CN203292587U - Scrap cutter side gap adjusting device - Google Patents
Scrap cutter side gap adjusting device Download PDFInfo
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- CN203292587U CN203292587U CN2013202898424U CN201320289842U CN203292587U CN 203292587 U CN203292587 U CN 203292587U CN 2013202898424 U CN2013202898424 U CN 2013202898424U CN 201320289842 U CN201320289842 U CN 201320289842U CN 203292587 U CN203292587 U CN 203292587U
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- gap adjusting
- side gap
- cutter
- rotary drum
- nut
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Abstract
The utility model relates to a scrap cutter side gap adjusting device which comprises an upper knife mechanism, a lower knife mechanism and a side gap adjusting mechanism. The upper knife mechanism and the lower knife mechanism are parallel in the axial direction. The side gap adjusting mechanism is arranged on one side of the upper knife mechanism. The side gap adjusting mechanism comprises a moving small shaft, a main nut, an auxiliary nut, an adjusting motor, a thrust bearing, a locking nut, a guiding column and a moving disc. The moving small shaft and an upper knife shaft are linked through the thrust bearing and the locking nut. The main nut and the auxiliary nut are fixed on a machine frame. Outer threads are arranged on the moving small shaft which is in rotating thread pair connection with the main nut and the auxiliary nut. The adjusting motor is fixed on the moving disc which can move in the axial direction of the guiding shaft on the guiding shaft. An oblique blade scrap cutter blade side gap adjusting mathematic model is deduced according to the arrangement mode of the blade oblique angle direction and the bevel gear oblique angle direction, the magnitude and direction relationship of the blade oblique angle and the bevel gear oblique angle is optimized, and the scrap cutter side gap adjusting device is suitable for an adjusting mechanism of sheet shearing.
Description
Technical field
The utility model relates to a kind of finishing shearing equipment of silicon steel, particularly a kind of scrap cutter side gap adjusting apparatus.
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 again the Hib steel, is described as the top product in orientation silicon steel " family ", and thin thickness, magnetic strength is high, iron loss is low, super wide cut, and production technology is very complicated, is the critical material of making super-huge energy-economic transformer.
The Hib steel is ultra-thin, and (thickness is only 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, at this take thin plate of shearing 0.2mm as example, gap blade need be adjusted into 0.02mm, and the relative slab blade lateral space self of thin plate blade lateral space self will reduce at double, and the precision that blade lateral space self is adjusted will be adjusted precision with respect to slab blade side gap and improve.
Tradition cut deal scrap cutter blade side clearance adjusting mechanism adopts worm 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 affects of slab gap blade in allowed band.Requiring adjusting range for thin plate scrap cutter blade gap is 0.01mm ~ 0.03mm, and the mechanical precision of worm and gear can't meet this requirement, so the mode of worm and gear adjustment sideshake is inapplicable in the thin plate scrap cutter.Blade is arranged and can not have been adopted traditional slab scrap cutter arrangement form in the relation of rotary drum inclination angle direction and helical gear angle of inclination direction.
Summary of the invention
The purpose of this utility model is to provide a kind of scrap cutter side gap adjusting mechanism that thin plate is sheared that is applicable to.
The purpose of this utility model is to realize like this, a kind of scrap cutter side gap adjusting apparatus, it is characterized in that: comprise cutter mechanism, lower cutter mechanism and side gap adjusting mechanism, upper cutter mechanism and lower cutter mechanism axially parallel, be provided with side gap adjusting mechanism in the upper slitter mechanism side, described side gap adjusting 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 upper cutter shaft; Mother nut and secondary nut are fixed on frame; On 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 displacement disc, displacement disc can be along the lead axially-movable on lead.
Described upper cutter mechanism comprises rotary drum, upper cutter shaft, major-minor gear, upper rotary drum is connected upper cutter shaft and connects with the major-minor gear, lower cutter mechanism comprises lower rotary drum, lower cutter shaft, travelling gear, lower rotary drum is connected lower cutter shaft and connects with travelling gear, be furnished with 4 cutters at the circumferential decile of upper rotary drum, at the circumferential decile of lower rotary drum, be furnished with 4 bottom knife.
Described upper rotary drum and the synchronized relative rotation of lower rotary drum, drive cutter and bottom knife and form shearing; 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 displacement sensor is installed at the displacement disc place.
The described cutter certain angle that tilts vertically on upper rotary drum
Arrange the bottom knife equal angular that tilts vertically on lower rotary drum
Arrange.
The beneficial effects of the utility model: 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 clearance 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 and be applicable to the scrap cutter side gap adjusting mechanism that thin plate is sheared, for inclination blade scrap cutter blade sideshake automation adjustment is provided fundamental basis.
Description of drawings
The utility model is described in further detail below in conjunction with the embodiment accompanying drawing:
Fig. 1 is the utility model embodiment schematic diagram;
Fig. 2 a is rotary drum blade arrangement structure chart in 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 in Fig. 1;
Fig. 4 is blade tilt angle direction and helical gear inclination direction layout drawing.
In 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 gap adjusting mechanism; 8. cutter; 9. bottom knife; 10. move little axle; 11. mother nut; 12. secondary nut; 13. adjusting motor; 14. thrust bearing; 15. locking nut; 16. lead; 17. displacement disc.
The specific embodiment
Embodiment 1
A kind of scrap cutter side gap adjusting apparatus, comprise cutter mechanism, lower cutter mechanism and side gap adjusting mechanism 7, upper cutter mechanism and lower cutter mechanism axially parallel, be provided with side gap adjusting mechanism 7 in the upper slitter mechanism side, described side gap adjusting 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 upper cutter shaft 2; Mother nut 11 is fixed on frame with secondary nut 12; On 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 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 upper cutter shaft 2 and realizes axial displacement, and when mobile little axle 10 moves, drive is regulated motor 13 and axially formed displacement with displacement disc 17 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, lower cutter mechanism and side gap adjusting mechanism 7, upper cutter mechanism and lower cutter mechanism axially parallel, upper cutter mechanism comprises rotary drum 1, upper cutter shaft 2, major-minor gear 3, upper rotary drum 1 is connected with the major-minor gear by upper cutter shaft 2 connections, lower cutter mechanism comprises lower rotary drum 4, lower cutter shaft 5, travelling gear 6, and lower rotary drum 4 is connected with travelling gear by lower cutter shaft 5 connections, at upper cutter mechanism, is provided with side gap adjusting mechanism 7.
As shown in Figure 2 a, at the circumferential decile of upper rotary drum 1, be furnished with 4 cutters 8, at the circumferential decile of lower rotary drum 4, be furnished with 4 bottom knife 9.As shown in Figure 4, cutter 8 certain angle that tilts vertically on upper rotary drum 1
Arrange bottom knife 9 equal angular that tilts vertically on lower rotary drum 4
Arrange upper bottom knife inclination rotation direction.Scrap cutter work cutter shaft 5 transmissions at present, by travelling gear 6 and the synchronized transmission of major-minor gear 3, upper rotary drum 1 and the synchronized relative rotation of lower rotary drum 4, drive cutter 8 and bottom knife 9 forms shearing.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
As shown in Figure 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 blade is to adjust by side gap adjusting mechanism 7, and side gap adjusting mechanism 7 is to move axially realization by promoting upper 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.Moving axially and rotating the side clearance that causes the corresponding blade on up and down, rotary drum of cutter shaft changes.
Side gap adjusting 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 upper cutter shaft 2; Mother nut 11 is fixed on frame with secondary nut 12.On mobile little axle 10, external screw thread is arranged, with mother nut 11, secondary nut 12, form the rotation screw thread pair; Regulate motor 13 and be fixed on 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 upper cutter shaft 2 and realizes axial displacement, and when mobile little axle 10 moves, drive is regulated motor 13 and axially formed displacement with displacement disc 17 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 installation position, place displacement sensors.The rotation of the displacement of cutter shaft and cutter shaft self causes the variation of going up the side clearance between the paired blades of arranging on dish 1 and lower rotary drum 4, according to the relation of cutter shaft displacement and side clearance, automatically up and down blade side clearance control is adjusted.
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 the gap screw thread pair that disappears of adjusting mother nut 11 and secondary nut 12 compositions, play is controlled at 0.01mm ~ 0.02mm.The utility model 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, adopts the arrangement of Fig. 4 in order accurately to obtain side clearance predetermined value the utility model.
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 that the automation of side clearance controls.
Relation according to cutter shaft displacement and side clearance is adjusted up and down blade side clearance control automatically, comprises the steps:
1) according to blade tilt angle
Size and direction and helical gear inclination angle
Size and the corresponding Mathematical Modeling that changes of the arrangement establishment side gap of direction, or side clearance value dip and the displacement p relation of upper bottom knife:
Side gap adjusting mechanism adopts screw thread pair that little axle side is rotated and become the rotation of upper cutter shaft and move axially, and setting its displacement is P, sets blade tilt angle and is
, the Gear tipping angle is
,
With
Rotation direction is identical;
2) during input is produced, the thickness of supplied materials band is t;
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 according to formula (1) the corresponding cutter shaft amount of movement of the side clearance dip p value that shearing needs;
5) utilizing the displacement transducer that is arranged on 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 to step 6);
8) be zero or less than setting value, stop adjusting cutter shaft axial displacement.
The parts that the present embodiment does not describe 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 gap adjusting apparatus, it is characterized in that: comprise cutter mechanism, lower cutter mechanism and side gap adjusting mechanism (7), upper cutter mechanism and lower cutter mechanism axially parallel, be provided with side gap adjusting mechanism (7) in upper cutter mechanism one side, described side gap adjusting 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 upper cutter shaft (2), mother nut (11) is fixed on frame with secondary nut (12), on 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 displacement disc (17), displacement disc (17) can be along lead (16) axially-movable on lead (16).
2. a kind of scrap cutter side gap adjusting apparatus according to claim 1, it is characterized in that: described upper cutter mechanism comprises rotary drum (1), upper cutter shaft (2), major-minor gear (3), upper rotary drum (1) is connected 3 with the major-minor gear) connect by upper cutter shaft (2), lower cutter mechanism comprises lower rotary drum (4), lower cutter shaft (5), travelling gear (6), lower rotary drum (4) is connected 6 with travelling gear) connect by lower cutter shaft (5), upper rotary drum (1) circumferentially decile be furnished with 4 cutters (8), be furnished with 4 bottom knife (9) at the circumferential decile of lower rotary drum (4).
3. a kind of scrap cutter side gap adjusting apparatus according to claim 2, is characterized in that: described upper rotary drum (1) and the synchronized relative rotation of lower rotary drum (4).
4. a kind of scrap cutter side gap adjusting apparatus 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 Gear tipping angle β with axial angle.
5. a kind of scrap cutter side gap adjusting apparatus according to claim 1, is characterized in that: at displacement disc (17), locate to install the displacement of cutter shaft on displacement sensor (2).
6. a kind of scrap cutter side gap adjusting apparatus according to claim 2, it is characterized in that: described cutter (8) the certain angle α that tilts vertically on upper rotary drum (1) arranges, bottom knife (9) the equal angular α that tilts vertically on lower rotary drum (4) arranges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202898424U CN203292587U (en) | 2013-05-24 | 2013-05-24 | Scrap cutter side gap adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202898424U CN203292587U (en) | 2013-05-24 | 2013-05-24 | Scrap cutter side gap adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203292587U true CN203292587U (en) | 2013-11-20 |
Family
ID=49568627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013202898424U Withdrawn - After Issue CN203292587U (en) | 2013-05-24 | 2013-05-24 | Scrap cutter side gap adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203292587U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103264190A (en) * | 2013-05-24 | 2013-08-28 | 中国重型机械研究院股份公司 | Broken edge cutting side gap adjusting mechanism |
-
2013
- 2013-05-24 CN CN2013202898424U patent/CN203292587U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103264190A (en) * | 2013-05-24 | 2013-08-28 | 中国重型机械研究院股份公司 | Broken edge cutting side gap adjusting mechanism |
| CN103264190B (en) * | 2013-05-24 | 2015-06-17 | 中国重型机械研究院股份公司 | Broken edge cutting side gap adjusting mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131120 Effective date of abandoning: 20150617 |
|
| RGAV | Abandon patent right to avoid regrant |