CN215966212U - Double-roller casting and rolling device for producing low-alloy high-strength steel - Google Patents

Abstract

The utility model relates to a double-roller casting device for producing low-alloy high-strength steel, which comprises a rack, wherein a roller shaft is rotatably arranged on the rack, a universal shaft is fixedly arranged outside the roller shaft, a gear reduction box is fixedly arranged on one end, away from the roller shaft, of the universal shaft, a supporting plate is fixedly arranged at the bottom of the gear reduction box, an adjusting device is arranged at the bottom of the supporting plate, the adjusting device comprises a bottom plate, and a coarse adjusting device is arranged at the top of the bottom plate. This low alloy high strength steel production is with two roller casting device, through setting up coarse adjustment device, through the gear, the rack, adjust the pole, promote rack jack-up layer board with the help of lever principle, simple structure is laborsaving, simultaneously through kelly, sliding frame, slide bar, can be convenient for fix the position after adjusting to and be convenient for continuously adjust, through setting up the bearing, adjust the pole, can realize accurate the regulation through screw-thread fit, make the practical function of device stronger, easily promote.

Description

Double-roller casting and rolling device for producing low-alloy high-strength steel

Technical Field

The utility model relates to the technical field of low-alloy high-strength steel production, in particular to a double-roller casting and rolling device for producing low-alloy high-strength steel.

Background

The steel is weldable low-carbon steel for engineering structure, the carbon content of the steel is usually less than 0.25%, the steel has higher yield point sigma s or yield strength sigma 0.2 (30-80 kgf/mm2) and yield ratio sigma s/sigma b (0.65-0.95) than common carbon structural steel, better cold and hot processing formability, good weldability, lower cold brittleness tendency, notch and aging sensitivity, and better resistance to corrosion of atmosphere, seawater and the like, the content of alloy elements is lower, generally less than 2.5%, and the steel is used in a hot rolling state or after simple heat treatment (non-quenched and tempered state); therefore, the steel can be produced in large quantities and widely used.

The roll shafts of the double-roll casting and rolling machine in the prior art are processed by adopting casting and rolling, and are connected with two roll shafts respectively through universal joints by adopting double motors through a speed reducer in the process of equipment installation due to the adoption of a structural form of extruding and discharging by two rolls.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a double-roller casting and rolling device for producing low-alloy high-strength steel, which has the advantages of convenience in use, reduction in labor intensity of workers and the like, and solves the problem that in the prior art, lifting adjustment is usually used for mounting a universal joint, so that manpower and material resources are wasted in mounting.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a low alloy high strength steel production is with two roller casting device, includes the frame, rotate in the frame and install the roller, the outside fixed mounting of roller has the cardan shaft, the cardan shaft is kept away from one of roller and is served fixed mounting and have a gear reduction box, gear reduction box's bottom fixed mounting has the layer board, the bottom of layer board is provided with adjusting device.

The adjusting device comprises a bottom plate, a coarse adjusting device is arranged at the top of the bottom plate, a motor is fixedly mounted at the top of the bottom plate, a bearing is rotatably mounted on one side face of the supporting plate facing the universal shaft, a support is fixedly mounted on the outer portion of an output shaft of the motor, the bottom of the support is fixedly connected with the bearing, an adjusting rod is movably mounted in the bearing, a shaft sleeve is rotatably mounted on the outer portion of the universal shaft, and the shaft sleeve is fixedly connected with the adjusting rod.

Further, adjusting device includes the sleeve of fixed mounting at the bottom plate top, telescopic inside movable mounting has the rack, fixed mounting has the sliding frame on the telescopic lateral wall, the inside slidable mounting of sliding frame has the slide bar, the outside movable mounting of slide bar has the gear, the outside fixed mounting of gear has the dwang that extends to the sleeve outside, telescopic internal rotation installs the installation axle, the outside of installation axle is rotated and is installed the kelly, the outside of installation axle is fixed mounting still has the clamp plate of fixed connection kelly, fixed mounting has reset spring between clamp plate and the telescopic inner diapire.

Furthermore, a thread groove is formed in the inner wall of the bearing, the adjusting rod is a screw rod, and threads outside the adjusting rod are meshed with the thread groove.

Further, all seted up the opening on telescopic top and the preceding lateral wall, the opening at top can the rack run through the opening that extends to the top and slide and extend, and the dwang rotates the opening outside that extends to preceding lateral wall and adjusts.

Further, the clamping plate and the pressing plate are perpendicularly and fixedly connected at ninety degrees, and the clamping plate and the pressing plate are rotatably mounted outside the mounting shaft.

Further, a sliding rail is fixedly mounted inside the sleeve, and the rack is connected with the sliding rail in a sliding mode.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

this low alloy high strength steel production is with two roller casting device, through setting up coarse adjustment device, through the gear, the rack, adjust the pole, promote rack jack-up layer board with the help of lever principle, simple structure is laborsaving, simultaneously through kelly, sliding frame, slide bar, can be convenient for fix the position after adjusting to and be convenient for continuously adjust, through setting up the bearing, adjust the pole, can realize accurate the regulation through screw-thread fit, make the practical function of device stronger, easily promote.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the coarse adjustment device according to the present invention;

fig. 3 is a side view of the coarse adjustment device of the present invention.

In the figure: 1 frame, 2 roll shafts, 3 universal shafts, 4 gear reduction boxes, 5 supporting plates, 6 bottom plates, 7 coarse adjustment devices, 701 sleeves, 702 racks, 703 sliding frames, 704 sliding rods, 705 gears, 706 rotating rods, 707 mounting shafts, 708 clamping rods, 709 pressing plates, 710 springs, 8 motors, 9 supports, 10 bearings, 11 adjusting rods and 12 shaft sleeves.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the double-roller casting device for producing low-alloy high-strength steel in the embodiment includes a frame 1, a roller shaft 2 is rotatably installed on the frame 1, a universal shaft 3 is fixedly installed outside the roller shaft 2, a gear reduction box 4 is fixedly installed on one end of the universal shaft 3 far away from the roller shaft 2, a supporting plate 5 is fixedly installed at the bottom of the gear reduction box 4, and an adjusting device is installed at the bottom of the supporting plate 5.

In this embodiment, adjusting device includes bottom plate 6, the top of bottom plate 6 is provided with coarse adjusting device 7, there is motor 8 at the top of bottom plate 6 still fixed mounting, 5 rotate on the side of cardan shaft 3 towards the layer board and install bearing 10, the outside fixed mounting of output shaft of motor 8 has support 9, the bottom of support 9 fixed connection bearing 10, movable mounting has regulation pole 11 in the bearing 10, the outside of cardan shaft 3 is rotated and is installed axle sleeve 12, axle sleeve 12 fixed connection adjusts pole 11, make axle sleeve 12 can drive cardan shaft 3 and do less altitude mixture control and realize meticulous regulation.

It should be noted that, a thread groove is formed on the inner wall of the bearing 10, the adjusting rod 11 is a screw rod, and threads outside the adjusting rod 11 are engaged with the thread groove, so that the bearing 10 can drive the adjusting rod 11 to adjust the up-down position under rotation, the shaft sleeves 12 include two groups, which are respectively rotatably mounted outside the two shafts of the universal shaft 3, and the adjusting rod 11 and the two groups of shaft sleeves 12 are both fixedly connected.

The adjusting device 7 in this embodiment includes a sleeve 701 fixedly installed on the top of the bottom plate 6, a rack 702 is slidably installed inside the sleeve 701, a sliding frame 703 is fixedly installed on a side wall of the sleeve 701, a sliding rod 704 is slidably installed inside the sliding frame 703, a gear 705 is rotatably installed outside the sliding rod 704, a tooth profile of the gear 705 is meshed with the rack 702, a rotating rod 706 extending to the outside of the sleeve 705 is fixedly installed outside the gear 705, the rotating rod 706 extends to the outside of the sleeve 701 for a long distance, so that the adjustment is labor-saving through a lever principle, an installation shaft 707 is rotatably installed inside the sleeve 701, a clamping rod 708 is rotatably installed outside the installation shaft 707, the clamping rod 708 is correspondingly clamped with the rack 702, and the sliding of the rack 702 can be limited, thereby keeping the position of the rack 702 limited, a pressure plate 709 fixedly connected with the catch 708 is fixedly mounted on the outer portion of the mounting shaft 707, and a return spring 710 is fixedly mounted between the pressure plate 709 and the inner bottom wall of the sleeve 701.

In this embodiment, the top and the front side wall of the sleeve 701 have openings, the opening at the top can facilitate the sliding extension of the rack 702, the opening at the front side wall can facilitate the rotation of the rotating rod 706 for rotation adjustment, and the extension of the pressing plate 709 and the rotation of the pressing plate 709 are facilitated.

It should be noted that the clamping plate 708 and the pressing plate 709 are vertically and fixedly connected at ninety degrees, and are rotatably mounted outside the mounting shaft 707, so that the clamping plate 708 and the pressing plate 709 can rotate synchronously, and the pressing plate 709 is pushed by the return spring 710 to rotate, so that the clamping plate 708 is engaged with the tooth profile of the rack 702, and the downward sliding of the rack 702 is restricted.

And the slide rail is fixedly installed in the sleeve 701, and the rack 702 is connected with the slide rail in a sliding manner, so that the rack 702 can be ensured to stably slide up and down, and the sliding deviation of the rack 702 is prevented.

The working principle of the above embodiment is as follows:

when universal joints need to be installed, firstly, a universal shaft 3 and a gear reduction box 4 are placed on the top of a supporting plate 5, a rotating rod 706 is pressed down through an air cylinder or manpower, the rotating rod 706 rotates along the outside of a sliding rod 704, meanwhile, the tooth profile of the rotating rod 706 is meshed with a rack 702, the rack 702 slides and extends to the outside of a sleeve 701, the supporting plate 5 is jacked up, after the rotating rod 706 is pressed down through one rotation, the rotating rod 706 can be pulled, the sliding rod 704 slides in a sliding frame 703, a gear 705 is disengaged from the tooth profile of the rack 702, the rack 702 can be re-meshed after upwards rotating and resetting and continuously lifted, after the lifting is completed, a lower pressing plate 709 is pushed by the elastic force of a resetting spring 710 to rotate by taking a mounting shaft 707 as a rotating center, meanwhile, the clamping rod 708 is driven to be meshed with the tooth profile of the rack 702, and the position limitation of the rack 702 is completed, then, the motor 8 drives the bearing 10 to rotate through the bracket 9 by driving the motor 8, and the bearing 10 is meshed with the adjusting rod 11 through threads of the bearing 10, so that the adjusting rod 11 moves up and down to accurately adjust the height of the universal shaft 3.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a low alloy high strength steel production is with two roller casting device, includes frame (1), its characterized in that: a roll shaft (2) is rotatably mounted on the rack (1), a universal shaft (3) is fixedly mounted outside the roll shaft (2), a gear reduction box (4) is fixedly mounted at one end, away from the roll shaft (2), of the universal shaft (3), a supporting plate (5) is fixedly mounted at the bottom of the gear reduction box (4), and an adjusting device is arranged at the bottom of the supporting plate (5);

adjusting device includes bottom plate (6), the top of bottom plate (6) is provided with coarse adjusting device (7), there is motor (8) at the top of bottom plate (6) still fixed mounting, bearing (10) are installed in rotation on layer board (5) the side towards cardan shaft (3), the outside fixed mounting of output shaft of motor (8) has support (9), the bottom of support (9) fixed connection bearing (10), movable mounting has regulation pole (11) in bearing (10), axle sleeve (12) are installed in the outside rotation of cardan shaft (3), axle sleeve (12) fixed connection adjusts pole (11).

2. The twin roll casting apparatus for producing low alloy, high strength steel as claimed in claim 1 wherein: the adjusting device (7) comprises a sleeve (701) fixedly arranged at the top of the bottom plate (6), a rack (702) is movably arranged in the sleeve (701), a sliding frame (703) is fixedly arranged on the side wall of the sleeve (701), a sliding rod (704) is slidably mounted inside the sliding frame (703), a gear (705) is movably mounted outside the sliding rod (704), a rotating rod (706) extending to the outside of the sleeve (701) is fixedly arranged on the outside of the gear (705), a mounting shaft (707) is rotatably mounted in the sleeve (701), a clamping rod (708) is rotatably mounted outside the mounting shaft (707), a pressure plate (709) fixedly connected with a clamping rod (708) is also fixedly arranged outside the mounting shaft (707), and a return spring (710) is fixedly arranged between the pressure plate (709) and the inner bottom wall of the sleeve (701).

3. The twin roll casting apparatus for producing low alloy, high strength steel as claimed in claim 1 wherein: the inner wall of the bearing (10) is provided with a thread groove, the adjusting rod (11) is a screw rod, and threads outside the adjusting rod (11) are meshed with the thread groove.

4. The twin roll casting apparatus for producing low alloy, high strength steel as claimed in claim 2 wherein: all seted up the opening on the top of sleeve (701) and the preceding lateral wall, the opening at top can be run through the opening that extends to the top by rack (702) and slide and extend, and dwang (706) rotate and extend to the opening outside on the preceding lateral wall and adjust.

5. The twin roll casting apparatus for producing low alloy, high strength steel as claimed in claim 2 wherein: the clamping rod (708) and the pressing plate (709) are vertically and fixedly connected at ninety degrees, and the clamping rod (708) and the pressing plate (709) are rotatably installed outside the installation shaft (707).

6. The twin roll casting apparatus for producing low alloy, high strength steel as claimed in claim 2 wherein: the inside fixed mounting of sleeve (701) has the slide rail, rack (702) sliding connection slide rail.

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