Empty box grabbing and flattening mechanism

Abstract

The utility model relates to the technical field of cigarette carton production equipment, and discloses an empty box grabbing and flattening mechanism which comprises a machine frame. The linear motion assembly is arranged on the rack; the lifting suction cup assembly is arranged at the output end of the linear motion assembly, can reciprocate along with the linear motion assembly in the first direction and is used for sucking empty cartons; the conveying belt is arranged on the rack, and the conveying direction of the conveying belt is the same as the first direction; the first flattening assembly is arranged on the rack, located over the conveying belt and used for pre-flattening the empty cartons sucked to the conveying belt by the suction cup assembly. And the second flattening assembly is arranged on the rack, located at the output end of the conveying belt and used for flattening and folding the pre-flattened empty cartons. The carton flattening device has the advantages of improving carton flattening efficiency, reducing labor intensity of workers, reducing labor cost and being high in automation degree.

Description

Technical Field

[0001] The utility model relates to the technical field of cigarette strip production equipment, in particular to an empty box grabbing and flattening mechanism. Background Art

[0002] In the process of cigarette production, due to the shortage of raw materials and the increasing environmental protection requirements, people pay more and more attention to the recycling of waste cartons. Before recycling, waste cartons need to be manually flattened and bundled for easy transportation, but the existing waste cartons are basically flattened manually, which has high labor costs. In addition, workers are prone to fatigue after a long period of flattening operation, and the flattening effect of the cartons cannot be guaranteed, resulting in low flattening efficiency. Utility Model Content

[0003] The utility model aims to provide an empty box grabbing and flattening mechanism, which can improve the efficiency of flattening cartons, reduce the labor intensity of workers, reduce labor costs, and has a high degree of automation.

[0004] In order to achieve the above-mentioned purpose, the utility model provides an empty box grabbing and flattening mechanism, comprising:

[0005] frame;

[0006] A linear motion assembly is arranged on the frame;

[0007] A lifting suction cup assembly is provided at the output end of the linear motion assembly and can reciprocate along the first direction with the linear motion assembly to suck up empty cartons;

[0008] A conveyor belt, arranged on the frame, wherein the conveying direction of the conveyor belt is the same as the first direction;

[0009] A first flattening assembly is provided on the frame and is located directly above the conveyor belt, and is used to suck the empty cartons on the conveyor belt by the lifting suction cup assembly for pre-flattening;

[0010] The second flattening assembly is arranged on the frame and located at the output end of the conveyor belt, and is used for flattening and folding the pre-flattened empty cartons.

[0011] Furthermore, the linear motion assembly includes a first cylinder, a floating joint and a linear guide rail, the first cylinder is directed toward the lifting suction cup assembly and is arranged along the first direction, the two linear guide rails are symmetrically arranged on the frame and along the first direction, and the output end of the first cylinder is provided with the floating joint for connecting with the lifting suction cup assembly.

[0012] Furthermore, the lifting suction cup assembly includes a mounting frame, a second cylinder, a connecting plate, a vacuum generator and a vacuum suction cup, the mounting frame is connected to the floating joint, and the mounting frame is connected to the slider of the linear guide rail, the second cylinder is vertically arranged on the mounting frame, the connecting plate is arranged at the output end of the second cylinder, the upper end surface of the connecting plate is evenly distributed with the vacuum generator, the lower end surface of the connecting plate is evenly distributed with the vacuum suction cup, and the vacuum generator and the vacuum suction cup are connected through an air pipe.

[0013] Furthermore, the first flattening assembly includes a third cylinder and a pressing plate, the second cylinder is vertically mounted on the frame, and the pressing plate is disposed at the output end of the third cylinder.

[0014] Furthermore, the connecting plate is evenly distributed with vertically arranged guide rods, the mounting frame is provided with bearing seats corresponding to the guide rods, and the guide rods are inserted into the bearing seats.

[0015] Furthermore, the second flattening assembly includes a driving motor, a first synchronous wheel, a second synchronous wheel, a synchronous belt, a first roller and a second roller. The driving motor is fixed on the frame, the output shaft of the driving motor is connected to the first synchronous wheel, the first roller and the frame are rotatably connected, and one end of the first roller is connected to the second synchronous wheel, the synchronous belt is meshed between the first synchronous wheel and the second synchronous wheel, the second roller is fixedly connected to the frame and is located directly above the first roller, and the operation of the driving motor drives the first roller to rotate.

[0016] Furthermore, the first roller includes a first rotating shaft and a first cylinder body, the first rotating shaft and the first cylinder body are fixedly connected, and the first rotating shaft is rotatably connected to the frame and the second synchronous wheel is provided at the end thereof.

[0017] Furthermore, the second roller includes a fixed shaft, a bearing and a second cylinder, the fixed shaft passes through the second cylinder and is fixedly connected to the frame at both ends, the bearings are provided at both ends of the second cylinder, the bearings are sleeved on the fixed shaft, and the fixed shaft is rotatably connected to the second cylinder through the bearings.

[0018] Furthermore, L-shaped baffles are symmetrically provided on both sides of the frame, and the pressure plate is located between the two L-shaped baffles.

[0019] Compared with the prior art, the empty box grabbing and flattening mechanism of the utility model embodiment has the following beneficial effects: the linear motion component can drive the lifting suction cup component to move along the first direction, suck the empty carton onto the conveyor belt, the conveyor belt transports the empty carton to the bottom of the first flattening component, the first flattening component pre-flattens the empty carton, and then the conveyor belt transports the pre-flattened empty carton to the second flattening component, which further flattens and folds the empty carton, without the need for manual carton flattening, thereby improving the carton flattening efficiency, reducing the labor intensity of workers, reducing labor costs, and having a high degree of automation. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a front view of the empty box grabbing and flattening mechanism of the utility model embodiment;

[0021] Figure 2 It is a side view of the empty box grabbing and flattening mechanism of the embodiment of the utility model;

[0022] Figure 3 It is a bottom view of the empty box grabbing and flattening mechanism according to an embodiment of the utility model.

[0023] In the figure, 1, frame; 2, linear motion assembly; 21, first cylinder; 22, floating joint; 23, linear guide; 3, lifting suction cup assembly; 31, mounting frame; 32, second cylinder; 33, connecting plate; 34, vacuum generator; 35, vacuum suction cup; 36, guide rod; 37, bearing seat; 4, conveyor belt; 5, first flattening assembly; 51, third cylinder; 52, pressure plate; 6, second flattening assembly; 61, driving motor; 62, first synchronous wheel; 63, second synchronous wheel; 64, synchronous belt; 65, first roller; 651, first rotating shaft; 652, first cylinder; 66, second roller; 661, fixed shaft; 662, bearing; 663, second cylinder; 7, L-shaped stop rod; X, first direction; a, empty carton. DETAILED DESCRIPTION

[0024] The following is a further detailed description of the specific implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0025] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "inside", "outside", etc. used in the present invention to indicate the orientation or positional relationship are based on the positional relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred devices and elements must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0026] In the description of the present invention, it should be understood that the terms "first", "second", etc. are used in the present invention to describe various information, but these information should not be limited to these terms, and these terms are only used to distinguish the same type of information from each other. For example, without departing from the scope of the present invention, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information.

[0027] like Figure 1 As shown, an empty box grabbing and flattening mechanism of a preferred embodiment of the utility model is used to grab, flatten and fold an empty carton a, including a frame 1, a linear motion component 2, a lifting suction cup component 3, a conveyor belt 4, a first flattening component 5, and a second flattening component 6. For the convenience of description, refer to Figure 1 , define the length direction of the frame 1 as the first direction X, wherein the frame 1 is used as a mounting carrier for mounting other components. The linear motion component 2 is arranged on the frame 1, and is used to drive the lifting suction cup component 3 to reciprocate along the first direction X. The lifting suction cup component 3 is arranged at the output end of the linear motion component 2, and can reciprocate along the first direction X with the linear motion component 2, and is used to suck the empty carton a, and place the empty carton a on the conveyor belt 4 after sucking it under the drive of the linear motion component 2. The conveyor belt 4 is arranged on the frame 1, and the conveying direction of the conveyor belt 4 is the same as the first direction X. It is used to convey the empty carton a to the flattening station, and the first flattening component 5 is arranged on the frame 1 and is located directly above the conveyor belt 4, and is used to pre-flatten the empty carton a sucked by the suction cup component onto the conveyor belt 4; the second flattening component 6 is arranged on the frame 1 and is located at the output end of the conveyor belt 4, and is used to flatten and fold the empty carton a that has been pre-flattened.

[0028] In order to facilitate the design of the linear motion component 2 and to facilitate the guidance of the lifting suction cup component 3 during movement, in this embodiment, the linear motion component 2 includes a first cylinder 21, a floating joint 22 and a linear guide rail 23. The first cylinder 21 is facing the lifting component and is arranged along the first direction X. The two linear guide rails 23 are symmetrically arranged on the frame 1 and arranged along the first direction X. The output end of the first cylinder 21 is provided with a floating joint 22 for connecting with the lifting suction cup component 3, which can avoid the piston rod of the first cylinder 21 from getting stuck due to improper installation when the first cylinder 21 drives the lifting component to move.

[0029] Furthermore, in order to simplify the design of the lifting suction cup assembly 3 and facilitate the connection with the linear motion assembly 2, the lifting suction cup assembly 3 includes a mounting frame 31, a second cylinder 32, a connecting plate 33, a vacuum generator 34 and a vacuum suction cup 35, wherein the mounting frame 31 and the floating joint 22 are fixed, and the mounting frame 31 and the slider of the linear guide 23 are connected, that is, the movement of the first cylinder 21 can drive the mounting frame 31 to move synchronously along the first direction X, the second cylinder 32 is vertically arranged on the mounting frame 31, the connecting plate 33 is arranged at the output end of the second cylinder 32, the upper end surface of the connecting plate 33 is evenly distributed with vacuum generators 34, and the lower end surface of the connecting plate 33 is evenly distributed with vacuum suction cups 35, and the vacuum generator 34 and the vacuum suction cup 35 are connected by an air pipe. When realizing the action of sucking the empty carton a, refer to Figure 1 , the linear motion assembly 2 drives the lifting suction cup assembly 3 to be located directly above the empty carton a, the second cylinder 32 is actuated, driving the connecting plate 33 to move downward, sucking the empty carton a through the vacuum suction cup 35, and moving to the top of the conveyor belt 4 driven by the linear motion assembly 2, placing the empty carton a on the conveyor belt 4. Further, in order to facilitate the suction of the empty carton a, the movement of the connecting plate 33 is guided, see Figure 2 , vertically arranged guide rods 36 are evenly distributed on the connecting plate 33, and a bearing seat 37 corresponding to the guide rods 36 is provided on the mounting frame 31, and the guide rods 36 are inserted into the bearing seat 37. Since the conveyor belt 4 is a standard part in mechanical design and can be directly purchased, the structure of the conveyor belt 4 is not described in detail in this embodiment.

[0030] In some embodiments, in order to further simplify the structure of the first flattening assembly 5 and reduce the overall production cost of the mechanism, the first flattening assembly 5 includes a third cylinder 51 and a pressing plate 52. The third cylinder 51 is vertically mounted on the frame 1, and a pressing plate 52 is disposed at the output end of the third cylinder 51. Figure 1 , Figure 2 As shown, when the empty carton a moves to the bottom of the first flattening assembly 5, the third cylinder 51 is activated, and the pressing plate 52 pre-flattens the empty carton a. Further, in order to prevent the empty carton a from shifting during the flattening process, refer to Figure 2 L-shaped stop bars 7 are symmetrically arranged on both sides of the frame 1, and the pressing plate 52 is located between the two L-shaped stop bars 7, which can limit the position of the empty carton a when it is flattened.

[0031] In some embodiments, in order to facilitate further flattening and folding of the pre-flattened empty carton a and further reduce the volume of the empty carton a, refer to Figure 1 , Figure 2The second flattening assembly 6 includes a driving motor 61, a first synchronous wheel 62, a second synchronous wheel 63, a synchronous belt 64, a first roller 65 and a second roller 66. Specifically, the driving motor 61 is fixed on the frame 1, and the first synchronous wheel 62 is connected to the output shaft of the driving motor 61. The first roller 65 is rotatably connected to the frame 1, and one end of the first roller 65 is connected to the second synchronous wheel 63. A synchronous belt 64 is engaged between the first synchronous wheel 62 and the second synchronous wheel 63. The second roller 66 is fixedly connected to the frame 1 and is located directly above the first roller 65. The driving motor 61 drives the first roller 65 to rotate. Further, in order to facilitate the design of the first roller 65 and the second roller 66, in the present embodiment, the first roller 65 includes a first rotating shaft 651 and a first cylinder 652. Specifically, the first rotating shaft 651 and the first cylinder 652 are fixedly connected, and the first rotating shaft 651 is rotatably connected to the frame 1 and a second synchronous wheel 63 is provided at the end thereof, that is, the driving motor 61 drives the first cylinder 652 to rotate through the synchronous belt 64. Further, the second roller 66 includes a fixed shaft 661, a bearing and a second cylinder 663. The fixed shaft 661 penetrates the second cylinder 663 and is fixedly connected to the frame 1 at both ends. Both ends of the second cylinder 663 are provided with bearings, and the bearings are sleeved on the fixed shaft 661. The fixed shaft 661 is rotatably connected to the second cylinder 663 through the bearings.

[0032] In summary, the embodiment of the utility model provides an empty box grabbing and flattening mechanism, the linear motion component 2 can drive the lifting suction cup component 3 to move along the first direction X, and suck the empty carton a onto the conveyor belt 4, the conveyor belt 4 transports the empty carton a to the bottom of the first flattening component 5, the first flattening component 5 pre-flattens the empty carton a, and then the conveyor belt 4 transports the pre-flattened empty carton a to the second flattening component, and further flattens and folds the empty carton a, without the need for manual carton flattening, thereby improving the carton flattening efficiency, reducing the labor intensity of workers, reducing labor costs, and having a high degree of automation.

[0033] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and substitutions can be made without departing from the technical principle of the present invention. These improvements and substitutions should also be regarded as the protection scope of the present invention.

Claims

1. An empty box grabbing and flattening mechanism, characterized in that: include: frame; A linear motion assembly is arranged on the frame; A lifting suction cup assembly is provided at the output end of the linear motion assembly and can reciprocate along the first direction with the linear motion assembly to suck up empty cartons; A conveyor belt, arranged on the frame, wherein the conveying direction of the conveyor belt is the same as the first direction; A first flattening assembly is provided on the frame and is located directly above the conveyor belt, and is used to suck the empty cartons on the conveyor belt by the lifting suction cup assembly for pre-flattening; The second flattening assembly is arranged on the frame and located at the output end of the conveyor belt, and is used for flattening and folding the pre-flattened empty cartons.

2. The empty box grabbing and flattening mechanism according to claim 1, characterized in that: The linear motion assembly includes a first cylinder, a floating joint and a linear guide rail. The first cylinder faces the lifting suction cup assembly and is arranged along the first direction. The two linear guide rails are symmetrically arranged on the frame and along the first direction. The output end of the first cylinder is provided with the floating joint for connecting with the lifting suction cup assembly.

3. The empty box grabbing and flattening mechanism according to claim 2, characterized in that: The lifting suction cup assembly includes a mounting frame, a second cylinder, a connecting plate, a vacuum generator and a vacuum suction cup. The mounting frame is connected to the floating joint, and the mounting frame is connected to the slider of the linear guide rail. The second cylinder is vertically arranged on the mounting frame, and the connecting plate is arranged at the output end of the second cylinder. The upper end surface of the connecting plate is evenly distributed with the vacuum generator, and the lower end surface of the connecting plate is evenly distributed with the vacuum suction cup. The vacuum generator and the vacuum suction cup are connected through an air pipe.

4. The empty box grabbing and flattening mechanism according to claim 3, characterized in that: The first flattening assembly includes a third cylinder and a pressing plate. The third cylinder is vertically mounted on the frame, and the pressing plate is disposed at the output end of the second cylinder.

5. The empty box grabbing and flattening mechanism according to claim 3, characterized in that: The connecting plate is evenly distributed with vertically arranged guide rods, the mounting frame is provided with bearing seats corresponding to the guide rods, and the guide rods are inserted into the bearing seats.

6. The empty box grabbing and flattening mechanism according to claim 1, characterized in that: The second flattening assembly includes a driving motor, a first synchronous wheel, a second synchronous wheel, a synchronous belt, a first roller and a second roller. The driving motor is fixed on the frame, the output shaft of the driving motor is connected to the first synchronous wheel, the first roller is rotatably connected to the frame, and one end of the first roller is connected to the second synchronous wheel, the synchronous belt is meshed between the first synchronous wheel and the second synchronous wheel, the second roller is fixedly connected to the frame and is located directly above the first roller, and the operation of the driving motor drives the first roller to rotate.

7. The empty box grabbing and flattening mechanism according to claim 6, characterized in that: The first roller comprises a first rotating shaft and a first cylinder body, the first rotating shaft and the first cylinder body are fixedly connected, the first rotating shaft is rotatably connected to the frame and the second synchronous wheel is disposed at the end thereof.

8. The empty box grabbing and flattening mechanism according to claim 6, characterized in that: The second roller includes a fixed shaft, a bearing and a second cylinder. The fixed shaft passes through the second cylinder and is fixedly connected to the frame at both ends. The bearings are provided at both ends of the second cylinder. The bearings are sleeved on the fixed shaft. The fixed shaft is rotatably connected to the second cylinder through the bearings.

9. The empty box grabbing and flattening mechanism according to claim 4, characterized in that: L-shaped baffles are symmetrically arranged on both sides of the frame, and the pressure plate is located between the two L-shaped baffles.

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