Feeding guide device of rolling mill

Abstract

The invention provides a rolling mill feeding guide device which comprises two side plates, the number of the side plates is two, the two side plates are arranged in parallel, the upper ends and the lower ends of the side plates are fixedly connected with two transverse plates correspondingly, and a guide channel is formed between the two side plates; the guide rollers are rotationally connected with the adjusting plates, the adjusting plates are movably connected to the side plates, each side plate is provided with one guide roller, and the guide rollers protrude out of the end faces, close to the guide channel, of the side plates; the lining plate is arranged on the end face, close to the guide channel, of the transverse plate, and the lining plate is detachably connected with the transverse plate; the guide plate is arranged on the adjusting plate, and the end, away from the guide channel, of the guide plate is bent towards the outer side. The guide device has the beneficial effects that the distance between the guide rollers is adjusted by adjusting the positions of the adjusting plates by rotating the nuts, the guide device is suitable for guide operation of steel billets with different widths, friction force is reduced through rotating connection of the guide rollers, steel billet conveying is facilitated, meanwhile, abrasion to the guide device can be reduced, and the service life of the guide device is prolonged.

Description

Technical Field

[0001] The invention belongs to the technical field of steel production, and in particular relates to a rolling mill feed guide device. Background Art

[0002] During the rolling process of the steel billet, the steel billet needs to be placed in the hole profile of the rolling roller. The following problems exist in the use of the current feed guide device: first, the width of the guide channel is fixed. When steel billets of different widths need to be rolled, the guide device needs to be replaced, which makes the working process complicated; second, the inner wall of the guide channel is severely worn, which limits the service life of the device and requires regular replacement of the guide device, increasing production costs. Summary of the invention

[0003] In view of this, the present invention aims to provide a rolling mill feed guide device to solve at least one of the above-mentioned technical problems.

[0004] To achieve the above object, the technical solution of the present invention is achieved as follows:

[0005] A rolling mill feed guide device, comprising:

[0006] Side panels, the number of the side panels is two, the two side panels are arranged in parallel, the upper end and the lower end of the side panels are respectively fixedly connected to the two transverse panels, and a guide channel is formed between the two side panels;

[0007] A guide roller, wherein the guide roller is rotatably connected to the adjustment plate, and the adjustment plate is movably connected to the side plate, and each of the adjustment plates is provided with a guide roller, and the protruding side plate of the guide roller is adjacent to the end surface of the guide channel;

[0008] A lining plate, wherein the end surface of the transverse plate adjacent to the guide channel is provided with a lining plate, and the lining plate is detachably connected to the transverse plate;

[0009] A guide plate is provided on the adjustment plate, and one end of the guide plate away from the guide channel is bent outward.

[0010] Furthermore, an insert plate is fixedly arranged on the end surface of the lining plate away from the guide channel, the distance between the insert plate and the lining plate matches the thickness of the cross plate, the cross plate is located between the insert plate and the lining plate, and the insert plate is detachably connected to the cross plate by bolts;

[0011] The lining plate is a structural member made of wear-resistant steel;

[0012] The edge of the lining plate adjacent to the guide channel and adjacent to the feed end of the guide channel adopts a chamfered structure.

[0013] Furthermore, one end of the guide channel adjacent to the guide plate is a feed end, and the other end is a discharge end;

[0014] One end of the side plate adjacent to the discharge end of the guide channel is provided with a positioning groove matching the roller.

[0015] Furthermore, one end of the guide plate adjacent to the side plate is fixedly connected to the first connecting plate, the first connecting plate is connected to the second connecting plate, and the second connecting plate is detachably connected to the adjustment plate via bolts;

[0016] A reinforcing rib is provided between the guide plate and the first connecting plate;

[0017] The guide plate is a structural member made of wear-resistant steel.

[0018] Furthermore, the side plate is provided with a mounting hole, the adjustment plate is fixed with a mounting plate corresponding to the mounting hole, and the mounting plate is installed inside the mounting hole;

[0019] The two ends of the guide roller are rotatably connected to the connecting seat, a rotating hole is opened on the connecting seat, the rotating shafts at the two ends of the guide roller are installed on the inner side of the rotating hole, and the connecting seat is connected to the mounting plate.

[0020] Furthermore, a strip-shaped through hole is opened on the mounting plate, and the strip-shaped through hole is arranged perpendicular to the guide channel. A sliding boss is provided at the lower end of the connecting seat, and the sliding boss is installed on the inner side of the strip-shaped through hole. The connecting seat has a strip-shaped groove corresponding to the strip-shaped through hole, and the strip-shaped groove matches the connecting seat. The connecting seat is installed on the inner side of the strip-shaped groove. The width of the connecting seat is greater than the width of the sliding boss. A first compression spring is provided between the connecting seat and the side plate.

[0021] Furthermore, a guide rod is fixedly provided on the connecting seat, a guide hole matching the guide rod is opened on the side plate, the guide rod is installed on the inner side of the guide hole, and the first compression spring is installed on the outer side of the guide rod.

[0022] Furthermore, a vertical plate is fixedly provided on the end surface of the horizontal plate away from the guide channel, and a screw rod is provided on the vertical plate along the moving direction of the adjustment plate, and a plug hole corresponding to the screw rod is opened on the adjustment plate, and the screw rod is located inside the plug hole;

[0023] The screw rod is arranged in parallel with the guide rod, and the guide rod is arranged perpendicular to the guide channel;

[0024] The screw rod is threadably connected to a limiting nut.

[0025] Furthermore, a second compression spring is provided between the adjustment plate and the vertical plate, and the second compression spring is located outside the screw rod.

[0026] Furthermore, the side plate is a structural member made of wear-resistant steel.

[0027] Compared with the prior art, the rolling mill feed guide device described in the present invention has the following beneficial effects:

[0028] (1) The rolling mill feed guide device described in the present invention can adjust the position of the adjustment plate and the distance between the guide rollers by rotating the nut, and is suitable for guiding billets of different widths. The rotational connection of the guide rollers reduces friction, which facilitates the transportation of the billets and reduces the wear on the guide device, thereby extending the service life of the device.

[0029] (2) A rolling mill feed guide device described in the present invention has a second compression spring disposed between the adjustment plate and the vertical plate. The second compression spring is located outside the screw. The distance between the guide rollers can be adjusted by rotating the limit nut, thereby improving work efficiency and being suitable for guiding billets of different widths. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] The accompanying drawings constituting a part of the present invention are used to provide a further understanding of the present invention. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention. In the accompanying drawings:

[0031] Figure 1 It is a schematic diagram of the three-dimensional structure of the device according to an embodiment of the present invention;

[0032] Figure 2 It is a schematic diagram of a first cross-sectional structure of the device according to an embodiment of the present invention;

[0033] Figure 3 A schematic diagram of a second cross-sectional structure of the device according to an embodiment of the present invention;

[0034] Figure 4 It is a schematic diagram of the three-dimensional structure of the side panel according to an embodiment of the present invention;

[0035] Figure 5 A schematic diagram of the three-dimensional structure of the adjustment plate according to an embodiment of the present invention;

[0036] Figure 6 It is a schematic diagram of the three-dimensional structure of the guide roller installed on the adjustment plate according to the embodiment of the present invention;

[0037] Figure 7 It is a schematic diagram of the three-dimensional structure of the connecting socket according to an embodiment of the present invention.

[0038] Description of reference numerals:

[0039] 1. Side plate; 2. Horizontal plate; 3. Adjustment plate; 4. Guide plate; 5. Second compression spring; 6. Limit nut; 7. Lining plate; 8. Guide roller; 9. Connecting seat; 10. First compression spring; 101. Positioning groove; 102. Mounting hole; 201. Screw rod; 202. Vertical plate; 301. Plug hole; 302. Mounting plate; 303. Strip through hole; 304. Strip groove; 305. Guide hole; 401. First connecting plate; 402. Reinforcing rib; 403. Second connecting plate; 901. Sliding boss; 902. Rotating hole; 903. Guide rod. DETAILED DESCRIPTION

[0040] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features in the embodiments may be combined with each other.

[0041] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and the like are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", and the like may explicitly or implicitly include one or more of the features. In the description of the present invention, unless otherwise specified, "multiple" means two or more.

[0042] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0043] The present invention will be described in detail below with reference to the accompanying drawings and in conjunction with embodiments.

[0044] like Figures 1 to 7As shown, a rolling mill feed guide device comprises: a side plate 1, wherein the number of the side plates 1 is two, the two side plates 1 are arranged in parallel, the upper end and the lower end of the side plate 1 are respectively fixedly connected to the two transverse plates 2, and a guide channel is formed between the two side plates 1; a guide roller 8, the guide roller 8 is rotatably connected to the adjustment plate 3, the adjustment plate 3 is movably connected to the side plate 1, each adjustment plate 3 is provided with two guide rollers 8, the guide rollers 8 on the two adjustment plates 3 correspond to each other to form two guide roller 8 groups, and the protruding side plate 1 of the guide roller 8 is adjacent to the end face of the guide channel; a lining plate 7, a lining plate 7 is provided on the end face of the transverse plate 2 adjacent to the guide channel, and the lining plate 7 is detachably connected to the transverse plate 2; a guide plate 4, a guide plate 4 is provided on the adjustment plate 3, and the end of the guide plate 4 away from the guide channel is bent outward.

[0045] An insert plate is fixedly provided on the end surface of the lining plate 7 away from the guide channel, and the distance between the insert plate and the lining plate 7 matches the thickness of the cross plate 2. The cross plate 2 is located between the insert plate and the lining plate 7, and the insert plate is detachably connected to the cross plate 2 by bolts; the lining plate 7 is a structural member made of wear-resistant steel, and the wear-resistant steel lining plate 7 extends the service life of the lining plate 7; the edge of the lining plate 7 adjacent to the guide channel and adjacent to the feed end of the guide channel adopts a chamfered structure, and the chamfered structure guides the steel billet entering the guide channel, and the detachable connection of the lining plate 7 improves the maintenance efficiency of the device.

[0046] One end of the guide channel near the guide plate 4 is the feed end, and the other end is the discharge end; one end of the side plate 1 near the discharge end of the guide channel is provided with a positioning groove 101 matching the roller, and the positioning groove 101 fits the roller.

[0047] One end of the guide plate 4 adjacent to the side plate 1 is fixedly connected to the first connecting plate 401, the first connecting plate 401 is connected to the second connecting plate 403, and the second connecting plate 403 is detachably connected to the adjusting plate 3 by bolts; the guide plate 4 guides the steel billet entering the guide channel, and a reinforcing rib 402 is provided between the guide plate 4 and the first connecting plate 401, and the reinforcing rib 402 increases the structural strength of the guide plate 4; the guide plate 4 is a structural member made of wear-resistant steel, and the guide plate 4 made of wear-resistant steel increases the service life of the guide plate 4.

[0048] The side plate 1 is provided with a mounting hole 102, and a mounting plate 302 corresponding to the mounting hole 102 is fixedly provided on the adjustment plate 3, and the mounting plate 302 is installed inside the mounting hole 102; both ends of the guide roller 8 are rotatably connected with the connecting seat 9, and the connecting seat 9 is provided with a rotating hole 902, and the rotating shafts at both ends of the guide roller 8 are installed inside the rotating hole 902, and the connecting seat 9 is connected with the mounting plate 302. In some embodiments, the connecting seat 9 is fixedly connected with the mounting plate 302.

[0049] In other embodiments, the mounting plate 302 is provided with a strip-shaped through hole 303, the strip-shaped through hole 303 is arranged perpendicular to the guide channel, the lower end of the connecting seat 9 is provided with a sliding boss 901, the sliding boss 901 is installed on the inner side of the strip-shaped through hole 303, the connecting seat 9 is provided with a strip-shaped groove 304 corresponding to the strip-shaped through hole 303, the strip-shaped groove 304 matches the connecting seat 9, the connecting seat 9 is installed on the inner side of the strip-shaped groove 304, the width of the connecting seat 9 is greater than the width of the sliding boss 901, and a first compression spring 10 is provided between the connecting seat 9 and the side plate 1. A guide rod 903 is fixedly provided on the connecting seat 9, a guide hole 305 matching the guide rod 903 is provided on the side plate 1, the guide rod 903 is installed on the inner side of the guide hole 305, the first compression spring 10 is installed on the outer side of the guide rod 903, the guide rod 903 not only guides the connecting seat 9, but also positions the first compression spring 10 to prevent it from being out of position. When the steel billet shakes, the first compression spring 10 performs a buffering and restoring function to prevent the guide roller 8 from being subjected to excessive force and causing the rotating shaft to bend.

[0050] In some embodiments, a vertical plate 202 is fixedly provided on the end surface of the horizontal plate 2 away from the guide channel, and a screw 201 is provided on the vertical plate 202 along the moving direction of the adjustment plate 3. A socket 301 corresponding to the screw 201 is opened on the adjustment plate 3, and the screw 201 is located on the inner side of the socket 301; the screw 201 is arranged parallel to the guide rod 903, and the guide rod 903 is arranged perpendicular to the guide channel; both ends of the screw 201 are threadedly connected to the limiting nuts 6, and limiting nuts 6 are provided on both sides of the adjustment plate 3 to limit the adjustment plate 3.

[0051] In other embodiments, a vertical plate 202 is fixedly provided on the end surface of the transverse plate 2 away from the guide channel, and a screw 201 is provided on the vertical plate 202 along the moving direction of the adjusting plate 3. A socket 301 corresponding to the screw 201 is opened on the adjusting plate 3, and the screw 201 is located on the inner side of the socket 301; the screw 201 is arranged parallel to the guide rod 903, and the guide rod 903 is arranged perpendicular to the guide channel; a limiting nut 6 is provided corresponding to the end surface of the adjusting plate 3 away from the vertical plate 202, and the limiting nut 6 limits the end of the adjusting plate 3 away from the vertical plate 202, and a second compression spring 5 is provided between the adjusting plate 3 and the vertical plate 202, and the second compression spring 5 is located on the outer side of the screw 201. The distance between the guide rollers 8 can be adjusted by rotating the limiting nut 6, which is suitable for guiding operations of steel billets of different widths.

[0052] The side plate 1 is a structural member made of wear-resistant steel, and the side plate 1 made of wear-resistant steel increases the service life of the side plate 1 .

[0053] Working process:

[0054] When this solution is implemented, the position of the adjustment plate 3 is adjusted by rotating the nut, thereby adjusting the distance between the guide rollers 8. This is suitable for guiding billets of different widths. The rotating connection of the guide rollers 8 reduces friction, facilitates billet transportation, and can also reduce wear on the guide device, thereby extending the service life of the device.

[0055] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or replace some or all of the technical features therein by equivalents. These modifications or replacements do not deviate the essence of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present invention, and they should all be included in the scope of the claims and specification of the present invention.

[0056] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A rolling mill feed guide device, characterized in that: include: Side panels (1), the number of the side panels (1) being two, the two side panels (1) being arranged in parallel, the upper end and the lower end of the side panels (1) being fixedly connected to the two transverse panels (2) respectively, and a guide channel being formed between the two side panels (1); A guide roller (8), the guide roller (8) being rotatably connected to the adjustment plate (3), the adjustment plate (3) being movably connected to the side plate (1), each of the adjustment plates (3) being provided with a guide roller (8), the protruding side plate (1) of the guide roller (8) being adjacent to the end surface of the guide channel; A lining plate (7), wherein the end surface of the transverse plate (2) adjacent to the guide channel is provided with a lining plate (7), and the lining plate (7) is detachably connected to the transverse plate (2); A guide plate (4), wherein the adjusting plate (3) is provided with a guide plate (4), and an end of the guide plate (4) away from the guide channel is bent outward.

2. A rolling mill feed guide device according to claim 1, characterized in that: An insert plate is fixedly arranged on the end surface of the lining plate (7) away from the guide channel, the distance between the insert plate and the lining plate (7) matches the thickness of the cross plate (2), the cross plate (2) is located between the insert plate and the lining plate (7), and the insert plate is detachably connected to the cross plate (2) by bolts; The lining plate (7) is a structural member made of wear-resistant steel; The edge of the lining plate (7) adjacent to the guide channel and adjacent to the feed end of the guide channel adopts a chamfered structure.

3. A rolling mill feed guide device according to claim 1, characterized in that: One end of the guide channel adjacent to the guide plate (4) is a feed end, and the other end is a discharge end; A positioning groove (101) matching the roller is formed at one end of the side plate (1) adjacent to the discharge end of the guide channel.

4. A rolling mill feed guide device according to claim 1, characterized in that: One end of the guide plate (4) adjacent to the side plate (1) is fixedly connected to the first connecting plate (401), the first connecting plate (401) is connected to the second connecting plate (403), and the second connecting plate (403) is detachably connected to the adjustment plate (3) via bolts; A reinforcing rib (402) is provided between the guide plate (4) and the first connecting plate (401); The guide plate (4) is a structural member made of wear-resistant steel.

5. A rolling mill feed guide device according to claim 1, characterized in that: The side plate (1) is provided with a mounting hole (102), the adjustment plate (3) is fixedly provided with a mounting plate (302) corresponding to the mounting hole (102), and the mounting plate (302) is mounted on the inner side of the mounting hole (102); The two ends of the guide roller (8) are rotatably connected to a connecting seat (9), a rotating hole (902) is formed on the connecting seat (9), the rotating shafts at the two ends of the guide roller (8) are mounted on the inner side of the rotating hole (902), and the connecting seat (9) is connected to a mounting plate (302).

6. A rolling mill feed guide device according to claim 5, characterized in that: The mounting plate (302) is provided with a strip-shaped through hole (303), and the strip-shaped through hole (303) is arranged perpendicular to the guide channel. The lower end of the connecting seat (9) is provided with a sliding boss (901), and the sliding boss (901) is installed on the inner side of the strip-shaped through hole (303). The connecting seat (9) is provided with a strip-shaped groove (304) corresponding to the strip-shaped through hole (303), and the strip-shaped groove (304) matches the connecting seat (9). The connecting seat (9) is installed on the inner side of the strip-shaped groove (304), and the width of the connecting seat (9) is greater than the width of the sliding boss (901). A first compression spring (10) is provided between the connecting seat (9) and the side plate (1).

7. A rolling mill feed guide device according to claim 6, characterized in that: A guide rod (903) is fixedly provided on the connecting seat (9), a guide hole (305) matching the guide rod (903) is opened on the side plate (1), the guide rod (903) is installed on the inner side of the guide hole (305), and the first compression spring (10) is installed on the outer side of the guide rod (903).

8. A rolling mill feed guide device according to claim 5, characterized in that: A vertical plate (202) is fixedly provided on the end surface of the horizontal plate (2) away from the guide channel, and a screw rod (201) is provided on the vertical plate (202) and is arranged along the moving direction of the adjustment plate (3). A plug hole (301) corresponding to the screw rod (201) is opened on the adjustment plate (3), and the screw rod (201) is located on the inner side of the plug hole (301); The screw rod (201) is arranged in parallel with the guide rod (903), and the guide rod (903) is arranged perpendicular to the guide channel; The screw rod (201) is threadedly connected to a limit nut (6).

9. A rolling mill feed guide device according to claim 8, characterized in that: A second compression spring (5) is provided between the adjustment plate (3) and the vertical plate (202), and the second compression spring (5) is located outside the screw rod (201).

10. A rolling mill feed guide device according to claim 1, characterized in that: The side plate (1) is a structural member made of wear-resistant steel.

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