CN216226163U - Precision cold rolling mill for producing round steel - Google Patents

Abstract

The utility model relates to the technical field of round steel production, in particular to a precision cold rolling mill for producing round steel. The technical scheme comprises the following steps: the base is fixed on one side of the upper surface of the base, first racks are fixed on two sides of the upper surface of the base respectively, first connecting plates are fixed on the top ends of the first racks respectively, second racks are fixed on two sides of the lower surface of the top plate respectively, second connecting plates are fixed on the bottom ends of the second racks respectively, and four sides of each second connecting plate are fixedly connected with four sides of the corresponding first connecting plate through bolts and nuts respectively. The utility model has the advantages that the second frame is separated from the first frame, the joint of the driving roller and the bearing roller is overhauled from the top of the equipment, a larger overhauling space is provided during overhauling, and the operation is convenient.

Description

Precision cold rolling mill for producing round steel

Technical Field

The utility model relates to the technical field of round steel production, in particular to a precision cold rolling mill for producing round steel.

Background

The round steel is solid long steel with a round section, and the round steel is divided into hot rolling, forging and cold drawing. The specification of the hot-rolled round steel is 5.5-250 mm. Wherein: the small round steel of 5.5-25 mm is mostly supplied in the form of straight bar bundle, and is commonly used as reinforcing steel bar, bolt and various mechanical parts; the round steel with the diameter larger than 25 mm is mainly used for manufacturing mechanical parts, tube blanks of seamless steel tubes and the like.

A cold rolling mill is used for producing round steel, and is novel steel bar cold rolling processing equipment. The machine can be used for processing hot-rolled wire rods and hot-rolled wire rods with the diameters of 6.5 mm to 12 mm into finished cold-rolled ribbed steel bars with the diameters of 5 mm to 12 mm.

The frame of a general cold rolling mill is integrated, the driving roller and the bearing roller are positioned in the frame, and the top of the frame is blocked due to limited space in the frame during maintenance, so that the maintenance from top to bottom is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a precision cold rolling mill for producing round steel, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a production precision type cold rolling mill for round steel, includes bottom plate, roof, drive roller and bearing roller, bottom plate upper surface one side is fixed with the base, the both sides of base upper surface are fixed with first frame, two respectively the top of first frame is fixed with first connecting plate respectively, the both sides of roof lower surface are fixed with the second frame respectively, two the bottom of second frame is fixed with the second connecting plate respectively, the four sides of second connecting plate are respectively through the four sides fixed connection of bolt and nut and first connecting plate.

Preferably, two the first frame is last to have seted up the opening respectively, and the both ends of bearing roller are passed from two openings respectively, and the both ends of bearing roller are rotated respectively and are installed the pedestal, and the both ends of bearing roller are connected with the bearing in two pedestals respectively, and the bottom of two pedestals is fixed with the connecting rod respectively, and the below that two first frames deviate from one side mutually is fixed with the hydraulic pressure case respectively, and the bottom of two connecting rods stretches into respectively in two hydraulic pressure casees and is connected with the built-in hydraulic pressure mechanism of hydraulic pressure case.

Preferably, the upper parts of the opposite sides of the two first frames are respectively connected with the two ends of the driving roller in a rotating manner.

Preferably, a case is fixed to the other side of the upper surface of the bottom plate, a transmission shaft is rotatably mounted above one side of the case, one end, away from the case, of the transmission shaft is fixed to one end of the driving roller, a motor arranged in the case drives the driving roller to rotate, and a case door is rotatably mounted on the other side of the case.

Preferably, through holes matched with the bolts are formed in the four sides of the second connecting plate and the four sides of the first connecting plate respectively, and nuts are installed on the bolts through threads at one ends of the through holes.

Compared with the prior art, the utility model has the beneficial effects that: during the maintenance, with the whole unscrewing of bolt and nut down, not being fixed between first connecting plate and the second connecting plate, hang the second frame together with the roof through outside hoisting machine and construct, the top of equipment exposes, and the staff overhauls the junction of drive roller and bearing roller from the top of equipment, provides bigger maintenance space, the convenient operation during the maintenance.

After the overhaul is completed, the top plate and the second rack are hung above the first rack through an external hoisting mechanism, the first connecting plate is in contact with the second connecting plate, and the four sides of the first connecting plate and the four sides of the second connecting plate are fixedly connected through bolts and nuts in sequence.

Drawings

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

FIG. 2 is an enlarged view of the connection structure of the first connection plate and the second connection plate of FIG. 1 according to the present invention;

FIG. 3 is a schematic diagram of the right view structure of the present invention;

fig. 4 is a left side view structural diagram of the present invention.

In the figure: 1. a base plate; 2. a base; 3. a hydraulic tank; 4. a connecting rod; 5. a pedestal; 6. a first frame; 7. a second frame; 8. a top plate; 9. a drive roller; 10. a bearing roller; 11. a drive shaft; 12. a chassis; 13. a second connecting plate; 14. a first connecting plate; 15. a nut; 16. a bolt; 17. a through opening; 18. and (4) a box door.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

Referring to fig. 1, fig. 3 and fig. 4, an embodiment of the present invention: the utility model provides a production precision type cold rolling mill for round steel, comprising a base plate 1, drive roller 9 and bearing roller 10, 1 upper surface one side of bottom plate is fixed with base 2, the both sides of 2 upper surfaces of base are fixed with first frame 6 respectively, through-hole 17 has been seted up on two first frames 6 respectively, two through-hole 17 are passed from two respectively at the both ends of bearing roller 10, the both ends of bearing roller 10 are rotated respectively and are installed pedestal 5, the both ends of bearing roller 10 are connected with the bearing in two pedestals 5 respectively, the bottom of two pedestals 5 is fixed with connecting rod 4 respectively, the below that two first frames 6 back to each other from one side is fixed with hydraulic tank 3 respectively, the bottom of two connecting rods 4 stretches into respectively in two hydraulic tanks 3 and is connected with the built-in hydraulic pressure mechanism of hydraulic tank 3. The connecting rod 4 is driven to move up and down through a hydraulic mechanism in the hydraulic box 3, so that the bearing roller 10 is driven to move up and down to adjust the position, and the distance between the bearing roller 10 and the driving rollers 9 is adjusted according to the size of a material.

The upper parts of the opposite sides of the two first frames 6 are respectively connected with the two ends of the driving roller 9 in a rotating way. A case 12 is fixed on the other side of the upper surface of the bottom plate 1, a transmission shaft 11 is rotatably mounted above one side of the case 12, one end of the transmission shaft 11 departing from the case 12 is fixed with one end of the driving roller 9, a motor arranged in the case 12 drives the driving roller 9 to rotate, and a case door 18 is rotatably mounted on the other side of the case 12. The material passes between the drive roller 9 and the load bearing roller 10, the load bearing roller 10 and the drive roller 9 together applying a force to both sides of the material. The rolling of cold rolled materials with different diameters is realized by changing the size of the gap between the bearing roller 10 and the driving roller 9.

Example 2

Referring to fig. 1 and fig. 2, an embodiment of the present invention: the utility model provides a production precision type cold rolling mill for round steel, including bottom plate 1 and roof 8, 1 upper surface one side of bottom plate is fixed with base 2, the both sides of 2 upper surfaces of base are fixed with first frame 6 respectively, the top of two first frames 6 is fixed with first connecting plate 14 respectively, the both sides of 8 lower surfaces of roof are fixed with second frame 7 respectively, the bottom of two second frames 7 is fixed with second connecting plate 13 respectively, the four sides of second connecting plate 13 are respectively through bolt 16 and nut 15 and first connecting plate 14's four sides fixed connection, bolt 16 passes the one end screw thread of through-hole and installs nut 15 with bolt 16 assorted through-hole respectively, the four sides of second connecting plate 13 and first connecting plate 14's four sides. During the maintenance, loosen bolt 16 and nut 15 and all get off down, it is not fixed between first connecting plate 14 and the second connecting plate 13, hang down second frame 7 together with roof 8 through outside hoisting machine structure, the top of equipment exposes, and the staff overhauls the junction of drive roller 9 and bearing roller 10 from the top of equipment, provides bigger maintenance space during the maintenance, makes things convenient for the operation.

After the overhaul is finished, the top plate 8 and the second rack 7 are hung above the first rack 6 through an external hoisting mechanism, the first connecting plate 14 is in contact with the second connecting plate 13, and the four sides of the first connecting plate 14 and the four sides of the second connecting plate 13 are fixedly connected through bolts 16 and nuts 15 in sequence.

The working principle is as follows: the connecting rod 4 is driven to move up and down through a hydraulic mechanism in the hydraulic box 3, so that the bearing roller 10 is driven to move up and down to adjust the position, and the distance between the bearing roller 10 and the driving rollers 9 is adjusted according to the size of a material. The material passes between the drive roller 9 and the bearing roller 10, and the bearing roller 10 and the drive roller 9 jointly apply force to both sides of the material for processing.

During maintenance, the bolts 16 and the nuts 15 are all loosened, the first connecting plate 14 and the second connecting plate 13 are not fixed, the second rack 7 and the top plate 8 are hung down through an external hoisting mechanism, the top of the equipment is exposed, and the connection position of the driving roller 9 and the bearing roller 10 is maintained from the top of the equipment.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (5)

1. The utility model provides a production precision type cold rolling mill for round steel, includes bottom plate (1), roof (8), drive roller (9) and bearing roller (10), its characterized in that: bottom plate (1) upper surface one side is fixed with base (2), the both sides of base (2) upper surface are fixed with first frame (6), two respectively the top of first frame (6) is fixed with first connecting plate (14) respectively, the both sides of roof (8) lower surface are fixed with second frame (7) respectively, two the bottom of second frame (7) is fixed with second connecting plate (13) respectively, the four sides of second connecting plate (13) are respectively through the four sides fixed connection of bolt (16) and nut (15) and first connecting plate (14).

2. The precision cold rolling mill for producing round steel according to claim 1, characterized in that: two through holes (17) have been seted up on first frame (6) respectively, the both ends of bearing roller (10) are passed from two through holes (17) respectively, the both ends of bearing roller (10) are rotated respectively and are installed pedestal (5), the both ends of bearing roller (10) are connected with the bearing in two pedestals (5) respectively, the bottom of two pedestals (5) is fixed with connecting rod (4) respectively, two first frames (6) are fixed with hydraulic tank (3) respectively from the below of one side mutually, the bottom of two connecting rods (4) stretches into respectively in two hydraulic tank (3) and is connected with hydraulic pressure mechanism that hydraulic tank (3) are built-in.

3. The precision cold rolling mill for producing round steel according to claim 1, characterized in that: the upper parts of the opposite sides of the two first racks (6) are respectively connected with the two ends of the driving roller (9) in a rotating way.

4. The precision cold rolling mill for producing round steel according to claim 1, characterized in that: bottom plate (1) upper surface opposite side is fixed with quick-witted case (12), and transmission shaft (11) are installed in the rotation of machine case (12) one side top, and one end that transmission shaft (11) deviate from quick-witted case (12) is fixed with the one end of drive roller (9), and built-in motor drive roller (9) of quick-witted case (12) rotate, and quick-witted case (12) opposite side rotates and installs chamber door (18).

5. The precision cold rolling mill for producing round steel according to claim 1, characterized in that: four sides of the second connecting plate (13) and four sides of the first connecting plate (14) are respectively provided with through holes matched with the bolts (16), and nuts (15) are installed at one end of each bolt (16) penetrating through the through holes in a threaded mode.

Images