CN100389921C - Single crank reciprocated flying shear - Google Patents
Single crank reciprocated flying shear Download PDFInfo
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- CN100389921C CN100389921C CNB2006100182857A CN200610018285A CN100389921C CN 100389921 C CN100389921 C CN 100389921C CN B2006100182857 A CNB2006100182857 A CN B2006100182857A CN 200610018285 A CN200610018285 A CN 200610018285A CN 100389921 C CN100389921 C CN 100389921C
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- shaped sleeve
- frame
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- seat
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Abstract
The present invention discloses a pair of single crank swing flying shears which is mainly used for a transverse cutting production line which continuously and synchronously shears cold and hot belt material of black and non-ferrous metal in metallurgy industries. The present invention drives a single crank shaft in a box-shaped sleeve barrel to rotate by the transmission of a servo motor. Thereby, the box-shaped sleeve barrel is driven to make a vertical movement up and down in a movable machine frame which is driven to make a horizontal linear movement right and left in a fixed machine frame simultaneously. The structure can realize the synchronization of the line speed of an upper blade and a lower blade in the relative movement, and the shearing speed of the flying shears in a shearing zone can be synchronous to the movement speed of the belt material after the flying shears are dragged in an electric way. The present invention has the advantages of simple structure, easy fabrication and maintenance, flat and straight cutting mouths, high shearing speed, high shearing precision, etc.
Description
Technical field
The present invention discloses a kind of novel single crank reciprocated flying shear, is mainly used in metallurgy industry and carries out the crosscut production line that continuous synchronization is sheared for black and the hot and cold band of non-ferrous metal.
Background technology
Flying shear is meant lateral shear motion rolled piece, not only will satisfy the requirement of various scales, and will satisfy the shear precision requirement, satisfies the requirement of productivity ratio.
The large-scale iron and steel enterprise of China has introduced from the seventies in last century since the technology of modern continuous rolling, and flying shearing machine always are one of visual plant of introduction, and price is high.Simultaneously, along with the development of other technology such as electrical equipment, the flying shear of introduction is also being brought in constant renewal in the replacement.But the flying shear of introducing still exists structure and complicated movement, manufacturing cost height, shortcomings such as easy break-down, in production practices, also all in various degree appearance some problems, snap as knife rest, cutter beam fracture, main motor shaft fracture, problem such as scale is inaccurate when loading greatly.
Along with fast development of national economy, the demand of black and non-ferrous metal hot-rolled and cold-rolled band is also growing, it is also more and more higher that customer requirements improves the requirement of unit operation speed and production capacity, owing to introduce the flying shearing machine price up to more than 1,000 ten thousand yuan, so the band cutting production line of domestic production all uses quiet cutting, promptly band is under static state sheared.Shear rate is generally all about 30 meters/minute, and when whenever cutting off a band, unit operation speed (the band speed of service) must be fallen is just can shear under zero the stopped status.Consequently unit speed is low, and production efficiency is low, and benefit is low.
Summary of the invention
The purpose of this invention is to provide a kind of novel single crank reciprocated flying shear, overcome existing flying shear structure and complicated movement, manufacturing cost height, troublesome shortcoming.
Technical scheme of the present invention is: a kind of single crank reciprocated flying shear, it includes power set, transmission device and shear, shear includes frame, following cutter and seat 7, upper slitter and seat 11 and drive be a cutter and 7 crank that move down, and it is characterized in that: described frame is divided into fixed frame 15 and moving frame 9, fixed frame 15 is to slide or roll to be connected with 9 of moving frames, and moving frame 9 moves back and forth with respect to fixed frame about 15 by slip or rolling; Place box-shaped sleeve 6 in the moving frame 9, moving frame 9 is to slide or roll to be connected with 6 in box-shaped sleeve, and box-shaped sleeve 6 pumps with respect to moving frame 9 by sliding or rolling; Upper slitter and seat 11 and following cutter and seat 7 be installed in respectively moving frame 9 or box-shaped sleeve 6 both one of on, upper slitter and seat 11 and following cutter and 7 the edge of a knife are meshed; A crank axle is equipped with in the central authorities of box-shaped sleeve 6, and crank axle is connected with power set by transmission device.
The transmission of the present invention by servomotor drives the single crankshaft rotation in the box-shaped sleeve, thereby driving the box-shaped sleeve does in moving frame in vertical up and down the moving, drive moving frame again and in fixed frame, do the left and right horizontal rectilinear motion, said structure can realize that then the linear velocity of two blades when relative motion is synchronous up and down, drag by electric again, can make shear rate and the ribbon motion speed of flying shear in the share zone reach synchronous.
Aforesaid flying shear is characterized in that: described box-shaped sleeve 6 profiles are rectangle, and its structure is the steel plate weldment of subdivision up and down, is connected with alignment pin with bolt; Box-shaped sleeve 6 two ends are the dead eye on single crank axle two eccentric discs, lateral surface at the dead eye casing is equipped with slide plate, at box-shaped sleeve upper surface the opposite adjustment wedge of two cover directions is housed, two outside voussoirs are fixedlyed connected with box-shaped sleeve the first half, inboard two move to be equipped with down between the voussoir and cutter and 7 (containing bottom knife) of seat with two bolts or hydraulic pressure or pneumatic element mobile voussoir are carried out level and oppositely regulate, following cutter and 7 also mobile thereupon.This structure can be guaranteed bottom knife in the process of adjusting the cutting edge horizontal clearance, and the depth of parallelism of two blades remains constant.
Aforesaid flying shear, the structure of described moving frame is an integral plate welding body, both sides are closed shape frame, using fixedly between the framework entablature, the box-girder of upper cutter head connects, fixedly connected between the framework sill with box-girder, traveling roller (containing eccentric adjustment) is housed on sill, the framework entablature is box structure (bearing shearing force), the counter-force roller track is housed above it, the guide roller slide plate is equipped with in the outside of entablature, and on the flute profile column inner surface of closed shape frame one side slide plate (band entrance side) is housed.
Aforesaid flying shear, it is characterized in that: the wedge adjusting equipment that triple formulas are housed in the flute profile column (band outlet side) over there, the fixedly skewback of this wedge adjusting equipment is fixedlyed connected with the riser of flute profile column inboard, middle mobile skewback is by vertical adjusting about the bolt, outside moving slide board moves horizontally with vertical up and down mobile the changing over of the mobile voussoir in centre, after adjusting the gap, again the three ply board piece is laterally locked with bolt.The wedge adjusting equipment of triple formulas is used for adjusting the optimal movement gap of box-shaped sleeve both sides, the moving frame of this whole box structure, no matter from strength and stiffness, can bear the various distortional stresses when shearing, can guarantee the kinematic accuracy of box-shaped sleeve in moving frame and the stability of frame operation simultaneously.
Aforesaid flying shear, it is characterized in that: the structure of described fixed frame also is the integral plate weldment, both sides are closed shape frame, fixedly connected between the framework entablature by a box-girder, counter-force roller (containing eccentric adjustment) is housed in the framework entablature, and on the crossbeam in the entablature two ends column outside, guide roller (containing eccentric adjustment) is housed; The traveling roller track is housed on the framework sill, and fixedly connected with two square steel between sill, the box-girder section of fixedlying connected with entablature is " product " font, fixedlys connected with the base of single jack shaft bearing seat in the outside of sill.This general frame structure when increasing the fixed frame strength and stiffness, also reduces and has improved the force-bearing situation of frame foundation bolt equally greatly.
Adopt the counter-force roller, eccentric guiding mechanisms such as side guide roller and traveling roller have guaranteed that moving frame makes the precision of horizontal linear reciprocating motion,
The present invention's special structural design, drive the rotation of single crank axle by the transmission of servomotor, thereby drive the box-shaped sleeve and (contain bottom knife, following tool rest and shearing edge gap adjusting device) in moving frame, do left and right horizontal with parallel mobile up and down, promptly the running orbit of bottom knife is circular motion.The box-shaped sleeve parallelly drives moving frame (containing cutter and upper cutter head) again in mobile do horizontal linear reciprocating motion in fixed frame doing, and then the running orbit of cutter linearly moves.In order to guarantee the running precision of box-shaped sleeve in moving frame, in moving frame design and installation the wedge adjusting equipments of the triple formulas of two covers guarantee best movement clearance.While is made the precision of horizontal linear reciprocating motion in order to guarantee moving frame, has designed the counter-force roller again, eccentric guiding mechanisms such as side guide roller and traveling roller.Said structure can guarantee up and down two blades separately when own running orbit moves fully, and any more corresponding linear velocity can both reach synchronous on two kinds of running orbit vertical direction.By electric driving, just can make the shear rate of flying shear in the share zone and the speed of service that is sheared band reach synchronous again.
Advantage of the present invention
(1) realizes that the structure of shearing is simple especially, the motion that crank has just been taken synchronous translation out of and sheared both direction; Be easy to make and maintenance.
(2) scissors is rectilinear motion up and down all the time, and the otch of material is straight, no angle.
(3) shear rate is fast, the shear precision height.
(3) movement clearance at cutting edge horizontal clearance and each position is adjusted fast and convenient.
Description of drawings
Fig. 1: the single crank reciprocated flying shear transmission schematic diagram of the embodiment of the invention.Wherein, motor 1, brake apparatus 2, gear-box 3, safety coupling 4, side guide roller 14, fixed frame 15, jack shaft bearing seat 16.
Fig. 2: the single crank reciprocated flying shear structure A-A sectional schematic diagram that is Fig. 1.Wherein, crank axle 5, box-shaped sleeve 6, following cutter and seat 7, blade clearance wedge adjusting equipment 8, moving frame 9, triple formula wedge adjusting equipments 10, upper slitter and seat 11, traveling roller 12, counter-force roller 13.
Fig. 3: be Fig. 1 single crank reciprocated flying shear running orbit schematic diagram of two blades up and down.
The specific embodiment
Single crank reciprocated flying shear cutter of the present invention as seen from Figure 1, Figure 2, be by servomotor 1, brake apparatus 2, gear-box 3, safety coupling 4, crank axle 5, box-shaped sleeve 6, following cutter and seat 7, blade clearance wedge adjusting equipment 8, moving frame 9, triple formula wedge adjusting equipment 10, upper slitter and seat 11, traveling roller 12, counter-force roller 13, side guide roller 14, fixed frame 15, jack shaft bearing seat 16, wait parts to form.
Single crank reciprocated flying shear of the present invention as shown in Figure 3 is the rotation that is driven the single arbor by the transmission of servomotor, thereby drive two kinds of distinct running orbits of two blades up and down of relative motion, formation of associated components (parts such as box-shaped sleeve and moving frame), promptly the running orbit of bottom knife is that the running orbit of circular motion, cutter is a rectilinear motion.
The single crank reciprocated flying shear of the embodiment of the invention, linear velocity has adopted three kinds of special constructions synchronously when making up and down two blade relative motions, and its structural feature is for described down:
(1) box-shaped sleeve
The box-shaped sleeve configuration is rectangle, and its structure is the steel plate weldment of subdivision up and down, is connected with alignment pin with bolt.Box-shaped sleeve two ends are the dead eye on single crank axle two eccentric discs, lateral surface at the dead eye casing is equipped with slide plate, at box-shaped sleeve upper surface the opposite adjustment wedge of two cover directions is housed, two outside voussoirs are fixedlyed connected with box-shaped sleeve the first half, inboard two move and tool rest (containing bottom knife) is housed down between the voussoir with two bolts mobile voussoir is carried out level and oppositely regulate, following tool rest also moves thereupon, this structure can be guaranteed bottom knife in the process of adjusting the cutting edge horizontal clearance, and the depth of parallelism of two blades remains constant.
Up and down cutter of the present invention can be finished shearing, 1 with three kinds of relative motion modes) the quiet cutter down of upper slitter is moving, and 2) the moving cutter down of upper slitter is moving, and 3) moving cutter is quiet down for upper slitter, what present embodiment adopted is 1) the quiet cutter down of upper slitter is moving, this mode is better relatively.But those skilled in the art person adopts 2 by the thought of the embodiment of the invention) and 3) equally also can reach the main effect of present embodiment.2) and 3) be 1) equivalent.
(2) moving frame
The structure of moving frame is an integral plate welding body, both sides are closed shape frame, using fixedly between the framework entablature, the box-girder of upper cutter head connects, fixedly connected between the framework sill with box-girder, traveling roller (containing eccentric adjustment) is housed on sill, the framework entablature is box structure (bearing shearing force), the counter-force roller track is housed above it, the guide roller slide plate is equipped with in the outside of entablature, and slide plate (band entrance side) is housed on the flute profile column inner surface of closed shape frame one side, the wedge adjusting equipment of triple formulas is housed in the flute profile column (band outlet side) over there, and (its structure: fixedly skewback is fixedlyed connected with the riser of flute profile column inboard, middle mobile skewback is by vertical adjusting about the bolt, outside moving slide board moves horizontally with vertical up and down mobile the changing over of the mobile voussoir in centre, after adjusting the gap, again the three ply board piece is laterally locked with bolt), be used for adjusting the optimal movement gap of box-shaped sleeve both sides, the moving frame of this whole box structure, no matter from strength and stiffness, can bear the various distortional stresses when shearing, can guarantee the kinematic accuracy of box-shaped sleeve in moving frame and the stability of frame operation simultaneously.
(3) fixed frame
The structure of fixed frame also is the integral plate weldment, both sides are closed shape frame, fixedly connected between the framework entablature by a box-girder, counter-force roller (containing eccentric adjustment) is housed in the framework entablature, and on the crossbeam in the entablature two ends column outside, guide roller (containing eccentric adjustment) is housed.The traveling roller track is housed on the framework sill, fixedly connected between sill with two square steel, the box-girder section of fixedlying connected with entablature is " product " font, fixedly connected with the base of single jack shaft bearing seat in the outside of sill, this general frame structure, when increasing the fixed frame strength and stiffness, also reduce and improved the force-bearing situation of frame foundation bolt greatly equally.
The present invention compares with existing flying shear, and simple in structure, drive connection is simple and direct, equally can be to high-speed cruising In band carry out synchronous shear, unit production capacity improves 3 times at least than the quiet production line of cutting. If consider every life Produce the crosscut production line of this flying shear of configuration, just can save at least two former quiet apparatus for production line manufacturing usefulness of cutting The equipment and materials such as steel, electrical control, the social resources such as corresponding land use area and mill construction. Comprehensive benefit is remarkable.
Claims (5)
1. single crank reciprocated flying shear, it includes power set, transmission device and shear, shear includes frame, following cutter and seat (7), the crank of cutter and seat (7) motion under upper slitter and seat (11) and the drive, it is characterized in that: described frame is divided into fixed frame (15) and moving frame (9), is connected for sliding or rolling between fixed frame (15) and moving frame (9), moving frame (9) is by sliding or roll with respect to reciprocating motion about fixed frame (15); Place box-shaped sleeve (6) in the moving frame (9), is connected for sliding or rolling between moving frame (9) and box-shaped sleeve (6), box-shaped sleeve (6) pumps with respect to moving frame (9) by slip or rolling; Upper slitter and seat (11) and following cutter and seat (7) be installed in respectively moving frame (9) or box-shaped sleeve (6) both one of on, the edge of a knife of upper slitter and (11) and following cutter and (7) is meshed; A crank axle is equipped with in the central authorities of box-shaped sleeve (6), and crank axle is connected with power set by transmission device.
2. flying shear as claimed in claim 1 is characterized in that: described box-shaped sleeve (6) profile is rectangle, and its structure is the steel plate weldment of subdivision up and down, is connected with alignment pin with bolt; Box-shaped sleeve (6) two ends are the dead eye on single crank axle two eccentric discs, lateral surface at the dead eye casing is equipped with slide plate, at box-shaped sleeve upper surface the opposite adjustment wedge of two cover directions is housed, two outside voussoirs are fixedlyed connected with box-shaped sleeve the first half, inboard two is moved cutter and seat (7) is housed down between the voussoir, with two bolts or hydraulic pressure or pneumatic element mobile voussoir is carried out level and oppositely regulate, following cutter and seat (7) also move thereupon.
3. flying shear as claimed in claim 1 or 2, it is characterized in that: the structure of described moving frame is an integral plate welding body, both sides are closed shape frame, using fixedly between the framework entablature, the box-girder of upper cutter head connects, fixedly connected between the framework sill with box-girder, the traveling roller is housed on sill, the framework entablature is a box structure, the counter-force roller track is housed above it, the guide roller slide plate is equipped with in the outside of entablature, and on the flute profile column inner surface of the material material inlet side of closed shape frame slide plate is housed.
4. flying shear as claimed in claim 3, it is characterized in that: the band outlet side in the flute profile column is equipped with the wedge adjusting equipment of triple formulas over there, the fixedly skewback of this wedge adjusting equipment is fixedlyed connected with the riser of flute profile column inboard, middle mobile skewback is by vertical adjusting about the bolt, outside moving slide board moves horizontally with vertical up and down mobile the changing over of the mobile skewback in centre, after adjusting the gap, again the three ply board piece is laterally locked with bolt.
5. as claim 1 or 2 or 4 described flying shears, it is characterized in that: the structure of described fixed frame also is the integral plate weldment, both sides are closed shape frame, fixedly connected between the framework entablature by a box-girder, the counter-force roller is housed in the framework entablature, and on the crossbeam in the entablature two ends column outside, guide roller is housed; The traveling roller track is housed on the framework sill, and fixedly connected with two square steel between sill, the box-girder section of fixedlying connected with entablature is " product " font, fixedlys connected with the base of single jack shaft bearing seat in the outside of sill.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100182857A CN100389921C (en) | 2006-01-24 | 2006-01-24 | Single crank reciprocated flying shear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100182857A CN100389921C (en) | 2006-01-24 | 2006-01-24 | Single crank reciprocated flying shear |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1803356A CN1803356A (en) | 2006-07-19 |
| CN100389921C true CN100389921C (en) | 2008-05-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006100182857A Expired - Fee Related CN100389921C (en) | 2006-01-24 | 2006-01-24 | Single crank reciprocated flying shear |
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| Country | Link |
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| CN (1) | CN100389921C (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107363324B (en) * | 2017-08-15 | 2018-11-09 | 浙江恒立数控科技股份有限公司 | A kind of flyweight cutter |
| CN109090192A (en) * | 2018-09-29 | 2018-12-28 | 佛山市奥楷机械科技有限公司 | A kind of sausage shear |
| CN114309776B (en) * | 2022-01-04 | 2023-04-28 | 中冶南方工程技术有限公司 | Single-crankshaft flying shear |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3946630A (en) * | 1973-11-02 | 1976-03-30 | Concast Ag | Pendulum shear for continuous casting installation |
| JPS5919622A (en) * | 1982-07-22 | 1984-02-01 | Ube Ind Ltd | Swing type running shear |
| US5402699A (en) * | 1992-09-30 | 1995-04-04 | Mannesmann Aktiengesellschaft | Blade guide of a guillotine shear |
| CN1184726A (en) * | 1997-11-16 | 1998-06-17 | 冯庆庚 | Override synchronous shearing machine |
| CN2683293Y (en) * | 2003-09-30 | 2005-03-09 | 一重集团大连设计研究院 | Crank flying end shear |
-
2006
- 2006-01-24 CN CNB2006100182857A patent/CN100389921C/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3946630A (en) * | 1973-11-02 | 1976-03-30 | Concast Ag | Pendulum shear for continuous casting installation |
| JPS5919622A (en) * | 1982-07-22 | 1984-02-01 | Ube Ind Ltd | Swing type running shear |
| US5402699A (en) * | 1992-09-30 | 1995-04-04 | Mannesmann Aktiengesellschaft | Blade guide of a guillotine shear |
| CN1184726A (en) * | 1997-11-16 | 1998-06-17 | 冯庆庚 | Override synchronous shearing machine |
| CN2683293Y (en) * | 2003-09-30 | 2005-03-09 | 一重集团大连设计研究院 | Crank flying end shear |
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| Publication number | Publication date |
|---|---|
| CN1803356A (en) | 2006-07-19 |
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Granted publication date: 20080528 Termination date: 20100224 |