Corrugated board bending machine

Abstract

The utility model relates to the technical field of bending machines, and discloses a corrugated board bending machine which is characterized in that a mounting plate is arranged below a table top, a lifting plate is arranged between the mounting plate and the table top, a first air cylinder is arranged on the lower end face of the mounting plate, a piston rod of the first air cylinder is connected with the lifting plate, and supporting plates are arranged at the four corners of the upper end face of the lifting plate; a driven roller and a driving roller are rotationally connected between the supporting plates at the two ends, motors are arranged on the supporting plates and drive the driving roller to rotate, and the driven roller and the driving roller are sleeved with a conveying belt. A transmission plate is arranged between the lifting plate and the mounting plate and is hinged to the mounting plate; a groove is formed in the position, corresponding to the lifting plate, of the mounting plate, and a limiting plate is slidably connected to the position, corresponding to the end away from the transmission plate, of the table top. First side plates extending downwards are arranged on the front face and the back face of the table top, and pressing assemblies are arranged on the first side plates. The corrugated board bending machine has the advantages that bent corrugated boards can be automatically discharged, and the positions of the corrugated boards can be limited during bending.

Description

Technical Field

[0001] The utility model relates to the technical field of bending machines, in particular to a corrugated paperboard bending machine. Background Art

[0002] Corrugated cardboard is a multi-layer adhesive body, which is composed of at least one layer of corrugated core paper and one layer of cardboard. It has high mechanical strength and can withstand collisions and falls during transportation. The actual performance of corrugated cardboard depends on three factors: the characteristics of the core paper and cardboard and the structure of the carton itself.

[0003] In the process of using corrugated cardboard to produce corrugated paperboard boxes, a bending machine is needed to fold the corrugated cardboard. The existing bending machine mainly includes a table and a pressing component. When in use, the corrugated cardboard to be bent is placed on the table, and the pressing component drives the bending plate to move downward to bend the corrugated cardboard. It has the following disadvantages:

[0004] 1. The bent corrugated cardboard needs to be removed manually, resulting in low production efficiency;

[0005] 2. When bending, there is a lack of position limitation on the corrugated cardboard, which causes the position of the corrugated cardboard to shift when it is bent, affecting the accuracy of the bending position. Utility Model Content

[0006] 1. Technical Problems Solved

[0007] The technical problem to be solved by the utility model is that the existing bending machine cannot automatically unload the formed corrugated paperboard, and lacks position limitation of the corrugated paperboard during bending.

[0008] 2. Technical Solution

[0009] In order to solve the above technical problems, the utility model provides the following technical solutions: a corrugated cardboard bending machine, comprising a table and a pressing component,

[0010] A mounting plate is provided below the table top, a lifting plate is provided between the mounting plate and the table top, a cylinder 1 is provided on the lower end surface of the mounting plate, a piston rod of the cylinder 1 is connected to the lifting plate, support plates are provided at the four corners of the upper end surface of the lifting plate, a driven roller and an active roller are rotatably connected between the support plates at both ends, a motor is provided on the support plate, the motor drives the active roller to rotate, and a conveyor belt is provided on the driven roller and the active roller;

[0011] A transmission plate is provided between the lifting plate and the mounting plate, and the transmission plate is hinged to the mounting plate;

[0012] A slot is provided on the mounting plate at a position corresponding to the lifting plate, and a limit plate is slidably connected to a position on the table top corresponding to a position away from one end of the transmission plate;

[0013] The front and back sides of the table top are provided with side panels extending downwards, and a pressing component is provided on the side panels.

[0014] Furthermore, the pressing assembly includes cylinder 2 and a pressure plate, a horizontal plate is provided on the side surface separated from the side plate 1, a support rod is provided on the upper end surface of the horizontal plate, a top plate is provided on the upper end of the support rod, cylinder 2 is provided on the upper end surface of the top plate, a pressure plate is provided below the top plate, and side plate 2 is symmetrically provided on the lower end surface of the pressure plate, and side plate 2 is located on the outside of side plate 1.

[0015] Furthermore, guide plates 1 are provided on the front and back sides of the pressure plate, and the guide plates 1 are slidably connected to the support rods.

[0016] Furthermore, a guide assembly is provided on the mounting plate, and the guide assembly limits the movement direction of the lifting plate.

[0017] Furthermore, the guide assembly includes a guide plate 2 and a guide rod, the mounting plate is provided with a guide rod, the guide rod is slidably connected with the guide plate 2, and the guide plate 2 is connected to the lifting plate.

[0018] Furthermore, the separated end of the transmission plate is connected to the mounting plate via a tension spring.

[0019] 3. Beneficial Effects

[0020] The advantages of the utility model compared with the prior art are:

[0021] 1. Cylinder 1 drives the lifting plate to rise and fall, so that the conveyor belt on the lifting plate is exposed from the slot on the table top, and the conveyor belt fits the corrugated cardboard. The movement of the conveyor belt can realize the automatic unloading of the corrugated cardboard;

[0022] 2. When bending the corrugated cardboard, the lifting plate moves downward, and the lifting plate drives the limit plate to be exposed on the end surface of the table through the transmission plate, and the limit plate limits the position of the corrugated cardboard to be bent;

[0023] 3. The transmission belt and the limit plate are exposed alternately according to the lifting and lowering of the lifting plate to meet the production needs of corrugated cardboard. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 The structure of the utility model is shown in FIG. Figure 1 .

[0025] Figure 2 The structure of the utility model is shown in FIG. Figure 2 .

[0026] Figure 3 It is a structural schematic diagram of the mounting plate of the utility model.

[0027] Figure 4 It is a structural schematic diagram of the pressing component of the utility model.

[0028] Figure numerals: 1, table top, 2, mounting plate, 3, lifting plate, 4, cylinder one, 5, support plate, 6, driven roller, 7, active roller, 8, motor, 9, conveyor belt, 10, transmission plate, 11, slot, 12, limit plate, 13, side plate one, 14, cylinder two, 15, pressure plate, 16, cross plate, 17, support rod, 18, top plate, 19, side plate two, 20, guide plate one, 21, guide plate two, 22, guide rod, 23, tension spring. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present utility model are described clearly and completely below. Obviously, the described embodiments are only part of the embodiments of the present utility model, not all of them. Based on the embodiments of the present utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present utility model.

[0030] It should be noted that all directional indications such as up, down, left, right, front, back... in the embodiments of the utility model are only used to explain the relative position relationship, movement status, etc. between the components in a certain specific posture as shown in the accompanying drawings. If the specific posture changes, the directional indication will also change accordingly.

[0031] In addition, in the present invention, the descriptions of "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" or "second" may explicitly or implicitly include at least one of the features. In the description of the present invention, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0032] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0033] The utility model will now be further described in conjunction with the accompanying drawings.

[0034] Embodiment 1

[0035] Combined with Figure 1-3A transmission plate 10 is provided between the lifting plate 3 and the mounting plate 2, and the transmission plate 10 is hinged to the mounting plate 2. A slot 11 is provided on the mounting plate 2 at a position corresponding to the lifting plate 3, and a limiting plate 12 is slidably connected to the position of the transmission plate 10 at a position corresponding to one end of the table top 1.

[0036] When in use, the corrugated cardboard is placed on the upper end surface of the table top 1. At this time, the lifting plate 3 is in a low position. The lifting plate 3 presses down the opposite end of the transmission plate 10, so that the end of the transmission plate 10 hinged to the mounting plate 2 that is separated from the transmission plate 10 is tilted upward. The transmission plate 10 slides upward on the limit plate 12 that is slidably connected to the table top 1. The limit plate 12 is exposed on the upper end surface of the table top 1, and the limit plate 12 limits the position of the bent corrugated cardboard.

[0037] Combined with Figure 1 , 2 and 4, the table top 1 is provided with side panels 13 extending downward on both sides, the side panel 13 is provided with a downward pressing assembly, the downward pressing assembly includes a cylinder 14 and a pressing plate 15, a horizontal plate 16 is provided on the separated side of the side panel 13, a support rod 17 is provided on the upper end surface of the horizontal plate 16, a top plate 18 is provided on the upper end of the support rod 17, a cylinder 14 is provided on the upper end surface of the top plate 18, a pressing plate 15 is provided below the top plate 18, a side panel 19 is symmetrically provided on the lower end surface of the pressing plate 15, and the side panel 19 is located on the outer side of the side panel 13.

[0038] After the position of the corrugated cardboard is determined, the piston rod of the second cylinder 14 extends to drive the pressure plate 15 to move downward, and the pressure plate 15 drives the second side plate 19 to move downward. The second side plate 19 makes the part of the corrugated cardboard exposed from the table top 1 bend downward, and the bending and shaping are completed under the cooperation of the first side plate 13 and the second side plate 19.

[0039] Combined with Figure 1-3 A cylinder 4 is provided on the lower end surface of the mounting plate 2, and the piston rod of the cylinder 4 is connected to the lifting plate 3. Support plates 5 are provided at the four corners of the upper end surface of the lifting plate 3. A driven roller 6 and an active roller 7 are rotatably connected between the support plates 5 at both ends. A motor 8 is provided on the support plate 5, and the motor 8 drives the active roller 7 to rotate. A conveyor belt 9 is provided on the driven roller 6 and the active roller 7.

[0040] After the corrugated cardboard is bent and formed, the piston rod of the cylinder 4 extends out, driving the lifting plate 3 to move upward, the lifting plate 3 no longer presses the transmission plate 10, the limit plate 12 slides downward, the lifting plate 3 drives the conveyor belt 9 to emerge from the slot 11, the conveyor belt 9 fits with the bent corrugated cardboard, the motor 8 rotates, driving the conveyor belt 9 to move, and realizing the automatic unloading of the bent corrugated cardboard.

[0041] Embodiment 2

[0042] Combined with Figure 1-4 The pressure plate 15 is provided with guide plates 20 on both sides, and the guide plates 20 are slidably connected to the support rods 17. The mounting plate 2 is provided with a guide assembly, and the guide assembly limits the movement direction of the lifting plate 3. The guide assembly includes a guide plate 21 and a guide rod 22. The mounting plate 2 is provided with a guide rod 22, and the guide rod 22 is slidably connected with a guide plate 21. The guide plate 21 is connected to the lifting plate 3, and the separated end of the transmission plate 10 is connected to the mounting plate 2 through a tension spring 23.

[0043] On the basis of the first embodiment, during the movement of the pressing plate 15, the guide plate 1 20 slides on the support rod 17, and the guide plate 1 20 and the support rod 17 guide the movement direction of the pressing plate 15. During the movement of the lifting plate 3, the guide plate 2 21 slides on the guide rod 22 to guide the movement direction of the lifting plate 3. The tension spring 23 allows the separated end of the transmission plate 10 to remain in the lower position when it is not affected by external forces.

[0044] The utility model and its implementation are described, and such description is not restrictive. The drawings are only one of the implementations of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in the field are inspired by it, without departing from the purpose of the invention of the utility model, they can design a structure and implementation example similar to the technical solution without creativity, which should belong to the protection scope of the utility model.

Claims

1. A corrugated board bending machine, comprising a table (1) and a pressing assembly, characterized in that: A mounting plate (2) is provided below the table (1), a lifting plate (3) is provided between the mounting plate (2) and the table (1), a cylinder (4) is provided on the lower end surface of the mounting plate (2), a piston rod of the cylinder (4) is connected to the lifting plate (3), support plates (5) are provided at the four corners of the upper end surface of the lifting plate (3), a driven roller (6) and a driving roller (7) are rotatably connected between the support plates (5) at both ends, a motor (8) is provided on the support plate (5), the motor (8) drives the driving roller (7) to rotate, and a conveyor belt (9) is sleeved on the driven roller (6) and the driving roller (7); A transmission plate (10) is provided between the lifting plate (3) and the mounting plate (2), and the transmission plate (10) is hinged to the mounting plate (2); A slot (11) is provided on the mounting plate (2) at a position corresponding to the lifting plate (3), and a limit plate (12) is slidably connected to a position corresponding to one end of the transmission plate (10) on the table top (1); The table top (1) is provided with side panels (13) extending downwards on both the front and back sides, and a pressing component is provided on the side panels (13).

2. A corrugated board bending machine according to claim 1, characterized in that: The pressing assembly comprises a second cylinder (14) and a pressure plate (15); a transverse plate (16) is provided on a surface of the side plate (13) which is separated from the first side plate; a support rod (17) is provided on the upper end surface of the transverse plate (16); a top plate (18) is provided on the upper end surface of the support rod (17); a cylinder (14) is provided on the upper end surface of the top plate (18); a pressure plate (15) is provided below the top plate (18); a second side plate (19) is symmetrically provided on the lower end surface of the pressure plate (15); the second side plate (19) is located on the outer side of the first side plate (13).

3. A corrugated board bending machine according to claim 2, characterized in that: The pressure plate (15) is provided with a guide plate (20) on both the front and back sides, and the guide plate (20) is slidably connected to the support rod (17).

4. A corrugated board bending machine according to claim 1, characterized in that: The mounting plate (2) is provided with a guide assembly, and the guide assembly limits the movement direction of the lifting plate (3).

5. A corrugated board bending machine according to claim 4, characterized in that: The guide assembly comprises a second guide plate (21) and a guide rod (22); the mounting plate (2) is provided with the guide rod (22); the guide rod (22) is slidably connected with the second guide plate (21); and the second guide plate (21) is connected to the lifting plate (3).

6. The corrugated board bending machine according to claim 1, characterized in that: The separated end of the transmission plate (10) is connected to the mounting plate (2) via a tension spring (23).

Images