A corrugated cardboard slitting machine

Abstract

The utility model relates to the technical field of corrugated cardboard, and in particular to a corrugated cardboard longitudinal cutting machine, and its technical scheme includes: a fixed frame, a collecting drawer and a screw sleeve, the two sides of the fixed frame are respectively embedded with a bearing 1, the inner rings of the two bearings 1 are fixedly installed with a screw rod, the two screw sleeves are respectively meshed and connected with the screw rod through screw holes, the bottoms of the two screw sleeves are respectively installed with a hydraulic cylinder 1, the bottoms of the two hydraulic cylinders 1 are respectively installed with a movable knife, the top of the fixed frame is welded with a fixed plate, the bottom of the fixed plate is welded with a support plate, the bottom of the support plate is installed with a hydraulic cylinder 2, the bottom of the hydraulic cylinder 2 is installed with a fixed knife, the inner side of the fixed frame below the fixed knife is welded with a bearing plate, and the two sides of the collecting drawer are respectively welded with fixed blocks. The utility model has the advantages that the distance between the movable knife and the fixed knife can be adjusted according to actual conditions, thereby adjusting the width of the longitudinal cutting, and a separate blade can also be selected for cutting.

Description

Technical Field

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

[0002] Corrugated cardboard is a paper material composed of a thin paper layer and a corrugated core layer. Its main characteristics are strong compression resistance and impact resistance. It is suitable for various packaging, protection and transportation applications. The corrugated cardboard slitting machine is a device used to cut corrugated cardboard into the required width. It is usually used in customized production. The cutting width can be adjusted according to demand to meet the requirements of workpieces of different sizes.

[0003] Publication number: CN218018734U, a corrugated cardboard slitting machine with adjustable width. The purpose of the utility model is to provide a corrugated cardboard slitting machine with adjustable width that can meet different requirements and has high applicability. A corrugated cardboard slitting machine with adjustable width, including a base, support columns, guide rods, movable blades and connecting plates, etc. Support columns are connected to the left and right sides of the top of the base, guide rods are connected between the support columns, and two connecting plates are slidably provided on the guide rods, and movable blades for longitudinal cutting of corrugated cardboard are installed on the connecting plates. The movable blade and fixed blade of the utility model can longitudinally cut corrugated cardboard, and the movable blade can be moved, and the distance between the movable blade and the fixed blade can be adjusted, so as to adjust the width of the longitudinal cutting to meet different requirements.

[0004] In summary, the prior art CN218018734U can adjust the distance between the movable blade and the fixed blade. During the adjustment, the staff needs to make manual adjustments, which is troublesome to operate. In addition, the heights of the movable blade and the fixed blade are fixed, and it is impossible to control the blade to be used according to the actual situation. Utility Model Content

[0005] The utility model aims to provide a corrugated cardboard slitting machine, which has the advantages of being able to adjust the distance between a movable knife and a fixed knife according to actual conditions, thereby adjusting the width of the slitting, and also being able to select a separate blade for cutting, thereby solving the problem that the corrugated cardboard slitting machine is inconvenient to adjust the distance between blades and select the blade to be used.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a corrugated cardboard longitudinal cutting machine, comprising a fixed frame, a collecting bin and a screw sleeve, wherein bearings 1 are respectively embedded and installed on both sides of the fixed frame, screws are fixedly installed on the inner rings of the two bearings 1, and the two screw sleeves are respectively meshed and connected with the screws through screw holes, hydraulic cylinders 1 are respectively installed on the bottoms of the two screw sleeves, and movable knives are respectively installed on the bottoms of the two hydraulic cylinders 1, a fixed plate is welded on the top of the fixed frame, a support plate is welded on the bottom of the fixed plate, hydraulic cylinders 2 are installed on the bottom of the support plate, and a fixed knife is installed on the bottom of the hydraulic cylinders 2, a bearing plate is welded on the inner side of the fixed frame below the fixed knife, and fixing grooves are respectively opened on both sides of the interior of the fixed frame below the bearing plate, and fixing blocks are respectively welded on both sides of the collecting bin.

[0007] When using a corrugated cardboard longitudinal cutting machine in the present technical solution, a supporting force is provided to a fixed frame through a fixed seat, and the corrugated cardboard to be cut is placed on the top of a carrying plate. The servo motor drives the screw to rotate through a transmission structure, and two screw sleeves move in relative or opposite directions on the rotating screw through screw holes to adjust the distance between the two movable knives and the fixed knife. After the two movable knives are adjusted to a suitable position, two hydraulic cylinders push the two movable knives down, and hydraulic cylinders push the fixed knife down. The two movable knives and the fixed knife cut the corrugated cardboard on the top of the carrying plate. You can also choose to use a fixed knife or a movable knife to cut the corrugated cardboard according to actual conditions. The part produced by cutting passes through the circular hole of the carrying plate and falls into the collecting drawer. The collecting drawer can be pulled out from the inside of the fixed frame using a handle to process the collected debris.

[0008] Preferably, a servo motor is installed on the side of the fixing frame, and the transmission structure of the servo motor is fixedly connected to one end of the screw rod. The servo motor drives the screw rod to rotate through the transmission structure.

[0009] Preferably, the threads on the outer side of the screw rod are relatively distributed. The two screw sleeves can move in relative and opposite directions on the screw rod through the screw holes.

[0010] Preferably, the support plate is embedded with a second bearing, and the screw rod is fixedly connected to the inner ring of the second bearing. The second bearing fixes the screw rod to avoid interference between the screw rod and the support plate.

[0011] Preferably, the fixed knife and the two movable knives are perpendicular to the carrying plate. When the fixed knife and the movable knife are lowered, the directions will not be offset.

[0012] Preferably, the carrier plate is provided with circular holes in a rectangular array, and the circular holes penetrate the upper and lower ends of the carrier plate, so that the debris generated by cutting can pass through the circular holes.

[0013] Preferably, the two fixing blocks are respectively inserted into the two fixing grooves, and a handle is installed at the rear end of the collecting drawer. The collecting drawer is movably connected to the fixing frame through the fixing blocks and the fixing grooves, and the collecting drawer can be pushed and pulled using the handle.

[0014] Preferably, the front and rear ends of the fixing frame are connected, and fixing seats are respectively installed at the four corners of the bottom of the fixing frame, and the fixing seats are perpendicular to the bottom of the fixing frame. The staff can operate inside the fixing frame, and the fixing seats provide support force for the fixing frame.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] The utility model arranges a screw rod, a fixed knife and a movable knife, and the corrugated cardboard to be cut is placed on the top of the carrying plate, the servo motor drives the screw rod to rotate through the transmission structure, and the two screw sleeves move in relative or opposite directions on the rotating screw rod through the screw holes to adjust the distance between the two movable knives and the fixed knife. After the two movable knives are adjusted to suitable positions, the two hydraulic cylinders push the two movable knives down, and the hydraulic cylinder pushes the fixed knife down, and the two movable knives and the fixed knife cut the corrugated cardboard on the top of the carrying plate. The fixed knife or the movable knife can also be selected to cut the corrugated cardboard according to actual conditions, so that the distance between the movable knife and the fixed knife can be adjusted according to actual conditions, thereby adjusting the width of the longitudinal cut, and a separate blade can also be selected for cutting. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model from a first angle;

[0018] Figure 2 This is a schematic diagram of the three-dimensional structure of the utility model from a second angle;

[0019] Figure 3 This is a schematic diagram of the three-dimensional structure of the utility model from a third angle;

[0020] Figure 4 This is a schematic diagram of the support plate structure of the utility model.

[0021] In the figure: 1. fixing frame; 2. fixing groove; 3. bearing plate; 4. round hole; 5. movable knife; 6. fixing plate; 7. fixed knife; 8. servo motor; 9. fixing block; 10. collecting drawer; 11. handle; 12. fixing seat; 13. hydraulic cylinder 1; 14. hydraulic cylinder 2; 15. screw rod; 16. screw sleeve; 17. bearing 1; 18. support plate; 19. bearing 2. DETAILED DESCRIPTION

[0022] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below with reference to the accompanying drawings.

[0023] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific implementation methods disclosed below.

[0024] Secondly, the present invention is described in detail with reference to the schematic diagram. When describing the implementation of the present invention, for the sake of convenience, the cross-sectional diagram showing the device structure will not be partially enlarged according to the general scale, and the schematic diagram is only an example, which should not limit the scope of protection of the present invention. In addition, in actual production, the three-dimensional dimensions of length, width and depth should be included.

[0025] In order to make the purpose, technical solution and advantages of the present invention more clear, the implementation mode of the present invention will be further described in detail below with reference to the accompanying drawings.

[0026] Embodiment 1

[0027] like Figure 1-Figure 4 As shown, a corrugated cardboard longitudinal cutting machine proposed by the utility model comprises a fixed frame 1, a collecting drawer 10 and a screw sleeve 16, bearings 17 are embedded and installed on both sides of the fixed frame 1, screw rods 15 are fixedly installed on the inner rings of the two bearings 17, and the outer threads of the screw rods 15 are relatively distributed, a servo motor 8 is installed on the side of the fixed frame 1, and the transmission structure of the servo motor 8 is fixedly connected to one end of the screw rod 15, two screw sleeves 16 are respectively meshed and connected with the screw rod 15 through screw holes, hydraulic cylinders 13 are respectively installed at the bottom of the two screw sleeves 16, and movable knives 5 are respectively installed at the bottom of the two hydraulic cylinders 13, a fixed plate 6 is welded on the top of the fixed frame 1, and a support plate 18 is welded on the bottom of the fixed plate 6, and the support plate 1 8 is installed at the bottom of a hydraulic cylinder 2 14, a fixed knife 7 is installed at the bottom of the hydraulic cylinder 2 14, a bearing plate 3 is welded to the inner side of the fixed frame 1 below the fixed knife 7, the bearing plate 3 is provided with circular holes 4 in a rectangular array, the circular holes 4 penetrate the upper and lower ends of the bearing plate 3, the fixed knife 7 and the two movable knives 5 are perpendicular to the bearing plate 3, and fixed grooves 2 are respectively provided on both sides of the inner part of the fixed frame 1 below the bearing plate 3, fixed blocks 9 are respectively welded on both sides of the collecting drawer 10, the two fixed blocks 9 are respectively inserted into the two fixed grooves 2, a handle 11 is installed at the rear end of the collecting drawer 10, the front and rear ends of the fixed frame 1 are connected, and fixed seats 12 are respectively installed at the four corners of the bottom of the fixed frame 1, and the fixed seats 12 are perpendicular to the bottom of the fixed frame 1.

[0028] In this embodiment, the fixing base 12 is used to provide support force for the fixing frame 1, and the corrugated cardboard to be cut is placed on the top of the carrying plate 3. The servo motor 8 drives the screw rod 15 to rotate through the transmission structure, and the two screw sleeves 16 move in relative or opposite directions on the rotating screw rod 15 through the screw holes to adjust the distance between the two movable knives 5 and the fixed knife 7. After the two movable knives 5 are adjusted to a suitable position, the two hydraulic cylinders 13 push the two movable knives 5 down, and the hydraulic cylinder 2 14 pushes the fixed knife 7 down. The two movable knives 5 and the fixed knife 7 cut the corrugated cardboard on the top of the carrying plate 3. According to actual conditions, the fixed knife 7 or the movable knife 5 can be selected to cut the corrugated cardboard. The part produced by cutting passes through the circular hole 4 of the carrying plate 3 and falls into the collecting drawer 10. The collecting drawer 10 can be pulled out from the inside of the fixing frame 1 using the handle 11 to process the collected debris.

[0029] Embodiment 2

[0030] like Figure 1-Figure 4 As shown, the utility model proposes a corrugated cardboard longitudinal cutting machine. Compared with the first embodiment, this embodiment also includes: a second bearing 19, a support plate 18 embedded with the second bearing 19, and a screw rod 15 fixedly connected to the inner ring of the second bearing 19.

[0031] In this embodiment, the screw rod 15 is limited by the second bearing 19 to avoid interference between the screw rod 15 and the support plate 18.

[0032] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0033] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A corrugated board slitting machine, comprising a fixed frame (1), a collecting drawer (10) and a screw sleeve (16), characterized in that: Bearings (17) are embedded and installed on both sides of the fixed frame (1), and screw rods (15) are fixedly installed on the inner rings of the two bearings (17). The two screw sleeves (16) are meshed and connected with the screw rods (15) through screw holes. Hydraulic cylinders (13) are installed on the bottoms of the two screw sleeves (16), and movable knives (5) are installed on the bottoms of the two hydraulic cylinders (13). A fixing plate (6) is welded on the top of the fixed frame (1), and a supporting plate (18) is welded on the bottom of the fixed plate (6). Hydraulic cylinders (14) are installed on the bottom of the supporting plate (18), and a fixed knife (7) is installed on the bottom of the hydraulic cylinders (14). A bearing plate (3) is welded on the inner side of the fixed frame (1) below the fixed knife (7). Fixed grooves (2) are respectively opened on both sides of the fixed frame (1) below the supporting plate (3), and fixed blocks (9) are respectively welded on both sides of the collecting bin (10).

2. A corrugated board slitting machine according to claim 1, characterized in that: A servo motor (8) is installed on the side of the fixed frame (1), and the transmission structure of the servo motor (8) is fixedly connected to one end of the screw rod (15).

3. The corrugated board slitting machine according to claim 1, characterized in that: The outer threads of the screw rod (15) are relatively distributed.

4. The corrugated board slitting machine according to claim 1, characterized in that: The support plate (18) is embedded with a second bearing (19), and the screw rod (15) is fixedly connected to the inner ring of the second bearing (19).

5. The corrugated board slitting machine according to claim 1, characterized in that: The fixed knife (7) and the two movable knives (5) are perpendicular to the carrying plate (3).

6. The corrugated board slitting machine according to claim 1, characterized in that: The carrying plate (3) is provided with circular holes (4) in a rectangular array, and the circular holes (4) penetrate the upper and lower ends of the carrying plate (3).

7. The corrugated board slitting machine according to claim 1, characterized in that: The two fixing blocks (9) are respectively inserted into the two fixing grooves (2), and a handle (11) is installed at the rear end of the collecting drawer (10).

8. The corrugated board slitting machine according to claim 1, characterized in that: The front and rear ends of the fixing frame (1) are connected, and fixing seats (12) are respectively installed at the four corners of the bottom of the fixing frame (1), and the fixing seats (12) are perpendicular to the bottom of the fixing frame (1).

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