Lateral bending roller chain easy to adjust

Abstract

The utility model relates to the technical field of lateral bending roller chains, in particular to an easy-to-adjust lateral bending roller chain which comprises inner chain plates, outer chain plates, pin shafts and adjusting auxiliary assemblies, the outer chain plates are connected to the outer sides of the left side and the right side of each inner chain plate, the pin shafts are arranged in inner cavities of the outer chain plates in an inserted mode, sleeves are arranged on the outer sides of the pin shafts in a sleeved mode, and the adjusting auxiliary assemblies are arranged on the sleeves. The sleeve can freely rotate around the pin shaft, the outer side of the sleeve is sleeved with a roller, the adjusting auxiliary assembly is arranged on the outer chain plate, and the adjusting auxiliary assembly comprises a connecting assembly and an adjusting assembly; the adjusting auxiliary assembly is arranged on the outer chain plate at the connecting end of the lateral bending roller chain, the lengths of the connecting assembly and the adjusting assembly of the lateral bending roller chain are adjusted, the lateral bending roller chain needing to be adjusted is easy to disassemble and adjust in the using process, the working efficiency of the lateral bending roller chain cannot be affected, and the actual using requirement is met.

Description

Technical Field

[0001] The utility model relates to the technical field of lateral bending roller chains, in particular to an easily adjustable lateral bending roller chain. Background Art

[0002] A roller chain is a type of chain drive used to transmit mechanical power. It's widely used in household, industrial, and agricultural machinery, including conveyors, plotters, printing presses, automobiles, motorcycles, and bicycles. It consists of a series of short cylindrical rollers linked together and driven by a gear called a sprocket. It is a simple, reliable, and efficient power transmission device. Chain drives are widely used in various machinery in industries such as agriculture, mining, metallurgy, petrochemicals, and lifting and transportation. Compared to belt drives, they lack elastic slippage, maintain an accurate average transmission ratio, and offer higher transmission efficiency. Chains require less tension, resulting in lower loads on shafts and bearings. They are slip-resistant, offer reliable transmission, and have a strong overload capacity, enabling them to operate effectively at low speeds and under heavy loads.

[0003] The above scheme and the existing technology are not easy to adjust the length of the existing side bending roller chain when in use. The side bending roller chain that needs to be adjusted is not easy to disassemble and adjust during use, which will affect the working efficiency of the side bending roller chain and cannot meet actual use needs. Utility Model Content

[0004] The purpose of the present utility model is to provide an easily adjustable side bending roller chain to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: an easily adjustable side bending roller chain, comprising an inner link plate, an outer link plate, a pin shaft and an adjustment auxiliary component, wherein the outer sides of the left and right sides of the inner link plate are connected to the outer side thereof, and the inner cavity of the outer link plate is plugged with a pin shaft, and the outer side of the pin shaft is sleeved with a sleeve, and the sleeve can rotate freely around the pin shaft, and the outer side of the sleeve is sleeved with a roller, the adjustment auxiliary component is arranged on the outer link plate, and the adjustment auxiliary component includes a connecting component and an adjustment component.

[0006] Preferably, the connecting assembly includes a fixed block 1, a fixed block 2, a connecting hole, and a movable hole; the fixed block 1 is fixedly arranged on the outer surface of the outer link plate, and the fixed block 2 is fixedly arranged on one side of the fixed block 1, and connecting holes are provided on both sides of the surface of the fixed block 1, and connecting holes are provided on both sides of the surface of the fixed block 2, and the movable hole passes through one end of the pin shaft.

[0007] Preferably, the fixing block 1 and the fixing block 2 are symmetrically and equidistantly fixed on the outer surface of the outer link plate, and the pin is arranged between the fixing block 1 and the fixing block 2.

[0008] Preferably, the center lines of the connecting hole and the movable hole are arranged to coincide with each other, and the apertures of the connecting hole and the movable hole are arranged to be equal.

[0009] Preferably, the adjusting assembly includes a connecting rod, a connecting block, a connecting spring, an external thread, and a rotating block; one end of the connecting rod is movably inserted in the connecting hole of the fixed block one, and one end of the connecting rod passes through the movable hole set at one end of the pin shaft and the connecting hole set on the fixed block two, and the outer side wall of one end of the connecting rod is fixedly provided with an external thread, and the rotating block is threadedly connected to the external thread set on the outer side wall of the connecting rod, and the other end of the connecting rod is fixedly provided with a connecting block, and the connecting block and the fixed block one are connected by a connecting spring.

[0010] Preferably, the connection rods and the connection holes are arranged at corresponding positions and in the same number of groups, and the two are adapted to be slidably connected.

[0011] Preferably, the diameter of the connecting rod is set equal to the aperture of the connecting hole.

[0012] Preferably, a sleeve hole is provided in the inner cavity of the inner link plate, and pin holes are provided on both sides of the surface of the outer link plate.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] The utility model proposes an easily adjustable side bending roller chain, which arranges an adjustment auxiliary component on the outer link plate at the connecting end of the side bending roller chain to adjust the length of the side bending roller chain connecting component and the adjustment component. During use, the side bending roller chain that needs to be adjusted is easy to disassemble and adjust, which will not affect the working efficiency of the side bending roller chain and meets actual use needs. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the structure of the utility model;

[0016] Figure 2 For this utility model Figure 1 A schematic diagram of the structure at center A;

[0017] Figure 3 This is a schematic diagram of the top view of the structure of the utility model;

[0018] Figure 4 This is a schematic diagram of the internal structure of the roller chain of the utility model.

[0019] In the figure: inner link plate 1, outer link plate 2, pin 3, sleeve 4, roller 5, pin hole 6, sleeve hole 7, fixed block 1 8, fixed block 2 9, connecting hole 10, movable hole 11, connecting rod 12, connecting block 13, connecting spring 14, external thread 15, rotating block 16. DETAILED DESCRIPTION

[0020] In order to clearly and completely describe the purpose and technical solution of the present invention and make its advantages more clearly understood, the following is a further detailed description of the embodiments of the present invention in conjunction with the accompanying drawings. It should be understood that the specific embodiments described herein are only part of the embodiments of the present invention, not all of them, and are only used to explain the embodiments of the present invention and are not intended to limit the embodiments of the present invention. All other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0021] See also Figures 1 to 4 , this utility model provides three technical solutions:

[0022] Embodiment 1: An easily adjustable side bending roller chain comprises an inner link plate 1, an outer link plate 2, a pin 3 and an adjustment auxiliary component. The outer side of the left and right sides of the inner link plate 1 are connected to the outer side thereof, and the inner cavity of the outer link plate 2 is plugged with a pin 3, and the outer side of the pin 3 is sleeved with a sleeve 4, and the sleeve 4 can rotate freely around the pin 3, and the outer side of the sleeve 4 is sleeved with a roller 5, the adjustment auxiliary component is arranged on the outer link plate 2, and the adjustment auxiliary component includes a connecting component and an adjustment component.

[0023] A sleeve hole 7 is formed in the inner cavity of the inner link plate 1 , and pin holes 6 are formed on both sides of the surface of the outer link plate 2 .

[0024] The inner link plate 1 and sleeve 4, as well as the outer link plate 2 and pin 3, have an interference fit. The roller 5 and sleeve 4, and the sleeve 4 and pin 3, have a clearance fit. During operation, the inner and outer chain links can flex relative to each other, while the sleeve 4 rotates freely around the pin 3. The roller 5 fits over the sleeve 4 to reduce wear between the chain and the sprocket. To reduce weight and ensure equal strength across all sections, the inner and outer link plates are often shaped in an "8" shape. Chain components are made of carbon steel or alloy steel and are typically heat-treated to achieve a certain strength and hardness.

[0025] Embodiment 2: Based on embodiment 1, the connecting assembly includes a fixed block 8, a fixed block 9, a connecting hole 10, and a movable hole 11; the fixed block 8 is fixedly arranged on the outer surface of the outer link plate 2, and the fixed block 9 is fixedly arranged on one side of the fixed block 8, and connecting holes 10 are provided on both sides of the surface of the fixed block 8, and connecting holes 10 are provided on both sides of the surface of the fixed block 9, and the movable hole 11 passes through one end of the pin shaft 3.

[0026] In this embodiment, the fixing block 1 8 and the fixing block 2 9 are symmetrically fixed on the outer surface of the outer link plate 2, and the fixing block 1 8 and the fixing block 2 9 are set in a square shape, and the pin shaft 3 is set between the fixing block 1 8 and the fixing block 2 9, and the pin shaft 3 is movably inserted in the pin shaft hole 6 opened in the outer link plate 2, the center line setting of the connecting hole 10 and the movable hole 11 coincides, and the aperture setting of the connecting hole 10 and the movable hole 11 is equal, and the fixed block 1 8 and the fixed block 2 9 are used to adjust the assembly for connection.

[0027] Embodiment 3: On the basis of embodiment 2, the adjustment assembly includes a connecting rod 12, a connecting block 13, a connecting spring 14, an external thread 15, and a rotating block 16; one end of the connecting rod 12 is movably inserted into the connecting hole 10 of the fixed block 8, and one end of the connecting rod 12 passes through the movable hole 11 set at one end of the pin shaft 3 and the connecting hole 10 set on the fixed block 9, and the outer wall of one end of the connecting rod 12 is fixedly provided with an external thread 15, and the rotating block 16 is threadedly connected to the external thread 15 set on the outer wall of the connecting rod 12, and the other end of the connecting rod 12 is fixedly provided with a connecting block 13, and the connecting block 13 and the fixed block 8 are connected by the provided connecting spring 14.

[0028] In this embodiment, the connecting rod 12 and the connecting hole 10 are set in corresponding positions and have the same number of groups. The two are adapted to be slidably connected. The diameter of the connecting rod 12 is equal to the aperture of the connecting hole 10, and the fixed block 1 8 is limitedly connected with the fixed block 2 9 and the pin shaft 3 through the set connecting rod 12, and then the external thread 15 set on the outer wall of one end of the connecting rod 12 is threadedly connected and fixed with the rotating block 16 set on the outer side of the fixed block 2 9.

[0029] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An easily adjustable side bending roller chain, characterized by: The invention comprises an inner link plate (1), an outer link plate (2), a pin shaft (3) and an adjustment auxiliary component. The outer sides of the left and right sides of the inner link plate (1) are both connected with the outer link plate (2), and the inner cavity of the outer link plate (2) is plugged with the pin shaft (3). The outer side of the pin shaft (3) is sleeved with a sleeve (4), and the sleeve (4) can freely rotate around the pin shaft (3). The outer side of the sleeve (4) is sleeved with a roller (5). The adjustment auxiliary component is arranged on the outer link plate (2), and the adjustment auxiliary component comprises a connection component and an adjustment component.

2. The easily adjustable side bending roller chain according to claim 1, characterized in that: The connecting assembly comprises a fixed block 1 (8), a fixed block 2 (9), a connecting hole (10), and a movable hole (11); the fixed block 1 (8) is fixedly arranged on the outer surface of the outer link plate (2), and the fixed block 2 (9) is fixedly arranged on one side of the fixed block 1 (8), and both sides of the surface of the fixed block 1 (8) are provided with connecting holes (10), and both sides of the surface of the fixed block 2 (9) are provided with connecting holes (10), and the movable hole (11) passes through one end of the pin shaft (3).

3. The easily adjustable side bending roller chain according to claim 2, characterized in that: The fixing block 1 (8) and the fixing block 2 (9) are symmetrically and equidistantly fixed on the outer surface of the outer link plate (2), and the pin shaft (3) is arranged between the fixing block 1 (8) and the fixing block 2 (9).

4. The easily adjustable side bending roller chain according to claim 2, characterized in that: The center lines of the connecting hole (10) and the movable hole (11) are arranged to coincide with each other, and the hole diameters of the connecting hole (10) and the movable hole (11) are arranged to be equal.

5. The easily adjustable side bending roller chain according to claim 1, characterized in that: The adjustment assembly comprises a connecting rod (12), a connecting block (13), a connecting spring (14), an external thread (15), and a rotating block (16); one end of the connecting rod (12) is movably inserted into the connecting hole (10) of the fixed block (8), and one end of the connecting rod (12) passes through the movable hole (11) provided at one end of the pin shaft (3) and the connecting hole (10) provided on the fixed block (9), and the outer wall of one end of the connecting rod (12) is fixedly provided with an external thread (15), and the rotating block (16) is threadedly connected to the external thread (15) provided on the outer wall of the connecting rod (12), and the other end of the connecting rod (12) is fixedly provided with a connecting block (13), and the connecting block (13) and the fixed block (8) are connected via the provided connecting spring (14).

6. The easily adjustable side bending roller chain according to claim 5, characterized in that: The connection rods (12) and the connection holes (10) are arranged at corresponding positions and have the same number of groups, and the two are adapted to be slidably connected.

7. The easily adjustable side bending roller chain according to claim 6, characterized in that: The diameter of the connecting rod (12) is set to be equal to the hole diameter of the connecting hole (10).

8. The easily adjustable side bending roller chain according to claim 1, characterized in that: The inner cavity of the inner link plate (1) is provided with a sleeve hole (7), and both sides of the surface of the outer link plate (2) are provided with pin shaft holes (6).

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