CN202343574U - Radial roller type adjusting device for back lining bearing roller of 20-roller reversing cold-rolling mill - Google Patents
Radial roller type adjusting device for back lining bearing roller of 20-roller reversing cold-rolling mill Download PDFInfo
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- CN202343574U CN202343574U CN2011205456949U CN201120545694U CN202343574U CN 202343574 U CN202343574 U CN 202343574U CN 2011205456949 U CN2011205456949 U CN 2011205456949U CN 201120545694 U CN201120545694 U CN 201120545694U CN 202343574 U CN202343574 U CN 202343574U
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- cloth bearing
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Abstract
The utility model discloses a radial roller type adjusting device for a back lining bearing roller of a 20-roller reversing cold-milling mill. A saddle slideway is arranged on a stand; a back lining bearing roller mandrel penetrates through a saddle; the saddle is connected with the saddle slideway in a sliding way; the radial roller type adjusting device is arranged on the saddle; a tapered wedge cavity, a driving tapered wedge, a driven tapered wedge and a hydraulic cylinder driving mechanism are arranged on the radial roller type adjusting device; a tapered wedge angle of the driving tapered wedge is same as that of the driven tapered wedge; the tip end of the driving tapered wedge is opposite to that of the driven tapered wedge; one inclined plane of the driving tapered wedge is attached to one inclined plane of the driven tapered wedge; a hydraulic cylinder body and a hydraulic ejector rod are arranged on the hydraulic cylinder driving mechanism; and the hydraulic ejector rod is fixedly connected with the tail end with greater thickness of the driven tapered wedge. The driving tapered wedge can be moved by using the hydraulic ejector rod; the stacked thickness of the two tapered wedges is changed by the sliding between the inclined plane of the driving tapered wedge and the inclined plane of the driven tapered wedge; and due to the utilization of the inclined plane force increasing principle, the position of the saddle in the saddle slideway can be adjusted by using smaller force, thereby adjusting the radial roller type of the back lining bearing roller.
Description
Technical field
The utility model relates to a kind of roll shape adjusting device, and particularly a kind of 20 roller reversable cold-rolling machine backing cloth bearing rollers are the roll shape adjusting device radially.
Background technology
Coldstripmill working roll in the steel band operation of rolling will bear very big radial load.20 roller reversable cold-rolling machines provide supporting force in order to give upper and lower working roll; Reduce the flexural deformation of roll; Be positioned at the upper and lower working roll two-layer intermediate calender rolls and the backing roll of being provided with of each minute of the outside of steel strip surface both sides, each is provided with four upward backing cloth bearing roller and four following backing cloth bearing rollers respectively the outside of backing roll, and present backing cloth bearing roller is not provided with radially roll shape adjusting device; Change when causing that roll-force changes in the thickness of invar band and material; Can't adjust the supporting force of backing cloth bearing roller, can not effectively control roll shape, therefore cause roll to produce bigger flexural deformation in the relevant position; Make the template and the longitudinal thickness of rolled steel strip produce very big sum of errors fluctuation, thereby have a strong impact on the rolling quality of steel band.
The utility model content
In order to adjust the radially roll shape of roll, improve the rolling quality of steel band, the utility model proposes radially roll shape adjusting device of a kind of 20 roller reversable cold-rolling machine backing cloth bearing rollers, and the technical scheme that is adopted is:
20 roller reversable cold-rolling machine backing cloth bearing rollers are the roll shape adjusting device radially, comprises frame and 20 rollers, and 20 rollers are divided into 2 groups and are symmetricly set in rolled steel strip both sides up and down; Each side at rolled steel strip sets gradually 1 working roll, 2 intermediate calender rolls, 3 backing rolls and 4 backing cloth bearing rollers by near to far dividing 4 layers, and 4 backing cloth bearing rollers contain 3 backing roll settings at skin, and each backing cloth bearing roller is provided with 1 mandrel and a plurality of back lining bearing; The two ends of mandrel are fixedly connected with frame, the axis of mandrel and the parallel axes of backing roll, and back lining bearing is a rolling bearing; A plurality of back lining bearings run through and are fixedly installed on the mandrel, and the outer ring of back lining bearing is set to the outer round surface of backing cloth bearing roller, and the outer round surface of backing cloth bearing roller is connected with the contact of the outer round surface of backing roll; Lay respectively at the outer round surface that lays respectively at 2 backing rolls in the outside in outer round surface and 3 backing rolls of 2 backing cloth bearing rollers in the outside in 4 backing cloth bearing rollers and contact respectively and be connected, the outer round surface that is positioned at 2 inboard backing cloth bearing rollers respectively be positioned in the middle of the outer round surface contact of backing roll be connected, 2 backing cloth bearing rollers that are positioned at the inboard are provided with radially roll shape adjusting device; Radially the roll shape adjusting device comprises saddle, saddle slideway, wedge chamber, initiatively wedge, passive wedge and Driven by Hydraulic Cylinder mechanism, and the quantity of the back lining bearing that 2 backing cloth bearing rollers are provided with respectively is identical, and the position of the back lining bearing that 2 backing cloth bearing rollers are provided with respectively is corresponding; Axial direction along the mandrel of each backing cloth bearing roller is provided with saddle respectively between each back lining bearing, saddle is a platy structure, and the surface of saddle is perpendicular to the axis of mandrel; Saddle is along the size of the radial direction of the backing cloth bearing roller diameter greater than backing cloth bearing roller, and the thickness direction that saddle is run through at the middle part of saddle is provided with the mandrel hole, and the shape and size of the shape and size of the section in mandrel hole and the section of mandrel adapt; The position in mandrel hole and the position of mandrel adapt, and mandrel slides successively respectively and runs through the mandrel hole of each saddle, and saddle two dual-sides that are provided with between 2 each back lining bearings of backing cloth bearing roller are set up in parallel relatively; Frame is provided with the saddle slideway, and the shape of the saddle envelope that is set up in parallel between the section configuration of saddle slideway and 2 each back lining bearings of backing cloth bearing roller adapts, and the saddle that is set up in parallel is positioned at the saddle slideway; Saddle that is set up in parallel and saddle slideway are slidingly connected, and the glide direction of the saddle that is set up in parallel is perpendicular to the surface of steel band, and the top of saddle slideway is provided with the wedge chamber; Each is provided with initiatively wedge, passive wedge and Driven by Hydraulic Cylinder mechanism respectively to the saddle that is set up in parallel; Initiatively wedge and passive wedge all are arranged in the wedge chamber, and the upper and lower surface in wedge chamber is parallel to the plane, axis place of 2 inboard backing cloth bearing rollers, and the upper surface in wedge chamber is arranged on the frame; The lower surface in wedge chamber is arranged on the upper surface of each saddle; Initiatively wedge is identical with the wedge angle of passive wedge, and initiatively the less tip of wedge and the thickness of passive wedge is each other towards the rightabout setting, an inclined-plane applying of an inclined-plane of active wedge and passive wedge; Initiatively the upper surface in another inclined-plane of wedge and wedge chamber is fitted; Fit in another inclined-plane of passive wedge and the upper surface of corresponding saddle, the tail end that initiatively less tip of the thickness of wedge and thickness are bigger and its respectively towards the sidewall in wedge chamber between the gap is set, Driven by Hydraulic Cylinder mechanism is provided with hydraulic cylinder and hydraulic mandril; The bigger tail end of hydraulic cylinder and the thickness of wedge initiatively towards the position of frame is fixedly connected, hydraulic mandril is fixedly connected with the bigger tail end of thickness of active wedge.
20 roller reversable cold-rolling machine backing cloth bearing rollers are the roll shape adjusting device radially, and the wedge angle of active wedge and passive wedge is less than the friction self-locking angle between active wedge and the passive wedge.
20 roller reversable cold-rolling machine backing cloth bearing rollers are the roll shape adjusting device radially, initiatively the tip of wedge or tail end and its respectively towards the sidewall in wedge chamber between the gap, and the sliding distance between saddle and the saddle slideway adapts.
20 roller reversable cold-rolling machine backing cloth bearing rollers are the roll shape adjusting device radially; With each initiatively the chamfered surface of an inclined-plane of wedge one or more passive wedges of fitting respectively initiatively wedge slideway is set; The axial direction of active wedge slideway and the axis normal of mandrel; Initiatively the shape and size of wedge slideway adapt with the shape and size of active wedge; Initiatively the degree of depth at each position of wedge slideway is consistent and less than the minimum constructive height of active wedge, each initiatively wedge embed each respectively initiatively in wedge slideway, initiatively wedge is slidingly connected with wedge slideway initiatively.
20 roller reversable cold-rolling machine backing cloth bearing rollers are the roll shape adjusting device radially, and Driven by Hydraulic Cylinder mechanism is provided with displacement transducer, displacement transducer signalization output.
20 roller reversable cold-rolling machine backing cloth bearing rollers are the roll shape adjusting device radially, and displacement transducer is a magnetostrictive displacement sensor.
20 roller reversable cold-rolling machine backing cloth bearing rollers are the roll shape adjusting device radially; The active wedge that each is provided with the saddle that is set up in parallel and the less tip and the bigger tail end of thickness of thickness of passive wedge, the active wedge that the saddle that is set up in parallel is provided with adjacent another and the less tip and the bigger tail end inverted orientation setting of thickness of thickness of passive wedge.
20 roller reversable cold-rolling machine backing cloth bearing rollers are the roll shape adjusting device radially, and a plurality of passive wedges slide side by side and fit to be provided with, the setting of fitting of sliding of the sidewall in passive wedge and adjacent wedge chamber.
20 roller reversable cold-rolling machine backing cloth bearing rollers are the roll shape adjusting device radially, between the surface of the cycle surface of back lining bearing and the saddle relative with it gap is set.
The 20 roller reversable cold-rolling machine backing cloth bearing rollers of the utility model are the roll shape adjusting device radially, and the technique effect that adopts technique scheme to obtain is:
20 roller reversable cold-rolling machine backing cloth bearing rollers are the roll shape adjusting device radially; Comprise frame and 20 rollers; 20 rollers are divided into 2 groups and are symmetricly set in rolled steel strip both sides up and down; Each side at rolled steel strip sets gradually 1 working roll, 2 intermediate calender rolls, 3 backing rolls and 4 backing cloth bearing rollers by near to far dividing 4 layers, and 4 backing cloth bearing rollers contain 3 backing roll settings at skin, and each backing cloth bearing roller is provided with 1 mandrel and a plurality of back lining bearing; The two ends of mandrel are fixedly connected with frame; The axis of mandrel and the parallel axes of backing roll, back lining bearing are rolling bearing, and a plurality of back lining bearings run through and are fixedly installed on the mandrel; The outer ring of back lining bearing is set to the outer round surface of backing cloth bearing roller; The contact of the outer round surface of backing cloth bearing roller and the outer round surface of backing roll is connected, lays respectively at the outer round surface that lays respectively at 2 backing rolls in the outside in outer round surface and 3 backing rolls of 2 backing cloth bearing rollers in the outside in 4 backing cloth bearing rollers and contacts respectively and be connected, and the outer round surface that is positioned at 2 inboard backing cloth bearing rollers contacts with the outer round surface that is positioned at middle backing roll respectively and is connected; Can in the operation of rolling, keep the steady-working state of backing roll for backing roll provides supporting force.Be positioned at 2 inboard backing cloth bearing rollers radially roll shape adjusting device is set; Radially the roll shape adjusting device comprises saddle, saddle slideway, wedge chamber, active wedge, passive wedge and Driven by Hydraulic Cylinder mechanism; The quantity of the back lining bearing that 2 backing cloth bearing rollers are provided with respectively is identical, and the position of the back lining bearing that 2 backing cloth bearing rollers are provided with respectively is corresponding, along the axial direction of the mandrel of each backing cloth bearing roller saddle is set respectively between each back lining bearing; Saddle is a platy structure; The surface of saddle is perpendicular to the axis of mandrel, and saddle is along the size of the radial direction of the backing cloth bearing roller diameter greater than backing cloth bearing roller, the normal rotation that can not hinder back lining bearing.The thickness direction that saddle is run through at the middle part of saddle is provided with the mandrel hole; The shape and size of the shape and size of the section in mandrel hole and the section of mandrel adapt; The position in mandrel hole and the position of mandrel adapt; Mandrel slides successively respectively and runs through the mandrel hole of each saddle, can support with the position mandrel through saddle and adjust.Saddle two dual-sides that are provided with between 2 each back lining bearings of backing cloth bearing roller are set up in parallel relatively; Frame is provided with the saddle slideway; The shape of the saddle envelope that is set up in parallel between the section configuration of saddle slideway and 2 each back lining bearings of backing cloth bearing roller adapts; The saddle that is set up in parallel is positioned at the saddle slideway, and saddle that is set up in parallel and saddle slideway are slidingly connected, and the glide direction of the saddle that is set up in parallel is perpendicular to the surface of rolled steel strip.Roll profile is adjusted in the radial position that can utilize the saddle slideway to regulate backing cloth bearing roller.The top of saddle slideway is provided with the wedge chamber; Each is provided with initiatively wedge, passive wedge and Driven by Hydraulic Cylinder mechanism respectively to the saddle that is set up in parallel; Initiatively wedge and passive wedge all are arranged in the wedge chamber, and the upper and lower surface in wedge chamber is parallel to the plane, axis place of 2 inboard backing cloth bearing rollers, and the upper surface in wedge chamber is arranged on the frame; The lower surface in wedge chamber is arranged on the upper surface of each saddle; Initiatively wedge is identical with the wedge angle of passive wedge, and initiatively the less tip of wedge and the thickness of passive wedge is each other towards the rightabout setting, an inclined-plane applying of an inclined-plane of active wedge and passive wedge; Initiatively the upper surface in another inclined-plane of wedge and wedge chamber is fitted; Fit in another inclined-plane of passive wedge and the upper surface of corresponding saddle, the tail end that initiatively less tip of the thickness of wedge and thickness are bigger and its respectively towards the sidewall in wedge chamber between the gap is set, Driven by Hydraulic Cylinder mechanism is provided with hydraulic cylinder and hydraulic mandril; The bigger tail end of hydraulic cylinder and the thickness of wedge initiatively towards the position of frame is fixedly connected, hydraulic mandril is fixedly connected with the bigger tail end of thickness of active wedge.Can utilize Driven by Hydraulic Cylinder mechanism along continuous straight runs to move initiatively wedge; Through the slip between the inclined-plane of active wedge and passive wedge; The spacing on another inclined-plane of change active wedge and another inclined-plane of passive wedge; Utilize the principle of inclined-plane reinforcement, use less power just can adjust the position of saddle in the saddle slideway, thereby regulate the radial position of backing cloth bearing roller.
20 roller reversable cold-rolling machine backing cloth bearing rollers are the roll shape adjusting device radially, and the wedge angle of active wedge and passive wedge is less than the friction self-locking angle between active wedge and the passive wedge.Can utilize less wedge angle to realize the purpose of inclined-plane reinforcement reliably; Can realize the self-locking between active wedge and the passive wedge; Help bearing under the situation of great radial pressure at backing cloth bearing roller; The position that keeps and stablize passive wedge and saddle, the radial position of the backing cloth bearing roller that stable regulation is good.
20 roller reversable cold-rolling machine backing cloth bearing rollers are the roll shape adjusting device radially, initiatively the tip of wedge or tail end and its respectively towards the sidewall in wedge chamber between the gap, and the sliding distance between saddle and the saddle slideway adapts.Can guarantee that initiatively the both direction of wedge slip all has enough adjustment distances, guarantee that saddle has desirable operating position in the saddle slideway.
20 roller reversable cold-rolling machine backing cloth bearing rollers are the roll shape adjusting device radially; With each initiatively the chamfered surface of an inclined-plane of wedge one or more passive wedges of fitting respectively initiatively wedge slideway is set; The axial direction of active wedge slideway and the axis normal of mandrel; Initiatively the shape and size of wedge slideway adapt with the shape and size of active wedge; Initiatively the degree of depth at each position of wedge slideway is consistent and less than the minimum constructive height of active wedge, each initiatively wedge embed each respectively initiatively in wedge slideway, initiatively wedge is slidingly connected with wedge slideway initiatively.The active wedge is slided in active wedge slideway, can retrain the initiatively sliding trace of wedge, making initiatively, wedge has the good operation characteristic.
20 roller reversable cold-rolling machine backing cloth bearing rollers are the roll shape adjusting device radially, and Driven by Hydraulic Cylinder mechanism is provided with displacement transducer, displacement transducer signalization output.Can accurately measure the displacement of hydraulic mandril, and be scaled the sliding distance of saddle in the saddle slideway, accurately detect and regulate the radial displacement of backing cloth bearing roller.
20 roller reversable cold-rolling machine backing cloth bearing rollers are the roll shape adjusting device radially, and displacement transducer is a magnetostrictive displacement sensor.Can realize stable duty and excellent service behaviour.
20 roller reversable cold-rolling machine backing cloth bearing rollers are the roll shape adjusting device radially; The active wedge that each is provided with the saddle that is set up in parallel and the less tip and the bigger tail end of thickness of thickness of passive wedge, the active wedge that the saddle that is set up in parallel is provided with adjacent another and the less tip and the bigger tail end inverted orientation setting of thickness of thickness of passive wedge.Can reserve bigger space for the setting of displacement transducer, for installation, detection and the maintenance of displacement transducer are provided convenience.
20 roller reversable cold-rolling machine backing cloth bearing rollers are the roll shape adjusting device radially, and a plurality of passive wedges slide side by side and fit to be provided with, the setting of fitting of sliding of the sidewall in passive wedge and adjacent wedge chamber.Can stablize the duty of passive wedge, and it is smooth and easy to guarantee that passive wedge moves, thereby realizes moving smoothly and steady operation of saddle.
20 roller reversable cold-rolling machine backing cloth bearing rollers are the roll shape adjusting device radially, between the surface of the cycle surface of back lining bearing and the saddle relative with it gap is set.Can avoid contact friction between the surface of cycle surface and the saddle relative of back lining bearing, the normal rotation that hinders back lining bearing with it.
The 20 roller reversable cold-rolling machine backing cloth bearing rollers of use the utility model are the roll shape adjusting device radially, can utilize the radial position of regulating backing cloth bearing roller to come accurately adjustment roll profile, increases substantially the rolling quality of steel band, and effect is remarkable.
Description of drawings
Fig. 1 is the 20 roller reversable cold-rolling machine backing cloth bearing rollers structural representation of roll shape adjusting device radially of the utility model.
Fig. 2 is the 20 roller reversable cold-rolling machine backing cloth bearing rollers axial sectional structure sketch map of roll shape adjusting device backing cloth bearing roller radially of the utility model.
Fig. 3 is the 20 roller reversable cold-rolling machine backing cloth bearing rollers horizontal section structural representation in roll shape adjusting device wedge chamber radially of the utility model.
Sign implication among the figure is following:
The 1-frame, 2-backing cloth bearing roller, 3-saddle, 4-back lining bearing, 5-mandrel; The 6-backing roll, the 7-rolled steel strip, 8-saddle slideway, 9-is the roll shape adjusting device radially, 10-wedge chamber; 11-is wedge initiatively, the passive wedge of 12-, and 13-Driven by Hydraulic Cylinder mechanism, 14-is the wedge gap initiatively, the 15-hydraulic cylinder; The 16-hydraulic mandril, the 17-displacement transducer, 18-is the wedge slideway initiatively, the outer ring gap of 19-back lining bearing, 20-mandrel hole.
The specific embodiment
The 20 roller reversable cold-rolling machine backing cloth bearing rollers of the utility model radially structural representation of roll shape adjusting device are as shown in Figure 1; The 20 roller reversable cold-rolling machine backing cloth bearing rollers of the utility model radially axial sectional structure sketch map of roll shape adjusting device backing cloth bearing roller are as shown in Figure 2, and the 20 roller reversable cold-rolling machine backing cloth bearing rollers of the utility model radially horizontal section structural representation in roll shape adjusting device wedge chamber are as shown in Figure 3.
20 roller reversable cold-rolling machine backing cloth bearing rollers are the roll shape adjusting device radially; Comprise frame 1 and 20 rollers; 20 rollers are divided into 2 groups and are symmetricly set in rolled steel strip about in the of 7 both sides; Each side at rolled steel strip 7 contains 6 settings of 3 backing rolls by closely setting gradually 1 working roll, 2 intermediate calender rolls, 3 backing rolls 6 and 2,4 backing cloth bearing rollers 2 of 4 backing cloth bearing rollers to 4 layers of branches far away at skin, and each backing cloth bearing roller 2 is provided with 1 mandrel 5 and a plurality of back lining bearings 4; The two ends of mandrel 5 are fixedly connected with frame 1; The parallel axes of the axis of mandrel 5 and backing roll 6, back lining bearing 4 is a rolling bearing, a plurality of back lining bearings 4 run through and are fixedly installed on the mandrel 5; The outer ring of back lining bearing 4 is set to the outer round surface of backing cloth bearing roller 2; The outer round surface contact of the outer round surface of backing cloth bearing roller 2 and backing roll 6 is connected, lays respectively at the outer round surface that lays respectively at 2 backing rolls 6 in the outside in outer round surface and 3 backing rolls 6 of 2 backing cloth bearing rollers 2 in the outside in 4 backing cloth bearing rollers 2 and contacts respectively and be connected, and the outer round surface that is positioned at 2 inboard backing cloth bearing rollers 2 contacts with the outer round surface that is positioned at middle backing roll 6 respectively and is connected; Be positioned at 2 inboard backing cloth bearing rollers 2 radially roll shape adjusting device 9 is set; Radially roll shape adjusting device 9 comprises saddle 3, saddle slideway 8, wedge chamber 10, initiatively the quantity of the back lining bearing 4 that is provided with respectively of wedge 11,13,2 backing cloth bearing rollers 2 of passive wedge 12 and Driven by Hydraulic Cylinder mechanism is identical, and the position of the back lining bearing 4 that 2 backing cloth bearing rollers 2 are provided with respectively is corresponding; Axial direction along the mandrel 5 of each backing cloth bearing roller 2 is provided with saddle 3 respectively between each back lining bearing 4; Saddle 3 is a platy structure, and the surface of saddle 3 is perpendicular to the axis of mandrel 5, and saddle 3 is along the size of the radial direction of backing cloth bearing roller 2 diameter greater than backing cloth bearing roller 2; The thickness direction that saddle 3 is run through at the middle part of saddle 3 is provided with mandrel hole 20; The shape and size of the section of the shape and size of the section in mandrel hole 20 and mandrel 5 adapt, and the position of the position in mandrel hole 20 and mandrel 5 adapts, and mandrel 5 slides successively respectively and runs through the mandrel hole 20 of each saddle 3; The 3 liang of dual-sides of saddle that are provided with between 2 backing cloth bearing roller 2 each back lining bearings 4 are set up in parallel relatively; Frame 1 is provided with saddle slideway 8, and the shape of saddle 3 envelopes that are set up in parallel between the section configuration of saddle slideway 8 and 2 backing cloth bearing roller 2 each back lining bearings 4 adapts, and the saddle 3 that is set up in parallel is positioned at saddle slideway 8; The saddle 3 and the saddle slideway 8 that are set up in parallel are slidingly connected, and the glide direction of the saddle 3 that is set up in parallel is perpendicular to the surface of rolled steel strip 7.The top of saddle slideway 8 is provided with wedge chamber 10; Each is provided with initiatively wedge 11, passive wedge 12 and Driven by Hydraulic Cylinder mechanism 13 respectively to the saddle 3 that is set up in parallel; Initiatively wedge 11 all is arranged in the wedge chamber 10 with passive wedge 12; The upper and lower surface in wedge chamber 10 is parallel to the plane, axis place of 2 inboard backing cloth bearing rollers 2; The upper surface in wedge chamber 10 is arranged on the frame 1, and the lower surface in wedge chamber 10 is arranged on the upper surface of each saddle 3, and initiatively wedge 11 is identical with the wedge angle of passive wedge 12; Initiatively the less tip of wedge 11 and the thickness of passive wedge 12 is each other towards the rightabout setting; Initiatively fit with an inclined-plane of passive wedge 12 in an inclined-plane of wedge 11, the initiatively upper surface applying in another inclined-plane of wedge 11 and wedge chamber 10, another inclined-plane of passive wedge 12 and the applying of the upper surface of corresponding saddle 3; The tail end that initiatively less tip of the thickness of wedge 11 and thickness are bigger with its respectively towards the sidewall in wedge chamber 10 between active wedge gap 14 is set; Driven by Hydraulic Cylinder mechanism 13 is provided with hydraulic cylinder 15 and hydraulic mandril 16, the bigger tail end of hydraulic cylinder 15 and the thickness of wedge 11 initiatively towards the position of frame 1 be fixedly connected, hydraulic mandril 16 is fixedly connected with the bigger tail end of thickness of active wedge 11.
20 roller reversable cold-rolling machine backing cloth bearing rollers are the roll shape adjusting device radially, and the wedge angle of active wedge 11 and passive wedge 12 is less than the friction self-locking angle between active wedge 11 and the passive wedge 12.
20 roller reversable cold-rolling machine backing cloth bearing rollers are the roll shape adjusting device radially, initiatively the tip of wedge 11 or tail end and its respectively towards the sidewall in wedge chamber 10 between active wedge gap 14, and the sliding distance between saddle 3 and the saddle slideway 8 adapts.
20 roller reversable cold-rolling machine backing cloth bearing rollers are the roll shape adjusting device radially; With each initiatively the chamfered surface of an inclined-plane of the wedge 11 one or more passive wedge 12 of fitting respectively initiatively wedge slideway 18 is set; The axial direction of active wedge slideway 18 and the axis normal of mandrel 5; Initiatively the shape and size of wedge slideway 18 adapt with the shape and size of active wedge 11; Initiatively the degree of depth at wedge slideway 18 each position is consistent and less than the minimum constructive height of active wedge 11, each initiatively wedge 11 embeds each respectively initiatively in wedge slideway 18, initiatively wedge 11 is slidingly connected with active wedge slideway 18.
20 roller reversable cold-rolling machine backing cloth bearing rollers are the roll shape adjusting device radially, and Driven by Hydraulic Cylinder mechanism 13 is provided with displacement transducer 17, displacement transducer 17 signalization outputs.
20 roller reversable cold-rolling machine backing cloth bearing rollers are the roll shape adjusting device radially, and displacement transducer 17 is a magnetostrictive displacement sensor.
20 roller reversable cold-rolling machine backing cloth bearing rollers are the roll shape adjusting device radially; The active wedge 11 that each is provided with the saddle that is set up in parallel 3 and the less tip and the bigger tail end of thickness of thickness of passive wedge 12, the active wedge 11 that the saddle 3 that is set up in parallel is provided with adjacent another and the less tip and the bigger tail end inverted orientation setting of thickness of thickness of passive wedge 12.
20 roller reversable cold-rolling machine backing cloth bearing rollers are the roll shape adjusting device radially, and a plurality of passive wedges 12 slide side by side to fit and are provided with, and the sidewall in passive wedge 12 and adjacent wedge chamber 10 slides to fit and is provided with.
20 roller reversable cold-rolling machine backing cloth bearing rollers are the roll shape adjusting device radially, and the outer ring gap 19 of back lining bearing is set between the surface of the cycle surface of back lining bearing 4 and the saddle 3 relative with it.
The 20 roller reversable cold-rolling machine backing cloth bearing rollers of the utility model are the roll shape adjusting device radially; Be not restricted to the described embodiments; Every structure and mode of utilizing the utility model is through conversion and the formed technical scheme of replacement, all in the protection domain of the utility model.
Claims (9)
1.20 roller reversable cold-rolling machine backing cloth bearing roller is the roll shape adjusting device radially, comprises frame and 20 rollers, it is characterized in that: 20 rollers are divided into 2 groups and are symmetricly set in rolled steel strip both sides up and down; Each side at rolled steel strip sets gradually 1 working roll, 2 intermediate calender rolls, 3 backing rolls and 4 backing cloth bearing rollers by near to far dividing 4 layers, and said 4 backing cloth bearing rollers contain said 3 backing roll settings at skin, and each said backing cloth bearing roller is provided with 1 mandrel and a plurality of back lining bearing; The two ends of said mandrel are fixedly connected with frame, the axis of said mandrel and the parallel axes of backing roll, and said back lining bearing is a rolling bearing; Said a plurality of back lining bearing runs through and is fixedly installed on the said mandrel, and the outer ring of said back lining bearing is set to the outer round surface of said backing cloth bearing roller, and the outer round surface of said backing cloth bearing roller is connected with the contact of the outer round surface of said backing roll; Lay respectively at the outer round surface that lays respectively at 2 said backing rolls in the outside in outer round surface and said 3 backing rolls of 2 said backing cloth bearing rollers in the outside in said 4 backing cloth bearing rollers and contact respectively and be connected, the outer round surface that is positioned at 2 inboard said backing cloth bearing rollers respectively be positioned in the middle of the outer round surface contact of said backing roll be connected, 2 said backing cloth bearing rollers that are positioned at the inboard are provided with radially roll shape adjusting device; Said radially roll shape adjusting device comprises saddle, saddle slideway, wedge chamber, active wedge, passive wedge and Driven by Hydraulic Cylinder mechanism, and the quantity of the back lining bearing that said 2 backing cloth bearing rollers are provided with respectively is identical, and the position of the back lining bearing that said 2 backing cloth bearing rollers are provided with respectively is corresponding; Axial direction along the said mandrel of each said backing cloth bearing roller is provided with saddle respectively between each said back lining bearing, said saddle is a platy structure, and the surface of said saddle is perpendicular to the axis of said mandrel; The size of the radial direction of the said backing cloth bearing roller in said saddle edge is greater than the diameter of said backing cloth bearing roller, and the thickness direction that said saddle is run through at the middle part of said saddle is provided with the mandrel hole, and the shape and size of the shape and size of the section in said mandrel hole and the section of said mandrel adapt; The position in said mandrel hole and the position of said mandrel adapt, and said mandrel slides successively respectively and runs through the said mandrel hole of each saddle, and saddle two dual-sides that are provided with between said each said back lining bearing of 2 backing cloth bearing rollers are set up in parallel relatively; Frame is provided with the saddle slideway, and the shape of the saddle envelope that is set up in parallel between the section configuration of said saddle slideway and said each said back lining bearing of 2 backing cloth bearing rollers adapts, and the said saddle that is set up in parallel is positioned at said saddle slideway; Said saddle that is set up in parallel and said saddle slideway are slidingly connected, and the glide direction of the said saddle that is set up in parallel is perpendicular to the surface of said steel band, and the top of said saddle slideway is provided with the wedge chamber; Each is provided with initiatively wedge, passive wedge and Driven by Hydraulic Cylinder mechanism respectively to the said saddle that is set up in parallel; Said active wedge and said passive wedge all are arranged in the said wedge chamber, and the upper and lower surface in said wedge chamber is parallel to the plane, axis place of inboard said 2 backing cloth bearing rollers, and the upper surface in said wedge chamber is arranged on the said frame; The lower surface in said wedge chamber is arranged on the upper surface of each said saddle; Said active wedge is identical with the wedge angle of said passive wedge, and the less tip of the thickness of said active wedge and said passive wedge is each other towards the rightabout setting, fits in an inclined-plane of an inclined-plane of said active wedge and said passive wedge; The upper surface in another inclined-plane of said active wedge and said wedge chamber is fitted; Fit in another inclined-plane of said passive wedge and the upper surface of corresponding said saddle, the tail end that tip that the thickness of said active wedge is less and thickness are bigger and its respectively towards the sidewall in said wedge chamber between the gap is set, said Driven by Hydraulic Cylinder mechanism is provided with hydraulic cylinder and hydraulic mandril; The bigger tail end of said hydraulic cylinder and the thickness of said active wedge towards the position of said frame be fixedly connected, said hydraulic mandril is fixedly connected with the bigger tail end of the thickness of said active wedge.
2. 20 roller reversable cold-rolling machine backing cloth bearing rollers according to claim 1 are the roll shape adjusting device radially, it is characterized in that: the wedge angle of said active wedge and said passive wedge, and less than the friction self-locking angle between said active wedge and the said passive wedge.
3. 20 roller reversable cold-rolling machine backing cloth bearing rollers according to claim 1 are the roll shape adjusting device radially; It is characterized in that: the tip of said active wedge or tail end and its respectively towards the sidewall in described wedge chamber between the gap, and the sliding distance between said saddle and the said saddle slideway adapts.
4. 20 roller reversable cold-rolling machine backing cloth bearing rollers according to claim 1 are the roll shape adjusting device radially; It is characterized in that: the chamfered surface of one or more said passive wedges of fitting respectively with an inclined-plane of each said active wedge is provided with initiatively wedge slideway; The axial direction of said active wedge slideway and the axis normal of said mandrel; The shape and size of said active wedge slideway and the shape and size of said active wedge adapt; The degree of depth at each position of said active wedge slideway is consistent and less than the minimum constructive height of said active wedge; Each said active wedge embeds respectively in each said active wedge slideway, and said active wedge and said active wedge slideway are slidingly connected.
5. 20 roller reversable cold-rolling machine backing cloth bearing rollers according to claim 1 are the roll shape adjusting device radially, it is characterized in that: said Driven by Hydraulic Cylinder mechanism is provided with displacement transducer, said displacement transducer signalization output.
6. 20 roller reversable cold-rolling machine backing cloth bearing rollers according to claim 5 are the roll shape adjusting device radially, and it is characterized in that: said displacement transducer is a magnetostrictive displacement sensor.
7. 20 roller reversable cold-rolling machine backing cloth bearing rollers according to claim 1 are the roll shape adjusting device radially; It is characterized in that: the said active wedge that each is provided with the said saddle that is set up in parallel and the less tip and the bigger tail end of thickness of thickness of passive wedge, the said active wedge that the said saddle that is set up in parallel is provided with adjacent another and the less tip and the bigger tail end inverted orientation setting of thickness of thickness of passive wedge.
8. 20 roller reversable cold-rolling machine backing cloth bearing rollers according to claim 1 are the roll shape adjusting device radially, it is characterized in that: a plurality of said passive wedges slide side by side and fit to be provided with, the setting of fitting of sliding of the sidewall in said passive wedge and adjacent said wedge chamber.
9. 20 roller reversable cold-rolling machine backing cloth bearing rollers according to claim 1 are the roll shape adjusting device radially, it is characterized in that: between the surface of the cycle surface of said back lining bearing and the said saddle relative with it gap is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205456949U CN202343574U (en) | 2011-12-23 | 2011-12-23 | Radial roller type adjusting device for back lining bearing roller of 20-roller reversing cold-rolling mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205456949U CN202343574U (en) | 2011-12-23 | 2011-12-23 | Radial roller type adjusting device for back lining bearing roller of 20-roller reversing cold-rolling mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202343574U true CN202343574U (en) | 2012-07-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205456949U Expired - Lifetime CN202343574U (en) | 2011-12-23 | 2011-12-23 | Radial roller type adjusting device for back lining bearing roller of 20-roller reversing cold-rolling mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202343574U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104722580A (en) * | 2015-03-20 | 2015-06-24 | 中国重型机械研究院股份公司 | Locking device for twenty-high roll mill supporting roll saddle |
| CN105728463A (en) * | 2016-03-31 | 2016-07-06 | 中国重型机械研究院股份公司 | Novel partial fourteen-roller steel plate cold rolling mill structure |
-
2011
- 2011-12-23 CN CN2011205456949U patent/CN202343574U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104722580A (en) * | 2015-03-20 | 2015-06-24 | 中国重型机械研究院股份公司 | Locking device for twenty-high roll mill supporting roll saddle |
| CN105728463A (en) * | 2016-03-31 | 2016-07-06 | 中国重型机械研究院股份公司 | Novel partial fourteen-roller steel plate cold rolling mill structure |
| CN105728463B (en) * | 2016-03-31 | 2017-10-17 | 中国重型机械研究院股份公司 | A kind of new inclined ten four-rollers Krause mill structure |
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| C14 | Grant of patent or utility model | ||
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Addressee: Miao Yantao Document name: Notification that Application Deemed not to be Proposed |
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| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Beijing Hengfeng Metal Technology Co., Ltd. Taisho Assignor: Beijing Dazheng Hengtong metal Co., Ltd. Contract record no.: 2015990000327 Denomination of utility model: Radial roller type adjusting device for back lining bearing roller of 20-roller reversing cold-rolling mill Granted publication date: 20120725 License type: Exclusive License Record date: 20150515 |
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| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
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