CN220314307U - Carton cross cutting machine with protective structure - Google Patents
Carton cross cutting machine with protective structure Download PDFInfo
- Publication number
- CN220314307U CN220314307U CN202321841512.1U CN202321841512U CN220314307U CN 220314307 U CN220314307 U CN 220314307U CN 202321841512 U CN202321841512 U CN 202321841512U CN 220314307 U CN220314307 U CN 220314307U
- Authority
- CN
- China
- Prior art keywords
- plate
- mounting plate
- cutting machine
- die
- die cutting
- 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
- 230000001681 protective effect Effects 0.000 title claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 34
- 238000013016 damping Methods 0.000 claims abstract description 21
- 230000004224 protection Effects 0.000 claims abstract description 20
- 230000035939 shock Effects 0.000 claims abstract description 13
- 230000003139 buffering effect Effects 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 4
- 230000009979 protective mechanism Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000007423 decrease Effects 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 5
- 239000011087 paperboard Substances 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 235000013405 beer Nutrition 0.000 description 1
- 238000004049 embossing Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The utility model discloses a carton die-cutting machine with a protective structure, which comprises a bottom plate, guide posts, support posts, a damping buffer mechanism for damping and buffering the die-cutting machine falling down from faults, and a protective mechanism for protecting die-cutting tools when the die-cutting machine fails. The beneficial effects are that: when first mounting panel and second mounting panel descend because of the trouble, when movable plate and die-cutting rule contact, pillar contact spacing makes spacing remove, and the spacing restriction of contact spacing to the movable plate, under the effect of first spring, the connecting axle pulling movable plate retract inside first mounting panel and the second mounting panel, protection die-cutting rule, along with second mounting panel decline kicking block start shock attenuation buffer gear, second mounting panel contact shock attenuation buffer gear carries out shock attenuation buffer protection cross cutting machine.
Description
Technical Field
The utility model relates to the technical field of die cutting machine equipment, in particular to a carton die cutting machine with a protection structure.
Background
The die cutting machine is also called a beer machine, a cutting machine and a numerical control punching machine, and is mainly used for die cutting, indentation and gold stamping operations, laminating and automatic waste discharge of corresponding non-metal materials, adhesive stickers, EVA, double-sided adhesive tapes, electronics, mobile phone rubber pads and the like, and the die cutting machine applies certain pressure through an embossing plate to roll and cut printing products or paperboards into a certain shape by utilizing templates engraved by steel knives, hardware dies, steel wires or steel plates. Is an important device for post-printing packaging processing and forming.
The Chinese patent with the prior patent number of CN212948138U discloses a die cutting machine with a protective structure, which comprises a base, wherein a bottom plate is arranged above the base, a workbench is arranged at the upper end of the bottom plate, a die cutting tool holder is arranged above the workbench, the die cutting tool holder is fixed on the bottom plate through an oil cylinder, a die cutting tool is arranged at the lower end of the die cutting tool holder, air cylinders positioned at two sides of the workbench are arranged on the bottom plate, a telescopic rod is arranged at the upper end of the air cylinders, a sleeve is arranged at the output end of the telescopic rod, a telescopic column is arranged in sliding connection in the sleeve, and a tray is arranged at the upper end of the telescopic column;
this patent document makes the telescopic link promote the tray on the sleeve and upwards moves, withstands the cross cutting blade holder, prevent that cross cutting blade holder from dropping down because of damaging and causing the cross cutting blade to damage, simultaneously through the elasticity effect of first spring on the telescopic link, play the cushioning effect, prevent that cross cutting blade holder from directly dropping down and striking this device, but when cross cutting blade holder falls down because of damaging suddenly, the telescopic link is pushed again to the cylinder at this moment and is removed, the protection response is slower, when the telescopic link does not stretch out completely, the cross cutting blade is nearer to the workstation than cross cutting blade holder, the cross cutting blade still can strike the workstation, cause cross cutting blade to damage, if cross cutting blade holder impact force is great, only rely on first spring to cushion, can make first serious deformation of spring, after not having fully shock attenuation buffering, cross cutting blade holder strikes the workstation, cause the accident.
Disclosure of Invention
The utility model aims to solve the problems and provides a carton die cutting machine with a protection structure.
The utility model realizes the above purpose through the following technical scheme:
the carton die cutting machine with the protection structure comprises a bottom plate, guide posts, support posts, a damping buffer mechanism for damping and buffering the die cutting machine falling under faults, and a protection mechanism for protecting the die cutting tool when the die cutting machine fails, wherein the damping buffer mechanism is arranged on the upper side of the bottom plate, the support posts are arranged on the two sides of the damping buffer mechanism, the guide posts are arranged on the outer sides of the support posts, and the protection mechanism is arranged on the upper side of the damping buffer mechanism;
the protection machanism includes the second mounting panel, the second mounting panel is installed outside the guide post, second mounting panel upside is provided with first mounting panel, the inside movable plate that is provided with of second mounting panel, the third spring is installed to the movable plate downside, the die cutter is installed to the third spring downside, the kicking block is all installed to the die cutter front and back side, the connecting axle is installed to the movable plate upside, and runs through first mounting panel, the connecting axle outside is provided with first spring, and is located first mounting panel upside, the inside locating rack that is provided with of second mounting panel, and is located the connecting axle both sides, the locating rack with be provided with the second spring between the second mounting panel.
Preferably: the damping buffer mechanism comprises a supporting plate, the supporting plate is installed on the upper side of the bottom plate, a workbench is installed on the inner side of the supporting plate, a damper is installed on the lower side of the workbench, fourth springs are respectively arranged on the front side and the rear side of the damper, a clamping plate is installed inside the supporting plate, a fifth spring is installed between the clamping plate and the supporting plate, and the clamping plate is located on the outer side of the supporting plate.
Preferably: the support is installed to the bottom plate upside, the roof is installed to the support upside, roof internally mounted has the cylinder.
Preferably: the second mounting plate with first mounting plate with guide post sliding connection, the connecting axle with first mounting plate sliding connection, the movable plate with first mounting plate with second mounting plate all carries out sliding connection.
Preferably: the first mounting plate and the second mounting plate are internally provided with through holes, and the support posts are positioned right below the through holes.
Preferably: the limiting frame is in sliding connection with the second mounting plate, and in a normal state, the limiting frame is clamped above the moving plate and extends out of a through hole formed in the second mounting plate.
Preferably: the workbench is in sliding connection with the workbench, the clamping plate is in sliding connection with the supporting plate, and the clamping plate clamps the upper side and the lower side of the workbench.
Compared with the prior art, the utility model has the following beneficial effects:
when first mounting panel and second mounting panel descend because of the trouble, when movable plate and die-cutting rule contact, pillar contact spacing makes spacing remove, and the spacing restriction of contact spacing to the movable plate, under the effect of first spring, the connecting axle pulling movable plate retract inside first mounting panel and the second mounting panel, protection die-cutting rule, along with second mounting panel decline kicking block start shock attenuation buffer gear, second mounting panel contact shock attenuation buffer gear carries out shock attenuation buffer protection cross cutting machine.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings that are necessary for the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic view of a carton die cutter with a protective structure according to the present utility model;
FIG. 2 is a front view of a carton die cutter with a guard structure according to the present utility model;
FIG. 3 is a schematic view of a protective mechanism of a carton die cutting machine with a protective structure according to the present utility model;
FIG. 4 is a cross-sectional view of a guard mechanism of a carton die cutter having a guard structure according to the present utility model;
FIG. 5 is a cross-sectional view of A-A of a carton die cutter with a guard structure according to the present utility model;
FIG. 6 is a schematic view of a stop block of a carton die cutter with a protective structure according to the present utility model;
FIG. 7 is a schematic view of a shock absorbing and cushioning mechanism of a carton die cutting machine with a protective structure according to the present utility model;
fig. 8 is a cross-sectional view of a shock absorbing buffer mechanism of a carton die cutter with a protective structure according to the present utility model.
The reference numerals are explained as follows:
1. a bottom plate; 2. a bracket; 3. a guide post; 4. a support post; 5. a top plate; 6. a cylinder; 7. a protective mechanism; 701. a first mounting plate; 702. a second mounting plate; 703. a connecting shaft; 704. a first spring; 705. a top block; 706. a limiting frame; 707. a second spring; 708. a moving plate; 709. a die cutter; 710. a third spring; 8. a damping buffer mechanism; 801. a work table; 802. a support plate; 803. a fourth spring; 804. a damper; 805. a clamping plate; 806. and a fifth spring.
Detailed Description
In the description of the present utility model, it is to be understood that the terms "center", "longitudinal", "transverse", "upper", "lower", and "longitudinal" are used interchangeably,
The directions or positional relationships indicated by "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. are
Based on the orientation or positional relationship shown in the drawings, only for the convenience of describing the present utility model and simplifying the description, not for indicating
Or implies that the device or element in question must have a particular orientation, be constructed and operate in a particular orientation and therefore not be understood
Is a limitation of the present utility model. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating
Or implying relative importance or implicitly indicating the number of technical features indicated. Thus, the first, second, etc. are defined
May explicitly or implicitly include one or more of such features. At the bookIn the description of the utility model, unless otherwise noted
By way of illustration, the meaning of "a plurality of" is two or more.
In the description of the present utility model, it should be noted that, unless otherwise explicitly specified and defined, the term "An
The terms "attached," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed
Connecting; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium,
may be a communication between the interiors of the two elements. It will be understood by those skilled in the art that the following is a specific case
The terms have their specific meanings in the present utility model.
The utility model is further described below with reference to the accompanying drawings:
as shown in fig. 1-8, a carton die cutting machine with a protective structure comprisesThe die-cutting machine comprises a base plate 1, guide posts 3, support posts 4 and a damping buffer mechanism 8 for damping and buffering a die-cutting machine with a falling fault, and further comprises a protection mechanism 7 for protecting a die-cutting tool when the die-cutting machine fails, wherein the damping buffer mechanism 8 is arranged on the upper side of the base plate 1, the support posts 4 are arranged on two sides of the damping buffer mechanism 8, the guide posts 3 are arranged on the outer sides of the support posts 4, and the protection mechanism 7 is arranged on the upper side of the damping buffer mechanism 8.
In this embodiment:the protection mechanism 7 comprises a second mounting plate 702, the second mounting plate 702 is mounted outside the guide post 3, a first mounting plate 701 is arranged on the upper side of the second mounting plate 702, a movable plate 708 is arranged inside the second mounting plate 702, a third spring 710 is mounted on the lower side of the movable plate 708, a die cutting knife 709 is mounted on the lower side of the third spring 710, top blocks 705 are mounted on the front side and the rear side of the die cutting knife 709, a connecting shaft 703 is mounted on the upper side of the movable plate 708 and penetrates through the first mounting plate 701, a first spring 704 is arranged outside the connecting shaft 703 and is positioned on the upper side of the first mounting plate 701, a limiting frame 706 is arranged inside the second mounting plate 702 and is positioned on two sides of the connecting shaft 703, and the limiting frame is arranged on the upper side of the connecting shaft 703A second spring 707 is disposed between 706 and second mounting plate 702;The second mounting plate 702 and the first mounting plate 701 are in sliding connection with the guide post 3, the connecting shaft 703 is in sliding connection with the first mounting plate 701, the moving plate 708 is in sliding connection with the first mounting plate 701 and the second mounting plate 702, through holes are formed in the first mounting plate 701 and the second mounting plate 702, the support column 4 is located right below the through holes, the limiting frame 706 is in sliding connection with the second mounting plate 702, and the limiting frame 706 is located above the moving plate 708 in a normal state and extends out of the through holes formed in the second mounting plate 702; the moving plate 708 is connected with the pushing die 709 through the third spring 710 to push the die cutting knife 709, so as to carry out die cutting of the paper box, the protection mechanism 7 is prevented from being started in normal operation, when the second mounting plate 702 and the first mounting plate 701 fall down due to faults, the die cutting knife 709 is contacted with the shock absorption buffer mechanism 8, the moving plate 708 is contacted with the die cutting knife 709, at the moment, the strut 4 is contacted with the limiting frame 706, the limiting frame 706 is moved, the movement limitation of the moving plate 708 is released, the connecting shaft 703 is pulled through the first spring 704, the moving plate 708 and the die cutting knife 709 are retracted into the first mounting plate 701 and the second mounting plate 702, the top block 705 is used for starting the shock absorption buffer mechanism 8, when faults are released, the first mounting plate 701 and the second mounting plate 702 are lifted back, the connecting shaft 703 is pushed, the moving plate 708 and the die cutting knife 709 are lowered, the limiting frame 706 is popped up under the action of the second spring 707, and the movement of the moving plate 708 is limited again。
In this embodiment:the damping and buffering mechanism 8 comprises a supporting plate 802, wherein the supporting plate 802 is arranged on the upper side of the bottom plate 1, a workbench 801 is arranged on the inner side of the supporting plate 802, a damper 804 is arranged on the lower side of the workbench 801, fourth springs 803 are respectively arranged on the front side and the rear side of the damper 804, a clamping plate 805 is arranged in the supporting plate 802, a fifth spring 806 is arranged between the clamping plate 805 and the supporting plate 802, and the clamping plate is positioned on the outer side of the supporting plate 802; the workbench 801 is in sliding connection with the workbench 801, the clamping plate 805 is in sliding connection with the supporting plate 802, and the clamping plate 805 clamps the upper side and the lower side of the workbench 801; the top block 705 descends to contact the pallet 805, so that the pallet 805 moves outward, the movement of the table 801 is restricted by contact, the second mounting plate 702 contacts the table 801, the fourth spring 803 is used for buffering, the damper 804 is used for damping and dissipating energy, and after the failure is relieved, the second mounting plate 702 is separated from the workerThe workbench 801 returns to the original position under the action of the fourth spring 803, and the clamp plate 805 returns to the original position under the action of the fifth spring 806, so that the movement of the workbench 801 is limited again。
In this embodiment:a bracket 2 is arranged on the upper side of the bottom plate 1, a top plate 5 is arranged on the upper side of the bracket 2, and a cylinder 6 is arranged in the top plate 5; the cylinder 6 drives the first mounting plate 701 and the second mounting plate 702 to move so that the die cutting knife 709 dies the paperboard。
Working principle: the cylinder 6 drives the protection mechanism 7 to move up and down, and the moving plate 708 passes through the third spring 710 Is used to push the die cutting blade 709 to contact the table 801, die-cut the paperboard placed on the table 801, preventing the paperboard from being normal When the protection mechanism 7 is started during operation and the cylinder 6 fails, the second mounting plate 702 and the first mounting plate 701 abnormally descend and the die When the cutting blade 709 contacts the table 801,the moving plate 708 contacts the die 709,at the same time, the strut 4 contacts the limiting frame 706 to push limiting The frame 706 moves to make the limiting frame 706 contact the limitation of the moving plate 708, and the connecting shaft 703 is provided with a first spring 704 The movable plate 708 is lifted to retract the die cutter 709 and the movable plate 708 into the first mounting plate 701 and the second mounting plate 702, thereby protecting The die 709 is not damaged, the second mounting plate 702 continues to descend, and the top block 705 contacts the card 805, causing the card 805 to move laterally outward The movement of the table 801 is regulated by the movable contact, the second mounting plate 702 moves in contact with the table 801, and the fourth spring 803 is retarded The damper 804 absorbs vibration and energy to protect the die cutting machine, and after the cylinder 6 is maintained, the first mounting plate 701 and the second mounting plate are fixed The plate 702 is pulled up, the workbench 801 returns to the original position under the action of the fourth spring 803, and the clamping plate 805 is pulled up by the fifth spring 806 Returning to the original position, clamping the workbench 801 again, returning the first mounting plate 701 and the second mounting plate 702 to the original position, and then pressing the connecting shaft 703 Under the action of the second spring 707, the movable plate 708 and the die cutter 709 are reset, and the limiting frame 706 is pushed to reset, so that the limiting is realized The frame 706 captures the moving plate 708, fixing the position of the moving plate 708, continuing throughCylinder 6 controls second mounting plate 702 and first mounting plate The plate 701 is moved to perform work.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. Those skilled in the art
It should be understood that the utility model is not limited by the foregoing examples, which are presented in the specification to illustrate the utility model
The principle of the utility model is that various changes may be made therein without departing from the spirit and scope of the utility model
And improvements, all of which are within the scope of the utility model as claimed.
Claims (7)
1. The utility model provides a carton cross cutting machine with protective structure, includes bottom plate (1), guide post (3), pillar (4), is used for carrying out shock attenuation buffer to the cross cutting machine that trouble falls shock attenuation buffer mechanism (8), its characterized in that: the die cutting machine is characterized by further comprising a protection mechanism (7) for protecting the die cutting tool when the die cutting machine fails, wherein the upper side of the bottom plate (1) is provided with a damping buffer mechanism (8), two sides of the damping buffer mechanism (8) are provided with support posts (4), the outer sides of the support posts (4) are provided with guide posts (3), and the upper side of the damping buffer mechanism (8) is provided with the protection mechanism (7);
the protection mechanism (7) comprises a second mounting plate (702), the second mounting plate (702) is mounted outside the guide post (3), a first mounting plate (701) is arranged on the upper side of the second mounting plate (702), a movable plate (708) is arranged inside the second mounting plate (702), a third spring (710) is mounted on the lower side of the movable plate (708), a die cutter (709) is mounted on the lower side of the third spring (710), top blocks (705) are mounted on the front side and the rear side of the die cutter (709), a connecting shaft (703) is mounted on the upper side of the movable plate (708), and penetrates through the first mounting plate (701), a first spring (704) is arranged outside the connecting shaft (703), and is located on the upper side of the first mounting plate (701), a limiting frame (706) is arranged inside the second mounting plate (702), and two sides of the connecting shaft (703), and a second spring (707) is arranged between the limiting frame (706) and the second mounting plate (702).
2. The carton die cutting machine with protective structure according to claim 1, wherein: the damping buffer mechanism (8) comprises a supporting plate (802), the supporting plate (802) is installed on the upper side of the bottom plate (1), a workbench (801) is installed on the inner side of the supporting plate (802), a damper (804) is installed on the lower side of the workbench (801), fourth springs (803) are respectively arranged on the front side and the rear side of the damper (804), a clamping plate (805) is installed in the supporting plate (802), a fifth spring (806) is installed between the clamping plate (805) and the supporting plate (802), and the damping buffer mechanism is located on the outer side of the supporting plate (802).
3. The carton die cutting machine with protective structure according to claim 1, wherein: the support (2) is installed on the upper side of the bottom plate (1), the top plate (5) is installed on the upper side of the support (2), and the cylinder (6) is installed in the top plate (5).
4. The carton die cutting machine with protective structure according to claim 1, wherein: the second mounting plate (702) and the first mounting plate (701) are in sliding connection with the guide column (3), the connecting shaft (703) is in sliding connection with the first mounting plate (701), and the moving plate (708) is in sliding connection with the first mounting plate (701) and the second mounting plate (702).
5. The carton die cutting machine with protective structure according to claim 1, wherein: through holes are formed in the first mounting plate (701) and the second mounting plate (702), and the support column (4) is located right below the through holes.
6. The carton die cutting machine with protective structure according to claim 1, wherein: the limiting frame (706) is in sliding connection with the second mounting plate (702), the limiting frame (706) is located at a normal state, and the limiting frame (706) clamps the upper portion of the moving plate (708) and extends out of a through hole formed in the second mounting plate (702).
7. The carton die cutting machine with protective structure according to claim 2, wherein: the workbench (801) is in sliding connection with the workbench (801), the clamping plate (805) is in sliding connection with the supporting plate (802), and the clamping plate (805) clamps the upper side and the lower side of the workbench (801).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321841512.1U CN220314307U (en) | 2023-07-13 | 2023-07-13 | Carton cross cutting machine with protective structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321841512.1U CN220314307U (en) | 2023-07-13 | 2023-07-13 | Carton cross cutting machine with protective structure |
Publications (1)
Publication Number | Publication Date |
---|---|
CN220314307U true CN220314307U (en) | 2024-01-09 |
Family
ID=89416276
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202321841512.1U Active CN220314307U (en) | 2023-07-13 | 2023-07-13 | Carton cross cutting machine with protective structure |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN220314307U (en) |
-
2023
- 2023-07-13 CN CN202321841512.1U patent/CN220314307U/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN220314307U (en) | Carton cross cutting machine with protective structure | |
CN210148317U (en) | Tool apron of die cutter with two stamping dies | |
CN211440211U (en) | Paperboard cutting device | |
CN220180258U (en) | Carton cross cutting machine with protector | |
BR0008072A (en) | Combined punch and laser press machine, and method of isolating a laser cutting system from a punching system, on a laser machine and combined punch press | |
CN210100829U (en) | Die cutting assembly of die cutting indenting machine | |
CN213134681U (en) | Punching device of stamping part | |
CN109465473B (en) | perforating machine with shock-absorbing function and capable of perforating and clamping | |
CN217861537U (en) | Production equipment for flame-retardant pearl wool | |
KR101808545B1 (en) | Blanking press | |
CN220740375U (en) | Fall protection device | |
CN219856190U (en) | Cutting mechanism for packaging box production | |
CN220163332U (en) | Punching machine for paper box production | |
CN220197933U (en) | Die cutting machine with shock attenuation resistance to compression function | |
CN216634581U (en) | Die cutting mechanism of die cutting machine | |
CN219563363U (en) | Die-cutting device for packaging box production | |
CN214821171U (en) | Dual-drive 500T intelligent precision value-correcting press | |
CN216153156U (en) | Die cutting device for corrugated paper box | |
CN216884197U (en) | A novel base for cross cutting machine | |
CN219902420U (en) | Die cutting machine with protective structure | |
CN213826591U (en) | Stamping device is used in production of infrared ray ultrasonic equipment's outer housing | |
CN220841629U (en) | Perforating machine capable of fixing betrothal gift boxes | |
CN220428528U (en) | Cotton machine of cutting immediately of pearl | |
CN211052316U (en) | Safety protection device for cold stamping die | |
CN219358644U (en) | Cutting equipment with buffering blocking structure |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |