CN211994389U - Paperboard cutting device - Google Patents

Abstract

A cardboard cutting device, comprising a base, a column, a top plate, a cutting knife, and a cardboard placing table, bolt holes penetrating up and down are provided on the left and right sides of the base, and a vertical column is fixed upward on the right side of the top of the base. : A vertical sleeve rod is installed on the top of the column, and a set of hydraulic cylinders are fixedly sleeved on the sleeve rod. By placing the packaging carton cardboard on a rotatable cardboard placing table for cutting, the utility model can ensure that all edges of the packaging carton cardboard can be cut, and improve the comprehensiveness of cutting and trimming; Symmetrical setting of cutting knives enables the device to cut both sides of the packaging carton board at the same time, thereby increasing the cutting speed; by setting the pressing plate, pressing rod, sleeve, spring and connecting rod, the cutting speed of the packaging carton board during cutting is improved. stability. The advantages of the utility model are: rotary cutting, high cutting speed, wide cutting surface and high quality.

Description

A cardboard cutting device

technical field

The utility model relates to the technical field of cutting devices, in particular to a cardboard cutting device.

Background technique

Packaging cartons Many products are packed in cartons before they are sold, which not only effectively protects the products, but also facilitates transportation and storage.

Chinese patent (announcement number: CN 209492219 U, announcement date: 2019.10.15) discloses a cardboard cutting device for packaging cartons, including a cutting device and a transmission device, the cutting device is fixedly arranged at one end of the transmission device; the cutting device includes Two supporting bases arranged oppositely, a shearing mechanism and a cam eccentric wheel clamping mechanism are arranged between the two supporting bases; the shearing mechanism specifically includes a lower shearing knife fixed on the two supporting bases, and the lower The upper shearing knife is arranged above the shearing knife, which is matched with it to cut the cardboard. The two ends of the upper shearing knife are fixedly provided with sliding blocks. The connected chute, the slider is driven by a slider crank mechanism to move up and down along the vertical direction in the chute. However, the device cannot cut and trim each edge of the cardboard, resulting in a small cutting range, low quality and slow cutting speed.

Utility model content

The purpose of the utility model is to provide a cardboard cutting device, which has the advantages of rotary cutting, fast cutting speed, wide cutting surface and high quality.

To achieve the above object, the utility model provides the following technical solutions:

A cardboard cutting device, comprising a base, a column, a top plate, a cutting knife, and a cardboard placing table, bolt holes penetrating up and down are provided on the left and right sides of the base, and a vertical column is fixed upward on the right side of the top of the base. : A vertical sleeve rod is installed on the top of the column, and a set of hydraulic cylinders are fixedly sleeved on the sleeve rod. The left output end of the hydraulic cylinder is provided with a top plate, and the left and right sides of the top of the base are fixed and supported by the top rod with a horizontal cutting opening. , A cutting knife is arranged above the cutting opening, the top of the cutting knife is fixedly connected with a connecting block through a connecting rod, the top of the connecting block is moved and connected to the left and right moving device arranged inside the top plate, and the inner side of the cutting opening is provided with a cardboard placing table, The cardboard placing table is set in a circular structure, and there is a gap between the cardboard placing table and its adjacent left and right cutting openings. The bottom of the cardboard placing table is supported by a support frame in a U-shaped structure. A straight rotating rod, the bottom end of the rotating rod is provided with a rotating motor, and the bottom of the rotating motor is fixed inside the base.

Further, a lift is fixedly installed in the middle of the lower surface of the top plate through a cushion block, and a lift rod is arranged at the bottom of the lift.

Further, a set of stable frames is sheathed in the middle of the rotating electrical machine.

Further, a downward pressure rod is fixedly installed on the inner side wall of the connecting block, a sleeve with a U-shaped structure and a downward opening is fixedly installed at the bottom end of the pressure rod, and a connecting rod is slidably connected to the inside of the sleeve. The top of the connecting rod is elastically connected to the inner top of the sleeve through a spring, a pressure plate is fixedly installed at the bottom end of the connecting rod, and the height of the pressure plate is lower than that of the cutting knife.

Further, a layer of rubber pad is laid on the lower surface of the pressing plate.

Compared with the prior art, the beneficial effect of the present utility model is: by placing the packaging carton board on a rotatable board placement table for cutting, it can ensure that all edges of the packaging carton board can be cut, and the cutting and trimming efficiency is improved. Comprehensiveness; by symmetrically setting cutting knives on the left and right sides of the cardboard placing table, the device can cut both sides of the packaging carton cardboard at the same time, thereby improving the cutting speed; by setting the pressing plate, pressing rod, sleeve, spring, The connecting rod improves the stability of the packaging carton board during cutting. The advantages of the utility model are: rotary cutting, fast cutting speed, wide cutting surface, high quality and high practicability.

Description of drawings

FIG. 1 is a schematic view of the front structure of a cardboard cutting device.

Figure 2 is a schematic structural diagram of a cutting knife in a cardboard cutting device.

FIG. 3 is an enlarged schematic view of the structure at A1 in FIG. 1 .

In the picture: 10-base, 11-bolt hole, 12-post, 13-hydraulic cylinder, 14-top plate, 15-left and right moving device, 16-connecting block, 17-cutting knife, 18-cardboard placing table, 19-support Frame, 20-rotating motor, 21-steady frame, 22-top rod, 23-pressing plate, 24-lifting rod, 25-cutting port, 26-pressing rod, 27-sleeve, 28-spring, 29-connecting rod.

Detailed ways

The technical solution of the present patent will be described in further detail below in conjunction with specific embodiments.

Example 1

1-3, a cardboard cutting device includes a base 10, a column 12, a top plate 14, a cutting knife 17, and a cardboard placing table 18; the left and right sides of the base 10 are provided with up and down bolt holes 11 through which 11 Fix the base 10 stably on the ground. A vertical column 12 is fixed upwardly on the top right side of the base 10, a vertical sleeve rod is installed on the top of the column 12, a set of hydraulic cylinders 13 are fixedly sleeved on the sleeve rod, and the left output end of the hydraulic cylinder 13 is provided with a top plate 14. The top plate 14 can be driven to move up and down by activating the hydraulic cylinder 13. A lift is fixedly installed in the middle of the lower surface of the top plate 14 through a cushion block, and a lift rod 24 is arranged at the bottom of the lift. The lift is started to drive the lift rod 24 to move up and down. A pressure plate 23 is fixedly installed at the bottom end of the rod 24 , and the pressure plate 23 is driven to move up and down by the elevator, thereby pressing the packaging carton board placed on the cardboard placing table 18 . The left and right sides of the top of the base 10 are fixedly supported by a horizontal cutting opening 25 upward through the ejector rod 22, a cutting knife 17 is arranged above the cutting opening 25, and a connecting block 16 is fixedly connected to the top of the cutting knife 17 through a connecting rod, and the connecting block 16 The top of the mobile is connected to the left and right moving device 15 arranged inside the top plate 14 . By activating the left and right moving device 15, the cutting blade 17 can be driven to move left and right in the top plate 14. The inner side of the cutting opening 25 is provided with a cardboard placing table 18. The cardboard placing table 18 is arranged in a circular structure, and the cardboard placing table 18 and its adjacent left and right cutting There is a gap between the openings 25 to facilitate the rotation of the cardboard placing table 18. The bottom of the cardboard placing table 18 is supported by a support frame 19 in a U-shaped structure. The cardboard placing table 18 is placed on the packaging carton board to be cut. A vertical rotating rod is connected in the middle of the bottom, the bottom end of the rotating rod is provided with a rotating motor 20, the bottom of the rotating motor 20 is fixed inside the base 10, and a set of stable frames 21 is sheathed in the middle of the rotating motor 20. The left and right bottoms are fixed on the upper surface of the base 10, and the stable frame 21 is provided to reduce the pressure of the rotating rod. By starting the rotating motor 20, the rotating rod is driven to rotate, and then the cardboard placing table 18 on the top of the supporting frame 19 is driven to rotate. By placing the packaging carton cardboard on the rotatable cardboard placing table 18 for cutting, it can ensure that the edges of the packaging carton cardboard can be cut, and the comprehensiveness of cutting and trimming is improved; The cutting knife 17 enables the device to cut both sides of the packaging carton cardboard at the same time, thereby increasing the cutting speed.

Embodiment 2

On the basis of the first embodiment, the inner side wall of the connecting block 16 is fixedly installed with a downward pressure rod 26, and the bottom end of the pressure rod 26 is fixedly installed with a U-shaped sleeve 27 with a downward opening. The interior of the barrel 27 is slidably connected with a connecting rod 29, the top of the connecting rod 29 is elastically connected to the inner top of the sleeve 27 through a spring 28, and a pressure plate 23 is fixedly installed at the bottom end of the connecting rod 29, and the height of the pressure plate 23 is lower than the cutting The height of the knife 17, when the cutting knife 17 cuts the packaging carton board downward, the pressing plate 23 located on the lower side of the connecting rod 29 first contacts the packaging carton board and presses it, and then the spring 28 on the top of the connecting rod 29 provides part of it The buffering effect is obtained, and then the edge of the packaging carton cardboard is cut and cut by the cutting knife 17. A layer of rubber pads is laid on the lower surface of the pressing plate 23 to reduce the friction between the pressing plate 23 and the cardboard boxes on the cardboard placing table 18. Improve the stability of the packaging carton board during cutting.

The working principle of the utility model is as follows: by placing the packaging carton board to be cut on the cardboard placing table 18, then by starting the elevator, the pressing plate 23 is driven downward to press the top of the packaging carton board on the upper side of the cardboard placing table 18, and then left and right The side extends to the upper part of the cutting opening 25. At this time, the position of the cutting knife 17 is adjusted by activating the left and right moving device 15, and then the hydraulic cylinder 13 is activated to drive the top plate 14 to move downward, thereby driving the cutting knife 17 to the left and right of the packaging carton cardboard. After cutting the left and right sides, start the rotary motor 20 to drive the cardboard placing table 18 to rotate 90 degrees, so as to rotate the front and rear sides of the packaging carton cardboard to the left and right positions, and cut it again by the cutting knife 17.

The preferred embodiments of the present patent have been described in detail above, but the present patent is not limited to the above-mentioned embodiments. Within the scope of knowledge possessed by those of ordinary skill in the art, the present invention can also be made without departing from the purpose of the present patent. Various changes.

Claims (5)

1. The utility model provides a cardboard cutting device, includes that base (10), stand (12), roof (14), cutting knife (17), cardboard place platform (18), and bolt hole (11) that run through about the left and right sides of base (10) is seted up, and the top right side of base (10) is upwards fixed mounting has vertical stand (12), its characterized in that: a vertical loop bar is installed at the top end of the upright post (12), a group of hydraulic cylinders (13) are fixedly sleeved on the loop bar, a top plate (14) is arranged at the left output end of each hydraulic cylinder (13), the left side and the right side of the top of the base (10) are upwards fixedly supported with transverse cutting openings (25) through ejector rods (22), cutting knives (17) are arranged above the cutting openings (25), the tops of the cutting knives (17) are fixedly connected with connecting blocks (16) through connecting rods, the tops of the connecting blocks (16) are movably connected on left and right moving devices (15) arranged in the top plate (14), a paperboard placing table (18) is arranged on the inner sides of the cutting openings (25), the paperboard placing table (18) is arranged into a circular structure, gaps are arranged between the paperboard placing table (18) and the left and right adjacent cutting openings (25), the bottom of the paperboard placing table (18) is supported through a support, the bottom middle position of support frame (19) is connected with vertical rotary rod, and the bottom of rotary rod is provided with rotating electrical machines (20), and the inside at base (10) is fixed to the bottom of rotating electrical machines (20).

2. A board cutting apparatus according to claim 1, wherein: the middle part of the lower surface of the top plate (14) is fixedly provided with a lifter through a cushion block, and the bottom of the lifter is provided with a lifting rod (24).

3. A board cutting apparatus according to claim 1, wherein: the middle part of the rotating motor (20) is sleeved with a group of stabilizing frames (21).

4. A board cutting apparatus according to any one of claims 1-3, wherein: inside wall fixed mounting of connecting block (16) has decurrent depression bar (26), the bottom fixed mounting of depression bar (26) has sleeve (27) that are U type structure and open side down, the inside sliding connection of sleeve (27) has connecting rod (29), spring (28) elastic connection is passed through at the top of connecting rod (29) at the interior top of sleeve (27), the bottom fixed mounting of connecting rod (29) has clamp plate (23), the height that highly is less than cutting knife (17) of clamp plate (23).

5. A carton cutting device according to claim 4, characterized in that: a layer of rubber pad is laid on the lower surface of the pressing plate (23).

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