Die cutter capable of adjusting cutting size on line

Abstract

The utility model discloses a die-cutting rule capable of adjusting cutting size on line, which belongs to the technical field of die-cutting rules, and comprises a rotary drum, two blades are arranged on the outer side of the rotary drum, the rotary drum is connected with the two blades through two adjusting assemblies, a driving assembly is arranged at the position close to the center of the rotary drum, roll shafts are arranged on two sides of the rotary drum, and the roll shafts are connected with the rotary drum through the adjusting assemblies. Length adjusting and cleaning devices are mounted on the two sides of the rotary drum and located between the two roll shafts, and the roll shafts are connected with the length adjusting and cleaning devices through two buffer connecting devices; by arranging the length adjusting and cleaning device, a worker can adjust the overall length of the die-cutting knife to a certain degree through the cooperation of a connecting column, a first screw and other structures when needed, and therefore the working requirements under different conditions are better met; and a worker can clean the blade through cooperation of a fan and other structures when needed, and then the working capacity of the die-cutting knife is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of die cutting knife, specifically relates to a die cutting knife of online regulation cutting size. BACKGROUND

[0002] The die cutting knife is a cutter for die cutting process, which is used for cutting printed matter or other paper products according to a pre-designed pattern.

[0003] Chinese patent application No. 202321598981.5 discloses a die cutting knife for online regulation of cutting size, relating to the technical field of die cutting knives, comprising a rotating drum, both sides of the rotating drum are provided with roller shafts, and symmetrical grooves are formed on the outer surface of the rotating drum; an adjusting assembly is fixedly connected to the outer surface of the rotating drum, the adjusting assembly comprises a mounting seat, a motor is fixedly connected to the upper surface of the mounting seat, the output end of the motor is slidingly penetrated through the mounting seat and the rotating drum, a rotating shaft is fixedly connected to the output end of the motor, and a first bevel gear is fixedly connected to the end surface of the rotating shaft. In the utility model, when the cutting size needs to be adjusted for processing workpieces of different cutting sizes, the motor can be started to drive the blade to move, achieving the purpose of adjusting the cutting size, avoiding the problem of complicated disassembly and replacement of the die cutting knife, and improving the work efficiency.

[0004] 1. The above-mentioned disclosed patent has the problems of inconvenient adjustment of the overall length of the die cutting knife and inconvenient cleaning of the blade, thereby reducing the working capacity of the die cutting knife; 2. The above-mentioned disclosed patent has the problem of being easily affected by vibration, thereby reducing the practicability of the die cutting knife. UTILITY MODEL CONTENTS

[0005] To solve the problems raised in the above background art, the utility model provides a die cutting knife for online regulation of cutting size, which has the characteristics of high working capacity and strong practicability.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a die cutting knife for online regulation of cutting size, comprising a rotating drum, two blades are arranged on the outer side of the rotating drum, the rotating drum and the two blades are connected through two adjusting assemblies, a driving assembly is installed at the central position of the rotating drum, roller shafts are arranged on both sides of the rotating drum, length-adjusting and cleaning devices are installed at positions between the two roller shafts on both sides of the rotating drum, and the roller shafts and the length-adjusting and cleaning devices are connected through two buffer connecting devices.

[0007] Preferably, the length-adjusting cleaning device comprises a connecting cylinder, threaded holes, a cleaning assembly, a connecting column, a first screw and a connecting plate, the connecting cylinder is installed on both sides of the rotating cylinder and between the two roller shafts, the inner side of the connecting cylinder is provided with the connecting column, the top of the connecting cylinder is provided with the first screw through screwing, the top of the connecting column is provided with a plurality of threaded holes, the outer side of the connecting cylinder and on the side of the first screw is provided with the connecting plate through bearing, and the cleaning assembly is installed below the connecting plate.

[0008] Preferably, the cleaning assembly comprises a lifting cylinder, a fan and an electric telescopic rod, the electric telescopic rod is installed below the connecting plate, the lifting cylinder is installed below the electric telescopic rod, and the fan is installed on the inner side of the lifting cylinder.

[0009] Preferably, the cleaning assembly further comprises a separation net, and the separation net is installed on the inner side of the lifting cylinder and on both sides of the fan.

[0010] Preferably, the buffer connecting device comprises an outer cylinder body, a damper, an inner plate body and an elastic rubber cylinder, the outer cylinder body is installed on the side of the connecting column close to the roller shaft, the inner plate body is installed on the side of the roller shaft and inside the outer cylinder body, the elastic rubber cylinder is installed between the inner side of the outer cylinder body and the side of the inner plate body, and the damper is installed between the inner side of the outer cylinder body and the side of the inner plate body and inside the elastic rubber cylinder.

[0011] Preferably, the buffer connecting device further comprises a second screw, and the second screw is installed on the top and the bottom of the outer cylinder body through screwing.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] 1、The length-adjusting cleaning device is arranged, so that the staff can adjust the overall length of the die cutting knife through the cooperation of the connecting column and the first screw and the like structure when needed, so that the working needs in different situations are better met, and the staff can clean the blade through the cooperation of the fan and the like structure when needed, thereby improving the working capacity of the die cutting knife.

[0014] 2、The buffer connecting device is arranged, so that the staff can buffer the external vibration through the cooperation of the damper and the elastic rubber cylinder and the like structure when needed, thereby reducing the possibility of adverse effects of external vibration on work, and thereby improving the practicality of the die cutting knife. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a perspective view of the utility model;

[0016] Figure 2 It is a perspective cut view of the utility model;

[0017] Figure 3 It is the three-dimensional section view of the length adjusting and cleaning device of the utility model;

[0018] Figure 4 It is the three-dimensional section view of the buffer connecting device of the utility model.

[0019] In the figure: 1, rotary drum; 2, drive assembly; 3, length adjusting and cleaning device; 31, connecting cylinder; 32, threaded hole; 33, cleaning assembly; 331, separation net; 332, lifting cylinder; 333, fan; 334, electric telescopic rod; 34, connecting column; 35, first screw; 36, connecting plate; 4, roller shaft; 5, buffer connecting device; 51, outer cylinder body; 52, damper; 53, inner plate body; 54, second screw; 55, elastic rubber cylinder; 6, adjusting assembly; 7, blade. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0021] Embodiment 1

[0022] Please refer to Figures 1-4 The utility model provides the following technical scheme: a die cutting knife for online adjustment of cutting size, including rotary drum 1, the outside of rotary drum 1 is provided with two blades 7, rotary drum 1 and two blades 7 are connected through two adjusting assemblies 6, the central position of rotary drum 1 is installed with drive assembly 2, the both sides of rotary drum 1 are provided with roller shaft 4, the both sides of rotary drum 1 and the position between two roller shafts 4 are installed with length adjusting and cleaning device 3, and roller shaft 4 and length adjusting and cleaning device 3 are connected through two buffer connecting devices 5.

[0023] Specifically, length adjusting and cleaning device 3 includes connecting cylinder 31, threaded hole 32, cleaning assembly 33, connecting column 34, first screw 35 and connecting plate 36, the both sides of rotary drum 1 and the position between two roller shafts 4 are installed with connecting cylinder 31, the inside of connecting cylinder 31 is provided with connecting column 34, the top of connecting cylinder 31 is installed with first screw 35 by screw thread, the top of connecting column 34 is provided with a plurality of threaded holes 32, the outside of connecting cylinder 31 and the position at the side of first screw 35 are installed with connecting plate 36 by bearing, and the below of connecting plate 36 is installed with cleaning assembly 33.

[0024] Through the cooperation of the connecting column 34 and the first screw 35 and other structures, the overall length of the die cutting knife can be adjusted when needed, so that the work needs in different situations can be better met.

[0025] Specifically, the cleaning assembly 33 includes a lifting cylinder 332, a fan 333 and an electric telescopic rod 334. The electric telescopic rod 334 is installed below the connecting plate 36, the lifting cylinder 332 is installed below the electric telescopic rod 334, and the fan 333 is installed inside the lifting cylinder 332.

[0026] Through the cooperation of the connecting column 34 and the first screw 35 and other structures, the overall length of the die cutting knife can be adjusted when needed, so that the work needs in different situations can be better met.

[0027] Specifically, the cleaning assembly 33 further includes a screen 331, and the screen 331 is installed inside the lifting cylinder 332 and located on both sides of the fan 333.

[0028] Through the cooperation of the connecting column 34 and the first screw 35 and other structures, the overall length of the die cutting knife can be adjusted when needed, so that the work needs in different situations can be better met.

[0029] When the die cutting knife is needed, the worker rotates the first screw 35 on the connecting cylinder 31 in the length-adjusting and cleaning device 3 to separate it from the threaded hole 32 on the connecting column 34, then pulls the roller shaft 4 to move the connecting column 34 and other structures, and adjusts the overall length of the die cutting knife. Then the worker reversely rotates the first screw 35 to connect it with the corresponding threaded hole 32, and then installs the roller shaft 4 on the driving device, operates the driving assembly 2 on the rotating cylinder 1 to adjust the position of the blade 7 through the adjusting assembly 6, and adjusts the cutting size online. The worker starts the fan 333 in the lifting cylinder 332 to blow off the dirt adhered to the surface of the rotating blade 7, adjusts the cleaning position through the electric telescopic rod 334, moves the lifting cylinder 332 to a height that does not affect the work through the electric telescopic rod 334, turns off the fan 333, and operates the driving device to drive the die cutting knife to work, so that the die cutting knife can be used. The screen 331 plays a role in isolating impurities.

[0030] Embodiment 2

[0031] The difference between the embodiment and the embodiment 1 is that the buffer connecting device 5 comprises an outer cylinder 51, a damper 52, an inner plate body 53 and an elastic rubber cylinder 55, the outer cylinder 51 is installed on one side of the connecting column 34 close to the roller shaft 4, the inner plate body 53 is installed on one side of the roller shaft 4 and inside the outer cylinder 51, the elastic rubber cylinder 55 is installed between the inner side of the outer cylinder 51 and one side of the inner plate body 53, and the damper 52 is installed between the inner side of the outer cylinder 51 and one side of the inner plate body 53 and inside the elastic rubber cylinder 55.

[0032] Through the above technical scheme, the staff can buffer the external vibration through the cooperation of the damper 52 and the elastic rubber cylinder 55 and other structures, thereby reducing the possibility of adverse effects of external vibration on work.

[0033] Specifically, the buffer connecting device 5 further comprises a second screw 54, and the top and bottom of the outer cylinder 51 are both installed with the second screw 54 through threads.

[0034] Through the above technical scheme, the staff can fix the relative position between the outer cylinder 51 and the inner plate body 53 through the two second screws 54, thereby preventing the buffer work from being carried out, and better meeting the needs of work.

[0035] When the embodiment is used, when encountering external vibration, the staff can unscrew each second screw 54 in each of the two buffer connecting devices 5 in advance, so that the outer cylinder 51 and the inner plate body 53 lose relative fixation, and then the external vibration can be buffered through the damper 52 and the elastic rubber cylinder 55, thereby reducing the possibility of adverse effects on work.

[0036] The structure and principle of the driving assembly 2 composed of the mounting seat, the motor, the rotating shaft, the first bevel gear and the display screen, the roller shaft 4, the adjusting assembly 6 composed of the second bevel gear, the lead screw, the sliding rod, the connecting plate and the infrared distance sensor, and the blade 7 have been disclosed in a die cutting knife for online adjustment of cutting size with Chinese patent application No. 202321598981.5, and the working principle is that when the die cutting knife is used, the roller shafts on both sides of the rotating drum are connected with the driving device, the driving device drives the rotating drum to rotate through the connection of the roller shafts, the rotating drum drives the blade to rotate to complete the die cutting of the workpiece, when different cutting sizes of workpieces need to be machined, the distance between the blades can be directly adjusted to achieve the purpose of adjusting the cutting size, the motor can drive the rotating shaft to rotate, the first bevel gear can be driven to rotate through the rotation of the rotating shaft, the second bevel gears on both sides can be simultaneously driven to rotate through the rotating drum of the first bevel gear, the lead screw can be driven to rotate through the rotation of the second bevel gear, the connecting plate can be moved through the rotation of the lead screw, the connecting plate can be limited through the sliding of the sliding rod in the sliding groove, the connecting plate can move along the sliding groove when the lead screw rotates, the connecting plate can drive the blade to move through the connection of the sliding rod, that is, the adjustment of the use position of the blade is completed, the adjustment of the cutting size can be completed by directly starting the motor, the problem that the die cutting knife is relatively complicated to disassemble and replace is avoided, the working efficiency is improved, the distance between the two connecting plates can be measured through the setting of the infrared distance sensor, that is, the distance data of the two blades are obtained, the data measured by the infrared distance sensor can be displayed on the display screen, so that the working staff can observe the adjustment data of the cutting size in real time, the two infrared distance sensors are used on the display screen at the same time, and the two infrared distance sensors can be calibrated with each other through the display data, the distance data on both sides can be used in time when the position of the blade is inclined, so that the deviation of the cutting position is avoided, and the processing quality of the die cutting knife is improved.

[0037] The structure and principle of the damper 52 in the utility model have been disclosed in a washing machine damping device for smart home in Chinese patent application No. 201721446985.6, and the working principle is that the damper is composed of a piston and an oil tank, and the inside is full of oil liquid, when the object moves, the piston moves in the oil liquid, so that the energy is consumed and the movement of the object is slowed down.

[0038] The working principle and use process of the utility model: when needing to use the die cutting knife, the staff respectively rotates the first screw 35 on the connecting cylinder 31 in two length adjusting and cleaning devices 3, thereby making it separate from the threaded hole 32 on the connecting column 34, then respectively pulls two roller shafts 4, thereby driving two connecting columns 34 and other structures to move, and then adjusting the overall length of the die cutting knife, then the staff respectively reversely rotates two first screws 35, makes it connect with the corresponding threaded hole 32, then the staff installs two roller shafts 4 on the driving device, controls the driving assembly 2 on the rotating cylinder 1, makes it adjust the position of two blades 7 through two adjusting assemblies 6, and then adjusts the cutting size online, starts the driving device and drives the die cutting knife to rotate, the connecting plate 36 is connected with the bearing between the connecting cylinder 31, and under the action of gravity, the cleaning assembly 33 will always be below the connecting plate 36, the staff can start the fan 333 in the lifting cylinder 332, thereby blowing the sundries adhered to the surface of the blade 7 in rotation, the staff can adjust the cleaning position through the electric telescopic rod 334, then moves the lifting cylinder 332 to the height not affecting the work through the electric telescopic rod 334, closes the fan 333, controls the driving device and drives the die cutting knife to work, thereby using, the screen net 331 plays the role of isolating impurities; when encountering external vibration, the staff can previously unscrew each second screw 54 in two buffer connecting devices 5, makes the outer cylinder body 51 and the inner plate body 53 lose relative fixation, then can buffer external vibration through the damper 52 and the elastic rubber cylinder 55, reduces the possibility that the work is affected by bad influence.

[0039] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A die-cutting blade with online adjustable cutting size, comprising a rotating drum (1), wherein two blades (7) are arranged on the outer side of the rotating drum (1), the rotating drum (1) and the two blades (7) are connected by two adjusting components (6), a driving component (2) is installed near the center of the rotating drum (1), and rollers (4) are arranged on both sides of the rotating drum (1), characterized in that: The length-adjusting cleaning device (3) is installed on both sides of the rotating drum (1) and between the two roller shafts (4), and the roller shaft (4) is connected with the length-adjusting cleaning device (3) through two buffer connecting devices (5).

2. A die cutter for on-line adjustment of cutting size according to claim 1, characterized in that: The length-adjusting cleaning device (3) comprises a connecting cylinder (31), a threaded hole (32), a cleaning assembly (33), a connecting column (34), a first screw (35) and a connecting plate (36), the connecting cylinder (31) is installed on both sides of the rotating drum (1) and between the two roller shafts (4), the inner side of the connecting cylinder (31) is provided with the connecting column (34), the top of the connecting cylinder (31) is provided with the first screw (35) through screw connection, the top of the connecting column (34) is provided with a plurality of threaded holes (32), the outer side of the connecting cylinder (31) and on the side of the first screw (35) is provided with the connecting plate (36) through bearing connection, and the lower side of the connecting plate (36) is provided with the cleaning assembly (33).

3. A die cutter with on-line adjustment of cutting size according to claim 2, characterized in that: The cleaning assembly (33) comprises a lifting cylinder (332), a fan (333) and an electric telescopic rod (334), the lower side of the connecting plate (36) is provided with the electric telescopic rod (334), the lower side of the electric telescopic rod (334) is provided with the lifting cylinder (332), and the inner side of the lifting cylinder (332) is provided with the fan (333).

4. A die cutter with on-line adjustment of cutting size according to claim 3, characterized in that: The cleaning assembly (33) further comprises a separation net (331), and the inner side of the lifting cylinder (332) and on both sides of the fan (333) is provided with the separation net (331).

5. The on-line adjustable die cutter of claim 2 wherein: The buffer connecting device (5) comprises an outer cylinder body (51), a damper (52), an inner plate body (53) and an elastic rubber cylinder (55), the side of the connecting column (34) close to the roller shaft (4) is provided with the outer cylinder body (51), the side of the roller shaft (4) and on the inner side of the outer cylinder body (51) is provided with the inner plate body (53), the inner side of the outer cylinder body (51) and one side of the inner plate body (53) are provided with the elastic rubber cylinder (55), and the inner side of the outer cylinder body (51) and one side of the inner plate body (53) and on the inner side of the elastic rubber cylinder (55) are provided with the damper (52).

6. A die cutter with on-line adjustment of cutting size according to claim 5, characterized in that: The buffer connecting device (5) further comprises a second screw (54), and the top and bottom of the outer cylinder body (51) are provided with the second screw (54) through screw connection.

Images