CN213856309U - Rolling system of bar and wire rod damage-preventing roughing mill - Google Patents

Abstract

The utility model belongs to the technical field of bar and wire steel rolling, and discloses a bar and wire anti-destructive roughing mill rolling system, which comprises a first roughing mill, a second roughing mill and a third roughing mill, wherein a first steel plate is connected between the discharge end of the first roughing mill and the feed end of the second roughing mill, a second steel plate is connected between the discharge end of the second roughing mill and the feed end of the third roughing mill, a controller is installed at the top end of the third roughing mill, and the bottom ends of the first steel plate and the second steel plate are both connected with a support plate, the utility model has the advantages of automatically judging red steel pile information, automatically carrying out emergency shutdown treatment, simultaneously eliminating the serious damage of the rough rolling red steel pile to the rolling mill and auxiliary equipment, further saving the maintenance cost, reducing the accident treatment time, and being not limited by the number of the roughing mills, the arrangement type of the rolling mills, and the size of billet raw materials, any two rolling mills can be set according to the method, and the limitation is small.

Description

Rolling system of bar and wire rod damage-preventing roughing mill

Technical Field

The utility model belongs to the technical field of stick wire rod steel rolling, concretely relates to stick wire rod prevents destructiveness roughing mill rolling system.

Background

The rod and wire are one of the important products in the steel industry, and are widely used in the industries of buildings, machinery and metal products. In addition, the super steel bar wire product is also widely applied to the industrial fields of automobiles, rail transit, shipbuilding, electrical equipment, heavy machinery, precision machinery, mines, railways and the like.

The roughing mill group is used as an important component of a bar and wire rolling system, has larger influence on production efficiency and product quality, plays a decisive role on production due to normal operation and stability of equipment, is also frequent in roughing mill steel stacking accidents caused by incorrect setting of rolling speed, roller diameter, post-roll (groove) tension and other uncertain factors, generally, the billet raw materials of a bar and wire steel rolling production line are square billets of 140 x 140 mm-220 x 220mm and large rectangular billets of 310 x 360mm and the like, the roughing mill group is positioned at the beginning of the steel rolling production line, the size required by process requirements is obtained after deformation of initial several passes (generally 1-6), but the red steel in any pass of the roughing mill still has larger section size at the moment, and the stacking steel caused by the uncertain factors has more serious impact damage phenomena on the roughing mill and related auxiliary equipment, if the roughing mill is damaged by serious impact, the maintenance cost is increased, the accident handling time is increased, the daily output is reduced, and the benefit is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bar wire rod prevents the rolling system of destructive roughing mill to it causes the serious problem of destroying of roughing mill and attached equipment to propose traditional roughing mill pile steel in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a bar wire rod prevents destructiveness roughing mill rolling system, includes first roughing mill, second roughing mill and third roughing mill, be connected with the first steel sheet of crossing between the discharge end of first roughing mill and the feed end of second roughing mill, be connected with the second between the discharge end of second roughing mill and the feed end of third roughing mill and cross the steel sheet, the controller is installed on the top of third roughing mill, the first bottom of crossing the steel sheet and the second and crossing the steel sheet all is connected with the backup pad.

Preferably, the slots are symmetrically formed in two sides of the upper wall of the first steel plate and the second steel plate, the side baffle is inserted into the slots, the first steel plate and the second steel plate are connected with the fastening bolts in a screwing mode at equal intervals in the front side and the rear side, and the end portions of the fastening bolts are connected to the inside of the side baffle in a screwing mode.

Preferably, the first reinforcing plate is fixed to the upper surface wall of the first steel plate and the second steel plate, the second reinforcing plate is fixed to the inner side wall of the side baffle, and the outer surface walls of the first reinforcing plate and the second reinforcing plate are smooth and free of protrusions.

Preferably, a storage box is fixed at the top end of the first roughing mill and the second roughing mill, and a box door is installed on the outer surface wall of the storage box.

Preferably, the bottom end of the supporting plate is flush with the bottom end of the first roughing mill, and the bottom ends of the side walls of the supporting plate are symmetrically connected with mounting plates.

Preferably, the upper surface wall of the mounting plate is provided with a mounting hole, and the mounting hole is of a circular structure.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses have the automatic red steel of judgement and pile steel information to can carry out emergency stop automatically and handle, eliminated simultaneously and roughly rolled red steel pile steel and seriously destroyed to rolling mill and attached equipment, and then practiced thrift cost of maintenance, reduced accident processing time, and not receive roughing mill quantity, rolling mill arrangement pattern, steel billet raw materials size restriction, all can set for according to this method between two arbitrary rolling mills, the limitation is little.

(2) The utility model discloses the side shield that adds can effectively avoid steel to cross the steel sheet from first steel sheet or second and slide down, improves the security, in addition, through slot and fastening bolt's cooperation, has realized the detachable connection of side shield, abandons welded mode, is convenient for its installation and lift off.

Drawings

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

FIG. 2 is a top view of a first pass plate of the present invention;

fig. 3 is a top view of the mounting plate of the present invention;

fig. 4 is a top view of the side dam of the present invention;

in the figure: 1. a first roughing mill; 2. a first steel passing plate; 3. a side dam; 4. a support plate; 5. a second roughing mill; 6. a second steel passing plate; 7. fastening a bolt; 8. mounting a plate; 9. a third roughing mill; 10. a controller; 11. a first reinforcing plate; 12. a slot; 13. mounting holes; 14. a second reinforcing plate; 15. a storage box.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Referring to fig. 1-4, the present invention provides the following technical solutions: a bar and wire damage prevention roughing mill rolling system comprises a first roughing mill 1, a second roughing mill 5 and a third roughing mill 9, wherein a first steel passing plate 2 is connected between the discharge end of the first roughing mill 1 and the feed end of the second roughing mill 5, a second steel passing plate 6 is connected between the discharge end of the second roughing mill 5 and the feed end of the third roughing mill 9, a controller 10 is installed at the top end of the third roughing mill 9, the type of the controller 10 is a CPU226, wherein the first roughing mill 1, the second roughing mill 5 and the third roughing mill 9 are electrically connected with the controller 10, the bottom ends of the first steel passing plate 2 and the second steel passing plate 6 are connected with a support plate 4, when red steel enters the first roughing mill 1, the red steel enters the second roughing mill 5 after passing through the first steel passing plate 2, enters the third roughing mill 9 after passing through the second steel plate 6, the red steel continues according to the number of the roughing mills in this order, the controller 10 displays the current and linear speed of each roughing mill, when the next rolling mill still does not detect the normal current value after the set time from the previous rolling mill, the controller 10 can automatically start the emergency stop, and the red steel is prevented from seriously damaging the next rolling mill and accessory equipment.

Further, slot 12 has been seted up to first last wall bilateral symmetry of crossing steel sheet 2 and second steel sheet 6, the inside of slot 12 is inserted and is equipped with side shield 3, the first equal interval of side closes soon around crossing steel sheet 2 and second steel sheet 6 and is connected with fastening bolt 7, fastening bolt 7's tip closes soon and is connected to side shield 3's inside, side shield 3 through addding can effectively avoid steel to cross steel sheet 2 or second from first crossing steel sheet 6 and slide down, the security is improved, furthermore, detachable side shield 3 is convenient for its installation and lift off, and is comparatively convenient.

Further, the first reinforcing plate 11 is fixed on the upper surface wall of the first steel plate 2 and the second steel plate 6, the second reinforcing plate 14 is fixed on the inner side wall of the side baffle 3, the outer surface walls of the first reinforcing plate 11 and the second reinforcing plate 14 are smooth and have no protrusion, and the outer surface walls of the first reinforcing plate 11 and the second reinforcing plate 14 have small friction force, so that steel can pass through the reinforcing plates.

Further, the top ends of the first roughing mill 1 and the second roughing mill 5 are fixed with a storage box 15, a box door is installed on the outer wall of the storage box 15, and maintenance tools can be stored in the storage box 15 and can be conveniently and quickly found when needed.

Further, the bottom of backup pad 4 flushes with the bottom of first roughing mill 1 mutually, and the lateral wall bottom symmetric connection of backup pad 4 has mounting panel 8, and mounting hole 13 has been seted up to the last wall of mounting panel 8, and mounting hole 13 is circular structure, can stably fix backup pad 4 through mounting panel 8 of seting up mounting hole 13, and then increases first steel sheet 2 and the second stability of crossing steel sheet 6 of crossing.

The utility model discloses a theory of operation and use flow: when the utility model is used, after red steel enters the first roughing mill 1, the red steel enters the second roughing mill 5 after passing through the first steel plate 2, then passes through the second steel plate 6 and enters the third roughing mill 9, and continues according to the number of the roughing mills in this order, the controller 10 displays the current and the linear velocity of each roughing mill, when the next rolling mill still does not detect the normal current value after the set time from the previous rolling mill, the controller 10 can automatically start the emergency stop to avoid the red steel from seriously damaging the next rolling mill and the accessory equipment, in addition, the steel can be effectively prevented from sliding down from the first steel plate 2 or the second steel plate 6 by the added side baffle 3, the safety is improved, wherein, the detachable side baffle 3 is convenient for the installation and the dismounting, in addition, the friction force of the appearance wall of the added first reinforcing plate 11 and the second reinforcing plate 14 is small, is beneficial to the passing of steel.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a bar wire rod prevents rolling system of destructive roughing mill which characterized in that: including first roughing mill (1), second roughing mill (5) and third roughing mill (9), be connected with first steel sheet (2) of crossing between the discharge end of first roughing mill (1) and the feed end of second roughing mill (5), be connected with the second between the discharge end of second roughing mill (5) and the feed end of third roughing mill (9) and cross steel sheet (6), controller (10) are installed on the top of third roughing mill (9), first bottom of crossing steel sheet (2) and second and crossing steel sheet (6) all is connected with backup pad (4).

2. The bar and wire breakage prevention roughing mill rolling system of claim 1 further comprising: first last wall bilateral symmetry of crossing steel sheet (2) and second and having seted up slot (12), the inside of slot (12) is inserted and is equipped with side shield (3), the first equal interval of side closes soon around crossing steel sheet (6) with the second and is connected with fastening bolt (7), the tip of fastening bolt (7) closes soon the inside that is connected to side shield (3).

3. The bar and wire breakage prevention roughing mill rolling system of claim 2 wherein: the first upper surface wall of crossing steel sheet (2) and second and crossing steel sheet (6) all is fixed with first reinforcing plate (11), the inside wall of side shield (3) is fixed with second reinforcing plate (14), the outward appearance wall of first reinforcing plate (11) and second reinforcing plate (14) is all smooth not have the arch.

4. The bar and wire breakage prevention roughing mill rolling system of claim 1 further comprising: and a storage box (15) is fixed at the top ends of the first roughing mill (1) and the second roughing mill (5), and a box door is installed on the outer surface wall of the storage box (15).

5. The bar and wire breakage prevention roughing mill rolling system of claim 1 further comprising: the bottom of backup pad (4) flushes mutually with the bottom of first roughing mill (1), the lateral wall bottom symmetric connection of backup pad (4) has mounting panel (8).

6. The bar and wire breakage prevention roughing mill rolling system of claim 5 wherein: mounting hole (13) have been seted up to the upper surface wall of mounting panel (8), mounting hole (13) are circular structure.

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