabinet, fix the rear end of feeding rod, the front end of feeding rod is installed a wire rod retaining mechanism.
Adopt feeding rod and its front end wire rod that is locked, the feeding of segmentation wire rod and curved line processing are implemented, adopt motor and slide block to be synchronized with the movement, and supplemental support guiding mechanism, moving feeding precision improved.
As preferably, described wire rod retaining mechanism comprises upper gripper jaw and lower jaw, lower jaw is fixed on the front end of feeding rod, the clamping face of upper gripper jaw and lower jaw is provided with the holding tank matching with wire rod, hinged and the upper gripper jaw of one end of upper gripper jaw and lower jaw rotates in the radial section of wire rod, the other end of upper gripper jaw is provided with groove or through hole, thereby is threaded segmentation wire rod is locked upper gripper jaw and lower jaw with lower jaw through the screw of this groove or through hole.Adopt the structure that can open of upper gripper jaw, wire rod easy accessibility, be locked firmly.
As preferably, described feeding rod has the centre bore that can hold segmentation wire rod.
Described auxiliary guide mechanism can be a fixing tugboat, but preferably, described auxiliary guide mechanism comprises guide holder, vertically cylinder, horizontal air cylinder, tugboat seat and guiding tugboat, guide holder is fixed in frame, vertically cylinder is fixed on guide holder, the vertically piston rod top fixing horizontal cylinder ejecting straight up of cylinder, horizontal air cylinder top is provided with horizontal slide rail, on horizontal slide rail, slidably connect tugboat seat, the piston rod that horizontal air cylinder level ejects is fixedly connected with tugboat seat, on tugboat seat, be provided for supporting the guiding tugboat of feeding rod, guiding tugboat can rotate and circumference is provided with annular groove.Like this, when motor cabinet move near and feeding rod while not needing guide support, tugboat can be return to reset, motor cabinet is moved and can continue to move forward feeding, avoided fixing tugboat to dodge causing the shortcomings such as board length is long.
As preferably, described head is provided with thread clamping mechanism, comprise two clamp oil cylinders and two clampings that left and right is oppositely arranged, thereby left and right, the mobile terminal of two clamp oil cylinders drives two clampings to move realization to folder relative to ejecting, two clampings arrange clamp mouth near the front portion of curved line mould, clamp mouth is provided with the clip slot matching with wire rod, two clampings groove for penetrating for feeding rod front end after clamp mouth; The rear side of two clampings is provided with the fairlead for wearing segmentation wire rod, feeding rod, and fairlead is arranged on guide sleeve seat, and guide sleeve seat is fixed on head.So not only make clamp mouth can keep larger chucking power in the time clamping, and make curved line position can be more near the end of segmentation wire rod, arranging of fairlead can be carried out effective support guide to feeding rod, improves pushing precision.
As preferably, described head is provided with worm gear case that can horizontal hunting, and the worm screw in worm gear case is driven and rotated by mould spinning motor, and drive two worm gears simultaneously, two worm gears are fixedly connected with two main shafts, main shaft band internal spline, and splined shaft is connected with main spindle multiple spline; Two curved line moulds are separately fixed at two splined shaft tops, the sheathed stage clip in splined shaft bottom, and stage clip lower end and splined shaft bottom offset, and in stage clip upper end and main shaft, step offsets, thereby drives splined shaft to move down; Numerical control scale-division device is installed on head, and numerical control scale-division device promotes worm gear case swing by swing arm and connecting rod and realizes mould conversion.
As preferably, described head rotating mechanism comprises and rotates the rotating shaft being arranged on axle bed, head is fixed in rotating shaft one end, the rotating shaft other end is fixed rotating disk, rotating disk is provided with Balance Iron, rotating shaft axle center is provided with the guide pipe that can pass through for wire rod, and described rotating shaft is connected with the electric rotating machine gear drive being fixed on axle bed.
The present invention is owing to having adopted above technical scheme, adopt feeding rod and its front end wire rod that is locked, feeding and the curved line processing of segmentation wire rod are implemented, adopt motor and slide block to be synchronized with the movement, and supplemental support guiding mechanism, improve moving feeding precision, simple and reasonable, low cost of manufacture.
Accompanying drawing explanation
Fig. 1 is one of stereogram of wire bending machine of the present invention.
Fig. 2 be wire bending machine of the present invention stereogram two.
Fig. 3 is the A place partial enlarged drawing in Fig. 2.
Fig. 4 is the B place partial enlarged drawing in Fig. 2.
Fig. 5 is the C place partial enlarged drawing in Fig. 2.
Fig. 6 is the D place partial enlarged drawing in Fig. 2.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is made a detailed explanation.
Embodiment 1:
A kind of numerical control wire bending machine as shown in Figure 1 and Figure 2, comprises frame 1, is provided with successively from front to back head 2, head rotating mechanism 6 and pay-off in frame 1, and wherein head 2 is provided with curved line mould 3 and mould free-wheeling system thereof, mould switching mechanism.
Here head rotating mechanism 6, curved line mould 3 and mould free-wheeling system thereof are identical with the structure of continuous wire wire bending machine of the prior art with mould switching mechanism, and for example publication number is the disclosed structure of patent documentation of CN201231294Y, CN101716636A, CN101733344B.The handpiece structure of the present embodiment is as follows: comprise head be provided with can horizontal hunting worm gear case, worm screw in worm gear case is driven and is rotated by mould spinning motor, and drives two worm gears simultaneously, and two worm gears are fixedly connected with two main shafts, main shaft band internal spline, splined shaft is connected with main spindle multiple spline; Two curved line moulds are separately fixed at two splined shaft tops, the sheathed stage clip in splined shaft bottom, and stage clip lower end and splined shaft bottom offset, and in stage clip upper end and main shaft, step offsets, thereby drives splined shaft to move down; Numerical control scale-division device is installed on head, and numerical control scale-division device promotes worm gear case swing by swing arm and connecting rod and realizes mould conversion.Described head rotating mechanism comprises and rotates the rotating shaft being arranged on axle bed, head is fixed in rotating shaft one end, the rotating shaft other end is fixed rotating disk, rotating disk is provided with Balance Iron, rotating shaft axle center is provided with the guide pipe that can pass through for wire rod, described rotating shaft is connected with the electric rotating machine gear drive being fixed on axle bed, and described electric rotating machine is connected with control module.
Continuous wire wire bending machine cannot be directly used in the problem that segmentation wire rod is carried out to curved line moulding and be: the one, and existing feed mechanism cannot be realized the feeding of segmentation wire rod; The 2nd, in the time changing wire rod, segmentation wire rod is plug-in mounting difficulty in the through wires hole of head; The 3rd, in the time of curved line moulding, segmentation wire rod cannot reliably grip, and affects curved line quality.For this reason, in the present invention, in frame 1, be provided for pushing the pay-off of segmentation wire rod, on head 2, set up the thread clamping mechanism 5 for gripping segmented line 4.
Described pay-off comprises for clamping segmentation wire rod 4 and realizing the clamping delivery device 8 of advance and retreat and for segmentation wire rod being carried out to the auxiliary guide mechanism 7 of supplemental support and mobile guide.As shown in Figure 3, clamping delivery device 8 comprises track base 81, screw mandrel 82, slide block 83, feeding rod 84, motor cabinet 85 and motor 86, track base 81 is arranged in frame 1, slide block 83 slides axially at track base 81 ascender line materials, on track base 81, be fixed with screw mandrel 82, feed screw nut has been threaded on screw mandrel 82, feed screw nut is arranged on slide block 83 by bearing, on slide block 83, fixedly mount motor cabinet 85, mounted motor 86 on motor cabinet 85, motor 86 is connected with screw nut driving, on motor cabinet 85, fix the rear end of feeding rod 84, as shown in Figure 5, the front end of feeding rod 84 is installed a wire rod retaining mechanism, this wire rod retaining mechanism comprises upper gripper jaw 841 and lower jaw 842, lower jaw 842 is fixed on the front end of feeding rod 84, the clamping face of upper gripper jaw 841 and lower jaw 842 is provided with the holding tank matching with wire rod, hinged and the upper gripper jaw 841 of one end of upper gripper jaw 841 and lower jaw 842 rotates in the radial section of wire rod, the other end of upper gripper jaw 841 is provided with groove or through hole, thereby be threaded with lower jaw 842 upper gripper jaw 841 and the lower jaw 842 segmentation wire rod 4 that is locked through the screw of this groove or through hole.Described feeding rod 84 for example preferably has centre bore, so that hold a part for segmentation wire rod, pipe.As shown in Figure 4, described auxiliary guide mechanism 7 comprises guide holder 71, vertically cylinder 72, horizontal air cylinder 73, tugboat seat 74 and guiding tugboat 75, guide holder 71 is fixed in frame 1, vertically cylinder 72 is fixed on guide holder 71, the vertically piston rod top fixing horizontal cylinder 73 ejecting straight up of cylinder 72, horizontal air cylinder 73 tops are provided with horizontal slide rail, on horizontal slide rail, slidably connect tugboat seat 74, the piston rod that horizontal air cylinder 73 levels eject is fixedly connected with tugboat seat 74, on tugboat seat 74, be provided for supporting the guiding tugboat 75 of feeding rod 84, guiding tugboat 75 can rotate and circumference is provided with annular groove.When clamping delivery device 8 is when feed distance is less forward, vertically cylinder 72 and horizontal air cylinder 73 eject, and the tugboat 75 that makes to lead can support feeding rod 84; In the time that clamping delivery device 8 pushes forward more and close guiding tugboat 75, vertically cylinder 72 and horizontal air cylinder 73 reset, and guiding tugboat 75 is return and avoided, and makes to clamp delivery device 8 and can further push forward feeding.
As shown in Figure 6, described thread clamping mechanism 5 is arranged on head 2, comprise two clamp oil cylinders 51 and two clampings 52 that left and right is oppositely arranged, thereby left and right, the mobile terminal of two clamp oil cylinders 51 drives two clampings 52 to move realization to folder relative to ejecting, two clampings 52 arrange clamp mouth near the front portion of curved line mould 3, clamp mouth is provided with the clip slot matching with wire rod, two clampings 52 groove for penetrating for feeding rod 84 front ends after clamp mouth, so not only make clamp mouth can keep larger chucking power in the time clamping, and make curved line position can be more near the end of segmentation wire rod, the rear side of two clampings 52 is provided with the fairlead 53 for wearing segmentation wire rod or feeding rod 84, and fairlead 53 is arranged on guide sleeve seat 54, and guide sleeve seat 54 is fixed on head 2.
While changing the outfit like this segmentation wire rod, centre bore by wire rod 4 through fairlead 53 and head rotating mechanism 6, because installing easily much larger than wire diameter in aperture, the rear end of wire rod 4 is fixedly clamped at the front end of feeding rod 84, clamps wire rod by two clampings 52, curved line mould 3 carries out curved line moulding, when feeding, unclamp clamping 52, control as required feeding by servomotor 86, the front end of feeding rod 84 can be through the centre bore of fairlead 53 and head rotating mechanism 6, until after the clamp mouth of clamping 52.
Claims (1)
1. a numerical control wire bending machine, comprise frame (1), in frame (1), be provided with successively from front to back head (2), head rotating mechanism (6) and pay-off, head (2) is provided with curved line mould (3), mould free-wheeling system and mould switching mechanism, it is characterized in that, described pay-off comprises for clamping segmentation wire rod (4) and realizing the clamping delivery device (8) of advance and retreat and the auxiliary guide mechanism (7) for supplemental support guiding, clamping delivery device (8) comprises track base (81), screw mandrel (82), slide block (83), feeding rod (84), motor cabinet (85) and motor (86), track base (81) is arranged in frame (1), slide block (83) slides axially at track base (81) ascender line material, on track base (81), be fixed with screw mandrel (82), feed screw nut has been threaded on screw mandrel (82), feed screw nut is arranged on slide block (83) by bearing, slide block (83) upper fixed installation motor cabinet (85), the upper mounted motor (86) of motor cabinet (85), motor (86) is connected with screw nut driving, the rear end of the upper fixing feeding rod (84) of motor cabinet (85), the front end of feeding rod (84) is installed a wire rod retaining mechanism, described wire rod retaining mechanism comprises upper gripper jaw (841) and lower jaw (842), lower jaw (842) is fixed on the front end of feeding rod (84), the clamping face of upper gripper jaw (841) and lower jaw (842) is provided with the holding tank matching with wire rod, hinged and the upper gripper jaw (841) of one end of upper gripper jaw (841) and lower jaw (842) rotates in the radial section of wire rod, the other end of upper gripper jaw (841) is provided with groove or through hole, through the screw of this groove or through hole with lower jaw (842) thus be threaded segmentation wire rod (4) be locked upper gripper jaw (841) and lower jaw (842), described feeding rod (84) has the centre bore that can hold segmentation wire rod, described auxiliary guide mechanism (7) comprises guide holder (71), vertically cylinder (72), horizontal air cylinder (73), tugboat seat (74) and guiding tugboat (75), guide holder (71) is fixed in frame (1), vertically cylinder (72) is fixed on guide holder (71), the vertically piston rod top fixing horizontal cylinder (73) ejecting straight up of cylinder (72), horizontal air cylinder (73) top is provided with horizontal slide rail, on horizontal slide rail, slidably connect tugboat seat (74), the piston rod that horizontal air cylinder (73) level ejects is fixedly connected with tugboat seat (74), on tugboat seat (74), be provided for supporting the guiding tugboat (75) of feeding rod (84), guiding tugboat (75) can rotate and circumference is provided with annular groove, described head (2) is provided with thread clamping mechanism (5), comprise two clamp oil cylinders (51) and two clampings (52) that left and right is oppositely arranged, two clamp oil cylinders (51) thus about mobile terminal drive two clampings (52) move to realize pressing from both sides relative to ejecting, two clampings (52) arrange clamp mouth near the front portion of curved line mould (3), clamp mouth is provided with the clip slot matching with wire rod, and two clampings (52) are the groove for supplying feeding rod (84) front end to penetrate after clamp mouth, the rear side of two clampings (52) is provided with the fairlead (53) for wearing segmentation wire rod, feeding rod (84), and it is upper that fairlead (53) is arranged on guide sleeve seat (54), and guide sleeve seat (54) is fixed on head (2), described head is provided with worm gear case that can horizontal hunting, and the worm screw in worm gear case is driven and rotated by mould spinning motor, and drives two worm gears simultaneously, and two worm gears are fixedly connected with two main shafts, main shaft band internal spline, and splined shaft is connected with main spindle multiple spline, two curved line moulds are separately fixed at two splined shaft tops, the sheathed stage clip in splined shaft bottom, and stage clip lower end and splined shaft bottom offset, and in stage clip upper end and main shaft, step offsets, thereby drives splined shaft to move down, numerical control scale-division device is installed on head, and numerical control scale-division device promotes worm gear case swing by swing arm and connecting rod and realizes mould conversion, described head rotating mechanism comprises and rotates the rotating shaft being arranged on axle bed, head is fixed in rotating shaft one end, the rotating shaft other end is fixed rotating disk, rotating disk is provided with Balance Iron, rotating shaft axle center is provided with the guide pipe that can pass through for wire rod, and described rotating shaft is connected with the electric rotating machine gear drive being fixed on axle bed.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310505592.8A CN103521642B (en) | 2013-10-22 | 2013-10-22 | A kind of numerical control wire bending machine |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310505592.8A Division CN103521642B (en) | 2013-10-22 | 2013-10-22 | A kind of numerical control wire bending machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103801638A true CN103801638A (en) | 2014-05-21 |
| CN103801638B CN103801638B (en) | 2015-09-16 |
Family
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Family Applications (6)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310579352.2A Expired - Fee Related CN103586369B (en) | 2013-10-22 | 2013-10-22 | A kind of numerical control wire bending machine |
| CN201310531137.5A Expired - Fee Related CN103521643B (en) | 2013-10-22 | 2013-10-22 | Numerical control wire bending machine |
| CN201310549431.9A Expired - Fee Related CN103586368B (en) | 2013-10-22 | 2013-10-22 | A kind of numerical control wire bending machine |
| CN201310505592.8A Active CN103521642B (en) | 2013-10-22 | 2013-10-22 | A kind of numerical control wire bending machine |
| CN201310539844.9A Active CN103586367B (en) | 2013-10-22 | 2013-10-22 | A kind of numerical control wire bending machine |
| CN201310562129.7A Expired - Fee Related CN103801638B (en) | 2013-10-22 | 2013-10-22 | A kind of numerical control wire bending machine |
Family Applications Before (5)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310579352.2A Expired - Fee Related CN103586369B (en) | 2013-10-22 | 2013-10-22 | A kind of numerical control wire bending machine |
| CN201310531137.5A Expired - Fee Related CN103521643B (en) | 2013-10-22 | 2013-10-22 | Numerical control wire bending machine |
| CN201310549431.9A Expired - Fee Related CN103586368B (en) | 2013-10-22 | 2013-10-22 | A kind of numerical control wire bending machine |
| CN201310505592.8A Active CN103521642B (en) | 2013-10-22 | 2013-10-22 | A kind of numerical control wire bending machine |
| CN201310539844.9A Active CN103586367B (en) | 2013-10-22 | 2013-10-22 | A kind of numerical control wire bending machine |
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| CN (6) | CN103586369B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104550573A (en) * | 2014-12-31 | 2015-04-29 | 金文哲 | Wire bending machine |
| CN104607570A (en) * | 2014-12-31 | 2015-05-13 | 金文哲 | Double-end wire bender |
| CN106238628A (en) * | 2016-09-08 | 2016-12-21 | 泉州惠安博派信息技术有限公司 | A kind of stirrup bender of rapid material-feeding |
| CN106694747A (en) * | 2015-07-27 | 2017-05-24 | 青岛欧勃亚商用设备有限公司 | Three-dimensional iron wire formation integrated machine and method |
| CN108115063A (en) * | 2018-01-30 | 2018-06-05 | 浙江万能弹簧机械有限公司 | A kind of full-automatic wire-outlet rack |
| CN110560602A (en) * | 2019-09-30 | 2019-12-13 | 汪海军 | Machine tool of line folding machine |
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| CN106868900B (en) * | 2017-03-10 | 2023-03-14 | 鹤壁海昌智能科技股份有限公司 | High-speed wire stranding mechanism |
| CN108160879A (en) * | 2017-12-28 | 2018-06-15 | 广州彩虹五金弹簧有限公司 | A kind of seven axis molding machine of double end |
| CN108023445A (en) * | 2018-01-03 | 2018-05-11 | 海盐龙博直流电机有限公司 | A kind of shaping mechanism of heavy-duty motor armature coil coiling device |
| CN108356112A (en) * | 2018-02-09 | 2018-08-03 | 佛山市佳锐智能装备有限公司 | A kind of bending machine |
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- 2013-10-22 CN CN201310579352.2A patent/CN103586369B/en not_active Expired - Fee Related
- 2013-10-22 CN CN201310531137.5A patent/CN103521643B/en not_active Expired - Fee Related
- 2013-10-22 CN CN201310549431.9A patent/CN103586368B/en not_active Expired - Fee Related
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- 2013-10-22 CN CN201310562129.7A patent/CN103801638B/en not_active Expired - Fee Related
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104550573A (en) * | 2014-12-31 | 2015-04-29 | 金文哲 | Wire bending machine |
| CN104607570A (en) * | 2014-12-31 | 2015-05-13 | 金文哲 | Double-end wire bender |
| CN106694747A (en) * | 2015-07-27 | 2017-05-24 | 青岛欧勃亚商用设备有限公司 | Three-dimensional iron wire formation integrated machine and method |
| CN106238628A (en) * | 2016-09-08 | 2016-12-21 | 泉州惠安博派信息技术有限公司 | A kind of stirrup bender of rapid material-feeding |
| CN108115063A (en) * | 2018-01-30 | 2018-06-05 | 浙江万能弹簧机械有限公司 | A kind of full-automatic wire-outlet rack |
| CN110560602A (en) * | 2019-09-30 | 2019-12-13 | 汪海军 | Machine tool of line folding machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103521642B (en) | 2016-04-06 |
| CN103586369B (en) | 2015-09-16 |
| CN103586367A (en) | 2014-02-19 |
| CN103521643A (en) | 2014-01-22 |
| CN103521642A (en) | 2014-01-22 |
| CN103801638B (en) | 2015-09-16 |
| CN103586368B (en) | 2015-08-26 |
| CN103586368A (en) | 2014-02-19 |
| CN103586367B (en) | 2015-09-16 |
| CN103521643B (en) | 2016-01-06 |
| CN103586369A (en) | 2014-02-19 |
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