CN211218045U - Device for tightly jacking roller system of lower pinch roller - Google Patents

Abstract

The utility model provides a be used for pinch roll roller system to push up tight device down, including sideslip seat, bearing frame, pneumatic cylinder, including two baffles on the sideslip seat, the bearing frame is installed in the middle of the baffle of sideslip seat, the baffle is equipped with the recess corresponding with the pneumatic cylinder, the pneumatic cylinder is installed in the recess, pneumatic cylinder jar pole top is tight in bearing frame one side, plays the tight fixed action in top to the bearing frame. Pneumatic cylinder play fixed action to lower pinch bearing frame, be favorable to the quick dismantlement and the maintenance of pinch roll, than bolt fixed mode easy dismounting to the pinch roll swift, labour saving and time saving.

Description

Device for tightly jacking roller system of lower pinch roller

Technical Field

The utility model belongs to the technical field of hot rolling belted steel production, especially, relate to a be used for tight device in pinch roll system down.

Background

In steel rolling lines, the replacement time of wearing parts has always been a concern for manufacturers. The general maintenance time is very precious, and not enough time is provided for people to replace or maintain. The pinch roll is more important key equipment of the production line. The lower pinch roll usually wears quickly, and the original mode of fastening the lower pinch roll by bolts is time-consuming and labor-consuming in disassembly and assembly, and has long maintenance time.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a be used for pinch roll roller system to push up tight device down, at the steel rolling production line, the time that vulnerable part overhauld and change is very valuable, and lower pinch roll weares and teares very fast usually to the time consuming and labor consuming when solving the mode dismouting of pinch roll under the original bolt-up, maintenance time is than longer problem.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

a device for tightly pushing a lower pinch roll system comprises two groups of tightly pushing assemblies and bearing seats, wherein the bearing seats are used for fixing two ends of the roll system;

the transverse moving seat comprises a bottom plate, a first baffle plate and a second baffle plate, the bearing seat is installed between the first baffle plate and the second baffle plate, the hydraulic cylinder is fixed on the first baffle plate, and the hydraulic cylinder is installed towards the inner side of the first baffle plate and used for tightly jacking the bearing seat.

Furthermore, the transverse moving seat comprises two bottom plates, two first baffle plates and two second baffle plates, the first baffle plates are C-shaped, mounting arms are formed at the upper ends and the lower ends of the C-shaped baffle plates, the bottom plates are located at the bottoms of the first baffle plates and the second baffle plates, the first baffle plates and the second baffle plates are symmetrically and vertically arranged above the bottom plates, and the two bottom plates are welded and fixed through welding parts.

Furthermore, the hydraulic cylinder is provided with two hydraulic cylinders, hexagonal counter bore bolt holes are respectively arranged at four corners of the hydraulic cylinder, four bolt holes corresponding to the hexagonal counter bore bolt holes are arranged in the mounting arm, the hydraulic cylinder is fixed on the first baffle plate through the hexagonal counter bore bolts, two lining plate grooves are further respectively arranged on the first baffle plate and the second baffle plate, the lining plate groove on the first baffle plate is positioned on the mounting arm, the lining plate groove on the second baffle plate and the lining plate groove on the first baffle plate are symmetrically arranged, lining plate through grooves corresponding to the lining plate grooves are arranged on two sides of the bearing seat, the lining plates are mounted between the bearing seat and the transverse moving seat, the lining plates play a role in axial positioning, and the bearing seat is mounted on the transverse moving seat.

Furthermore, when the hydraulic cylinder is in an extending state, the cylinder rod tightly props one side of the bearing seat.

Compared with the prior art, a be used for down pinch roll roller to be tight device in top have following advantage:

(1) the hydraulic cylinder plays a role in tightly supporting the bearing seat, when the roller system needs to be replaced, the hydraulic cylinder retracts to disassemble the bearing seat, and the hydraulic cylinder tightly supports the bearing seat, so that the bearing seat is convenient to maintain and replace.

(2) The lining plate is used for guiding and axially positioning the traversing seat and the bearing seat, and the bearing seat is convenient to mount in the traversing seat.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

FIG. 1 is a right view structural diagram of a lower pinch roll system tightening device according to an embodiment of the present invention;

fig. 2 is a top view structural diagram of a jacking device for a lower pinch roll system according to an embodiment of the present invention;

FIG. 3 is a cross sliding seat structure according to an embodiment of the present invention;

FIG. 4 is a diagram illustrating a structure of a hydraulic cylinder according to an embodiment of the present invention;

FIG. 5 is a partial structure view of a bearing seat according to an embodiment of the present invention;

fig. 6 is an enlarged schematic view of a portion a in fig. 1 according to an embodiment of the present invention.

Description of reference numerals:

1-a transverse moving seat; 11-a base plate; 12-a first baffle; 13-a second baffle; 14-a lining plate; 2-bearing seat; 3-a hydraulic cylinder; 31-hexagonal counterbore bolt hole.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, 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 meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1 to 6, the device for tightly pushing the lower pinch roll system comprises two groups of tightly pushing assemblies and bearing seats 2, wherein the bearing seats are used for fixing two ends of the roll system, and each tightly pushing assembly comprises a transverse moving seat 1 and a hydraulic cylinder 3;

as shown in fig. 1, the traverse moving seat 1 includes a bottom plate, a first baffle 12 and a second baffle 13, the bearing seat 2 is installed between the first baffle 12 and the second baffle 13, the hydraulic cylinder 3 is fixed on the first baffle 12, and the hydraulic cylinder 3 is installed toward the inner side of the first baffle 12 and is used for tightly supporting the bearing seat 2.

As shown in fig. 3, the traverse moving seat 1 includes two bottom plates 11, two first baffle plates 12, and two second baffle plates 13, the first baffle plates 12 are C-shaped, the upper and lower ends of the C-shaped baffle plates form mounting arms, the bottom plates 11 are located at the bottoms of the first baffle plates 12 and the second baffle plates 13, the first baffle plates 12 and the second baffle plates 13 are symmetrically and vertically arranged above the bottom plates 11, the two bottom plates 11 are welded and fixed by welding portions, and the traverse moving seat 1 is used for mounting the bearing seat 2 and mounting a fixing device for the bearing seat 2.

As shown in fig. 2 to 5, two hydraulic cylinders 3 are provided, four corners of each hydraulic cylinder 3 are respectively provided with a hexagon countersunk bolt hole 31, four bolt holes corresponding to the hexagon countersunk bolt holes 31 are provided in the mounting arm, the hydraulic cylinder 3 is fixed on the first baffle plate 12 through the hexagon countersunk bolt, two lining plate grooves are further provided on the first baffle plate 12 and the second baffle plate 13, the lining plate groove on the first baffle plate 12 is located on the mounting arm, the lining plate groove on the second baffle plate 13 is symmetrically arranged with the lining plate groove on the first baffle plate 12, lining plate through grooves corresponding to the lining plate grooves are provided on two sides of the bearing seat 2, the lining plate 14 is mounted between the bearing seat 2 and the traverse seat 1, the lining plate 14 plays a role in axial positioning, the bearing seat 2 is mounted on the traverse seat 1, and the hydraulic cylinder 3 is fixed in a fixed manner and at a fixed position.

As shown in fig. 6, the cylinder rod abuts against one side of the bearing block 2 when the hydraulic cylinder 3 is in the extended state.

The specific embodiment is as follows:

the bearing of roller system is installed in bearing frame 2, when roller system damaged, need to retract the jar pole of pneumatic cylinder 3, lifts up roller system, maintains and changes, and when installation roller system assembled, with the recess on the groove alignment sideslip seat 1 of welt logical groove on bearing frame 2, put bearing frame 2 with sideslip seat 1 in, pneumatic cylinder 1 piston rod stretches out at this moment and directly pushes up bearing frame 2 tightly, and the bearing frame is just installed in sideslip seat 1 fast.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (4)

1. The utility model provides a be used for pinch roll roller to be tight device in top down, includes two sets of tight subassemblies in top for the fixed roll is bearing frame (2) at both ends, its characterized in that: the jacking assembly comprises a transverse moving seat (1) and a hydraulic cylinder (3);

the transverse moving seat (1) comprises a bottom plate, a first baffle (12) and a second baffle (13), the bearing seat (2) is installed between the first baffle (12) and the second baffle (13), the hydraulic cylinder (3) is fixed on the first baffle (12), and the hydraulic cylinder (3) is installed towards the inner side of the first baffle (12) and used for tightly jacking the bearing seat (2).

2. The jacking device for the lower pinch roll system as claimed in claim 1, wherein: the transverse moving seat (1) comprises two bottom plates (11), two first baffle plates (12) and two second baffle plates (13), the first baffle plates (12) are C-shaped, mounting arms are formed at the upper ends and the lower ends of the C-shaped baffle plates, the bottom plates (11) are located at the bottoms of the first baffle plates (12) and the second baffle plates (13), the first baffle plates (12) and the second baffle plates (13) are symmetrically and vertically arranged above the bottom plates (11), and the two bottom plates (11) are welded and fixed through welding parts.

3. The device for jacking the lower pinch roll system as claimed in claim 2, wherein: two hydraulic cylinders (3) are arranged, hexagonal counter bore bolt holes (31) are respectively arranged at four corners of each hydraulic cylinder (3), four bolt holes corresponding to the hexagonal counterbore bolt holes (31) are arranged in the mounting arm, the hydraulic cylinder (3) is fixed on the first baffle (12) through a hexagon counter bore bolt, the first baffle (12) and the second baffle (13) are respectively provided with two lining plate grooves, the lining plate groove on the first baffle plate (12) is positioned on the mounting arm, the lining plate groove on the second baffle plate (13) is symmetrically arranged with the lining plate groove on the first baffle plate (12), the two sides of the bearing seat (2) are provided with lining plate through grooves corresponding to the lining plate grooves, the lining plates (14) are arranged between the bearing seat (2) and the transverse moving seat (1), the lining plate (14) plays a role in axial positioning, and the bearing seat (2) is installed on the transverse moving seat (1).

4. The jacking device for the lower pinch roll system as claimed in claim 1, wherein: and when the hydraulic cylinder (3) is in an extending state, the cylinder rod tightly props one side of the bearing seat (2).

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