CN219255767U - Waste discharge device of die-cutting machine and die-cutting machine - Google Patents
Waste discharge device of die-cutting machine and die-cutting machine Download PDFInfo
- Publication number
- CN219255767U CN219255767U CN202320313046.3U CN202320313046U CN219255767U CN 219255767 U CN219255767 U CN 219255767U CN 202320313046 U CN202320313046 U CN 202320313046U CN 219255767 U CN219255767 U CN 219255767U
- Authority
- CN
- China
- Prior art keywords
- waste discharge
- waste
- adhesive tape
- tape
- roller
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Folding Of Thin Sheet-Like Materials, Special Discharging Devices, And Others (AREA)
Abstract
The utility model provides a waste discharge device and cross cutting machine of cross cutting machine, wherein, waste discharge device includes waste discharge sticky tape blowing subassembly, waste discharge sticky tape lower compression roller and waste discharge sticky tape receipts material subassembly be equipped with waste discharge sticky tape fixed length unidirectional transport subassembly under the waste discharge sticky tape between compression roller and the waste discharge sticky tape receipts material subassembly, waste discharge sticky tape fixed length unidirectional transport subassembly is less than according to the setting in advance waste discharge sticky tape unidirectional transport of the bellied width of waste discharge sticky tape lower compression roller gives waste discharge sticky tape receipts material subassembly, waste discharge sticky tape receipts material subassembly carries out the rolling to waste discharge sticky tape. The utility model changes the advancing mode of the waste discharge adhesive tape in the prior art from the traditional mode of synchronous operation with the material to be die-cut into the mode of the waste discharge adhesive tape according to the preset stepping mode, wherein the stepping distance is smaller than or equal to the width of the bulge of the lower pressing roller of the waste discharge adhesive tape, so that the waste discharge parts can be arranged one by one or in an overlapping mode, the utilization rate of the waste discharge adhesive tape can be greatly improved, and the cost of the waste discharge adhesive tape is saved.
Description
Technical Field
The utility model relates to the technical field of die cutting, in particular to a waste discharging device of a die cutting machine and the die cutting machine.
Background
Many products, such as self-adhesive labels, mobile phone covers and the like, need to be die-cut with a plurality of holes in advance according to the requirements of the product to be pasted so as to correspond to corresponding positions on the product to be pasted which cannot be covered. In the prior art, for the mechanized waste discharge of the waste material at the semi-perforation position, a method of pasting and collecting is mainly adopted to discharge the waste material at the perforation position, and an automatic waste discharge structure of a die cutting machine is disclosed in Chinese patent document CN210500514U, namely the machine, and comprises a workbench, wherein the workbench is provided with the die cutting machine, and a waste discharge mechanism is arranged at the discharging side of the die cutting machine; the waste discharging mechanism comprises a tape discharging assembly, a tape collecting assembly and a tape penetrating between the tape discharging assembly and the tape collecting assembly, wherein the pressing element is arranged at the corresponding position of the workbench and presses the tape downwards, so that one side of the adhesive of the tape is contacted with the label paper conveyed on the workbench, and the waste after die cutting is stuck and collected.
The method for discharging hole waste by pasting and collecting has the advantages of high speed, high efficiency and no damage to the edge of the perforation, however, the method needs to run synchronously with the material to be die-cut, in reality, the half perforation in the material to be die-cut only occupies a part of the material to be die-cut, but the waste discharge tape with the same length as the material to be die-cut is also used, so that the waste discharge tape is only partially used, and most of the waste discharge tape is not used, so that the waste discharge tape is wasted, and the waste discharge material cost of a manufacturer is increased. How to improve the utilization rate of the waste discharge adhesive tape is a technical problem to be solved by technicians in the same industry.
Disclosure of Invention
Aiming at the problems in the prior art and overcoming the defects in the prior art, the utility model provides a waste discharge device of a die cutting machine and the die cutting machine.
The technical scheme of the utility model is as follows: the utility model provides a waste discharge device of cross cutting machine, including waste discharge sticky tape blowing subassembly, waste discharge sticky tape lower compression roller and waste discharge sticky tape receipts material subassembly be equipped with waste discharge sticky tape fixed length unidirectional transport subassembly under the waste discharge sticky tape between compression roller and the waste discharge sticky tape receipts material subassembly, waste discharge sticky tape fixed length unidirectional transport subassembly is less than according to the setting in advance waste discharge sticky tape unidirectional transport of the bellied width of compression roller under the waste discharge sticky tape gives waste discharge sticky tape receipts material subassembly, waste discharge sticky tape receipts material subassembly carries out the rolling to waste discharge sticky tape.
As an improvement to the utility model, the waste tape discharging assembly is a constant Zhang Lihui force discharging assembly, when the waste tape is separated from the bulge of the lower waste tape pressing roller, and if redundant waste tape exists between the lower waste tape pressing roller and the fixed-length one-way waste tape conveying assembly, the redundant waste tape is recovered by the waste tape discharging assembly.
As an improvement to the utility model, the waste discharge adhesive tape fixed-length unidirectional conveying assembly comprises a fixed-length driving roller and a fixed-length supporting roller, wherein the roller surface of the fixed-length driving roller is tightly contacted with the roller surface of the fixed-length supporting roller, one end of the fixed-length driving roller is provided with a driving roller gear, the same end of the fixed-length supporting roller is provided with a driven roller gear, and the driving roller gear is meshed with the driven roller gear.
As an improvement on the utility model, the waste adhesive tape collecting assembly is a constant tension pulling force collecting assembly.
The utility model also provides a die cutting machine, which comprises the waste discharging device of the die cutting machine.
Compared with the prior art, the utility model changes the advancing mode of the waste discharge adhesive tape in the prior art from the traditional mode of synchronous operation with the material to be die-cut into the waste discharge adhesive tape according to the preset stepping mode, and the stepping distance is smaller than or equal to the width of the bulge of the lower pressing roller of the waste discharge adhesive tape, so that the waste discharge parts can be arranged one by one or in an overlapping mode, the utilization rate of the waste discharge adhesive tape can be greatly improved, and the cost of the waste discharge adhesive tape is saved.
Drawings
FIG. 1 is a schematic block diagram of the method of the present utility model.
Fig. 2 is a schematic side view of a first embodiment of the device of the present utility model.
Fig. 3 is a schematic top view of fig. 2.
Fig. 4 is a schematic view of the embodiment of fig. 2 with the waste tape removed from the carrier roller of the material to be die cut.
Fig. 5 is a schematic side view of a second embodiment of the apparatus of the present utility model.
Fig. 6 is a schematic top view of fig. 5.
FIG. 7 is a schematic view of the effect of the present utility model.
Description of the embodiments
Referring to fig. 1, in the method for discharging waste adhesive tape of the die-cutting machine disclosed in fig. 1, a waste adhesive tape discharging lower pressing roller 12 (reference numerals refer to reference numerals of the following device parts, and the following description) of the waste adhesive tape discharging device is driven by a first servo motor 9 to rotate reversely with a material carrier roller 8 to be die-cut, specifically, the reverse rotation is realized by arranging a lower pressing roller gear 122 at one end of the waste adhesive tape discharging lower pressing roller 12 and arranging a carrier roller gear 81 at the same end of the material carrier roller 8 to be die-cut, and the lower pressing roller gear 122 is meshed with the carrier roller gear 81, and the method comprises the following steps:
s1, when a part 51 to be discharged on a material 5 to be die-cut reaches between a lower pressing roller 12 for discharging waste adhesive tape and a carrier roller 8 for the material to be die-cut, a protrusion 121 of the lower pressing roller 12 for discharging waste adhesive tape descends to press down one side of the waste adhesive tape 18 with adhesive tape so as to adhere the part 51 to be discharged;
s2, under the combined action of the protrusion 121 of the lower waste adhesive tape pressing roller 12 and the carrier roller 8 of the material to be die-cut, conveying the waste adhesive tape 18 adhered with the part 51 to be waste to the fixed-length one-way waste adhesive tape conveying assembly 19 between the lower waste adhesive tape pressing roller 12 and the waste adhesive tape collecting assembly 22, wherein the length of the conveyed waste adhesive tape 18 is the width of the protrusion 121, the fixed-length one-way waste adhesive tape conveying assembly 19 ensures that the waste adhesive tape 18 is only conveyed to the waste adhesive tape collecting assembly 22 and only can be conveyed by a preset length, for example, if the width of the protrusion 121 is 7mm, the longest length of the waste adhesive tape 18 conveyed to the fixed-length one-way waste adhesive tape conveying assembly 19 is 7mm under the action of the pressing traction force of the protrusion 121 and the carrier roller 8 of the material to be die-cut, and when the conveying length of the fixed-length waste adhesive tape conveying assembly 19 to the waste adhesive tape collecting assembly 22 is equal to 7mm, the whole waste adhesive tape 18 with the length of 7mm is rolled by the fixed-length waste adhesive tape collecting assembly 22; when the length of the waste tape fixed-length unidirectional conveying assembly 19 conveyed to the waste tape receiving assembly 22 is more than 0 and less than 7mm, the waste tape receiving assembly 22 only winds the waste tape 18 conveyed by the waste tape fixed-length unidirectional conveying assembly 19; the rest waste discharge adhesive tape 18 is stored between the waste discharge adhesive tape lower pressing roller 12 and the waste discharge adhesive tape fixed-length unidirectional conveying assembly 19 and is tensioned by the elastic tensioning roller 17; of course, the width of the protrusions 121 is 7mm, which is only an example, and is not intended to limit the present utility model; the width of the protrusions 121 may be selected between 1mm and 30 mm;
s3, conveying the waste discharge adhesive tape fixed-length unidirectional conveying assembly 19 to a waste discharge adhesive tape receiving assembly 22 according to the preset length of the waste discharge adhesive tape 18 conveyed in the step S2 or less, wherein the waste discharge adhesive tape receiving assembly 22 rolls; if the length of the waste discharge tape 18 conveyed by the waste discharge tape fixed-length unidirectional conveying assembly 19 is smaller than the length conveyed by the protrusion 121 and the material carrier roller 8 to be die-cut, the rotation speed of the waste discharge tape fixed-length unidirectional conveying assembly 19 is slowed down by adjusting the rotation speed ratio of the waste discharge tape lower pressing roller 12 to the waste discharge tape fixed-length unidirectional conveying assembly 19;
s4, the waste discharge adhesive tape discharging assembly 14 of the waste discharge device enables the waste discharge adhesive tape 18 to be in a pull-back state all the time, the pull-back force is smaller than the pressing traction force of the protrusions 121 and the material carrier roller 8 to be die-cut, in the embodiment, the waste discharge adhesive tape discharging assembly 14 can adopt a magnetic powder tension motor belt speed regulation control hand-operated roller assembly or a sliding motor belt speed regulation tension control hand-operated roller assembly, and when the force of the waste discharge adhesive tape 18 is overlarge, the magnetic powder tension motor can automatically slide according to a preset force value so as not to break the waste discharge adhesive tape 18; when the waste tape 18 is separated from the protrusion 121 of the waste tape lower pressing roller 12 (see fig. 4), if there is an excessive waste tape 18 between the waste tape lower pressing roller 12 and the waste tape fixed-length unidirectional conveying assembly 19, the waste tape discharging assembly 14 withdraws the excessive waste tape 18, thereby forming an overlapping arrangement of the waste parts 51 to be discharged;
s5, repeating the steps S1-S4 until the material to be die-cut is coiled.
Preferably, when only one motor is used and the motor drives the waste discharging device, the reverse power of the waste discharging adhesive tape discharging assembly 14 is provided by the first servo motor 9 and the waste discharging adhesive tape pressing roller 12 through the first synchronous belt 15 assembly, the power of the waste discharging adhesive tape fixed-length unidirectional conveying assembly 19 is provided by the waste discharging adhesive tape pressing roller 12 through the second synchronous belt 16, and the power of the waste discharging adhesive tape receiving assembly 22 is provided by the waste discharging adhesive tape fixed-length unidirectional conveying assembly 19 through the third synchronous belt 21.
Preferably, when the synchronous belt is not used for transmission, a full motor may be used to provide power, and the structure may be that the reverse power of the waste discharge tape discharging assembly 14 is provided by the second servo motor 141, the power of the waste discharge tape fixed-length unidirectional conveying assembly 19 is provided by the third servo motor 192, the power of the waste discharge tape receiving assembly 22 is provided by the fourth servo motor 221, and the first servo motor 9, the second servo motor 141, the third servo motor 192 and the fourth servo motor 221 are controlled by a control circuit (not shown).
Preferably, an elastic tensioning roller 17 for tensioning the waste discharge adhesive tape 18 is arranged between the waste discharge adhesive tape lower pressing roller 12 and the waste discharge adhesive tape fixed-length unidirectional conveying assembly 19.
Preferably, a supporting roller 13 for adjusting the wrap angle of the waste discharge tape 18 is arranged between the waste discharge tape discharging assembly 14 and the waste discharge tape pressing roller 12, and the wrap angle of the waste discharge tape 18 can be selected between more than 180 degrees and less than 150 degrees.
Referring to fig. 2-4, fig. 2-4 disclose a first embodiment of a waste discharging device of a die cutting machine, which includes a waste discharging adhesive tape discharging component 14, a waste discharging adhesive tape pressing roller 12 and a waste discharging adhesive tape receiving component 22, a waste discharging adhesive tape fixed-length unidirectional conveying component 19 is disposed between the waste discharging adhesive tape pressing roller 12 and the waste discharging adhesive tape receiving component 22, the waste discharging adhesive tape fixed-length unidirectional conveying component 19 is used for unidirectional conveying the waste discharging adhesive tape to the waste discharging adhesive tape receiving component 22 according to preset widths smaller than or equal to the protrusions 121 (three equally divided protrusions 121 in the embodiment, the protrusions 121 can be selected between 2-6) of the waste discharging adhesive tape pressing roller 12, and the waste discharging adhesive tape receiving component 22 rolls the waste discharging adhesive tape 18. For example, if the width of the protrusion 121 is 7mm, under the action of the pressing traction force of the protrusion 121 and the carrier roller 8 of the material to be die-cut, the longest length of the waste discharge adhesive tape 18 conveyed to the waste discharge adhesive tape fixed-length unidirectional conveying assembly 19 is 7mm, and when the length of the waste discharge adhesive tape fixed-length unidirectional conveying assembly 19 conveyed to the waste discharge adhesive tape receiving assembly 22 is equal to 7mm, all the waste discharge adhesive tapes 18 with the length of 7mm are rolled by the waste discharge adhesive tape receiving assembly 22; when the length of the waste tape fixed-length unidirectional conveying assembly 19 conveyed to the waste tape receiving assembly 22 is more than 0 and less than 7mm, the waste tape receiving assembly 22 only winds the waste tape 18 conveyed by the waste tape fixed-length unidirectional conveying assembly 19; the rest waste discharge adhesive tape 18 is stored between the waste discharge adhesive tape lower pressing roller 12 and the waste discharge adhesive tape fixed-length unidirectional conveying assembly 19 and is tensioned by the elastic tensioning roller 17; of course, the width of the protrusions 121 is 7mm, which is only an example, and is not intended to limit the present utility model; the width of the protrusions 121 may be selected between 1mm and 30 mm.
Preferably, the discharging adhesive tape discharging assembly 14 is a constant tension return discharging assembly, when the discharging adhesive tape is separated from the protrusion 121 (see fig. 4) of the discharging adhesive tape lower pressing roller 12, if the surplus discharging adhesive tape 18 exists between the discharging adhesive tape lower pressing roller 12 and the discharging adhesive tape fixed length unidirectional conveying assembly 19, the discharging adhesive tape discharging assembly 14 withdraws the surplus discharging adhesive tape 18, so that a plurality of parts 51 to be discharged can be overlapped (see fig. 7).
Preferably, the waste discharge tape fixed-length unidirectional conveying assembly 19 comprises a fixed-length driving roller 191 and a fixed-length supporting roller 20, wherein the roller surface of the fixed-length driving roller 191 is in close contact with the roller surface of the fixed-length supporting roller 20, a driving roller gear is arranged at one end of the fixed-length driving roller 191, a driven roller gear is arranged at the same end of the fixed-length supporting roller 20, and the driving roller gear is meshed with the driven roller gear.
Preferably, the waste tape take-up assembly 22 is a constant tension, pull-up assembly.
In this embodiment, the constant tension feeding component and the constant tension receiving component may be a magnetic powder motor belt speed regulation tension control hand-operated roller component or a sliding motor belt speed regulation tension control hand-operated roller component, when the force of the waste discharge adhesive tape 18 is too large, the magnetic powder tension motor may automatically slip according to a preset force value, so as not to break the waste discharge adhesive tape 18.
Referring to fig. 5 and 6, fig. 5 and 6 disclose a second embodiment of a waste discharging device of a die cutting machine, which has the same general structure as the first embodiment except that each shaft is driven by a corresponding motor, specifically, the reverse power of the waste discharging tape discharging assembly 14 is provided by a second servo motor 141, the power of the waste discharging tape fixed-length unidirectional conveying assembly 19 is provided by a third servo motor 192, the power of the waste discharging tape collecting assembly 22 is provided by a fourth servo motor 221, and the first servo motor 9, the second servo motor 141, the third servo motor 192 and the fourth servo motor 221 are controlled by a control circuit (not shown).
In this embodiment, the moment relationships of the various forces are: the reverse power of the waste discharge adhesive tape discharging assembly 14 is smaller than the pressing traction force of the protrusion 121 and the material carrier roller 8 to be die-cut, the elastic force of the elastic tensioning roller 17 is smaller than the reverse power of the waste discharge adhesive tape discharging assembly 14, the reverse power of the waste discharge adhesive tape discharging assembly 14 is smaller than the unidirectional force of the waste discharge adhesive tape fixed-length unidirectional conveying assembly 19, and the winding force of the waste discharge adhesive tape collecting assembly 22 is smaller than the elastic force of the elastic tensioning roller 17.
Referring to fig. 2 and 5 again, the present utility model also provides a die-cutting machine, which comprises the waste discharging device, and as can be seen from fig. 2 and 5, the die-cutting machine further comprises a material unreeling shaft 1, a cutting support roller 2, a round die cutter roller 3, a first support roller 7, a second support roller 10 and a material reeling roller 11; the material 5 to be die-cut is discharged from the material discharge shaft 1, and when passing through the cutting support roller 2 driven by the motor 4, the round die cutter roller 3 above the cutting support roller 2 cuts off the part of the discharged material 5 to form a portion 51 to be peeled (discharged waste). The die-cut material passes through a first supporting roller 7, passes through a waste discharge supporting roller 8 driven by a motor 9, passes through a second supporting roller 10 and is wound by a material winding roller 11.
In this embodiment, the discharged material 5 may be a self-adhesive material.
In both embodiments, all of the components and mechanisms may be secured to the frame plate 6.
Compared with the prior art, the utility model changes the advancing mode of the waste discharge adhesive tape in the prior art from the traditional mode of synchronous operation with the material to be die-cut into the waste discharge adhesive tape according to the preset stepping mode, and the stepping distance is smaller than or equal to the width of the bulge of the lower pressing roller of the waste discharge adhesive tape, so that the waste discharge parts can be arranged one by one or in an overlapping mode, the utilization rate of the waste discharge adhesive tape can be greatly improved, and the cost of the waste discharge adhesive tape is saved.
Claims (4)
1. The utility model provides a waste discharge device of cross cutting machine, includes waste discharge sticky tape blowing subassembly (14), waste discharge sticky tape lower compression roller (12) and waste discharge sticky tape receipts material subassembly (22), its characterized in that: the waste rubber belt winding device is characterized in that a waste rubber belt fixed-length unidirectional conveying assembly (19) is arranged between the waste rubber belt lower pressing roller (12) and the waste rubber belt collecting assembly (22), the waste rubber belt fixed-length unidirectional conveying assembly (19) is used for unidirectional conveying the waste rubber belt with the width smaller than or equal to that of the bulge (121) of the waste rubber belt lower pressing roller (12) to the waste rubber belt collecting assembly (22) according to preset, and the waste rubber belt collecting assembly (22) is used for winding the waste rubber belt.
2. The waste discharge device of a die-cutting machine of claim 1, wherein: the waste discharge adhesive tape discharging assembly (14) is a constant tension return discharging assembly, when the waste discharge adhesive tape is separated from the bulge (121) of the waste discharge adhesive tape lower pressing roller (12), if redundant waste discharge adhesive tape exists between the waste discharge adhesive tape lower pressing roller (12) and the waste discharge adhesive tape fixed-length unidirectional conveying assembly (19), the waste discharge adhesive tape discharging assembly (14) withdraws the redundant waste discharge adhesive tape.
3. The waste discharge device of a die-cutting machine according to claim 1 or 2, wherein: the waste discharge adhesive tape fixed-length unidirectional conveying assembly (19) comprises a fixed-length driving roller (191) and a fixed-length supporting roller (20), wherein the roller surface of the fixed-length driving roller (191) is tightly contacted with the roller surface of the fixed-length supporting roller (20), one end of the fixed-length driving roller (191) is provided with a driving roller gear, the same end of the fixed-length supporting roller (20) is provided with a driven roller gear, and the driving roller gear is meshed with the driven roller gear.
4. A die cutting machine, characterized in that: a waste discharge device comprising the die cutting machine of any one of claims 1-3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320313046.3U CN219255767U (en) | 2023-02-25 | 2023-02-25 | Waste discharge device of die-cutting machine and die-cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320313046.3U CN219255767U (en) | 2023-02-25 | 2023-02-25 | Waste discharge device of die-cutting machine and die-cutting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219255767U true CN219255767U (en) | 2023-06-27 |
Family
ID=86856125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320313046.3U Active CN219255767U (en) | 2023-02-25 | 2023-02-25 | Waste discharge device of die-cutting machine and die-cutting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219255767U (en) |
-
2023
- 2023-02-25 CN CN202320313046.3U patent/CN219255767U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4306928A (en) | Process for making adhesive tape | |
| CN107187923B (en) | Rubberizing machine | |
| CN210589657U (en) | Die cutting production line with small-size frame glue screen of full waste discharge device | |
| CN209970912U (en) | Punching and shearing equipment | |
| CN219255767U (en) | Waste discharge device of die-cutting machine and die-cutting machine | |
| CN117602435A (en) | Multi-station device for label stripping and cutting | |
| CN212667761U (en) | Electronic film slitting and packaging equipment | |
| CN117049257B (en) | Automatic high-efficient film cutting machine | |
| CN218707929U (en) | ACF glues rubberizing device | |
| CN116199027A (en) | Waste discharge method capable of saving adhesive tape for die cutting machine, waste discharge device and die cutting machine | |
| CN113335985A (en) | Processing technology of adhesive label paper | |
| CN219408617U (en) | Swing arm type waste discharge device and die cutting machine | |
| CN2407907Y (en) | Divided cutter | |
| CN215854268U (en) | Automatic cutting equipment for easy-to-tear sticker | |
| CN116040389A (en) | Waste discharge method capable of saving adhesive tape by swing arm, waste discharge device and die cutting machine | |
| CN215557832U (en) | Automatic laminating machine is used in gum processing | |
| CN211496460U (en) | Winding and unwinding mechanism for automatic film tearing | |
| CN114274247A (en) | Punching method and punching device for mini LED reflector | |
| JP3867899B2 (en) | Small roll device | |
| CN112477376A (en) | Adhesive tape film tearing mechanism | |
| CN117819285A (en) | Production equipment and production process capable of repeatedly opening cigarette anti-counterfeiting seal | |
| CN114313524B (en) | Dyestripping mechanism and labeller | |
| CN216335724U (en) | Cutting mechanism and insulating film feeding device | |
| CN218199284U (en) | Adhesive label cutting device | |
| CN215287288U (en) | Double-station exchange rewinder capable of automatically reeling without glue |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |