Vertical rolling mill rack convenient to adjust

Abstract

The utility model belongs to the technical field of vertical rolling mill racks, and particularly relates to a vertical rolling mill rack convenient to adjust, which comprises a base, two mounting racks are welded on the upper wall of the base, a top cover is screwed at the upper ends of the two mounting racks, two groups of clamping devices are mounted in the two mounting racks, and the two groups of clamping devices are fixed on the base. The clamping device comprises a main body, a screw hole, an air cylinder, a side cover plate, two connecting rods, a cross rod, four pin shafts, a clamping jaw and a protective block, the main body is in threaded connection with the mounting frame, the air cylinder is mounted on the main body, the number of the connecting rods is two, and the number of the pin shafts is four. Through joint cooperation of the mounting frame, the main body, the screw holes, the air cylinders, the side cover plates, the connecting rods, the cross rods, the pin shafts and the clamping jaws, the clamping device fixedly mounted on the mounting frame can fix bearing mounting bases of different sizes, adjustment is convenient, the adaptation degree is improved, and the speed is higher when the bearing mounting bases are disassembled.

Description

Technical Field

[0001] The utility model relates to the technical field of vertical rolling mill frames, in particular to a vertical rolling mill frame which is convenient for adjusting. Background Art

[0002] The vertical rolling mill frame is mainly used to install all parts in the machine base such as rolls, roll bearings, roll adjustment equipment and guide facilities, and bears all rolling forces. It is one of the more important parts in the rolling mill, and has high requirements for its strength and rigidity.

[0003] At present, different bearing mounts have different sizes, and the existing vertical rolling mill frame structure is usually fixed, and it is impossible to quickly fix and install bearing mounts of different sizes;

[0004] Therefore, a method for easily adjusting the vertical rolling mill frame is proposed to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide a kind of easy-to-adjust vertical rolling mill frame to solve the problem raised in the above-mentioned background technology that different bearing mounting seats are of different sizes, the existing vertical rolling mill frame structure is usually fixed, and bearing mounting seats of different sizes cannot be quickly fixed and installed.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a kind of machine frame for adjusting a vertical rolling mill, comprising a base, two mounting frames are welded to the upper wall of the base, top covers are screwed to the upper ends of the two mounting frames, two sets of clamping devices are installed inside the two mounting frames, the clamping device comprises a main body, screw holes, cylinders, side cover plates, connecting rods, cross bars, pins, clamping claws and protective blocks, the main body is screwed to the mounting frames, the cylinder is installed on the main body, two connecting rods are provided, four pins are provided in total, the telescopic end of the cylinder is fixedly connected to the cross bar, the four pins are connected to the two connecting rods, two clamping claws are provided, the two clamping claws are hinged to the two connecting rods, and the cross bar is hinged to the two connecting rods.

[0007] Preferably, the protection block is fixedly connected to the side cover plate, and a soft cushion is connected to the outer wall surface of the protection block.

[0008] Preferably, the outer wall surfaces of the two clamping jaws are sprayed with corrosion-resistant paint, and the main body is screwed to the mounting frame through a screw hole and a first bolt.

[0009] Preferably, second bolts are provided between the top cover and the two mounting frames, and there are four second bolts in total. Fastening washers are installed at the connections between the four second bolts and the two mounting frames.

[0010] Preferably, the lower wall surface of the base is connected to a base, the cross-section of the base is trapezoidal, and the lower wall surface of the base is provided with anti-slip patterns.

[0011] Preferably, two lifting pins are welded to the upper wall of the top cover and the left and right side walls, and the outer wall surfaces of the lifting pins are sprayed with corrosion-resistant paint.

[0012] Compared with the prior art, the beneficial effects of the utility model are: through the cooperation between the mounting frame, the main body, the screw hole, the cylinder, the side cover plate, the connecting rod, the cross bar, the pin shaft and the clamping claw, the clamping device fixedly installed on the mounting frame can fix bearing mounting seats of different sizes, which is convenient for adjustment, the degree of adaptability is improved, and the speed of disassembling the bearing mounting seat is faster. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the side structure of the utility model;

[0014] Figure 2 This is a schematic diagram of the three-dimensional structure of the mounting frame of the utility model;

[0015] Figure 3 This is an enlarged structural diagram of the clamping device of the utility model;

[0016] Figure 4 for Figure 3 Schematic diagram of the structure without the side cover.

[0017] In the figure: 1, base; 2, base; 3, mounting frame; 4, clamping device; 5, top cover; 6, lifting pin; 7, fastening washer; 8, second bolt; 401, main body; 402, screw hole; 403, cylinder; 404, side cover; 405, connecting rod; 406, cross bar; 407, pin shaft; 408, clamping claw; 409, protective block. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top / bottom" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0020] In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "set / connected", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0021] Example:

[0022] See also Figure 1-4 The utility model provides a technical solution: a vertical rolling mill frame that is easy to adjust, including a base 1, the base 1 is a steel component, solid and durable, the upper wall of the base 1 is welded with two mounting brackets 3, the upper ends of the two mounting brackets 3 are screwed with top covers 5, and two sets of clamping devices 4 are installed inside the two mounting brackets 3, the clamping device 4 includes a main body 401, a screw hole 402, a cylinder 403, a side cover plate 404, a connecting rod 405, a cross bar 406, a pin 407, a clamping claw 408 and a protective block 4 09. The main body 401 is screwed with the mounting frame 3, the cylinder 403 is installed on the main body 401, two connecting rods 405 are provided, and four pins 407 are provided. The telescopic end of the cylinder 403 is fixedly connected to the cross bar 406, and the four pins 407 are connected to the two connecting rods 405. There are two clamping jaws 408, and the two clamping jaws 408 are hinged to the two connecting rods 405, and the cross bar 406 is hinged to the two connecting rods 405.

[0023] Among them, the protective block 409 is fixedly connected to the side cover plate 404, and the outer wall surface of the protective block 409 is connected with a soft pad, the outer wall surfaces of the two clamping jaws 408 are sprayed with corrosion-resistant paint, the main body 401 is screwed with the mounting frame 3 through the screw hole 402 and the first bolt, and the second bolt 8 is arranged between the top cover 5 and the two mounting frames 3. There are four second bolts 8 in total, and fastening washers 7 are installed at the connection between the four second bolts 8 and the two mounting frames 3. The lower wall surface of the base 1 is connected with the base 2, the cross-section of the base 2 is trapezoidal, and the lower wall surface of the base 2 is provided with anti-slip patterns. Two lifting pins 6 are welded to the upper wall of the top cover 5 and the left and right side walls, and the outer wall surfaces of the lifting pins 6 are sprayed with corrosion-resistant paint.

[0024] Working principle: First, install the two sets of clamping devices 4 on the two mounting frames 3 respectively, and then start the cylinder 403. The telescopic end of the cylinder 403 drives the two clamping jaws 408 to move through the joint action of the cross bar 406 and the two connecting rods 405, and the bearing mounting seat is placed between the two clamping jaws 408. The two clamping jaws 408 tightly fix the bearing mounting seat. The distance between the two clamping jaws 408 can be adjusted by the stroke of the telescopic end of the cylinder 403. The structure is strong and can clamp the bearing mounting seat. The bearing mounting seat will not loosen easily. When replacement is needed, just start the cylinder 403 again, which is convenient and quick.

[0025] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and the utility model can be implemented in other specific forms without departing from the spirit or basic features of the utility model; therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the utility model is limited by the attached claims rather than the above description. Therefore, it is intended to include all changes within the meaning and scope of the equivalent elements of the claims in the utility model, and any figure marks in the claims should not be regarded as limiting the claims involved.

[0026] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A rolling mill frame for adjusting an upright rolling mill, comprising a base (1), characterized in that: Two mounting frames (3) are welded to the upper wall of the base (1), and top covers (5) are screwed to the upper ends of the two mounting frames (3). Two sets of clamping devices (4) are installed inside the two mounting frames (3), and the clamping devices (4) include a main body (401), a screw hole (402), a cylinder (403), a side cover plate (404), a connecting rod (405), a cross bar (406), a pin shaft (407), a clamping claw (408) and a protective block (409). The main body (401) and the mounting frames (3) are connected to each other. The cylinder (403) is screwed and installed on the main body (401). Two connecting rods (405) are provided. Four pin shafts (407) are provided. The telescopic end of the cylinder (403) is fixedly connected to the cross bar (406). The four pin shafts (407) are connected to the two connecting rods (405). Two clamping jaws (408) are provided. The two clamping jaws (408) are hinged to the two connecting rods (405). The cross bar (406) is hinged to the two connecting rods (405).

2. The easy-to-adjust vertical rolling mill frame according to claim 1, characterized in that: The protection block (409) is fixedly connected to the side cover plate (404), and a soft cushion is connected to the outer wall surface of the protection block (409).

3. The easy-to-adjust vertical rolling mill frame according to claim 1, characterized in that: The outer wall surfaces of the two clamping jaws (408) are sprayed with corrosion-resistant paint, and the main body (401) is screwed to the mounting frame (3) through the screw hole (402) and the first bolt.

4. The easy-to-adjust vertical rolling mill frame according to claim 1, characterized in that: A second bolt (8) is provided between the top cover (5) and the two mounting frames (3), and a total of four second bolts (8) are provided. Fastening washers (7) are installed at the connection points between the four second bolts (8) and the two mounting frames (3).

5. The easy-to-adjust vertical rolling mill frame according to claim 1, characterized in that: The lower wall surface of the base (1) is connected to a pedestal (2), the cross section of the pedestal (2) is trapezoidal, and the lower wall surface of the pedestal (2) is provided with anti-slip patterns.

6. The easy-to-adjust vertical rolling mill frame according to claim 1, characterized in that: Two lifting pins (6) are welded to the upper wall and the left and right side walls of the top cover (5), and the outer wall surfaces of the lifting pins (6) are sprayed with corrosion-resistant paint.

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