CN214976816U

CN214976816U - Straightening roller driving device of continuous casting withdrawal and straightening machine

Info

Publication number: CN214976816U
Application number: CN202121710512.9U
Authority: CN
Inventors: 黄兴龙; 孙茂华; 赵强; 马磊
Original assignee: Qinyang Hongda Steel Co ltd
Current assignee: Qinyang Hongda Steel Co ltd
Priority date: 2021-07-26
Filing date: 2021-07-26
Publication date: 2021-12-03
Anticipated expiration: 2031-07-26

Abstract

The utility model relates to a smelt technical field, a straightening roller drive arrangement of continuous casting withdrawal and straightening machine is disclosed, which comprises a frame, go up straightening roller and lower straightening roller and connect on U type support through the connecting axle respectively, one side of U type support is equipped with the drive shaft, the opposite side is equipped with threaded rod one and threaded rod two, the connecting axle passes through drive assembly and is connected with the drive shaft, drive assembly includes bevel gear one, bevel gear two, bevel gear one connects on the connecting axle, bevel gear two is connected with the cavity pivot, the cavity pivot is rotated and is connected on the fixed block, the fixed block is fixed in on the U type support, be connected with the connecting block on the U type support. The utility model discloses can adjust the height of going up the leveling roller and leveling roller down respectively, the accurate regulation of being convenient for improves the treatment effect to the steel band surface to can be applicable to different products, adapt to different use scenes, the commonality is strong.

Description

Straightening roller driving device of continuous casting withdrawal and straightening machine

Technical Field

The utility model relates to a smelt technical field, especially relate to a straightening roller drive arrangement of continuous casting withdrawal and straightening machine.

Background

The continuous casting withdrawal and straightening machine can play a role in withdrawal and straightening, most of the existing withdrawal and straightening machines adopt a structure that a lower straightening roller is fixed and an upper straightening roller can be adjusted, so that the withdrawal and straightening machines are inconvenient to accurately adjust, have poor treatment effect on the surface of a steel strip, are limited in applicable products and use scenes and have poor universality.

SUMMERY OF THE UTILITY MODEL

To the technical problem that prior art exists, the utility model provides a straightening roller driving device of continuous casting withdrawal and straightening machine.

In order to achieve the above object, the utility model provides a following technical scheme: a straightening roller driving device of a continuous casting withdrawal and straightening machine comprises a rack, an upper straightening roller and a lower straightening roller, wherein the upper straightening roller and the lower straightening roller are oppositely arranged in the rack and are respectively connected to a U-shaped support in a rotating manner through connecting shafts, one side of the U-shaped support is provided with a driving shaft, the other side of the U-shaped support is provided with a first threaded rod and a second threaded rod, the driving shaft is connected with a driving motor, the driving shaft is provided with a connecting key extending along the axial direction of the driving shaft, the connecting shaft is connected with the driving shaft through a transmission assembly, the transmission assembly comprises a first bevel gear and a second bevel gear, the first bevel gear is connected to the connecting shafts, the second bevel gear is meshed with the first bevel gear and is connected with a hollow rotating shaft, the hollow rotating shaft is sleeved outside the driving shaft, the inner wall of the hollow rotating shaft is provided with a key groove matched with the connecting key, the hollow rotating shaft is connected to a fixed block fixed on the U-shaped support, and the first threaded rod is connected with an ascending and descending motor, the second threaded rod is connected with a lower lifting motor, the U-shaped support is connected with a connecting block, a first internal threaded hole in threaded fit with the first threaded rod is formed in the connecting block of the U-shaped support of the upper straightening roller, and a second internal threaded hole in threaded fit with the second threaded rod is formed in the connecting block of the U-shaped support of the lower straightening roller.

Preferably, a first guide hole in sliding fit with the second threaded rod is formed in the connecting block of the U-shaped support of the upper straightening roll, and a second guide hole in sliding fit with the first threaded rod is formed in the connecting block of the U-shaped support of the lower straightening roll.

Preferably, the U-shaped support is connected with the frame through a connecting mechanism, the connecting mechanism comprises a connecting sleeve, a connecting rod and a connecting spring, the connecting sleeve is fixed on the frame, one end of the connecting rod is connected to the U-shaped support, the other end of the connecting rod is inserted into the connecting sleeve, the connecting spring is sleeved outside the connecting sleeve and the connecting rod, and two ends of the connecting spring are respectively connected with the frame and the U-shaped support.

The utility model discloses still including enabling other subassemblies of a continuous casting withdrawal and straightening unit straightener roller drive arrangement normal use, be the conventional technical means in this field. In addition, the device or the component which is not limited in the utility model adopts the conventional technical means in the field.

The utility model discloses a driving motor just can realize going up the synchronous reverse rotation of leveling roller and lower leveling roller, can avoid because go up leveling roller and lower leveling roller motion not synchronous, have the steel band surface fish tail wearing and tearing that speed difference caused, guarantee product quality. Additionally, the utility model discloses can be respectively to the height of going up the leveling roller and leveling roller down adjust, the accurate regulation of being convenient for improves the treatment effect to the steel band surface to can be applicable to different products, adapt to different use scenes, the commonality is strong.

Drawings

Fig. 1 is a schematic structural diagram of the present embodiment.

In the figure: the device comprises a rack 1, an upper straightening roller 2, a lower straightening roller 3, a connecting shaft 4, a 5U-shaped support, a driving shaft 6, a first threaded rod 7, a second threaded rod 8, a connecting key 9, a first bevel gear 10, a second bevel gear 11, a hollow rotating shaft 12, a fixed block 13, a connecting block 14, a connecting sleeve 15, a connecting rod 16 and a connecting spring 17.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Examples

Referring to fig. 1, a straightening roll driving device of a continuous casting withdrawal and straightening machine comprises a frame 1, an upper straightening roll 2 and a lower straightening roll 3, wherein the upper straightening roll 2 and the lower straightening roll 3 are oppositely arranged in the frame 1 and are respectively rotatably connected to a U-shaped support 5 through a connecting shaft 4, one side of the U-shaped support 5 is provided with a driving shaft 6, the other side of the U-shaped support 5 is provided with a first threaded rod 7 and a second threaded rod 8, the driving shaft 6 is connected with a driving motor, the driving shaft 6 is provided with a connecting key 9 extending along the axial direction of the driving shaft, the connecting shaft 4 is connected with the driving shaft 6 through a transmission assembly, the transmission assembly comprises a first bevel gear 10 and a second bevel gear 11, the first bevel gear 10 is connected to the connecting shaft 4, the second bevel gear 11 is meshed with the first bevel gear 10 and is connected with a hollow rotating shaft 12, the hollow rotating shaft 12 is sleeved outside the driving shaft 6, and the inner wall of the hollow rotating shaft 12 is provided with a key groove matched with the connecting key 9, the cavity pivot 12 rotates to be connected on fixed block 13, fixed block 13 is fixed in on U type support 5, threaded rod 7 is connected with the lift motor, two 8 of threaded rod are connected with down elevator motor, are connected with connecting block 14 on the U type support 5, wherein go up be equipped with on the connecting block 14 of the U type support 5 of leveling roller 2 with a threaded rod 7 screw-thread fit's internal thread hole one, be equipped with on the connecting block 14 of the U type support 5 of leveling roller 3 down with two 8 screw-thread fit's of threaded rod internal thread hole two. In this embodiment, when the driving shaft 6 rotates, the hollow rotating shaft and the second bevel gear 11 are driven to rotate by the connecting key 9.

A first guide hole in sliding fit with the second threaded rod 8 is formed in the connecting block 14 of the U-shaped support 5 of the upper straightening roll 2, and a second guide hole in sliding fit with the first threaded rod 7 is formed in the connecting block 14 of the U-shaped support 5 of the lower straightening roll 3.

U type support 5 passes through coupling mechanism with frame 1 and is connected, coupling mechanism includes connecting sleeve 15, connecting rod 16 and coupling spring 17, connecting sleeve 15 is fixed in on the frame 1, connecting rod 16 one end is connected on U type support 5, and the other end inserts in connecting sleeve 15, outside connecting sleeve 15 and connecting rod 16 were located to the coupling spring 17 cover, coupling spring 17's both ends were connected with frame 1 and U type support 5 respectively.

The drive shaft 6 is driven by driving motor and rotates to drive through the bevel gear transmission and go up the synchronous reverse rotation of leveling roller 2 and lower leveling roller 3, thereby make and go up leveling roller 2 and lower leveling roller 3 and straighten the steel band of passing through, the utility model discloses a this kind of setting just can realize the synchronous reverse rotation of going up leveling roller 2 and lower leveling roller 3 through a driving motor, can avoid because go up leveling roller 2 and lower leveling roller 3 motion asynchronous, have the steel band surface fish tail wearing and tearing that the speed difference caused, guarantee product quality.

The upper lifting motor drives the threaded rod I7 to rotate, so that the U-shaped support 5 of the upper straightening roller 2 is lifted along the vertical direction, the height of the upper straightening roller 2 can be adjusted, and at the moment, the bevel gear I10 and the bevel gear II 11 corresponding to the U-shaped support 5 are lifted synchronously with the U-shaped support; in a similar way, the lower lifting motor drives the second threaded rod 8 to rotate, and the height of the lower straightening roll 3 can be adjusted. The utility model discloses can adjust the height of going up the leveling roller and leveling roller down respectively, the accurate regulation of being convenient for improves the treatment effect to the steel band surface to can be applicable to different products, adapt to different use scenes, the commonality is strong.

In addition, when the upper straightening roll 2 is lifted, the driving shaft 6 and the second threaded rod 8 both play a role in guiding the upper straightening roll, so that the moving stability of the upper straightening roll is ensured; in a similar way, when the lower straightening roll 3 goes up and down, the driving shaft 6 and the first threaded rod 7 both play a role in guiding the lower straightening roll, and the moving stability of the lower straightening roll is ensured.

The arrangement of the connecting mechanism can further ensure the connection balance of the upper straightening roll 2 or the lower straightening roll 3, thereby ensuring the working stability of the straightening rolls.

The foregoing description of the embodiments of the invention has been presented for purposes of illustration and not limitation, and is not intended to be exhaustive or limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the illustrated embodiments.

Claims

1. The utility model provides a straightening roll drive arrangement of continuous casting withdrawal and straightening machine, includes frame, upper straightening roll and lower straightening roll, its characterized in that: the upper straightening roll and the lower straightening roll are oppositely arranged in the frame and are respectively connected to the U-shaped bracket in a rotating manner through connecting shafts, one side of the U-shaped bracket is provided with a driving shaft, the other side of the U-shaped bracket is provided with a first threaded rod and a second threaded rod, the driving shaft is connected with a driving motor, the driving shaft is provided with a connecting key extending along the axial direction of the driving shaft, the connecting shaft is connected with the driving shaft through a transmission assembly, the transmission assembly comprises a first bevel gear and a second bevel gear, the first bevel gear is connected to the connecting shaft, the second bevel gear is meshed with the first bevel gear and is connected with a hollow rotating shaft, the hollow rotating shaft is sleeved outside the driving shaft, the inner wall of the hollow rotating shaft is provided with a key groove matched with the connecting key, the hollow rotating shaft is connected to a fixed block, the fixed block is fixed on the U-shaped bracket, the first threaded rod is connected with an upper lifting motor, the second threaded rod is connected with a lower lifting motor, and the U-shaped bracket is connected with a connecting block, the connecting block of the U-shaped support of the upper straightening roll is provided with a first internal thread hole in threaded fit with the first threaded rod, and the connecting block of the U-shaped support of the lower straightening roll is provided with a second internal thread hole in threaded fit with the second threaded rod.

2. The driving device of the straightening roll of the continuous casting withdrawal and straightening machine according to claim 1, characterized in that: and a first guide hole in sliding fit with the second threaded rod is formed in the connecting block of the U-shaped support of the upper straightening roll, and a second guide hole in sliding fit with the first threaded rod is formed in the connecting block of the U-shaped support of the lower straightening roll.

3. The driving device of the straightening roll of the continuous casting withdrawal and straightening machine according to claim 1, characterized in that: the U-shaped support is connected with the frame through a connecting mechanism, the connecting mechanism comprises a connecting sleeve, a connecting rod and a connecting spring, the connecting sleeve is fixed on the frame, one end of the connecting rod is connected to the U-shaped support, the other end of the connecting rod is inserted into the connecting sleeve, the connecting spring is sleeved outside the connecting sleeve and the connecting rod, and two ends of the connecting spring are connected with the frame and the U-shaped support respectively.