CN216881032U - Continuous casting and rolling pendulum shear driving device - Google Patents

Abstract

The utility model relates to a pendulum shear driving device for continuous casting and rolling, and belongs to the field of mechanical equipment. The utility model provides a continuous casting and rolling pendulum shear drive arrangement, includes: the telescopic device comprises an inclined wedge, a guide pillar and a telescopic rod, wherein the telescopic end of the telescopic rod is connected with the inclined wedge, the length of the inclined wedge is gradually increased in the direction perpendicular to the telescopic direction of the telescopic rod, the guide pillar comprises a guide groove, the guide groove is matched with the inclined wedge, and one end of the guide pillar is connected with an upper shearing unit. The telescopic rod provides telescopic motion, the driving wedge moves along the telescopic direction of the telescopic rod to enable the wedge to move relative to the guide groove, and then the driving guide pillar moves along the direction perpendicular to the telescopic direction of the telescopic rod, so that relative motion between the upper shearing unit and the lower shearing unit is achieved, and the continuous casting and rolling pendulum shear shears the intermediate billet.

Description

A continuous casting and rolling pendulum shear drive device

technical field

The utility model belongs to the field of mechanical equipment, and relates to a continuous casting, rolling, and swing shearing driving device.

Background technique

Continuous casting and rolling pendulum shear driving device is an important core equipment in thin slab continuous casting and rolling unit, which is used for shearing dummy bars and intermediate billets. Due to the larger thickness and larger width of the slab to be sheared, the required shear force is also very large.

The thin slab continuous casting and rolling swing shear driving device realizes shearing by positioning the upper shearing edge and lifting the lower shearing edge. At present, the positioning structure of the upper shearing blade adopts a large non-standard hydraulic cylinder and is equipped with a booster system, so as to obtain greater power; and in order to provide hydraulic oil for the hydraulic cylinder, a large hydraulic station with hundreds of kilowatts is required.

Utility model content

In view of this, the purpose of the present utility model is to provide a continuous casting, rolling, pendulum-shear driving device, which is used to improve the problem that the continuous casting, rolling, pendulum-shearing driving device requires relatively large power in the prior art.

To achieve the above object, the utility model provides the following technical solutions:

A continuous casting and rolling pendulum shearing drive device comprises: an inclined wedge, a guide column and a telescopic rod, the telescopic end of the telescopic rod is connected with the inclined wedge, and in the telescopic direction perpendicular to the telescopic rod, the The length of the inclined wedge gradually increases, the guide post includes a guide groove, the guide groove matches the inclined wedge, and one end of the guide post is connected with the upper shearing unit.

Optionally, two sides of the guide post are provided with guide grooves, and the inclined wedge includes two drive arms, the two drive arms form a U-shaped structure, and the drive arms have the same shape as the guide groove. match.

Optionally, the continuous casting, rolling, pendulum-shear driving device further includes a frame and a damper, one end of the damper is connected to one end of the guide post, and the other end of the damper is connected to the frame, so The damper is in compression.

Optionally, the frame includes a bearing seat, the bearing seat includes a first guide hole, and the first guide hole is matched with the damper.

Optionally, the bearing seat includes a second guide hole, the second guide hole is matched with a connecting shaft, the connecting shaft includes a connecting hole, the connecting hole is coaxial with the first guide hole, the The connection holes are matched with the guide posts.

Optionally, a sliding bearing for carrying the connecting shaft is provided in the second guide hole.

Optionally, the other end of the damper is connected to the frame through a mounting plate.

The beneficial effects of the present utility model are:

The telescopic motion is provided by the telescopic rod, which drives the wedge to move along the telescopic direction of the telescopic rod, so that the inclined wedge and the guide groove move relative to each other, and then the guide post is driven to move along the telescopic direction perpendicular to the telescopic rod to realize the upper shearing The relative movement between the cutting unit and the lower shearing unit enables the continuous casting and rolling swing shear driving device to shear the intermediate billet.

Other advantages, objects and features of the present invention will be set forth in the description to the extent that follows, and to the extent will be apparent to those skilled in the art based on a study of the following, or may be Lessons are learned from the practice of the present invention. The objectives and other advantages of the present invention may be realized and attained by the following description.

Description of drawings

In order to make the purpose, technical solutions and advantages of the present utility model clearer, the present utility model will be described in detail below with reference to the accompanying drawings, wherein:

Fig. 1 is the structural representation of the continuous casting and rolling pendulum shearing drive device in the utility model;

Fig. 2 is another structural schematic diagram of the continuous casting, rolling, pendulum-shear driving device in the utility model;

Fig. 3 is a structural representation of the connecting shaft in the utility model;

Fig. 4 is another structural schematic diagram of the connecting shaft in the utility model;

FIG. 5 is a schematic structural diagram of a guide post in the present invention;

FIG. 6 is another structural schematic diagram of the guide post in the present invention.

Reference number:

Telescopic rod 21 , inclined wedge 22 , driving arm 221 , guide groove 23 , guide column 24 , damper 25 , connecting shaft 26 , sliding bearing 27 , mounting plate 28 , and first guide hole 29 .

Detailed ways

The embodiments of the present invention are described below through specific specific examples, and those skilled in the art can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. The present invention can also be implemented or applied through other different specific embodiments, and various details in this specification can also be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It should be noted that the drawings provided in the following embodiments are only used to illustrate the basic concept of the present invention in a schematic manner, and the following embodiments and features in the embodiments can be combined with each other without conflict.

Among them, the accompanying drawings are only used for exemplary description, and they are only schematic diagrams, not physical drawings, and should not be construed as restrictions on the present utility model; in order to better illustrate the embodiments of the present utility model, some parts of the accompanying drawings may have Omission, enlargement or reduction, do not represent the size of the actual product; it is understandable to those skilled in the art that some well-known structures and their descriptions in the accompanying drawings may be omitted.

The same or similar symbols in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there are terms "upper", "lower", "left", " The orientation or positional relationship indicated by "right", "front", "rear", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying the indicated device. Or the elements must have a specific orientation, be constructed and operated in a specific orientation, so the terms describing the positional relationship in the accompanying drawings are only used for exemplary illustration, and should not be construed as a limitation to the present invention, for those of ordinary skill in the art. , the specific meanings of the above terms can be understood according to specific situations.

Referring to FIGS. 1 to 6 , a continuous casting, rolling, pendulum-shearing driving device is provided, which includes an inclined wedge 22, a guide post 24 and a telescopic rod 21. The telescopic end of the telescopic rod 21 is connected to the inclined wedge 22. Perpendicular to the telescopic direction of the telescopic rod 21, the length of the inclined wedge 22 gradually increases, the guide post 24 includes a guide groove 23, the guide groove 23 matches the inclined wedge 22, One end of the column 24 is connected to the upper shearing unit. The telescopic motion is provided by the telescopic rod 21 , and the inclined wedge 22 is driven to move along the telescopic direction of the telescopic rod 21 , so that the inclined wedge 22 and the guide groove 23 move relative to each other, and then the guide post 24 is driven along the direction perpendicular to the telescopic rod 21 . The movement in the telescopic direction realizes the relative movement between the upper shearing unit and the lower shearing unit, so that the continuous casting and rolling pendulum shearing drive device can shear the intermediate billet, and at the same time prevent the telescopic rod 21 from directly bearing shearing force, The power demand of the transmission system is reduced by more than 90%, and the corresponding equipment cost is also greatly reduced, and finally the equipment investment cost and power cost of the swing shear are greatly reduced.

In order to eliminate the play between the components, an upward preload force can also be provided for the upper shearing unit through the damper 25. For example, the damper 25 can use a disc spring group. In some embodiments, the continuous casting The swing shear driving device also includes a frame and a damper 25, one end of the damper 25 is connected to one end of the guide post 24, and the other end of the damper 25 is connected to the frame, and the damper 25 is in the In the compressed state, the damper 25 in the compressed state can store the potential energy of outward expansion, thereby providing an upward preload force for the upper shearing unit. When the intermediate blank is sheared once, the damper 25 can drive the upper shearing unit. reset.

In order to accurately guide the movement of the guide post 24 , the frame includes a bearing seat, the bearing seat includes a first guide hole 29 , the first guide hole 29 is matched with the damper 25 and is limited by the first guide hole 29 The redundant degrees of freedom of the guide post 24 realize the transmission and movement of the guide post 24 .

In order to conduct shear stress, the bearing seat includes a second guide hole, the second guide hole is matched with the connecting shaft 26, the connecting shaft 26 includes a connecting hole, and the connecting hole and the first guide hole 29 Coaxial, the connection hole matches the guide post 24 . Further, the second guide hole is provided with a sliding bearing 27 for carrying the connecting shaft 26 .

In order to avoid the eccentric load between the inclined wedge 22 and the guide groove 23 , two sides of the guide post 24 are provided with guide grooves 23 , and the inclined wedge 22 includes two driving arms 221 , and the two driving arms 221 form U-shaped structure, the driving arm 221 matches the shape of the guide groove 23 .

In order to assemble the mounting plate 28 , the other end of the damper 25 is connected to the frame through the mounting plate 28 .

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention and not to limit them. Although the present invention has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should The technical solutions are modified or equivalently replaced without departing from the purpose and scope of the technical solutions, and they should all be included in the scope of the claims of the present invention.

Claims (7)

1. A driving device of continuous casting and rolling pendulum shear is characterized by comprising: the telescopic device comprises an inclined wedge, a guide pillar and a telescopic rod, wherein the telescopic end of the telescopic rod is connected with the inclined wedge, the length of the inclined wedge is gradually increased in the telescopic direction perpendicular to the telescopic rod, the guide pillar comprises a guide groove, the guide groove is matched with the inclined wedge, and one end of the guide pillar is connected with an upper shearing unit.

2. The pendulum shear drive of claim 1, wherein the guide post has guide slots on both sides thereof, and the wedge comprises two drive arms forming a U-shaped structure, the drive arms matching the shape of the guide slots.

3. The continuous casting and rolling pendulum shear drive of claim 1, further comprising a frame and a damper, wherein one end of the damper is connected to one end of the guide post, the other end of the damper is connected to the frame, and the damper is in a compressed state.

4. A pendulum shear drive as claimed in claim 3 wherein the frame comprises a bearing housing, the bearing housing comprising a first guide hole, the first guide hole matching the damper.

5. A pendulum shear drive as claimed in claim 4 wherein the bearing block comprises a second guide hole that mates with a connecting shaft, the connecting shaft comprising a connecting hole that is coaxial with the first guide hole, the connecting hole mating with the guide post.

6. A pendulum shear drive as claimed in claim 5 wherein a sliding bearing is provided in the second guide bore for carrying the connecting shaft.

7. A pendulum shear drive as claimed in claim 3 wherein the other end of the damper is connected to the frame by a mounting plate.

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