CN216968058U - Roller mechanism for circular pressing and circular die cutting - Google Patents

Roller mechanism for circular pressing and circular die cutting Download PDF

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Publication number
CN216968058U
CN216968058U CN202220203985.8U CN202220203985U CN216968058U CN 216968058 U CN216968058 U CN 216968058U CN 202220203985 U CN202220203985 U CN 202220203985U CN 216968058 U CN216968058 U CN 216968058U
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shaft
cutting
die cutting
die
roller mechanism
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CN202220203985.8U
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Chinese (zh)
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张冠亚
郭庆亮
董占红
孙会杰
张罗平
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Nt Science And Technology Co ltd
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Nt Science And Technology Co ltd
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Abstract

The utility model relates to the technical field of die cutting, and discloses a roller mechanism for circular die cutting, which comprises a bottom shaft, a die cutting shaft and an optical shaft which are sequentially arranged from bottom to top, wherein the bottom shaft can be in clearance fit with the die cutting shaft selectively or in abutting-pressing fit with the shaft surface, and two groups of driving wheels are arranged on the bottom shaft at intervals; a first driven wheel is installed at the first end of the die-cutting shaft, the die-cutting shaft is matched with a corresponding driving wheel through the first driven wheel, and the bottom shaft is in abutting fit with the axial surface of the die-cutting shaft; the second end of mould cutting axle is installed the second and is followed the driving wheel, and the corresponding end of optical axis is provided with the third and follows the driving wheel, and the mould cutting axle is followed the driving wheel that the second was followed the driving wheel and is matched with from the driving wheel with the third that correspond respectively, and bottom shaft and mould cutting axle clearance fit, mould cutting axle and optical axis cross cutting cooperation. The roller mechanism for circular die cutting is in abutting press fit with the axial surface of a die cutting shaft through a bottom shaft so as to realize die cutting of materials; the die cutting shaft performs die cutting on the materials through the die cutting shaft and the optical axis, so that the number of groups of the driving wheels is reduced, and the die cutting precision is improved.

Description

Roller mechanism for circular pressing and circular die cutting
Technical Field
The utility model relates to the technical field of die cutting, in particular to a roller mechanism for circular die cutting.
Background
The roller mechanism for circular die cutting is applied to the printing industry at first and is a high-efficiency die cutting tool for replacing flat blanking. In order to realize the double effects of tangent and reverse cutting, the existing roller mechanism for circular die cutting generally comprises an avoiding roller, a die cutting shaft and an optical shaft, wherein the avoiding roller, the optical shaft and the die cutting shaft are sequentially arranged from bottom to top during tangent, a gap is formed between the avoiding roller and the optical shaft, a driving wheel is arranged at the corresponding end of each of the three shafts, the driving wheel on the avoiding roller drives the driving wheel on the optical shaft to rotate, the driving wheel on the optical shaft drives the driving wheel on the die cutting shaft to rotate, and the tangent to the material is realized through the rotation of the die cutting shaft and the optical shaft; when the anti-cutting, dodge the roller, cross cutting axle and optical axis set gradually, dodge also to have the clearance between roller and the cross cutting axle, set up the drive wheel through the end that corresponds at three axle, dodge the epaxial drive wheel rotation of drive pulley drive mould cutting on the roller, the epaxial drive wheel of cross cutting drives the epaxial drive wheel rotation of optical axis, through the rotation of optical axis and cross cutting axle, the realization is to the anti-cutting of material. Therefore, in the tangent and reverse cutting processes, three shafts are required to rotate, the number of groups of driving wheels is large, and the transmission precision and the die cutting precision are reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a roller mechanism for circular die cutting, which improves the transmission precision and the die cutting precision.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a roller mechanism for circular die cutting, which comprises a bottom shaft, a die cutting shaft and an optical shaft, wherein the bottom shaft, the die cutting shaft and the optical shaft are sequentially arranged from bottom to top;
a first driven wheel is mounted at the first end of the die cutting shaft, the die cutting shaft is matched with the corresponding driving wheel through the first driven wheel, and the bottom shaft is in abutting press fit with the axial surface of the die cutting shaft;
the second end of the die cutting shaft is provided with a second driven wheel, the corresponding end of the optical axis is provided with a third driven wheel, the die cutting shaft is matched with the corresponding driving wheel and the third driven wheel through the second driven wheel respectively, the bottom shaft is in clearance fit with the die cutting shaft, and the die cutting shaft is in die-cutting fit with the optical axis.
The roller mechanism for circular-pressing circular die-cutting comprises a bottom shaft, a die-cutting shaft and an optical shaft which are sequentially arranged, wherein the bottom shaft can be in selective clearance fit with the die-cutting shaft or in abutting press fit with the shaft surface; the second is installed from the driving wheel to the second end of cross cutting axle, the corresponding end of optical axis is provided with the third from the driving wheel, the cross cutting axle passes through the second from the driving wheel respectively with the action wheel that corresponds and the cooperation of third from the driving wheel, bottom shaft and cross cutting axle clearance fit, cross cutting axle and optical axis cross cutting cooperation, carry out the recut to the material through cross cutting axle and optical axis, this roller mechanism for the circular cross cutting of circle is pressed, can realize two kinds of different cross cutting functions, compared with prior art when tangent the group number of drive wheel has been reduced, the cross cutting precision has been improved.
As an above-mentioned circle is pressed a preferred scheme of roller mechanism for cross cutting, be provided with first support ring on the end axle, the cross cutting axle is including tangent axle and anti-axle of cutting, be provided with on the tangent axle and dodge the groove, the epaxial second support ring that is provided with of anti-cutting, first support ring can with dodge the groove or the cooperation of second support ring.
The clearance fit between the bottom shaft and the reverse cutting shaft is realized through the fit of the first support ring and the second support ring; through the cooperation of first support ring and dodging the groove, realize that the axial plane between bottom shaft and the tangent axle supports the press fit, above-mentioned simple structure switches relatively easily.
As an above-mentioned circle is pressed a preferred scheme of roller mechanism for cross cutting, the interval is provided with two on the end shaft first support ring, the epaxial interval of tangent is provided with two avoid the groove, the epaxial interval of reverse cut is provided with two the second support ring, every first support ring can with one the cooperation of second support ring butt, or every first support ring can stretch into one avoid the inslot.
The stable cooperation of first support ring and second support ring or with dodging the groove can be realized to above-mentioned setting.
As a preferable embodiment of the roller mechanism for circular die cutting, the circumferential surface of the bottom shaft is a polished surface, and the first support ring protrudes out of the polished surface.
The circumference face of end axle is the plain noodles for the end axle can regard as the optical axis to use, realizes that the axial plane between end axle and the cross cutting axle supports the press fit.
As a preferable scheme of the roller mechanism for circular die cutting, a smooth surface supporting area matched with the tangent axis is arranged on the bottom shaft.
And a smooth surface supporting area matched with the second supporting ring is arranged on the bottom shaft, so that the shaft surface between the bottom shaft and the die cutting shaft is in abutting press fit.
As a preferable scheme of the roller mechanism for circular die cutting, the two groups of driving wheels are respectively arranged at two ends of the bottom shaft.
Two groups of driving wheels are respectively arranged at two ends of the bottom shaft so as to reserve enough space for die-cutting materials.
As a preferred scheme of the roller mechanism for the circular die cutting, the die cutting shaft is a cutter shaft, a reverse cutting roller or a rubber roller.
The die cutting shaft is a cutter shaft, a reverse cutting roller or a rubber roller so as to realize different die cutting functions.
As a preferable scheme of the roller mechanism for circular die cutting, the driving wheel, the first driven wheel, the second driven wheel and the third driven wheel are all gears.
The stability of transmission can be guaranteed to above-mentioned setting.
As a preferred scheme of the roller mechanism for the circular die cutting, one of the two groups of driving wheels is in transmission connection with a driving mechanism.
The automatic driving of the driving wheel can be realized through the arrangement of the driving mechanism.
As a preferred scheme of the roller mechanism for the circular die cutting, the driving mechanism comprises a driving motor and a speed reducer which are sequentially in transmission connection, and the speed reducer is in transmission connection with one group of driving wheels.
The driving mechanism transmits driving force to the speed reducer through the driving motor so as to drive the driving wheel to rotate, and further realize stable driving of the driving wheel.
The utility model has the beneficial effects that: the bottom shaft can be in selective clearance fit or axial surface abutting press fit with the die cutting shaft, two groups of driving wheels are arranged on the bottom shaft at intervals, a first driven wheel is mounted at the first end of the die cutting shaft, the die cutting shaft is matched with the corresponding driving wheels through the first driven wheel, and the bottom shaft is in abutting press fit with the axial surface of the die cutting shaft so as to realize tangent to a material; the second is installed from the driving wheel to the second end of cross cutting axle, the corresponding end of optical axis is provided with the third from the driving wheel, the cross cutting axle is followed the driving wheel that the second was followed the driving wheel and the third that corresponds respectively and is followed the driving wheel cooperation, bottom shaft and cross cutting axle clearance fit, cross cutting axle and optical axis cross cutting cooperation, carry out the reverse cut through cross cutting axle and optical axis to the material, this roller mechanism for the cross cutting of circle pressure, can realize the cross cutting function of two kinds of differences, compared in prior art when the tangent the group number of drive wheel has been reduced, the cross cutting precision has been improved.
Drawings
FIG. 1 is a schematic structural diagram of a roller mechanism for circular die cutting according to the present invention;
FIG. 2 is a schematic structural view of the bottom shaft and the tangential shaft of the roller mechanism for circular die cutting according to the present invention.
In the figure:
1. a bottom shaft; 10. a polished surface; 11. a driving wheel; 12. a first support ring; 13. a smooth surface support area;
21. a first driven wheel; 22. a second driven wheel; 23. a second support ring; 24. an avoidance groove; 25. a shaft is cut rightly; 26. reversely cutting the shaft;
3. an optical axis; 31. a third driven wheel;
4. a drive mechanism;
5. a support frame.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
As shown in fig. 1 and fig. 2, the present embodiment provides a roller mechanism for circular die cutting, which includes a bottom shaft 1, a die cutting shaft and an optical axis 3, which are sequentially disposed, wherein the bottom shaft 1, the die cutting shaft and the optical axis 3 are sequentially rotatably disposed on a supporting frame 5 from bottom to top, the bottom shaft 1 can be selectively clearance-fitted with the die cutting shaft or press-fitted with an axial surface, and two groups of driving wheels 11 are disposed on the bottom shaft 1 at intervals; a first driven wheel 21 is arranged at the first end of the die cutting shaft, the die cutting shaft is matched with the corresponding driving wheel 11 through the first driven wheel 21, and the bottom shaft 1 is in abutting press fit with the axial surface of the die cutting shaft so as to realize tangent to the material; the second end of the die-cutting shaft is provided with a second driven wheel 22, the corresponding end of the optical axis 3 is provided with a third driven wheel 31, the die-cutting shaft is respectively matched with the corresponding driving wheel 11 and the third driven wheel 31 through the second driven wheel 22, the bottom shaft 1 is in clearance fit with the die-cutting shaft, the die-cutting shaft is in die-cutting fit with the optical axis 3, and materials are reversely cut through the die-cutting shaft and the optical axis 3; and the positions among all the shafts do not need to be changed back and forth, so that the use is more convenient.
Specifically, the bottom shaft 1 is provided with a first support ring 12, the die cutting shaft comprises a forward cutting shaft 25 and a backward cutting shaft 26, the forward cutting shaft 25 is provided with an avoiding groove 24 (see fig. 2), the backward cutting shaft 26 is provided with a second support ring 23 (see fig. 1), and the first support ring 12 can be matched with the second support ring 23 or the avoiding groove 24. The clearance fit between the bottom shaft 1 and the reverse cutting shaft 26 is realized through the fit of the first support ring 12 and the second support ring 23; through the cooperation of the first supporting ring 12 and the avoiding groove 24, the axial surface between the bottom shaft 1 and the tangent shaft 25 is pressed and matched, so that the bottom shaft 1 can be used as a matched pressing shaft with a die cutting shaft, the structure is simple, and the die cutting mode is easy to switch.
Illustratively, two first support rings 12 are arranged on the bottom shaft 1 at intervals, two avoidance grooves 24 are arranged on the tangent shaft 25 at intervals, two second support rings 23 are arranged on the opposite tangent shaft 26 at intervals, each first support ring 12 can be in butt fit with one second support ring 23, or each first support ring 12 can extend into one avoidance groove 24, and the arrangement can realize stable fit of the first support rings 12 with the second support rings 23 or with the avoidance grooves 24. When the bottom shaft 1 and the tangent shaft 25 are in axial surface abutting press fit, the two first support rings 12 correspondingly extend into the two avoidance grooves 24 respectively; when the bottom shaft 1 and the reverse cutting shaft 26 are in clearance, each first support ring 12 is correspondingly pressed against one second support ring 23.
Optionally, the circumferential surface of the bottom shaft 1 is the smooth surface 10, the first support ring 12 protrudes out of the smooth surface 10, and the circumferential surface of the bottom shaft 1 is the smooth surface 10, so that the bottom shaft 1 can be used as the optical axis 3, and the axial surface between the bottom shaft 1 and the tangent axis 25 is in abutting press fit.
Optionally, the bottom shaft 1 is provided with a smooth surface support area 13 matched with the tangent shaft 25, so as to realize axial surface pressing fit between the bottom shaft 1 and the tangent shaft 25. The specific arrangement position of the smooth surface support area 13 can be designed according to requirements.
Illustratively, two driving wheels 11 are respectively arranged at two ends of the bottom shaft 1 to leave enough space for the die-cutting material. In this embodiment, the driving wheel 11, the first driven wheel 21, the second driven wheel 22 and the third driven wheel 31 are all gears to ensure the stability of transmission.
Optionally, one of the two groups of driving wheels 11 is in transmission connection with a driving mechanism 4, and automatic driving of the driving wheels 11 can be realized through the driving mechanism 4. Specifically, actuating mechanism 4 is connected including the driving motor and the reduction gear of transmission in proper order, and the reduction gear is connected with one of them group action wheel 11 transmission, and actuating mechanism 4 passes through driving motor and transmits drive power for the reduction gear to drive the rotation of action wheel 11, and then realize the steady drive to action wheel 11.
Optionally, the die-cutting shaft is a cutter shaft, a reverse cutting roller or a rubber roller to realize different die-cutting functions.
As shown in fig. 2, the driving wheel 11 at the right end of the bottom shaft 1 is engaged with the first driven wheel 21 at the right end of the tangent shaft 25, the first supporting ring 12 extends into the avoiding groove 24, the smooth surface 10 of the bottom shaft 1 is matched with the tangent shaft 25, and the material enters between the bottom shaft 1 and the tangent shaft 25 to realize tangent to the material.
It should be noted that: since the optical axis 3 is not required when tangential, the optical axis 3 may not be required to be installed. Of course, the optical axis 3 may be mounted so as not to participate in the operation of the optical axis 3.
As shown in fig. 1, the driving wheel 11 at the left end of the bottom shaft 1 is engaged with the second driven wheel 22 at the left end of the reverse cutting shaft 26, the first support ring 12 is abutted against and matched with the second support ring 23, a gap is formed between the bottom shaft 1 and the reverse cutting shaft 26, materials which do not need die cutting can pass through the gap, the second driven wheel 22 is engaged with the third driven wheel 31 at the left end of the optical axis 3, and the materials to be die cut extend into the gap between the reverse cutting shaft 26 and the optical axis 3, so that the reverse cutting of the materials is realized.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, adaptations, and substitutions will occur to those skilled in the art without departing from the scope of the present invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. A roller mechanism for circular die cutting is characterized by comprising a bottom shaft (1), a die cutting shaft and an optical shaft (3) which are sequentially arranged from bottom to top, wherein the bottom shaft (1) can be in selective clearance fit with the die cutting shaft or in axial surface abutting press fit with the die cutting shaft, and two groups of driving wheels (11) are arranged on the bottom shaft (1) at intervals;
a first driven wheel (21) is mounted at the first end of the die-cutting shaft, the die-cutting shaft is matched with the corresponding driving wheel (11) through the first driven wheel (21), and the bottom shaft (1) is in abutting-pressing fit with the axial surface of the die-cutting shaft;
the second end of mould cutting axle is installed the second and is followed driving wheel (22), the corresponding end of optical axis (3) is provided with the third and follows driving wheel (31), the mould cutting axle passes through the second follow driving wheel (22) respectively with correspond action wheel (11) with the third cooperatees from driving wheel (31), bottom shaft (1) with mould cutting axle clearance fit, the mould cutting axle with optical axis (3) cross cutting cooperation.
2. The roller mechanism for circular die cutting according to claim 1, wherein the bottom shaft (1) is provided with a first support ring (12), the die cutting shaft comprises a forward cutting shaft (25) and a backward cutting shaft (26), the forward cutting shaft (25) is provided with an avoiding groove (24), the backward cutting shaft (26) is provided with a second support ring (23), and the first support ring (12) can be matched with the avoiding groove (24) or the second support ring (23).
3. The roller mechanism for circular die cutting according to claim 2, wherein two first supporting rings (12) are arranged on the bottom shaft (1) at intervals, two avoiding grooves (24) are arranged on the tangent shaft (25) at intervals, two second supporting rings (23) are arranged on the reverse shaft (26) at intervals, each first supporting ring (12) can be in butt fit with one second supporting ring (23), or each first supporting ring (12) can extend into one avoiding groove (24).
4. A roller mechanism for round die cutting according to claim 2, wherein the circumferential surface of the bottom shaft (1) is a smooth surface (10), and the first supporting ring (12) protrudes from the smooth surface (10).
5. A roller mechanism for circular die cutting according to claim 4, characterized in that the bottom shaft (1) is provided with a smooth surface support area (13) which is matched with the tangent axis (25).
6. A roller mechanism for circular cutting according to any one of claims 1 to 5, wherein two sets of driving wheels (11) are respectively provided at both ends of the bottom shaft (1).
7. A roller mechanism for circular die cutting according to any one of claims 1 to 5, wherein the die cutting shaft is a knife shaft, a reverse cutting roller or a rubber roller.
8. A round die cutting roller mechanism according to any of claims 1 to 5, characterized in that the driving wheel (11), the first driven wheel (21), the second driven wheel (22) and the third driven wheel (31) are all gears.
9. A roller mechanism for circular cutting according to any one of claims 1 to 5, wherein one of the two sets of driving wheels (11) is in transmission connection with a driving mechanism (4).
10. The roller mechanism for circular die cutting according to claim 9, wherein the driving mechanism (4) comprises a driving motor and a speed reducer in sequential transmission connection, and the speed reducer is in transmission connection with one group of the driving wheels (11).
CN202220203985.8U 2022-01-25 2022-01-25 Roller mechanism for circular pressing and circular die cutting Active CN216968058U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202220203985.8U CN216968058U (en) 2022-01-25 2022-01-25 Roller mechanism for circular pressing and circular die cutting

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202220203985.8U CN216968058U (en) 2022-01-25 2022-01-25 Roller mechanism for circular pressing and circular die cutting

Publications (1)

Publication Number Publication Date
CN216968058U true CN216968058U (en) 2022-07-15

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ID=82351659

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202220203985.8U Active CN216968058U (en) 2022-01-25 2022-01-25 Roller mechanism for circular pressing and circular die cutting

Country Status (1)

Country Link
CN (1) CN216968058U (en)

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