Keel chain rotary stock bin tensioning mechanism

Abstract

According to the technical scheme, the tensioning mechanism is characterized in that the tensioning mechanism comprises a feeding frame, driving chain wheels are arranged on the two sides of the interior of the feeding frame, driven chain wheels are arranged on the two sides of the interior of the feeding frame, and the exteriors of the driving chain wheels and the driven chain wheels are meshed with keel chains; a mounting frame is fixedly mounted on one side of the feeding frame, a rotating hole is formed in one side of the feeding frame, a rotating motor is fixedly mounted on one side of the mounting frame, and a shaft of the rotating motor penetrates through the rotating hole and is fixedly connected with a driving chain wheel; the tensioning assembly is arranged on one side of the feeding frame and used for tensioning the keel chain, by arranging the connecting base, a worker can start the air cylinder, the air cylinder pushes the connecting base and drives the connecting base to move, and therefore the driven chain wheel is driven to move, when the driven chain wheel moves towards the outer side, tension is applied to the keel chain, and when the driven chain wheel moves towards the inner side, the keel chain is loosened; and therefore, a user can conveniently perform tensioning operation on the keel chain.

Description

Technical Field

[0001] The utility model relates to the technical field of keel chains, in particular to a tensioning mechanism for a keel chain rotary bin. Background Technique

[0002] The keel chain and the keel chain plate conveyor are also a kind of chain plate conveyor. It uses a high-strength flexible chain as the conveying carrier and can be used for linear and turning conveying; it has good adaptability and economy, smooth conveying, a small turning radius, low noise, low wear, easy cleaning and easy maintenance.

[0003] In the existing tensioning mechanism for the keel chain rotary bin, when in use by the user, it is difficult to adjust the tension of the keel chain plate, resulting in the keel chain being difficult to accurately position the material product, making it extremely inconvenient for the user to use this kind of keel chain and affecting the conveying efficiency. Content of the Utility Model

[0004] Aiming at the deficiencies of the prior art, the utility model provides a tensioning mechanism for a keel chain rotary bin, which solves the problems that it is difficult to adjust the tension of the keel chain plate, resulting in the keel chain being difficult to accurately position the material product, making it extremely inconvenient for the user to use this kind of keel chain and affecting the conveying efficiency.

[0005] The above technical purpose of the utility model is achieved through the following technical solutions:

[0006] The tensioning mechanism for the keel chain rotary bin includes: a feeding frame, on both sides inside the feeding frame, driving sprockets are provided, on both sides inside the feeding frame, driven sprockets are provided, a keel chain is externally engaged with the driving sprockets and the driven sprockets, on one side of the feeding frame, a mounting frame is fixedly installed, on one side of the feeding frame, a rotating hole is opened, on one side of the mounting frame, a rotating motor is fixedly installed, and the shaft of the rotating motor passes through the rotating hole and is fixedly connected with the driving sprocket; a tensioning assembly, which is arranged on one side of the feeding frame and is used for tensioning the keel chain.

[0007] By adopting the above technical solution, by setting the tensioning assembly, when the keel chain is in the conveying process, the staff can adjust the tension of the keel chain through the tensioning assembly, improve the positioning accuracy of material conveying, and is beneficial to improving the conveying efficiency.

[0008] Preferably, the tensioning assembly includes: a tensioning opening, which is opened on one side of the feeding frame, inside the tensioning opening, a connecting seat is movably arranged, on one side of the connecting seat, a mounting hole is opened, on the inner circumferential wall surface of the mounting hole, a bearing is fixedly installed, and the bearing is fixedly sleeved together with the shaft of the driven sprocket, on one side inside the tensioning opening, a telescopic hole is opened, inside the telescopic hole, a cylinder is fixedly installed, and the shaft of the cylinder is fixedly connected with the connecting seat.

[0009] By adopting the above technical solution, by providing a connecting seat, when it is necessary to tension the keel chain, the staff can start the cylinder. The cylinder pushes the connecting seat, driving the connecting seat to move, and thus driving the driven sprocket to move. When moving outward, tension is applied to the keel chain, and when moving inward, the keel chain is relaxed, thus facilitating the user to perform the tensioning operation on the keel chain.

[0010] Preferably, a guide rail is fixedly installed on the inner bottom surface of the tensioning opening, and a guide block is fixedly installed on the bottom surface of the connecting seat. The guide rail and the guide block are slidably sleeved together.

[0011] By adopting the above technical solution, by providing a guide rail, when the cylinder pushes the connecting seat, the guide block at the bottom of the connecting seat slides in the guide rail, preventing the connecting seat from shaking during movement and affecting the tensioning effect.

[0012] Preferably, a buffer hole is formed on one side inside the tensioning opening, a buffer rod is fixedly installed on one side of the connecting seat, a buffer spring is sleeved outside the buffer rod, and the buffer rod and the buffer hole are movably sleeved together.

[0013] By adopting the above technical solution, by providing a buffer spring, when tensioning the keel chain, when the cylinder pushes the connecting seat, the movement of the connecting seat is buffered through the buffer spring, preventing the sudden increase in tension that may easily cause the keel chain to break.

[0014] Preferably, limiting frames are fixedly installed on both sides inside the feeding rack, and the limiting frames are movably sleeved together with the keel chain.

[0015] By adopting the above technical solution, by providing limiting frames, when the keel chain rotates, the limiting frames prevent the keel chain from disengaging from the driven sprocket and the driving sprocket.

[0016] Preferably, lubricating oil is filled inside the guide rail.

[0017] By adopting the above technical solution, by providing lubricating oil, when the guide block at the bottom of the connecting seat slides in the guide rail, the lubricating oil improves the smoothness of the sliding of the guide block.

[0018] In summary, the present utility model mainly has the following beneficial effects:

[0019] By providing a connecting seat, when it is necessary to tension the keel chain, the staff can start the cylinder. The cylinder pushes the connecting seat, driving the connecting seat to move, and thus driving the driven sprocket to move. When moving outward, tension is applied to the keel chain, and when moving inward, the keel chain is relaxed, thus facilitating the user to perform the tensioning operation on the keel chain.

[0020] By setting the guide rail, when the cylinder pushes the connecting seat, the guide block at the bottom of the connecting seat slides in the guide rail, preventing the connecting seat from shaking during movement and affecting the tensioning effect. By setting the buffer spring, when tensioning the keel chain, when the cylinder pushes the connecting seat, the movement of the connecting seat is buffered through the buffer spring, preventing the sudden increase in tension, which is likely to cause the keel chain to break. Brief Description of the Drawings

[0021] Figure 1 is a three-dimensional structural schematic diagram of the present utility model;

[0022] Figure 2 is a structural schematic diagram of the connecting seat of the present utility model;

[0023] Figure 3 is Figure 2 a partially enlarged schematic diagram of the structure at A in

[0024] Figure 4 is a structural schematic diagram of the guide block of the present utility model.

[0025] Reference Numerals: 1, feeding frame; 2, driving sprocket; 3, driven sprocket; 4, keel chain; 5, mounting frame; 6, rotating hole; 7, rotating motor; 8, tensioning opening; 9, connecting seat; 10, mounting hole; 11, bearing; 12, telescopic hole; 13, cylinder; 14, guide rail; 15, guide block; 16, buffer hole; 17, buffer rod; 18, buffer spring; 19, limit frame. Detailed Description of the Preferred Embodiments

[0026] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0027] Refer to Figure 1 、 Figure 2, the tensioning mechanism of the keel chain rotary bin, comprising: a feeding frame 1, both inner sides of the feeding frame 1 are provided with driving sprockets 2, both inner sides of the feeding frame 1 are provided with driven sprockets 3, a keel chain 4 is externally engaged with the driving sprockets 2 and the driven sprockets 3, one side of the feeding frame 1 is fixedly installed with a mounting frame 5, one side of the feeding frame 1 is provided with a rotating hole 6, one side of the mounting frame 5 is fixedly installed with a rotating motor 7, and the shaft of the rotating motor 7 passes through the rotating hole 6 and is fixedly connected with the driving sprocket 2; a tensioning assembly, the tensioning assembly is arranged on one side of the feeding frame 1 and is used for tensioning the keel chain 4. By setting the tensioning assembly, when the keel chain 4 is in the process of conveying, the staff can adjust the tension degree of the keel chain 4 through the tensioning assembly, improve the positioning accuracy of material conveying, and is beneficial to improving the conveying efficiency.

[0028] Reference Figure 1 , Figure 2 , the tensioning assembly comprises: a tensioning opening 8, the tensioning opening 8 is opened on one side of the feeding frame 1, a connecting seat 9 is movably arranged inside the tensioning opening 8, a mounting hole 10 is opened on one side of the connecting seat 9, a bearing 11 is fixedly installed on the inner circumferential wall surface of the mounting hole 10, and the bearing 11 is fixedly sleeved together with the shaft of the driven sprocket 3. A telescopic hole 12 is opened on one inner side of the tensioning opening 8, a cylinder 13 is fixedly installed inside the telescopic hole 12, and the shaft of the cylinder 13 is fixedly connected with the connecting seat 9. By setting the connecting seat 9, when it is necessary to tension the keel chain 4, the staff can start the cylinder 13, the cylinder 13 pushes the connecting seat 9, drives the connecting seat 9 to move, and thus drives the driven sprocket 3 to move. When moving outward, tension is applied to the keel chain 4, and when moving inward, the keel chain 4 is loosened, so as to facilitate the user to perform the tensioning operation on the keel chain 4.

[0029] Reference Figure 2 , Figure 4 , a guide rail 14 is fixedly installed on the inner bottom surface of the tensioning opening 8, a guide block 15 is fixedly installed on the bottom surface of the connecting seat 9, and the guide rail 14 and the guide block 15 are slidably sleeved together. By setting the guide rail 14, when the cylinder 13 pushes the connecting seat 9, the guide block 15 at the bottom of the connecting seat 9 slides in the guide rail 14, preventing the connecting seat 9 from shaking during the moving process and affecting the tensioning effect. Lubricating oil is filled inside the guide rail 14. By setting the lubricating oil, when the guide block 15 at the bottom of the connecting seat 9 slides in the guide rail 14, the smoothness of the sliding of the guide block 15 is improved through the lubricating oil.

[0030] Reference Figure 2 , Figure 3, a buffer hole 16 is provided on one inner side of the tensioning opening 8, a buffer rod 17 is fixedly installed on one side of the connecting seat 9, a buffer spring 18 is sleeved outside the buffer rod 17, and the buffer rod 17 is movably sleeved with the buffer hole 16. By providing the buffer spring 18, when the keel chain 4 is tensioned and the cylinder 13 pushes the connecting seat 9, the movement of the connecting seat 9 is buffered by the buffer spring 18 to prevent the sudden increase in tension, which is likely to cause the keel chain 4 to break. Limit frames 19 are fixedly installed on both inner sides of the feeding frame 1, and the limit frames 19 are movably sleeved with the keel chain 4. By providing the limit frames 19, when the keel chain 4 rotates, the limit frames 19 prevent the keel chain 4 from disengaging from the driven sprocket 3 and the driving sprocket 2.

[0031] Working principle: Please refer to Figures 1-4 As shown, in use, the staff places the material on the keel chain 4, starts the rotating motor 7 to drive the driving sprocket 2 to rotate, so that the keel chain 4 rotates. When the keel chain 4 needs to be tensioned, the staff can start the cylinder 13, and the cylinder 13 pushes the connecting seat 9 to drive the connecting seat 9 to move. The guide block 15 at the bottom of the connecting seat 9 slides in the guide rail 14, and at the same time, the buffer spring 18 on the other side buffers the connecting seat 9, thereby driving the driven sprocket 3 to move. When moving outward, tension is applied to the keel chain 4, and when moving inward, the keel chain 4 is relaxed.

[0032] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. Keel chain rotary silo tensioning mechanism, characterized in that: include: A feeding rack (1), wherein driving sprockets (2) are arranged on both sides of the interior of the feeding rack (1), and driven sprockets (3) are arranged on both sides of the interior of the feeding rack (1), and a keel chain (4) is meshed on the outside of the driving sprocket (2) and the driven sprocket (3), and a mounting frame (5) is fixedly mounted on one side of the feeding rack (1), and a rotating hole (6) is opened on one side of the feeding rack (1), and a rotating motor (7) is fixedly mounted on one side of the mounting frame (5), and the shaft of the rotating motor (7) passes through the rotating hole (6) and is fixedly connected to the driving sprocket (2); A tensioning assembly, which is arranged on one side of the feeding frame (1) and is used to tension the keel chain (4). The tensioning assembly comprises: A tensioning opening (8), the tensioning opening (8) is provided on one side of the feeding rack (1), a connecting seat (9) is movably provided inside the tensioning opening (8), a mounting hole (10) is provided on one side of the connecting seat (9), a bearing (11) is fixedly installed on the inner circular wall surface of the mounting hole (10), the bearing (11) and the shaft of the driven sprocket (3) are fixedly sleeved together, a telescopic hole (12) is provided on one side of the interior of the tensioning opening (8), a cylinder (13) is fixedly installed inside the telescopic hole (12), and the shaft of the cylinder (13) is fixedly connected to the connecting seat (9).

2. The keel chain rotary silo tensioning mechanism according to claim 1, characterized in that: A guide rail (14) is fixedly mounted on the inner bottom surface of the tensioning opening (8), and a guide block (15) is fixedly mounted on the bottom surface of the connecting seat (9); the guide rail (14) and the guide block (15) are slidably sleeved together.

3. The keel chain rotary silo tensioning mechanism according to claim 2, characterized in that: A buffer hole (16) is provided on one side of the tensioning opening (8), a buffer rod (17) is fixedly mounted on one side of the connecting seat (9), a buffer spring (18) is sleeved on the outside of the buffer rod (17), and the buffer rod (17) and the buffer hole (16) are movably sleeved together.

4. The keel chain rotary silo tensioning mechanism according to claim 1, characterized in that: Limiting frames (19) are fixedly installed on both sides of the interior of the feeding frame (1), and the limiting frames (19) are movably sleeved together with the keel chain (4).

5. The keel chain rotary silo tensioning mechanism according to claim 2, characterized in that: The interior of the guide rail (14) is filled with lubricating oil.

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