Auxiliary cover folding device for bottom sealing

Abstract

The utility model belongs to the technical field of box sealing equipment, and discloses an auxiliary cover folding device for bottom sealing. According to the auxiliary cover folding device for bottom sealing, the two auxiliary box supporting assemblies are attached to the inner side of a left folding plate and the inner side of a right folding plate correspondingly, the shape of a carton is adjusted in the carton conveying process, the problem that edge folding is difficult due to carton deformation or nonstandard size is effectively solved, and it is ensured that folding of a front folding plate and a rear folding plate is more accurate; and in the carton conveying process, force is applied to the front folding plate and the rear folding plate through the bottom folding metal plate and the pendulum bob assembly so that the front folding plate and the rear folding plate can be accurately bent to the position of an opening in the bottom of the carton, the requirement for manual intervention is reduced, the production efficiency is improved, and the production cost is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of box sealing equipment, in particular to a bottom sealing auxiliary cover folding device. Background Art

[0002] During the production, transportation and storage process, cartons may be affected by external forces, resulting in shape distortion or dimensional deviation, making it difficult to fold the two short sides of the carton during the bottom sealing process. It may also cause damage to the carton during the folding process, thereby affecting the safety and packaging effect of the product.

[0003] Traditional carton folding devices are often unable to effectively deal with these deformations and non-standard sizes when they are designed. Manual intervention is required to adjust the position and shape of the carton, or a separate workstation is required to adjust the carton. This not only increases production costs, but also prolongs packaging time and reduces overall production efficiency. In addition, the carton is easily scratched during the folding process, resulting in unqualified appearance quality.

[0004] Therefore, a back cover auxiliary folding device is urgently needed to solve the problems in the prior art. Utility Model Content

[0005] The purpose of the utility model is to provide a bottom sealing auxiliary folding device, which reduces the need for manual intervention when sealing the bottom of a carton, improves production efficiency, reduces production costs, and reduces scratches on the carton during the folding process, effectively ensuring the appearance quality of the carton.

[0006] To achieve this purpose, the present invention adopts the following technical solutions:

[0007] The bottom cover auxiliary folding device is characterized by comprising:

[0008] A frame, wherein a conveying channel is provided on the frame, wherein the conveying channel is used to convey cartons, and the bottom of the cartons are provided with mutually symmetrical left and right folding plates, and mutually symmetrical front and rear folding plates;

[0009] Two auxiliary box-supporting assemblies, the two auxiliary box-supporting assemblies are respectively located on both sides of the conveying channel, one of the two auxiliary box-supporting assemblies can be attached to the inner side of the left folding plate, and the other can be attached to the inner side of the right folding plate;

[0010] A folding bottom sheet metal, fixed to the frame and located between the two auxiliary box-supporting assemblies, the folding bottom sheet metal being used to bend the front flap into the carton;

[0011] A pendulum assembly is swingably arranged on the frame and is located between the two auxiliary box-supporting assemblies. A roller is provided at the output end of the pendulum assembly, and the roller can be in rolling contact with the rear folding plate.

[0012] Optionally, the pendulum assembly includes:

[0013] a driving member, wherein the driving member is arranged on the frame;

[0014] A swing arm, wherein the first end of the swing arm is rotatably arranged on the frame, the output end of the driving member is connected to the swing arm, and the roller is rotatably arranged on the second end of the swing arm.

[0015] Optionally, the driving member includes a driving cylinder and a connecting rod, one end of the connecting rod is hinged to the piston rod of the driving cylinder, and the other end is hinged to the swing arm.

[0016] Optionally, the pendulum assembly further includes a reset guide plate, and the second end of the swing arm is provided with the reset guide plate, and the reset guide plate is used to guide the swing arm to reset.

[0017] Optionally, the auxiliary box support assembly includes a base and a box support sheet metal, the base is arranged on the frame, the box support sheet metal includes a first plate and a second plate, the second plate is located at an end of the first plate close to the upstream of the conveying channel, and the second plate is bent toward the inside of the conveying channel.

[0018] Optionally, along the conveying direction of the carton, a plurality of first mounting holes are provided at intervals on the base, a third plate is extended from the bottom end of the first plate to the side away from the conveying channel, a first waist-shaped hole is provided on the third plate, and the extension direction of the first waist-shaped hole is perpendicular to the conveying direction of the carton, and the first waist-shaped hole can be opposite to any one of the first mounting holes.

[0019] Optionally, the folding bottom sheet metal includes a support base and a sheet metal body, one end of the support base is connected to the frame, and the other end is provided with the folding bottom sheet metal, and the folding bottom sheet metal is provided with a downward extending guide arc surface.

[0020] Optionally, an escape space is provided on the support seat, and the piston rod of the driving cylinder passes through the escape space.

[0021] Optionally, the bottom cover auxiliary folding device also includes a slide rail, a slide seat and a conveying assembly. The two slide seats are arranged on the slide rail at intervals and are slidably connected to the slide rail. Each slide seat is provided with a conveying assembly and an auxiliary box supporting assembly, and the conveying channel is formed between the two conveying assemblies.

[0022] Beneficial effects:

[0023] The bottom sealing auxiliary folding device provided by the utility model is respectively fitted to the inner sides of the left folding plate and the right folding plate by two auxiliary box-supporting components, so as to adjust the shape of the carton during the carton conveying process, effectively solving the problem of folding difficulty caused by deformation or non-standard size of the carton, and ensuring that the front folding plate and the rear folding plate are folded more accurately; and in the process of carton conveying, the front folding plate and the rear folding plate are respectively forced by the bottom folding sheet metal and the pendulum component, so that the front folding plate and the rear folding plate are accurately bent to the position of the bottom opening of the carton, reducing the need for manual intervention, improving production efficiency and reducing production costs; and a roller is provided at the output end of the pendulum component, which can make the pendulum component and the rear folding plate roll in contact during the folding process, reducing friction, improving folding efficiency, and ensuring the appearance quality of the rear folding plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a schematic structural diagram of the bottom cover auxiliary folding device provided by the present invention from a first viewing angle;

[0025] Figure 2 This is a schematic structural diagram of the bottom cover auxiliary folding device provided by the present invention at a second viewing angle;

[0026] Figure 3 yes Figure 1 A partial enlarged view of point A in the middle.

[0027] In the picture:

[0028] 100, frame; 110, slide rail; 120, slide seat; 130, conveyor assembly;

[0029] 200, auxiliary box support assembly; 210, base; 211, first base; 2111, first mounting hole; 212, second base; 2121, second waist-shaped hole; 220, box support sheet metal; 221, first plate; 222, second plate; 223, third plate; 2231, first waist-shaped hole;

[0030] 300, folding bottom sheet metal; 310, support seat; 311, avoidance space; 320, sheet metal body; 321, guide arc surface;

[0031] 400, pendulum assembly; 410, driving member; 420, swing arm; 430, roller; 440, connecting rod; 450, reset guide plate. DETAILED DESCRIPTION

[0032] The present invention will be further described in detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are intended only to illustrate the present invention and are not intended to limit the present invention. It should also be noted that, for ease of description, the accompanying drawings only illustrate portions relevant to the present invention, not all of its components.

[0033] In the description of this utility model, unless otherwise specified or limited, the terms "connected," "connect," and "fixed" should be understood in a broad sense. For example, they can refer to fixed connection, detachable connection, or integration; mechanical connection or electrical connection; direct connection or indirect connection through an intermediate medium; internal communication between two components or interaction between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on the specific circumstances.

[0034] In the present invention, unless otherwise expressly specified or limited, a first feature being "above" or "below" a second feature may include the first and second features being in direct contact, or may include the first and second features being in contact not directly but through another feature between them. Moreover, a first feature being "above," "above," and "above" a second feature may include the first feature being directly above or obliquely above the second feature, or may simply mean that the first feature is higher in level than the second feature. A first feature being "below," "below," and "below" a second feature may include the first feature being directly below or obliquely below the second feature, or may simply mean that the first feature is lower in level than the second feature.

[0035] In the description of this embodiment, terms such as "upper," "lower," "left," and "right" are used to refer to positions or locations based on the positions or locations shown in the accompanying drawings. These terms are intended solely to facilitate description and simplify operation, and are not intended to indicate or imply that the devices or components referred to must have, be constructed, or operate in a specific orientation. Therefore, they should not be construed as limitations on this invention. Furthermore, the terms "first" and "second" are used solely for descriptive purposes and have no special meaning.

[0036] This embodiment provides a bottom cover auxiliary folding device, such as Figure 1-Figure 3As shown, the bottom cover auxiliary folding device includes a frame 100, two auxiliary box supporting assemblies 200, a bottom folding sheet metal 300 and a pendulum assembly 400. The frame 100 is provided with a conveying channel for conveying cartons. The bottom of the cartons are provided with mutually symmetrical left and right folding plates, as well as mutually symmetrical front and rear folding plates; the two auxiliary box supporting assemblies 200 are respectively located on both sides of the conveying channel, one of the two auxiliary box supporting assemblies 200 can be attached to the inner side of the left folding plate, and the other can be attached to the inner side of the right folding plate; the bottom folding sheet metal 300 and the pendulum assembly 400 are respectively provided with a conveying channel for conveying cartons. The components 400 are all located between the two auxiliary box-supporting components 200, the folding bottom sheet metal 300 is fixed on the frame 100, and the pendulum component 400 is swingably set on the frame 100. The folding bottom sheet metal 300 is used to bend the front folding plate into the carton, and the pendulum component 400 is used to bend the rear folding plate into the carton. The output end of the pendulum component 400 is provided with a roller 430. When the pendulum component 400 drives the rear folding plate to bend into the carton, the roller 430 rolls in contact with the rear folding plate, thereby reducing friction, improving the folding efficiency, and ensuring the appearance quality of the carton.

[0037] In this embodiment, two auxiliary box-supporting assemblies 200 are respectively attached to the inner sides of the left folding plate and the right folding plate, so that the shape of the carton is adjusted during the carton conveying process, which effectively solves the problem of folding difficulties caused by carton deformation or non-standard size, and ensures that the front folding plate and the rear folding plate are folded more accurately; and in the process of carton conveying, the front folding plate and the rear folding plate are respectively forced by the bottom folding sheet metal 300 and the pendulum assembly 400, so that the front folding plate and the rear folding plate are accurately bent to the position of the bottom opening of the carton, reducing the need for manual intervention, improving production efficiency, and reducing production costs.

[0038] Alternatively, as Figure 2 As shown, the pendulum assembly 400 includes a driving member 410 and a swing arm 420. The driving member 410 is arranged on the frame 100. The first end of the swing arm 420 is rotatably arranged on the frame 100. The output end of the driving member 410 is connected to the swing arm 420. The roller 430 is rotatably arranged on the second end of the swing arm 420. The swing arm 420 is driven to swing by the driving member 410, so that the roller 430 can roll in contact with the rear folding plate and bend the rear folding plate to the opening at the bottom of the carton, thereby reducing scratches and damage that may occur during the folding process, protecting the surface quality of the carton, and improving the efficiency of the bottom sealing.

[0039] Optionally, the driving member 410 includes a driving cylinder and a connecting rod 440, one end of the connecting rod 440 is hinged to the piston rod of the driving cylinder, and the other end is hinged to the swing arm 420, ensuring efficient transmission of power, allowing the swing arm 420 to move flexibly and quickly, thereby improving the folding efficiency of the rear folding plate.

[0040] Alternatively, as Figure 2As shown, the pendulum assembly 400 also includes a reset guide plate 450. The second end of the swing arm 420 is provided with a reset guide plate 450. The reset guide plate 450 can effectively guide the swing arm 420 to smoothly return to the initial position after completing the folding action, ensuring the accuracy and consistency of each operation cycle of the equipment and improving the overall work efficiency.

[0041] Alternatively, as Figure 1 and Figure 3 As shown, the auxiliary box supporting assembly 200 includes a base 210 and a box supporting sheet metal 220. The base 210 is set on the frame 100. The box supporting sheet metal 220 includes a first plate 221 and a second plate 222. The second plate 222 is located at the upstream end of the first plate 221 close to the conveying channel, and the second plate 222 is bent toward the inside of the conveying channel. Specifically, when the carton is conveyed forward along the conveying channel, the second plate 222 on the left side of the conveying channel guides the first plate 221 on the left side to fit with the inner side of the left folding plate, and the second plate 222 on the right side of the conveying channel guides the first plate 221 on the right side to fit with the inner side of the right folding plate, thereby assisting in correcting the shape of the carton and ensuring that the front folding plate and the rear folding plate are accurately bent to the opening at the bottom of the carton, thereby improving the efficiency of the bottom sealing.

[0042] Alternatively, as Figure 1 and Figure 3 As shown, along the conveying direction of the cartons, the base 210 is provided with a plurality of first mounting holes 2111 at intervals. A third plate 223 extends from the bottom end of the first plate 221 toward the side away from the conveying passage. The third plate 223 is provided with a first waist-shaped hole 2231. The first waist-shaped hole 2231 extends perpendicular to the conveying direction of the cartons (i.e., the first waist-shaped hole 2231 extends in the left-right direction). The first waist-shaped hole 2231 can be aligned with any of the first mounting holes 2111, thereby facilitating fine-tuning the position of the box support sheet metal 220 in the left-right and front-back directions. This allows the auxiliary box support assembly 200 to adapt to different production requirements and different carton specifications, thereby improving the flexibility of the auxiliary box support assembly 200. In this embodiment, the first plate 221 is fastened to the base 210 by bolts.

[0043] Alternatively, as Figure 3 As shown, in this embodiment, the base 210 is an L-shaped base 210, which includes a first base body 211 and a second base body 212. The second base body 212 is provided with a second waist-shaped hole 2121 extending in the vertical direction. The provision of the second waist-shaped hole 2121 facilitates the vertical adjustment of the position of the box support sheet metal 220 to accommodate cartons of different heights and sizes, thereby increasing the flexibility of the auxiliary box support assembly 200. In this embodiment, the second base body 212 is fastened to the frame 100 by bolts.

[0044] Optionally, the folding bottom sheet metal 300 includes a support base 310 and a sheet metal body 320. One end of the support base 310 is connected to the frame 100, and the other end is provided with the folding bottom sheet metal 300. The folding bottom sheet metal 300 is provided with a downwardly extending guide arc surface 321. The downwardly extending guide arc surface 321 can effectively guide the front folding plate to bend inward, ensuring a smooth and accurate folding process and reducing folding errors.

[0045] Optionally, an escape space 311 is provided on the support seat 310, and the piston rod of the driving cylinder is passed through the escape space 311, which can make the bottom cover auxiliary folding device structure more compact, reduce the space occupied by the equipment, and improve space utilization.

[0046] Optionally, the bottom cover auxiliary folding device further includes a slide rail 110, a slide 120, and a conveying assembly 130. Two slides 120 are spaced apart and slidably connected to the slide rail 110. Each slide 120 is provided with a conveying assembly 130 and an auxiliary box-supporting assembly 200, forming a conveying channel between the two conveying assemblies 130. By arranging the two conveying assemblies 130 on the two slides 120, the width of the conveying channel can be adjusted according to the specifications of the carton. Since the auxiliary box-supporting assembly 200 is also arranged on the slide 120, the distance between the two auxiliary box-supporting assemblies 200 can be adjusted simultaneously with the width between the two conveying assemblies 130.

[0047] In this embodiment, two slide rails 110 are provided on the frame 100, and two slide seats 120 are provided on each slide rail 110. The two slide seats 120 are defined as a first slide seat 120 and a second slide seat 120 respectively. The front and rear ends of the conveying component 130 located on the left side of the conveying channel are respectively slidably connected to the two first slide seats 120, and the front and rear ends of the conveying component 130 located on the right side of the conveying channel are respectively slidably connected to the two second slide seats 120, thereby ensuring the stability and conveying efficiency of the conveying component 130.

[0048] Alternatively, as Figure 1 and Figure 2 As shown, the conveying assembly 130 includes a driving motor, a driving wheel, a driven wheel and a conveyor belt. The driving motor is connected to the driving wheel, and the driven wheel is connected to the driving wheel through the conveyor belt, so that in the process of conveying the carton, the two conveyor belts on the left and right sides of the conveying channel clamp the carton and convey it forward.

[0049] Obviously, the above-described embodiments of the present invention are merely examples for the purpose of clearly illustrating the present invention and are not intended to limit the manner in which the present invention is to be implemented. A person skilled in the art would be able to make various obvious changes, readjustments, and substitutions without departing from the scope of protection of the present invention. It is not necessary and impossible to enumerate all embodiments here. Any modifications, equivalent substitutions, and improvements made within the spirit and principles of the present invention shall be included within the scope of protection of the claims of the present invention.

Claims

1. The bottom cover auxiliary folding device is characterized by: include: A frame (100) is provided with a conveying channel for conveying cartons, wherein the bottom of the cartons is provided with a left folding plate and a right folding plate that are symmetrical to each other, and a front folding plate and a rear folding plate that are symmetrical to each other; Two auxiliary box-supporting assemblies (200), the two auxiliary box-supporting assemblies (200) are respectively located on both sides of the conveying channel, one of the two auxiliary box-supporting assemblies (200) can be attached to the inner side of the left folding plate, and the other can be attached to the inner side of the right folding plate; A folding bottom sheet metal (300), the folding bottom sheet metal (300) is fixed on the frame (100) and is located between the two auxiliary box support assemblies (200), and the folding bottom sheet metal (300) is used to bend the front folding plate into the carton; A pendulum assembly (400) is swingably arranged on the frame (100) and located between the two auxiliary box-supporting assemblies (200). A roller (430) is provided at the output end of the pendulum assembly (400), and the roller (430) can roll in contact with the rear folding plate.

2. The bottom cover auxiliary folding device according to claim 1, characterized in that: The pendulum assembly (400) comprises: a driving member (410), wherein the driving member (410) is disposed on the frame (100); A swing arm (420), wherein a first end of the swing arm (420) is rotatably disposed on the frame (100), an output end of the driving member (410) is connected to the swing arm (420), and the roller (430) is rotatably disposed on a second end of the swing arm (420).

3. The bottom cover auxiliary folding device according to claim 2, characterized in that: The driving member (410) comprises a driving cylinder and a connecting rod (440), one end of the connecting rod (440) is hinged to the piston rod of the driving cylinder, and the other end is hinged to the swing arm (420).

4. The bottom cover auxiliary folding device according to claim 2, characterized in that: The pendulum assembly (400) further comprises a reset guide plate (450), the second end of the swing arm (420) is provided with the reset guide plate (450), and the reset guide plate (450) is used to guide the swing arm (420) to reset.

5. The bottom cover auxiliary folding device according to claim 1, characterized in that: The auxiliary box supporting assembly (200) comprises a base (210) and a box supporting sheet metal (220), wherein the base (210) is arranged on the frame (100), and the box supporting sheet metal (220) comprises a first plate (221) and a second plate (222), wherein the second plate (222) is located at an end of the first plate (221) close to the upstream of the conveying channel, and the second plate (222) is bent toward the inside of the conveying channel.

6. The bottom cover auxiliary folding device according to claim 5, characterized in that: Along the conveying direction of the carton, a plurality of first mounting holes (2111) are spaced apart on the base (210), a third plate (223) is extended from the bottom end of the first plate (221) to the side away from the conveying channel, and a first waist-shaped hole (2231) is provided on the third plate (223), the extension direction of the first waist-shaped hole (2231) is perpendicular to the conveying direction of the carton, and the first waist-shaped hole (2231) can be opposite to any one of the first mounting holes (2111).

7. The bottom cover auxiliary folding device according to claim 3, characterized in that: The folding bottom sheet metal (300) comprises a support base (310) and a sheet metal body (320); one end of the support base (310) is connected to the frame (100); the other end is provided with the folding bottom sheet metal (300); and the folding bottom sheet metal (300) is provided with a downwardly extending guide arc surface (321).

8. The bottom cover auxiliary folding device according to claim 7, characterized in that: The support seat (310) is provided with an escape space (311), and the piston rod of the driving cylinder is passed through the escape space (311).

9. The bottom cover auxiliary folding device according to claim 1, characterized in that: The bottom cover auxiliary folding device further comprises a slide rail (110), a slide seat (120) and a conveying assembly (130). Two slide seats (120) are arranged on the slide rail (110) at intervals and are slidably connected to the slide rail (110). Each slide seat (120) is provided with a conveying assembly (130) and an auxiliary box supporting assembly (200). The conveying channel is formed between the two conveying assemblies (130).

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