Brush adjusting device of die-cutting machine
By using a brush adjustment device for the die-cutting machine, the problem of the inability to adjust the brush angle has been solved, enabling flexible adjustment of the brush angle to meet the die-cutting needs of materials of different thicknesses and improving the applicability and paper collection quality of the die-cutting machine.
Patent Information
- Application Number
- CN202423162376.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-20
- Publication Date
- 2025-11-07
- Estimated Expiration
- 2034-12-20
AI Technical Summary
The angle of the die-cutting machine brush cannot be adjusted, which cannot meet the die-cutting needs of materials of different thicknesses.
A brush adjustment device for a die-cutting machine was designed, including components such as a positioning seat, a connecting plate, an adjusting rod, and a locking rod. Through the cooperation of these components, the brush angle can be flexibly adjusted and fixed.
It enables flexible adjustment of the brush angle to meet the die-cutting requirements of materials of different thicknesses, thereby improving the applicability of the die-cutting machine and the paper collection quality.
Smart Images
Figure CN223519768U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to die cutting machine technical field, specifically, relate to a die cutting machine brush adjusting device. BACKGROUND
[0002] In the die cutting process, to avoid the disorder of paper when collecting, or the phenomenon of holding paper edge after tooth row discharging, the collecting part is generally provided with a long strip-shaped paper pressing brush, which intermittently presses the paper tail, so as to obtain better paper collecting effect. The angle of the existing brush cannot be adjusted, which cannot meet the die cutting needs of materials with different thicknesses. CONTENT OF THE UTILITY MODEL
[0003] The utility model provides a die cutting machine brush adjusting device, solve the problem that the brush angle of die cutting machine in the prior art cannot be adjusted and cannot meet the die cutting needs of materials with different thicknesses.
[0004] The technical scheme of the utility model is as follows: a die cutting machine brush adjusting device is used for being connected between a brush seat and a supporting shaft of a die cutting machine, the brush seat is rotationally arranged on the periphery of the supporting shaft, and the key lies in that the die cutting machine brush adjusting device comprises,
[0005] A positioning seat is located outside the end of the brush seat, one end of the positioning seat is arranged on the supporting shaft, the other end of the positioning seat is provided with a first long slot, the length direction of the first long slot is perpendicular to the axial direction of the supporting shaft, and one side of the positioning seat is provided with an opening;
[0006] A connecting plate is located between the positioning seat and the brush seat in the middle of the connecting plate and is rotationally sleeved on the supporting shaft, one end of the connecting plate is connected with the brush seat, and the other end of the connecting plate extends to the other side of the positioning seat after penetrating through the opening;
[0007] A positioning plate is arranged on the connecting plate and located on the side, away from the brush seat, of the positioning seat, and the positioning plate is provided with a second long slot;
[0008] An adjusting rod is threadedly connected with the connecting plate after penetrating through the first long slot, the operating end of the adjusting rod is provided with a limiting ring, the limiting ring is in contact with the positioning seat and located on the side, away from the connecting plate, of the first long slot;
[0009] A locking rod is inserted into the second long slot, one end of the locking rod is located outside the positioning plate, and the other end of the locking rod is threadedly connected with the positioning seat.
[0010] The first operating handle is arranged on the operating end of the adjusting rod and is arranged perpendicularly to the adjusting rod, and the limiting ring is located between the first operating handle and the positioning seat.
[0011] The second operating handle is arranged on the locking rod and is located outside the positioning plate, and the second operating handle is arranged perpendicularly to the adjusting rod.
[0012] The buffering elastic member is sleeved on the periphery of the adjusting rod, one end of the buffering elastic member is connected to the connecting plate, and the other end of the buffering elastic member extends towards the limiting ring and is connected to the positioning seat.
[0013] The width of the first long hole is greater than the outer diameter of the buffering elastic member, the inner wall of the side of the positioning seat away from the connecting plate is provided with a blocking ring, the width of the blocking ring is less than the outer diameter of the buffering elastic member, the adjusting rod is inserted into the blocking ring, and the buffering elastic member is connected to the blocking ring.
[0014] The first operating handle is arranged on the operating end of the adjusting rod and is arranged perpendicularly to the adjusting rod, and the limiting ring is located between the first operating handle and the positioning seat.
[0015] The screw rod is arranged on the rack of the die-cutting machine, the length direction of the screw rod is arranged perpendicularly to the length direction of the supporting shaft, and the screw rod is arranged at both ends of the supporting shaft.
[0016] The screw nut is threadedly connected with the screw rod.
[0017] The connecting seat is connected with the screw nut at one end and is connected with the end of the supporting shaft at the other end, and the supporting shaft is used to move along the length direction of the screw rod after the screw rod is rotated.
[0018] The rotating handle is arranged on the rack and is located outside the rack at the operating end, the connecting end of the rotating handle is in transmission connection with one end of the screw rod, and the two screw rods are in transmission connection between the ends away from the rotating handle.
[0019] The connecting rod is located between the two screw rods, and the two ends of the connecting rod are connected with the connecting seats at the corresponding ends.
[0020] The connecting plate is detachably connected with the brush seat and is detachably connected with the positioning plate.
[0021] The positioning seat is detachably connected with the supporting shaft.
[0022] The utility model discloses a working principle and beneficial effect for: the positioning seat is located the end outside of brush seat, and one end of positioning seat is used to set up on the support shaft, and the other end of positioning seat has first long strip hole, and the length direction of first long strip hole is perpendicular with the axial direction of support shaft, and one side of positioning seat has the gap, the middle part of connecting plate is located between positioning seat and brush seat, and is used to rotate the sleeve and is installed on the support shaft, and one end of connecting plate is used for connecting with brush seat, and the other end of connecting plate extends to the other side of positioning seat after passing through the gap, positioning plate is set up on connecting plate, and is located the side of positioning seat away from brush seat, and positioning plate has second long strip hole, the connecting end of adjusting lever is connected with connecting plate after passing through first long strip hole, and the operating end of adjusting lever has the limit ring, and the limit ring is in contact with positioning seat, and is located the side of first long strip hole away from connecting plate, lock rod is inserted with second long strip hole, and one end of lock rod is located the outside of positioning plate, and the other end of lock rod is connected with positioning seat.
[0023] The positioning seat can provide installation and positioning basis for the connecting plate, the positioning plate, the adjusting lever and the lock rod. The connecting plate functions to connect the brush seat and the support shaft and the adjusting lever. The positioning plate is matched with the positioning seat and the lock rod to fix the position of the connecting plate. When the angle of the brush needs to be adjusted, the lock rod is rotated to separate the lock rod from the positioning plate, and then the adjusting lever is rotated. The support shaft and the positioning seat are not moved, the connecting plate is rotated upwards or downwards around the support shaft, the connecting plate drives the brush seat and the positioning plate to rotate synchronously, the position of the adjusting lever in the first long strip hole is changed, after adjustment, the lock rod is rotated again to screw the inner end of the lock rod with the positioning seat and clamp the positioning plate between the outer end of the lock rod and the positioning seat, so that the connecting plate and the brush seat can be locked in the current position. The utility model can flexibly adjust the angle of the brush, can meet the die cutting demand of materials with different thicknesses, and can improve the applicability of the die cutting machine. Through the cooperation of the adjusting lever and the lock rod, the adjustment and fixation of the angle of the brush can be conveniently realized, and the operation is simple and fast. The adjusted angle of the brush can be fixed firmly through the lock rod, the stability in the paper collecting process can be ensured, and the paper collecting quality is improved. BRIEF DESCRIPTION OF DRAWINGS
[0024] The above-mentioned characteristics, technical features, advantages and implementation modes of the utility model will be further explained in the following preferred embodiments in a clear and understandable manner combined with the drawings.
[0025] Figure 1 It is a structural schematic diagram of one direction of the utility model.
[0026] Figure 2 It is a structural schematic diagram of another direction of the utility model.
[0027] Figure 3 It is a connecting structure schematic diagram of the positioning plate, the connecting plate and the positioning seat in the utility model.
[0028] Figure 4 It is the structure schematic view of the positioning seat in the utility model.
[0029] Figure 5 It is the structure schematic view of the connection of the support shaft and the rack in one direction in the utility model.
[0030] Figure 6 It is the structure schematic view of the connection of the support shaft and the rack in another direction in the utility model.
[0031] Figure 7 It is the structure schematic view of the connection of one end of the positioning seat of the support shaft and the rack in the utility model.
[0032] Figure 8 It is the structure schematic view of the connection of one end of the positioning seat of the support shaft and the rack in the utility model.
[0033] In the figure: 1, positioning seat, 2, connecting plate, 3, positioning plate, 4, adjusting rod, 5, locking rod, 6, first long hole, 7, notch, 8, second long hole, 9, limit ring, 10, first operating handle, 11, second operating handle, 12, buffer elastic element, 13, baffle ring, 14, screw rod, 15, nut, 16, connecting seat, 17, rotating handle, 18, connecting rod, 19, brush holder, 20, support shaft, 21, rack. DETAILED DESCRIPTION
[0034] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the specific embodiments of the present application will be described below with reference to the drawings. Obviously, the drawings described below are only some embodiments of the present application, and those skilled in the art can obtain other drawings and other embodiments according to these drawings without creative labor.
[0035] In order to make the drawing simple, only the parts related to the utility model are shown in each drawing, which does not represent the actual structure of the product. In addition, in order to make the drawing simple and easy to understand, in some drawings, only one of the parts with the same structure or function is shown, or only one of them is marked. In this paper, "one" not only means "only one", but also means "more than one", and "several" includes "two" and "more than two".
[0036] In this article, it is necessary to explain that, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.
[0037] In addition, in the description of the present application, the terms "first", "second" and the like are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.
[0038] Embodiment, refer to Figures 1-4 For an embodiment of the utility model, a die-cutting machine brush adjusting device is proposed, which is used to be connected between the brush seat 19 and the supporting shaft 20 of the die-cutting machine, the brush seat 19 is rotationally arranged on the periphery of the supporting shaft 20, including a positioning seat 1, a connecting plate 2, a positioning plate 3, an adjusting rod 4, a locking rod 5, the positioning seat 1 is located on the outer side of the end of the brush seat 19, one end of the positioning seat 1 is used to be arranged on the supporting shaft 20, the other end of the positioning seat 1 is provided with a first long hole 6, the length direction of the first long hole 6 is perpendicular to the axial direction of the supporting shaft 20, one side of the positioning seat 1 is provided with an opening 7; the middle part of the connecting plate 2 is located between the positioning seat 1 and the brush seat 19, and is used to be rotationally sleeved on the supporting shaft 20, one end of the connecting plate 2 is used to be connected with the brush seat 19, the other end of the connecting plate 2 extends to the other side of the positioning seat 1 after passing through the opening 7; the positioning plate 3 is arranged on the connecting plate 2 and located on the side of the positioning seat 1 away from the brush seat 19, the positioning plate 3 is provided with a second long hole 8; the connecting end of the adjusting rod 4 passes through the first long hole 6 and is threadedly connected with the connecting plate 2, the operating end of the adjusting rod 4 is provided with a limiting ring 9, the limiting ring 9 is in contact with the positioning seat 1 and located on the side of the first long hole 6 away from the connecting plate 2; the locking rod 5 is inserted into the second long hole 8, one end of the locking rod 5 is located outside the positioning plate 3, the other end of the locking rod 5 is threadedly connected with the positioning seat 1.
[0039] In this embodiment, the length direction of the brush holder 19 is arranged along the left-right direction, the brush holder 19 is located in front of the support shaft 20, and the positioning seat 1 is located at the left end of the support shaft 20. The length direction of the brush holder 19 is the same as the length direction of the support shaft 20, the lower end of the positioning seat 1 is connected with the support shaft 20, the upper end of the positioning seat 1 has a first long slot 6, the length direction of the first long slot 6 is arranged along the front-rear direction, the front side of the positioning seat 1 has a gap 7. The right end of the connecting plate 2 is connected with the brush holder 19, the left end of the connecting plate 2 passes through the gap 7 and is connected with the positioning plate 3 located at the left side of the positioning seat 1, and the length direction of the second long slot 8 on the positioning plate 3 is arranged along the front-rear direction. The right end of the locking rod 5 is threadedly connected with the positioning seat 1, the left end of the locking rod 5 is located at the left side of the positioning plate 3, the left end of the locking rod 5 has a convex ring, and the positioning plate 3 is clamped between the convex ring of the locking rod 5 and the positioning seat 1. The lower end of the adjusting rod 4 is threadedly connected with the connecting plate 2 after passing through the first long slot 6, and the lower end surface of the limiting ring 9 located at the upper end of the adjusting rod 4 is in contact with the upper end surface of the positioning seat 1. The positioning seat 1 can provide installation and positioning bases for the connecting plate 2, the positioning plate 3, the adjusting rod 4 and the locking rod 5. The connecting plate 2 plays a role of connecting the brush holder 19 and the support shaft 20 and the adjusting rod 4. The positioning plate 3 cooperates with the positioning seat 1 and the locking rod 5 to fix the positions of the connecting plate 2 and the brush holder 19.
[0040] When the angle of the brush needs to be adjusted, the locking rod 5 is rotated to separate the locking rod 5 from the positioning plate 3, then the adjusting rod 4 is rotated, the support shaft 20 and the positioning seat 1 are not moved, the front side of the connecting plate 2 rotates upward or downward around the support shaft 20, the connecting plate 2 drives the brush holder 19 and the positioning plate 3 to rotate synchronously, the front-rear position of the adjusting rod 4 in the first long slot 6 changes, after the adjustment is completed, the locking rod 5 is rotated again to threadedly connect the inner end of the locking rod 5 with the positioning seat 1 and to clamp the positioning plate 3 between the outer end of the locking rod 5 and the positioning seat 1, so that the connecting plate 2 and the brush holder 19 can be locked at the current position. The utility model can flexibly adjust the angle of the brush, can meet the die cutting demand of materials with different thicknesses, and can improve the applicability of the die cutting machine. Through the cooperation of the adjusting rod 4 and the locking rod 5, the adjustment and fixation of the angle of the brush can be conveniently performed, and the operation is simple and fast. The adjusted angle of the brush can be firmly fixed through the locking rod 5, the stability in the paper collecting process can be ensured, and the paper collecting quality can be improved.
[0041] Further, as shown in Figure 1 , Figure 2 and Figure 3 , the utility model also includes a first operation handle 10, the first operation handle 10 is arranged at the operation end of the adjusting rod 4 and is arranged perpendicularly to the adjusting rod 4, and the limiting ring 9 is located between the first operation handle 10 and the positioning seat 1. The first operation handle 10 can provide a force point convenient for operation for adjusting the angle of the brush, so that the operator can more conveniently rotate the adjusting rod 4, thereby adjusting the angle of the brush holder 19, and the convenience of operation can be improved.
[0042] Further, as shown in Figure 1 and Figure 2 , it also comprises a second operating handle 11, which is arranged on the locking rod 5 and outside the positioning plate 3, and is arranged perpendicularly to the adjusting rod 4. The second operating handle 11 can provide a force point for conveniently operating the rotating of the locking rod 5. After adjusting the brush angle, the operator can quickly tighten the locking rod 5 through the second operating handle 11, which can improve the operation efficiency.
[0043] Further, as shown in Figure 1 , Figure 2 , Figure 3 , it also comprises a buffer elastic member 12, which is sleeved on the outer periphery of the adjusting rod 4, one end of the buffer elastic member 12 is connected with the connecting plate 2, and the other end of the buffer elastic member 12 extends to the direction of the limiting ring 9 and is connected with the positioning seat 1. The buffer elastic member 12 is sleeved on the outer periphery of the adjusting rod 4 and located in the gap 7 of the positioning seat 1, the lower end of the buffer elastic member 12 is connected with the connecting plate 2, and the upper end of the buffer elastic member 12 is connected with the positioning seat 1. During the adjustment of the brush angle, the buffer elastic member 12 can play a role in buffering and auxiliary positioning, avoiding the impact on the connecting plate 2 due to improper operation or sudden force, and prolonging the service life of the connecting plate 2. At the same time, it can also help to keep the position of the adjusting rod 4 stable and improve the adjustment accuracy.
[0044] Further, as shown in Figure 3 and Figure 4 , the width of the first long slot 6 is greater than the outer diameter of the buffer elastic member 12, the inner wall of the side of the positioning seat 1 away from the connecting plate 2 has a blocking ring 13, the width of the blocking ring 13 is less than the outer diameter of the buffer elastic member 12, the adjusting rod 4 is inserted with the blocking ring 13, and the buffer elastic member 12 is connected with the blocking ring 13. The blocking ring 13 can prevent the upper end of the buffer elastic member 12 from coming out, ensuring that the buffer elastic member 12 can work normally. At the same time, reasonable size design makes the adjusting rod 4 and the buffer elastic member 12 work cooperatively, improving the stability and reliability of the brush angle adjustment.
[0045] Further, as shown in Figure 5 , Figure 6 , Figure 7 and Figure 8 , the width of the first long slot 6 is greater than the outer diameter of the buffer elastic member 12, the inner wall of the side of the positioning seat 1 away from the connecting plate 2 has a blocking ring 13, the width of the blocking ring 13 is less than the outer diameter of the buffer elastic member 12, the adjusting rod 4 is inserted with the blocking ring 13, and the buffer elastic member 12 is connected with the blocking ring 13. The blocking ring 13 can prevent the upper end of the buffer elastic member 12 from coming out, ensuring that the buffer elastic member 12 can work normally. At the same time, reasonable size design makes the adjusting rod 4 and the buffer elastic member 12 work cooperatively, improving the stability and reliability of the brush angle adjustment.As shown, it also includes a lead screw 14, a nut 15, a connecting seat 16, the lead screw 14 is arranged to rotate on the frame 21 of the die cutting machine, the length direction of the lead screw 14 is arranged vertically to the length direction of the support shaft 20, and there are lead screws 14 at both ends of the support shaft 20; the nut 15 is threadedly connected with the lead screw 14; one end of the connecting seat 16 is connected with the nut 15, and the other end of the connecting seat 16 is used to connect with the end of the support shaft 20, and the support shaft 20 is used to move along the length direction of the lead screw 14 after the lead screw 14 rotates. The lead screw 14 is rotatably connected to the left and right sides of the frame 21, the length direction of the lead screw 14 is arranged along the front and back directions, the lead screw 14 is located below the support shaft 20, the nut 15 is threadedly connected to the lead screw 14, the nut 15 is located in front of the support shaft 20, and the left and right ends of the support shaft 20 are respectively connected with the corresponding nut 15. When the lead screw 14 is rotated, the nut 15 moves forward or backward along the lead screw 14, thereby driving the support shaft 20 to move, and further changing the front and back positions of the brush seat 19, which can increase the flexibility and adaptability of the equipment.
[0046] Further, as shown in Figure 5 and Figure 6 , it also includes a rotating handle 17, the rotating handle 17 is arranged to rotate on the frame 21, the operating end of the rotating handle 17 is located outside the frame 21, and the connecting end of the rotating handle 17 is in transmission connection with one end of a lead screw 14. Taking the rotating handle 17 arranged on the left side of the frame 21 and in transmission connection with the front end of the left lead screw 14 through two bevel gears as an example, the rear ends of the left and right lead screws 14 are in transmission connection, and the left end of the rotating handle 17 is located on the left side of the frame 21. The operator can conveniently control the rotation of the left lead screw 14 through the rotating handle 17, the left lead screw 14 drives the right lead screw 14 to rotate, thereby adjusting the front and back positions of the support shaft 20, which can improve the convenience and efficiency of operation.
[0047] Further, as shown in Figure 5 , Figure 6 , Figure 7 and Figure 8 , it also includes a connecting rod 18, the connecting rod 18 is located between the two lead screws 14, and the two ends of the connecting rod 18 are respectively connected with the corresponding connecting seat 16. The left and right connecting seats 16 are connected together through the connecting rod 18, which can ensure that the nuts 15 and the connecting seats 16 at both ends of the support shaft 20 move synchronously, avoid the support shaft 20 from tilting or being stuck due to asynchronization of both ends, and improve the stability and reliability of the equipment.
[0048] Further, the connecting plate 2 and the brush seat 19 are detachably connected, and the connecting plate 2 and the positioning plate 3 are detachably connected. The installation, disassembly and maintenance of the connecting plate 2 and the brush seat 19 are facilitated, and when the connecting plate 2 or the brush seat 19 is damaged, the connecting plate 2 or the brush seat 19 can be replaced alone without replacing the other component, so that the maintenance cost can be reduced. Meanwhile, the detachable connection is also convenient for cleaning and maintenance of the equipment.
[0049] Further, the positioning seat 1 and the support shaft 20 are detachably connected. The installation, disassembly and maintenance of the positioning seat 1 are facilitated, and when the positioning seat 1 is damaged, the positioning seat 1 can be replaced alone without replacing the support shaft 20, so that the maintenance cost can be reduced. Meanwhile, the detachable connection is also convenient for cleaning and maintenance of the equipment.
[0050] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present application and are not limited. Although the present application has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present application can be modified or replaced equivalently without departing from the spirit and scope of the technical solutions of the present application, and they should be covered in the scope of the claims of the present application.
Claims
1. A die cutting machine brush adjustment device for connection between a brush holder (19) of a die cutting machine and a support shaft (20) on which the brush holder (19) is rotatably arranged, characterized in that: The utility model relates to a brush holder, which comprises a positioning seat (1) located outside the end of the brush holder (19), one end of the positioning seat (1) is arranged on the supporting shaft (20), the other end of the positioning seat (1) is provided with a first long slot (6) whose length direction is perpendicular to the axial direction of the supporting shaft (20), one side of the positioning seat (1) is provided with an opening (7); a connecting plate (2) is arranged between the positioning seat (1) and the brush holder (19) and is sleeved on the supporting shaft (20), one end of the connecting plate (2) is connected with the brush holder (19), and the other end of the connecting plate (2) extends to the other side of the positioning seat (1) through the opening (7); a positioning plate (3) is arranged on the connecting plate (2) and located on the side of the positioning seat (1) away from the brush holder (19), and the positioning plate (3) is provided with a second long slot (8); an adjusting rod (4) is threadedly connected with the connecting plate (2) through the first long slot (6), and the operating end of the adjusting rod (4) is provided with a limiting ring (9) which is in contact with the positioning seat (1) and located on the side of the first long slot (6) away from the connecting plate (2); a locking rod (5) is inserted into the second long slot (8), one end of the locking rod (5) is located outside the positioning plate (3), and the other end of the locking rod (5) is threadedly connected with the positioning seat (1). Further comprising a first operating handle (10) arranged on the operating end of the adjusting rod (4) and arranged perpendicularly to the adjusting rod (4), and the limiting ring (9) is located between the first operating handle (10) and the positioning seat (1).
2. A brush adjustment device for a die cutting machine according to claim 1, wherein: Further comprising a second operating handle (11) arranged on the locking rod (5) and located outside the positioning plate (3), and the second operating handle (11) is arranged perpendicularly to the adjusting rod (4).
3. A brush adjustment device for a die cutting machine as defined in claim 1, wherein: Further comprising a buffer elastic member (12) sleeved around the adjusting rod (4), one end of the buffer elastic member (12) is connected with the connecting plate (2), and the other end of the buffer elastic member (12) extends to the limiting ring (9) and is connected with the positioning seat (1).
4. The brush adjustment device for a die cutting machine of claim 1, wherein: The width of the first long slot (6) is greater than the outer diameter of the buffer elastic member (12), the inner wall of the side of the positioning seat (1) away from the connecting plate (2) is provided with a blocking ring (13) with a width smaller than the outer diameter of the buffer elastic member (12), the adjusting rod (4) is inserted into the blocking ring (13), and the buffer elastic member (12) is connected with the blocking ring (13).
5. A brush adjustment device for a die cutting machine as defined in claim 4, wherein: Further comprising, 6. A die cutter brush adjustment device according to claim 1, wherein: A screw rod (14) is arranged on the frame (21) of the die-cutting machine, the length direction of the screw rod (14) is perpendicular to the length direction of the support shaft (20), and the screw rod (14) is arranged at both ends of the support shaft (20); A screw nut (15) is threadedly connected with the screw rod (14); A connecting seat (16) is connected with one end of the screw nut (15), and the other end of the connecting seat (16) is used for connecting with the end of the support shaft (20), and the support shaft (20) is used for moving along the length direction of the screw rod (14) after the screw rod (14) is rotated.
7. A brush adjustment device for a die cutting machine as defined in claim 6, wherein: A rotating handle (17) is arranged on the frame (21), the operating end of the rotating handle (17) is located outside the frame (21), the connecting end of the rotating handle (17) is drivingly connected with one end of the screw rod (14), and the two screw rods (14) are drivingly connected between the ends away from the rotating handle (17).
8. A brush adjustment device for a die cutting machine as defined in claim 6, wherein: A connecting rod (18) is arranged between the two screw rods (14), and the two ends of the connecting rod (18) are respectively connected with the connecting seat (16) at the corresponding end.
9. A brush adjustment device for a die cutting machine as defined in claim 1, wherein: The connecting plate (2) and the brush seat (19) are detachably connected, and the connecting plate (2) and the positioning plate (3) are detachably connected.
10. A brush adjustment device for a die cutting machine as defined in claim 1, wherein: The positioning seat (1) and the support shaft (20) are detachably connected.