High-precision high-bearing-capacity chain link type annular conveying device

Abstract

The utility model discloses a high-precision high-bearing-capacity chain link type annular conveying device which comprises a machine frame and an annular guide rail fixedly arranged on the machine frame, chain links matched with the guide rail are arranged on the guide rail in a sliding mode, the chain links are connected into a chain in a matched mode, and the chain is wound on the guide rail and driven by a driving assembly. Each chain link at least comprises a link plate, a positioning plate is arranged on one side of each link plate, a guide plate is arranged on the other side of each link plate, every two adjacent link plates are connected through a link assembly, each positioning plate is provided with a positioning assembly used for positioning the corresponding link plate, and each guide plate is provided with a guide assembly used for guiding the corresponding link plate. The conveying belt has the advantages that objects are stable and reliable in the conveying process, displacement or shaking is avoided, the accuracy rate of the conveying belt is guaranteed, meanwhile, the connecting mode is simple, maintenance, disassembly and assembly are easy, the chain link replacement mode is simple and efficient, the cost for maintaining and replacing the chain links is very low, batch operation is facilitated, cost is greatly reduced, and the production efficiency is improved. And the method has relatively wide applicability.

Description

Technical Field

[0001] The utility model relates to the technical field of conveying, and in particular to a high-precision and high-load-bearing chain link type annular conveying device. Background Art

[0002] Chain conveyors use chains as traction and carriers to transport materials. Chain conveyors have large conveying capacity, various conveying chain structures, and a variety of accessories. They are easy to realize accumulation and conveying, and can be used as assembly production lines or as material storage and transportation.

[0003] Objects on existing chain conveyors are prone to displacement or falling during transportation, requiring manual position correction, which is time-consuming, labor-intensive, and costly. At the same time, the chain and conveyor are fixed, which is not conducive to subsequent maintenance and replacement. Utility Model Content

[0004] The utility model aims to overcome the shortcomings of the prior art and provide a high-precision and high-load chain link type annular conveying device.

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

[0006] A high-precision and high-load-bearing chain-link annular conveying device comprises a frame and a circular guide rail fixed thereon, wherein the guide rail is slidably provided with a chain link adapted thereto, and the chain links cooperate with each other to form a chain, and the chain is wound around the guide rail and driven by a driving assembly; the chain link comprises at least a link plate, a positioning plate is provided on one side of the link plate, and a guide plate is provided on the other side, and adjacent link plates are connected by a link assembly, a positioning assembly is provided on the positioning plate for positioning the link plate, and a guide assembly is provided on the guide plate for guiding the link plate.

[0007] Preferably, the link assembly at least includes a link block fixed on the link plate, one end of the link block is fixed with a card-connecting end, and the card-connecting end is provided with a card interface; the other end of the link block is provided with an extension end, and the extension end is provided with a plug interface, and a pin shaft can pass through the card interface and the plug interface in sequence to connect the card-connecting end and the extension end.

[0008] Preferably, a slot matching the clamping end is provided between the extension ends, a bearing is provided in the slot, the extension ends are fixed on both ends of the bearing, the bearing is sleeved on the pin shaft, and a needle roller is provided between the pin shaft and the bearing.

[0009] Preferably, the positioning assembly at least includes a flat guide wheel pivotally arranged on the positioning plate, and the flat guide wheels are arranged upper and lower, and the outer circumferential surface of the flat guide wheel located at the upper side abuts against the upper surface of the guide rail, and the outer circumferential surface of the flat guide wheel located at the lower side abuts against the lower surface of the guide rail.

[0010] Preferably, the guide assembly at least includes a grooved guide wheel pivotally arranged on the guide plate, an eccentric guide wheel is provided below the grooved guide wheel, a first convex edge matched with the groove on the grooved guide wheel is fixedly provided on the top of the guide rail, and a second convex edge matched with the eccentric groove on the eccentric guide wheel is fixedly provided on the bottom of the guide rail.

[0011] Preferably, the driving assembly at least includes a driving motor fixed on the frame, a motor shaft of the driving motor is connected to a driving wheel via a coupling, and the driving wheel is pivotally arranged on the frame and can drive the chain to rotate.

[0012] The beneficial effects of the utility model are mainly reflected in:

[0013] 1. The design is exquisite, and the objects are stable and reliable during transportation without displacement or shaking, ensuring the accuracy of the conveyor belt. At the same time, the connection method is simple, easy to maintain and disassemble, and the method of replacing the chain links is simple and efficient. The cost of repairing and replacing the chain links is very low, which is convenient for batch operation, greatly reduces the cost, and has a wide applicability.

[0014] 2. The cooperation between the flat guide wheel, the eccentric guide wheel and the grooved guide wheel can make the chain run smoothly and ensure the smoothness of transportation. In addition, during the movement, the eccentric groove of the eccentric guide wheel slides on the second convex edge to correct the deviation and further ensure the smoothness of transportation. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The technical solution of the utility model is further described below in conjunction with the accompanying drawings:

[0016] Figure 1 : A front view of a preferred embodiment of the utility model;

[0017] Figure 2 : A three-dimensional diagram of the chain link in the first direction in the preferred embodiment of the utility model;

[0018] Figure 3 : A three-dimensional diagram of the chain link in the second direction in the preferred embodiment of the utility model;

[0019] Figure 4 : Figure 1 Sectional view of AA. DETAILED DESCRIPTION

[0020] The present invention will be described in detail below in conjunction with the specific embodiments shown in the accompanying drawings. However, these embodiments are not limited to the present invention, and any structural, methodological, or functional changes made by a person skilled in the art based on these embodiments are all within the scope of protection of the present invention.

[0021] The present invention will be described in detail below with reference to the accompanying drawings and in combination with embodiments.

[0022] like Figures 1 to 4 As shown, the utility model discloses a high-precision and high-load chain-link annular conveying device, including a frame 1 and a circular guide rail 2 fixed thereon, wherein the guide rail 2 includes a left half 21 and a right half 22 which are separated on the left and right sides. The left half 21 and the right half 22 can be integrally formed or connected by splicing or the like, which all fall within the protection scope of the utility model and will not be elaborated herein.

[0023] The guide rail 2 is slidably provided with a chain link 3 adapted thereto, and the chain links 3 cooperate with each other to form a chain 4, and the chain 4 is wound around the guide rail 2 and driven by a driving assembly 5. The driving assembly 5 at least includes a driving motor 51 fixed on the frame 1, and the motor shaft of the driving motor 51 is connected to a driving wheel 52 through a coupling, and the driving wheel 52 is pivotally arranged on the frame 1 and can drive the chain 4 to rotate. Specifically, there is a gap between adjacent chain links 3, and the teeth on the driving wheel 52 can at least partially extend into the gap between the chain links 3, thereby driving the chain 4 to slide on the guide rail 2. Of course, the driving assembly 5 can also be implemented in other ways, which all belong to the protection scope of the present utility model and will not be described in detail here.

[0024] In this preferred embodiment, the chain link 3 at least includes a link plate 31, a positioning plate 32 is provided on one side of the link plate 31, and a guide plate 33 is provided on the other side. Adjacent link plates 31 are connected by a link component 6, a positioning component 7 is provided on the positioning plate 32 for positioning the link plate 31, and a guide component 8 is provided on the guide plate 33 for guiding the link plate 31.

[0025] The link assembly 6 at least includes a link block 61 fixed on the link plate 31, one end of the link block 61 is fixed with a clamping end 62, and the clamping end 62 is provided with a clamping interface 63; the other end of the link block 61 is provided with an extension end 64, and the extension end 64 is provided with a plug-in interface 67. A pin shaft 66 can pass through the plug-in interface 63 and the plug-in interface 67 in sequence to connect the clamping end 62 and the extension end 64. The adjacent chain link blocks 61 are linked together one by one through the clamping end 62 and the extension end 64 to form a chain 4. This connection method is simple, easy to maintain and disassemble, and the method of replacing the chain links is simple and efficient. The cost of repairing and replacing the chain links is very low, which is convenient for batch operation, greatly reduces the cost, and has a wide applicability.

[0026] A slot 65 matching the clamping end 62 is provided between the extension ends 64, a bearing 68 is provided in the slot 65, the extension ends 69 are fixed on both ends of the bearing 68, the bearing 68 is sleeved on the pin 66, and a needle roller 681 is provided between the pin 66 and the bearing 68. The provision of the bearing 68 can reduce the friction generated by the extension end 64 during the rotation process, avoid the generation of noise, and extend the service life.

[0027] In the above, the positioning assembly 7 at least includes a flat guide wheel 71 pivotally mounted on the positioning plate 32, and the flat guide wheel 71 is arranged in an upper and lower position, and the outer circumferential surface of the flat guide wheel 71 located at the upper position abuts against the upper surface of the guide rail 2, and the outer circumferential surface of the flat guide wheel 71 located at the lower position abuts against the lower surface of the guide rail 2. The guide assembly 8 at least includes a grooved guide wheel 81 pivotally mounted on the guide plate 33, and an eccentric guide wheel 82 is arranged below the grooved guide wheel 81, and a first flange 84 matching the groove 83 on the grooved guide wheel 81 is fixed on the top of the guide rail 2, and a second flange 85 matching the eccentric groove 86 on the eccentric guide wheel 82 is fixed on the bottom of the guide rail 2. The flat guide wheel 71, the eccentric guide wheel 82 and the grooved guide wheel 81 cooperate with each other to enable the chain 4 to run smoothly and ensure the smoothness of transportation. In addition, during the movement, the eccentric groove 83 of the eccentric guide wheel 82 slides on the second flange 85 to play a role in correcting deviation and further ensure the smoothness of transportation.

[0028] It should be understood that although this 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 implementation mode may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

[0029] The series of detailed descriptions listed above are only specific descriptions of feasible implementation methods of the utility model. They are not intended to limit the protection scope of the utility model. Any equivalent implementation methods or changes that do not deviate from the technical spirit of the utility model should be included in the protection scope of the utility model.

Claims

1. A high-precision, high-load chain link type annular conveying device, comprising a frame (1) and a guide rail (2) fixed thereon in an annular shape, characterized in that: The guide rail (2) is slidably provided with a chain link (3) adapted thereto, the chain links (3) are connected to each other in cooperation to form a chain (4), the chain (4) is wound around the guide rail (2) and driven by a driving assembly (5); the chain link (3) comprises at least a link plate (31), one side of the link plate (31) is provided with a positioning plate (32), and the other side is provided with a guide plate (33), adjacent link plates (31) are connected via a link assembly (6), the positioning plate (32) is provided with a positioning assembly (7) for positioning the link plate (31), and the guide plate (33) is provided with a guide assembly (8) for guiding the link plate (31).

2. The high-precision and high-load chain link type annular conveying device according to claim 1 is characterized in that: The link assembly (6) comprises at least a link block (61) fixedly mounted on the link plate (31); a card connection end (62) is fixedly mounted on one end of the link block (61); a card interface (63) is disposed on the card connection end (62); an extension end (64) is disposed on the other end of the link block (61); a plug interface (67) is disposed on the extension end (64); a pin (66) can sequentially penetrate the card interface (63) and the plug interface (67) to connect the card connection end (62) and the extension end (64).

3. The high-precision and high-load chain link type annular conveying device according to claim 2 is characterized in that: A clamping groove (65) matched with the clamping end (62) is provided between the extension ends (64), a bearing (68) is provided in the clamping groove (65), the extension ends (64) are fixedly provided on both ends of the bearing (68), the bearing (68) is sleeved on the pin shaft (66), and a roller needle (681) is provided between the pin shaft (66) and the bearing (68).

4. The high-precision and high-load chain link type annular conveying device according to claim 1 is characterized in that: The positioning assembly (7) comprises at least a flat guide wheel (71) pivotally arranged on the positioning plate (32), the flat guide wheel (71) being arranged in an upper and lower position, the outer circumferential surface of the flat guide wheel (71) located at the upper position abutting against the upper surface of the guide rail (2), and the outer circumferential surface of the flat guide wheel (71) located at the lower position abutting against the lower surface of the guide rail (2).

5. The high-precision and high-load chain link type annular conveying device according to claim 1 is characterized in that: The guide assembly (8) comprises at least a grooved guide wheel (81) pivotally arranged on the guide plate (33), an eccentric guide wheel (82) being arranged below the grooved guide wheel (81), a first convex edge (84) being fixedly arranged on the top of the guide rail (2) and matching with the groove (83) on the grooved guide wheel (81), and a second convex edge (85) being fixedly arranged on the bottom of the guide rail (2) and matching with the eccentric groove (86) on the eccentric guide wheel (82).

6. The high-precision and high-load chain link type annular conveying device according to claim 1, characterized in that: The driving assembly (5) comprises at least a driving motor (51) fixedly mounted on the frame (1); a motor shaft of the driving motor (51) is connected to a driving wheel (52) via a coupling; the driving wheel (52) is pivotally mounted on the frame (1) and can drive the chain (4) to rotate.

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