CN205762968U - A kind of high stability adjustable steel bar cold rolling device - Google Patents

Abstract

The utility model discloses a high-stability adjustable steel bar cold-rolling device, which includes two rotating shafts respectively provided with a first roller and a second roller, the lower end of the rotating shaft is connected with a seat frame, and the upper end is connected with a pillar; A pressure bearing, an auxiliary pressure plate, a double-hole pressure plate, a compression spring, and a double-hole adjustment plate are sequentially arranged on the pillars from bottom to top; an upper support plate is arranged between the pillars; an adjusting screw is arranged in the center of the bottom surface of the upper support plate , an adjusting nut is arranged on it; the central hole of the double-hole adjusting plate is sleeved on the adjusting screw; the center of the bottom surface of the auxiliary pressure plate and the center of the top surface of the seat frame are provided with a pressure sensor; the seat frame includes a convex seat plate and a concave Seat plate; there is a U-shaped slide bar in the convex seat plate; the U-shaped slide bar is provided with an adjustment handwheel; the center of the concave seat plate has a positioning screw; the upper support plate includes a convex support plate and a concave support plate connected to each other through a driven slide bar . It can improve the quality of cold-rolled steel bars, has strong reliability, convenient adjustment and wide application range.

Description

A High Stability Adjustable Steel Bar Cold Rolling Device

technical field

The utility model relates to the technical field of cold-rolled steel bar processing equipment, in particular to a high-stability adjustable steel bar cold-rolling device.

Background technique

The cold rolling mill uses a motor to drag the steel bar, and uses the first roll and the second roll on the cold rolling mill to apply force to both sides of the steel bar at the same time, and uses the gap between the first roll and the second roll to make cold rolling iron wire. And in the case of long-term work, the position of the first roll and the second roll will shift, resulting in different gaps between the first roll and the second roll, and the shape of the rolled steel bar will also be inconsistent, affecting the shape of the steel bar quality.

Utility model content

The purpose of this utility model is to solve the above problems and provide a high-stability adjustable cold-rolling device for steel bars, which can improve the consistency of cold-rolled steel bars in cold-rolling mills, improve the quality of cold-rolled steel bars, and have strong reliability and easy adjustment. Flexible and convenient.

In order to achieve the above purpose, the technical solution adopted by the utility model is: a high-stability adjustable steel bar cold rolling device, which includes two rotating shafts respectively equipped with a first roller (2) and a second roller (13) (18), the lower end of the rotating shaft (18) is connected to the seat frame (1), and the upper end is connected to the pillar (7); the pillar (7) is sequentially provided with a pressure bearing (3), an auxiliary pressure plate (12) from bottom to top ), a double-hole pressing plate (11), a compression spring (5), a double-hole adjusting plate (6); an upper support plate (10) is arranged between the pillars (7); the center of the bottom surface of the upper support plate (10) An adjusting screw (9) is provided with an adjusting nut (8); the center hole of the double-hole adjusting plate (6) is sleeved on the adjusting screw (9); the center of the bottom surface of the auxiliary pressing plate (12) and the seat A pressure sensor (14) is provided at the center of the top surface of the frame (1); a support rod (27) is provided between the seat frame (1) and the upper support plate (10); (23) and recessed seat plate (24) form; Described convex seat plate (23) is sleeved with U-shaped slide bar (21) to connect recessed seat plate (24); Described U-shaped slide bar (21) end An adjustment hand wheel (19) is provided; the center of the concave seat plate (24) is sleeved with a positioning screw (22) connected to the convex seat plate (23); the end of the positioning screw (22) is provided with a nut head (20) ; Between the convex seat plate (23) and the concave seat plate (24), a positioning spring (26) is arranged on the U-shaped slide bar (21); the upper support plate (10) includes a driven slide bar (30) A convex support plate (28) and a concave support plate (29) connected to each other; the end surface of the concave support plate (29) is provided with a fixing screw (32) for fixing the driven slide bar (30).

Further, pressure bearings (3) are arranged between the bottom end surface of the auxiliary pressing plate (12) and the first roller (2) and the second roller (13).

Further, pressure bearings (3) are arranged between the upper end surface of the seat frame (1) and the first roller (2) and the second roller (13).

Further, the tail end of the rotating shaft (18) is provided with gears (15) meshing with each other.

Further, ball bearings (4) are arranged between the rotating shaft (18) and the pillar (7), and between the rotating shaft (18) and the seat frame (1).

Further, flanged disks (16) are provided on both sides of the second roller (13); concave flanged disks (17) matched with the flanged disks (16) are provided on both sides of the first roller (2).

Further, a slide rail (25) is provided between the convex seat plate (23) and the concave seat plate (24); a driven slide rail is provided between the convex support plate (28) and the concave support plate (29). Rail (31).

The beneficial effects of the utility model:

1. In the utility model, by adjusting the nuts, the jointing of the upper and lower deviations of the two rollers can be realized, which can reduce the gap between the upper and lower deviations of the rollers, improve the consistency of cold rolling steel bars in the cold rolling mill, and improve the forming quality of the steel bars.

2. In the utility model, the pressure sensor can sense the stability of the cold rolling mill when dragging the steel bar. When the fluctuation gap between the two rollers is too large, the pressure sensor will transmit the fluctuation signal to the alarm system to remind the staff Carry out maintenance adjustments to ensure the stability of the steel bar dragging.

3. The distance between the two rollers can be adjusted by adjusting the hand wheel, so as to meet the needs of cold-rolled steel bars of different sizes. At the same time, the steel bars can achieve the best forming effect. The adjustment is flexible and convenient, and the application range is wide.

Description of drawings

Figure 1 is a schematic diagram of the overall structure of the utility model.

Fig. 2 is a structural schematic diagram of the first roller and the second roller in the utility model.

Figure 3 is a schematic diagram of the internal structure of the mount.

Figure 4 is a schematic diagram of the internal structure of the upper support plate.

In the figure: 1, seat frame; 2, first roller; 3, pressure bearing; 4, ball bearing; 5, compression spring; 6, double hole adjustment plate; 7, pillar; 8, adjustment nut; 9, adjustment screw rod; 10. Upper support plate; 11. Double hole pressure plate; 12. Auxiliary pressure plate; 13. Second roller; 14. Pressure sensor; 15. Gear; 16. Flange plate; 17. Concave flange plate; 18. Rotary shaft; 19 , adjusting handwheel; 20, nut head; 21, U-shaped slide bar; 22, positioning screw; 23, convex seat plate; 24, concave seat plate; 25, slide rail; 26, positioning spring; 27, support rod; 28 , convex support plate; 29, concave support plate; 30, driven slide bar; 31, driven slide rail; 32, fixing screw.

detailed description

In order to enable those skilled in the art to better understand the technical solution of the utility model, the utility model will be described in detail below in conjunction with the accompanying drawings. The description of this part is only exemplary and explanatory, and should not have any influence on the protection scope of the utility model. restrictive effect.

As shown in Fig. 1-Fig. 4, the concrete structure of the present utility model is: a kind of high-stability adjustable steel bar cold rolling device, it comprises two rotating shafts 18 that are respectively provided with the first roller 2 and the second roller 13 The lower end of the rotating shaft 18 is connected to the seat frame 1, and the upper end is connected to the pillar 7; the pillar 7 is sequentially provided with a pressure bearing 3, an auxiliary pressure plate 12, a double-hole pressure plate 11, a compression spring 5, and a double-hole adjustment plate from bottom to top. 6. An upper support plate 10 is arranged between the pillars 7; an adjustment screw 9 is arranged at the center of the bottom surface of the upper support plate 10, and an adjustment nut 8 is arranged on it; the center hole of the double-hole adjustment plate 6 is socketed in the adjustment On the screw 9; the center of the bottom surface of the auxiliary platen 12 and the center of the top surface of the seat frame 1 are provided with a pressure sensor 14; a support rod 27 is provided between the seat frame 1 and the upper support plate 10; Plate 23 and concave seat plate 24 are composed; the convex seat plate 23 is sleeved with a U-shaped slide bar 21 connected to the concave seat plate 24; the end of the U-shaped slide bar 21 is provided with an adjustment handwheel 19; the concave seat The center of the plate 24 is sleeved with a positioning screw 22 to connect the convex seat plate 23; the end of the positioning screw 22 is provided with a nut head 20; There is a positioning spring 26; the upper support plate 10 includes a convex support plate 28 and a concave support plate 29 connected to each other through a driven slide bar 30; screw 32.

Preferably, a pressure bearing 3 is provided between the bottom end surface of the auxiliary pressing plate 12 and the first roller 2 and the second roller 13 .

Preferably, a pressure bearing 3 is provided between the upper end surface of the seat frame 1 and the first roller 2 and the second roller 13 .

Preferably, the tail end of the rotating shaft 18 is provided with gears 15 meshing with each other.

Preferably, ball bearings 4 are provided between the rotating shaft 18 and the pillar 7 , and between the rotating shaft 18 and the seat frame 1 .

Preferably, flanged disks 16 are provided on both sides of the second roller 13 ; concave flanged disks 17 matched with the flanged disks 16 are provided on both sides of the first roller 2 .

Preferably, a slide rail 25 is provided between the convex seat plate 23 and the concave seat plate 24 ; a driven slide rail 31 is provided between the convex support plate 28 and the concave support plate 29 .

The principle of use of the utility model:

The cold-rolled steel bar enters between the two rollers and is dragged and moved. When the two rollers rotate too much up and down, the pressure sensor will give an alarm to remind the staff when the pressure is applied. The staff can compress the spring by rotating the adjustment nut. 5 compression, thereby improving the rotation stability of the roller.

Rotate the adjustment handwheel 19 to realize the adjustment of the distance between the convex seat plate 23 and the concave seat plate 24, and realize the adjustment of the gap between the two rollers at the same time. The positioning of the distance between the concave seat plates; the convex support plate 28 and the concave support plate 29 will move with the movement of the convex seat plate 23 and the concave seat plate 24. When the positioning is determined, the driven slide bar 30 is fixed by the fixing screw 32 , so as to determine the length of the upper support plate 10; the adjustment of the gap between the first roller 2 and the second roller 13 is realized through the adjustment of the seat frame 1 and the upper support plate 10.

Both the double-hole pressing plate 11 and the auxiliary pressing plate 12 can ensure that the two rollers can move up and down simultaneously to improve the rotation stability of the rollers.

Both ends of the roller are provided with not only ball bearings but also pressure bearings, which can greatly improve the rotation stability of the roller and improve the accuracy when dragging the steel bar.

The first roller and the second roller engage with each other through the flange disk and the concave flange disk, which can further improve the stability of the roller when it rotates.

It should be noted that, in this document, the terms "comprising", "comprising" or any other variation thereof are intended to cover a non-exclusive inclusion such that a process, method, article or apparatus comprising a set of elements includes not only those elements, It also includes other elements not expressly listed, or elements inherent in the process, method, article, or apparatus.

In this paper, specific examples are used to illustrate the principle and implementation of the present invention. The description of the above examples is only used to help understand the method and core idea of the present invention. The above is only a preferred embodiment of the utility model, it should be pointed out that due to the limitation of literal expression, objectively there are infinite specific structures, for those of ordinary skill in the art, without departing from the principle of the utility model Under the premise of the invention, some improvements, modifications or changes can also be made, and the above technical features can also be combined in an appropriate way; these improvements, modifications, or combinations, or the ideas and technical solutions of the utility model can be directly applied without improvement In other occasions, all should be regarded as the protection scope of the present utility model.

Claims (7)

1. a high stability adjustable steel bar cold rolling device, it includes being respectively arranged with the first roller (2) Two rotary shafts (18) with the second roller (13), it is characterised in that under described rotary shaft (18) End connects mounting (1), and upper end connects pillar (7)；Described pillar sets gradually on (7) from the bottom up Pressure bearing (3), auxiliary pressing plate (12), diplopore pressing plate (11), compression spring (5), diplopore is had to adjust Joint plate (6)；Upper supporting plate (10) it is provided with between described pillar (7)；Described upper supporting plate (10) bottom surface It is provided centrally with adjusting screw rod (9), is provided with adjusting nut (8)；Described diplopore adjustable plate (6) Centre bore is socketed on adjusting screw rod (9)；Described auxiliary pressing plate (12) bottom center and mounting (1) End face is provided centrally with pressure transducer (14)；Arrange between described mounting (1) and upper supporting plate (10) There is support bar (27)；Described mounting (1) is made up of projection seat plate (23) and pocket plate (24)；Described It is socketed with U-shaped slide bar (21) in projection seat plate (23) and connects pocket plate (24)；Described U-shaped slide bar (21) Termination is provided with adjusting handle (19)；Described pocket plate (24) center is connected to positioning screw (22) Connect projection seat plate (23)；Described positioning screw (22) termination is provided with nut head (20)；Described projection seat Between plate (23) and pocket plate (24), it is positioned on U-shaped slide bar (21) and is provided with location spring (26)； Described upper supporting plate (10) includes by from the interconnective convex support plate of moving slide-bar (30) (28) and recessed Plate (29)；It is provided with on described recessed support plate (29) end face for fixing fixing from moving slide-bar (30) Screw (32).

A kind of high stability adjustable steel bar cold rolling device the most according to claim 1, its feature exists In, set between described auxiliary pressing plate (12) bottom face and the first roller (2) and the second roller (13) It is equipped with pressure bearing (3).

A kind of high stability adjustable steel bar cold rolling device the most according to claim 1, its feature exists In, it is provided with pressure between described mounting (1) upper surface and the first roller (2) and the second roller (13) Power bearing (3).

A kind of high stability adjustable steel bar cold rolling device the most according to claim 1, its feature exists In, described rotary shaft (18) tail end is provided with pitch wheel (15).

A kind of high stability adjustable steel bar cold rolling device the most according to claim 1, its feature exists In, between rotary shaft (18) and pillar (7), it is provided with between rotary shaft (18) and mounting (1) Ball bearing (4).

A kind of high stability adjustable steel bar cold rolling device the most according to claim 1, its feature exists In, described second roller (13) both sides are provided with flange (16)；Described first roller (2) both sides It is provided with the concave edge dish (17) coordinated with flange (16).

A kind of high stability adjustable steel bar cold rolling device the most according to claim 1, its feature exists In, it is provided with slide rail (25) between described projection seat plate (23) and pocket plate (24)；Described convex support plate And between recessed support plate (29), be provided with driven slide rail (31) (28).