Stepping type annular track conveying line

Abstract

The utility model discloses a stepping type annular track conveying line which comprises a conveying frame, a conveying track is installed at the upper end of the conveying frame, a plurality of sets of track trolleys are installed on the conveying track in a distributed mode, conveying trays used for containing objects are further installed on the track trolleys, and a plurality of sets of limiting bases are installed on the conveying trays in a distributed mode. Each rail trolley is composed of a conveying base and conveying rollers, and two pairs of conveying rollers are rotationally installed at the lower end of each conveying base and distributed on the inner side and the outer side of the conveying rail. The driving mechanism is mounted on the conveying frame and used for driving the small rail car to move along the conveying rail; the connecting mechanism is arranged between the driving mechanism and the rail trolley and used for connecting the rail trolley with the driving mechanism; according to the utility model, the structure is reasonable, transported articles can be positioned, the transportation safety performance is improved, the damage risk of the articles is reduced, the transportation quantity of the articles can be effectively improved, and the use requirements can be better met.

Description

Technical Field

[0001] The utility model relates to the technical field of conveyor lines, in particular to a stepping type ring track conveyor line. Background Art

[0002] Traditional industrial production transportation is carried out by manual handling to the next processing location. This method requires a large amount of manpower and has a relatively high cost. An existing ring conveyor line includes a frame, a motor, a sprocket, a chain, and a conveyor belt; the frame serves as the main body for carrying, the motor drives the sprocket to rotate, the sprocket drives the chain to rotate, and the chain then pulls the conveyor belt, thereby transporting the items on the conveyor belt to the next location. This method does not require manual handling and reduces costs.

[0003] For example, the utility model patent with the authorization publication number CN218808410U discloses a conveying drive mechanism and a track conveyor line of a track conveyor line. The device includes a conveying track, the conveying track includes a connecting beam and a conveyor belt movably arranged on the connecting beam, the conveying drive mechanism of the track conveyor line includes a drive seat, a conveying drive assembly, and a tensioning assembly. The drive seat is used to connect with the connecting beam and is provided with a guide groove. The conveying drive assembly includes a conveying drive member installed on the drive seat and a conveying transmission member movably arranged on the drive seat. The conveying drive member is used to drive the conveying transmission member to move relative to the drive seat, so as to drive the conveyor belt to move relative to the connecting beam and convey materials. The tensioning assembly includes a tensioning fixing plate, a tensioning sliding plate, a tensioning shaft, and a tensioning adjusting rod. The tensioning sliding plate includes a connecting rod and an abutting plate connected to each other. The tensioning fixing plate is connected to the drive seat and forms a receiving cavity for receiving the connecting rod with the drive seat. The tensioning shaft passes through the guide groove and is connected to the abutting plate. The tensioning adjusting rod is movably connected to the tensioning fixing plate and is used for the tensioning adjusting rod to move, and drives the tensioning shaft to approach and press against the conveyor belt along the guide groove, or drives the tensioning shaft to move away from the conveyor belt along the guide groove.

[0004] However, when the device is specifically used, the items are directly placed on the conveyor belt for conveying. When the conveying stops, the items cannot be positioned continuously, and under the action of inertia, the items may fall, reducing the safety of conveying; and the load-bearing capacity of the conveyor belt is limited, reducing the conveying volume of the items. Summary of the Utility Model

[0005] The purpose of the utility model is to provide a stepping type ring track conveyor line to solve the problems put forward in the above background art.

[0006] To achieve the above purpose, the utility model provides the following technical solutions:

[0007] A step - type ring - shaped track conveyor line includes a conveying frame. A conveying track is installed at the upper end of the conveying frame. Multiple groups of track trolleys are distributively installed on the conveying track. A conveying tray for placing items is also installed on the track trolley, and multiple groups of limit seats are distributively installed on the conveying tray; Each of the track trolleys is composed of a conveying seat and conveying rollers. Two pairs of conveying rollers are rotatably installed at the lower end of the conveying seat, and the conveying rollers are distributed on the inner and outer sides of the conveying track; A driving mechanism is installed on the conveying frame and is used to drive the track trolley to move along the conveying track; A connecting mechanism is arranged between the driving mechanism and the track trolley and is used to connect the track trolley with the driving mechanism; A positioning mechanism is installed on the conveying frame and is used to position the track trolley.

[0008] As a preferred solution, the driving mechanism includes a pair of driving sprockets rotatably installed at the upper end of the conveying frame. A driving chain is sleeved between the driving sprockets. A driving motor is also installed at the lower end of the conveying frame, and the output end of the driving motor is drivingly connected to the shaft end of the driving sprocket.

[0009] As a preferred solution, the driving chain is located inside the conveying track.

[0010] As a preferred solution, the conveying track is spliced by a pair of straight tracks and a pair of semi - circular tracks.

[0011] As a preferred solution, each connecting mechanism includes a pair of connecting pins installed at the upper end of the driving chain. A connecting seat is fixed on the side of the conveying seat close to the driving chain. A pair of connecting grooves are formed on the connecting seat. The pair of connecting pins penetrate through the corresponding connecting grooves and are sleeved with connecting buckles.

[0012] As a preferred solution, the connecting groove is a strip - shaped groove.

[0013] As a preferred solution, the positioning mechanism includes a positioning cylinder hinged at the lower end of the conveying frame. A positioning rotating shaft is rotatably installed outside the conveying frame. A pair of positioning swing arms are installed on the positioning rotating shaft. A positioning column is installed at the upper end of the positioning swing arm. A positioning driving arm is also fixed at the middle position of the positioning rotating shaft. The positioning driving arm is hinged to the telescopic end of the positioning cylinder. A positioning seat is also fixed on the side of the conveying seat away from the driving chain. A positioning groove is formed on the positioning seat.

[0014] Compared with the prior art, the beneficial effects of the present utility model are as follows: By rolling the track trolley for transporting items on the conveying track, the load - bearing capacity of the device can be effectively improved. Compared with belt conveying, it has better load - bearing capacity, and the length of the conveying track can be set according to actual needs, which is convenient for better conveying work. During conveying, the items are placed on the conveying tray on the track trolley, and the items can be positioned by multiple groups of limit seats;

[0015] By cooperating the conveying rollers with the conveying track, compared with the traditional sliding friction conveying method, it can effectively reduce friction. Under the condition that the power of the driving mechanism is constant, it can convey more items.

[0016] The structure of the present utility model is reasonable, which can position the transported items, improve the safety performance of transportation, reduce the risk of item damage, and can effectively increase the conveying volume of items, better meeting the usage requirements. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic perspective view of the overall three-dimensional structure of a step-type circular track conveying line;

[0018] Figure 2 It is a schematic enlarged view of part A of a step-type circular track conveying line;

[0019] Figure 3 It is a schematic perspective view of the positioning mechanism of a step-type circular track conveying line;

[0020] Figure 4 It is a schematic perspective view of the position of the conveying tray of a step-type circular track conveying line;

[0021] Figure 5 It is a schematic perspective view of the position of the connecting mechanism of a step-type circular track conveying line.

[0022] In the figure: 1, conveying frame; 11, conveying tray; 12, limit seat; 13, conveying seat; 14, conveying rollers; 15, conveying track; 2, driving mechanism; 21, driving motor; 22, driving sprocket; 23, driving chain; 3, positioning mechanism; 31, positioning seat; 32, positioning groove; 33, positioning cylinder; 34, positioning rotating shaft; 35, positioning swing arm; 36, positioning column; 37, positioning driving arm; 4, connecting mechanism; 41, connecting pin; 42, connecting buckle; 43, connecting seat; 44 - connecting groove. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0023] 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 of 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.

[0024] Embodiment: Please refer to Figures 1 to 5, A step - type circular track conveyor line, comprising: a conveying frame 1, on the upper end of the conveying frame 1, a conveying track 15 is installed. The conveying track 15 is formed by splicing a pair of straight tracks and a pair of semi - circular tracks. Multiple groups of track trolleys are distributed and installed on the conveying track 15. A conveying tray 11 for placing articles is also installed on the track trolley. Multiple groups of limit seats 12 are distributed and installed on the conveying tray 11; Each of the track trolleys is composed of a conveying seat 13 and conveying rollers 14. Two pairs of conveying rollers 14 are rotatably installed at the lower end of the conveying seat 13. The conveying rollers 14 are distributed on the inner and outer sides of the conveying track 15; A driving mechanism 2, installed on the conveying frame 1, is used to drive the track trolley to move along the conveying track 15; A connecting mechanism 4, arranged between the driving mechanism 2 and the track trolley, is used to connect the track trolley with the driving mechanism 2; A positioning mechanism 3, installed on the conveying frame 1, is used to position the track trolley.

[0025] The working principle of the present utility model: By rolling the track trolley for transporting articles on the conveying track 15, the load - bearing capacity of the device can be effectively improved. Compared with the conveyor belt conveying, it has better load - bearing capacity, and the length of the conveying track 15 can be set according to actual needs, which is convenient for better carrying out the conveying work. During conveying, the articles are placed on the conveying tray 11 on the track trolley. The articles can be positioned by multiple groups of limit seats 12. By the cooperation of the conveying rollers 14 and the conveying track 15, compared with the traditional sliding - friction conveying method, the friction can be effectively reduced. Under the condition that the power of the driving mechanism is certain, more articles can be conveyed. Then, the driving mechanism 2 drives the track trolley to move along the conveying track 15, thereby completing the conveying work of the articles. The positioning mechanism 3 can position the articles that move to the designated position.

[0026] As a further solution, the driving mechanism 2 includes a pair of driving sprockets 22 rotatably installed at the upper end of the conveying frame 1. A driving chain 23 is sleeved between the driving sprockets 22. A driving motor 21 is also installed at the lower end of the conveying frame 1. The output end of the driving motor 21 is drivingly connected to the shaft end of the driving sprocket 22. In this embodiment, the driving chain 23 is located inside the conveying track 15.

[0027] The working principle of the driving mechanism 2 is: When in use, start the driving motor 21. The driving motor 21 drives the driving sprocket 22 to rotate, thereby realizing the movement of the driving chain 23, and then driving the corresponding track trolley to move, completing the conveying work of the articles.

[0028] As a further solution, each of the connecting mechanisms 4 includes a pair of connecting pins 41 installed at the upper end of the driving chain 23. A connecting seat 43 is fixed on one side of the conveying seat 13 close to the driving chain 23. A pair of connecting grooves 44 are formed on the connecting seat 43. The pair of connecting pins 41 penetrate through the corresponding connecting grooves 44 and are sleeved with connecting buckles 42. In this embodiment, the connecting grooves 44 are strip-shaped grooves. The connecting pins 41 are in sliding fit with the connecting seat 43, so as to ensure that the rail trolley can run normally when entering the semi-circular track.

[0029] The working principle of the connecting mechanism 4 is as follows: When connecting, align the connecting grooves 44 on the connecting seat 43 with the corresponding connecting pins 41, then sleeve the connecting seat 43 onto the connecting pins 41. Subsequently, put the connecting buckles 42 on the ends of the connecting pins to complete the installation work.

[0030] As a further solution, the positioning mechanism 3 includes a positioning cylinder 33 hinged to the lower end of the conveying frame 1. A positioning rotating shaft 34 is rotatably installed on the outer side of the conveying frame 1. A pair of positioning swing arms 35 are installed on the positioning rotating shaft 34. A positioning column 36 is installed at the upper end of the positioning swing arm 35. A positioning driving arm 37 is also fixed at the middle position of the positioning rotating shaft 34. The positioning driving arm 37 is hinged to the telescopic end of the positioning cylinder 33. A positioning seat 31 is also fixed on the side of the conveying seat 13 away from the driving chain 23. A positioning groove 32 is formed on the positioning seat 31.

[0031] The working principle of the positioning mechanism 3 is as follows: In specific use, set the rail trolleys according to the positions of the positioning swing arms 35 on the positioning rotating shaft 34, so as to realize the precise control of the interval between the rail trolleys and improve the conveying accuracy. After the transportation is completed, drive the positioning rotating shaft 34 to rotate through the positioning cylinder 33, so that the positioning columns 36 on the positioning swing arms 35 are inserted into the positioning grooves 32 on the corresponding positioning seats 31, thereby completing the positioning work of the device and effectively preventing the continuous movement of the device.

[0032] In the present utility model, terms such as "upper", "lower", "left", "right", "front", "back", "vertical", "horizontal", "side", "bottom", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. They are only relational terms determined for the convenience of describing the structural relationship of each component or element of the present utility model, and do not specifically refer to any component or element in the present utility model, and should not be construed as a limitation to the present utility model.

Claims

1. A step-by-step circular track conveyor line, characterized in that: include: A conveying frame (1), wherein a conveying track (15) is installed at the upper end of the conveying frame (1), a plurality of groups of track trolleys are distributed and installed on the conveying track (15), a conveying tray (11) for placing articles is also installed on the track trolley, and a plurality of groups of limit seats (12) are distributed and installed on the conveying tray (11); Each of the track trolleys is composed of a conveying seat (13) and a conveying roller (14), and two pairs of conveying rollers (14) are rotatably mounted on the lower end of the conveying seat (13), and the conveying rollers (14) are distributed on both sides of the conveying track (15); A driving mechanism (2) is mounted on the conveying frame (1) and is used to drive the rail trolley to move along the conveying rail (15); A connecting mechanism (4) is arranged between the driving mechanism (2) and the rail trolley and is used to connect the rail trolley to the driving mechanism (2); The positioning mechanism (3) is installed on the conveying frame (1) and is used to position the rail trolley.

2. A step-by-step circular track conveyor line according to claim 1, characterized in that: The driving mechanism (2) comprises a pair of driving sprockets (22) rotatably mounted on the upper end of the conveying frame (1), a driving chain (23) being mounted between the driving sprockets (22), and a driving motor (21) is also mounted on the lower end of the conveying frame (1), the output end of the driving motor (21) being drivingly connected to the shaft end of the driving sprocket (22).

3. A step-by-step circular track conveyor line according to claim 2, characterized in that: The driving chain (23) is located inside the conveying track (15).

4. A step-by-step circular track conveyor line according to claim 3, characterized in that: The conveying track (15) is formed by splicing a pair of straight tracks and a pair of semicircular tracks.

5. A step-by-step circular track conveyor line according to claim 4, characterized in that: Each of the connecting mechanisms (4) comprises a pair of connecting pins (41) mounted on the upper end of the driving chain (23); a connecting seat (43) is fixed on one side of the conveying seat (13) close to the driving chain (23); a pair of connecting grooves (44) are formed on the connecting seat (43); a pair of connecting pins (41) penetrate the corresponding connecting grooves (44) and are fitted with connecting buckles (42).

6. A step-by-step circular track conveyor line according to claim 5, characterized in that: The connecting groove (44) is a strip-shaped groove.

7. A step-by-step circular track conveyor line according to claim 6, characterized in that: The positioning mechanism (3) comprises a positioning cylinder (33) hinged at the lower end of the conveying frame (1); a positioning shaft (34) is rotatably mounted on the outer side of the conveying frame (1); a pair of positioning swing arms (35) are mounted on the positioning shaft (34); a positioning column (36) is mounted on the upper end of the positioning swing arm (35); a positioning drive arm (37) is also fixed at the middle position of the positioning shaft (34); the positioning drive arm (37) is hinged to the telescopic end of the positioning cylinder (33); a positioning seat (31) is also fixed on the side of the conveying seat (13) away from the driving chain (23); and a positioning groove (32) is provided on the positioning seat (31).

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