CN105033116A - Cold heading forming machine - Google Patents

Cold heading forming machine Download PDF

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Publication number
CN105033116A
CN105033116A CN201510490036.7A CN201510490036A CN105033116A CN 105033116 A CN105033116 A CN 105033116A CN 201510490036 A CN201510490036 A CN 201510490036A CN 105033116 A CN105033116 A CN 105033116A
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China
Prior art keywords
alignment
wire rod
fixture block
cylinder
support
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CN201510490036.7A
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CN105033116B (en
Inventor
金伟
李多全
杨宇强
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ZHEJIANG DONGRUI MACHINERY INDUSTRY CO LTD
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ZHEJIANG DONGRUI MACHINERY INDUSTRY CO LTD
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Publication of CN105033116A publication Critical patent/CN105033116A/en
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Abstract

The invention discloses a cold heading forming machine, comprising a wire rod straightening part, a wire rod feeding part, a wire rod cutting part, a cold heading forming part and a front and back through part; the cold heading forming machine is characterized in that the wire rod feeding part performs feeding by adopting a manipulator, and the wire rod straightening part makes adjustment by adopting a manipulator. The cold heading forming machine is simple in structure, small in occupied space, and accurate and reliable in fixed length feeding, and a better straightening effect of a metal wire rod can be realized by action of a stopping manipulator.

Description

A kind of cold header
Technical field
The present invention relates to a kind of improvement invention of cold header.
Background technology
Cold header a kind of the various metal wire rod handled well is carried out cold extrusion, makes the equipment of metal wire rod cold-heading molding in mould, to rub accessory for processing various standard, non-standard securing member and vapour.In prior art, the feeding of cold header is moved back and forth by actuating arm, drives ratchet to promote ratchet-gear wheel intermittent rotary, finally drives drawing-inroller to rotate and carry out feeding.Above-mentioned feed mechanism, complex structure, work noise is large, can not stop feeding in time during mechanical disorder, also often there will be ratchet-gear wheel reverse to a certain degree, drawing-inroller retreats phenomenon, feed length will occur so inadequate, cause product quality defective.In addition, metal wire rod is generally biscuit before entering cold headers, needs to carry out alignment by alignment feature.Current cold headers alignment feature, metal wire rod biscuit can unreel on dish horizontal in loose domain, then stub bar one end is introduced between upper and lower traction wheel, by the backscrolling of upper and lower traction wheel, first metal wire rod carries out the alignment of vertical direction through vertical alignment wheels, then carry out the alignment of horizontal direction through horizontal alignment wheels.Above-mentioned alignment process Problems existing mainly contains: the naturally loose and horizontal placement of biscuit, take up an area space large, metal wire rod is arbitrarily incorporated between upper and lower traction wheel, and the metal wire rod center of leading-in end and the centre of pull of upper and lower traction wheel be deviation comparatively large (comprising position deviation and angular deviation) often; Further, because the horizontal placement of biscuit, bend so metal wire rod is circumference in horizontal plane, and by the alignment of vertical direction first will be carried out after traction wheel, and then carrying out the alignment of horizontal direction, this is obviously unfavorable for alignment effect.
Summary of the invention
In view of the deficiency that background technology exists, object of the present invention is intended to provide a kind of structure simple, and occupation of land space is little, and fixed length feeding accurately and reliably, can realize the cold header of the better alignment effect of metal wire rod by the action of backgauge manipulator.
The present invention implements by following technical solution:
A kind of cold header, comprise wire rod alignment feature, wire rod feeding part, parts cut off by wire rod, cold-heading molding parts and front and back lead to parts, it is characterized in that: wire rod feeding part adopts finger feed, comprise stock support, stock support is fixedly connected on the feed side of cold headers frame, stock support arranges the first fixture block group and the second fixture block group along feed direction, first time fixture block of the first fixture block group is fixed on slide, first fixture block group first on fixture block do up and down setting and promoted by the first cylinder, first cylinder is fixedly mounted on slide, slide slides and is located on horizontal guide pillar, horizontal guide pillar fixedly mounts on stock support, the rear end of slide is connected with cold headers actuating arm, second time fixture block of the second fixture block group is fixed on stock support, second fixture block group second on fixture block do up and down setting and promoted by the second cylinder, second cylinder is fixedly mounted on stock support.
After adopting technique scheme, the course of action that finger feed realizes is: forward during charging, on first, metal wire rod clamps by fixture block under the effect of the first cylinder, now fixture block unclamps metal wire rod on second, then actuating arm promotes slide reach, realize fixed length feeding, after fixed length feeding, on second, metal wire rod clamps by fixture block under the effect of the second cylinder, simultaneously metal wire rod unclamps by fixture block on first, so promote at actuating arm in the process of slide retrogressing, metal wire rod does not produce retrogressing, guarantees that each feed length is consistent.In technique scheme, finger feed structure is simple, and action is also simple, and fixed length feeding accurately and reliably.
Wire rod alignment feature adopts manipulator adjustment, comprise alignment support and the bridging axle being located at alignment support left end, alignment support is from left to right installed successively and is provided with upper and lower traction wheel, vertical alignment wheels and horizontal alignment wheels, the up and down setting of upper traction crop rotation promotes by pushing up air cylinder, top air cylinder is arranged on alignment support, the wheel shaft rear end of upper and lower traction wheel is installed gear and passes through meshed transmission gear, the wheel shaft rear end gear of lower traction wheel and the output of reducing motor are in transmission connection, the charging side of upper and lower traction wheel is provided with backgauge manipulator, backgauge manipulator is bar shaped frame structure, backgauge manipulator is done swing setting and is promoted by backgauge cylinder, backgauge cylinder is arranged on alignment support, the charging side of backgauge manipulator is provided with sinciput material roller, sinciput material roller can carry out the manual adjustments of left and right directions, the discharging side of backgauge manipulator is provided with rear liftout roller, rear liftout roller is done up and down setting and is promoted by material ejection cylinder, bridging axle is parallel to upper and lower traction wheel and arranges, the discharging side of horizontal alignment wheels is provided with cutting machine parts, cutting machine parts fixedly mount on alignment support.
After adopting technique scheme, wire rod alignment feature adopts manipulator adjustment, the better alignment effect of metal wire rod can be realized, reason is: biscuit is articulated in vertical placement on bridging axle, such metal wire rod is that circumference bends in vertical plane, and be substantially straight in horizontal plane, then make the centre of pull of metal wire rod center and upper and lower traction wheel basically identical by the action of backgauge manipulator, add holding tightly of front and back liftout pair of rollers metal wire rod, metal wire rod is enable to be introduced between upper and lower traction wheel with stable attitude, the metal wire rod of leading-in end is in comparatively straightened condition substantially, then, first carried out the alignment of vertical direction by the traction metal wire rod of upper and lower traction wheel, and then carry out the alignment of horizontal direction, better alignment effect can be reached.Further, arranging of cutting machine parts can conveniently be cut off the irregular stub bar of metal wire rod at any time, avoids the destruction that waste product produces and causes cold upsetting die of car.
As preferably, bridging axle is made up of two, left and right roller, the rear end thereof of two rollers in left and right is located on alignment support, the front end of two rollers in left and right is rotated and is located on fixed supported slab, fixed supported slab is fixedly connected with alignment support, the rear axle head of two rollers in left and right connects sprocket wheel respectively, and the output of sprocket wheel and reducing motor is in transmission connection, and fixed supported slab is provided with outer material blocking rod.By above-mentioned design, the blowing of metal wire rod biscuit can be made more smooth and easy.
Accompanying drawing explanation
The present invention has following accompanying drawing:
Fig. 1 is three-dimensional structure diagram of the present invention,
Fig. 2 is the structure chart of wire rod alignment feature,
Fig. 3 is the working state figure of wire rod alignment feature,
Fig. 4 is the structure chart of wire rod feeding part.
Detailed description of the invention
As shown in the figure, a kind of cold header of the present invention, comprises wire rod alignment feature A, wire rod feeding part B, parts is cut off by wire rod, cold-heading molding parts, front logical parts and rear logical parts.
Wire rod feeding part B adopts finger feed, comprise stock support 18, stock support 18 is fixedly connected on the feed side of cold headers frame 1, stock support 18 arranges the first fixture block group and the second fixture block group along feed direction, first time fixture block 17 of the first fixture block group is fixed on slide 6, first fixture block group first on fixture block 16 do up and down setting and promoted by the first cylinder 3, first cylinder 3 is fixedly mounted on slide 6, slide 6 slides and is located on horizontal guide pillar 2, horizontal guide pillar 2 fixedly mounts on stock support 18, the rear end of slide 6 is connected with cold headers actuating arm, second time fixture block 13 of the second fixture block group is fixed on stock support 18, second fixture block group second on fixture block 12 do up and down setting and promoted by the second cylinder 7, second cylinder 7 is fixedly mounted on stock support 18.First cylinder 3 is fixedly mounted on slide 6 by the first template 14, the below of the first template 14 is provided with the first portable plate 15, the top of the first portable plate 15 and the push rod of the first cylinder 3 just right, first portable plate 15 is connected to the lower end of the first screw rod 4, the upper end of the first screw rod 4 is connected with the first spring 5 through after the first template 14, and on first, fixture block 16 is fixed on the bottom of the first portable plate 15.Second cylinder 7 is fixedly mounted on manipulator support 18 by the second template 10, the below of the second template 10 is provided with the second portable plate 11, the top of the second portable plate 11 and the push rod of the second cylinder 7 just right, second portable plate 11 is connected to the lower end of the second screw rod 8, the upper end of the second screw rod 8 is connected with the second spring 9 through after the second template 10, and on second, fixture block 12 is fixed on the bottom of the second portable plate 11.
Wire rod alignment feature A adopts manipulator adjustment, comprise alignment support 32 and the bridging axle being located at alignment support 32 left end, alignment support 32 is from left to right installed successively and is provided with upper and lower traction wheel, vertical alignment wheels 29 and horizontal alignment wheels 30, upper traction wheel 27 is done up and down setting and is promoted by pushing up air cylinder 26, top air cylinder 26 is arranged on alignment support 32, the wheel shaft rear end of upper and lower traction wheel is installed gear and passes through meshed transmission gear, the wheel shaft rear end gear of lower traction wheel 28 and the output of reducing motor are in transmission connection, the charging side of upper and lower traction wheel is provided with backgauge manipulator 22, backgauge manipulator 22 is bar shaped frame structure, be provided with vertical fenestra in the middle of bar shaped framework to pass from centre by metal wire rod, backgauge manipulator 22 is done swing setting and is promoted by backgauge cylinder 23, backgauge cylinder 23 is arranged on alignment support 32, the charging side of backgauge manipulator 22 is provided with sinciput material roller 21, sinciput material roller 21 can carry out the manual adjustments of left and right directions, the discharging side of backgauge manipulator 22 is provided with rear liftout roller 24, rear liftout roller 24 is done up and down setting and is promoted by material ejection cylinder 25, bridging axle is parallel to upper and lower traction wheel and arranges, bridging axle is made up of two, left and right roller 34, the rear end thereof of two rollers 34 in left and right is located on alignment support 32, the front end of two rollers 34 in left and right is rotated and is located on fixed supported slab 35, fixed supported slab 35 is fixedly connected with alignment support 32, the rear axle head of two rollers 34 in left and right connects sprocket wheel respectively, the output of sprocket wheel and reducing motor is in transmission connection, fixed supported slab 35 is provided with outer material blocking rod 33, the discharging side of horizontal alignment wheels 30 is provided with cutting machine parts 31, and cutting machine parts 31 fixedly mount on alignment support 32.
When wire rod alignment feature A works, biscuit is articulated in vertical placement on bridging axle, take up an area space little, make the centre of pull of metal wire rod center and upper and lower traction wheel basically identical by the action of backgauge manipulator, then before and after adjustment, liftout pair of rollers metal wire rod is held tightly, metal wire rod is enable to be introduced between upper and lower traction wheel with stable attitude, the metal wire rod of leading-in end is in comparatively straightened condition substantially, then, first the alignment of vertical direction is carried out by the traction metal wire rod of upper and lower traction wheel, and then carry out the alignment of horizontal direction, better alignment effect can be reached.

Claims (3)

1. a cold header, comprise wire rod alignment feature, wire rod feeding part, parts cut off by wire rod, cold-heading molding parts and front and back lead to parts, it is characterized in that: wire rod feeding part adopts finger feed, comprise stock support, stock support is fixedly connected on the feed side of cold headers frame, stock support arranges the first fixture block group and the second fixture block group along feed direction, first time fixture block of the first fixture block group is fixed on slide, first fixture block group first on fixture block do up and down setting and promoted by the first cylinder, first cylinder is fixedly mounted on slide, slide slides and is located on horizontal guide pillar, horizontal guide pillar fixedly mounts on stock support, the rear end of slide is connected with cold headers actuating arm, second time fixture block of the second fixture block group is fixed on stock support, second fixture block group second on fixture block do up and down setting and promoted by the second cylinder, second cylinder is fixedly mounted on stock support.
2. a kind of cold header as claimed in claim 1, it is characterized in that: wire rod alignment feature adopts manipulator adjustment, comprise alignment support and the bridging axle being located at alignment support left end, alignment support is from left to right installed successively and is provided with upper and lower traction wheel, vertical alignment wheels and horizontal alignment wheels, the up and down setting of upper traction crop rotation promotes by pushing up air cylinder, top air cylinder is arranged on alignment support, the wheel shaft rear end of upper and lower traction wheel is installed gear and passes through meshed transmission gear, the wheel shaft rear end gear of lower traction wheel and the output of reducing motor are in transmission connection, the charging side of upper and lower traction wheel is provided with backgauge manipulator, backgauge manipulator is bar shaped frame structure, backgauge manipulator is done swing setting and is promoted by backgauge cylinder, backgauge cylinder is arranged on alignment support, the charging side of backgauge manipulator is provided with sinciput material roller, sinciput material roller can carry out the manual adjustments of left and right directions, the discharging side of backgauge manipulator is provided with rear liftout roller, rear liftout roller is done up and down setting and is promoted by material ejection cylinder, bridging axle is parallel to upper and lower traction wheel and arranges, the discharging side of horizontal alignment wheels is provided with cutting machine parts, cutting machine parts fixedly mount on alignment support.
3. a kind of cold header as claimed in claim 2, it is characterized in that: bridging axle is made up of two, left and right roller, the rear end thereof of two rollers in left and right is located on alignment support, the front end of two rollers in left and right is rotated and is located on fixed supported slab, fixed supported slab is fixedly connected with alignment support, the rear axle head of two rollers in left and right connects sprocket wheel respectively, and the output of sprocket wheel and reducing motor is in transmission connection, and fixed supported slab is provided with outer material blocking rod.
CN201510490036.7A 2015-08-12 2015-08-12 A kind of cold header Active CN105033116B (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109848333A (en) * 2019-04-03 2019-06-07 浙江东瑞机械工业有限公司 Straightener with whole head Yu back bending mechanism
CN111085648A (en) * 2020-01-17 2020-05-01 东莞市泰基山机械设备有限公司 Novel cold header
CN112387912A (en) * 2020-10-26 2021-02-23 广州法思特精密五金有限公司 Screw rod one-step forming process of screw
CN115194046A (en) * 2022-07-18 2022-10-18 惠州市侨威弹簧机械有限公司 Spring machine

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2646102A (en) * 1949-03-15 1953-07-21 Nat Machinery Co Stock straightener for cold header devices
DE2512306A1 (en) * 1975-03-20 1976-09-30 Yuan Ho Lee Cold heading machine rotary die head drive - including epicyclic gear train and pair of cam gears
JPS6037239A (en) * 1983-08-08 1985-02-26 Asahi Okuma Ind Co Ltd Device for upsetting and transferring work of cold pressing machine
CN103506563A (en) * 2012-10-22 2014-01-15 南京工程学院 Wire feeding mechanism used for cold header and control method thereof
CN203711706U (en) * 2013-12-18 2014-07-16 海盐兴通机械有限公司 Straightening mechanism for cold header
CN104028591A (en) * 2014-06-27 2014-09-10 洛阳久德轴承模具技术有限公司 Online synchronous continuous feeding, uncoiling and straightening equipment of bearing roller cold header
CN204817818U (en) * 2015-08-12 2015-12-02 浙江东瑞机械工业有限公司 Cold -heading make -up machine

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2646102A (en) * 1949-03-15 1953-07-21 Nat Machinery Co Stock straightener for cold header devices
DE2512306A1 (en) * 1975-03-20 1976-09-30 Yuan Ho Lee Cold heading machine rotary die head drive - including epicyclic gear train and pair of cam gears
JPS6037239A (en) * 1983-08-08 1985-02-26 Asahi Okuma Ind Co Ltd Device for upsetting and transferring work of cold pressing machine
CN103506563A (en) * 2012-10-22 2014-01-15 南京工程学院 Wire feeding mechanism used for cold header and control method thereof
CN203711706U (en) * 2013-12-18 2014-07-16 海盐兴通机械有限公司 Straightening mechanism for cold header
CN104028591A (en) * 2014-06-27 2014-09-10 洛阳久德轴承模具技术有限公司 Online synchronous continuous feeding, uncoiling and straightening equipment of bearing roller cold header
CN204817818U (en) * 2015-08-12 2015-12-02 浙江东瑞机械工业有限公司 Cold -heading make -up machine

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109848333A (en) * 2019-04-03 2019-06-07 浙江东瑞机械工业有限公司 Straightener with whole head Yu back bending mechanism
CN111085648A (en) * 2020-01-17 2020-05-01 东莞市泰基山机械设备有限公司 Novel cold header
CN112387912A (en) * 2020-10-26 2021-02-23 广州法思特精密五金有限公司 Screw rod one-step forming process of screw
CN112387912B (en) * 2020-10-26 2022-03-15 广州法思特精密五金有限公司 Screw rod one-step forming process of screw
CN115194046A (en) * 2022-07-18 2022-10-18 惠州市侨威弹簧机械有限公司 Spring machine

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PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of invention: Cold upsetting forming machine

Effective date of registration: 20220119

Granted publication date: 20160914

Pledgee: Wenzhou Financing Guarantee Co.,Ltd.

Pledgor: ZHEJIANG DONGRUI MACHINERY INDUSTRY Co.,Ltd.

Registration number: Y2022990000043

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Date of cancellation: 20230130

Granted publication date: 20160914

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Denomination of invention: A Cold Heading Forming Machine

Effective date of registration: 20230922

Granted publication date: 20160914

Pledgee: Industrial Bank Co.,Ltd. Wenzhou Ruian sub branch

Pledgor: ZHEJIANG DONGRUI MACHINERY INDUSTRY Co.,Ltd.

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