CN103521659A - Machine head for numerical-control wire bending machine - Google Patents
Machine head for numerical-control wire bending machine Download PDFInfo
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- CN103521659A CN103521659A CN201310505593.2A CN201310505593A CN103521659A CN 103521659 A CN103521659 A CN 103521659A CN 201310505593 A CN201310505593 A CN 201310505593A CN 103521659 A CN103521659 A CN 103521659A
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- wire
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- 238000005452 bending Methods 0.000 title claims abstract description 21
- 238000006243 chemical reaction Methods 0.000 claims abstract description 4
- 230000011218 segmentation Effects 0.000 claims description 22
- 238000009987 spinning Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 5
- 238000000465 moulding Methods 0.000 description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000000153 supplemental effect Effects 0.000 description 1
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Abstract
The invention discloses a machine head for a numerical-control wire bending machine. A wire bending die, a die autorotation mechanism and a die conversion mechanism are arranged on the machine head, a wire clamping mechanism is arranged on the machine head, and the wire clamping mechanism comprises two wire clamping oil cylinders and two clamping dies. The wire clamping oil cylinders are relatively arranged in a left-and-right mode, and the moving ends of the two wire clamping oil cylinders are relatively ejected out in a left-and-right mode so as to drive the two clamping dies to move to achieve butt clamping. Wire clamping nozzles are formed in the positions, close to the front portions of the wire bending dies, of the two clamping dies, clamping grooves which are matched with wire rods are formed in the wire clamping nozzles, grooves are formed in the positions, behind the wire clamping nozzles, of the two clamping dies and allow the front ends of material feeding rods to be penetrated, guide sleeves which penetrate through the segmented wire rods and the material feeding rods are arranged on the rear sides of the two clamping dies, the guide sleeves are installed on guide sleeve bases, and the guide sleeve bases are fixed on the machine head. According to the technical scheme, when the wire clamping nozzles are clamped, the larger clamping force is kept, the wire bending position can be closer to the tail ends of the segmented wire rods, the guide sleeves can conduct effective supporting and guiding on the material feeding rods, and the material feeding precision is improved.
Description
Technical field
The invention belongs to machining equipment field, particularly relate to a kind of head for 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, when changing wire rod, segmentation wire rod is plug-in mounting difficulty in the through wires hole of head; The 3rd, when curved line moulding, segmentation wire rod cannot reliably grip, and affects curved line quality.For this reason, inventor designs a kind of numerical control wire bending machine, on the basis of the continuous wire wire bending machine of prior art, pay-off and head is improved, and enables the curved line moulding for segmentation wire rod.The present invention relates to head wherein.
Summary of the invention
In order to solve above-mentioned technical problem, the object of this invention is to provide a kind of head for numerical control wire bending machine, be provided with thread clamping mechanism, enable the curved line moulding for segmentation wire rod.
To achieve the above object, the present invention has adopted following technical scheme:
Head for numerical control wire bending machine, head is provided with curved line mould, mould free-wheeling system and mould switching mechanism, 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 for wearing the fairlead of segmentation wire rod, feeding rod, and fairlead is arranged on guide sleeve seat, and guide sleeve seat is fixed on head.
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.
The present invention is owing to having adopted above technical scheme, not only make clamp mouth can keep larger chucking power when 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.
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.
The head rotating mechanism 6 here, 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 rotating and is arranged on the rotating shaft on axle bed, rotating shaft one end is head fixedly, the rotating shaft other end is rotating disk fixedly, 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, when changing wire rod, segmentation wire rod is plug-in mounting difficulty in the through wires hole of head; The 3rd, when 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 for gripping the thread clamping mechanism 5 of 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 endwisely slips 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, on motor cabinet 85, mounted motor 86, motor 86 is connected with screw nut driving, the fixing rear end of feeding rod 84 on motor cabinet 85, 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, vertical 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 piston rod top fixing horizontal cylinder 73 ejecting straight up of vertical 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; When 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 when 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 for wearing the fairlead 53 of 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 53He 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, by two clampings 52, clamps wire rod, curved line mould 3 carries out curved line moulding, during feeding, unclamp clamping 52, by servomotor 86, control as required feeding, the front end of feeding rod 84 can be through the centre bore of fairlead 53He head rotating mechanism 6, until after the clamp mouth of clamping 52.
Claims (2)
1. for the head of numerical control wire bending machine, head (2) is provided with curved line mould (3), mould free-wheeling system and mould switching mechanism, it is characterized in that, 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 relative to ejecting, drive two clampings (52) move to realize pressing from both sides, 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) 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 for wearing the fairlead (53) of 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).
2. the head for numerical control wire bending machine according to claim 1, it is characterized in that, described head is provided with worm gear case that can horizontal hunting, worm screw in worm gear case is driven and is 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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310505593.2A CN103521659B (en) | 2013-10-22 | 2013-10-22 | Machine head for numerical-control wire bending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310505593.2A CN103521659B (en) | 2013-10-22 | 2013-10-22 | Machine head for numerical-control wire bending machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103521659A true CN103521659A (en) | 2014-01-22 |
| CN103521659B CN103521659B (en) | 2015-04-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310505593.2A Expired - Fee Related CN103521659B (en) | 2013-10-22 | 2013-10-22 | Machine head for numerical-control wire bending machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103521659B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4326142A1 (en) * | 1993-08-04 | 1995-02-09 | Ind Drahtverarbeitung Osterloh | Apparatus for producing metal bars (rods) for wire meshes (wire netting) |
| JP2002301533A (en) * | 2001-04-05 | 2002-10-15 | Olympus Optical Co Ltd | Wire bender |
| CN101716636A (en) * | 2009-12-23 | 2010-06-02 | 高尔荣 | Numerical control wire bending machine |
| CN201931030U (en) * | 2010-12-22 | 2011-08-17 | 宁波诺士敦机电有限公司 | Bending machine |
| CN102814431A (en) * | 2012-08-03 | 2012-12-12 | 苏州忠明祥和精工有限公司 | Automatic steel wire bending machine |
| CN203508886U (en) * | 2013-10-22 | 2014-04-02 | 浙江博雷重型机床制造有限公司 | Head for numerical control wire bending machine |
-
2013
- 2013-10-22 CN CN201310505593.2A patent/CN103521659B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4326142A1 (en) * | 1993-08-04 | 1995-02-09 | Ind Drahtverarbeitung Osterloh | Apparatus for producing metal bars (rods) for wire meshes (wire netting) |
| JP2002301533A (en) * | 2001-04-05 | 2002-10-15 | Olympus Optical Co Ltd | Wire bender |
| CN101716636A (en) * | 2009-12-23 | 2010-06-02 | 高尔荣 | Numerical control wire bending machine |
| CN201931030U (en) * | 2010-12-22 | 2011-08-17 | 宁波诺士敦机电有限公司 | Bending machine |
| CN102814431A (en) * | 2012-08-03 | 2012-12-12 | 苏州忠明祥和精工有限公司 | Automatic steel wire bending machine |
| CN203508886U (en) * | 2013-10-22 | 2014-04-02 | 浙江博雷重型机床制造有限公司 | Head for numerical control wire bending machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103521659B (en) | 2015-04-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Li Dongnuan Inventor before: Wu Min Inventor before: Gao Errong |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170620 Address after: 300000 Tianjin city Beichen District small lake town of Tianjin Elm Road No. 49 Building No. 1102 Jiayang Garden Patentee after: Li Dongnuan Address before: 313219 Zhejiang province Huzhou city Deqing County Town Road No. 1 Chomo leidian Patentee before: Zhejiang Bolei Heavy Machine Tool Manufacturing Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181210 Address after: 538000 Guangxi Fangchenggang Economic and Technological Development Zone Patentee after: Gangxi Shenglong Metallurgical Co., Ltd. Address before: 300000 Building 1102, No. 49, Jiayang Garden, Jinyu Highway, Xiaodian Town, Beichen District, Tianjin Patentee before: Li Dongnuan |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150415 Termination date: 20181022 |