CN212598973U - Continuous casting zero-segment roller auxiliary processing device - Google Patents

Abstract

The utility model discloses a continuous casting zero-section roller auxiliary processing device, which comprises a mandrel, wherein the mandrel comprises a shaft body and a core bar which are coaxially arranged, the core bar is screwed in the shaft body, the left end of the shaft body is matched with a lathe chuck, a clamping block matched with a step on the left side of the inner wall of the zero-section roller is arranged on the shaft body, the right end of the core bar is matched with a lathe top, and a pressing sleeve matched with a step on the right side of the inner wall of the zero-section roller is screwed on the core bar; still cooperate between core bar and the axis body to be provided with zero section roller and support tight mechanism, the utility model discloses in realized the fast assembly location of zero section roller on the lathe through the dabber, great turning time who shortens zero section roller is favorable to replacing the zero section roller on the continuous casting production line fast.

Description

Continuous casting zero-segment roller auxiliary processing device

Technical Field

The utility model relates to a turning frock field, concretely relates to zero section roller of continuous casting assists processingequipment.

Background

The zero-section roller is an important spare part of a continuous casting machine, the number of the zero-section rollers on each continuous casting production line is large, when the zero-section roller is replaced, the zero-section roller of the spare part needs to be subjected to advanced turning treatment so as to be better matched with the existing continuous casting production line, the zero-section roller subjected to surfacing is required to be placed on a lathe during the turning treatment, one end of the zero-section roller is fixed through a three-jaw chuck on the lathe, and the other end of the zero-section roller is fixed through a tip on the lathe, but due to the hollow structure of the zero-section roller, the tip on the existing lathe cannot accurately and quickly coaxially abut against one end of the zero-section roller, in order to solve the problem, the currently adopted method is to turn a chamfer matched with the tip of the lathe on the inner wall step of the zero-section roller and then abut against the tip on the step chamfer of the inner wall of the zero-section roller, so that the abutting problem is solved, but the whole process is, greatly increasing the replacement time of the zero-section roller on the continuous casting production line.

SUMMERY OF THE UTILITY MODEL

To the problem that exists among the background art, the utility model aims to provide a zero section roller of continuous casting assists processingequipment, it has effectively solved the problem that exists among the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the continuous casting zero-section roller auxiliary processing device comprises a mandrel, wherein the mandrel comprises a shaft body and a core bar which are coaxially arranged, the core bar is screwed in the shaft body, the left end of the shaft body is matched with a lathe chuck, a clamping block matched with a step on the left side of the inner wall of the zero-section roller is arranged on the shaft body, the right end of the core bar is matched with a lathe tip, and a butting sleeve matched with a step on the right side of the inner wall of the zero-section roller is further screwed on the core bar; still cooperate between core bar and the axis body to be provided with zero section roller and support tight mechanism, zero section roller supports tight mechanism including seting up in the axis body chamber of stepping down, the left side of core bar is connected with the ejector pad that can get into the round platform form in chamber of stepping down an organic whole, the ejector pad is thin about thick, zero section roller supports tight mechanism still including setting up a plurality of flexible tight blocks that support on the axis body, and a plurality of flexible tight blocks that support are along axis body cross section circumference evenly distributed, flexible tight block's one end with the ejector pad cooperatees, when flexible tight block is close to ejector pad left side and right side respectively, flexible tight block is close to the one end of zero section roller inner wall and keeps away from respectively and support the inner wall of zero section roller tightly.

Further, the outer peripheral face right side of supporting the cover has set firmly a plurality of U-shaped handle rings, and a plurality of U-shaped handle rings are along supporting the cross section circumference evenly distributed of cover.

Furthermore, the right end of the core rod is fixedly provided with an apex contact rod, and the apex contact rod is provided with a center hole matched with the lathe apex.

Furthermore, a regular hexagonal screwing part is fixedly arranged on the tip contact rod.

Furthermore, an anti-skid material layer is fixedly arranged at one end of the telescopic abutting block close to the inner wall of the zero-section roller.

Furthermore, the anti-slip material layer is made of rubber.

The utility model discloses following beneficial technological effect has:

the utility model discloses in realized the fast assembly location of zero section roller on the lathe through the dabber, great turning time who has shortened zero section roller is favorable to replacing the zero section roller on the continuous casting production line fast, this application modern design, convenience safe in utilization is fit for using widely.

Drawings

Fig. 1 is a front view of an embodiment of the present invention;

fig. 2 is a working state diagram of the embodiment of the present invention;

fig. 3 is a partially enlarged view of a portion a in fig. 2.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present invention. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-3, the continuous casting zero-section roller auxiliary processing device according to the embodiment includes a mandrel 1, the mandrel 1 includes a shaft body 2 and a core bar 3, which are coaxially disposed, the core bar 3 is screwed in the shaft body 2, the left end of the shaft body 2 is matched with a lathe chuck 4, the shaft body 2 is provided with a fixture block 6 matched with a step 5 on the left side of the inner wall of the zero-section roller, the fixture block 6 is an annular fixture block integrally disposed on the shaft body 2, the right end of the core bar 3 is matched with a lathe center 7, the core bar 3 is further screwed with a tightening sleeve 9 matched with a step 8 on the right side of the inner wall of the zero-section roller, the preferred direction of the internal thread of the tightening sleeve 9 is opposite to the direction of the internal thread on the shaft body 2, so that the screwing of the core, certainly, the direction of the internal threads of the abutting sleeve 9 and the shaft body 2 can be the same, and the core rod 3 is fixed by other wrench tools and does not rotate when the abutting sleeve 9 is screwed; a zero-section roller abutting mechanism is also arranged between the core rod 3 and the shaft body 2 in a matching way, so that the friction force between the core shaft 1 and the zero-section roller 10 is increased, the relative rotation between the zero-section roller 10 and the core shaft 1 during turning is avoided, the zero-section roller abutting mechanism comprises a abdicating cavity 11 arranged in the shaft body 2, the left side of the core rod 3 is integrally connected with a truncated cone-shaped ejector rod 12 capable of entering the abdicating cavity 11, the ejector rod 12 is thin on the left and thick on the right, the zero-section roller abutting mechanism also comprises a plurality of telescopic abutting blocks 13 arranged on the shaft body 2, the plurality of telescopic abutting blocks 13 are uniformly distributed along the circumferential direction of the cross section of the shaft body 2, the telescopic abutting blocks 13 are I-shaped, a telescopic abutting block chute is arranged on the shaft body 2 in a matching way, lubricating oil is smeared in the telescopic abutting block chute, so that the telescopic abutting blocks 13 can be conveniently operated and simultaneously prevent the telescopic abutting blocks 13 from falling off from the shaft body 2, this end is domatic, makes things convenient for the top of ejector rod 12 to flexible tight piece 13 that supports to move, and flexible tight piece 13 is close to ejector rod 12 left side and right side respectively when supporting, and flexible tight piece 13 is close to the inner wall of zero section roller 10 inner wall and keeps away from respectively and supports the inner wall of zero section roller 10, and flexible tight piece 13 that supports is close to one of zero section roller 10 inner wall and serves to bond and have non-slip material layer 14, and non-slip material layer 14's material is rubber, further increases the frictional force of flexible tight piece 13 and zero section roller 10 inner wall.

The outer peripheral face right side of supporting tight cover 9 has set firmly a plurality of U-shaped handle rings 15, and a plurality of U-shaped handle rings 15 are along the cross section circumference evenly distributed that supports tight cover 9, and U-shaped handle ring 15 makes things convenient for the manual spiral shell of workman to tightly support tight cover 9, and of course, also can insert the one end of instruments such as iron rod in U-shaped handle ring 15, pushes down or lifts up the other end, realizes supporting the afterburning spiral shell tight of tight cover 9 and afterburning spiral shell pine.

The right end of the core rod 3 is welded with an apex contact rod 16, the apex contact rod 16 is provided with a central hole matched with the lathe apex 7, and the apex contact rod 16 is further welded with a regular hexagonal screwing part 17, so that a worker can conveniently apply force to screw or loosen the core rod 3 through tools such as an open-end wrench.

The working principle of the embodiment is as follows:

when the zero-section roller 10 is turned, firstly, the abutting sleeve 9 is detached from the core rod 3, then the combination body of the shaft body 2 and the core rod 3 is inserted into the zero-section roller 10 from left to right until the fixture block 6 on the shaft body 2 abuts against the left step 5 of the inner wall of the zero-section roller, then the core rod 3 is screwed through the screwing part 17, so that the core rod 3 is screwed into the shaft body 2, at the moment, the ejector rod 12 is slowly inserted into the abdicating cavity 11, each telescopic abutting block 13 abuts against the inner wall of the zero-section roller 10 under the action of the ejector rod 12, lubricating oil is preferably coated on the ejector rod 12, so that the actions of the ejector rod 12 and the telescopic abutting blocks 13 are smoother, when the core rod 3 is difficult to screw, the abutting sleeve 9 is arranged on the core rod 3 from right to left and then is screwed until the abutting sleeve 9 abuts against the right step 8 of the inner wall of the zero-section roller, and then the combination body of the zero-section roller 10 and the core rod 1 is jointly placed on a lathe, the left end of the shaft body 2 is clamped by the three-jaw chuck, the right end of the core rod 3 is tightly pressed by the center 7, at the moment, the zero-section roller 10 is accurately positioned on a machine tool, the turning process can be conveniently started, the core shaft 1 is detached after the turning is completed, the whole process is rapid in operation, the defect that the chamfer used for matching with the center is required to be machined firstly in the traditional method is overcome, and the turning efficiency of the zero-section roller 10 is greatly improved.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims (6)

1. The continuous casting zero-section roller auxiliary processing device is characterized by comprising a mandrel, wherein the mandrel comprises a shaft body and a core bar which are coaxially arranged, the core bar is screwed in the shaft body, the left end of the shaft body is matched with a lathe chuck, a clamping block matched with a step on the left side of the inner wall of a zero-section roller is arranged on the shaft body, the right end of the core bar is matched with a lathe center, and a pressing sleeve matched with the step on the right side of the inner wall of the zero-section roller is further screwed on the core bar; still cooperate between core bar and the axis body to be provided with zero section roller and support tight mechanism, zero section roller supports tight mechanism including seting up in the axis body chamber of stepping down, the left side of core bar is connected with the ejector pad that can get into the round platform form in chamber of stepping down an organic whole, the ejector pad is thin about thick, zero section roller supports tight mechanism still including setting up a plurality of flexible tight blocks that support on the axis body, and a plurality of flexible tight blocks that support are along axis body cross section circumference evenly distributed, flexible tight block's one end with the ejector pad cooperatees, when flexible tight block is close to ejector pad left side and right side respectively, flexible tight block is close to the one end of zero section roller inner wall and keeps away from respectively and support the inner wall of zero section roller tightly.

2. The continuous casting zero-section roller auxiliary processing device as claimed in claim 1, wherein a plurality of U-shaped handle rings are fixedly arranged on the right side of the outer peripheral surface of the abutting sleeve, and are uniformly distributed along the circumferential direction of the cross section of the abutting sleeve.

3. The auxiliary processing device for the continuous casting zero-section roll as claimed in claim 1, wherein an apex contact rod is fixedly arranged at the right end of the core rod, and a center hole matched with a lathe apex is formed in the apex contact rod.

4. The auxiliary processing device for the continuous casting zero-segment roll as claimed in claim 3, wherein a regular hexagonal screwed part is further fixedly arranged on the tip contact rod.

5. The continuous casting zero-section roller auxiliary processing device as claimed in claim 1, wherein an anti-skid material layer is fixedly arranged on one end of the telescopic abutting block close to the inner wall of the zero-section roller.

6. The continuous casting zero-length roller auxiliary processing device according to claim 5, wherein the material of the anti-slip material layer is rubber.

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