High-wear-resistance roller

Abstract

The utility model provides a high wear-resistant roller, which comprises a roller body, the roller body consists of a wear-resistant sleeve, a roller inner core and a connecting shaft, the wear-resistant sleeve is nested and connected on the surface of the roller inner core, the connecting shaft is fixedly arranged at the center of two ends of the roller inner core, and the connecting shaft is connected with the wear-resistant sleeve. And a plurality of fixing blocks are telescopically arranged on the sides of the two ends of the roller inner core at equal intervals. According to the roller, the wear resistance of the roller is improved through the wear-resistant sleeve arranged on the surface of the roller inner core in the sleeving mode, the wear-resistant sleeve and the roller inner core are fixed through the clamping blocks and the clamping grooves, the wear-resistant sleeve is convenient to disassemble and fix, and therefore the wear-resistant sleeve is convenient to replace, and the service life of the roller is prolonged.

Description

Technical Field

[0001] The utility model belongs to the technical field of rollers and relates to a high wear-resistant roller. Background Art

[0002] The roller is one of the main working parts of continuous plastic deformation. During the production and processing of traditional rollers, steel is mainly used for processing, and the surface of the roller is relatively smooth.

[0003] After searching, according to the patent number "CN218611025U", a high wear-resistant roller is disclosed, which specifically relates to the technical field of high wear-resistant rollers, including a roller body, roller necks at both ends of the roller body and shaft heads on the roller necks, the roller necks and the roller body are connected with transition fillets, the roller body is hollow inside, and a cooling cylinder is arranged inside the roller body. By arranging a cooling cylinder, a liquid inlet channel, a liquid outlet channel, a heat conducting member and an external heat dissipation component, it is beneficial to improve the cooling speed of the roller during use while enabling the roller to continuously dissipate heat.

[0004] The above-mentioned wear-resistant roller mainly achieves a good cooling effect by arranging a cooling cylinder inside. However, during the use of the above-mentioned wear-resistant roller, the wear-resistant roller is prone to serious wear on the roller surface during long-term wear, which affects the service life of the wear-resistant roller. For this reason, we have designed a high wear-resistant roller to increase the service life of the roller. Summary of the invention

[0005] The purpose of the utility model is to provide a highly wear-resistant roller to solve the problems raised in the above background technology.

[0006] The purpose of the utility model can be achieved through the following technical solutions: a highly wear-resistant roller, comprising a roller body, the roller body consisting of a wear-resistant sleeve, a roller inner core and a connecting shaft, the surface of the roller inner core is nested and connected with the wear-resistant sleeve, the center of the two ends of the roller inner core is fixed with a connecting shaft, the sides of the two ends of the roller inner core are equidistantly telescopically provided with a plurality of fixed blocks, the sides of the plurality of the fixed blocks are fixed with clamping blocks, the end surface of the wear-resistant sleeve is equidistantly provided with a plurality of clamping grooves, and the plurality of the clamping blocks are clamped and connected with the corresponding clamping grooves.

[0007] In the above-mentioned high-wear-resistant rolling roller, circular cavities are opened on both sides of the inner core of the rolling roller, and circular blocks of matching sizes are nested and connected inside the two circular cavities. Multiple rotating shafts are equidistantly rotatably connected to one side of the circular block, and one end of the multiple rotating shafts passes through the circular cavity and is fixedly connected to the end face of the corresponding fixed block.

[0008] In the above-mentioned high wear-resistant roller, a plurality of return springs are fixedly installed at equal intervals on one side wall of the circular cavity, and one end of the plurality of return springs is fixedly connected to the side surface of the circular block.

[0009] In the above-mentioned high wear-resistant rolling roller, a pull rope is fixedly provided at the center of the side of the circular block, a circular groove is opened on the end face of the connecting shaft, one end of the pull rope passes through the axis of the connecting shaft and extends to the inside of the circular groove, and a pull block is fixedly connected to the end of the pull rope.

[0010] In the above-mentioned high wear-resistant rolling roller, an annular drawing groove is formed on the outer wall of the drawing block.

[0011] In the above-mentioned highly wear-resistant roller, the end surface size of the roller inner core is matched with the inner diameter of the wear-resistant sleeve, and the surface of the roller inner core is provided with evenly distributed anti-slip grooves.

[0012] In the above-mentioned high wear-resistant rolling roller, the wear-resistant sleeve is a wear-resistant steel sleeve with a frosted surface.

[0013] Compared with the prior art, the utility model has the following advantages: the wear-resistant sleeve of the roller is sleeved on the surface of the inner core of the roller, thereby increasing the wear resistance of the roller; the wear-resistant sleeve is fixed to the inner core of the roller by a clamping block and a clamping groove, which facilitates the disassembly and fixation of the wear-resistant sleeve, thereby facilitating the replacement of the wear-resistant sleeve and thus increasing the service life of the roller. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 The utility model is a structural schematic diagram of a high wear-resistant roller.

[0015] Figure 2 The utility model is a schematic diagram of the cross-sectional structure of a high wear-resistant roller.

[0016] Figure 3 This utility model is a high wear-resistant roller Figure 2 A partial enlarged view of point A in the middle.

[0017] In the figure, 1, roller body; 2, wear-resistant sleeve; 3, roller inner core; 4, fixed block; 5, connecting shaft; 6, circular groove; 7, pull block; 8, clamping groove; 9, clamping block; 10, circular cavity; 11, circular block; 12, reset spring; 13, pull rope; 14, rotating shaft. DETAILED DESCRIPTION

[0018] The following are specific embodiments of the present invention and the accompanying drawings to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

[0019] like Figure 1-3As shown, the utility model is a highly wear-resistant roller, comprising a roller body 1, the roller body 1 is composed of a wear-resistant sleeve 2, a roller inner core 3 and a connecting shaft 5, the wear-resistant sleeve 2 is nested and connected on the surface of the roller inner core 3, the connecting shaft 5 is fixedly provided at the center of both ends of the roller inner core 3, a plurality of fixed blocks 4 are equidistantly telescopically arranged on the sides of both ends of the roller inner core 3, a plurality of fixed blocks 4 are fixedly provided with clamping blocks 9 on the sides, a plurality of clamping grooves 8 are equidistantly opened on the end face of the wear-resistant sleeve 2, and a plurality of clamping blocks 9 are clamped and connected with the corresponding clamping grooves 8.

[0020] Specifically, the roller has a wear-resistant sleeve 2 sleeved on the surface of the roller core 3 to increase the wear resistance of the roller. The wear-resistant sleeve 2 and the roller core 3 are fixed by a clamping block 9 and a clamping groove 8, which facilitates the disassembly and fixation of the wear-resistant sleeve 2, thereby facilitating the replacement of the wear-resistant sleeve 2.

[0021] like Figure 1 , Figure 2 and Figure 3 As shown, the utility model is a highly wear-resistant roller, wherein circular cavities 10 are provided on both sides of the inner core 3 of the roller, and circular blocks 11 of matching sizes are nested and connected inside the two circular cavities 10, and a plurality of rotating shafts 14 are equidistantly rotatably connected to one side of the circular block 11, and one end of the plurality of rotating shafts 14 passes through the circular cavity 10 and is fixedly connected to the end face of the corresponding fixed block 4.

[0022] A plurality of return springs 12 are fixedly installed at equal intervals on one side wall of the circular cavity 10 , and one end of the plurality of return springs 12 is fixedly connected to the side surface of the circular block 11 .

[0023] A pull rope 13 is fixedly provided at the center of the side of the circular block 11 , a circular groove 6 is provided on the end surface of the connecting shaft 5 , one end of the pull rope 13 passes through the axis of the connecting shaft 5 and extends to the inside of the circular groove 6 , and a pull block 7 is fixedly connected to the end of the pull rope 13 .

[0024] Specifically, through the cooperation of the pull block 7 and the pull rope 13, the circular block 11 inside the circular block 11 is facilitated to move, and the movement of the circular block 11 drives the movement of the rotating shaft 14, and the rotating shaft 14 is connected to the fixed block 4 to realize the movement of the fixed block 4, and realize the engagement and separation of the clamping block 9 on the side of the fixed block 4 and the clamping slot 8.

[0025] The outer wall of the pulling block 7 is provided with an annular pulling groove.

[0026] Specifically, the annular pulling groove facilitates the pulling of the pulling block 7 .

[0027] like Figure 1 , Figure 2 and Figure 3 As shown, the utility model is a highly wear-resistant roller, the end surface size of the roller inner core 3 is matched with the inner diameter of the wear-resistant sleeve 2, and the surface of the roller inner core 3 is provided with evenly distributed anti-skid patterns.

[0028] Specifically, the anti-skid grooves provided on the surface of the roller inner core 3 increase the nesting stability between the roller inner core 3 and the wear-resistant sleeve 2 .

[0029] The wear-resistant sleeve 2 is a wear-resistant steel sleeve with a frosted surface.

[0030] In specific implementation, when the wear-resistant sleeve 2 on the surface of the roller needs to be replaced, first, the pulling block 7 is pulled from the circular grooves 6 at both ends of the connecting shaft 5, and the circular block 11 inside the circular cavity 10 is moved by the pulling of the pulling block 7. The circular block 11 moves so that one end of the rotating shaft 14 extends out of the circular cavity 10. The rotating shaft 14 drives the fixed block 4 to move during the extension process, so that the clamping block 9 on the side of the fixed block 4 is separated from the clamping groove 8, and then the fixed block 4 is rotated to the end face of the roller core 3, and then the wear-resistant sleeve 2 is pulled out from the surface of the roller core 3, and the disassembly of the wear-resistant sleeve 2 is completed;

[0031] Next, the new wear-resistant sleeve 2 is nested on the surface of the roller core 3, and then the fixed block 4 is rotated manually so that the clamping block 9 on the side of the fixed block 4 engages with the clamping groove 8 on the end face of the wear-resistant sleeve 2, and the pull rope 13 is released manually. At this time, the circular block 11 is reset by the thrust of the reset spring 12, and the replacement of the wear-resistant sleeve 2 is completed.

[0032] The contents not described in detail in this specification belong to the prior art known to the professional and technical personnel in this field. The specific embodiments described in this article are only used to illustrate the spirit of the utility model. The technicians in the technical field of the utility model can make various modifications or supplements to the specific embodiments described or replace them in a similar way, but they will not deviate from the spirit of the utility model or exceed the scope defined by the attached claims.

Claims

1. A highly wear-resistant roller, comprising a roller body (1), characterized in that: The roller body (1) is composed of a wear-resistant sleeve (2), a roller core (3) and a connecting shaft (5); the wear-resistant sleeve (2) is nested and connected on the surface of the roller core (3); the connecting shaft (5) is fixedly provided at the center of both ends of the roller core (3); a plurality of fixed blocks (4) are equidistantly arranged on the sides of both ends of the roller core (3); a plurality of clamping blocks (9) are fixedly provided on the sides of the plurality of fixed blocks (4); a plurality of clamping grooves (8) are equidistantly provided on the end surface of the wear-resistant sleeve (2); and a plurality of clamping blocks (9) are clamped and connected with corresponding clamping grooves (8).

2. A highly wear-resistant roller according to claim 1, characterized in that: Circular cavities (10) are provided on both sides of the inner core (3) of the rolling roller, and circular blocks (11) of matching sizes are nested and connected inside the two circular cavities (10). Multiple rotating shafts (14) are equidistantly rotatably connected to one side of the circular block (11), and one end of the multiple rotating shafts (14) passes through the circular cavity (10) and is fixedly connected to the end surface of the corresponding fixed block (4).

3. A highly wear-resistant roller according to claim 2, characterized in that: A plurality of return springs (12) are fixedly installed at equal intervals on a cavity wall of one side of the circular cavity (10), and one end of the plurality of return springs (12) is fixedly connected to a side surface of the circular block (11).

4. A highly wear-resistant roller according to claim 3, characterized in that: A pull rope (13) is fixedly provided at the center of the side surface of the circular block (11), a circular groove (6) is provided on the end surface of the connecting shaft (5), one end of the pull rope (13) passes through the axis of the connecting shaft (5) and extends to the inside of the circular groove (6), and a pull block (7) is fixedly connected to the end of the pull rope (13).

5. A highly wear-resistant roller according to claim 4, characterized in that: The outer wall of the pulling block (7) is provided with an annular pulling groove.

6. A highly wear-resistant roller according to claim 1, characterized in that: The end face size of the roller inner core (3) is matched with the inner diameter of the wear-resistant sleeve (2), and the surface of the roller inner core (3) is provided with evenly distributed anti-slip patterns.

7. A highly wear-resistant roller according to claim 1, characterized in that: The wear-resistant sleeve (2) is a wear-resistant steel sleeve with a frosted surface.

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