Die cutting mechanism of paperboard die cutting machine

Abstract

The utility model discloses a paperboard die-cutting machine die-cutting mechanism, and particularly relates to the technical field of die-cutting machines, the paperboard die-cutting machine die-cutting mechanism comprises a workbench, a bottom plate and a first U-shaped frame are connected above the workbench, the top of the first U-shaped frame is connected with an electric push rod, and one end of an output shaft of the electric push rod penetrates through the interior of the first U-shaped frame and is connected with a blade; a side plate is connected to the upper portion of the bottom plate, a first screw rod is in threaded connection with the interior of the side plate, a first rotary knob is connected to one end of the first screw rod, a second bearing seat is connected to the other end of the first screw rod, and a clamping mechanism is arranged on the outer side of the second bearing seat; a second rotary knob is rotated, a pressing plate is driven to descend, a paperboard is conveniently fixed into a first U-shaped frame, then a motor is started, a reciprocating lead screw is driven to rotate, then a ball nut and a fixing sleeve are driven to move, the paperboard in the first U-shaped frame is driven to slide along the surface of a bottom plate, and the paperboard is conveniently pushed to the position of a blade.

Description

Technical Field

[0001] The utility model relates to the technical field of die-cutting machines, in particular to a die-cutting mechanism of a cardboard die-cutting machine. Background Art

[0002] A die-cutting machine is a machine used to cut materials. Different cutting methods and cutters can be selected according to different materials to achieve efficient and accurate cutting. According to different cutting methods and structural characteristics, die-cutting machines are usually divided into rotary die-cutting machines and flatbed die-cutting machines. Rotary die-cutting machines are usually used to cut paper, cartons, cardboard and other materials. Its structure is mainly composed of a feeding mechanism, a printing mechanism, a die-cutting mechanism, a receiving mechanism and other parts. The die-cutting mechanism is used to die-cut cardboard.

[0003] At present, cardboard die-cutting machines require manual cutting operations during use, mainly relying on manual labor to push the cardboard toward the blade. As the length of the cardboard is cut shorter, the distance between the fingers and the blade becomes closer and closer, making it easy for the fingers to be cut. Utility Model Content

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] A die-cutting mechanism of a cardboard die-cutting machine, comprising:

[0006] A workbench, wherein the top of the workbench is connected to a bottom plate, a first U-shaped frame is connected to the top of the workbench and located on the right side of the bottom plate, an electric push rod is connected to the top of the first U-shaped frame, and one end of the output shaft of the electric push rod passes through the interior of the first U-shaped frame and is connected to a blade;

[0007] A pair of driving mechanisms are arranged on the inner side of the bottom plate, a side plate is connected to the upper side of the driving mechanism, a pair of fixing rods are connected to the inner side of the side plate, a first screw is connected to the inner thread of the side plate, one end of the first screw is connected to the first knob, the other end of the first screw is connected to the second bearing seat, and a clamping mechanism is arranged on the outer side of the second bearing seat;

[0008] The top of the first U-shaped frame is located on both sides of the electric push rod and is provided with guide holes respectively. The inside of the guide holes is slidably connected with a guide rod, and the end of the guide rod is fixedly connected to the blade.

[0009] In one possible implementation, the driving mechanism includes a motor connected to the inner side of the base plate, the motor is fixedly connected to the workbench, one end of the motor output shaft is connected to a reciprocating screw, one end of the reciprocating screw is connected to a first bearing seat, the first bearing seat is fixedly connected to the workbench, the outer side of the reciprocating screw is connected to a ball nut, the outer side of the ball nut is fixedly connected to a fixing sleeve, and the top of the fixing sleeve is fixedly connected to the side plate.

[0010] In a possible implementation, a pair of first through holes are correspondingly opened inside the base plate, the fixing sleeve passes through the inside of the first through holes, and a second through hole is opened inside the base plate at the front end position of the pair of first through holes, and the position of the second through hole corresponds to the position of the blade.

[0011] In a possible implementation manner, a first screw hole is opened inside the side plate, and the first screw hole is threadedly connected to the first screw rod.

[0012] In one possible implementation, the clamping mechanism includes a second U-shaped frame connected to the outside of the second bearing seat, the top of the second U-shaped frame is threadedly connected to a second screw, the end of the second screw is connected to a pressure plate, and the top of the second screw is connected to a second knob.

[0013] In a possible implementation, a second screw hole is formed on the top of the second U-shaped frame, and the second screw hole is threadedly connected to the second screw rod.

[0014] In a possible implementation, a partition is connected to the interior of the first U-shaped frame, eight third through holes are horizontally opened inside the partition, a connecting rod is connected through the interior of the third through hole, the end of the connecting rod is connected to a rubber roller, a return spring is sleeved on the outer side of the connecting rod, the end of the return spring is fixedly connected to the rubber roller, and the top of the return spring is fixedly connected to the partition.

[0015] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0016] 1. By rotating the second knob, the pressing plate is driven to descend, so that the cardboard is conveniently fixed inside the first U-shaped frame. Then, by turning on the motor, the reciprocating screw is driven to rotate, thereby driving the ball nut and the fixing sleeve to move, and then driving the cardboard inside the first U-shaped frame to slide along the surface of the bottom plate, so that the cardboard is conveniently pushed to the position of the blade, avoiding people manually operating the cardboard to move, which may easily cause fingers to be cut.

[0017] 2. Through the connection between the reset spring and the rubber roller, it is convenient to press the rubber roller against the cardboard on the bottom plate, which has the effect of positioning the bottom plate and preventing the cardboard from being offset during the cutting process. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 It is a top view of the bottom plate of the utility model;

[0021] Figure 3 It is a top view of the driving mechanism of the utility model;

[0022] Figure 4 It is an enlarged view of point A of the utility model;

[0023] Figure 5 It is a top view of the partition of the utility model.

[0024] Description of reference numerals:

[0025] 1. Electric push rod; 2. Guide rod; 3. Guide hole; 4. First U-shaped frame; 5. Workbench; 6. First knob; 7. First screw rod; 8. Side plate; 9. Fixed rod; 10. Bottom plate; 11. Partition plate; 12. Blade; 13. First through hole; 14. Second through hole; 15. Motor; 16. Reciprocating screw rod; 17. Fixed sleeve; 18. Ball nut; 19. First bearing seat; 20. First screw hole; 21. Second bearing seat; 22. Second knob; 23. Second screw hole; 24. Second screw rod; 25. Press plate; 26. Second U-shaped frame; 27. Reset spring; 28. Rubber roller; 29. ​​Connecting rod; 30. Third through hole. DETAILED DESCRIPTION

[0026] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0027] The embodiment of the present application solves the problems in the prior art by providing a die-cutting mechanism for a cardboard die-cutting machine.

[0028] The technical solution in the embodiment of the present application is to solve the above problems, and the overall idea is as follows:

[0029] Embodiment 1:

[0030] The specific structure of this embodiment is as follows: Figure 1-Figure 4 As shown, a die-cutting mechanism of a cardboard die-cutting machine comprises:

[0031] A workbench 5, a bottom plate 10 is connected above the workbench 5, a first U-shaped frame 4 is connected above the workbench 5 and on the right side of the bottom plate 10, an electric push rod 1 is connected to the top of the first U-shaped frame 4, and one end of the output shaft of the electric push rod 1 passes through the interior of the first U-shaped frame 4 and is connected to a blade 12;

[0032] A pair of driving mechanisms are arranged on the inner side of the bottom plate 10, a side plate 8 is connected to the upper side of the driving mechanisms, a pair of fixing rods 9 are connected to the inner side of the side plate 8, a first screw rod 7 is connected to the inner thread of the side plate 8, one end of the first screw rod 7 is connected to the first knob 6, the other end of the first screw rod 7 is connected to the second bearing seat 21, and a clamping mechanism is arranged on the outer side of the second bearing seat 21;

[0033] The top of the first U-shaped frame 4 is located on both sides of the electric push rod 1 and has guide holes 3 respectively. The inside of the guide hole 3 is slidably connected with a guide rod 2, and the end of the guide rod 2 is fixedly connected to the blade 12. Under the connection between the guide hole 3 and the guide rod 2, it is beneficial to improve the stability of the blade 12 during the lifting process.

[0034] In some examples, the driving mechanism includes a motor 15 connected to the inner side of the base plate 10, the motor 15 is fixedly connected to the workbench 5, one end of the output shaft of the motor 15 is connected to a reciprocating screw 16, one end of the reciprocating screw 16 is connected to a first bearing seat 19, the first bearing seat 19 is fixedly connected to the workbench 5, the outer side of the reciprocating screw 16 is connected to a ball nut 18, the outer side of the ball nut 18 is fixedly connected to a fixing sleeve 17, the top of the fixing sleeve 17 is fixedly connected to the side plate 8, the motor 15 is turned on, the reciprocating screw 16 is driven to rotate, and then the ball nut 18 and the fixing sleeve 17 are driven to move, and then the cardboard inside the first U-shaped frame 4 is driven to slide along the surface of the base plate 10, so as to facilitate pushing the cardboard to the position of the blade 12.

[0035] In some examples, a pair of first through holes 13 are correspondingly opened inside the bottom plate 10, and the fixing sleeve 17 passes through the inside of the first through holes 13. A second through hole 14 is opened inside the bottom plate 10 at the front end of the pair of first through holes 13. The position of the second through hole 14 corresponds to the position of the blade 12. When the cardboard is placed on the bottom plate 10, when the blade 12 descends to cut, the second through hole 14 is opened to facilitate the blade 12 to cut the cardboard downward.

[0036] In some examples, a first screw hole 20 is opened inside the side panel 8, and the first screw hole 20 is threadedly connected to the first screw rod 7. When the first screw rod 7 is rotated, the first screw rod 7 and the clamping mechanism at one end thereof can be conveniently driven to move left and right under the connection between the first screw hole 20 and the first screw 7, so that the distance between the clamping mechanisms on both sides can be conveniently adjusted, which is beneficial to the fixation of cardboards of different widths.

[0037] In some examples, the clamping mechanism includes a second U-shaped frame 26 connected to the outside of the second bearing seat 21, the top of the second U-shaped frame 26 is threadedly connected to the second screw 24, the end of the second screw 24 is connected to the pressure plate 25, and the top of the second screw 24 is connected to the second knob 22. The cardboard is placed inside the first U-shaped frame 4, and the second knob 22 is rotated to drive the pressure plate 25 to descend, thereby fixing the cardboard inside the first U-shaped frame 4.

[0038] In some examples, a second screw hole 23 is provided at the top of the second U-shaped frame 26, and the second screw hole 23 is threadedly connected to the second screw rod 24. By rotating the second screw rod 24, the second screw rod 24 can be easily driven to rise and fall through the connection between the second screw hole 23 and the second screw rod 24.

[0039] The utility model drives the pressing plate 25 to descend by rotating the second knob 22, so as to fix the cardboard inside the first U-shaped frame 4. Then, by turning on the motor 15, the reciprocating screw 16 is driven to rotate, thereby driving the ball nut 18 and the fixing sleeve 17 to move, thereby driving the cardboard inside the first U-shaped frame 4 to slide along the surface of the bottom plate 10, so as to facilitate pushing the cardboard to the position of the blade 12, thereby avoiding the situation where people manually operate the cardboard to move, which may easily lead to fingers being cut.

[0040] Embodiment 2:

[0041] The specific structure of this embodiment is as follows: Figure 5 As shown, the interior of the first U-shaped frame 4 is connected to a partition 11, and eight third through holes 30 are horizontally opened inside the partition 11. A connecting rod 29 is connected to the interior of the third through hole 30, and the end of the connecting rod 29 is connected to a rubber roller 28. A return spring 27 is sleeved on the outer side of the connecting rod 29, and the end of the return spring 27 is fixedly connected to the rubber roller 28, and the top of the return spring 27 is fixedly connected to the partition 11.

[0042] The utility model connects the reset spring 27 and the rubber roller 28 to facilitate the rubber roller 28 to press against the paperboard on the bottom plate 10, thereby positioning the bottom plate 10 and preventing the paperboard from being offset during the cutting process.

[0043] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A die-cutting mechanism of a cardboard die-cutting machine, characterized in that: include: A workbench (5), wherein a bottom plate (10) is connected above the workbench (5), a first U-shaped frame (4) is connected above the workbench (5) and located on the right side of the bottom plate (10), an electric push rod (1) is connected to the top of the first U-shaped frame (4), and one end of the output shaft of the electric push rod (1) passes through the interior of the first U-shaped frame (4) and is connected to a blade (12); A pair of driving mechanisms are arranged on the inner side of the bottom plate (10), a side plate (8) is connected to the top of the driving mechanism, a pair of fixing rods (9) are connected to the inner side of the side plate (8), a first screw rod (7) is connected to the inner thread of the side plate (8), one end of the first screw rod (7) is connected to the first knob (6), the other end of the first screw rod (7) is connected to the second bearing seat (21), and a clamping mechanism is arranged on the outer side of the second bearing seat (21); The top of the first U-shaped frame (4) is located on both sides of the electric push rod (1) and has guide holes (3) respectively formed therein, the interior of the guide hole (3) is slidably connected to a guide rod (2), and the end of the guide rod (2) is fixedly connected to the blade (12).

2. The die-cutting mechanism of a cardboard die-cutting machine according to claim 1, characterized in that: The driving mechanism comprises a motor (15) connected to the inner side of the base plate (10), the motor (15) being fixedly connected to the workbench (5), one end of the output shaft of the motor (15) being connected to a reciprocating screw (16), one end of the reciprocating screw (16) being connected to a first bearing seat (19), the first bearing seat (19) being fixedly connected to the workbench (5), the outer side of the reciprocating screw (16) being connected to a ball nut (18), the outer side of the ball nut (18) being fixedly connected to a fixing sleeve (17), the top of the fixing sleeve (17) being fixedly connected to the side plate (8).

3. The die-cutting mechanism of a cardboard die-cutting machine according to claim 2, characterized in that: A pair of first through holes (13) are correspondingly opened inside the bottom plate (10), the fixing sleeve (17) passes through the inside of the first through holes (13), and a second through hole (14) is opened inside the bottom plate (10) at the front end position of the pair of first through holes (13), and the position of the second through hole (14) corresponds to the position of the blade (12).

4. The die-cutting mechanism of a cardboard die-cutting machine according to claim 1, characterized in that: A first screw hole (20) is provided inside the side plate (8), and the first screw hole (20) is threadedly connected to the first screw rod (7).

5. The die-cutting mechanism of a cardboard die-cutting machine according to claim 1, characterized in that: The clamping mechanism comprises a second U-shaped frame (26) connected to the outside of the second bearing seat (21), the top of the second U-shaped frame (26) is threadedly connected to a second screw rod (24), the end of the second screw rod (24) is connected to a pressure plate (25), and the top of the second screw rod (24) is connected to a second knob (22).

6. The die-cutting mechanism of a cardboard die-cutting machine according to claim 5, characterized in that: A second screw hole (23) is provided on the top of the second U-shaped frame (26), and the second screw hole (23) is threadedly connected to the second screw rod (24).

7. The die-cutting mechanism of a cardboard die-cutting machine according to claim 1, characterized in that: The interior of the first U-shaped frame (4) is connected to a partition (11), and eight third through holes (30) are transversely opened inside the partition (11). A connecting rod (29) is connected through the interior of the third through hole (30), and the end of the connecting rod (29) is connected to a rubber roller (28). A return spring (27) is sleeved on the outer side of the connecting rod (29), and the end of the return spring (27) is fixedly connected to the rubber roller (28), and the top of the return spring (27) is fixedly connected to the partition (11).

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