Die cutting equipment

Abstract

The die cutting equipment comprises a rack, a transmission roller, a quick release assembly, a first driving assembly, a driven assembly and an adjusting mechanism, the transmission roller is arranged on the rack, the quick release assembly is arranged on the rack, an upper roller is detachably connected to the quick release assembly, the first driving assembly is arranged on one side of the rack and connected with the quick release assembly, and the driven assembly is arranged on the other side of the rack and connected with the first driving assembly. The first driving assembly is used for driving the upper roller to rotate, the driven assembly is arranged on the rack and connected with the upper roller, a lower roller is arranged on the driven assembly, and the adjusting mechanism is arranged on the rack and used for adjusting the vertical position of the driven assembly. The utility model has the advantages that the service life is long, the upper roller is convenient to install, and the lower roller is convenient to adjust.

Description

Technical Field

[0001] The utility model belongs to the technical field of die-cutting jigs, and in particular relates to a die-cutting device. Background Art

[0002] Traditional die-cutting refers to a cutting process for the post-processing of printed products. The die-cutting process can make printed products or other paper products into die-cutting knife plates according to pre-designed graphics for cutting, so that the shape of the printed products is no longer limited to straight edges and right angles. Traditional die-cutting production uses die-cutting knives to combine die-cutting plates according to the patterns required by product design. Under the action of pressure, printed products or other plate-shaped blanks are rolled into the required shape or cut marks. Die-cutting equipment is often used in the die-cutting process, such as die-cutting circular knives, which can perform specific die-cutting.

[0003] For example, patent application No. 202221349472.4 discloses a die-cutting circular knife, including a base, an axis plate, an axis seat plate, a die-cutting circular knife, a die-cutting knife seat, a guide and a transmission roller; the axis plates are provided with two and mounted on the base, the axis plates are provided with an adjustment port, and two axis seat plates are respectively installed in the adjustment ports of the two axis plates, the die-cutting circular knife and the die-cutting knife seat are installed between the axis seat plates, and the die-cutting circular knife and the die-cutting knife seat are transmission-connected, one of the axis seat plates is installed with a motor, and the output shaft of the motor is connected to one end of the die-cutting circular knife; two guide rollers are installed on one side of the two axis plates through a bearing seat, and a transmission roller is installed on the other side of the two axis plates through a bearing seat. Die-cutting can be achieved by this die-cutting circular knife, but whether it is this die-cutting circular knife or other die-cutting circular knives in the prior art, there are still problems such as inconvenient installation of the upper roller, short life, and inconvenient adjustment of the lower roller. Utility Model Content

[0004] In order to solve the deficiencies in the prior art, the utility model provides a die-cutting device with a long service life, convenient upper roller installation and convenient lower roller adjustment.

[0005] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0006] Die-cutting equipment, including:

[0007] frame;

[0008] A transmission roller is arranged on the frame;

[0009] A quick-release assembly is arranged on the frame, and an upper roller is detachably connected to the quick-release assembly;

[0010] A first driving assembly is arranged on one side of the frame and connected to the quick release assembly, and the first driving assembly is used to drive the upper roller to rotate;

[0011] A driven assembly is arranged on the frame, the driven assembly is connected to the upper roller, and a lower roller is arranged on the driven assembly; and

[0012] The adjusting mechanism is arranged on the frame and is used for adjusting the up and down position of the driven component.

[0013] Preferably, it also includes a guide roller, which is arranged on the frame and located at the front side of the lower roller.

[0014] Preferably, the frame includes a left vertical plate and a right vertical plate, and the left vertical plate and the right vertical plate are symmetrically arranged at the same height and flush with each other. The quick-release assembly includes a left pressure block and a right pressure block. Both ends of the upper roller are respectively detachably rotatably installed on the middle of the top surfaces of the left vertical plate and the right vertical plate. The left pressure block is rotatably installed above the left vertical plate, and the right pressure block is rotatably installed above the right vertical plate.

[0015] Preferably, it also includes a protective cover assembly, which includes a protective cover and a mounting rod, two ends of the mounting rod are respectively mounted on the left vertical plate and the right vertical plate, the protective cover is rotatably mounted on the mounting rod and the protective cover is buckled on the upper roller.

[0016] Preferably, the first driving assembly includes a first motor, a first gear and a second gear. The first motor is mounted on the right vertical plate and the first gear is rotatably mounted on the output shaft of the first motor. The second gear is mounted on the right vertical plate and meshes with the first gear. The second gear is transmission-connected to the upper roller.

[0017] Preferably, the driven assembly includes a first follower, a first adjusting member, a driven roller, a second adjusting member and a second follower, the first follower is rotatably installed on the right side of the left vertical plate, the second follower is rotatably installed on the left side of the right vertical plate, both ends of the driven roller are respectively installed on the first follower and the second follower, the first adjusting member is installed on the left end portion of the driven roller, and the second adjusting member is installed on the right end portion of the driven roller, the first follower is provided with a first rubber ring and a second rubber ring, the diameters of the first rubber ring and the second rubber ring are larger than the outer diameter of the first follower and are connected to the upper roller in contact, the second follower is provided with a third rubber ring and a fourth rubber ring, the diameters of the third rubber ring and the fourth rubber ring are larger than the outer diameter of the second follower and are connected to the upper roller in contact, and the lower roller is provided on the driven roller and is located between the first adjusting member and the second adjusting member.

[0018] Preferably, the adjusting mechanism comprises a second driving assembly, a transmission rod, a lifting rod and a hand-adjusting wheel, the second driving assembly comprises a second motor, a third gear and a fourth gear, the second motor is mounted on the right side of the right vertical plate, the transmission rod is rotatably mounted on the left vertical plate and the right vertical plate, and the left end of the transmission rod passes through the left vertical plate to the left, the hand-adjusting wheel is mounted on the left end of the transmission rod, the third gear is mounted on the output shaft of the second motor, the fourth gear is mounted on the transmission rod, the third gear is meshed and connected with the fourth gear, a base plate is horizontally arranged at the bottom between the left vertical plate and the right vertical plate, the left end and the right end of the lifting rod are respectively inserted into the left vertical plate and the right vertical plate, the left part and the right part of the transmission rod are respectively provided with a fifth gear and a sixth gear, the front left part and the front right part of the base plate are respectively rotatably provided with a seventh gear and an eighth gear, the seventh gear is meshed with the fifth gear, the eighth gear is meshed with the sixth gear, the first lifting rod is transmission-installed in the seventh gear, the second lifting rod is transmission-installed in the eighth gear, the upper ends of the first lifting rod and the second lifting rod are connected to the lifting rod, and the first lifting rod is connected to the first adjusting member, and the second lifting rod is connected to the second adjusting member.

[0019] Preferably, it also includes a fine-tuning component, which includes a first adjusting screw and a second adjusting screw. The first adjusting member is provided with a first adjusting hole, the second adjusting member is provided with a second adjusting hole, the first adjusting screw is installed in the first adjusting hole, and the second adjusting screw is installed in the second adjusting hole.

[0020] By adopting the above technical solution, the utility model has the following beneficial effects:

[0021] (1) The utility model is provided with a quick-release assembly. In the prior art, the upper roller needs to be replaced with a different size according to specific production requirements during use, or the upper roller is worn out and cannot be used after a long period of use. Therefore, the prior art can only replace the entire roller. The utility model is provided with a quick-release assembly, which can quickly disassemble and replace the upper roller, so that the upper roller of different sizes can be quickly replaced, which is convenient to use;

[0022] (2) The first follower of the utility model is provided with a first rubber ring and a second rubber ring, and the second follower is provided with a third rubber ring and a fourth rubber ring. When in use, the friction between the first rubber ring, the second rubber ring, the third rubber ring and the fourth rubber ring and the upper roller can be used to drive the driven roller and the lower roller to rotate. When the distance between the upper roller and the lower roller is too large, which makes the die cutting difficult, the lower roller and the first rubber ring, the second rubber ring, the third rubber ring and the fourth rubber ring can be adjusted to squeeze, thereby finally achieving the purpose of adjusting the distance between the upper roller and the lower roller, thereby improving the service life of the upper roller and the lower roller.

[0023] (3) The utility model is provided with an adjustment mechanism which can adjust the positions of the first adjustment member and the second adjustment member and finally achieve the purpose of adjusting the position of the lower roller. The adjustment is convenient and can be adjusted not only by the second motor but also manually. The design is reasonable and easy to use.

[0024] (4) The utility model is also provided with a fine adjustment component. When the transmission rod loses balance, the first adjustment screw and the second adjustment screw can be adjusted so that the first adjustment member or the second adjustment member can be slightly adjusted and finally the transmission rod and the lower roller on the transmission rod are balanced, which is more convenient for die cutting.

[0025] In summary, the utility model has the advantages of long service life, convenient installation of the upper roller, convenient adjustment of the lower roller, etc. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a structural schematic diagram of the utility model;

[0027] Figure 2 yes Figure 1 Schematic diagram of the structure in another direction;

[0028] Figure 3 yes Figure 1 Exploded diagram of

[0029] Figure 4 yes Figure 3 Schematic diagram of the structure in another direction;

[0030] Among them, transmission roller 1, left vertical plate 2, right vertical plate 3, base plate 4, upper roller 5, lower roller 6, guide roller 7, left pressure block 8, right pressure block 9, protective cover 10, mounting rod 11, first motor 12, first gear 13, second gear 14, first follower 15, first adjusting member 16, driven roller 17, second adjusting member 18, second follower 19, first rubber ring 20, second rubber ring 21, third rubber ring 22, fourth rubber ring 23, first adjusting hole 24, second adjusting hole 25, transmission rod 26, lifting rod 27, hand adjusting wheel 28, second motor 29, third gear 30, fourth gear 31, left mounting slot 32, right mounting slot 33, fifth gear 34, seventh gear 35, eighth gear 36, first lifting rod 37, second lifting rod 38. DETAILED DESCRIPTION

[0031] The technical solution of the present utility model will be clearly and completely described below in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present utility model, rather than all of the embodiments.

[0032] The components of the embodiments of the present invention generally described and shown in the drawings herein can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiments of the present invention provided in the drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the present invention.

[0033] Based on the embodiments of the present utility model, all other embodiments obtained by ordinary technicians in the field without making any creative work shall fall within the scope of protection of the present utility model.

[0034] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0035] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" 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.

[0036] Example 1

[0037] In this embodiment, a die-cutting device is proposed, which can overcome the problems of the die-cutting circular knife in the prior art, such as short service life, inconvenient installation of the upper roller and inconvenient adjustment of the lower roller 6. After the upper roller and the lower roller 6 of the die-cutting circular knife in the prior art have been used for a period of time, the distance between the upper roller and the lower roller 6 will become larger, and the cutting will become unsmooth, which is often said to be blunt. If you want to continue cutting smoothly, the prior art can only replace the entire die-cutting circular knife, which is costly.

[0038] like Figure 1-4As shown, in one embodiment of the utility model, the die-cutting equipment of the utility model includes a frame, a transmission roller 1, a quick-release assembly, a first driving assembly, a driven assembly and an adjusting mechanism, wherein the frame may include a left vertical plate 2 and a right vertical plate 3, the left vertical plate 2 and the right vertical plate 3 are symmetrically arranged at the same height, a base plate 4 is horizontally arranged at the bottom between the left vertical plate 2 and the right vertical plate 3, the transmission roller 1 is arranged on the frame, and specifically the transmission roller 1 is located in the middle of the rear side between the left vertical plate 2 and the right vertical plate 3, the transmission roller 1 is mainly used for auxiliary feeding, and then die-cutting is performed through subsequent parts, the quick-release assembly is arranged on the frame, and the quick-release assembly is detachably connected to an upper roller 5, the first driving assembly is arranged on one side of the frame and is connected to the quick-release assembly, and the first driving assembly is used to drive the upper roller 5 to rotate The driven assembly is arranged on the frame, the driven assembly is connected with the upper roller 5, the driven assembly is provided with a lower roller 6, the adjusting mechanism is arranged on the frame and is used to adjust the upper and lower positions of the driven assembly, it can be understood that the upper roller 5 is a magnetic roller, the lower roller 6 is also a tool, the upper roller 5 and the lower roller 6 cooperate with each other to perform die-cutting, the quick-release assembly is mainly used to quickly disassemble and replace the upper roller 5, so that the upper roller 5 of different sizes can be quickly replaced to meet more needs, the first driving assembly is mainly used to drive the upper roller 5 to rotate, the upper roller 5 can drive the lower roller 6 to rotate through the driven assembly to complete the die-cutting, the adjusting mechanism can adjust the distance between the upper roller 5 and the lower roller 6 (that is, the sharpness of the die-cutting tool is adjusted in disguise) to facilitate fast die-cutting.

[0039] Please refer to Figure 1-4The utility model also includes a guide roller 7, which is arranged on the frame. The guide roller 7 is located at the front side of the lower roller 6, that is, the guide roller 7 is located in the middle of the front side between the left vertical plate 2 and the right vertical plate 3, and the function of the guide roller 7 is to guide the die-cutting materials to facilitate the next step of material collection. The quick-release component specifically includes a left pressure block 8 and a right pressure block 9. The two ends of the upper roller 5 are respectively detachably rotatably installed in the middle of the top surfaces of the left vertical plate 2 and the right vertical plate 3. The left pressure block 8 is rotatably installed above the left vertical plate 2, and the right pressure block 9 is rotatably installed above the right vertical plate 3. The left pressure block 8 can press the left end of the upper roller 5 to prevent the upper roller 5 from moving. Similarly, the right pressure block 9 can press the right end of the upper roller 5 to prevent the upper roller 5 from moving. The left pressure block 8 and the right pressure block 9 can cooperate with each other so that the upper roller 5 only rotates without deflection. The left pressure block 8 and the right pressure block 9 It can be locked on the left vertical plate 2 and the right vertical plate 3 respectively by a screw. The utility model also includes a protective cover 10 component, which includes a protective cover 10 and a mounting rod 11. The two ends of the mounting rod 11 are respectively mounted on the left vertical plate 2 and the right vertical plate 3. The protective cover 10 is rotatably mounted on the mounting rod 11 and the protective cover 10 is buckled on the upper roller 5. Specifically, the mounting rod 11 is located at the rear side of the upper roller 5 and above the driving roller 1. The protective cover 10 is rotatable. When the upper roller 5 needs to be disassembled, the protective cover 10 can be rotated backward, and then the left pressure block 8 and the right pressure block 9 are disassembled, and then the upper roller 5 is disassembled. After the upper roller 5 is installed, the protective cover 10 can be rotated forward. The protective cover 10 can protect the upper roller 5, prevent the worker's body from extending into the upper roller 5, and also play a certain role in dust prevention.

[0040] The first driving assembly of the utility model is mainly used to drive the upper roller 5 to rotate. The first driving assembly includes a first motor 12, a first gear 13 and a second gear 14. The first motor 12 is installed on the right vertical plate 3 and the first gear 13 is rotatably installed on the output shaft of the first motor 12. The second gear 14 is installed on the right vertical plate 3 and meshes with the first gear 13. The second gear 14 is transmission-connected to the upper roller 5. It can be understood that the first motor 12 can be installed on the upper right side of the right vertical plate 3 through a bracket, and the output shaft of the first motor 12 can be connected to a reducer as needed. The corresponding first gear 13 can be installed on the output end of the reducer, and the second gear 14 rotates on the right side of the upper part of the right vertical plate 3 and the second gear 14 is detachably connected to the upper roller 5 and can drive the upper roller 5 to rotate. At the same time, the second gear 14 is meshed and connected with the first gear 13. The first motor 12 drives the meshed first gear 13 and the second gear 14 to drive the upper roller 5 to rotate.

[0041] Please continue to refer to Figure 1-4The driven assembly of the utility model can cooperate with the upper roller 5 so as to be driven to rotate and then complete the die cutting. Specifically, the driven assembly includes a first driven member 15, a first adjusting member 16, a driven roller 17, a second adjusting member 18 and a second driven member 19. The first driven member 15, the first adjusting member 16, the driven roller 17, the second adjusting member 18 and the second driven member 19 are all located below the upper roller 5. The first driven member 15 is rotatably mounted on the right side of the left vertical plate 2, and the second driven member 19 is rotatably mounted on the left side of the right vertical plate 3. The two ends of the driven roller 17 are respectively mounted on the first driven member 1 5 and the second follower 19, the first adjusting member 16 is installed on the left end of the follower roller 17, the second adjusting member 18 is installed on the right end of the follower roller 17, the first follower 15 is sleeved with a first rubber ring 20 and a second rubber ring 21, the diameters of the first rubber ring 20 and the second rubber ring 21 are larger than the outer diameter of the first follower 15 and are in contact with the upper roller 5, the second follower 19 is sleeved with a third rubber ring 22 and a fourth rubber ring 23, the diameters of the third rubber ring 22 and the fourth rubber ring 23 are larger than the outer diameter of the second follower 19 and are in contact with the upper roller 5, the lower roller 6 is sleeved on the follower roller 17 and is located between the first adjusting member 16 and the second adjusting member 18. When in use, the upper roller 5 rotates, and since the diameters of the first rubber ring 20 and the second rubber ring 21 are larger than the outer diameter of the first follower 15 and are in contact with the upper roller 5, and the diameters of the third rubber ring 22 and the fourth rubber ring 23 are larger than the outer diameter of the second follower 19 and are in contact with the upper roller 5, the upper roller 5 can drive the first follower 15 and the second follower 19 to rotate through the frictionally connected first rubber ring 20, the second rubber ring 21, the third rubber ring 22 and the fourth rubber ring 23, and the first follower 15 The first adjusting member 16 and the second adjusting member 18 are specifically sleeved on the driven roller 17. Therefore, when the position of the lower roller 6 needs to be adjusted during use, the position of the driven roller 17 is adjusted instead of the lower roller 6 being adjusted directly. During the entire use of the utility model, the driven roller 17 must be kept balanced to ensure the mutual cooperation of the lower roller 6 and the upper roller 5 in die-cutting.

[0042] Therefore, in order to ensure the balance of the driven roller 17, the utility model is provided with a fine-tuning component, which includes a first adjusting screw and a second adjusting screw. The first adjusting member 16 is provided with a first adjusting hole 24, and the second adjusting member 18 is provided with a second adjusting hole 25. The first adjusting screw is installed in the first adjusting hole 24, and the second adjusting screw is installed in the second adjusting hole 25. During specific use, the left or right side of the driven roller 17 may be tilted and offset. At this time, only the first adjusting screw or the second adjusting screw can be adjusted, and then the first adjusting member 16 or the second adjusting member 18 can be driven to drive the left or right side of the driven roller 17 to move slightly to ensure balance.

[0043] More specifically, the upper and lower positions of the lower drum 6 can be adjusted by the adjustment mechanism of the utility model. Specifically, the adjustment mechanism includes a second driving assembly, a transmission rod 26, a lifting rod 27 and a hand-adjusting wheel 28. The second driving assembly includes a second motor 29, a third gear 30 and a fourth gear 31. The second motor 29 is installed on the right side of the right vertical plate 3, specifically below the first motor 12. The transmission rod 26 is rotatably installed on the left vertical plate 2 and the right vertical plate 3, and the left end of the transmission rod 26 passes through the left vertical plate 2 to the left. The hand-adjusting wheel 28 is installed on the left end of the transmission rod 26. The third gear 30 is installed on the output shaft of the second motor 29. The fourth gear 31 is installed on the transmission rod 26. The third gear 30 is meshed and connected with the fourth gear 31. The second motor 29 It can also be installed on the lower right side of the right vertical plate 3 through a mounting bracket and the output end of the second motor 29 is set to the left. Similarly, a reducer can be set on the output shaft of the second motor 29 according to needs, and the corresponding third gear 30 can also be set on the output end of the reducer. The second motor 29 can drive the third gear 30 to rotate through the reducer, and the third gear 30 can drive the fourth gear 31 to rotate, and the fourth gear 31 can drive the transmission rod 26 to rotate. A base plate 4 is horizontally provided at the bottom between the left vertical plate 2 and the right vertical plate 3, and the left and right ends of the lifting rod 27 are respectively inserted into the left vertical plate 2 and the right vertical plate 3. Specifically, a left mounting groove 32 and a right mounting groove 33 are respectively provided on the front sides of the left vertical plate 2 and the right vertical plate 3. The left end and the right end of the lifting rod 27 The ends are respectively located in the left mounting groove 32 and the right mounting groove 33, the left and right parts of the transmission rod 26 are respectively provided with a fifth gear 34 and a sixth gear (blocked, not shown in the figure), the front left part and the front right part of the base plate 4 are respectively rotatably provided with a seventh gear 35 and an eighth gear 36, the seventh gear 35 is meshed with the fifth gear 34, the eighth gear 36 is meshed with the sixth gear, a first lifting rod 37 is installed in the seventh gear 35 for transmission, and a second lifting rod 38 is installed in the eighth gear 36 for transmission, the upper ends of the first lifting rod 37 and the second lifting rod 38 are connected to the lifting rod 27, and the first lifting rod 37 is connected to the first adjusting member 16, and the second lifting rod 38 is connected to the second adjusting member 18, and the first lifting rod 37 and the second lifting rod 38 can be regarded as The screw assembly, the seventh gear 35 and the eighth gear 36 rotate under the action of the fifth gear 34 and the sixth gear respectively, thereby driving the first lifting rod 37 and the second lifting rod 38 to move up and down, and then driving the first adjusting member 16 and the second adjusting member 18 to move up and down. The up and down displacement of the first adjusting member 16 and the second adjusting member 18 to a certain extent can drive the up and down displacement of the driven roller 17 and can adjust the distance between the first rubber ring 20, the second rubber ring 21, the third rubber ring 22 and the fourth rubber ring 23 and the upper roller 5. It can be understood that the fine adjustment of the first adjusting member 16 and the second adjusting member 18 in the utility model can drive the displacement of the driven roller 17 to a certain extent, thereby achieving the purpose of adjusting the relative distance between the upper roller 5 and the lower roller 6.This is equivalent to adjusting the pressure between the first rubber ring 20, the second rubber ring 21, the third rubber ring 22 and the fourth rubber ring 23 and the upper roller 5, and ultimately achieving the purpose of being able to adjust and facilitate die cutting.

[0044] The specific use process of the utility model should be that the material enters between the upper roller 5 and the lower roller 6 from the transmission roller 1, and then the first motor 12 is started to drive the upper roller 5 to rotate, and the upper roller 5 drives the lower roller 6 to rotate to complete the die-cutting. After die-cutting, the material is led out from the guide roller 7. In this process, when the tool becomes blunt, that is, when the upper roller 5 and the lower roller 6 cooperate in die-cutting, some parts of the material cannot be cut. At this time, the second motor 29 is started to adjust the position of the driven roller 17 and then adjust the relative distance between the upper roller 5 and the lower roller 6 (that is, make the tool faster), and then successfully complete the die-cutting. When the upper roller 5 needs to be replaced, the quick-release assembly can be quickly opened, and then the upper roller 5 of suitable size can be replaced and the utility model can be continued to be used. During use, the utility model can also adjust the balance of the transmission roller 1 by adjusting the first adjusting screw and the second adjusting screw, so that the die-cutting quality of the utility model is more stable.

[0045] This embodiment does not impose any formal restrictions on the shape, material, structure, etc. of the utility model. Any simple modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the utility model are within the protection scope of the technical solution of the utility model.

Claims

1. Die-cutting equipment, characterized in that ,include: frame; A transmission roller is arranged on the frame; A quick-release assembly is arranged on the frame, and an upper roller is detachably connected to the quick-release assembly; A first driving assembly is arranged on one side of the frame and connected to the quick release assembly, and the first driving assembly is used to drive the upper roller to rotate; A driven assembly is arranged on the frame, the driven assembly is connected to the upper roller, and a lower roller is arranged on the driven assembly; and The adjusting mechanism is arranged on the frame and is used for adjusting the up and down position of the driven component.

2. The die-cutting device according to claim 1, characterized in that: It also includes a guide roller, which is arranged on the frame and located at the front side of the lower roller.

3. The die-cutting device according to claim 1, characterized in that: The frame includes a left vertical plate and a right vertical plate, which are symmetrical and flush with each other. The quick-release assembly includes a left pressure block and a right pressure block. Both ends of the upper roller are detachably and rotatably installed on the middle of the top surfaces of the left and right vertical plates, respectively. The left pressure block is rotatably installed above the left vertical plate, and the right pressure block is rotatably installed above the right vertical plate.

4. The die-cutting device according to claim 3, characterized in that: It also includes a protective cover assembly, which includes a protective cover and a mounting rod. The two ends of the mounting rod are respectively mounted on the left vertical plate and the right vertical plate. The protective cover is rotatably mounted on the mounting rod and is buckled on the upper roller.

5. The die-cutting device according to claim 3, characterized in that: The first driving assembly includes a first motor, a first gear and a second gear. The first motor is mounted on the right vertical plate and the first gear is rotatably mounted on the output shaft of the first motor. The second gear is mounted on the right vertical plate and meshes with the first gear. The second gear is transmission-connected to the upper roller.

6. The die-cutting device according to claim 3, characterized in that: The driven assembly includes a first driven member, a first adjusting member, a driven roller, a second adjusting member and a second driven member. The first driven member is rotatably installed on the right side of the left vertical plate, and the second driven member is rotatably installed on the left side of the right vertical plate. Both ends of the driven roller are respectively installed on the first driven member and the second driven member. The first adjusting member is installed on the left end portion of the driven roller, and the second adjusting member is installed on the right end portion of the driven roller. The first driven member is provided with a first rubber ring and a second rubber ring. The diameters of the first rubber ring and the second rubber ring are larger than the outer diameter of the first driven member and are connected to the upper roller in abutment with each other. The second driven member is provided with a third rubber ring and a fourth rubber ring. The diameters of the third rubber ring and the fourth rubber ring are larger than the outer diameter of the second driven member and are connected to the upper roller in abutment with each other. The lower roller is provided on the driven roller and is located between the first adjusting member and the second adjusting member.

7. The die-cutting device according to claim 6, characterized in that: The adjusting mechanism comprises a second driving assembly, a transmission rod, a lifting rod and a hand-adjusting wheel. The second driving assembly comprises a second motor, a third gear and a fourth gear. The second motor is mounted on the right side of the right vertical plate. The transmission rod is rotatably mounted on the left vertical plate and the right vertical plate, and the left end of the transmission rod passes through the left vertical plate to the left. The hand-adjusting wheel is mounted on the left end of the transmission rod. The third gear is mounted on the output shaft of the second motor. The fourth gear is mounted on the transmission rod. The third gear is meshed and connected with the fourth gear. A base plate is horizontally arranged at the bottom between the left vertical plate and the right vertical plate. The left end and the right end of the lifting rod are respectively inserted into the left vertical plate and the right vertical plate. The left part and the right part of the transmission rod are respectively provided with a fifth gear and a sixth gear. The front left part and the front right part of the base plate are respectively rotatably provided with a seventh gear and an eighth gear. The seventh gear is meshed with the fifth gear, and the eighth gear is meshed with the sixth gear. The first lifting rod is installed in the seventh gear for transmission, and the second lifting rod is installed in the eighth gear for transmission. The upper ends of the first lifting rod and the second lifting rod are connected to the lifting rod, and the first lifting rod is connected to the first adjusting member, and the second lifting rod is connected to the second adjusting member.

8. The die-cutting device according to claim 6, characterized in that: It also includes a fine-tuning component, which includes a first adjusting screw and a second adjusting screw. The first adjusting member is provided with a first adjusting hole, the second adjusting member is provided with a second adjusting hole, the first adjusting screw is installed in the first adjusting hole, and the second adjusting screw is installed in the second adjusting hole.

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