180-degree turning machine for logistics conveying

Abstract

The turning machine comprises a rack, a supporting plate is fixedly connected to the top end of the rack, an inner side plate and an outer side plate are fixedly connected to the inner side and the outer side of the top end of the supporting plate respectively, and a plurality of conical rollers are rotationally connected between the inner side plate and the outer side plate. When equipment needs to be braked emergently, a lifting air cylinder drives a brake block to jack upwards through a lifting plate, at the moment, a conical groove in the top end of the brake block makes contact with the bottom ends of conical rollers, braking of the multiple conical rollers is achieved, and meanwhile a lifting rod is driven to slide upwards in the lifting process of the lifting plate; the lifting rod drives the movable rod to slide downwards through the lever, the movable rod drives the meshing gear to move downwards, the meshing gear achieves separation and reunion between the driving gear and the transmission gear, and transmission between the motor and the gear assembly is cut off. And the position accuracy of the cargos during sudden stop is improved.

Description

Technical Field

[0001] The invention relates to the technical field of conveyors, and in particular to a 180-degree turning machine for logistics transportation. Background Art

[0002] The turning roller line is a key equipment in the logistics conveying system. It is used to realize the horizontal steering of objects. The braking device is a key component to ensure the smooth deceleration, precise parking or emergency stop of objects.

[0003] The traditional braking method of the turning roller line is to cut off the power supply of the driving device. When an emergency stop is required, the power supply of the motor is cut off, and the entire roller line loses power to achieve the braking of the goods. However, due to inertia, the roller will continue to rotate due to inertia, resulting in inaccurate parking of the items.

[0004] Therefore, how to provide a 180-degree turning machine for logistics transportation to solve the problems existing in the prior art is of great significance to its application. Summary of the invention

[0005] In view of this, the purpose of the present application is to provide a 180-degree turning machine for logistics transportation, so as to solve the problem that the braking of the traditional turning roller line adopts the method of cutting off the power supply of the driving device. When an emergency stop is required, the power supply of the motor is cut off, and the entire roller line loses power to achieve the braking of the goods. However, due to inertia, the roller will continue to rotate due to inertia, resulting in the problem of inaccurate parking position of the items.

[0006] To achieve the above object, the present invention provides the following technical solutions:

[0007] A degree turning machine for logistics transportation, comprising a frame, the top of the frame is fixedly connected to a support plate, the inner side and the outer side of the top of the support plate are respectively fixedly connected to an inner plate and an outer plate, a plurality of conical rollers are rotatably connected between the inner plate and the outer plate, a double-layer sprocket is installed at the end of each conical roller, two adjacent double-layer sprockets are connected by a synchronous chain transmission, the outer side of one of the double-layer sprockets is fixedly connected to a transmission sprocket, the bottom end of the frame is fixedly connected to a motor, the motor is connected to a drive sprocket through a transmission gear set, the drive sprocket and the transmission sprocket are connected by a transmission chain, and a braking mechanism is installed at the top of the support plate.

[0008] Preferably, the transmission gear group includes a driving gear, a meshing gear, and a transmission gear; a transmission shaft is rotatably connected to the outer side of the frame, one end of the transmission shaft is fixedly connected to the transmission gear, and the other end of the transmission shaft is fixedly connected to the driving sprocket, the driving gear is installed on the output shaft of the motor, and the transmission shaft and the driving gear are both meshed with the meshing gear.

[0009] Preferably, the braking mechanism includes a lifting cylinder, a lifting plate and a brake block, the lifting cylinder is installed at the bottom end of the support plate, the lifting plate is installed at the telescopic end of the lifting cylinder, the brake block is installed at the top of the lifting plate, and the top of the brake block is provided with a conical groove that matches the bottom end of the conical roller, and the brake block is located below the conical roller.

[0010] Preferably, a transverse plate is fixedly connected to the interior of the frame, a bracket is fixedly connected to the top of the transverse plate, and a lever is hinged to the top of the bracket.

[0011] Preferably, the horizontal plate is slidably connected to a movable rod, the bottom end of the movable rod is rotationally connected to a meshing gear, and the top end of the horizontal plate is hinged to one end of a lever.

[0012] Preferably, a lifting rod is slidably connected to the surface of the support plate, the top end of the lifting rod is fixedly connected to the lifting plate, and the bottom end of the lifting rod is hinged to the other end of the lever.

[0013] Preferably, the driving gear, the transmission gear and the meshing gear are all helical gears, the transmission gear and the driving gear are arranged opposite to each other, and the meshing gear is vertically distributed to the driving gear and the transmission gear.

[0014] Preferably, a sliding groove is provided at the hinge between the lever and the lifting rod and at the hinge between the movable rod and the lever.

[0015] Preferably, the top end of the tapered roller is horizontal, the inner plate and the outer plate are both arc-shaped, and the tapered roller is distributed in a fan shape.

[0016] Preferably, the transmission sprocket is installed on the outer side of the double-layer sprocket in the middle.

[0017] Compared with the prior art, the present invention has the following beneficial effects:

[0018] The braking device in the present invention is installed at the bottom end of the conical roller. When the equipment needs to perform emergency braking, the lifting cylinder drives the brake block to lift up through the lifting plate. At this time, the conical groove at the top of the brake block contacts the bottom end of the conical roller to achieve braking of multiple conical rollers. At the same time, the lifting rod is driven to slide upward during the rising process of the lifting plate. The lifting rod drives the movable rod to slide downward through the lever. The movable rod drives the meshing gear to move downward. The meshing gear realizes the clutch between the driving gear and the transmission gear, cuts off the transmission of the motor and the gear assembly, and achieves rapid braking. Compared with the existing turning machine, the present invention can achieve rapid braking, avoid cargo displacement caused by the inertia of the motor and the roller, and improve the position accuracy of the cargo during emergency stop.

[0019] The above description is only an overview of the technical solution of the present application. In order to understand the technical means of the present application more clearly, so that it can be implemented in accordance with the content of the specification, and in order to make the above and other purposes, features and advantages of the present application more obvious and understandable, the following will describe in detail the preferred embodiments of the present application in conjunction with the drawings as follows.

[0020] From the following detailed description of the specific embodiments of the present application in conjunction with the drawings, those skilled in the art will more clearly understand the above and other purposes, advantages and features of the present application. Brief Description of the Drawings

[0021] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings required for the description of the embodiments or the prior art. Obviously, the drawings in the following description are some embodiments of the present application. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings. In all the drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, the elements or parts are not necessarily drawn to scale.

[0022] Figure 1 Structural schematic diagram of the present invention;

[0023] Figure 2 Top view of the present invention

[0024] Figure 3 Structural diagram of the present invention after braking.

[0025] In the figure: 1, inner plate; 2, tapered roller; 3, double-layer sprocket; 4, synchronous chain; 5, drive sprocket; 6, outer plate; 7, drive chain; 8, brake block; 9, lifting plate; 10, lifting rod; 11, lever; 12, bracket; 13, lifting cylinder; 14, frame; 15, support plate; 16, motor; 17, drive gear; 18, meshing gear; 19, drive gear; 20, drive shaft; 21, drive sprocket; 22, movable rod; 23, cross plate. Detailed Description of the Specific Embodiments

[0026] To make the purpose, technical scheme and advantages of the embodiment of the present application clearer, the technical scheme in the embodiment of the present application will be clearly and completely described below in conjunction with the accompanying drawings in the embodiment of the present application. Obviously, the described embodiment is a part of the embodiment of the present application, rather than all of the embodiments. In the following description, specific details such as specific configuration and components are provided only to help fully understand the embodiments of the present application. Therefore, it should be clear to those skilled in the art that various changes and modifications can be made to the embodiments described herein without departing from the scope and spirit of the present application. In addition, for clarity and brevity, the description of known functions and structures is omitted in the embodiment.

[0027] In addition, the present application may repeat reference numerals and / or letters in different examples. This repetition is for the purpose of simplicity and clarity, and does not in itself indicate the relationship between the various embodiments and / or settings discussed.

[0028] The term "and / or" in this article is only a description of the association relationship of associated objects, indicating that there can be three relationships. For example, A and / or B can mean: A exists alone, B exists alone, and A and B exist at the same time. The term " / and" in this article describes another type of association object relationship, indicating that there can be two relationships. For example, A / and B can mean: A exists alone, and A and B exist alone. In addition, the character " / " in this article generally indicates that the previous and next associated objects are in an "or" relationship.

[0029] It should also be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusions.

[0030] See also Figures 1-3 The present invention provides a technical solution of a 180-degree turning machine for logistics transportation: it includes a frame 14, a support plate 15 is fixedly connected to the top of the frame 14, an inner plate 1 and an outer plate 6 are fixedly connected to the inner and outer sides of the top of the support plate 15 respectively, a plurality of conical rollers 2 are rotatably connected between the inner plate 1 and the outer plate 6, a double-layer sprocket 3 is installed at the end of each conical roller 2, two adjacent double-layer sprockets 3 are connected by a synchronous chain 4, a transmission sprocket 5 is fixedly connected to the outer side of one of the double-layer sprockets 3, a motor 16 is fixedly connected to the bottom end of the frame 14, the motor 16 is connected to a drive sprocket 21 through a transmission gear set, the drive sprocket 21 and the drive sprocket 5 are connected by a transmission chain 7, and a brake mechanism is installed at the top of the support plate 15.

[0031] The transmission gear set includes a driving gear 17, a meshing gear 18, and a transmission gear 19; a transmission shaft 20 is rotatably connected to the outside of the frame 14, one end of the transmission shaft 20 is fixedly connected to the transmission gear 19, the other end of the transmission shaft 20 is fixedly connected to the driving sprocket 21, the driving gear 17 is installed on the output shaft of the motor 16, and both the transmission shaft 20 and the driving gear 17 are meshingly connected to the meshing gear 18.

[0032] The braking mechanism includes a lifting cylinder 13, a lifting plate 9, and a brake block 8. The lifting cylinder 13 is installed at the bottom end of the support plate 15, the lifting plate 9 is installed at the telescopic end of the lifting cylinder 13, the brake block 8 is installed at the top end of the lifting plate 9, a conical groove adapted to the bottom end of the conical roller 2 is provided at the top end of the brake block 8, and the brake block 8 is located below the conical roller 2.

[0033] A cross plate 23 is fixedly connected inside the frame 14, a bracket 12 is fixedly connected to the top end of the cross plate 23, and a lever 11 is hinged to the top end of the bracket 12.

[0034] A movable rod 22 is slidably connected to the cross plate 23, the bottom end of the movable rod 22 is rotatably connected to the meshing gear 18, and the top end of the cross plate 23 is hinged to one end of the lever 11.

[0035] A lifting rod 10 is slidably connected to the surface of the support plate 15, the top end of the lifting rod 10 is fixedly connected to the lifting plate 9, and the bottom end of the lifting rod 10 is hinged to the other end of the lever 11.

[0036] The driving gear 17, the transmission gear 19, and the meshing gear 18 are all helical gears. The transmission gear 19 and the driving gear 17 are arranged oppositely, and the meshing gear 18 is vertically distributed with the driving gear 17 and the transmission gear 19. The engagement of the driving gear 17 and the transmission gear 19 is achieved through the meshing gear 18.

[0037] Chute grooves are provided at the hinge joints of the lever 11 and the lifting rod 10 and at the hinge joint of the movable rod 22 and the lever 11 to avoid movement interference.

[0038] The top end of the conical roller 2 is horizontal, both the inner side plate 1 and the outer side plate 6 are arc-shaped, and the conical roller 2 is distributed in a 180-degree fan shape.

[0039] The transmission sprocket 5 is installed on the outside of the middle double-layer sprocket 3, and the power is transmitted to the middle double-layer sprocket 3, thereby reducing power loss.

[0040] During specific use, when the equipment needs to perform emergency braking, the lifting cylinder 13 drives the brake block 8 to lift up through the lifting plate 9. At this time, the conical groove at the top of the brake block 8 contacts the bottom end of the conical roller 2, thereby braking multiple conical rollers 2. At the same time, during the rising process of the lifting plate 9, the lifting rod 10 is driven to slide upward, and the lifting rod 10 drives the movable rod 22 to slide downward through the lever 11. The movable rod 22 drives the meshing gear 18 to move downward, and the meshing gear 18 realizes the clutch between the driving gear 17 and the transmission gear 19, cutting off the transmission between the motor 16 and the gear assembly, thereby realizing rapid braking. The present invention can realize rapid braking, avoid cargo displacement caused by the inertia of the motor and the roller, and improve the position accuracy of the cargo during emergency stop.

[0041] The above description is only the preferred embodiment of the present invention, which does not limit the protection scope of the present invention. For those skilled in the art, the present invention can be modified and varied in various ways. Within the spirit and principle of the present invention, any change, modification, replacement, integration and parameter change of these embodiments by conventional substitution or capable of achieving the same function without departing from the principle and spirit of the present invention shall fall within the protection scope of the present invention.

Claims

1. An 180-degree turner for logistics transportation, characterized in that: It includes a frame (14), a support plate (15) is fixedly connected to the top end of the frame (14), an inner plate (1) and an outer plate (6) are respectively fixedly connected to the inner side and the outer side of the top end of the support plate (15), a plurality of tapered rollers (2) are rotatably connected between the inner plate (1) and the outer plate (6), a double-layer sprocket (3) is installed at the end of each tapered roller (2), adjacent two of the double-layer sprockets (3) are drivingly connected by a synchronous chain (4), a driving sprocket (5) is fixedly connected to the outer side of one of the double-layer sprockets (3), a motor (16) is fixedly connected to the bottom end of the frame (14), the motor (16) is drivingly connected to a driving sprocket (21) through a transmission gear set, the driving sprocket (21) and the driving sprocket (5) are drivingly connected by a transmission chain (7), and a braking mechanism is installed at the top end of the support plate (15).

2. The 180-degree turner for logistics transportation according to claim 1, characterized in that: The transmission gear set includes a driving gear (17), a meshing gear (18), and a transmission gear (19); a transmission shaft (20) is rotatably connected to the outer side of the frame (14), one end of the transmission shaft (20) is fixedly connected to the transmission gear (19), the other end of the transmission shaft (20) is fixedly connected to the driving sprocket (21), the driving gear (17) is installed on the output shaft of the motor (16), and both the transmission shaft (20) and the driving gear (17) are meshingly connected to the meshing gear (18).

3. The 180-degree turner for logistics transportation according to claim 2, wherein: The braking mechanism includes a lifting cylinder (13), a lifting plate (9), and a braking block (8), the lifting cylinder (13) is installed at the bottom end of the support plate (15), the lifting plate (9) is installed at the telescopic end of the lifting cylinder (13), the braking block (8) is installed at the top end of the lifting plate (9), a tapered groove adapted to the bottom end of the tapered roller (2) is formed at the top end of the braking block (8), and the braking block (8) is located below the tapered roller (2).

4. The 180-degree turner for logistics transportation according to claim 3, wherein: A cross plate (23) is fixedly connected to the inside of the frame (14), a bracket (12) is fixedly connected to the top end of the cross plate (23), and a lever (11) is hinged to the top end of the bracket (12).

5. The 180-degree turner for logistics transportation according to claim 4, wherein: A movable rod (22) is slidably connected to the cross plate (23), the bottom end of the movable rod (22) is rotatably connected to the meshing gear (18), and the top end of the cross plate (23) is hinged to one end of the lever (11).

6. The 180-degree turner for logistics transportation according to claim 5, wherein: A lifting rod (10) is slidably connected to the surface of the support plate (15), the top end of the lifting rod (10) is fixedly connected to the lifting plate (9), and the bottom end of the lifting rod (10) is hinged to the other end of the lever (11).

7. The 180-degree turner for logistics transportation according to claim 6, wherein: The driving gear (17), the transmission gear (19), and the meshing gear (18) are all helical gears, the transmission gear (19) and the driving gear (17) are arranged oppositely, and the meshing gear (18) is vertically distributed with the driving gear (17) and the transmission gear (19).

8. The 180-degree turner for logistics conveying according to claim 7, characterized in that: Chute grooves are provided at the hinged joints of the lever (11) and the lifting rod (10) and at the hinged joint of the movable rod (22) and the lever (11).

9. The 180-degree turner for logistics transportation according to claim 8, wherein: The top end of the conical roller (2) is horizontal, the inner side plate (1) and the outer side plate (6) are both arc-shaped, and the conical rollers (2) are distributed in a 180-degree fan shape.

10. A 180-degree turner for logistics transportation according to claim 9, characterized in that: The drive sprocket (5) is installed on the outside of the double-layer sprocket (3) in the middle.

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