Sectional structure of high-wear-resistance bushing supporting roller

Abstract

The utility model relates to the technical field of supporting roller structures, and discloses a sectional structure of a high-wear-resistance bushing supporting roller, which comprises two roller bodies, clamping mechanisms are arranged on the surfaces of the two roller bodies, and mounting mechanisms are arranged on the surfaces of the roller bodies; the clamping mechanism comprises an L-shaped arc seat, the L-shaped arc seat is arranged at one end of the surface of the roller body, a first spring is fixedly connected to the surface of the L-shaped arc seat, a T-shaped rod is fixedly connected to one end of the first spring, a second spring is arranged on the surface of the roller body, an arc-shaped strip is fixedly connected to one end of the second spring, and a long rod is fixedly connected to the interior of the arc-shaped strip. According to the sectional type structure of the high-wear-resistance bushing supporting roller, through the arrangement of the clamping mechanisms, the reinforcing effect can be achieved after the multiple sections of roller bodies are spliced and installed, scenes with different rolling requirements and the integral type structure can be flexibly adjusted conveniently, the conditions of loosening, displacement and the like are avoided, and the rolling precision and the product quality are guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of supporting roller structure, specifically is the segmented structure of high wear -resistant bush supporting roller. BACKGROUND

[0002] High wear -resistant bush supporting roller is the key component in rolling mill, is mainly used for supporting work roll or intermediate roll, prevents work roll to appear deflection deformation, ensures the yield and quality of plate, strip material. It is generally composed of roller shaft body and bushing, and the roller shaft body provides support and transmission function, and the bushing is installed outside the roller shaft body, and is usually made of high wear -resistant material such as chromium nickel alloy forged steel, so as to enhance the wear resistance of the supporting roller, reduce the wear in the rolling process, prolong the service life, and ensure that the rolling work is carried out efficiently and stably.

[0003] In the application of traditional high wear -resistant bush supporting roller, the integral structure has many drawbacks, once local wear or damage occurs, the whole supporting roller often needs to be replaced, which is high in cost and time -consuming and labor -intensive, and at the same time, for the scene of different rolling requirements, the integral structure is difficult to adjust flexibly, and in the long -term high -intensity operation process of the rolling mill, the supporting roller bears huge pressure, the connection strength of the existing splicing mode is insufficient, and looseness, displacement and other conditions are prone to occur, which seriously affects the rolling precision and product quality, therefore, it is imminent to develop a segmented high wear -resistant bush supporting roller structure with reliable reinforcing function. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing the segmented structure of high wear -resistant bush supporting roller to solve the problems in the above -mentioned background art.

[0005] In order to achieve the above -mentioned purpose, the utility model provides the following technical scheme: the segmented structure of high wear -resistant bush supporting roller, including the roller body, the roller body has two, two the roller body surface is provided with the detent mechanism, the roller body surface is provided with the mounting mechanism;

[0006] The detent mechanism includes L-shaped arc seat, the L-shaped arc seat is arranged at one end of the roller body surface, the L-shaped arc seat surface is fixedly connected with first spring, one end of the first spring is fixedly connected with T-shaped rod, the roller body surface is provided with second spring, one end of the second spring is fixedly connected with arc strip, the arc strip is fixedly connected with long rod in the inside, the long rod left end is fixedly connected with bent strip, the long rod one end is provided with detent arc strip.

[0007] Preferably, the L-shaped arc seat surface is provided with a through hole, and the T-shaped rod surface penetrates the through hole provided in the L-shaped arc seat surface, so as to facilitate the movement of the T-shaped rod in the through hole.

[0008] Preferably, the detent arc strip is provided with a positioning hole in the inside, and the long rod surface is matched with the positioning hole.

[0009] Preferably, the curved strip surface is provided with a clamping hole, and one end of the T-shaped rod is matched with the clamping hole, so that the T-shaped rod is clamped into the clamping hole.

[0010] Preferably, the mounting mechanism comprises a roller sleeve, the roller sleeve is arranged on the surface of the roller body, one end of the roller body is internally and fixedly connected with a T-shaped clamping ring, and the roller sleeve is internally and fixedly connected with a hollow arc seat.

[0011] Preferably, a circular cavity is formed in the interior of the roller sleeve, the hollow arc seat is located in the interior of the circular cavity, and a notch is formed at the top end of the circular cavity in the interior of the roller sleeve.

[0012] Preferably, a through hole is formed in the side surface of the roller sleeve, and the surface of the long rod penetrates through the through hole formed in the side surface of the roller sleeve, so that the long rod is clamped into the interior of the through hole.

[0013] Compared with the prior art, the segmented structure of the high-wear-resistance sleeve supporting roller has the following beneficial effects:

[0014] 1. The segmented structure of the high-wear-resistance sleeve supporting roller, through the clamping mechanism, the curved strip drives the long rod to be clamped into the interior of the clamping arc strip under the limiting of the interior of the roller sleeve and the elastic action of the second spring, then the T-shaped rod is clamped into the interior of the long rod under the elastic action of the first spring and the limiting action of the L-shaped arc seat, so that the reinforcing action after the splicing and installation of the multiple roller bodies can be performed, the overall structure can be flexibly adjusted for different rolling requirements, the loosening and displacement conditions are avoided, and the rolling precision and product quality are ensured.

[0015] 2. The segmented structure of the high-wear-resistance sleeve supporting roller, through the mounting mechanism, the T-shaped clamping ring on the roller body is inserted into the roller sleeve, then the roller body is rotated to drive the T-shaped clamping ring to rotate, and then the T-shaped clamping ring is continuously inserted into the interior of the roller sleeve to the notch, so that the T-shaped clamping ring top end is clamped into the interior of the notch, thereby corresponding installation is performed, and the interference fit between the roller body and the roller sleeve can be optimized under the thermal expansion and cold shrinkage temperature recovery effect, and the wear is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme in the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiment description. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor under the premise of not paying creative labor.

[0017] Figure 1 It is a perspective view of the overall structure of the present application;

[0018] Figure 2The utility model discloses a card position mechanism three-dimensional split drawing;

[0019] Figure 3 The utility model discloses an installation mechanism three-dimensional split section view;

[0020] Figure 4 For Figure 2 The middle A place amplification structure schematic diagram.

[0021] In the drawing: 1, roller body;2, card position mechanism;21, L-shaped arc seat;22, first spring;23, T-shaped rod;24, second spring;25, arc strip;26, long rod;27, bent strip;28, card position arc strip;3, installation mechanism;31, roller cover;32, T-shaped clasp;33, hollow arc seat;34, notch. Specific embodiments

[0022] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the protection scope of the utility model.

[0023] In the utility model, unless another explicit provision and limitation, the terms "installation", "connection", "connection", "fixing" and the like should be understood broadly, for example, can be fixed connection, also can be detachable connection, or integral;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through intermediate medium, can be the communication of two elements or the interaction of two elements. For the person skilled in the art, the specific meaning of the above-mentioned terms in the utility model can be understood according to the specific circumstances.

[0024] The utility model provides the following technical scheme:

[0025] Embodiment one

[0026] Combined Figures 2 to 4 The segmented structure of high wear-resistant bushing support roller includes roller body 1, and the two roller bodies 1 are provided with card position mechanism 2 on surfaces, and the surface of roller body 1 is provided with installation mechanism 3;

[0027] The clamping mechanism 2 comprises an L-shaped arc seat 21 arranged at one end of the roller body 1, the L-shaped arc seat 21 is fixedly connected with a first spring 22 on the surface, one end of the first spring 22 is fixedly connected with a T-shaped rod 23, the roller body 1 is provided with a second spring 24, one end of the second spring 24 is fixedly connected with an arc-shaped strip 25, the arc-shaped strip 25 is fixedly connected with an elongated rod 26 inside, the left end of the elongated rod 26 is fixedly connected with a bent strip 27, one end of the elongated rod 26 is provided with a clamping arc strip 28, a through hole is formed on the surface of the L-shaped arc seat 21, the T-shaped rod 23 penetrates through the through hole formed on the surface of the L-shaped arc seat 21, and a positioning hole is formed in the clamping arc strip 28.

[0028] Further, a clamping hole is formed on the surface of the bent strip 27, and one end of the T-shaped rod 23 is matched with the clamping hole, so that the bent strip 27 drives the elongated rod 26 to be clamped into the clamping arc strip 28 under the limiting of the roller sleeve 31 and the elasticity of the second spring 24, and then the T-shaped rod 23 is clamped into the elongated rod 26 under the elasticity of the first spring 22 and the limiting action of the L-shaped arc seat 21, so that the reinforcing effect on the assembled multi-section roller body 1 can be achieved.

[0029] Embodiment two

[0030] Reference Figures 1-4 On the basis of the embodiment one, the installation mechanism 3 further comprises a roller sleeve 31 arranged on the surface of the roller body 1, a T-shaped clamping ring 32 fixedly connected inside one end of the roller body 1, a hollow arc seat 33 fixedly connected inside the roller sleeve 31, the second spring 24 fixedly connected with the surface of the roller sleeve 31, a circular cavity formed inside the roller sleeve 31, the hollow arc seat 33 located inside the circular cavity, and a notch 34 formed at the top end of the circular cavity inside the roller sleeve 31.

[0031] Further, a through hole is formed on the side surface of the roller sleeve 31, the surface of the elongated rod 26 penetrates through the through hole formed on the side surface of the roller sleeve 31, the T-shaped clamping ring 32 on the roller body 1 is inserted into the roller sleeve 31, then the roller body 1 is rotated to drive the T-shaped clamping ring 32 to rotate, and then the T-shaped clamping ring 32 is further inserted into the roller sleeve 31 to the notch 34, and the top end of the T-shaped clamping ring 32 is clamped into the notch 34, so that corresponding installation is achieved, and the interference fit between the roller body and the roller sleeve 31 can be optimized under the effect of thermal expansion and cold shrinkage temperature rise, and the wear is reduced.

[0032] In actual operation, when the device is used, when the segmented installation of the high-wear-resistance bushing supported roller is carried out, the roller body 1 and one end of the T-shaped clamping ring 32 are first cooled to make them shrink by the thermal expansion and cold shrinkage characteristics of metal, then the T-shaped clamping ring 32 on the roller body 1 is inserted into the roller sleeve 31, then the roller body 1 is rotated to drive the T-shaped clamping ring 32 to rotate, and then the T-shaped clamping ring 32 is rotated to the gap 34 to make the T-shaped clamping ring 32 continue to penetrate into the roller sleeve 31 and make the top end of the T-shaped clamping ring 32 clamp into the gap 34, so as to be installed, and under the effect of the thermal expansion and cold shrinkage temperature rising, the interference fit of the roller body and the roller sleeve can be optimized, and the wear is reduced.

[0033] After the installation is completed and needs to be reinforced, the bent strip 27 drives the long rod 26 to clamp into the clamping arc strip 28 under the limiting of the roller sleeve 31 and the elastic effect of the second spring 24, then the T-shaped rod 23 clamps into the long rod 26 under the elastic effect of the first spring 22 and the limiting effect of the L-shaped arc seat 21, so as to reinforce the segmented roller body 1 after splicing and installation.

[0034] It should be noted that in the present document, the terms“first”,“second”, and the like are used merely to distinguish one entity or action from another, without necessarily implying any actual relationship or order between such entities or actions. Moreover, the terms“comprises”,“comprising”, or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element preceded by“comprises...” does not, without more limitations, foreclose the existence of additional identical elements in the process, method, article, or apparatus that includes the recited element.

Claims

1. Segmented construction of a high-wear sleeve supported roll comprising a roll body (1), characterized in that: The roller body (1) has two, two said roller body (1) surface is provided with the detent mechanism (2), the roller body (1) surface is provided with the mounting mechanism (3); The detent mechanism (2) includes an L-shaped arc seat (21), which is arranged at one end of the roller body (1) surface, and a first spring (22) is fixedly connected to the surface of the L-shaped arc seat (21), one end of the first spring (22) is fixedly connected with a T-shaped rod (23), a second spring (24) is arranged on the surface of the roller body (1), one end of the second spring (24) is fixedly connected with an arc strip (25), the arc strip (25) is fixedly connected with a long rod (26) inside, the long rod (26) is fixedly connected with a bent strip (27) at the left end, and the long rod (26) is provided with a detent arc strip (28) at one end.

2. The segmented structure of the high wear-resistant segment sleeve backup roll according to claim 1, characterized in that: The L-shaped arc seat (21) is provided with a through hole on the surface, and the T-shaped rod (23) penetrates through the through hole on the surface of the L-shaped arc seat (21).

3. The segmented structure of the high wear resistant segmental jacketed backup roll as claimed in claim 1 wherein: The detent arc strip (28) is provided with a positioning hole inside, and the surface of the long rod (26) is matched with the positioning hole.

4. The segmented structure of the high wear resistant segmental jacketed backup roll as claimed in claim 1 wherein: The surface of the bent strip (27) is provided with a clamping hole, and one end of the T-shaped rod (23) is matched with the clamping hole.

5. The segmented structure of the high wear resistant segmental jacketed backup roll as claimed in claim 1 wherein: The mounting mechanism (3) includes a roller sleeve (31), which is arranged on the surface of the roller body (1), and a T-shaped clamping ring (32) is fixedly connected inside one end of the roller body (1), a hollow arc seat (33) is fixedly connected inside the roller sleeve (31), and one end of the second spring (24) is fixedly connected with the surface of the roller sleeve (31).

6. The segmented structure of the high wear resistant segmental jacketed backup roll as claimed in claim 5 wherein: The roller sleeve (31) is provided with a circular cavity inside, the hollow arc seat (33) is located inside the circular cavity, and a notch (34) is formed at the top end of the circular cavity inside the roller sleeve (31).

7. The segmented structure of the high wear resistant segmental jacketed backup roll as claimed in claim 5 wherein: The roller sleeve (31) is provided with a through hole on the side, and the surface of the long rod (26) penetrates through the through hole on the side of the roller sleeve (31).

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