CN220741427U - Paper cutting machine - Google Patents

Abstract

The utility model relates to the technical field of paper cutting equipment, in particular to a paper cutter which comprises a conveying device, a protective cover, a driving device, a cutter device, a knife sharpening device and a paper pressing device, wherein the driving device, the cutter device, the knife sharpening device and the paper pressing device are respectively arranged in the protective cover, the cutter device is arranged at the output end of the driving device, the conveying device is used for conveying paper to be cut into the protective cover, the driving device is used for driving the cutter device to reciprocate between the conveying device and the knife sharpening device, and the cutter device can cut the paper conveyed by the conveying device. The protective cover and the paper pressing device are additionally arranged, so that the safety of the paper feeding machine and the conveying quality of paper products in the using process are improved; knife sharpening device and cutters set up in the protection casing respectively, knife sharpening device and cutters split type setting promptly for cutters's whole weight lightens, has reduced the required work that does of drive arrangement drive cutters motion, and paper article is kept away from to dust and dust that the grinding in-process produced, improves the paper quality of cutting.

Description

Paper cutting machine

Technical Field

The utility model relates to the technical field of paper cutting equipment, in particular to a paper cutter.

Background

In the production process of paper products, the paper products are required to be cut into proper sizes by a paper cutter, and then are packaged and sold. The utility model provides a be disclosed in the patent application that CN201420453877.1, patent application name are full-automatic paper cutter of paper extraction, including frame, input device, output device and paper cutter, input device and output device all locate in the frame, and input device includes the input channel, and the input channel top is equipped with first paper press, and output device includes the output channel, and the output channel top is equipped with the second paper press, and input device and output device are located on the same straight line. Due to the arrangement of the second paper pressing device, when the paper extraction enters the output channel after being cut by the paper cutting knife, the second paper pressing device presses the paper extraction and conveys the paper extraction to the next working procedure along with the conveying of the paper extraction by the output channel. The protection cover is absent in the patent application, and in the cutting process, the circular knife is exposed outside, so that potential safety hazards are caused; in addition, the knife sharpening mechanism and the paper cutter head are of an integrated structure, when paper is cut, the servo motor and the synchronous belt need to synchronously reciprocate to cut the paper, and the greater the work done by the weight of the knife sharpening mechanism and the paper cutter head needs to be overcome, the inconvenient movement of the knife sharpening mechanism and the paper cutter head is. Thus, the drawbacks are quite apparent and there is a need to provide a solution.

Disclosure of Invention

In order to solve the above technical problems, an object of the present utility model is to provide a paper cutter.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the paper cutter comprises a conveying device, a protective cover, a driving device, a cutter device, a knife sharpening device and a paper pressing device, wherein the driving device, the cutter device, the knife sharpening device and the paper pressing device are respectively arranged in the protective cover; the conveying device can also be used for conveying the cut paper products out of the protective cover to the next station.

Further, the conveying device comprises a feeding device which is arranged on one side of the protective cover and can protrude into the protective cover, a discharging device which is arranged on the other side of the protective cover and a conveying mechanism which is arranged in the protective cover, wherein the feeding device is used for conveying paper products to the conveying mechanism, and the conveying mechanism is used for conveying cut paper products to the discharging device and conveying cut paper heads or paper tails out of the protective cover; the cutter device can cut paper conveyed on the conveying mechanism.

Further, the conveying mechanism comprises two waste paper blanking assemblies and a paper cutting gap between the two waste paper blanking assemblies, and the cutter device can protrude into the paper cutting gap.

Further, waste paper unloading subassembly is including setting up hold-in range driver in the protection casing, setting up mounting panel in the protection casing, rotate a plurality of first transmission shafts that set up on the mounting panel, set up waste paper unloading driver on the mounting panel, set up the mounting bracket of waste paper unloading driver's output, rotate take-up shaft and second transmission shaft that set up on the mounting bracket, rotate the third transmission shaft that sets up on the mounting panel and around locating third transmission shaft, take-up shaft, second transmission shaft and a plurality of first transmission epaxial drive belt respectively, the output of hold-in range driver is connected with a first transmission shaft, along vertical direction, the take-up shaft is located between second transmission shaft and the third transmission shaft, along the horizontal direction, the take-up shaft is close to waste paper unloading driver setting for second transmission shaft and third transmission shaft.

Further, the conveying mechanism further comprises a used paper recovery mechanism located below the paper cutting gap, and the used paper recovery mechanism is used for conveying the cut paper heads or paper tails out of the protective cover.

Further, the knife sharpening device comprises a lifting mechanism arranged on the protective cover, a lifting seat arranged at the output end of the lifting mechanism and a knife sharpening mechanism arranged on the lifting seat, and the knife sharpening mechanism can grind the knife sharpening device.

Further, the knife sharpening device further comprises a knife sharpening installation seat arranged on the protective cover, the lifting mechanism is connected with the protective cover through the knife sharpening installation seat, and the lifting seat is in sliding connection with the knife sharpening installation seat.

Further, an air blowing structure is arranged on the lifting seat.

Further, the cutter device comprises a cutter seat arranged at the output end of the driving device, a cutter driver arranged on the cutter seat and a circular cutter arranged at the output end of the cutter driver.

Further, the paper cutter also comprises a wiper structure arranged on one side of the protective cover away from the knife sharpening mechanism and a cleaning piece arranged in the wiper structure, and the circular knife of the cutter device can protrude into the wiper structure.

The utility model has the beneficial effects that: the protective cover and the paper pressing device are additionally arranged, so that the safety of the paper feeding machine and the conveying quality of paper products in the using process are improved; the knife sharpening device and the cutter device are respectively arranged on the protective cover, namely the knife sharpening device and the cutter device are arranged in a split mode, so that the overall weight of the cutter device is reduced, and the work required by the driving device to drive the cutter device to move is reduced; the knife sharpening device can not interfere with the cutter device; the knife sharpening device is arranged on one side of the conveying device, the cutter device moves to the knife sharpening device for grinding after paper is cut, dust and dust generated in the grinding process are far away from paper products, and the paper cutting quality is improved.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a schematic view of a partial perspective structure of the hidden shield of the present utility model.

Fig. 3 is a partial cross-sectional view of the present utility model.

Fig. 4 is a partial cross-sectional view of the second embodiment of the present utility model.

Fig. 5 is a schematic partial perspective view of the present utility model.

Fig. 6 is a schematic partial perspective view of the second embodiment of the present utility model.

Reference numerals illustrate:

1. a conveying device; 2. a protective cover; 3. a driving device; 4. a cutter device; 5. a knife sharpening device; 6. a paper pressing device; 7. a wiper structure; 11. a feeding device; 12. a conveying mechanism; 13. a blanking device; 14. a mounting plate; 15. a first drive shaft; 16. waste paper blanking driver; 17. a mounting frame; 18. a tensioning shaft; 19. a second drive shaft; 20. a third drive shaft; 21. a transmission belt; 22. a waste paper recovery mechanism; 41. a cutter holder; 42. a cutter driver; 43. a circular knife; 51. a lifting mechanism; 52. a lifting seat; 53. a knife sharpening mechanism; 54. a knife sharpening mounting seat; 55. a blowing structure; 56. a knife sharpening driver; 57. and (3) grinding the wheel.

Detailed Description

The utility model will be further described with reference to examples and drawings, to which reference is made, but which are not intended to limit the scope of the utility model.

As shown in fig. 1 to 6, the paper cutter provided by the utility model comprises a conveying device 1, a protective cover 2, a driving device 3, a cutter device 4, a knife grinder 5 and a paper pressing device 6 which are respectively arranged in the protective cover 2, wherein the cutter device 4 is arranged at the output end of the driving device 3, the conveying device 1 is used for conveying paper to be cut into the protective cover 2, the driving device 3 is used for driving the cutter device 4 to reciprocate between the conveying device 1 and the knife grinder 5, the cutter device 4 can cut the paper conveyed by the conveying device 1, and the knife grinder 5 can grind the paper to be cut by the cutter device 4; the conveying device 1 can also be used for conveying cut paper products out of the protective cover 2 to the next station.

Specifically, the driving device 3 may be an existing synchronous belt driving device, and the structure and function of the driving device are the same as or similar to those of the existing synchronous belt driving device, which is not described herein. In the actual use process, in the initial state, the cutter device 4, the conveying device 1 and the knife sharpening device 5 are sequentially arranged from left to right, the paper pressing device 6 is positioned above the conveying device 1, and the paper grade is positioned between the paper pressing device 6 and the conveying device 1; the paper pressing device 6 and the cutter device 4 are arranged in a staggered mode. The paper to be cut is conveyed into the protective cover 2 through the conveying device 1, then the driving device 3 drives the cutter device 4 to move towards the direction close to the knife grinder 5, the cutter device 4 moves to the conveying device 1 and cuts the paper conveyed by the conveying device 1, then the cutter device 4 continues to move to the knife grinder 5, the cutter device 4 is ground through the knife grinder 5, and then the conveying device 1 continues to convey the cut paper to the next station. The protection cover 2 is additionally arranged, so that the safety of the utility model in the use process is improved. The paper pressing device 6 can adopt the existing driven belt paper pressing structure, the paper pressing device 6 is arranged above paper products, and downward pressure is provided for the paper products through the paper pressing device 6, so that the paper products are smoothly and orderly conveyed on the conveying device 1, and the conveying quality of the paper products is improved; the knife sharpening device 5 and the cutter device 4 are respectively arranged on the protective cover 2, namely the knife sharpening device 5 and the cutter device 4 are arranged in a split type, so that the whole weight of the cutter device 4 is reduced, and the work required by the driving device 3 to drive the cutter device 4 to move is reduced; the knife sharpening device 5 can not interfere with the cutter device 4; the knife sharpening device 5 is arranged on one side of the conveying device 1, the cutter device 4 moves to the knife sharpening device 5 for grinding after paper is cut, dust and dust generated in the grinding process are far away from paper products, and the paper cutting quality is improved.

Further, the conveying device 1 comprises a feeding device 11 arranged on one side of the protective cover 2 and capable of protruding into the protective cover 2, a discharging device 13 arranged on the other side of the protective cover 2, and a conveying mechanism 12 arranged in the protective cover 2, wherein the feeding device 11 is used for conveying paper products to the conveying mechanism 12, and the conveying mechanism 12 is used for conveying cut paper products to the discharging device 13 and conveying cut paper heads or paper tails out of the protective cover 2; the cutter device 4 can cut paper products conveyed on the conveying mechanism 12.

In the actual use process, the feeding device 11 conveys paper products to the conveying mechanism 12, and the driving device 3 drives the cutter device 4 to move to the conveying mechanism 12, so that the paper products on the conveying mechanism 12 are cut off, and paper cutting is completed. In the paper cutting process, the heads and the tails of paper products are required to be removed, so that the paper products are tidy, the cut paper heads or paper tails are conveyed out of the protective cover 2 through the conveying mechanism 12, and the paper heads or paper tails are prevented from flowing into the blanking device 13, so that production is delayed. The feeding device 11 and the discharging device 13 may be an existing synchronous belt conveying device, and their structures and functions are the same as or similar to those of the existing synchronous belt conveying device, and will not be described herein.

Further, the conveying mechanism 12 comprises two waste paper blanking components and a paper cutting gap between the two waste paper blanking components, and the cutter device 4 can protrude into the paper cutting gap; the number of the paper pressing devices 6 is two, and the two paper pressing devices 6 are respectively positioned above the two waste paper blanking assemblies.

Specifically, the waste paper blanking assembly comprises a synchronous belt driver (not shown in the figure) arranged in the protective cover 2, a mounting plate 14 arranged in the protective cover 2, a plurality of first transmission shafts 15 rotatably arranged on the mounting plate 14 not shown in the figure, a waste paper blanking driver 16 arranged on the mounting plate 14, a mounting frame 17 arranged at the output end of the waste paper blanking driver 16, a tensioning shaft 18 and a second transmission shaft 19 rotatably arranged on the mounting frame 17, a third transmission shaft 20 rotatably arranged on the mounting plate 14 and a transmission belt 21 respectively wound on the third transmission shaft 20, the tensioning shaft 18, the second transmission shaft 19 and the plurality of first transmission shafts 15, wherein the output end of the synchronous belt driver is connected with the first transmission shaft 15, the tensioning shaft 18 is positioned between the second transmission shaft 19 and the third transmission shaft 20 along the vertical direction, and the tensioning shaft 18 is close to the waste paper blanking driver 16 relative to the second transmission shaft 19 and the third transmission shaft 20 along the horizontal direction. The paper cutting gap is located between the two conveyor belts 21 of the used paper discharging assembly.

In the actual use process, the synchronous belt driver drives the driving belt 21 to rotate through a first driving shaft 15, the driving belt 21 drives the third driving shaft 20, the tensioning shaft 18, the second driving shaft 19 and the other plurality of first driving shafts 15 to rotate, and the driving belt 21 continuously conveys paper conveyed by the feeding device 11 to the next station. When the paper head needs to be cut off, a waste paper blanking assembly conveys the head of a paper product to the other waste paper blanking assembly in front of the waste paper blanking assembly, the cutter device 4 stretches into a paper cutting gap to cut off the paper head, then the paper head is positioned on a driving belt 21 of the other waste paper blanking assembly, and a waste paper blanking driver 16 of the waste paper blanking assembly drives a tensioning shaft 18 and a second driving shaft 19 to move in a direction away from the other waste paper blanking assembly, so that the paper cutting gap is increased, and the driving belt 21 is driven to rotate reversely by the extrusion of the other paper products in front of the paper head or by a synchronous belt driver, so that the paper head falls down to the lower side through the paper cutting gap; during the movement of the tensioning shaft 18, the length of the drive belt 21 between the tensioning shaft 18 and the third drive shaft 20 increases, so that the drive belt 21 remains tensioned. Similarly, when the paper tail needs to be cut off, the other waste paper blanking component can finish the actions by repeating the actions. The conveying mechanism 12 is simple in structure, and the two conveying mechanisms 12 are convenient to match.

Further, the conveying mechanism 12 further includes a used paper recovery mechanism 22 located below the paper cutting gap, and the used paper recovery mechanism 22 is used for conveying the cut paper head or paper tail out of the protective cover 2.

Specifically, the used paper recycling mechanism 22 may employ an existing timing belt conveying mechanism. The paper head or the paper tail is conveyed out of the protective cover 2, so that the paper head or the paper tail is convenient to collect or clean, and the practicability of the utility model is improved.

Further, the knife sharpening device 5 comprises a lifting mechanism 51 arranged on the protective cover 2, a lifting seat 52 arranged at the output end of the lifting mechanism 51 and a knife sharpening mechanism 53 arranged on the lifting seat 52, and the cutter device 4 can move to the position right above the knife sharpening mechanism 53; the sharpening mechanism 53 is capable of sharpening the cutting means 4.

In the actual use process, when the cutter device 4 is located at the initial position, the driving device 3 drives the cutter device 4 to move rightwards until the cutter device 4 moves to the working end of the knife sharpening mechanism 53 or right above, the lifting seat 52 and the knife sharpening mechanism 53 are driven to move upwards through the lifting mechanism 51 until the knife sharpening mechanism 53 is in contact with the cutter device 4, then the knife sharpening mechanism 53 grinds the cutter device 4, sharpness of the cutter device 4 is improved, and the cutter device 4 is convenient to cut paper rapidly. The lifting mechanism 51 is additionally arranged, so that the sharpening mechanism 53 can conveniently lift and adapt to cutter devices 4 with different sizes.

Further, the knife sharpening device 5 further comprises a knife sharpening mounting seat 54 arranged on the protective cover 2, the lifting mechanism 51 is connected with the protective cover 2 through the knife sharpening mounting seat 54, and the lifting seat 52 is slidably connected with the knife sharpening mounting seat 54.

In the actual use process, the lifting seat 52 and the sharpening mechanism 53 are driven by the lifting mechanism 51 to lift in the vertical direction, the lifting seat 52 can slide relative to the sharpening mounting seat 54, and the stability of the sharpening mechanism 53 in the lifting process is improved. The lifting mechanism 51 may be an existing cylinder or a linear motor, and its structure and function are the same as or similar to those of the existing cylinder or linear motor, and will not be described herein.

Further, an air blowing structure 55 is arranged on the lifting seat 52, and the air blowing structure 55 is connected with an external compressed air source through a pipeline.

In actual use, the blowing structure 55 may employ a blowing shaft; in the grinding process of the sharpening mechanism 53, an external compressed air source blows and removes dust at the axial grinding position through a pipeline and a blowing-up shaft, so that the ground iron powder dust is blown to one side far away from paper or/and the driving device 3, the paper cutting quality is further improved, and the sharpening dust removal efficiency is improved.

Further, the sharpening mechanism 53 includes a sharpening drive 56 disposed on the lifting base 52 and a sharpening wheel 57 disposed at an output end of the sharpening drive 56.

In actual use, the knife sharpening driver 56 may employ an existing cylinder; the number of the knife sharpening drivers 56 and the grinding wheels 57 can be two, an acute angle is formed between the two grinding wheels 57, the grinding wheels 57 are driven to move by the knife sharpening drivers 56, and the angle of the acute angle between the two grinding wheels 57 is adjusted to adapt to different cutter devices 4. The cutter device 4 can protrude into an acute angle between the two grinding wheels 57, the two grinding wheels 57 grind two sides of the cutter device 4 respectively, the knife sharpening mechanism 53 is simple in structure, and the grinding process is stable. The grinding wheel 57 may be an existing grinding wheel.

Further, the cutter device 4 includes a cutter seat 41 disposed at an output end of the driving device 3, a cutter driver 42 disposed on the cutter seat 41, and a circular cutter 43 disposed at an output end of the cutter driver 42.

In actual use, the cutter driver 42 may be a conventional motor and belt combined drive structure. The driving device 3 and the cutter driver 42 are matched to drive the circular cutters 43 to rotate so as to cut off paper, the lifting mechanism 51 drives the grinding wheels 57 to move upwards until the circular cutters 43 protrude between the two grinding wheels 57, and the cutter driver 42 drives the circular cutters 43 to rotate so that the grinding wheels 57 can conveniently grind the circular cutters 43. The cutter device 4 has a simple structure, and the knife sharpening mechanism 53 does not occupy the space of the cutter seat 41, so that the diameter of the circular knife 43 can be correspondingly increased, and the effective utilization area of the circular knife 43 can be further increased.

Further, as shown in fig. 5, the paper cutter further includes a wiper structure 7 disposed on a side of the protective cover 2 away from the knife sharpening mechanism 53, and a cleaning member (not shown) disposed in the wiper structure 7, and the circular knife 43 of the cutter device 4 can protrude into the wiper structure 7.

Specifically, the cleaning member may employ an existing cleaning fiber cloth. In the actual use process, the cutter device 4 is driven by the driving device 3 to return to the initial position after being ground, when the cutter device 4 moves to the initial position, the circular knife 43 can protrude into the wiper structure 7 and contact with cleaning pieces in the wiper structure 7, the cutting edges on two sides of the circular knife 43 are cleaned by the cleaning pieces, dust and paper scraps after grinding on the circular knife 43 are erased, so that the cleaning of the circular knife 43 is favorably kept, and the service life and paper cutting efficiency of the circular knife 43 are prolonged.

All technical features in the embodiment can be freely combined according to actual needs.

The foregoing embodiments are preferred embodiments of the present utility model, and in addition, the present utility model may be implemented in other ways, and any obvious substitution is within the scope of the present utility model without departing from the concept of the present utility model.

Claims (10)

1. A paper cutter, characterized in that: the paper cutting machine comprises a conveying device (1), a protective cover (2), and a driving device (3), a cutter device (4), a knife grinder (5) and a paper pressing device (6) which are respectively arranged in the protective cover (2), wherein the cutter device (4) is arranged at the output end of the driving device (3), the conveying device (1) is used for conveying paper to be cut into the protective cover (2), the driving device (3) is used for driving the cutter device (4) to reciprocate between the conveying device (1) and the knife grinder (5), the cutter device (4) can cut the paper conveyed by the conveying device (1), and the knife grinder (5) can grind the paper to be cut by the cutter device (4); the conveying device (1) can also be used for conveying the cut paper products out of the protective cover (2) and conveying the cut paper products to the next station.

2. A paper cutter according to claim 1, wherein: the conveying device (1) comprises a feeding device (11) arranged on one side of the protective cover (2) and capable of protruding into the protective cover (2), a discharging device (13) arranged on the other side of the protective cover (2) and a conveying mechanism (12) arranged in the protective cover (2), wherein the feeding device (11) is used for conveying paper products to the conveying mechanism (12), and the conveying mechanism (12) is used for conveying cut paper products to the discharging device (13) and conveying cut paper heads or paper tails out of the protective cover (2); the cutter device (4) can cut paper conveyed on the conveying mechanism (12).

3. A paper cutter according to claim 2, wherein: the conveying mechanism (12) comprises two waste paper blanking assemblies and a paper cutting gap between the two waste paper blanking assemblies, and the cutter device (4) can protrude into the paper cutting gap.

4. A paper cutter according to claim 3, wherein: the waste paper unloading subassembly is including setting up hold-in range driver in protection casing (2), set up mounting panel (14) in protection casing (2), rotate a plurality of first transmission shafts (15) that set up on mounting panel (14), set up waste paper unloading driver (16) on mounting panel (14), set up mounting bracket (17) of the output of waste paper unloading driver (16), rotate take-up shaft (18) and second transmission shaft (19) that set up on mounting bracket (17), rotate third transmission shaft (20) that set up on mounting panel (14) and around locating third transmission shaft (20), take-up shaft (18), second transmission shaft (19) and a plurality of first transmission shaft (15) respectively drive belt (21), the output and a first transmission shaft (15) of hold-in range driver are connected, along vertical direction, waste paper axle (18) are located between second transmission shaft (19) and third transmission shaft (20), along the horizontal direction, take-up shaft (18) is close to unloading driver (16) for second transmission shaft (19) and third transmission shaft (20).

5. A paper cutter according to claim 3, wherein: the conveying mechanism (12) further comprises a used paper recovery mechanism (22) located below the paper cutting gap, and the used paper recovery mechanism (22) is used for conveying the cut paper heads or paper tails out of the protective cover (2).

6. A paper cutter according to claim 1, wherein: the knife sharpening device (5) comprises a lifting mechanism (51) arranged on the protective cover (2), a lifting seat (52) arranged at the output end of the lifting mechanism (51) and a knife sharpening mechanism (53) arranged on the lifting seat (52), wherein the knife sharpening mechanism (53) can grind the knife sharpening device (4).

7. The paper cutter of claim 6, wherein: the knife sharpening device (5) further comprises a knife sharpening installation seat (54) arranged on the protective cover (2), the lifting mechanism (51) is connected with the protective cover (2) through the knife sharpening installation seat (54), and the lifting seat (52) is in sliding connection with the knife sharpening installation seat (54).

8. The paper cutter of claim 6, wherein: an air blowing structure (55) is arranged on the lifting seat (52).

9. A paper cutter according to claim 1, wherein: the cutter device (4) comprises a cutter seat (41) arranged at the output end of the driving device (3), a cutter driver (42) arranged on the cutter seat (41) and a circular cutter (43) arranged at the output end of the cutter driver (42).

10. A paper cutter according to claim 1, wherein: the paper cutting machine further comprises a wiping structure (7) arranged on one side of the protective cover (2) away from the knife sharpening mechanism (53) and a cleaning piece arranged in the wiping structure (7), and the cutter device (4) can protrude into the wiping structure (7).