A welded pulley for a crusher used in the gate roadway

Abstract

The present invention discloses a welded pulley for a crusher used in a gate roadway, which comprises a main support wheel and a heavy-duty pulley. It is characterized in that: left and right splicing wheels are arranged on the outer surfaces on both sides of the main support wheel. For the welded pulley for a crusher used in a gate roadway of the present invention, the structure of the pulley of the present invention is a laminated split structure, which is composed of a main support wheel, left and right splicing wheels, a right reinforcing plate, a left reinforcing plate, a support wheel pin shaft, a heavy-duty pulley, an installation sleeve, a pulley pin shaft, hexagon bolts and standard spring washers. The pulley of the present invention adopts a forging form to make the force evenly distributed and improve the service life. At the same time, the form of separating the large pulley and increasing the installation sleeve is adopted, so that the installation and maintenance are more convenient during use. The structure of the present invention is compact and has a large impact resistance, meeting the use requirements of the crusher used in the gate roadway. At the same time, the production cycle is short and the product forming rate is high. This equipment is not only simple in structure but also convenient to operate, bringing a better use prospect.

Description

Technical Field

[0001] The present invention relates to the field of crushers for gateways, and particularly to a welded pulley for a crusher for gateways. Background Art

[0002] Currently, the commonly used pulleys mainly adopt an integral casting structure. After casting and molding, secondary processing is carried out, which is time-consuming and laborious. With the development of mining crushers towards high efficiency, higher requirements are also put forward for the structural strength and impact resistance of the pulleys. Therefore, to meet the development needs of new crushers, a new type of split welded pulley for crushers for gateways has emerged as the times require.

[0003] The structure of the new type of split welded pulley of the present invention adopts a laminated welding structure. This split welded pulley has a compact structure. The left and right splicing wheels are connected by a pin shaft to achieve widening and fixing. It has a small volume. The main support wheel is linked to the left and right splicing wheels by a pin shaft, enhancing the impact resistance of the split welded pulley. Forged steel plates are used to eliminate the problem of uneven stress in the cast pulley and increase the service life of the pulley. It can be used in multiple models of high-efficiency crushers for gateways, improving the service life of crushers in coal mine roadways. Summary of the Invention

[0004] The main purpose of the present invention is to provide a welded pulley for a crusher for gateways, which can effectively solve the problems in the background art.

[0005] To achieve the above purpose, the technical solution adopted by the present invention is as follows:

[0006] A welded pulley for a crusher for gateways, comprising a main support wheel 1 and a heavy-duty pulley 6. On the outer surfaces of both sides of the main support wheel 1, there are left and right splicing wheels 2. On one outer surface of the main support wheel 1, there is a right reinforcing plate 3. On the other outer surface of the main support wheel 1, there is a left reinforcing plate 4. Inside the main support wheel 1, there is a support wheel pin shaft 5. On one outer surface of the heavy-duty pulley 6, there is a mounting sleeve 7. Between the heavy-duty pulley 6 and the mounting sleeve 7, there are a pulley pin shaft 8, a hexagon bolt 9, and a standard spring washer 10. The hexagon bolt 9 is located inside the pulley pin shaft 8, and on one outer surface of the hexagon bolt 9, there is a standard spring washer 10.

[0007] Preferably, the outer surfaces of both sides of the main support wheel 1 are fixedly connected to the inside of the left and right splicing wheels 2 through the support wheel pin shaft 5.

[0008] Preferably, the heavy-duty pulley 6 is detachably connected to the mounting sleeve 7 through the pulley pin shaft 8.

[0009] Preferably, a threaded hole is provided between the pulley pin shaft 8 and the mounting sleeve 7, and the pulley pin shaft 8 is detachably connected to the mounting sleeve 7 through the threaded hole and a hexagon bolt 9.

[0010] Preferably, the hexagon bolt 9 is movably connected to a standard spring washer 10 through the threaded hole, and the standard spring washer 10 can prevent the hexagon bolt 9 from shaking during use.

[0011] Preferably, the main support wheel 1 and the heavy-duty pulley 6 are both made of forged steel plates, and the main support wheel 1 and the heavy-duty pulley 6 are integrally formed during forging.

[0012] Preferably, the main support wheel 1 is positioned and installed between the right reinforcing plate 3 and the left reinforcing plate 4 through a support wheel pin shaft 5.

[0013] Preferably, the main support wheel 1 is welded to the right reinforcing plate 3 through the support wheel pin shaft 5, and the main support wheel 1 is welded to the left reinforcing plate 4 through the support wheel pin shaft 5.

[0014] Preferably, the main support wheel 1 and the heavy-duty pulley 6 adopt a split welding structure form, and the split welding structure form can shorten the production cycle and improve the product forming rate.

[0015] Compared with the prior art, the present invention has the following beneficial effects: The structure of the pulley of the present invention is a stacked split structure. The present invention is composed of a main support wheel, left and right splicing wheels, a right reinforcing plate, a left reinforcing plate, a support wheel pin shaft, a heavy-duty pulley, a mounting sleeve, a pulley pin shaft, a hexagon bolt and a standard spring washer. The main support wheel is fixedly connected to the left and right splicing wheels by closely fitting with the support wheel pin shaft. The inside and outside of the main support wheel are welded to the right reinforcing plate and the left reinforcing plate to increase the use strength. At the same time, all adopt post-welding processing technology to ensure that each dimension is accurately processed and meets the design standard requirements. The heavy-duty pulley is connected to the mounting sleeve by a pulley pin shaft, and a threaded hole is left. The heavy-duty pulley and the mounting sleeve are fixed through the threaded hole using a hexagon bolt and a standard spring washer. The pulley of the present invention is forged to make the stress uniform and improve the service life. At the same time, a separated large pulley is adopted, and the form of adding a mounting sleeve is used, which is more convenient for installation and maintenance during use. The structure of the present invention is compact and has a large impact resistance, meeting the use requirements of the crusher for the gate road. At the same time, the production cycle is short and the product forming rate is high. The entire welding pulley for the crusher used in the gate road has a simple structure, convenient operation, and better use effect compared with the traditional method. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 Schematic diagram of the structure of the main support wheel 1 of a welding pulley for a crusher used in a gate road according to the present invention;

[0017] Figure 2 The welded pulley for the crusher used in the gate road according to the present invention Figure 1 Schematic cross-sectional structure diagram of the main support wheel 1 in it;

[0018] Figure 3 Schematic structure diagram of the heavy-duty pulley 6 in the welded pulley for the crusher used in the gate road according to the present invention;

[0019] Figure 4 The welded pulley for the crusher used in the gate road according to the present invention Figure 3 Schematic cross-sectional structure diagram of the heavy-duty pulley 6 in it.

[0020] In the figure: 1, main support wheel; 2, left and right splicing wheels; 3, right reinforcing plate; 4, left reinforcing plate; 5, support wheel pin shaft; 6, heavy-duty pulley; 7, mounting sleeve; 8, pulley pin shaft; 9, hexagon bolt; 10, standard spring washer. Specific embodiments

[0021] In order to make the technical means, creative features, achieved purposes and functions of the present invention easy to understand, the present invention will be further described below in conjunction with specific embodiments.

[0022] In the description of the present invention, it should be noted that the orientation or positional relationship indicated by the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation to the present invention. In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0023] In the description of the present invention, it should be noted that unless otherwise clearly specified and limited, the terms "installation", "provided with", "connection", etc. should be understood in a broad sense. For example, "connection" 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 directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

[0024] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0025] Example 1:

[0026] As Figure 1 shown, a welded pulley for a crusher used in a gateway includes a main support wheel 1 and a heavy-duty pulley 6, and is characterized in that: left and right splicing wheels 2 are arranged on the outer surfaces of both sides of the main support wheel 1, a right reinforcing plate 3 is arranged on the outer surface of one side of the main support wheel 1, a left reinforcing plate 4 is arranged on the outer surface of the other side of the main support wheel 1, a support wheel pin shaft 5 is arranged inside the main support wheel 1, an installation sleeve 7 is arranged on the outer surface of one side of the heavy-duty pulley 6, and a pulley pin shaft 8, a hexagon bolt 9 and a standard spring washer 10 are arranged between the heavy-duty pulley 6 and the installation sleeve 7. The hexagon bolt 9 is located inside the pulley pin shaft 8, and the standard spring washer 10 is arranged on the outer surface of one side of the hexagon bolt 9.

[0027] Example 2:

[0028] On the basis of Example 1, as Figure 1 、 2 shown, the outer surfaces of both sides of the main support wheel 1 are fixedly connected to the inside of the left and right splicing wheels 2 through the support wheel pin shaft 5, which is beneficial to realize widened fixation and at the same time ensure a small structural volume.

[0029] Example 3:

[0030] On the basis of Example 1, as Figure 1 、 2 shown, the welded connection between the main support wheel 1 and the right reinforcing plate 3, and the welded connection between the main support wheel 1 and the left reinforcing plate 4 can increase the strength and is beneficial to enhancing the impact resistance of the split welded pulley.

[0031] Example 4:

[0032] On the basis of Example 1, as Figure 3 、 4 shown, the heavy-duty pulley 6 is detachably connected to the installation sleeve 7 through the pulley pin shaft 8, increasing the form of the installation sleeve 7, and the installation and maintenance are more convenient during use.

[0033] Example 5:

[0034] On the basis of Example 1, as Figure 3 、 4 shown, a threaded hole is arranged between the pulley pin shaft 8 and the installation sleeve 7. The pulley pin shaft 8 is detachably connected to the installation sleeve 7 through the threaded hole and the hexagon bolt 9, and the hexagon bolt 9 is movably connected to the standard spring washer 10 through the threaded hole. The installation structure of the installation sleeve 7 is simple to disassemble, saving time and effort.

[0035] Example 6:

[0036] On the basis of Example 1, asFigures 1-4 The materials of the main support wheel 1 and the heavy-duty belt pulley 6 are both forged steel plates. The forging form can make the force evenly distributed and improve the service life.

[0037] It should be noted that the present invention is a welded belt pulley for a crusher used in the gate roadway. The structure of the belt pulley of the present invention is a laminated split structure. The present invention is composed of a main support wheel 1, left and right splicing wheels 2, a right reinforcing plate 3, a left reinforcing plate 4, a support wheel pin shaft 5, a heavy-duty belt pulley 6, a mounting sleeve 7, a belt pulley pin shaft 8, a hexagon bolt 9 and a standard spring washer 10. The main support wheel 1 and the left and right splicing wheels 2 are fixedly connected by tightly fitting with the support wheel pin shaft 5. The inside and outside of the main support wheel 1 are welded to the right reinforcing plate 3 and the left reinforcing plate 4 to increase the service strength. At the same time, the post-welding processing technology is adopted to ensure that each dimension is accurately processed and meets the requirements of the design standard. The heavy-duty belt pulley 6 and the mounting sleeve 7 are connected by the belt pulley pin shaft 8 and have threaded holes. The heavy-duty belt pulley 6 and the mounting sleeve 7 are fixed by using the hexagon bolt 9 and the standard spring washer 10 through the threaded holes. The belt pulley of the present invention adopts the forging form to make the force evenly distributed and improve the service life. At the same time, the form of separating the large belt pulley and increasing the mounting sleeve 7 is adopted, which is more convenient for installation and maintenance during use. The structure of the present invention is compact, has a large impact resistance, meets the use requirements of the crusher used in the gate roadway, has a short production cycle and a high product forming rate, and is relatively practical.

[0038] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited by the above embodiments. The above embodiments and the descriptions in the specification only illustrate the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention will have various changes and improvements, and these changes and improvements all fall within the scope of the present invention claimed. The scope of the present invention claimed is defined by the appended claims and their equivalents.

Claims

1. A welded pulley for a crusher used in the gate belt conveyor, comprising a main support wheel (1) and a heavy-duty pulley (6), characterized in that: On both outer surfaces of the main support wheel (1), left and right splicing wheels (2) are provided. On one outer surface of the main support wheel (1), a right reinforcing plate (3) is provided. On the other outer surface of the main support wheel (1), a left reinforcing plate (4) is provided. Inside the main support wheel (1), a support wheel pin shaft (5) is provided. On one outer surface of the heavy-duty pulley (6), a mounting sleeve (7) is provided. Between the heavy-duty pulley (6) and the mounting sleeve (7), a pulley pin shaft (8), a hexagonal bolt (9), and a standard spring washer (10) are provided. The hexagonal bolt (9) is located inside the pulley pin shaft (8). On one outer surface of the hexagonal bolt (9), a standard spring washer (10) is provided; Both outer surfaces of the main support wheel (1) are fixedly connected to the inside of the left and right splicing wheels (2) through the support wheel pin shaft (5); The heavy-duty pulley (6) is detachably connected to the mounting sleeve (7) through the pulley pin shaft (8); The main support wheel (1) is welded to the right reinforcing plate (3) through the support wheel pin shaft (5), and the main support wheel (1) is welded to the left reinforcing plate (4) through the support wheel pin shaft (5).

2. The welded pulley for the crusher used in the gate belt according to claim 1, wherein: A threaded hole is provided between the pulley pin shaft (8) and the mounting sleeve (7). The pulley pin shaft (8) is detachably connected to the mounting sleeve (7) through the threaded hole and the hexagonal bolt (9).

3. A welded pulley for a crusher used in a gate belt conveyor according to claim 1, characterized in that: The hexagonal bolt (9) is movably connected to the standard spring washer (10) through the threaded hole, and the standard spring washer (10) can prevent the hexagonal bolt (9) from shaking during use.

4. A welded pulley for a crusher used in a gate road, characterized in that: The materials of the main support wheel (1) and the heavy-duty pulley (6) are both forged steel plates, and the main support wheel (1) and the heavy-duty pulley (6) are integrally formed during forging.

5. A welded pulley for a crusher used in a gate road according to claim 1, wherein the main support wheel (1) is positioned and installed with the right reinforcing plate (3) and the left reinforcing plate (4) through the support wheel pin shaft (5).

6. A welded pulley for a crusher used in a gate road according to claim 1, wherein the main support wheel (1) and the heavy-duty pulley (6) adopt a split welding structure form, and the split welding structure form can shorten the production cycle and improve the product forming rate.

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