Adjusting device and circular cutter die-cutting machine

Abstract

The utility model discloses an adjusting device and a circular cutter die-cutting machine, and relates to the technical field of die-cutting machining. The adjusting device comprises an adjusting mechanism; the adjusting mechanism comprises a mounting assembly and an adjusting assembly; the connecting parts of the two adjusting assemblies are arranged on the two sides of the side plate in the first horizontal direction and connected with the side plate. By rotating the screw rod, the abutting parts of the two adjusting assemblies can be close to each other to abut against the two opposite sides of the adjusting block; the number of the adjusting mechanisms is two, the side plates of the two adjusting mechanisms are oppositely arranged, and the adjusting blocks of the two adjusting mechanisms can be rotationally connected with the two ends of the circular knife die cutting knife roller correspondingly. By adjusting the positions of the adjusting blocks of the two adjusting mechanisms in the first horizontal direction, the position of the circular cutter die-cutting knife roller can be adjusted, the axis direction of the circular cutter die-cutting knife roller can be adjusted, the circular cutter die-cutting knife roller can be matched with the feeding direction of a material belt conveyed by the previous feeding mechanism, and the die-cutting machining quality is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of die cutting, in particular to an adjusting device and a circular knife die cutting machine. Background Art

[0002] During the circular die-cutting process, the material strip is usually transported to the circular die-cutting machine by the upper feeding mechanism, and the circular die-cutting machine uses a circular die-cutting roller to die-cut the material strip, wherein the feeding direction of the material strip conveyed by the upper feeding mechanism usually needs to be perpendicular or nearly perpendicular to the axial direction of the circular die-cutting roller, and the driving motor drives the circular die-cutting roller to rotate around its axis so that the circular die-cutting roller can die-cut the material strip more smoothly. However, in the actual processing operation, when the feeding direction of the material strip conveyed by the upper feeding mechanism deviates to a certain extent, the angle between the feeding direction of the material strip conveyed by the upper feeding mechanism and the axial direction of the circular die-cutting roller will be too large, resulting in the circular die-cutting roller being unable to die-cut the material strip more smoothly, affecting the die-cutting processing quality. Utility Model Content

[0003] The utility model provides an adjustment device and a circular knife die-cutting machine to solve the problem in the prior art that when the angle between the feeding direction of the material belt conveyed by the upper feeding mechanism and the axial direction of the circular knife die-cutting roller is too large, the circular knife die-cutting roller cannot die-cut the material belt relatively smoothly, thus affecting the die-cutting processing quality.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an adjustment device, comprising: an adjustment mechanism, comprising an installation component and an adjustment component; the installation component comprises a side plate and an adjustment block; the side plate is provided with a limiting groove, the adjustment block is arranged in the limiting groove, and the adjustment block can move in the limiting groove along a first horizontal direction; two adjustment components are provided; the adjustment component comprises a screw, a connecting part and an abutting part; the connecting parts of the two adjustment components are respectively arranged on both sides of the side plate along the first horizontal direction and connected to the side plate; a first connecting hole is provided on the connecting part, and the screw Threadedly connected to the first connecting hole, the axial direction of the screw is arranged in the same direction as the first horizontal direction; the abutment portion is arranged on a side of the screw close to the other adjusting component, the abutment portions of the two adjusting components are arranged oppositely, and the adjusting block is located between the abutment portions of the two adjusting components; rotating the screw can make the abutment portions of the two adjusting components approach each other until they abut against the opposite sides of the adjusting block; two adjusting mechanisms are provided, the side plates of the two adjusting mechanisms are arranged oppositely, and the adjusting blocks of the two adjusting mechanisms can be rotatably connected to the two ends of the circular die-cutting roller respectively.

[0005] Optionally, the limiting groove is extended along the vertical direction.

[0006] Optionally, one end of the limiting groove extends to the top end of the side plate.

[0007] Optionally, a second connecting hole is provided at one end of the abutting portion close to the screw rod, the screw rod is threadedly connected to the second connecting hole, and an abutting plane for abutting against the adjusting block is provided at one end of the abutting portion away from the screw rod.

[0008] Optionally, the connecting portion includes a connecting block and a connecting piece, the first connecting hole is arranged on the connecting block; arc grooves are arranged on both sides of the side panel, an arc surface is arranged on the outer side of the connecting block, the connecting block is arranged in the arc groove, and the arc surface abuts against the inner wall surface of the arc groove; the connecting piece detachably connects the connecting block and the side panel.

[0009] Optionally, the arc-shaped grooves are provided in plurality and are arranged in sequence and spaced apart in the vertical direction, and the connecting block is provided in one of the arc-shaped grooves.

[0010] Optionally, a rotating rod is further included, which is connected to an end of the screw rod away from the abutment portion; an angle is formed between the axial direction of the rotating rod and the axial direction of the screw rod.

[0011] Optionally, a through hole is provided at one end of the screw rod away from the abutment portion, the rotating rod can be slidably penetrated through the through hole, and limit blocks are provided at both ends of the rotating rod, and the cross-section of the limit blocks is larger than the cross-section of the through hole.

[0012] In addition, a circular knife die cutting machine is provided, comprising the above-mentioned adjusting device.

[0013] Optionally, a circular die-cutting roller is also included; two ends of the circular die-cutting roller are rotatably connected to the two adjustment blocks of the adjustment mechanism respectively.

[0014] Compared with the prior art, the utility model has the following beneficial effects: in the embodiment of the utility model, the two ends of the circular die-cutting roller can be rotatably connected to the adjusting blocks of the two adjusting mechanisms respectively, the adjusting blocks can move in the limiting groove along the first horizontal direction, and the position of the end of the circular die-cutting roller can be controlled by adjusting the position of the adjusting blocks; since the axial direction of the screw is arranged in the same direction as the first horizontal direction, rotating the screw can make the screw move along the first horizontal direction to drive the abutting part to move along the first horizontal direction, so that the two abutting parts can clamp the adjusting blocks, and by rotating the screw The position of the abutment portion can be adjusted in the first horizontal direction; by synchronously rotating the screws of two adjustment components of an adjustment mechanism, the position of the adjustment block in the first horizontal direction can be controlled to control the position of one end of the circular die-cutting roller, and by adjusting the positions of the adjustment blocks of the two adjustment mechanisms in the first horizontal direction to respectively control the positions of the two ends of the circular die-cutting roller, the position of the circular die-cutting roller can be adjusted, and the axial direction of the circular die-cutting roller can be adjusted, so that the circular die-cutting roller can adapt to the feeding direction of the material belt conveyed by a feeding mechanism to ensure the quality of die-cutting processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0016] Figure 1 A schematic diagram of the structure of a mounting assembly and an adjusting assembly of an adjusting device provided in an embodiment of the utility model;

[0017] Figure 2 An exploded view of an adjustment component of an adjustment device provided in an embodiment of the utility model.

[0018] Reference numerals:

[0019] Mounting assembly 100; side plate 110; limiting groove 111; arc groove 112; adjustment assembly 200; screw rod 210; through hole 211; connecting portion 220; first connecting hole 221; connecting block 222; connecting member 223; abutting portion 230; second connecting hole 231; abutting plane 232; rotating rod 300; limiting block 310. DETAILED DESCRIPTION

[0020] In order to explain in detail the possible application scenarios, technical principles, specific schemes that can be implemented, and the purposes and effects that can be achieved, the following is a detailed description of the specific embodiments listed in conjunction with the accompanying drawings. The embodiments described herein are only used to more clearly illustrate the technical solutions of the present application, and are therefore only used as examples, and cannot be used to limit the scope of protection of the present application.

[0021] Reference to "embodiment" herein means that the specific features, structures or characteristics described in conjunction with the embodiment may be included in at least one embodiment of the present application. The term "embodiment" appearing in various places in the specification does not necessarily refer to the same embodiment, nor does it particularly limit its independence or association with other embodiments. In principle, in the present application, as long as there is no technical contradiction or conflict, the various technical features mentioned in the embodiments can be combined in any way to form a corresponding implementable technical solution.

[0022] Unless otherwise defined, the technical terms used in this document have the same meanings as those generally understood by those skilled in the art to which this application belongs; the use of relevant terms in this document is only for describing specific embodiments and is not intended to limit this application.

[0023] In the description of this application, the term "and / or" is an expression used to describe the logical relationship between objects, indicating that three relationships may exist, for example, A and / or B, which means: A exists, B exists, and A and B exist at the same time. In addition, the character " / " in this article generally indicates that the objects before and after are in an "or" logical relationship.

[0024] In the present application, terms such as “first” and “second” are merely used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship of quantity, priority or sequence between these entities or operations.

[0025] Without further limitations, in this application, the words "include", "comprises", "has" or other similar expressions used in the sentences are intended to cover non-exclusive inclusion. These expressions do not exclude the presence of additional elements in the process, method or product including the elements, so that the process, method or product including a series of elements may include not only those limited elements, but also other elements not explicitly listed, or also include elements inherent to such process, method or product.

[0026] Similar to the understanding in the Examination Guidelines, in this application, expressions such as "greater than", "less than", "exceed" and the like are understood to exclude the number itself; expressions such as "above", "below", "within" and the like are understood to include the number itself. In addition, in the description of the embodiments of this application, "multiple" means more than two (including two), and similar expressions related to "multiple" are also understood in this way, such as "multiple groups", "multiple times", etc., unless otherwise clearly and specifically limited.

[0027] In the description of the embodiments of the present application, space-related expressions used, such as "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "vertical", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., indicate the orientation or position relationship based on the orientation or position relationship shown in the specific embodiments or drawings, and are only for the convenience of describing the specific embodiments of the present application or facilitating the reader's understanding, and do not indicate or imply that the referred device or component must have a specific position, a specific orientation, or be constructed or operated in a specific orientation, and therefore cannot be understood as a limitation on the embodiments of the present application.

[0028] Unless otherwise expressly specified or limited, in the description of the embodiments of the present application, the terms such as "install", "connect", "connect", "fix", "set", etc. used should be understood in a broad sense. For example, the "connection" can be a fixed connection, a detachable connection, or an integrated setting; it can be a mechanical connection, an electrical connection, or a communication connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium; it can be the internal connection of two elements or the interaction relationship between two elements. For technicians in the technical field to which the present application belongs, the specific meanings of the above terms in the embodiments of the present application can be understood according to the specific circumstances.

[0029] Reference below Figure 1 and Figure 2 The present invention describes an adjusting device and a circular knife die cutting machine according to an embodiment of the present invention.

[0030] According to the adjusting device of the first embodiment of the utility model, the adjusting device includes an adjusting mechanism; the adjusting mechanism includes an installation component 100 and an adjusting component 200; the installation component 100 includes a side plate 110 and an adjusting block; the side plate 110 is provided with a limiting groove 111, the adjusting block is arranged in the limiting groove 111, and the adjusting block can move in the limiting groove 111 along the first horizontal direction; there are two adjusting components 200; the adjusting components 200 include a screw rod 210, a connecting portion 220 and an abutting portion 230; the connecting portions 220 of the two adjusting components 200 are respectively arranged on both sides of the side plate 110 along the first horizontal direction, and are connected to the side plate 110; the connecting portion 220 is provided There is a first connecting hole 221, and the screw rod 210 is threadedly connected to the first connecting hole 221, and the axial direction of the screw rod 210 is arranged in the same direction as the first horizontal direction; the abutment portion 230 is arranged on the side of the screw rod 210 close to the other adjusting component 200, and the abutment portions 230 of the two adjusting components 200 are arranged oppositely, and the adjusting block is located between the abutment portions 230 of the two adjusting components 200; rotating the screw rod 210 can make the abutment portions 230 of the two adjusting components 200 approach each other until they abut against the opposite sides of the adjusting block; there are two adjusting mechanisms, and the side plates 110 of the two adjusting mechanisms are arranged oppositely, and the adjusting blocks of the two adjusting mechanisms can be rotatably connected to the two ends of the circular die-cutting roller respectively.

[0031] In the embodiment of the utility model, the two ends of the circular die-cutting roller can be rotatably connected to the adjustment blocks of the two adjustment mechanisms respectively, and the adjustment blocks can move in the limiting groove 111 along the first horizontal direction, and the position of the end of the circular die-cutting roller can be controlled by adjusting the position of the adjustment blocks; since the axial direction of the screw rod 210 is arranged in the same direction as the first horizontal direction, rotating the screw rod 210 can make the screw rod 210 move along the first horizontal direction, so as to drive the abutment part 230 to move along the first horizontal direction, so that the two abutment parts 230 can clamp the adjustment blocks, and by rotating the screw rod 210, the adjustment blocks can be moved in the first horizontal direction. Adjust the position of the abutment portion 230 in the horizontal direction; by synchronously rotating the screws 210 of the two adjustment components 200 of an adjustment mechanism, the position of the adjustment block in the first horizontal direction can be controlled to control the position of one end of the circular die-cutting roller, and by adjusting the positions of the adjustment blocks of the two adjustment mechanisms in the first horizontal direction to respectively control the positions of the two ends of the circular die-cutting roller, the position of the circular die-cutting roller can be adjusted, and the axial direction of the circular die-cutting roller can be adjusted, so that the circular die-cutting roller can adapt to the feeding direction of the material belt conveyed by a feeding mechanism to ensure the quality of the die-cutting process.

[0032] Reference Figure 1It can be understood that the limiting groove 111 is extended in the vertical direction, so that the adjustment block can move up and down in the vertical direction in the limiting groove 111 to adjust the height of the end of the circular die-cutting roller, thereby further improving the adaptability of the circular die-cutting roller.

[0033] Reference Figure 1 It can be understood that one end of the limiting groove 111 extends to the top of the side plate 110, so that the adjustment block can slide directly into the limiting groove 111 from the top of the limiting groove 111, reducing the difficulty of installing the adjustment block.

[0034] Reference Figure 2 It can be understood that a second connecting hole 231 is provided at one end of the abutting portion 230 close to the screw rod 210, the screw rod 210 is threadedly connected to the second connecting hole 231, and an abutting plane 232 for abutting against the adjusting block is provided at one end of the abutting portion 230 away from the screw rod 210.

[0035] The abutment portion 230 abuts against the adjustment block via the abutment plane 232 so as to increase the abutment area between the abutment portion 230 and the adjustment block. The abutment portion 230 is threadedly connected to the screw rod 210 via the second connecting hole 231 so as to improve the stability of the connection between the abutment portion 230 and the screw rod 210, thereby improving the stability of the abutment portion 230 clamping the adjustment block.

[0036] Specifically, a plurality of abutting portions 230 may be provided, and different abutting portions 230 have different abutting planes 232 . One of the abutting portions 230 may be selected to be connected to the screw rod 210 , so as to improve adaptability.

[0037] Reference Figure 1 and Figure 2 It can be understood that the connecting portion 220 includes a connecting block 222 and a connecting piece 223, and the first connecting hole 221 is arranged on the connecting block 222; arc grooves 112 are arranged on both sides of the side plate 110, and an arc surface is arranged on the outer side of the connecting block 222, and the connecting block 222 is arranged in the arc groove 112, and the arc surface abuts against the inner wall surface of the arc groove 112; the connecting piece 223 detachably connects the connecting block 222 and the side plate 110.

[0038] The connecting blocks 222 of the connecting parts 220 of the two adjusting components 200 are respectively arranged in the arc grooves 112 on both sides of the side plates 110, and the arc surface on the outer side of the connecting block 222 abuts against the inner wall surface of the arc groove 112, so as to improve the degree of mutual fit between the connecting block 222 and the arc groove 112 and reduce the damage caused by the collision between the connecting block 222 and the inner wall surface of the arc groove 112.

[0039] Specifically, a first mounting hole and a second mounting hole are respectively provided in the connecting block 222 and the arc groove 112, and the first mounting hole and the second mounting hole are both threaded structures. The connecting member 223 can be a connecting bolt, which is passed through the first mounting hole and the second mounting hole to be able to detachably connect the connecting block 222 and the side panel 110.

[0040] Reference Figure 1 It can be understood that there are multiple arc-shaped grooves 112 and they are arranged in sequence and spaced apart in the vertical direction, and the connecting block 222 is arranged in one of the arc-shaped grooves 112.

[0041] Both sides of the side panel 110 are provided with a plurality of arc grooves 112 arranged in sequence and spaced apart in the vertical direction; the connecting block 222 and the side panel 110 can be connected by a connecting piece 223, and the connecting piece 223 can be removed according to the specific actual situation so that the connecting block 222 can be removed from the side panel 110, and the side panel 110 is provided with a plurality of arc grooves 112 arranged in sequence and spaced apart in the vertical direction, and the connecting block 222 can be reinstalled in any arc groove 112 to change the height of the connecting block 222, thereby adjusting the height of the abutting portion 230, so that the abutting portion 230 can adapt to the adjustment block in the limiting groove 111.

[0042] Specifically, the adjustment block can move in the vertical direction in the limiting groove 111, and the connecting block 222 is installed in an arc groove 112 close to the adjustment block; wherein, the connecting blocks 222 located on both sides of the side plate 110 are installed in the arc groove 112 at the same height, so that the abutment portion 230 can stably clamp the adjustment block.

[0043] Reference Figure 1 and Figure 2 It can be understood that a rotating rod 300 is further included, and the rotating rod 300 is connected to an end of the screw rod 210 away from the abutment portion 230; an axial direction of the rotating rod 300 and an axial direction of the screw rod 210 form an angle.

[0044] By rotating the rotating rod 300, the rotating rod 300 is rotated around the axial direction of the screw 210 to drive the screw 210 to rotate; by setting the rotating rod 300, it is convenient for users to drive the screw 210 to rotate by rotating the rotating rod 300, thereby reducing the difficulty of rotating the screw 210; specifically, the axial direction of the rotating rod 300 is set perpendicular to the axial direction of the screw 210.

[0045] Reference Figure 2 It can be understood that a through hole 211 is provided at one end of the screw rod 210 away from the abutment portion 230, and the rotating rod 300 can be slidably penetrated through the through hole 211. Limit blocks 310 are provided at both ends of the rotating rod 300, and the cross-section of the limit blocks 310 is larger than the cross-section of the through hole 211.

[0046] Since the cross-section of the limit block 310 is larger than the cross-section of the through hole 211, the sliding rotating rod 300 can make the limit block 310 abut against the outer side of the screw rod 210 to prevent the rotating rod 300 from sliding out of the through hole 211; the operator can, based on the principle of leverage, make the rotating rod 300 slide relative to the screw rod 210 to make a limit block 310 at one end of the rotating rod 300 slide until it abuts against the outer side of the screw rod 210, and the operator can rotate the rotating rod 300 from the end away from the limit block 310 to reduce the difficulty of rotation.

[0047] refer to Figure 1 and Figure 2 According to the circular knife die-cutting machine of the second embodiment of the utility model, the circular knife die-cutting machine includes the adjusting device of the first embodiment mentioned above.

[0048] It can be understood that a circular die-cutting roller is also included; the two ends of the circular die-cutting roller are rotatably connected to the adjustment blocks of the two adjustment mechanisms respectively.

[0049] In the embodiment of the utility model, the two ends of the circular die-cutting roller can be rotatably connected to the adjustment blocks of the two adjustment mechanisms respectively, and the adjustment blocks can move in the limiting groove 111 along the first horizontal direction, and the position of the end of the circular die-cutting roller can be controlled by adjusting the position of the adjustment blocks; since the axial direction of the screw rod 210 is arranged in the same direction as the first horizontal direction, rotating the screw rod 210 can make the screw rod 210 move along the first horizontal direction, so as to drive the abutment part 230 to move along the first horizontal direction, so that the two abutment parts 230 can clamp the adjustment blocks, and by rotating the screw rod 210, the adjustment blocks can be moved in the first horizontal direction. The position of the upper adjusting abutment portion 230 is adjusted; by synchronously rotating the screws 210 of the two adjusting components 200 of an adjusting mechanism, the position of the adjusting block in the first horizontal direction can be controlled to control the position of one end of the circular die-cutting roller, and by adjusting the positions of the adjusting blocks of the two adjusting mechanisms in the first horizontal direction to respectively control the positions of the two ends of the circular die-cutting roller, the position of the circular die-cutting roller can be adjusted, and the axial direction of the circular die-cutting roller can be adjusted, so that the circular die-cutting roller can adapt to the feeding direction of the material belt conveyed by the upper feeding mechanism, thereby ensuring the die-cutting processing quality of the circular die-cutting roller.

[0050] Finally, it should be noted that although the above embodiments have been described in the specification and drawings of this application, this does not limit the scope of patent protection of this application. All technical solutions generated by replacing or modifying equivalent structures or equivalent processes based on the essential concept of this application using the contents recorded in the specification and drawings of this application, as well as directly or indirectly implementing the technical solutions of the above embodiments in other related technical fields, are included in the scope of patent protection of this application.

Claims

1. A regulating device, characterized in that: include: An adjustment mechanism comprises a mounting assembly (100) and an adjustment assembly (200); the mounting assembly (100) comprises a side plate (110) and an adjustment block; the side plate (110) is provided with a limiting groove (111), the adjustment block is arranged in the limiting groove (111), and the adjustment block can move in the limiting groove (111) along a first horizontal direction; two adjustment assemblies (200) are provided; the adjustment assemblies (200) comprise a screw rod (210), a connecting portion (220) and an abutting portion (230); the connecting portions (220) of the two adjustment assemblies (200) are respectively arranged on both sides of the side plate (110) along the first horizontal direction, and are connected to the side plate (110); the connecting portion (220) is provided with a first connecting hole (221), the screw rod (210) is provided with a connecting portion (220), and the connecting portion (230) is provided with a connecting hole (221). 0) is threadedly connected to the first connecting hole (221), and the axial direction of the screw rod (210) is arranged in the same direction as the first horizontal direction; the abutment portion (230) is arranged on a side of the screw rod (210) close to the other adjusting component (200), the abutment portions (230) of the two adjusting components (200) are arranged opposite to each other, and the adjusting block is located between the abutment portions (230) of the two adjusting components (200); rotating the screw rod (210) can make the abutment portions (230) of the two adjusting components (200) approach each other until they abut against opposite sides of the adjusting block; two adjusting mechanisms are provided, the side plates (110) of the two adjusting mechanisms are arranged opposite to each other, and the adjusting blocks of the two adjusting mechanisms can be rotatably connected to the two ends of the circular die-cutting roller respectively.

2. The adjusting device according to claim 1, characterized in that: The limiting groove (111) is extended in the vertical direction.

3. The adjusting device according to claim 2, characterized in that: One end of the limiting groove (111) extends to the top end of the side plate (110).

4. The adjusting device according to claim 1, characterized in that: A second connection hole (231) is provided at one end of the abutment portion (230) close to the screw rod (210), the screw rod (210) is threadedly connected to the second connection hole (231), and an abutment plane (232) for abutting against the adjustment block is provided at one end of the abutment portion (230) away from the screw rod (210).

5. The adjusting device according to claim 1, characterized in that: The connecting portion (220) comprises a connecting block (222) and a connecting piece (223); the first connecting hole (221) is arranged on the connecting block (222); arc-shaped grooves (112) are arranged on both sides of the side plate (110); an arc surface is arranged on the outer side of the connecting block (222); the connecting block (222) is arranged in the arc-shaped groove (112), and the arc surface abuts against the inner wall surface of the arc-shaped groove (112); the connecting piece (223) detachably connects the connecting block (222) and the side plate (110).

6. The adjusting device according to claim 5, characterized in that: The arc-shaped grooves (112) are provided in plurality and are arranged in sequence and at intervals along the vertical direction, and the connecting block (222) is arranged in one of the arc-shaped grooves (112).

7. The adjusting device according to claim 1, characterized in that: It also comprises a rotating rod (300), the rotating rod (300) being connected to an end of the screw rod (210) away from the abutment portion (230); an angle is formed between the axial direction of the rotating rod (300) and the axial direction of the screw rod (210).

8. The adjusting device according to claim 7, characterized in that: A through hole (211) is provided at one end of the screw rod (210) away from the abutment portion (230), the rotating rod (300) is slidably inserted into the through hole (211), and limit blocks (310) are provided at both ends of the rotating rod (300), the cross section of the limit blocks (310) being larger than the cross section of the through hole (211).

9. Circular die cutting machine, characterized in that: include: The regulating device according to any one of claims 1 to 8.

10. The circular die cutting machine according to claim 9, characterized in that: It also includes a circular die-cutting roller; the two ends of the circular die-cutting roller are rotatably connected to the two adjustment blocks of the adjustment mechanism.

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