Simulated no-load test device for sprocket assembly

Abstract

A simulated no-load test device for a sprocket assembly is provided, which belongs to the technical field of test tooling. It comprises a base, a motor is fixed on one side of the upper part of the base, and a sprocket assembly fixed support frame is fixed on the other side of the upper part of the base; the sprocket assembly fixed support frame comprises a support seat, a support platform, a V-shaped support and a clamping assembly, the lower part of the support seat is fixedly connected to the base, the upper part of the support seat is fixedly connected to the support platform, V-shaped supports are arranged on both sides of the upper part of the support platform, and a clamping assembly is arranged on the upper part of each V-shaped support. When in use, the sprocket assembly is fixed on the sprocket assembly fixed support frame, the sprocket assembly is connected to the motor through a chain transmission structure, and the motor drives the sprocket assembly to operate, thereby simulating the working operation of the sprocket assembly in the on-site working conditions, realizing the detection of the performance of the sprocket assembly after maintenance, and ensuring the maintenance effect of the sprocket assembly.

Description

Technical Field

[0001] The utility model belongs to the technical field of test fixtures, and in particular relates to a simulated no-load test device for a sprocket assembly. Background Art

[0002] Conveyors are widely used in the coal mining industry. In the current coal mining face, the role of conveyors is not only to transport coal and materials, but also to serve as the running track of coal mining machines. Therefore, it has become an indispensable main equipment in modern coal mining technology. The conveyor drive unit is composed of a motor, a reducer, and a sprocket assembly; the sprocket assembly is a mechanism that transmits power to the chain and directly bears various resistances to the transmission of transported materials. After the sprocket assembly is damaged, it needs to be transported to the maintenance manufacturer for repair. Since the actual use condition of the chain assembly is driven by a complete set of equipment, but the maintenance site does not have this complete set of equipment, it is impossible to test and verify the performance of the sprocket assembly after repair. In order to ensure the performance of the sprocket assembly after repair, it is necessary to design a test device that can detect the repaired sprocket assembly. Therefore, improvements are proposed. Utility Model Content

[0003] The technical problem solved by the utility model is to provide a simulated no-load test device for a sprocket assembly. The utility model aims to simulate the working operation of the sprocket assembly under on-site working conditions by making a test device, to detect the performance of the sprocket assembly after maintenance, and to ensure the maintenance effect of the sprocket assembly.

[0004] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0005] A simulated no-load test device for a sprocket assembly comprises a base, a motor is fixed on one side of the upper part of the base, and a sprocket assembly fixing support frame is fixed on the other side of the upper part of the base;

[0006] The sprocket assembly fixed support frame includes a support seat, a support platform, a V-shaped support and a clamping assembly. The lower part of the support seat is fixedly connected to the base, the upper part of the support seat is fixedly connected to the support platform, and V-shaped supports are arranged on both sides of the upper part of the support platform, and a clamping assembly is arranged on the upper part of each V-shaped support.

[0007] As a further limitation of the above scheme, the support seat includes two I-shaped legs, the two I-shaped legs are vertically arranged and symmetrically fixed on the upper part of the base on both sides, and the two I-shaped legs are connected together by a connecting plate I.

[0008] As a further limitation of the above scheme, the support platform comprises a square platform frame, the square platform frame is reinforced and connected by a plurality of connecting plates II, and the lower part of the square platform frame is fixedly connected to the upper part of the support seat.

[0009] To further limit the above scheme, each of the V-shaped supports includes a V-shaped seat lower base plate connected to the support platform, a V-shaped support plate is vertically fixedly connected to the upper part of the V-shaped seat lower base plate, a V-shaped groove is formed in the middle of the upper part of the V-shaped support plate, oblique support plates are fixed on the two oblique sides of the V-shaped groove, and reinforcement plates are provided on both sides of the V-shaped support plate.

[0010] To further limit the above scheme, connecting slides are provided on both sides of the support platform, and waist-shaped holes are provided at both ends of the lower base plate of the V-shaped seat. The waist-shaped holes and the connecting slides are fixedly connected by T-bolts to achieve an adjustable position connection between the lower base plate of the V-shaped seat and the support platform.

[0011] To further define the above scheme, the clamping assembly includes a connecting screw, a clamping nut and a pressure plate, upper connecting plates are fixedly provided on both sides of the upper part of the V-shaped support plate, the upper connecting plates are provided with screw holes, and each of the upper connecting plates is vertically provided with a connecting screw, the lower end of the connecting screw is screwed into the corresponding screw hole on the upper connecting plate, the hole at the end of the pressure plate is passed through the connecting screw, and a clamping nut is screwed into the upper part of the connecting screw.

[0012] The advantages of this utility model compared with the prior art:

[0013] 1. This scheme aims at the maintenance of the sprocket assembly. By making a test device, a motor capable of driving the sprocket assembly to operate is provided, a sprocket assembly fixing support frame for supporting the sprocket assembly is provided, the sprocket assembly is fixed on the sprocket assembly fixing support frame, the sprocket assembly is connected to the motor through a chain transmission structure, and the motor drives the sprocket assembly to operate, thereby simulating the working operation of the sprocket assembly under the on-site working conditions, realizing the detection of the performance of the sprocket assembly after maintenance, and ensuring the maintenance effect of the sprocket assembly;

[0014] 2. The sprocket assembly fixed support frame in the present scheme supports the sprocket assembly by adopting a V-shaped support, so that it can be suitable for supporting sprocket assemblies of different diameters, and the V-shaped support and the supporting platform are connected by a connecting slide, waist-shaped holes and T-shaped bolts, so as to adjust the distance between the V-shaped supports on both sides, so that it can adapt to supporting sprocket assemblies with different axial lengths; the above structure realizes stable support for sprocket assemblies of different diameters and lengths, and has a simple structure and strong practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is the structural front view of the utility model;

[0016] Figure 2 It is a top view of the structure of the utility model;

[0017] Figure 3 This is a left view of the structure of the fixing support frame of the sprocket assembly of the utility model;

[0018] Figure 4 It is a structural schematic diagram of the utility model in use state. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] It should be noted that, in this article, the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also includes other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, an element defined by the sentence "includes a ..." does not exclude the presence of other identical elements in the process, method, article or device including the element.

[0021] See also Figure 1-4 , describe the embodiments of the present utility model in detail.

[0022] Example: Sprocket assembly simulated no-load test device, see Figure 1 , 2 As shown, it includes a base 1, one side of the upper part of the base 1 is fixedly connected to the motor 2 by bolts, and the other side of the upper part of the base 1 is fixed with a sprocket assembly fixing support frame 3; wherein, the sprocket assembly fixing support frame 3 includes a support seat 4, a support platform 5, a V-shaped support 6 and a clamping assembly 8, the lower part of the support seat 4 is fixedly connected to the base 1, the upper part of the support seat 4 is fixedly connected to the support platform 5, V-shaped supports 6 are arranged on both sides of the upper part of the support platform 5, and a clamping assembly 8 is arranged on the upper part of each V-shaped support 6.

[0023] In this embodiment, for the maintenance of the sprocket assembly, a test device is made, a motor 2 capable of driving the sprocket assembly to operate is provided, and a sprocket assembly fixing support frame 3 for supporting the sprocket assembly 9 is provided. Figure 4 As shown, when in use, the sprocket assembly 9 is fixed on the sprocket assembly fixing support frame 3, and the sprocket assembly 9 is connected to the motor 2 through the chain transmission structure. The motor 2 drives the sprocket assembly 9 to operate, thereby simulating the working operation of the sprocket assembly under on-site working conditions, realizing the detection of the performance of the sprocket assembly after maintenance, and ensuring the maintenance effect of the sprocket assembly.

[0024] In one specific embodiment: see Figure 3 As shown, the support seat 4 includes two I-shaped legs 4-1 made of welded steel plates. The two I-shaped legs 4-1 are vertically arranged and symmetrical on both sides. The lower part of the I-shaped legs 4-1 is welded and fixed to the upper part of the base 1. The two I-shaped legs 4-1 are connected together by a connecting plate Ⅰ4-2, and the connecting plate Ⅰ4-2 is connected and fixed by welding.

[0025] The structure of the support seat can achieve stable support for other upper components, is easy to obtain materials, has a simple structure, and is easy to manufacture.

[0026] In one specific embodiment: see Figure 3 As shown, the support platform 5 includes a square platform frame 5-1, which is a frame structure made of profile welding. The square platform frame 5-1 is reinforced by multiple connecting plates II5-2, and the lower part of the square platform frame 5-1 is welded and fixedly connected to the upper part of the support seat 4.

[0027] The supporting platform has a simple structure and is easy to manufacture. The upper surface of the platform is flat and level, thus ensuring stable support for the test device.

[0028] In one specific embodiment: see Figure 1 and 3 As shown, each of the V-shaped supports 6 includes a V-shaped seat lower base plate 6-1 welded to the support platform 5, the upper portion of the V-shaped seat lower base plate 6-1 is vertically fixed and welded to a V-shaped support plate 6-2, the middle portion of the upper portion of the V-shaped support plate 6-2 is a V-shaped groove, oblique support plates 6-5 are welded and fixed on the two oblique sides of the V-shaped groove, and reinforcing plates 6-4 are welded to both sides of the V-shaped support plate 6-2.

[0029] The supporting platform 5 is provided with connecting slides 5-3 on both sides, and the two ends of the V-shaped seat lower base plate 6-1 are provided with waist-shaped holes 6-3. The waist-shaped holes 6-3 and the connecting slides 5-3 are fixedly connected by T-bolts 7 to realize the position-adjustable connection between the V-shaped seat lower base plate 6-1 and the supporting platform 6.

[0030] The above-mentioned sprocket assembly fixing support frame supports the sprocket assembly by adopting a V-shaped support to support the sprocket assembly, so that it can be suitable for supporting sprocket assemblies with different diameters, and the V-shaped support and the supporting platform are connected by a connecting slide, a waist-shaped hole and a T-shaped bolt, so as to achieve adjustment of the distance between the V-shaped supports on both sides, so that it can adapt to supporting sprocket assemblies with different axial lengths; the above-mentioned structure realizes stable support for sprocket assemblies with different diameters and lengths, and has a simple structure and strong practicality.

[0031] In one specific embodiment: see Figure 1As shown, the clamping assembly 8 includes a connecting screw 8-1, a clamping nut 8-2 and a pressure plate 8-3. Upper connecting plates 6-6 are welded and fixed on both sides of the upper part of the V-shaped support plate 6-2. The upper connecting plates 6-6 are provided with screw holes. A connecting screw 8-1 is vertically provided on each of the upper connecting plates 6-6. The lower end of the connecting screw 8-1 is screwed into the corresponding screw hole on the upper connecting plate 6-6. The hole at the end of the pressure plate 8-3 is passed through the connecting screw 8-1. The clamping nut 8-2 is screwed into the upper part of the connecting screw 8-1.

[0032] The clamping assembly is used to clamp and fix the sprocket assembly placed on the V-shaped support, ensuring that the sprocket assembly is stable during the test and does not shake, thereby ensuring the test accuracy.

[0033] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or basic features of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention, and any figure mark in the claims should not be regarded as limiting the claims involved.

[0034] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment can also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A simulated no-load test device for a sprocket assembly, characterized in that: The invention comprises a base (1), a motor (2) being fixed on one side of the upper part of the base (1), and a sprocket assembly fixing support frame (3) being fixed on the other side of the upper part of the base (1); the sprocket assembly fixing support frame (3) comprising a support seat (4), a support platform (5), a V-shaped support (6) and a clamping assembly (8); the lower part of the support seat (4) is fixedly connected to the base (1), the upper part of the support seat (4) is fixedly connected to the support platform (5), V-shaped supports (6) are arranged opposite to each other on the upper part of the support platform (5), and a clamping assembly (8) is arranged on the upper part of each V-shaped support (6).

2. The simulated no-load test device for a sprocket assembly according to claim 1, characterized in that: The support seat (4) comprises two I-shaped legs (4-1), the two I-shaped legs (4-1) are vertically arranged and symmetrically fixed on the upper part of the base (1) on both sides, and the two I-shaped legs (4-1) are connected together via a connecting plate I (4-2).

3. The simulated no-load test device for a sprocket assembly according to claim 1, characterized in that: The support platform (5) comprises a square platform frame (5-1), the square platform frame (5-1) is reinforced and connected via a plurality of connecting plates II (5-2), and the lower part of the square platform frame (5-1) is fixedly connected to the upper part of the support seat (4).

4. The simulated no-load test device for a sprocket assembly according to claim 1, characterized in that: Each of the V-shaped supports (6) comprises a V-shaped support lower base plate (6-1) connected to the support platform (5); a V-shaped support plate (6-2) is vertically fixedly connected to the upper portion of the V-shaped support lower base plate (6-1); a V-shaped groove is formed in the middle of the upper portion of the V-shaped support plate (6-2); oblique support plates (6-5) are fixed on the two oblique sides of the V-shaped groove; and reinforcing plates (6-4) are provided on both sides of the V-shaped support plate (6-2).

5. The simulated no-load test device for a sprocket assembly according to claim 4, characterized in that: Connecting slideways (5-3) are provided on both sides of the support platform (5), waist-shaped holes (6-3) are provided at both ends of the lower base plate (6-1) of the V-shaped seat, and the waist-shaped holes (6-3) and the connecting slideways (5-3) are fixedly connected by T-shaped bolts (7) to achieve positionally adjustable connection between the lower base plate (6-1) of the V-shaped seat and the support platform (5).

6. The simulated no-load test device for a sprocket assembly according to claim 4, characterized in that: The clamping assembly (8) comprises a connecting screw (8-1), a clamping nut (8-2) and a pressure plate (8-3); upper connecting plates (6-6) are fixedly provided on both sides of the upper part of the V-shaped support plate (6-2); the upper connecting plates (6-6) are provided with screw holes; each of the upper connecting plates (6-6) is vertically provided with a connecting screw (8-1); the lower end of the connecting screw (8-1) is screwed into the corresponding screw hole on the upper connecting plate (6-6); the hole at the end of the pressure plate (8-3) is passed through the connecting screw (8-1); and the upper part of the connecting screw (8-1) is screwed with a clamping nut (8-2).

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