CN108856312B - Multi-row adjustable rolling guide mechanism for Y-type rolling mill - Google Patents
Multi-row adjustable rolling guide mechanism for Y-type rolling mill Download PDFInfo
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- CN108856312B CN108856312B CN201810751074.7A CN201810751074A CN108856312B CN 108856312 B CN108856312 B CN 108856312B CN 201810751074 A CN201810751074 A CN 201810751074A CN 108856312 B CN108856312 B CN 108856312B
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- 238000005096 rolling process Methods 0.000 title claims abstract description 88
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 44
- 229910052742 iron Inorganic materials 0.000 claims description 21
- 239000007788 liquid Substances 0.000 claims description 19
- 210000004907 gland Anatomy 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 9
- 239000000110 cooling liquid Substances 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 abstract description 7
- 239000010959 steel Substances 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B39/00—Arrangements for moving, supporting, or positioning work, or controlling its movement, combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B39/14—Guiding, positioning or aligning work
- B21B39/16—Guiding, positioning or aligning work immediately before entering or after leaving the pass
- B21B39/165—Guides or guide rollers for rods, bars, rounds, tubes ; Aligning guides
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metal Rolling (AREA)
Abstract
The multi-row adjustable rolling guide mechanism for Y-type rolling mill overcomes the problems of high torsion deviation and steel piling phenomenon of bar stock, large guide gap and low guide precision caused by long distance between inlet guide rollers of the guide mechanism of the existing three-roller Y-type rolling mill.
Description
Technical Field
The invention belongs to the technical field of rolling mills, and particularly relates to a multi-row adjustable rolling guide mechanism for a Y-type rolling mill.
Background
During rolling, the Y-shaped rolling mill needs to install guide devices at the rolling inlet and outlet to assist rolled bars and prevent the bars from tipping and twisting during rolling, so that the structure of the guide mechanism determines the rolling quality of rolled pieces. In the prior art, for a three-roller Y-type rolling mill, a guide device is divided into three types of round hole type guides, arc hole type guides and flat hole type guides according to different hole type systems. As known from the inquiry of patent documents in the prior art, the guide mechanism of the rolling mill in the prior art has two types of guide plates and guide wheels, the opening degree of the two types of guide plates can not be adjusted on line, and the service life of the guide plates is limited. Such guides are particularly unsuitable for precision rolling mill rolling. The guide can not be adjusted timely and accurately, so that the feeding of rolled pieces is not smooth during feeding, and even accidents such as steel piling and the like can occur. The invention of 201410189062.1 discloses a precision rolling mill guide opening degree adjusting mechanism, which is characterized in that a gear shaft provides input torque to drive a central gear to drive a pinion gear in four directions to rotate, when the pinion gear rotates, an axial adjusting nut sleeve is guided by a guide key to axially move, when the opening degree is reduced, the axial adjusting nut sleeve moves forward to compress a spring, when the opening degree is increased, the axial adjusting nut sleeve retreats to stretch the spring, at the moment, the spring has two functions, namely, a thread gap is eliminated, and thrust is provided when the guide opening degree is increased, the guide opening degree can be initially adjusted through an adjusting screw, and after the thread gap is eliminated through the spring, the opening degree after on-line adjustment is very accurate, however, the guide mechanism is driven by a servo motor, input torque is provided by a gear shaft, a central gear is driven to further drive a pinion gear in four directions to rotate, meanwhile, the four guide opening degrees in the circumferential direction are simultaneously adjusted, the structure is complex, single-roll rolling guide can only be realized, an inlet guide roller is far away from a rolling mill, the position state of a bar is easy to generate torsion deviation when the bar enters the rolling mill, the phenomena of bar adhesion roller, steel piling and the like are generated, rolling failure is caused, and once steel piling occurs, on-site treatment is needed, the production efficiency is seriously influenced, and the great waste of rolled pieces is caused; the invention of application number 200810080191.1 discloses a device for rolling metal rod and wire, wherein guide devices with guide plates arranged in guide sleeves are arranged at the inlet and outlet; the guide and guard device adopts a combined structure that a plurality of guide plates which are spliced into a roll pass shape are arranged in a guide sleeve with a round hole, the inlet guide and guard device is arranged at the inlet of the roll pass, and the outlet guide and guard device is arranged at the outlet of the roll pass. The guide mechanism of the conventional sliding three-roller Y-type rolling mill has the problems that firstly, the guide clearance is large and the clearance is not well controlled, so that feeding is not correct, the guide precision of a rolled piece is affected, secondly, the sliding guide is easily damaged by the head of the rolled piece, the whole rolled piece is scratched, and a steel piling phenomenon can occur in severe cases, so that rolling failure is caused.
Disclosure of Invention
The invention aims to solve the problems of overcoming the defects and the shortcomings of the prior art, providing a multi-row adjustable rolling guide mechanism for a Y-type rolling mill, which has the advantages of accurate guide and adjustable gap, can avoid the phenomena of bar adhesion to a roller and steel piling, can improve the surface quality of rolled pieces and reduce the probability of being strained.
The technical proposal adopted by the invention comprises an inlet guide frame and an outlet guide frame, wherein the left end of the inlet guide frame is provided with an inlet gland, the middle through hole of the inlet gland is provided with an inlet guide opening, the right end of the outlet guide frame is provided with an outlet gland, and the left end of the outlet guide frame is provided with an outlet guide opening, the invention is characterized in that the inlet guide frame is a cylindrical guide frame, the center of the cylindrical inlet guide frame is provided with 3 cuboid guide grooves, the 3 cuboid guide grooves are uniformly distributed on the circumference perpendicular to the rolling center line to form 120-degree-interval inlet Y-shaped guide grooves, the guide grooves of each cuboid are internally provided with inlet guide roller frames, the inlet guide roller frames are provided with a plurality of rows of inlet guide rollers, an upper inclined plane is arranged between the upper inclined plane and the inner wall of the inlet guide frame, an inlet adjusting stud is connected with the left end of an inlet adjusting oblique iron in a threaded manner, an inlet disc spring seat is arranged on an inlet guide frame, an inlet disc spring is arranged in the inlet disc spring seat, an inlet disc spring screw penetrates through the middle of the inlet disc spring and is connected with an inlet guide roller frame through the inlet disc spring screw, so that the inlet guide roller frame and the inlet adjusting oblique iron are tightly attached to the inlet guide frame, an inlet guide roller bearing is arranged between the inlet guide roller and the inlet guide roller frame, an inlet adjustable rolling guide is formed by the inlet adjusting stud, the inlet adjusting oblique iron, the inlet guide roller frame, the inlet guide roller and the inlet guide roller bearing, the inlet adjustable rolling guide is respectively arranged in an inlet Y-shaped guide groove, the inlet guide is radially adjusted along a rolled bar in the inlet Y-shaped guide groove, the outlet guide frame is a cylindrical guide frame, the center of the cylindrical outlet guide frame is provided with 3 cuboid guide grooves, the 3 cuboid guide grooves are uniformly distributed on the circumference perpendicular to the rolling center line to form outlet Y-shaped guide grooves with 120 degrees of intervals, an outlet guide roller frame is arranged in each cuboid guide groove, a plurality of rows of outlet guide rollers are arranged on the outlet guide roller frame, a lower inclined surface is arranged on the outlet guide roller frame, an outlet adjusting oblique iron is arranged between the lower inclined surface and the inner wall of the outlet guide frame, the right end of the outlet adjusting oblique iron is in threaded connection with an outlet adjusting stud, an outlet disc spring is arranged on the outlet guide frame, the outlet disc spring penetrates through an outlet disc spring screw in the middle of the outlet disc spring and is connected with the outlet guide roller frame through the outlet disc spring screw, so that the outlet guide roller frame and the outlet adjusting oblique iron are tightly attached to the outlet guide frame, an outlet guide roller bearing is arranged between the outlet guide roller frame and the outlet guide roller frame, the outlet adjusting stud, the outlet guide roller frame and the outlet guide roller bearing form an outlet adjustable rolling guide, and the outlet rolling guide is respectively arranged in the outlet Y-shaped guide grooves along the radial direction of the outlet guide grooves.
The inlet adjusting stud rotates in the countersunk head hole of the inlet gland, and the inlet adjusting wedge is adjusted to slide left and right on the upper inclined surface of the inlet guide roller frame through rotation of the inlet adjusting stud, so that the inlet guide roller frame floats up and down.
An inlet flange is welded on the outer circumference of the inlet guide frame, and an outlet flange is welded on the outer circumference of the outlet guide frame.
The inlet guide roller is different in hole type, including circular hole type, arc hole type or flat hole type, according to the rolling process, and the outlet guide roller is different in hole type, including circular hole type, arc hole type or flat hole type, according to the rolling process.
The outlet adjusting stud rotates in the counter bore of the outlet gland, and the outlet adjusting wedge is adjusted to slide left and right on the lower inclined surface of the outlet guide frame by rotating the outlet adjusting stud, so that the outlet guide frame floats up and down.
The outlet guide frame comprises a cylindrical outlet guide frame body, 3 cuboid guide grooves are formed in the center of the cylindrical outlet guide frame body, the 3 cuboid guide grooves are uniformly distributed on the circumference perpendicular to a rolling center line to form Y-shaped guide grooves with 120-degree intervals, the outer circumference of the outlet guide frame body is stepped, 3 radial liquid inlet holes are radially uniformly distributed on the large circumference, 3 radial process holes and 3 outlet disc spring seats are radially distributed on the small circumference, 3 axial liquid inlet holes communicated with the radial liquid inlet holes and the radial process holes are formed in the right end face of the large circumference, 3 inclined plane grooves are formed in the left end face of the small circumference, a plane groove is formed in the left end face of the small circumference, and an outlet guide screw mounting hole for mounting an outlet guide screw is formed in the plane groove.
The outlet guide roller frame comprises a cuboid outlet guide roller frame body, an outlet guide roller mounting hole is formed in the outlet guide roller frame body, an axial liquid guide groove is formed in the front side face of the outlet guide roller frame body, and a cooling liquid inlet hole is formed in the direction perpendicular to the front side face of the outlet guide roller frame body.
Compared with the prior art, the invention has the beneficial effects that:
(1) The invention comprises an inlet adjusting stud, an inlet adjusting oblique iron, an inlet guide roller frame, an inlet guide roller and an inlet guide roller bearing, wherein an outlet adjusting stud, an outlet adjusting oblique iron, an outlet guide roller frame, an outlet guide roller and an outlet guide roller bearing form an outlet adjustable rolling guide, the inlet adjustable rolling guide and the outlet adjustable rolling guide are respectively arranged in an inlet Y-shaped guide groove of the inlet guide frame and an outlet Y-shaped guide groove of the outlet guide frame, and can be radially adjusted in the inlet Y-shaped guide groove and the outlet Y-shaped guide groove, so that the inlet guide roller and the outlet guide roller are tightly attached to rolled bars, the bar is righted and stabilized, the same guide mechanism can adapt to bar rolling with various specifications, the guide specifications can be reduced, the guide mechanism does not need to be frequently replaced, and the production efficiency is improved.
(2) When the adjustable rolling guide device is used, the adjustable rolling guide device is fixedly connected with the rolling inlet end of the Y-type rolling mill through the inlet connecting screw for the inlet flange, the adjustable rolling guide device is fixedly connected with the rolling outlet end of the Y-type rolling mill through the outlet connecting screw for the outlet flange, the inlet guide roller and the outlet guide roller rotate and do not slide relative to the bar during operation, the phenomenon that the bar is adhered to the roller or piled up with steel is avoided, the probability of being damaged on the surface of the bar is reduced, the surface quality of the bar is improved, a plurality of guide rollers are arranged in the axial direction, the diameter of the guide rollers is smaller and is closer to the center line of the roller, the guide is more accurate, and the rolling precision of the bar is higher.
(3) According to the invention, the opening degree of the inlet adjusting chute iron and the outlet adjusting chute iron adjusting guide mechanism, as well as the multi-row inlet guide roller and the multi-row outlet guide roller, are adopted, so that the structure of the invention is simple and compact, and the work is more stable.
(4) According to the invention, 3 radial liquid inlet holes and 3 axial liquid inlet holes communicated with the radial liquid inlet holes are uniformly distributed on the outlet guide frame in the radial direction, the front side surface of the outlet guide roller frame is provided with an axial liquid guide groove, and the direction vertical to the front side surface of the outlet guide roller frame body is provided with a cooling liquid inlet hole.
Drawings
Figure 1 is a front view of the inlet guide of the present invention,
figure 2 is a cross-sectional view A-A of figure 1,
figure 3 is a cross-sectional view of B-B of figure 2,
figure 4 is a front view of the exit guide of the present invention,
figure 5 is a cross-sectional view of figure 4 at C-C,
figure 6 is a left side view of figure 5,
figure 7 is a front view of the exit guide frame of the present invention,
figure 8 is a cross-sectional view of E-E of figure 7,
figure 9 is an isometric view of the exit guide frame of the present invention,
figure 10 is a front view of the exit guide roller housing of the present invention,
figure 11 is a cross-sectional view of F-F of figure 10,
figure 12 is a schematic view of the present invention in an installed state,
fig. 13 is a D-D sectional view of fig. 12.
In the figure:
1. an inlet guide port, 2. An inlet gland,
3. an inlet guide frame 4. An inlet adjusting stud,
5. an inlet disc spring screw, 6. An inlet disc spring,
7. inlet adjusting chute, 8, inlet guide roller frame,
9. inlet guide rollers, 10, inlet flanges,
11. an inlet guide roller bearing, 12. An outlet guide,
13. an outlet guide and guard frame is arranged on the bottom of the guide frame,
13-1, an outlet guide frame body, 13-2, a guide groove,
13-3, 13-4, radial liquid inlet holes,
13-5, outlet disc spring seat, 13-6, small circumference,
13-7 radial process holes, 13-8 axial liquid inlet holes,
13-9, bevel grooves, 13-10, left end face,
13-11, plane groove, 13-12, outlet guide screw mounting hole
14. An outlet guide roller frame is arranged on the bottom of the guide roller frame,
14-1, an outlet guide roller frame body, 14-2, an outlet guide roller mounting hole,
14-3, an axial liquid guide groove, 14-4, a cooling liquid inlet hole,
15. an outlet disc spring screw 16, an outlet disc spring 17, an outlet adjusting chute,
18. outlet adjusting studs, 19. Outlet guide rollers,
20. an outlet gland, 21, an outlet flange,
22. an inlet connecting screw, 23 a Y-shaped rolling mill,
24. and (5) connecting screws and 25. A roller.
Description of the embodiments
As shown in fig. 1 to 6, the technical scheme adopted by the invention comprises an inlet guide frame 3 and an outlet guide frame 13, wherein an inlet gland 2 is arranged at the left end of the inlet guide frame 3, an inlet guide opening 1 is arranged in a middle through hole of the inlet gland 2, the inlet guide frame 3 is a cylindrical guide frame, 3 cuboid guide grooves are arranged in the center of the cylindrical inlet guide frame 3, the 3 cuboid guide grooves are uniformly distributed on the circumference perpendicular to the rolling center line to form 120-degree-spaced inlet Y-shaped guide grooves so as to adapt to the inlet guide needs of a three-roller Y-type rolling mill, an inlet guide roller frame 8 is arranged in each cuboid guide groove, a plurality of rows of inlet guide rollers 9 are arranged on the inlet guide roller frame 8, 4 rows of inlet guide rollers 9 are shown in fig. 2, the inlet guide roller frame 8 is provided with an upper inclined plane, an inlet adjusting inclined iron 7 is arranged between the upper inclined surface and the inner wall of the inlet guide frame 3, an inlet adjusting stud 4 is connected with the left end of the inlet adjusting inclined iron 7 in a threaded manner, the inlet adjusting stud 4 can rotate in a countersunk hole of the inlet gland 2, the inlet adjusting inclined iron 7 can be adjusted to slide left and right on the upper inclined surface of the inlet guide frame 8 through the rotation of the inlet adjusting stud 4, the inlet guide frame 8 can float up and down, an inlet disc spring seat is arranged on the inlet guide frame 3, an inlet disc spring 6 is arranged in the inlet disc spring seat, an inlet disc spring screw 5 passes through the middle of the inlet disc spring 6 and is connected with the inlet guide frame 8 through the inlet disc spring screw 5, when the size of an inlet guide opening needs to be adjusted, the inlet guide frame 8 can float up and down through adjusting the inlet adjusting stud 4, an inlet guide roller bearing 11 is arranged between the inlet guide roller 9 and the inlet guide roller frame 8, the inlet guide roller 9 can be of different hole patterns according to the rolling process, including a round hole pattern, an arc hole pattern or a flat hole pattern, and an inlet flange 10 is welded on the outer circumference of the inlet guide frame 3;
in the structure, an inlet adjustable rolling guide is formed by the inlet adjusting stud 4, the inlet adjusting inclined iron 7, the inlet guide roller frame 8, the inlet guide roller 9 and the inlet guide roller bearing 11, and is respectively arranged in an inlet Y-shaped guide groove of the inlet guide frame 3, can radially adjust along a rolled bar in the inlet Y-shaped guide groove, and can play a role in righting and stabilizing the bar by adjusting the inlet adjustable rolling guide to enable the inlet guide roller 9 to closely attach to the rolled bar;
an outlet gland 20 is arranged at the right end of the outlet guide frame 13, an outlet guide opening 12 is arranged at the left end of the outlet guide frame 13, the outlet guide frame 13 is a cylindrical guide frame, 3 cuboid guide grooves are arranged in the center of the cylindrical outlet guide frame 13, the 3 cuboid guide grooves are uniformly distributed on the circumference perpendicular to the rolling center line to form 120-degree outlet Y-shaped guide grooves, so as to adapt to the outlet guide needs of a three-roller Y-type rolling mill, an outlet guide roller frame 14 is arranged in each cuboid guide groove, a plurality of rows of outlet guide rollers 19 are arranged on the outlet guide roller frame 14, 4 outlet guide rollers 19 are shown in figure 5, the outlet guide roller frame 14 is provided with a lower inclined plane, an outlet adjusting inclined iron 17 is arranged between the lower inclined plane and the inner wall of the outlet guide frame 13, the right end of the outlet adjusting inclined iron 17 is in threaded connection with an outlet adjusting stud 18, the outlet adjusting stud 18 can rotate in a counter bore of the outlet gland 20, the outlet adjusting stud 18 can rotate to adjust the outlet adjusting chute 17 to slide left and right on the lower inclined surface of the outlet guide roller frame 14, the outlet guide roller frame 14 floats up and down, the outlet guide roller frame 13 is provided with the outlet disc spring 16, the outlet disc spring 16 passes through the outlet disc spring screw 15 in the middle and is connected with the outlet guide roller frame 14 through the outlet disc spring screw 15, the outlet guide roller frame 14 and the outlet adjusting chute 17 are tightly attached with the outlet guide roller frame 13, when the size of the outlet guide opening is required to be adjusted, the outlet guide roller frame 14 can float up and down by adjusting the outlet adjusting stud 18, the outlet guide roller bearing is arranged between the outlet guide roller 19 and the outlet guide roller frame 14, the outlet guide roller 19 can be in different hole patterns according to the requirements of the rolling process, comprises a circular hole type, an arc hole type or a flat hole type, and an outlet flange 21 is welded on the outer circumference of the outlet guide frame 13;
in the structure, an outlet adjustable rolling guide is formed by the outlet adjusting stud 18, the outlet adjusting oblique iron 17, the outlet guide roller frame 14, the outlet guide roller 19 and the outlet guide roller bearing, and the outlet adjustable rolling guide is respectively arranged in an outlet Y-shaped guide groove of the outlet guide frame 13 and can be radially adjusted along a rolled bar in the outlet Y-shaped guide groove, so that the outlet guide roller 19 is tightly attached to the rolled bar by adjusting the outlet adjustable rolling guide, and the functions of righting and stabilizing the bar can be achieved;
as shown in fig. 7 to 9, the outlet guide frame 13 comprises a cylindrical outlet guide frame body 13-1, 3 cuboid guide grooves 13-2 are arranged in the center of the cylindrical outlet guide frame body 13-1, the 3 cuboid guide grooves are uniformly distributed on the circumference perpendicular to a rolling center line to form 120-degree outlet Y-shaped guide grooves, the outer circumference of the outlet guide frame body 13-1 is in a step shape, 3 radial liquid inlet holes 13-4 are radially uniformly distributed on a large circumference 13-3, 3 radial process holes 13-7 and 3 outlet disc spring seats 13-5 are radially uniformly distributed on a small circumference 13-6, the outlet disc spring 16 is installed in the outlet disc spring seats 13-5, 3 axial liquid inlet holes 13-8 communicated with the radial liquid inlet holes 13-4 and the radial process holes 13-7 are processed on the right end face of the large circumference 13-3, in order to enable the outlet guide to be closer to the rolling center line, 3 inclined surfaces 13-9 are processed on the left end face 13-10 of the small circumference 13-6, and the left end face 13-10 is provided with guide screws for installing the outlet guide holes 13-11 on the left end face 13-6.
As shown in fig. 10 to 11, the outlet guide roller frame 14 includes a rectangular outlet guide roller frame body 14-1, an outlet guide roller mounting hole 14-2 is provided on the outlet guide roller frame body 14-1, an axial liquid guiding groove 14-3 is provided on the front side of the outlet guide roller frame body 14-1, and a cooling liquid inlet hole 14-4 is provided in the direction perpendicular to the front side of the outlet guide roller frame body 14-1 for guiding the cooling liquid, so as to directly cool the outlet guide roller 19.
When the adjustable rolling guide is used, as shown in fig. 12-13, the adjustable rolling guide is fixedly connected with the rolling inlet end of the Y-shaped rolling mill 23 through the inlet flange 10 by using the inlet connecting screw 22, the adjustable rolling guide is fixedly connected with the rolling outlet end of the Y-shaped rolling mill 23 through the outlet flange 21 by using the outlet connecting screw 24, during operation, a rolled piece enters the rolling mill through the adjustable rolling guide, and leaves the rolling mill through the adjustable rolling guide after rolling, in the process, the inlet guide roller 9 and the outlet guide roller 19 rotate and do not have relative motion with a bar, the surface quality of the bar is improved, the probability of being strained on the surface of the bar is reduced, and a plurality of guide rollers are arranged in the axial direction, so that the diameter of the guide rollers is smaller and is closer to the center line of the roller 25, and the rolling precision of the bar is higher.
Claims (7)
1. The utility model provides a multirow adjustable roll guide mechanism for Y type rolling mill, includes entry guide frame (3) and export guide frame (13) the left end of entry guide frame (3) is installed entry gland (2), installs entry guide roll frame (8) in the middle through-hole of entry gland (2) install export gland (20) the right-hand member of export guide frame (13), install export guide opening (12) the left end of export guide frame (13), characterized by, entry guide frame (3) are cylindrical guide frame, are equipped with 3 cuboid guide grooves in the center of cylindrical entry guide frame (3), and 3 cuboid guide grooves are perpendicular to rolling center line equipartition on circumference, form 120 interval's entry Y-shaped guide groove, install entry guide roll frame (8) in every cuboid guide groove, install multirow entry guide roll (9) on entry guide roll frame (8), install export guide roll (12) on the left end of export guide frame (13), characterized in that entry guide frame (3) are cylindrical guide frame, are equipped with the inclined plane on this inclined plane, are equipped with in this inclined plane and install spring (7) at the middle of the guide screw seat (6) and are installed at the guide frame (7) and are connected with the screw seat (6) of the screw of adjusting the inlet in the middle of this dish (6), the inlet guide roller frame (8) and the inlet adjustment oblique iron (7) are tightly attached to the inlet guide roller frame (3) through the inlet disc spring screw (5), an inlet guide roller bearing (11) is arranged between the inlet guide roller (9) and the inlet guide roller frame (8), the inlet adjustment stud (4), the inlet adjustment oblique iron (7), the inlet guide roller frame (8), the inlet guide roller (9) and the inlet guide roller bearing (11) form an inlet adjustable rolling guide, the inlet adjustable rolling guide is respectively arranged in the inlet Y-shaped guide grooves, the inlet guide is radially adjusted along the rolled bar in the inlet Y-shaped guide grooves, the outlet guide frame (13) is a cylindrical guide frame, 3 cuboid guide grooves are arranged at the center of the cylindrical outlet guide frame (13), the 3 cuboid guide grooves are perpendicular to the rolling center line, 120-degree-spaced outlet Y-shaped guide grooves are formed in the circumference, outlet guide grooves are arranged in the guide grooves of each cuboid, the outlet guide frame (14) are uniformly distributed at intervals, the outlet guide grooves are arranged at the circumference, the outlet guide grooves (17) are uniformly distributed at the centers, the outlet guide grooves (17) are arranged at the lower end of the outlet guide frame (17), the outlet guide frame (17) are arranged at the lower end of the outlet guide frame (17), an outlet guide frame (13) is provided with an outlet disc spring (16), an outlet disc spring screw (15) passes through the middle of the outlet disc spring (16) and is connected with an outlet guide frame (14) through the outlet disc spring screw (15), so that the outlet guide frame (14) and an outlet adjusting oblique iron (17) are tightly attached to the outlet guide frame (13), an outlet guide roller bearing is arranged between an outlet guide roller (19) and the outlet guide frame (14), and an outlet adjustable rolling guide is formed by the outlet adjusting stud (18), the outlet adjusting oblique iron (17), the outlet guide frame (14), the outlet guide roller (19) and the outlet guide roller bearing and is respectively arranged in an outlet Y-shaped guide groove and radially adjusted along a rolled bar in the outlet Y-shaped guide groove.
2. The multi-row adjustable rolling guide mechanism for the Y-type rolling mill according to claim 1, wherein the inlet adjusting stud (4) rotates in a countersunk head hole of the inlet gland (2), and the inlet adjusting chute (7) slides left and right on an upper inclined surface of the inlet guide roller frame (8) through rotation of the inlet adjusting stud (4) so as to realize up-and-down floating of the inlet guide roller frame (8).
3. A multi-row adjustable rolling guide mechanism for a Y-rolling mill according to claim 1, characterized in that an inlet flange (10) is welded on the outer circumference of the inlet guide frame (3), and an outlet flange (21) is welded on the outer circumference of the outlet guide frame (13).
4. A multi-row adjustable rolling guide mechanism for a Y-rolling mill according to claim 1, characterized in that the inlet guide rolls (9) are of different hole types, including circular, arc or flat, depending on the rolling process requirements, and the outlet guide rolls (19) are of different hole types, including circular, arc or flat, depending on the rolling process requirements.
5. The multi-row adjustable rolling guide mechanism for the Y-type rolling mill according to claim 1, wherein the outlet adjusting stud (18) rotates in a counter-sunk hole of the outlet gland (20), and the outlet adjusting chute (17) slides left and right on the lower inclined surface of the outlet guide frame (13) through rotation of the outlet adjusting stud (18) to realize up-and-down floating of the outlet guide frame (14).
6. The multi-row adjustable rolling guide mechanism for a Y-type rolling mill according to claim 1, wherein the outlet guide frame (13) comprises a cylindrical outlet guide frame body (13-1), 3 cuboid guide grooves (13-2) are arranged in the center of the cylindrical outlet guide frame body (13-1), the 3 cuboid guide grooves are uniformly distributed on the circumference perpendicular to the rolling center line to form 120-degree outlet Y-shaped guide grooves, the outer circumference of the outlet guide frame body (13-1) is stepped, 3 radial liquid inlet holes (13-4) are uniformly distributed on the large circumference (13-3) in the radial direction, 3 radial process holes (13-7) and 3 outlet disc spring seats (13-5) are uniformly distributed on the small circumference (13-6) in the radial direction, 3 axial liquid inlet holes (13-8) communicated with the radial liquid inlet holes (13-4) and the radial process holes (13-7) are processed on the right end face of the large circumference (13-3), 3 radial process holes (13-10) are processed on the left end face (13-6) of the small circumference (13-6), the grooves (13-10) are processed on the left end face (13-10), screw holes (13-12) for installing the outlet guide openings are formed in the plane grooves (13-11).
7. The multi-row adjustable rolling guide mechanism for the Y-type rolling mill according to claim 1, wherein the outlet guide roller frame (14) comprises a cuboid outlet guide roller frame body (14-1), outlet guide roller mounting holes (14-2) are formed in the outlet guide roller frame body (14-1), an axial guide liquid groove (14-3) is formed in the front side surface of the outlet guide roller frame body (14-1), and cooling liquid inlet holes (14-4) are formed in the direction perpendicular to the front side surface of the outlet guide roller frame body (14-1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810751074.7A CN108856312B (en) | 2018-07-10 | 2018-07-10 | Multi-row adjustable rolling guide mechanism for Y-type rolling mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810751074.7A CN108856312B (en) | 2018-07-10 | 2018-07-10 | Multi-row adjustable rolling guide mechanism for Y-type rolling mill |
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| Publication Number | Publication Date |
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| CN108856312A CN108856312A (en) | 2018-11-23 |
| CN108856312B true CN108856312B (en) | 2024-03-12 |
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| CN201810751074.7A Active CN108856312B (en) | 2018-07-10 | 2018-07-10 | Multi-row adjustable rolling guide mechanism for Y-type rolling mill |
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| CN204892558U (en) * | 2015-08-20 | 2015-12-23 | 南京工程学院 | Accurate four roller sets of section bar close pass rolling mill adjusting device |
| CN209006412U (en) * | 2018-07-10 | 2019-06-21 | 中国科学院金属研究所 | A kind of multiple rows of adjustable rolling guide mechanism for y-type rolling mill |
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| CN108856312A (en) | 2018-11-23 |
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