CN204234460U - A kind of overall memorial archway formula mkw mill - Google Patents
A kind of overall memorial archway formula mkw mill Download PDFInfo
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- CN204234460U CN204234460U CN201420712863.7U CN201420712863U CN204234460U CN 204234460 U CN204234460 U CN 204234460U CN 201420712863 U CN201420712863 U CN 201420712863U CN 204234460 U CN204234460 U CN 204234460U
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- calender rolls
- intermediate calender
- memorial archway
- central shaft
- working roll
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Abstract
The utility model discloses a kind of overall memorial archway formula mkw mill, comprise memorial archway and top working roll, bottom working roll, upper intermediate calender rolls and lower intermediate calender rolls; Two upper backing rollers are set above upper intermediate calender rolls, two lower backing rollers are set below lower intermediate calender rolls; Two upper backing rollers include central shaft, the saddle that starts, upper eccentric gear and upper roll extrusion cover, memorial archway is arranged the first hydraulic cylinder for reduction system and the second hydraulic cylinder for reduction system, first hydraulic cylinder for reduction system piston rod is connected with the first tooth bar, and the second hydraulic cylinder for reduction system piston rod is connected with the second tooth bar; Two lower backing rollers include lower central shaft, multiple get down from horse saddle, lower eccentric gear, multiple lower roll extrusion cover, memorial archway is provided with roll line adjustment cylinder, the piston rod of roll line adjustment cylinder is connected with the 3rd tooth bar.This overall memorial archway formula mkw mill improves the upper pressure precision pressing down precision and bottom working roll of top working roll, can change roller gap to reach the object improving thickness of strip precision.
Description
Technical field
The utility model belongs to mkw mill technical field, is specifically related to a kind of overall memorial archway formula mkw mill.
Background technology
Milling train is the equipment realizing metal rolled process.The Zhuan Bei ﹐ having made a general reference stocking production overall process includes Zhu and wants She Bei ﹑ Fu to help She Bei ﹑ handling equipment and auxiliary device etc.At present, traditional milling train is all split type memorial archway, and pressure is that hydraulic cylinder acts directly on top working roll bearing block, regulates the depressing position of top working roll; Hydraulic oil enters hydraulic cylinder via electro-hydraulic reversing valve, and pressure precision is low.How designing a kind of being convenient to and carry out to top working roll the mkw mill depressing adjustment and bottom working roll is carried out to upper pressure adjustment, is various equivalent modifications technical problem urgently to be resolved hurrily.
Utility model content
The purpose of this utility model is to overcome above-mentioned deficiency of the prior art, provides a kind of overall memorial archway formula mkw mill.This overall memorial archway formula mkw mill improves the upper pressure precision pressing down precision and bottom working roll of top working roll, can change roller gap to reach the object improving thickness of strip precision.
For achieving the above object, the technical solution adopted in the utility model is: a kind of overall memorial archway formula mkw mill, it is characterized in that: comprise memorial archway and be connected to top working roll, bottom working roll, upper intermediate calender rolls and the lower intermediate calender rolls on described memorial archway, described top working roll, bottom working roll, upper intermediate calender rolls and lower intermediate calender rolls parallel, the top and contacting with top working roll that described upper intermediate calender rolls is arranged on top working roll coordinates, and the below and contacting with bottom working roll that described lower intermediate calender rolls is arranged on bottom working roll coordinates, the two sides of described memorial archway all offer rectangle window, described top working roll, bottom working roll, upper intermediate calender rolls are all connected with described rectangle window sliding with lower intermediate calender rolls, the top of described upper intermediate calender rolls is provided with two upper backing rollers for supporting upper pressure intermediate calender rolls, and the below of described lower intermediate calender rolls is provided with two lower backing rollers for supporting lower intermediate calender rolls, two described upper backing rollers include central shaft and are arranged on the multiple saddles that start on described upper central shaft, two upper eccentric gears with for contacting the multiple upper roll extrusion cover coordinated with upper intermediate calender rolls, two described upper eccentric gears are arranged on the two ends of central shaft respectively, the described saddle that starts is fixedly connected with memorial archway, the described saddle that starts coordinates with upper central axis, described memorial archway is provided with the first hydraulic cylinder for reduction system and the second hydraulic cylinder for reduction system, the piston rod of described first hydraulic cylinder for reduction system is connected with the first tooth bar stretching into and be meshed between two upper backing rollers and with the upper eccentric gear of two upper backing roller one end, the piston rod of described second hydraulic cylinder for reduction system is connected with the second tooth bar stretching into and be meshed between two upper backing rollers and with the upper eccentric gear of two upper backing roller other ends, two described lower backing rollers include lower central shaft and be arranged on described lower central shaft multiple get down from horse saddle, lower eccentric gear with for contacting the multiple lower roll extrusion cover coordinated with lower intermediate calender rolls, described lower eccentric gear is arranged on one end of lower central shaft respectively, described get down from horse saddle be fixedly connected with memorial archway, described get down from horse saddle coordinate with lower central axis, described memorial archway is provided with roll line adjustment cylinder, the piston rod of described roll line adjustment cylinder is connected with the 3rd tooth bar stretching into and be meshed between two lower backing rollers and with the lower eccentric gear of two lower backing roller one end.
Above-mentioned one overall memorial archway formula mkw mill, is characterized in that: described memorial archway is provided with the upper intermediate calender rolls compensating cylinder for adjusting upper intermediate calender rolls and the lower intermediate calender rolls compensating cylinder for adjusting lower intermediate calender rolls.
Above-mentioned one overall memorial archway formula mkw mill, is characterized in that: described first hydraulic cylinder for reduction system or the second hydraulic cylinder for reduction system are provided with the displacement transducer for detecting piston rod displacement.
Above-mentioned one overall memorial archway formula mkw mill, is characterized in that: described upper roll extrusion cover is clutch shaft bearing, and the outer ring of described clutch shaft bearing contacts with upper intermediate calender rolls, and the inner ring of described clutch shaft bearing is fixedly connected with upper central shaft; Described lower roll extrusion cover is the second bearing, and the outer ring of described second bearing contacts with lower intermediate calender rolls, and the inner ring of described second bearing is fixedly connected with lower central shaft.
Above-mentioned one overall memorial archway formula mkw mill, is characterized in that: described upper eccentric gear is connected with upper central shaft key; Described lower eccentric gear is connected with lower center axle key.
The utility model compared with prior art has the following advantages:
1, structure of the present utility model is simple, rationally novel in design.
2, roll extrusion cover described in the utility model is bearing, when avoiding backing roller to rotate and upper intermediate calender rolls produce stuck phenomenon, it also avoid lower backing roller to rotate intermediate calender rolls at present and produce stuck phenomenon, improve validity that backing roller adjust the pressure of upper intermediate calender rolls and the validity that the upper pressure of lower backing roller to lower intermediate calender rolls adjusts.
3, the utility model is by arranging displacement transducer, can detect the displacement of piston rod, and then can draw the downstroke of top working roll.
5, of the present utility model to realize cost low, and result of use is good, is convenient to promote the use of.
In sum, the utility model structure is simple, and rationally novel in design, functional reliability is high, long service life, and result of use is good, is convenient to promote the use of.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the sectional view of A-A in Fig. 1.
Fig. 3 is the structural representation of backing roller on the utility model.
Fig. 4 is the annexation schematic diagram of eccentric gear and upper central shaft on the utility model.
Fig. 5 is the structural representation of backing roller under the utility model.
Fig. 6 is the annexation schematic diagram of eccentric gear and lower central shaft under the utility model.
Description of reference numerals:
1-memorial archway; 2-lower backing roller; 2-1-lower eccentric gear;
2-2-lower central shaft; 2-3-saddle of getting down from horse; 2-4-lower roll extrusion cover;
3-lower intermediate calender rolls; 4-upper backing roller; 4-1-upper eccentric gear;
4-2-upper central shaft; 4-3-start saddle; 4-4-upper roll extrusion cover;
5-the first hydraulic cylinder for reduction system; 6-displacement transducer; 7-upper intermediate calender rolls compensating cylinder;
8-the first tooth bar; 9-upper intermediate calender rolls; 10-lower intermediate calender rolls compensating cylinder;
11-roll line adjustment cylinder; 12-the three tooth bar; 13-top working roll;
14-bottom working roll; 15-the second hydraulic cylinder for reduction system; 16-the second tooth bar.
Detailed description of the invention
As shown in Figure 1, Figure 2, the overall memorial archway formula of the one shown in Fig. 3, Fig. 4 and Fig. 5 mkw mill, comprise memorial archway 1 and be connected to top working roll 13, bottom working roll 14, upper intermediate calender rolls 9 and the lower intermediate calender rolls 3 on described memorial archway 1, described top working roll 13, bottom working roll 14, upper intermediate calender rolls 9 and lower intermediate calender rolls 3 parallel, the top and contacting with top working roll 13 that described upper intermediate calender rolls 9 is arranged on top working roll 13 coordinates, and the below and contacting with bottom working roll 14 that described lower intermediate calender rolls 3 is arranged on bottom working roll 14 coordinates, the two sides of described memorial archway 1 all offer rectangle window, described top working roll 13, bottom working roll 14, upper intermediate calender rolls 9 are all connected with described rectangle window sliding with lower intermediate calender rolls 3, the top of described upper intermediate calender rolls 9 is provided with two upper backing rollers 4 for supporting upper pressure intermediate calender rolls 9, and the below of described lower intermediate calender rolls 3 is provided with two lower backing rollers 2 for supporting lower intermediate calender rolls 3, two described upper backing rollers 4 include central shaft 4-2 and are arranged on the multiple saddle 4-3 that start on described upper central shaft 4-2, two upper eccentric gear 4-1 overlap 4-4 with for contacting with upper intermediate calender rolls 9 the multiple upper roll extrusion coordinated, two described upper eccentric gear 4-1 are arranged on the two ends of central shaft 4-2 respectively, the described saddle 4-3 that starts is fixedly connected with memorial archway 1, the described saddle 4-3 and upper central shaft 4-2 that starts is rotatably assorted, described memorial archway 1 is provided with the first hydraulic cylinder for reduction system 5 and the second hydraulic cylinder for reduction system 15, the piston rod of described first hydraulic cylinder for reduction system 5 is connected with the first tooth bar 8 stretching into and be meshed between two upper backing rollers 4 and with the upper eccentric gear 4-1 of two upper backing roller 4 one end, the piston rod of described second hydraulic cylinder for reduction system 15 is connected with the second tooth bar 16 stretching into and be meshed between two upper backing rollers 4 and with the upper eccentric gear 4-1 of two upper backing roller 4 other ends, two described lower backing rollers 2 include lower central shaft 2-2 and be arranged on described lower central shaft 2-2 multiple get down from horse saddle 2-3, lower eccentric gear 2-1 overlaps 2-4 with for contacting with lower intermediate calender rolls 3 the multiple lower roll extrusion coordinated, described lower eccentric gear 2-1 is arranged on one end of lower central shaft 2-2 respectively, described get down from horse saddle 2-3 be fixedly connected with memorial archway 1, described get down from horse saddle 2-3 and lower central shaft 2-2 be rotatably assorted, described memorial archway 1 is provided with roll line adjustment cylinder 11, the piston rod of described roll line adjustment cylinder 11 is connected with the 3rd tooth bar 12 stretching into and be meshed between two lower backing rollers 2 and with the lower eccentric gear 2-1 of two lower backing roller 2 one end.Wherein, described memorial archway 1 is integral cast memorial archway.Memorial archway 1 rigidity is large, and this mkw mill can be adjusted by on-load.
As shown in Figure 1, described memorial archway 1 is provided with the upper intermediate calender rolls compensating cylinder 7 for adjusting upper intermediate calender rolls 9 and the lower intermediate calender rolls compensating cylinder 10 for adjusting lower intermediate calender rolls 3.
As shown in Figure 1, described first hydraulic cylinder for reduction system 5 or the second hydraulic cylinder for reduction system 15 are provided with the displacement transducer 6 for detecting piston rod displacement.By arranging displacement transducer 6, the displacement of piston rod can be detected, and then the downstroke of top working roll 13 can be drawn.
In the present embodiment, described upper roll extrusion cover 4-4 is clutch shaft bearing, and the outer ring of described clutch shaft bearing contacts with upper intermediate calender rolls 9, and the inner ring of described clutch shaft bearing is fixedly connected with upper central shaft 4-2; Described lower roll extrusion cover 2-4 is the second bearing, and the outer ring of described second bearing contacts with lower intermediate calender rolls 3, and the inner ring of described second bearing is fixedly connected with lower central shaft 2-2.Wherein, the outer ring of described clutch shaft bearing contacts with upper intermediate calender rolls 9, the inner ring of described clutch shaft bearing is fixedly connected with upper central shaft 4-2, described clutch shaft bearing outer ring and upper intermediate calender rolls 9 form and are rotatably assorted, when avoiding backing roller 4 to rotate and upper intermediate calender rolls 9 produce stuck phenomenon, improve the validity that backing roller 4 adjusts the pressure of upper intermediate calender rolls 9.In like manner, the outer ring of described second bearing contacts with lower intermediate calender rolls 3, the inner ring of described second bearing is fixedly connected with lower central shaft 2-2, described second bearing outer ring and lower intermediate calender rolls 3 form and are rotatably assorted, when avoiding lower backing roller 2 to rotate and lower intermediate calender rolls 3 produce stuck phenomenon, improve lower backing roller 2 to lower intermediate calender rolls 3 upper pressure adjustment validity.
As shown in Figure 4 and Figure 6, described upper eccentric gear 4-1 is connected with upper central shaft 4-2 key; Described lower eccentric gear 2-1 is connected with lower central shaft 2-2 key.
In the present embodiment, the extension line that described first tooth bar 8 is downward and the downward extension line of the second tooth bar 16 all intersect with the central axis of the central axis of top working roll 13, the central axis of bottom working roll 14, the central axis of upper intermediate calender rolls 9 and lower intermediate calender rolls 3; Two upper eccentric gear 4-1 of two described upper backing roller 4 one end are symmetrical about the first tooth bar 8, and two upper eccentric gear 4-1 of two described upper backing roller 4 other ends are symmetrical about the second tooth bar 16.The central axis of the central axis of described 3rd tooth bar 12 extension line upwards and top working roll 13, the central axis of bottom working roll 14, the central axis of upper intermediate calender rolls 9 and lower intermediate calender rolls 3 intersects, and the lower eccentric gear 2-1 of two described lower backing roller 2 one end is symmetrical about the 3rd tooth bar 12.
In the present embodiment, this overall memorial archway formula mkw mill in use, when needs carry out pressure adjustment to top working roll 13, the piston rod of the first hydraulic cylinder for reduction system 5 and the second hydraulic cylinder for reduction system 15 moves down, thus drive the first tooth bar 8 and the second tooth bar 16 to move down respectively, now the first tooth bar 8 is meshed with the upper eccentric gear 4-1 of two upper backing roller 4 one end, namely the teeth that the upper eccentric gear 4-1 that a side of described first tooth bar 8 offers backing roller 4 one end upper with is meshed, another side of described first tooth bar 8 offers the teeth be meshed with the upper eccentric gear 4-1 of backing roller 4 one end on another, in like manner, one side of described second tooth bar 16 offers the teeth be meshed with the eccentric gear 4-1 of backing roller 4 other end on, another side of described second tooth bar 16 offers the teeth be meshed with the upper eccentric gear 4-1 of backing roller 4 other end on another, as shown in Figure 4, because described upper eccentric gear 4-1 is arranged on upper central shaft 4-2, the reference circle center O1 of described upper eccentric gear 4-1 and the geometric center P1 of upper central shaft 4-2 has eccentric distance e 1, on described under rack drives, eccentric gear 4-1 is when its reference circle center O1 rotates, now go up central shaft 4-2 also to rotate around the reference circle center O1 of upper eccentric gear 4-1, now, upper central shaft 4-2 can apply extruding force by upper roll extrusion cover 4-4 to upper intermediate calender rolls 9, simultaneously, due to the geometric center P1 of upper central shaft 4-2 and the eccentric distance of upper eccentric gear 4-1 reference circle center O1, the upper roll extrusion cover 4-4 on central shaft 4-2 is made to produce downward pressure to upper intermediate calender rolls 9, the conversion of displacement several times, in fact the drafts reducing hydraulic cylinder piston rod is equivalent to, thus improve intermediate calender rolls 9 press down precision, and then the press down precision of top working roll 13 under upper intermediate calender rolls 9 drives is improved, change roller gap to reach the object improving thickness of strip precision.In like manner, when carrying out the adjustment of upper pressure by roll line adjustment cylinder 11 to lower intermediate calender rolls 3, the piston rod of roll line adjustment cylinder 11 moves up, thus drive the 3rd tooth bar 12 to move up, now the 3rd tooth bar 12 is meshed with the lower eccentric gear 2-1 of two lower backing roller 2 one end, namely the teeth that the lower eccentric gear 2-1 that a side of described 3rd tooth bar 12 offers backing roller 2 one end lower to is meshed, another side of described 3rd tooth bar 12 offers the teeth be meshed with the lower eccentric gear 2-1 of backing roller 2 one end under another, as shown in Figure 6, because described lower eccentric gear 2-1 is arranged on lower central shaft 2-2, the reference circle center O2 of described lower eccentric gear 2-1 and the geometric center P2 of lower central shaft 2-2 has eccentric distance e 2, under rack drives, described lower eccentric gear 2-1 is when its reference circle center O2 rotates, this at present central shaft 2-2 also rotate around the reference circle center O2 of lower eccentric gear 2-1, now, lower central shaft 2-2 can apply extruding force by lower roll extrusion cover 2-4 to lower intermediate calender rolls 3, simultaneously, due to the geometric center P2 of lower central shaft 2-2 and the eccentric distance of lower eccentric gear 2-1 reference circle center O2, lower roll extrusion cover 2-4 on lower central shaft 2-2 is produced lower intermediate calender rolls 3 upward pressure, the conversion of displacement several times, in fact the drafts reducing hydraulic cylinder piston rod is equivalent to, thus improve the upper pressure precision of lower intermediate calender rolls 3, and then the upper pressure precision of bottom working roll 14 under lower intermediate calender rolls 3 drives is improved, change roller gap to reach the object improving thickness of strip precision.The position of described roll line adjustment cylinder 11 and bottom working roll 14 has just maintained static after adjusting.
The above; it is only preferred embodiment of the present utility model; not the utility model is imposed any restrictions; every above embodiment is done according to the utility model technical spirit any simple modification, change and equivalent structure transformation, all still belong in the protection domain of technical solutions of the utility model.
Claims (5)
1. an overall memorial archway formula mkw mill, it is characterized in that: comprise memorial archway (1) and be connected to the top working roll (13) on described memorial archway (1), bottom working roll (14), upper intermediate calender rolls (9) and lower intermediate calender rolls (3), described top working roll (13), bottom working roll (14), upper intermediate calender rolls (9) and lower intermediate calender rolls (3) parallel, the top and contacting with top working roll (13) that described upper intermediate calender rolls (9) is arranged on top working roll (13) coordinates, the below and contacting with bottom working roll (14) that described lower intermediate calender rolls (3) is arranged on bottom working roll (14) coordinates, the two sides of described memorial archway (1) all offer rectangle window, described top working roll (13), bottom working roll (14), upper intermediate calender rolls (9) are all connected with described rectangle window sliding with lower intermediate calender rolls (3), the top of described upper intermediate calender rolls (9) is provided with for supporting two upper backing rollers (4) of pressing intermediate calender rolls (9), and the below of described lower intermediate calender rolls (3) is provided with two lower backing rollers (2) for supporting lower intermediate calender rolls (3), two described upper backing rollers (4) include central shaft (4-2) and are arranged on the multiple saddles that start (4-3) on described upper central shaft (4-2), two upper eccentric gears (4-1) with for contacting the multiple upper roll extrusion cover (4-4) coordinated with upper intermediate calender rolls (9), two described upper eccentric gears (4-1) are arranged on the two ends of central shaft (4-2) respectively, the described saddle that starts (4-3) is fixedly connected with memorial archway (1), the described saddle that starts (4-3) and upper central shaft (4-2) are rotatably assorted, described memorial archway (1) is provided with the first hydraulic cylinder for reduction system (5) and the second hydraulic cylinder for reduction system (15), the piston rod of described first hydraulic cylinder for reduction system (5) is connected with the first tooth bar (8) stretching into and be meshed between two upper backing rollers (4) and with the upper eccentric gear (4-1) of two upper backing roller (4) one end, the piston rod of described second hydraulic cylinder for reduction system (15) is connected with the second tooth bar (16) stretching into and be meshed between two upper backing rollers (4) and with the upper eccentric gear (4-1) of two upper backing roller (4) other ends, two described lower backing rollers (2) include lower central shaft (2-2) and be arranged on described lower central shaft (2-2) multiple get down from horse saddle (2-3), lower eccentric gear (2-1) with for contacting the multiple lower roll extrusion cover (2-4) coordinated with lower intermediate calender rolls (3), described lower eccentric gear (2-1) is arranged on one end of lower central shaft (2-2) respectively, described get down from horse saddle (2-3) be fixedly connected with memorial archway (1), described get down from horse saddle (2-3) and lower central shaft (2-2) be rotatably assorted, described memorial archway (1) is provided with roll line adjustment cylinder (11), the piston rod of described roll line adjustment cylinder (11) is connected with the 3rd tooth bar (12) stretching into and be meshed between two lower backing rollers (2) and with the lower eccentric gear (2-1) of two lower backing roller (2) one end.
2. one according to claim 1 overall memorial archway formula mkw mill, is characterized in that: described memorial archway (1) is provided with the upper intermediate calender rolls compensating cylinder (7) for adjusting upper intermediate calender rolls (9) and the lower intermediate calender rolls compensating cylinder (10) for adjusting lower intermediate calender rolls (3).
3. one according to claim 1 overall memorial archway formula mkw mill, is characterized in that: described first hydraulic cylinder for reduction system (5) or the second hydraulic cylinder for reduction system (15) are provided with the displacement transducer (6) for detecting piston rod displacement.
4. one according to claim 1 overall memorial archway formula mkw mill, it is characterized in that: described upper roll extrusion cover (4-4) is clutch shaft bearing, the outer ring of described clutch shaft bearing contacts with upper intermediate calender rolls (9), and the inner ring of described clutch shaft bearing is fixedly connected with upper central shaft (4-2); Described lower roll extrusion cover (2-4) is the second bearing, and the outer ring of described second bearing contacts with lower intermediate calender rolls (3), and the inner ring of described second bearing is fixedly connected with lower central shaft (2-2).
5. one according to claim 1 overall memorial archway formula mkw mill, is characterized in that: described upper eccentric gear (4-1) is connected with upper central shaft (4-2) key; Described lower eccentric gear (2-1) is connected with lower central shaft (2-2) key.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420712863.7U CN204234460U (en) | 2014-11-24 | 2014-11-24 | A kind of overall memorial archway formula mkw mill |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420712863.7U CN204234460U (en) | 2014-11-24 | 2014-11-24 | A kind of overall memorial archway formula mkw mill |
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| Publication Number | Publication Date |
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| CN204234460U true CN204234460U (en) | 2015-04-01 |
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| CN201420712863.7U Active CN204234460U (en) | 2014-11-24 | 2014-11-24 | A kind of overall memorial archway formula mkw mill |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114535303A (en) * | 2022-02-24 | 2022-05-27 | 广东冠邦科技有限公司 | Automatic loading and unloading device for pressing oil cylinder of rolling mill |
-
2014
- 2014-11-24 CN CN201420712863.7U patent/CN204234460U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114535303A (en) * | 2022-02-24 | 2022-05-27 | 广东冠邦科技有限公司 | Automatic loading and unloading device for pressing oil cylinder of rolling mill |
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