CN103264190A - Broken edge cutting side gap adjusting mechanism - Google Patents
Broken edge cutting side gap adjusting mechanism Download PDFInfo
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- CN103264190A CN103264190A CN2013101975358A CN201310197535A CN103264190A CN 103264190 A CN103264190 A CN 103264190A CN 2013101975358 A CN2013101975358 A CN 2013101975358A CN 201310197535 A CN201310197535 A CN 201310197535A CN 103264190 A CN103264190 A CN 103264190A
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- cutter
- nut
- rotary drum
- side clearance
- little axle
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Abstract
The invention relates to a broken edge cutting side gap adjusting mechanism which comprises an upper cutter mechanism, a lower cutter mechanism and a side gap adjusting mechanism. The upper cutter mechanism and the lower cutter mechanism are axially parallel. The side gap adjusting mechanism is arranged on one side of the upper cutter mechanism. The side gas adjusting mechanism comprises a moving small shaft, a main nut, an auxiliary nut, an adjusting motor, a thrust bearing, a locking nut, a guiding pillar and a moving disc. The moving small shaft and an upper cutter shaft are connected through the thrust bearing and the locking nut. The main nut and the auxiliary nut are fixed on a rack. Outer threads are arranged on the moving small shaft which is in screw thread pair connection with the main nut and the auxiliary nut. The adjusting motor is fixed on the moving disc. The moving disc can axially move along the guiding pillar on the guiding pillar. According to a laying manner of the direction of an inclination angle of a blade and the direction of an inclination angle of a bevel gear, a broken edge cutting blade side gap adjusting mathematic model of an inclined blade is deduced. The relation of angles and directions of the inclination angle of the blade and the inclination angle of the bevel gear is optimized. The broken edge cutting side gap adjusting mechanism is suitable for an adjusting mechanism in cutting sheets.
Description
Technical field
The present invention relates to a kind of finishing shearing equipment of silicon steel, particularly a kind of scrap cutter side clearance guiding mechanism.
Background technology
Silicon steel is the indispensable important magnetically soft alloys of power electronics industry such as electric power, electronics, motor and transformer manufacturing, household electrical appliance, instrument and meter.
The high magnetic sensing cold milling orientation silicon steel claims the Hib steel again, is described as the top product in the orientation silicon steel " family ", and thin thickness, magnetic strength height, low, the super wide cut of iron loss, production technology are very complicated, is the critical material of making super-huge energy-economic transformer.
The Hib steel is ultra-thin, and (thickness only is 0.15 ~ 0.35mm), easily crisp, limit splits deeply that (the darkest limit is split 40mm), limit wave are high (can be reached 30 ~ 40mm), shear slitter edge and can't batch.
Thin plate scrap cutter blade sideshake is about 1/10 of thickness of strip, be example at this with thin plate of shearing 0.2mm, gap blade need be adjusted into 0.02mm, and the relative slab blade of thin plate blade sideshake sideshake will reduce at double, and the precision that the blade sideshake is adjusted will be adjusted precision with respect to slab blade side gap and improve.
Tradition cut deal scrap cutter blade sideshake guiding mechanism adopts the worm and gear structure, and this kind structure is suitable for shearing cut deal, the mechanical precision of worm and gear and error for the ratio that influences of slab gap blade in allowed band.Requiring adjusting range for thin plate scrap cutter gap blade is 0.01mm ~ 0.03mm, and the mechanical precision of worm and gear can't satisfy this requirement, so the mode of worm and gear adjustment sideshake is inapplicable in the thin plate scrap cutter.Blade is arranged in the relation of rotary drum inclination angle direction and helical gear angle of inclination direction can not adopt traditional slab scrap cutter arrangement form.
Summary of the invention
The purpose of this invention is to provide a kind of scrap cutter side clearance guiding mechanism that is applicable to that thin plate is sheared.
The object of the present invention is achieved like this, a kind of scrap cutter side clearance guiding mechanism, it is characterized in that: comprise cutter mechanism, following cutter mechanism and side clearance guiding mechanism, last cutter mechanism and following cutter mechanism axially parallel, be provided with the side clearance guiding mechanism in the upper slitter mechanism side, described side clearance guiding mechanism comprises: mobile little axle, mother nut, secondary nut, adjusting motor, thrust bearing, locking nut, lead and displacement disc, and mobile little axle links by thrust bearing and locking nut with last cutter shaft; Mother nut and secondary nut are fixed on the frame; On the mobile little axle external screw thread is arranged, form the rotation screw thread pair with mother nut, secondary nut and be connected; Regulate motor and be fixed on the displacement disc, displacement disc can be along the lead axially-movable on lead; Adjustment process is: regulate driven by motor and move little axle rotation, mobile little axle rotation will rotatablely move and be converted into rectilinear motion through mother nut, secondary nut, mobile little axle promotes to go up the axial displacement of cutter shaft realization, and mobile little axle drives the adjusting motor when mobile and displacement disc axially forms displacement at lead; The axial play of mobile little axle is eliminated in the gap of adjusting between mother nut and the secondary nut.
The described cutter mechanism of going up comprises rotary drum, goes up cutter shaft, major-minor gear, last rotary drum is connected by last cutter shaft with the major-minor gear, following cutter mechanism comprises rotary drum, following cutter shaft, travelling gear down, following rotary drum is connected by following cutter shaft with travelling gear, be furnished with 4 cutters at the circumferential five equilibrium of last rotary drum, be furnished with 4 bottom knife at the circumferential five equilibrium that descends rotary drum.
Described upward rotary drum and following rotary drum drive cutter and bottom knife and form shearing with the relative rotation of speed; Revolving turns around can form shear history 4 times.
Described major-minor gear and travelling gear are paired bevel gear set, and the profile of tooth of bevel gear set is the Gear tipping angle with axial angle
The displacement of cutter shaft on the displacement sensor is installed at the displacement disc place.
Described cutter is at last rotary drum upper edge axioversion certain angle
Arrange that bottom knife is in following rotary drum upper edge axioversion equal angular
Arrange.
Beneficial effect of the present invention: it has solved mode and the blade of adjusting sideshake and has arranged in the relation of rotary drum inclination angle direction and helical gear angle of inclination direction; Adjust Mathematical Modeling according to the inclination blade scrap cutter blade side gap that the arrangement of blade tilt angle direction and helical gear angle of inclination direction is derived, optimize blade tilt angle and helical gear angle of inclination direction relations, design the scrap cutter side clearance guiding mechanism that is applicable to that thin plate is sheared, for inclination blade scrap cutter blade sideshake automation adjustment is provided fundamental basis.
Description of drawings
The invention will be further described below in conjunction with the embodiment accompanying drawing:
Fig. 1 is embodiment of the invention schematic diagram;
Fig. 2 a is rotary drum blade arrangement structure chart among Fig. 1;
Fig. 2 b is that cutter 8 and bottom knife 9 are arranged in pairs;
Fig. 3 is blade side clearance adjustment mechanism structure chart among Fig. 1;
Fig. 4 is blade tilt angle direction and helical gear inclination direction layout drawing.
Among the figure, 1. go up rotary drum; 2. go up cutter shaft; 3. major-minor gear; 4. descend rotary drum; 5. descend cutter shaft; 6. travelling gear; 7, side clearance guiding mechanism; 8. cutter; 9. bottom knife; 10. mobile little; 11. mother nut; 12. secondary nut; 13. adjusting motor; 14. thrust bearing; 15. locking nut; 16. lead; 17. displacement disc.
The specific embodiment
A kind of scrap cutter side clearance guiding mechanism, comprise cutter mechanism, following cutter mechanism and side clearance guiding mechanism 7, last cutter mechanism and following cutter mechanism axially parallel, be provided with side clearance guiding mechanism 7 in the upper slitter mechanism side, described side clearance guiding mechanism 7 comprises: mobile little axle 10, mother nut 11, secondary nut 12, adjusting motor 13, thrust bearing 14, locking nut 15, lead 16 and displacement disc 17, and mobile little axle 10 links by thrust bearing 14 and locking nut 15 with last cutter shaft 2; Mother nut 11 is fixed on the frame with secondary nut 12; On the mobile little axle 10 external screw thread is arranged, form the rotation screw thread pair with mother nut 11, secondary nut 12 and be connected; Regulate motor 13 and be fixed on the displacement disc 17, displacement disc 17 can be along lead 16 axially-movables on lead 16; Adjustment process is: regulate motor 13 and drive mobile little axle 10 rotations, mobile little axle 10 rotations will rotatablely move and be converted into rectilinear motion through mother nut 11, secondary nut 12, mobile little axle 10 promotes the upward axial displacement of cutter shaft 2 realizations, and mobile little axle 10 drives adjusting motor 13 when moving and displacement disc 17 axially forms displacement at lead 16; Adjust mother nut 11 and secondary nut 12 and eliminate the axial play of mobile little axle 10.
As shown in Figure 1, comprise cutter mechanism, following cutter mechanism and side clearance guiding mechanism 7, last cutter mechanism and following cutter mechanism axially parallel, last cutter mechanism comprises rotary drum 1, goes up cutter shaft 2, major-minor gear 3, last rotary drum 1 is connected by last cutter shaft 2 with major-minor gear 3, following cutter mechanism comprises following rotary drum 4, following cutter shaft 5, travelling gear 6, and following rotary drum 4 is connected by following cutter shaft 5 with travelling gear 6, is provided with side clearance guiding mechanism 7 at last cutter mechanism.
Shown in Fig. 2 a, be furnished with 4 cutters 8 at last rotary drum 1 circumferential five equilibrium, be furnished with 4 bottom knife 9 at the circumferential five equilibrium that descends rotary drum 4.As shown in Figure 4, cutter 8 is at last rotary drum 1 upper edge axioversion certain angle
Arrange that bottom knife 9 is in following rotary drum 4 upper edge axioversion equal angular
Arrange last bottom knife inclination rotation direction.Scrap cutter work cutter shaft 5 transmissions at present, with fast transmission, last rotary drum 1 and following rotary drum 4 be with the relative rotations of speed by travelling gear 6 and major-minor gear 3, drive cutter 8 and bottom knife 9 formation shearings.Revolving turns around can form shear history 4 times.Major-minor gear 3 and travelling gear 6 are paired bevel gear set.Helical gear profile of tooth is the Gear tipping angle with axial angle
Shown in Fig. 2 b, cutter 8 and bottom knife 9 arrange mutually accurate gap should be arranged at shear history in pairs, and this gap is with to be sheared thickness relevant, and the different-thickness of same material requires to have different gap widths.We are referred to as the blade side gap this gap.Side clearance between the blade is to adjust by side clearance guiding mechanism 7, and side clearance guiding mechanism 7 is to move axially realization by promoting cutter mechanism integral body.Cutter shaft has increased the rotation of upper and lower cutter shaft through the transmission of gear pair in moving axially process.Cutter shaft move axially and rotate cause about, the side clearance of the corresponding blade on the rotary drum changes.
Side clearance guiding mechanism 7 comprises as shown in Figure 3: mobile little axle 10, mother nut 11, secondary nut 12, regulate motor 13, thrust bearing 14, locking nut 15, lead 16, displacement disc 17, mobile little axle 10 links by thrust bearing 14 and locking nut 15 with last cutter shaft 2; Mother nut 11 is fixed on the frame with secondary nut 12.On the mobile little axle 10 external screw thread is arranged, form the rotation screw thread pair with mother nut 11, secondary nut 12; Regulate motor 13 and be fixed on the displacement disc 17, displacement disc 17 can be along lead 16 axially-movables on lead 16.Adjustment process is: regulate motor 13 and drive mobile little axle 10 rotations, mobile little axle 10 rotations will rotatablely move and be converted into rectilinear motion through mother nut 11, secondary nut 12, mobile little axle 10 promotes the upward axial displacement of cutter shaft 2 realizations, and mobile little axle 10 drives adjusting motor 13 when moving and displacement disc 17 axially forms displacement at lead 16.The displacement of displacement disc 17 is the displacement of cutter shaft 2.Can measure the displacement of cutter shaft 2 at displacement disc 17 place installation position displacement sensor.The rotation of the displacement of cutter shaft and cutter shaft self causes the variation of the side clearance between the paired blades that goes up dish 1 and arrange on the rotary drum 4 down, according to the relation of cutter shaft displacement and side clearance automatically to blade side clearance control adjustment up and down.
The axial float of mobile little axle 10 can bring moving axially of cutter mechanism, directly has influence on the precision in blade side gap, and the strip scrap cutter does not allow little axle 10 that axial float is arranged.Eliminate the axial play of mobile little axle 10 by adjusting the crack screw thread pair that disappears that mother nut 11 and secondary nut 12 form, with play control at 0.01mm ~ 0.02mm.The present invention is simple and be easy to process and assemble.
Blade tilt angle
Size and direction and helical gear inclination angle
Size and the arrangement reasonability of direction directly have influence on the precision that sideshake is adjusted, required side clearance value is 0.02mm ~ 0.05mm when shearing silicon steel thin belt (0.2mm ~ 0.5), side clearance is adjusted accuracy, in order accurately to obtain the arrangement that the present invention of side clearance predetermined value adopts Fig. 4.
According to blade tilt angle
Size and direction and helical gear inclination angle
Size and the arrangement of direction can derive the corresponding model that side clearance changes, utilize this Mathematical Modeling can realize the automation control of side clearance.
Automatically blade side clearance control is up and down adjusted according to the relation of cutter shaft displacement and side clearance, comprised the steps:
1) according to blade tilt angle
Size and direction and helical gear inclination angle
Size and the arrangement of direction set up the corresponding Mathematical Modeling that side clearance changes, or the side clearance value dip that goes up bottom knife concerns with displacement p:
The side clearance guiding mechanism adopts screw thread pair that the rotation of little axle side is become the rotation of going up cutter shaft and moves axially, and setting its displacement is P, sets blade tilt angle to be
, the Gear tipping angle is
,
With
Rotation direction is identical;
2) thickness of supplied materials band was t during input was produced;
3) rule of thumb obtain shearing the required blade side gap width dip=0.1t of supplied materials (dip is the blade side gap width, and t is the supplied materials thickness of strip);
4) calculate the corresponding cutter shaft amount of movement of the side clearance dip p value that shearing needs according to formula (1);
5) utilizing the displacement transducer that is installed in displacement disc 17 places to carry out the p value detects;
Whether 6) detect p value is zero or less than setting value with calculating p value difference value;
7) non-vanishing or greater than setting value, adjust cutter shaft axial displacement P, return step 6);
8) be zero or less than setting value, stop to adjust cutter shaft axial displacement.
The parts that present embodiment is not described in detail and structure belong to well-known components and common structure or the conventional means of the industry, here not narration one by one.
Claims (6)
1. scrap cutter side clearance guiding mechanism, it is characterized in that: comprise cutter mechanism, following cutter mechanism and side clearance guiding mechanism (7), last cutter mechanism and following cutter mechanism axially parallel, be provided with side clearance guiding mechanism (7) in last cutter mechanism one side, described side clearance guiding mechanism (7) comprising: mobile little axle (10), mother nut (11), secondary nut (12), regulate motor (13), thrust bearing (14), locking nut (15), lead (16) and displacement disc (17), mobile little axle (10) links by thrust bearing (14) and locking nut (15) with last cutter shaft (2); Mother nut (11) is fixed on the frame with secondary nut (12); On the mobile little axle (10) external screw thread is arranged, form the rotation screw thread pair with mother nut (11), secondary nut (12) and be connected; Regulate motor (13) and be fixed on the displacement disc (17), displacement disc (17) can be along lead (16) axially-movable on lead (16); Adjustment process is: regulate motor (13) and drive mobile little axle (10) rotation, mobile little axle (10) rotation will rotatablely move and be converted into rectilinear motion through mother nut (11), secondary nut (12), the axial displacement of cutter shaft (2) realization in (10) promotion of mobile little axle drives adjusting motor (13) and axially forms displacement with displacement disc (17) at lead (16) when mobile little axle (10) is mobile; Adjust mother nut (11) and secondary nut (12) and eliminate mobile little axle (10) axial play.
2. a kind of scrap cutter side clearance guiding mechanism according to claim 1, it is characterized in that: the described cutter mechanism of going up comprises rotary drum (1), goes up cutter shaft (2), major-minor gear (3), last rotary drum (1) is connected by last cutter shaft (2) with major-minor gear (3), following cutter mechanism comprises rotary drum (4), following cutter shaft (5), travelling gear (6) down, following rotary drum (4) is connected by following cutter shaft (5) with travelling gear (6), be furnished with 4 cutters (8) at the circumferential five equilibrium of last rotary drum (1), be furnished with 4 bottom knife (9) at the circumferential five equilibrium that descends rotary drum (4).
3. a kind of scrap cutter side clearance guiding mechanism according to claim 2 is characterized in that: described upward rotary drum (1) and following rotary drum (4) the relative rotation of speed together, drive cutter (8) and bottom knife (9) formation shearing; Revolving turns around can form shear history 4 times.
4. a kind of scrap cutter side clearance guiding mechanism according to claim 2 is characterized in that: described major-minor gear (3) is paired bevel gear set with travelling gear (6), and the profile of tooth of bevel gear set is the Gear tipping angle with axial angle
5. a kind of scrap cutter side clearance guiding mechanism according to claim 1 is characterized in that: locate to install the displacement of cutter shaft on the displacement sensor (2) at displacement disc (17).
6. a kind of scrap cutter side clearance guiding mechanism according to claim 2, it is characterized in that: described cutter (8) is at last rotary drum (1) upper edge axioversion certain angle
Arrange that bottom knife (9) is in following rotary drum (4) upper edge axioversion equal angular
Arrange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310197535.8A CN103264190B (en) | 2013-05-24 | 2013-05-24 | Broken edge cutting side gap adjusting mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310197535.8A CN103264190B (en) | 2013-05-24 | 2013-05-24 | Broken edge cutting side gap adjusting mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN103264190A true CN103264190A (en) | 2013-08-28 |
| CN103264190B CN103264190B (en) | 2015-06-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310197535.8A Active CN103264190B (en) | 2013-05-24 | 2013-05-24 | Broken edge cutting side gap adjusting mechanism |
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| Country | Link |
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| CN (1) | CN103264190B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103785892A (en) * | 2014-01-22 | 2014-05-14 | 中国重型机械研究院股份公司 | Lateral clearance adjustment mechanism used for high precision disk shears |
| CN106289143A (en) * | 2016-08-15 | 2017-01-04 | 南京钢铁股份有限公司 | A kind of scrap cutter gap correct measurement device of circle shear |
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| US3718064A (en) * | 1971-01-21 | 1973-02-27 | Steel Corp | Apparatus for adjustment of side trimmer knife |
| US4428265A (en) * | 1981-10-22 | 1984-01-31 | Industrial Tools Inc. | Tape slitter axial loading system |
| JPH0994712A (en) * | 1995-09-29 | 1997-04-08 | Kawasaki Steel Corp | Clearance adjusting method for trimming device |
| JPH11277326A (en) * | 1998-03-31 | 1999-10-12 | Kawasaki Steel Corp | Trimming device for band steel |
| JPH11291115A (en) * | 1998-04-13 | 1999-10-26 | Nippon Steel Corp | Clearance adjusting device for side reamer |
| CN201324883Y (en) * | 2008-12-04 | 2009-10-14 | 中国重型机械研究院 | Device for eliminating radial clearance between upper cutter shafts of drum-type flying shear |
| CN202317221U (en) * | 2011-11-27 | 2012-07-11 | 襄阳博亚精工机器有限公司 | Scrap cutter shaft system |
| CN102699410A (en) * | 2012-06-09 | 2012-10-03 | 中色科技股份有限公司 | Axial micro adjusting method for side clearance of meshed cutter head of side crusher |
| CN202639488U (en) * | 2012-06-19 | 2013-01-02 | 襄阳博亚精工机器有限公司 | Automatic adjusting system of shearing blade side clearance of precise circle shear |
| CN203292587U (en) * | 2013-05-24 | 2013-11-20 | 中国重型机械研究院股份公司 | Scrap cutter side gap adjusting device |
-
2013
- 2013-05-24 CN CN201310197535.8A patent/CN103264190B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3718064A (en) * | 1971-01-21 | 1973-02-27 | Steel Corp | Apparatus for adjustment of side trimmer knife |
| US4428265A (en) * | 1981-10-22 | 1984-01-31 | Industrial Tools Inc. | Tape slitter axial loading system |
| JPH0994712A (en) * | 1995-09-29 | 1997-04-08 | Kawasaki Steel Corp | Clearance adjusting method for trimming device |
| JPH11277326A (en) * | 1998-03-31 | 1999-10-12 | Kawasaki Steel Corp | Trimming device for band steel |
| JPH11291115A (en) * | 1998-04-13 | 1999-10-26 | Nippon Steel Corp | Clearance adjusting device for side reamer |
| CN201324883Y (en) * | 2008-12-04 | 2009-10-14 | 中国重型机械研究院 | Device for eliminating radial clearance between upper cutter shafts of drum-type flying shear |
| CN202317221U (en) * | 2011-11-27 | 2012-07-11 | 襄阳博亚精工机器有限公司 | Scrap cutter shaft system |
| CN102699410A (en) * | 2012-06-09 | 2012-10-03 | 中色科技股份有限公司 | Axial micro adjusting method for side clearance of meshed cutter head of side crusher |
| CN202639488U (en) * | 2012-06-19 | 2013-01-02 | 襄阳博亚精工机器有限公司 | Automatic adjusting system of shearing blade side clearance of precise circle shear |
| CN203292587U (en) * | 2013-05-24 | 2013-11-20 | 中国重型机械研究院股份公司 | Scrap cutter side gap adjusting device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103785892A (en) * | 2014-01-22 | 2014-05-14 | 中国重型机械研究院股份公司 | Lateral clearance adjustment mechanism used for high precision disk shears |
| CN103785892B (en) * | 2014-01-22 | 2016-03-16 | 中国重型机械研究院股份公司 | A kind of for high accuracy circle shear sideshake guiding mechanism |
| CN106289143A (en) * | 2016-08-15 | 2017-01-04 | 南京钢铁股份有限公司 | A kind of scrap cutter gap correct measurement device of circle shear |
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| Publication number | Publication date |
|---|---|
| CN103264190B (en) | 2015-06-17 |
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