CN218207624U - Wear-resistant synchronous belt - Google Patents

Abstract

The utility model discloses a wear-resistant synchronous belt, which belongs to the technical field of mechanical transmission tools; the method comprises the following steps: take main part, steel wire core, dogtooth portion, steel wire core embedded in taking the main part, the steel wire core extends along taking main part length direction, the multiunit steel wire core equidistance sets up, takes main part bottom to be provided with connecting portion, and connecting portion bottom is connected with dogtooth portion, and dogtooth portion extends along taking main part width direction, the multiunit dogtooth portion equidistance sets up, forms concave part between two sets of adjacent dogtooth portions, and the second wearing layer covers arranges dogtooth portion and concave part surface in, improves the surperficial wear-resisting effect of synchronous belt through first wearing layer, prevents hold-in range surface wear, improves the wear-resisting effect of dogtooth portion through the second wearing layer, guarantees transmission efficiency, utilizes steel wire core and straight stripe to improve the tensile ability of hold-in range, avoids under the high load operating mode synchronous belt to damage, improves life.

Description

Wear-resistant synchronous belt

Technical Field

The utility model relates to a stand wear and tear hold-in range belongs to mechanical transmission instrument technical field.

Background

The hold-in range is with wire rope or glass fiber as the powerful layer, the outer annular belt that covers with polyurethane or chloroprene rubber, the internal periphery of area is made the cusp, make it mesh with the profile of tooth band pulley, so do not have relative slip between area and the band pulley, thereby realize synchronous drive, transmission efficiency can reach 99.5%, do not need the lubrication, during the hold-in range transmission, the hold-in range bears the load, the driven in-process of hold-in range lobe portion can produce the friction with the profile of tooth band pulley, make lobe portion surface wear, and the area body bears the load, especially when the load is too big, the hold-in range is elongated even damaged easily, for example publication No. CN215806025U discloses a wear-resisting heat dissipation type hold-in range, its technical scheme main points are wear-resisting heat dissipation type hold-in range, including the body, the body includes main part and a plurality of tooth portions, two liang adjacent form the tooth socket between the tooth portion, still include: the wear-resistant film is fixedly covered on the outer surface of the tooth part; the wear-resistant layer is fixedly arranged on one surface of the main body part, which is far away from the tooth part; the louvre, the louvre is a plurality of, and sets up respectively on main part and a plurality of tooth portion, the wearing layer includes wear-resisting sand grip and two liang of neighbours the heat dissipation recess that forms between the wear-resisting sand grip through setting up wear-resisting film and wearing layer, has effectively improved the stand wear and tear effect of hold-in range, and the louvre is convenient for the air through circulating simultaneously, plays better radiating effect, but owing to seted up the louvre, leads to the load reduction that can bear of hold-in range for the hold-in range damages easily.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of stand wear and tear hold-in range can solve stand wear and tear effect poor, problem that life is short.

The utility model discloses a solve above-mentioned problem, the technical scheme who proposes is: a wear resistant synchronous belt comprising: the steel wire core is embedded in the belt main body, the steel wire core extends along the length direction of the belt main body, a plurality of groups of steel wire cores are arranged at equal intervals, the bottom of the belt main body is provided with a connecting part, the bottom of the connecting part is connected with a convex tooth part, the convex tooth part extends along the width direction of the belt main body, the plurality of groups of convex tooth parts are arranged at equal intervals, a groove part is formed between two adjacent groups of convex tooth parts, a second wear-resistant layer covers the surfaces of the convex tooth part and the groove part, the top of the belt main body is covered with a first wear-resistant layer, straight stripes are arranged at the top of the first wear-resistant layer, the straight stripes extend along the length direction of the belt main body, and the plurality of groups of straight stripes are arranged at equal intervals;

a chamfer is arranged at the top corner of the convex tooth part, and a chamfer is arranged at the joint of the convex tooth part and the groove part;

the cross section of the top of the straight stripe is triangular, and the straight stripe is of an elastic structure;

elastic blocks are arranged at two ends of the groove part, and two ends of each elastic block are respectively connected with the convex tooth parts at two sides;

the thickness of the first wear-resistant layer is 0.3-1mm;

the thickness of the second wear-resistant layer is 1-3mm.

The utility model has the advantages that:

1. the wear-resisting effect of the surface of the synchronous belt is improved through the first wear-resisting layer, and the surface of the synchronous belt is prevented from being worn;

2. the wear-resisting effect of the convex tooth part is improved through the second wear-resisting layer, and the transmission efficiency is ensured;

3. utilize steel wire core and straight stripe to improve the tensile strength of hold-in range, avoid the hold-in range damage under the high load operating mode, improve life.

Drawings

Fig. 1 is a schematic structural view of the wear-resistant synchronous belt of the present invention.

Fig. 2 is a schematic structural view of the wear-resistant synchronous belt of the present invention.

Fig. 3 is a top view of the wear-resistant synchronous belt of the present invention.

1. Straight stripes; 2. a first wear resistant layer; 3. a belt main body; 4. a steel wire core; 5. a connecting portion; 6. an elastic block; 7. a convex tooth part; 8. a second wear layer; 9. and (4) a groove part.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in fig. 1, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

According to the illustrations of FIGS. 1-3: the utility model provides a stand wear and tear hold-in range includes: the belt comprises a belt main body 3, steel wire cores 4 and convex tooth parts 7, wherein the steel wire cores 4 are embedded in the belt main body 3, the steel wire cores 4 extend along the length direction of the belt main body 3, a plurality of groups of steel wire cores 4 are arranged at equal intervals, the steel wire cores 4 are used as a reinforcing structure of the belt main body 3, the tensile property of the belt main body 3 in the length direction is enhanced through the steel wire cores 4, the synchronous belt damage under a high-load working condition is avoided, a connecting part 5 is arranged at the bottom of the belt main body 3, the convex tooth parts 7 are connected with the bottom of the connecting part 5 and extend along the width direction of the belt main body 3, the plurality of groups of convex tooth parts 7 are arranged at equal intervals, the convex tooth parts 7 are meshed with the toothed belt pulleys to form transmission, the synchronous transmission is formed, a groove part 9 is formed between two adjacent groups of convex tooth parts 7, a second wear-resistant layer 8 is covered on the surfaces of the convex tooth parts 7 and the groove part 9, the second wear-resistant layer 8 prevents the convex tooth parts 7 and the groove parts 9 from directly contacting the toothed belt pulleys, the wear-resistant effect is improved, the top of the belt main body 3 is covered with a first wear-resistant layer 2, a straight stripe 1 is arranged at the top of the first wear-resistant layer 2, the straight stripe 1 is arranged along the length direction of the belt main body 3, the straight stripe 1, and the tensile property of the belt main body is improved, and the belt main body 3;

preferably, a chamfer angle is arranged at the vertex angle of the convex tooth part 7, and a chamfer angle is arranged at the joint of the convex tooth part 7 and the groove part 9, so that the convex tooth part 7 is smoothly contacted with the gear;

preferably, the cross section of the top of the straight stripe 1 is triangular, and the straight stripe 1 is of an elastic structure;

preferably, the two ends of the groove portion 9 are both provided with elastic blocks 6, the two ends of each elastic block 6 are respectively connected with the convex tooth portions 7 on the two sides, and the elastic blocks 6 enable the toothed belt wheel to limit to prevent transverse deviation;

preferably, the thickness of the first wear-resistant layer 2 is 0.3-1mm;

preferably, the thickness of the second wear layer 8 is 1-3mm.

The principle of the utility model is as follows: during the use, install the hold-in range on the toothed belt wheel, toothed belt wheel and the meshing of dogtooth portion 7, form synchronous drive, belt main part 3 moves along toothed belt wheel, because set up steel wire core 4 in the belt main part 3, steel wire core 4 has increased the tensile strength of belt main part 3 length direction, prevent that belt main part 3 from appearing the crack, improve the life of hold-in range, straight stripe 1 has increased the structural strength on belt main part 3 surface simultaneously, and it has elasticity, improve the tensile strength when belt main part 3 is crooked around toothed belt wheel, avoid crooked and lead to elastic fatigue, second wearing layer 8 prevents that dogtooth portion 7 and concave part 9 from directly contacting with toothed belt wheel, improve wear-resisting effect, first wearing layer 2 prevents belt main part 3 surface wearing and tearing, thereby reach and prevent the hold-in range wearing and tearing, improve hold-in range life's purpose.

The present invention and its embodiments have been described above, but the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, it should be understood that those skilled in the art should also understand the scope of the present invention without inventively designing the similar structure and embodiments of the present invention without departing from the spirit of the present invention.

Claims (6)

1. The utility model provides a stand wear and tear hold-in range which characterized in that: including taking main part (3), steel wire core (4), dogtooth portion (7), steel wire core (4) are set up in taking main part (3), and steel wire core (4) extend along taking main part (3) length direction, and the multiunit steel wire core (4) equidistance sets up, takes main part (3) bottom to be provided with connecting portion (5), and connecting portion (5) bottom is connected with dogtooth portion (7), and dogtooth portion (7) extend along taking main part (3) width direction, multiunit dogtooth portion (7) equidistance sets up, forms concave part (9) between two sets of adjacent dogtooth portion (7), and second wearing layer (8) cover is arranged in dogtooth portion (7) and concave part (9) surface, and it has first wearing layer (2) to take main part (3) top to cover, and first wearing layer (2) top is arranged in to straight stripe (1), straight stripe (1) extends along taking main part (3) length direction, and the multiunit equidistance sets up.

2. A wear resistant synchronous belt as claimed in claim 1 wherein: a chamfer is arranged at the vertex angle of the convex tooth part (7), and a chamfer is arranged at the joint of the convex tooth part (7) and the groove part (9).

3. A wear resistant synchronous belt as claimed in claim 1 wherein: the cross section of the top of the straight stripe (1) is triangular, and the straight stripe (1) is of an elastic structure.

4. A wear resistant synchronous belt as claimed in claim 1 wherein: elastic blocks (6) are arranged at two ends of the groove portion (9), and two ends of each elastic block (6) are connected with the convex tooth portions (7) on two sides respectively.

5. A wear resistant synchronous belt as claimed in claim 1 wherein: the thickness of the first wear-resistant layer (2) is 0.3-1mm.

6. A wear resistant synchronous belt as claimed in claim 1 wherein: the thickness of the second wear-resistant layer (8) is 1-3mm.

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