CN102501005B - Manufacturing method of large cold-rolled reel block - Google Patents
Manufacturing method of large cold-rolled reel block Download PDFInfo
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- CN102501005B CN102501005B CN 201110326621 CN201110326621A CN102501005B CN 102501005 B CN102501005 B CN 102501005B CN 201110326621 CN201110326621 CN 201110326621 CN 201110326621 A CN201110326621 A CN 201110326621A CN 102501005 B CN102501005 B CN 102501005B
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Abstract
The invention relates to a manufacturing method of a large cold-rolled reel block. The manufacturing method of the large cold-rolled reel block comprises the heat treatment sep of a coiling block sector plate, a precision indexing processing step of a pyramidal shaft, and an assembly precision processing step of a coiling block, and is characterized in that: the precision indexing processing step of the pyramidal shaft is as follows: an indexing key is arranged at the end part of the pyramidal shaft, and a cut length is selected on the indexing key and is converted into two coordinates of the indexing key by a trigonometric function; and the pyramidal shaft is rotated, and a dial indicator is used for the alignment of the two coordinates of the indexing key on a numeric control machine tool so as to realize the precision indexing process of the pyramidal shaft in the circumferential direction. Compared with the traditional indexing processing method of the pyramidal shaft, the circumferential indexing is converted into two coordinate sizes in a plane coordinate system, the precision of the numeric control machine tool is utilized to ensure the precision of the circumferential indexing, and the error can be reduced to 0.1mum, thus the manufactured pyramidal shaft is entirely reliable, and the manufactured coiling block structure is more precise.
Description
Technical field
The present invention relates to cold rolling large-scale coiling machine, refer to particularly a kind of manufacture method of cold rolling large-scale coiler mandrel.
Background technology
Increasingly extensive along with the cold-rolled steel strip products range of application, modern cold strip taking-up equipment are also towards the maximization future development of high speed, rewinding, wide plate width.High-end cold-reduced sheet market take automobile car plate and home appliance panel as representative is as example, and its quality to flat cold-rolled sheet has just proposed more and more higher requirement.The band steel winding device directly related with flat cold-rolled sheet---cold-rolling coiler mandrel is also towards more accurate future development, and the large-scale seamless reel that bearing capacity is large, dynamic balance performance good, reeling quality is good is just becoming the object that cold rolling manufacturer is pursued.At present, this large-scale reel mainly partly is comprised of pyramid axle, fanning strip, hollow shaft, panel, pull bar, rotation contract cylinder etc., and it has the characteristics such as overlength, heavy duty, complex structure.Different from other cold rolling reel, on the one hand, because coiling speed is high, so stricter to the requirement for dynamic balance of reel.The impact of gap when solving the reel distending between fanning strip on the Thin Strip Steel surface quality, reel has adopted eight lobe formula pyramid axle fanning strip enclosed reel structures, and for alleviating vibration equipment, more than its dynamic balance accuracy requirement reaches G6.3.For guaranteeing that the reel barycenter is evenly distributed, and requires eight accurate calibration of pyramidal surface of pyramid axle.The calibration processing method of existing pyramid axle is that the pyramid axle is placed on the rotary table of lathe, and connects index dial at the tail end of workpiece, when the workpiece level calibration adds man-hour, rotates the workbench of lathe, realizes the Horizontal dividing of pyramid axle sloping platform face; When the workpiece circumference graduation adds man-hour, rotate the rotation of the index dial drive lip axis of cone, realize the circumference graduation of pyramid axle.But the processing for large-scale coiler mandrel pyramid axle, because its volume is large, weight is also larger, is subjected to the restriction of rotation workbench of machine tool and index dial ability to work, often be difficult to processing, adopt at present the method for line to carry out, the error of its indexing accuracy is in the 0.3mm left and right; On the other hand, the needs that batch for adaptive zone steel wide plate width, drum fan-shaped plate is generally more than 2.5m, nearly nine, the pyramid axle sloping platform face that matches with it, due to fanning strip overlength and thin, and traditional method is fanning strip laterally to be put into heat-treatment furnace heat-treat, be easy to produce thermal stress deformation under high temperature and Action of Gravity Field, due to the restriction of fanning strip allowance, affected the following process of workpiece, the situation of scrapping even appears sometimes; In addition, the assembly precision of reel also has important influence to the dynamic balancing of reel and the quality of coiling band steel.Traditional assembling mode is first pyramid axle, fanning strip etc. to be processed into finished parts, then assembling, because always there is error in assembling process with design basis, so the rear Pyramid shaft of reel of assembling and the axiality of fanning strip, the running accuracy of reel etc. often do not meet the demands.
In sum, the precision indexing processing of the heat treatment deformation of prevention fanning strip, pyramid axle and raising reel assembly precision are the several importances that improve cold rolling large-scale coiler mandrel measure of precision.
Summary of the invention
Technical problem to be solved by this invention just is to provide a kind of manufacture method of cold rolling large-scale coiler mandrel, can produce the cold rolling large-scale coiler mandrel of precise structure.
For solving the problems of the technologies described above, the manufacture method of a kind of cold rolling large-scale coiler mandrel provided by the invention, comprise the heat treatment step of drum fan-shaped plate, the precision indexing procedure of processing of pyramid axle and the assembling Precision Machining step of reel, its special feature is: the precision indexing procedure of processing of described pyramid axle comprises the Horizontal dividing processing of pyramid axle and the circumference graduation processing of pyramid axle, and concrete steps are as follows:
1) Horizontal dividing of pyramid axle processing:
1.1) pyramid axle truncated rectangular pyramids sloping platform face and four top shoulder slope table top spot sizes are by the maximum outer circle processing that cuts, all the other spot sizes processing reach designing requirement;
1.2) at the pyramid shaft end standard dividing head that a length is set is N, and use the amesdial levelling on machine tool horizontal processing X-Y face, wherein setting the machine tool guideway direction is that X-axis, major axes orientation are that Y-axis, vertical height direction are Z axis;
1.3) keep the dividing head level constant, get the long line segment of one section M on pyramid axial cylindrical face, press the first sloping platform face of X=M * cos α, Y=M * sin α centering processing pyramid axle on X-Y face, wherein α is pyramid axle sloping platform face oblique angle;
1.4) keep the pyramid shaft position constant, rotate the pyramid axle, extremely vertical with amesdial centering dividing head, the second sloping platform face of processing pyramid axle, the rest may be inferred, all the other two sloping platform faces of processing pyramid axle;
2) circumference graduation of pyramid axle processing:
2.1) on machine tooling Y-Z face, press Y=N * cos γ, Z=N * sin γ centering calibration strong, wherein γ is the circumference graduation angle between pyramid axle truncated rectangular pyramids sloping platform face and four top shoulder slope table tops;
2.2) keep the pyramid Spindle Status constant, get the long line segment of one section M on pyramid axial cylindrical face, press the first sloping platform face of X=M * cos β, Y=M * sin β centering processing pyramid axle top shoulders on X-Y face.Wherein β is the oblique angle of pyramid axle top shoulder slope table top;
2.3) keep the pyramid shaft position constant, rotate the pyramid axle, with amesdial centering pyramid axle top shoulder slope table top to the upright position, the second sloping platform face of processing pyramid axle top shoulders, the rest may be inferred, all the other two sloping platform faces of processing top shoulders.
In the heat treatment step of the described drum fan-shaped plate of technique scheme, one group of fanning strip vertically is placed in heat-treatment furnace heat-treats.
Further, described fanning strip vertically is placed in heat-treatment furnace by heat treatment fixture and heat-treats; Described heat treatment fixture comprises upper head plate, bottom plate and suspended axle; Described upper head plate and bottom plate are provided with some screws along the circumference correspondence, are respectively used to the top and bottom of fixed sectors plate; The lower end of described suspended axle is connected with upper head plate, and the upper end of suspended axle is connected with heat-treatment furnace.
The assembling Precision Machining step of the described reel of technique scheme is: the fanning strip, panel and other component end items that periphery are left allowance assemble, after assembling is completed, fanning strip and pyramid axle is temporary fixed, the periphery of centering pyramid axle, consistent with design basis to guarantee machining benchmark, then reel is carried out integral body processing, the axiality of reel and running accuracy are met design requirement.
Further, in the assembling Precision Machining step of described reel, by winding drum precise-machining tool, that fanning strip and pyramid axle is temporary fixed and carry out integral body processing; Described winding drum precise-machining tool comprises pyramid axle, some fanning strips, pull bar, cambered plate and panel, and described pyramid axle is provided with quill shaft vertically, and the outer surface of pyramid axle is provided with secondary sloping platform face at least; The inboard of described fanning strip coordinates with the sloping platform face of pyramid axle and is arranged at pyramid axle periphery, consists of tubular; Described pull bar be positioned at quill shaft and with the quill shaft matched in clearance, the end that one end of pull bar extends to the outer adapter sleeve with column of quill shaft is connected, the groove that fanning strip and cambered plate connection and formation are identical with described panel end cross-sectional shape, the other end of adapter sleeve is positioned at groove, can radially relatively moves with fanning strip, the other end of pull bar is provided with nut, after being used for tightening, pull bar and pyramid axle is fixed; Described panel is arranged between pyramid axle and fanning strip, is used for filling the seam between adjacent fanning strip, and described pyramid axle is provided with flange, is provided with positioning sleeve between the movable end of described fanning strip and flange, is used for the axial location of fanning strip.
Further, also be provided with spacer between described nut and pyramid axial end, be used for the clamping of pull bar.
Beneficial effect of the present invention is: 1) compare with traditional pyramid axle calibration processing method, the present invention is converted into two coordinate dimensions in plane coordinate system with circumference graduation, and the precision of utilizing Digit Control Machine Tool guarantees the circumference graduation precision, error can be reduced to 0.1 μ m, thereby the pyramid axle that produces is fully reliable; 2) with tradition, fanning strip laterally being put into the method that heat-treatment furnace heat-treats compares, the present invention vertically is placed in heat-treatment furnace with fanning strip and guarantees in whole heat treatment process, fanning strip is in vertical state all the time, effectively prevent the distortion of fanning strip, and then improved the quality of whole reel; 3) adopted fanning strip and pyramid axle temporary fixed, thereby the mode that fanning strip and panel were first assembled, reprocessed in realization, due to the employing of the parts such as pyramid axle, pull bar, positioning sleeve is final finished parts, in full accord with the reel actual working state after their installations, thereby axiality and the running accuracy of processing on this basis the reel mandrel after fanning strip, panel meet the demands fully.
Description of drawings
Fig. 1 is the schematic diagram under a kind of drum fan-shaped plate condition of heat treatment in invention.
Fig. 2 is the top view of Fig. 1.
Fig. 3 is the structural representation of Pyramid shaft of reel.
Fig. 4 to Fig. 7 is the schematic flow sheet of a kind of pyramid axle calibration processing in the present invention.
Fig. 8 is the structural representation of a kind of winding drum precise-machining tool in the present invention.
Fig. 9 is the B-B profile of Fig. 8.
In figure: 1-upper head plate, 2-bottom plate, 3-suspended axle (wherein: 3.1-pin-and-hole), 4-latch, 5-connecting bolt, 6-elongated hole, 7-fanning strip, 8-pyramid axis blank, 9-dividing head, 10-pyramid axle (wherein: 10.1-quill shaft, 10.2-flange), 11-pull bar, 12-adapter sleeve, the 13-the first bolt, 14-nut, 15-copper sheathing, 16-panel, 17-cambered plate, 18-positioning sleeve, 19-spacer, the 20-the second bolt.
The specific embodiment
Below in conjunction with accompanying drawing, specific embodiments of the invention are described in further detail.
The manufacture method of a kind of cold rolling large-scale coiler mandrel of the present invention, the procedure of processing that comprises each parts of reel such as fanning strip 7, pyramid axle 10, pull bar 11 and panel 16, and the assembling Precision Machining step of reel, in each component processing step of the present embodiment, the periphery of fanning strip 7 and panel 16 leaves allowance, and remaining part is processed into finished parts.Except the assembling Precision Machining of the precision indexing processing of the heat treatment of fanning strip 7, pyramid axle 10 and reel, all can adopt the conventional machining method.Specific as follows.
The heat treatment of fanning strip 7: as depicted in figs. 1 and 2, one group of fanning strip 7 in the present embodiment vertically is placed in heat-treatment furnace and heat-treats, and adopting a kind of heat treatment fixture that fanning strip 7 is arranged in heat-treatment furnace, this heat treatment fixture comprises upper head plate 1, bottom plate 2 and suspended axle 3.Wherein, upper head plate 1 and bottom plate 2 all are provided with elongated hole 6 along the circumference correspondence, fix respectively the top and bottom of one group of fanning strip 7 by connecting bolt 5.The central authorities of upper head plate 1 and bottom plate 2 are equipped with through hole, can be used for connecting with suspended axle 3, and both are used interchangeably.The lower end of suspended axle 3 can hold up upper head plate 1 by flange is set, and the upper end of suspended axle 3 has pin-and-hole 3.1, can be connected with heat-treatment furnace by latch 4.As seen from Figure 1, in whole heat treatment process, one group of fanning strip 7 is under vertical state all the time, has effectively avoided the distortion of fanning strip 7.
The precision indexing processing of pyramid axle 10 is divided into Horizontal dividing processing and the circumference graduation processing of pyramid axle 10.
1) Horizontal dividing of pyramid axle 10 processing:
1.1) as shown in Figure 4, pyramid axle 10 truncated rectangular pyramids sloping platform faces and four top shoulder slope table top spot sizes are by the maximum outer circle processing that cuts, all the other spot size processing reach designing requirement;
1.2) standard dividing head 9 that in pyramid axle 10 ends, a length to be set be N, and use the amesdial levelling on machine tool horizontal processing X-Y face, wherein setting the machine tool guideway direction is that X-axis, major axes orientation are that Y-axis, vertical height direction are Z axis;
1.3) as shown in Figure 5, keep dividing head 9 levels constant, get the long line segment of one section M on pyramid axle 10 faces of cylinder, press the first sloping platform face that X=M * cos α, Y=M * sin α centering on X-Y face is processed pyramid axle 10, wherein α is pyramid axle sloping platform face oblique angle;
1.4) keep pyramid axle 10 invariant positions, rotate pyramid axle 10, to vertically, process the second sloping platform face of pyramid axle 10 with amesdial centering dividing head 9, the rest may be inferred, all the other two sloping platform faces of processing pyramid axle 10.
2) circumference graduation of pyramid axle 10 processing:
2.1) as shown in Figure 6, on machine tooling Y-Z face, press Y=N * cos γ, Z=N * sin γ centering calibration and be good for 9, wherein γ is the circumference graduation angle between pyramid axle 10 truncated rectangular pyramids sloping platform faces and four top shoulder slope table tops;
2.2) as shown in Figure 7, keep pyramid axle 10 states constant, get the long line segment of one section M on pyramid axle 10 faces of cylinder, press the first sloping platform face that X=M * cos β, Y=M * sin β centering on X-Y face is processed pyramid axle 10 top shoulders.Wherein β is the oblique angle of pyramid axle 10 top shoulder slope table tops;
2.3) keep pyramid axle 10 invariant positions, rotate pyramid axle 10, to the upright position, process the second sloping platform face of pyramid axle 10 top shoulders with amesdial centering pyramid axle 10 top shoulder slope table tops, the rest may be inferred, processes all the other two sloping platform faces of top shoulders.
The assembling Precision Machining of reel: as Fig. 8 and shown in Figure 9, the present embodiment adopts winding drum precise-machining tool with fanning strip 7 and pyramid axle 10 is temporary fixed and the reel that assembles is carried out integral body processing, and this winding drum precise-machining tool comprises pyramid axle 10, four blocks of fanning strips 7, pull bar 11, cambered plate 17 and panels 16.Pyramid axle 10 is eight lobe formulas, and pyramid axle 10 is provided with quill shaft 10.2 vertically, and the outer surface of pyramid axle 10 is provided with secondary sloping platform face at least, and the present embodiment is provided with nine grades of sloping platform faces altogether.In addition, also be provided with flange 10.2 on pyramid axle 10.The inboard of four fanning strips 7 coordinates with the sloping platform face of pyramid axle 10 and is arranged at respectively pyramid axle 10 peripheries, consists of tubular.Pull bar 11 be positioned at above-mentioned quill shaft 10.1 and with quill shaft 10.1 matched in clearance, can endwisely slip along quill shaft 10.1.One end of pull bar 11 extends to outer first bolt 13 that also passes through of quill shaft 10.1 and is connected with the adapter sleeve 12 of column, fanning strip 7 passes through the second groove that bolt 20 is connected and formation is identical with panel 16 end cross-sectional shapes with cambered plate 17, adapter sleeve 12 is positioned at this groove, can radially relatively moves with fanning strip 7, be provided with positioning sleeve 18 between the flange 10.2 of the movable end of whole fanning strips 7 and pyramid axle 10, can be used for the axial location of fanning strip 7.The other end of pull bar 11 is provided with nut 14, withstands the copper sheathing 15 of pyramid axle 10 these ends after nut 14 is tightened, can pull bar 11 is fixing with pyramid axle 10 together with positioning sleeve 18.For clamping pull bar 11, preventing its shake, also be provided with spacer 19 between the copper sheathing 15 of nut 14 and pyramid axle 10 end faces.Panel 16 is arranged between pyramid axle 10 and fanning strip 7, is used for filling the seam between adjacent fanning strip 7.
Adopt this processing tool, pyramid axle 10, pull bar 11, cambered plate 17 and positioning sleeve 18 etc. are the finished parts that processes, and the periphery of fanning strip 7 and panel 16 leaves allowance.When carrying out the assembling of each parts of reel, fanning strip 7 passes through the mutual position relationship of positioning sleeve 18 maintenances with pyramid axle 10, and consistent with reel work circle state, tighten the nut 14 of pull bar 11 tail ends, pull bar 11 drives adapter sleeve 12, adapter sleeve 12 promotes fanning strip 7 and positioning sleeve 18 close contacts, forms the reel under a frock state.Then for the reel that assembles, the fanning strip 7 and the panel 16 that leave allowance are processed, at this moment, the periphery of centering pyramid axle 10 guarantees that machining benchmark is consistent with design basis, and axiality and the running accuracy of the reel mandrel after processing are met design requirement.
Core of the present invention is to utilize the mode of pyramid axle 10 precision indexing processing to make the calibration machining accuracy of pyramid axle 10 high, has promoted the measure of precision of reel by improving pyramid axle 10 quality; On the other hand, avoid the mode of measure and the accurate assembling processing of reel of fanning strip 7 heat treatment deformations, make the precise structure of mandrel member, axiality and the running accuracy of reel integral body meet the demands fully.So its protection domain is not limited to above-described embodiment.Obviously, those skilled in the art can carry out various changes and distortion and not break away from scope and spirit of the present utility model the utility model, for example: it is described that the heat treatment fixture of fanning strip 7 is not limited to above-described embodiment, and adopting other mechanism that fanning strip 7 is vertically hung is also feasible in heat-treatment furnace; The temporary fixed above-mentioned winding drum precise-machining tool etc. that also is not limited to of fanning strip 7 and pyramid axle 10.If these changes and distortion belong in the scope of the utility model claim and equivalent technologies thereof, the present invention also is intended to comprise these changes and is out of shape interior.
Claims (6)
1. the manufacture method of a cold rolling large-scale coiler mandrel, comprise the heat treatment step of drum fan-shaped plate (7), the precision indexing procedure of processing of pyramid axle (10) and the assembling Precision Machining step of reel, it is characterized in that: the precision indexing procedure of processing of described pyramid axle (10) comprises the Horizontal dividing processing of pyramid axle (10) and the circumference graduation processing of pyramid axle (10), and concrete steps are as follows:
1) Horizontal dividing of pyramid axle (10) processing:
1.1) pyramid axle (10) truncated rectangular pyramids sloping platform face and four top shoulder slope table top spot sizes are by the maximum outer circle processing that cuts, all the other spot sizes processing reach designing requirement;
1.2) standard dividing head (9) that in pyramid axle (10) end, a length to be set be N, and use the amesdial levelling on machine tool horizontal processing X-Y face, wherein setting the machine tool guideway direction is that X-axis, major axes orientation are that Y-axis, vertical height direction are Z axis;
1.3) keep dividing head (9) level constant, get the long line segment of one section M on pyramid axle (10) face of cylinder, press the first sloping platform face of X=M * cos α, Y=M * sin α centering processing pyramid axle (10) on X-Y face, wherein α is pyramid axle sloping platform face oblique angle;
1.4) keep pyramid axle (10) invariant position, rotate pyramid axle (10), extremely vertical with amesdial centering dividing head (9), the second sloping platform face of processing pyramid axle (10), the rest may be inferred, all the other two sloping platform faces of processing pyramid axle (10);
2) circumference graduation of pyramid axle (10) processing:
2.1) on machine tooling Y-Z face, press Y=N * cos γ, Z=N * sin γ centering calibration strong (9), wherein γ is the circumference graduation angle between pyramid axle (10) truncated rectangular pyramids sloping platform face and four top shoulder slope table tops;
2.2) keep pyramid axle (10) state constant, get the long line segment of one section M on pyramid axle (10) face of cylinder, press the first sloping platform face of X=M * cos β, Y=M * sin β centering processing pyramid axle (10) top shoulders on X-Y face, wherein β is the oblique angle of pyramid axle (10) top shoulder slope table top;
2.3) maintenance pyramid axle (10) invariant position, rotate pyramid axle (10), with amesdial centering pyramid axle (10) top shoulder slope table top to the upright position, the second sloping platform face of processing pyramid axle (10) top shoulders, the rest may be inferred, processes all the other two sloping platform faces of top shoulders.
2. the manufacture method of cold rolling large-scale coiler mandrel according to claim 1, is characterized in that: in the heat treatment step of described drum fan-shaped plate (7), one group of fanning strip (7) vertically is placed in heat-treatment furnace heat-treats.
3. the manufacture method of cold rolling large-scale coiler mandrel according to claim 2, it is characterized in that: described fanning strip (7) vertically is placed in heat-treatment furnace by heat treatment fixture and heat-treats; Described heat treatment fixture comprises upper head plate (1), bottom plate (2) and suspended axle (3); Described upper head plate (1) and bottom plate (2) are provided with some screws along the circumference correspondence, are respectively used to the top and bottom of fixed sectors plate (7); The lower end of described suspended axle (3) is connected with upper head plate (1), and the upper end of suspended axle (3) is connected with heat-treatment furnace.
4. the manufacture method of the described cold rolling large-scale coiler mandrel of arbitrary claim according to claim 1 to 3, it is characterized in that: the assembling Precision Machining step of described reel is: the fanning strip (7), panel (16) and other component end items that periphery are left allowance assemble, after assembling is completed, fanning strip (7) and pyramid axle (10) is temporary fixed, the periphery of centering pyramid axle (10), consistent with design basis to guarantee machining benchmark, then reel is carried out integral body processing, the axiality of reel and running accuracy are met design requirement.
5. the manufacture method of cold rolling large-scale coiler mandrel according to claim 4, it is characterized in that: in the assembling Precision Machining step of described reel, by winding drum precise-machining tool, that fanning strip (7) and pyramid axle (10) is temporary fixed and carry out integral body and process; Described winding drum precise-machining tool, comprise pyramid axle (10), some fanning strips (7), pull bar (11), cambered plate (17) and panel (16), described pyramid axle (10) is provided with quill shaft (10.1) vertically, and the outer surface of pyramid axle (10) is provided with secondary sloping platform face at least; The inboard of described fanning strip (7) coordinates with the sloping platform face of pyramid axle (10) and is arranged at pyramid axle (10) periphery, consists of tubular; Described pull bar (11) be positioned at quill shaft (10.1) and with quill shaft (10.1) matched in clearance, the end that one end of pull bar (11) extends to the outer adapter sleeve (12) with column of quill shaft (10.1) is connected, the groove that fanning strip (7) and cambered plate (17) connection and formation are identical with described panel (16) end cross-sectional shape, the other end of adapter sleeve (12) is positioned at groove, can radially relatively moves with fanning strip (7), the other end of pull bar (11) is provided with nut (14), and is after being used for tightening, that pull bar (11) and pyramid axle (10) is fixing; Described panel (16) is arranged between pyramid axle (10) and fanning strip (7), be used for filling the seam between adjacent fanning strip (7), described pyramid axle (10) is provided with flange (10.2), be provided with positioning sleeve (18) between the movable end of described fanning strip (7) and flange (10.2), be used for the axial location of fanning strip (7).
6. the manufacture method of cold rolling large-scale coiler mandrel according to claim 5, is characterized in that: also be provided with spacer (19) between described nut (14) and pyramid axle (10) end face, be used for the clamping of pull bar (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110326621 CN102501005B (en) | 2011-10-25 | 2011-10-25 | Manufacturing method of large cold-rolled reel block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110326621 CN102501005B (en) | 2011-10-25 | 2011-10-25 | Manufacturing method of large cold-rolled reel block |
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| CN102501005A CN102501005A (en) | 2012-06-20 |
| CN102501005B true CN102501005B (en) | 2013-11-06 |
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| CN 201110326621 Expired - Fee Related CN102501005B (en) | 2011-10-25 | 2011-10-25 | Manufacturing method of large cold-rolled reel block |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103659176B (en) * | 2013-06-17 | 2016-02-24 | 青岛德固特节能装备股份有限公司 | Comminutor housing precision inner manufacture method |
| CN104439879B (en) * | 2014-12-18 | 2016-07-06 | 武汉钢铁(集团)公司 | A kind of large-scale reel reproducing method |
| CN114850781B (en) * | 2022-05-10 | 2023-06-27 | 中国水利水电夹江水工机械有限公司 | Method for assembling winding drum and winding drum shaft of large ship lift |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU505467A1 (en) * | 1974-12-30 | 1976-03-05 | Славянский Филиал Всесоюзного Ордена Ленина Научно-Исследовательского И Проектно-Конструкторского Института Металлургического Машиностроения | Drum winder |
| US4307851A (en) * | 1979-12-12 | 1981-12-29 | Dunaevsky Vladimir I | Apparatus for winding a plurality of separate strips while maintaining tension in each strip |
| CN101507987A (en) * | 2009-03-20 | 2009-08-19 | 武汉钢铁(集团)公司 | Method for increasing mandrel process precision of tension reel |
| CN101722439A (en) * | 2008-10-20 | 2010-06-09 | 上海重型机器厂有限公司 | Dividing apparatus and usage thereof |
| CN101722397A (en) * | 2008-10-20 | 2010-06-09 | 上海重型机器厂有限公司 | Method for finely machining pyramid cover of drum part of metallurgical machine |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62134115A (en) * | 1985-12-06 | 1987-06-17 | Hitachi Ltd | Coiler drum for hot rolling mill |
| JP2533271B2 (en) * | 1992-09-08 | 1996-09-11 | 新日本製鐵株式会社 | Strip winder |
-
2011
- 2011-10-25 CN CN 201110326621 patent/CN102501005B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU505467A1 (en) * | 1974-12-30 | 1976-03-05 | Славянский Филиал Всесоюзного Ордена Ленина Научно-Исследовательского И Проектно-Конструкторского Института Металлургического Машиностроения | Drum winder |
| US4307851A (en) * | 1979-12-12 | 1981-12-29 | Dunaevsky Vladimir I | Apparatus for winding a plurality of separate strips while maintaining tension in each strip |
| CN101722439A (en) * | 2008-10-20 | 2010-06-09 | 上海重型机器厂有限公司 | Dividing apparatus and usage thereof |
| CN101722397A (en) * | 2008-10-20 | 2010-06-09 | 上海重型机器厂有限公司 | Method for finely machining pyramid cover of drum part of metallurgical machine |
| CN101507987A (en) * | 2009-03-20 | 2009-08-19 | 武汉钢铁(集团)公司 | Method for increasing mandrel process precision of tension reel |
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| CN102501005A (en) | 2012-06-20 |
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