CN110814181A - Mould with automatically cleaning - Google Patents

Mould with automatically cleaning Download PDF

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Publication number
CN110814181A
CN110814181A CN201911258931.0A CN201911258931A CN110814181A CN 110814181 A CN110814181 A CN 110814181A CN 201911258931 A CN201911258931 A CN 201911258931A CN 110814181 A CN110814181 A CN 110814181A
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CN
China
Prior art keywords
fixed
cover
fixedly connected
box
cleaning
Prior art date
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Pending
Application number
CN201911258931.0A
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Chinese (zh)
Inventor
齐雨光
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Individual
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Individual
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Application filed by Individual filed Critical Individual
Priority to CN201911258931.0A priority Critical patent/CN110814181A/en
Publication of CN110814181A publication Critical patent/CN110814181A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00Tools as parts of machines covered by this subclass
    • B21D37/10Die sets; Pillar guides
    • B21D37/12Particular guiding equipment, e.g. pliers; Special arrangements for interconnection or cooperation of dies
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B1/00Cleaning by methods involving the use of tools
    • B08B1/10Cleaning by methods involving the use of tools characterised by the type of cleaning tool
    • B08B1/12Brushes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B13/00Accessories or details of general applicability for machines or apparatus for cleaning
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B5/00Cleaning by methods involving the use of air flow or gas flow
    • B08B5/04Cleaning by suction, with or without auxiliary action

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Cleaning In General (AREA)

Abstract

The invention discloses a self-cleaning mold which comprises an installation plate, wherein the right side of the top of the installation plate is fixedly connected with a lower mold, the top of the lower mold is provided with an upper mold, the left side of the top of the installation plate is fixedly connected with a fixed box, the right side of the fixed box is provided with a base plate, and the right side of the base plate is fixedly connected with a dust removal sleeve. The transmission mechanism drives the backing plate to move left and right, the fan discharges air in the filter box, and finally the filter box extracts impurities on the surfaces of the lower die and the upper die through the connecting mechanism and the dust removing sleeve, so that the automatic cleaning device has the advantage of automatic cleaning, solves the problem that the conventional stamping die does not have a certain self-cleaning structure, leaves certain impurities after stamping is finished or placed for a period of time, and if the impurities are not completely treated, the service life of the die is influenced, even the surface of the die is speckled, and improves the practicability of the stamping die to a certain degree.

Description

Mould with automatically cleaning
Technical Field
The invention relates to the technical field of dies, in particular to a die with self-cleaning function.
Background
The present invention relates to a mould, various moulds and tools for obtaining required products by using injection moulding, blow moulding, extrusion, die-casting or forging forming, smelting and stamping methods in industrial production.
Stamping die is then a common kind in the mould, but current stamping die does not possess certain automatically cleaning structure, can leave certain impurity after the punching press is accomplished or is placed a period, and if these impurity if not handled totally, not only influence the life of mould, can lead to the phenomenon of model surface spot to appear even, certain degree reduction stamping die's practicality.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a self-cleaning die, which has the advantage of automatic cleaning, and solves the problems that the existing stamping die does not have a certain self-cleaning structure, certain impurities are left after stamping is finished or the stamping die is placed for a period of time, and if the impurities are not treated completely, the service life of the die is influenced, and even spots are generated on the surface of the die.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a mould with automatically cleaning, includes the mounting panel, the right side fixedly connected with lower mould at mounting panel top, the top of lower mould is provided with the mould, the fixed case of left side fixedly connected with at mounting panel top, the right side of fixed case is provided with the backing plate, the right side fixedly connected with of backing plate cover that removes dust, the right side fixedly connected with fan of fixed incasement wall bottom, the input intercommunication of fan has the rose box, the rear end of rose box runs through to the outside of fixed case, the output of fan runs through to the outside of fixed case, the top fixedly connected with cylinder of fixed incasement wall, the right-hand member of cylinder output shaft runs through to the outside of fixed case and fixed connection on the surface of backing plate.
Preferably, the top of fixed incasement wall is provided with coupling mechanism, coupling mechanism includes a fixed section of thick bamboo, a movable section of thick bamboo and supports the cover, a fixed section of thick bamboo fixed connection is in the front end and the rear end at fixed incasement wall top, the left end intercommunication of a fixed section of thick bamboo is on the surface of fixed incasement, a movable section of thick bamboo sliding connection is in the inside of a fixed section of thick bamboo, support the cover intercommunication and pass through to the right side of backing plate and communicate on the surface of supporting the cover at the front side and the rear side of dust removal cover inner wall, the right-hand member of a movable section of thick bamboo runs.
Preferably, the surface of backing plate is provided with the brush-moving mechanism, the brush-moving mechanism includes brush cover one, brush cover two and reinforcement cover, brush cover one fixed connection is on the surface of backing plate, brush cover two fixed connection is on the right side of dust removal cover, reinforcement cover fixed connection is in the left side of backing plate, the inner wall fixed connection of reinforcement cover is on the surface of cylinder output shaft.
Preferably, the right side of the fixed cylinder is fixedly connected with a rubber sleeve, and the inner wall of the rubber sleeve is in contact with the surface of the movable cylinder.
Preferably, the inside of rose box is provided with filtering mechanism, filtering mechanism includes spill cover, filtering cloth bag and concave groove, the vertical left side of seting up in the rose box inner chamber of concave groove, spill cover sliding connection is in the inside of concave groove, filtering cloth bag fixed connection is on the right side of spill cover.
Preferably, a clamping groove is formed in the rear side of the top of the filtering box, and a clamping plate is connected to the inside of the clamping groove in a sliding mode.
Preferably, the output end of the fan is communicated with an air guide pipe, and a cover plate is fixedly arranged on the left side of the fixing box through a bolt.
Preferably, a sealing sleeve is fixedly connected to the left side of the concave sleeve, and the surface of the sealing sleeve is in contact with the left side of the inner wall of the concave groove.
(III) advantageous effects
Compared with the prior art, the invention provides a self-cleaning mold, which has the following beneficial effects:
1. this mould with automatically cleaning, remove about driving the backing plate by drive mechanism, discharge the inside air of rose box by the fan again, pass through coupling mechanism and dust removal cover by the rose box at last and take out the impurity on lower mould and last mould surface, thereby possessed and to have carried out self-cleaning's advantage, it does not possess certain automatically cleaning structure to have solved current stamping die, can leave certain impurity after the punching press is accomplished or is placed a period, and if these impurity is untreated clean, not only influence the life of mould, can lead to the spot problem to appear in the model surface even, the improvement of certain degree stamping die's practicality.
2. This mould with automatically cleaning supports the cover intercommunication at the front side and the rear side of dust removal cover inner wall, and the right-hand member of a movable section of thick bamboo runs through to the right side of backing plate and communicates on the surface of supporting the cover, supports the cover through setting up, can increase the area of contact of a movable section of thick bamboo and dust removal cover, has improved the twitch effect of a movable section of thick bamboo to the air.
3. This mould with automatically cleaning, reinforcement sleeve fixed connection is in the left side of backing plate, and the inner wall fixed connection of reinforcement sleeve is on the surface of cylinder output shaft, through setting up the reinforcement sleeve, can increase the area of contact of cylinder output shaft and backing plate, has avoided the phenomenon that the damage appears in the junction of cylinder output shaft and backing plate, does not possess certain mechanism of moving with the current stamping die and compares, and this mechanism of moving with the brush can be brushed the impurity of being stained with and attaching, has improved the clean effect of fan.
4. This mould with automatically cleaning, the right side fixedly connected with rubber sleeve of a fixed cylinder, the inner wall of rubber sleeve and the surface contact of a movable section of thick bamboo through setting up the rubber sleeve, can reduce the gap between a movable section of thick bamboo and the fixed cylinder, has avoided the air to get into the inside of a fixed cylinder from the gap easily to reduce the phenomenon of fan twitch dynamics.
5. This mould with automatically cleaning, the vertical left side of seting up at the rose box inner chamber of concave groove, spill cover sliding connection is in the inside of concave groove, through setting up the concave groove, can carry on spacingly to the spill cover, does not possess certain filter equipment with current stamping die and compares, and this filter equipment can filter and collect the impurity in the air, has avoided the air that has impurity to cause the phenomenon of pollution to the surrounding environment easily.
6. This mould with automatically cleaning, the rear side at filter box top is opened and is equipped with the draw-in groove, and the inside sliding connection of draw-in groove has the cardboard, through setting up draw-in groove and cardboard, can protect the spill cover, can seal the rose box simultaneously, has avoided the spill cover to appear the phenomenon that breaks away from the rose box.
7. This mould with automatically cleaning, the output intercommunication of fan has the air duct, and through setting up the air duct, can convenient to use person carry the fan combustion gas to suitable position, convenient to use person carries out the reutilization to gas simultaneously.
8. This mould with automatically cleaning, the left side fixedly connected with seal cover of spill cover, the surface of seal cover and the left side contact of concave groove inner wall, through setting up the seal cover, can increase the frictional force between spill cover and the concave groove, avoided the easy gliding phenomenon of appearing of spill cover, can seal the gap of spill cover and concave groove simultaneously.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a left side sectional view of a filter box of the present invention;
FIG. 3 is an elevational, cross-sectional view of a structural mounting cylinder of the present invention;
FIG. 4 is an enlarged view of the structure at A in FIG. 1;
FIG. 5 is an enlarged view of the structure at B in FIG. 1;
fig. 6 is a perspective view of the structural backing plate of the present invention.
In the figure: the device comprises a mounting plate 1, a lower die 2, an upper die 3, a fixed box 4, a base plate 5, a dust removal sleeve 6, a fan 7, a filter box 8, a cylinder 9, a connecting mechanism 10, a fixed cylinder 101, a movable cylinder 102, a support sleeve 103, a brushing mechanism 11, a brush sleeve I111, a brush sleeve II 112, a reinforcing sleeve 113, a rubber sleeve 12, a filtering mechanism 13, a concave sleeve 131, a filtering cloth bag 132, a concave groove 133, a clamping groove 14, a clamping plate 15, an air guide pipe 16, a cover plate 17 and a sealing sleeve 18.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, a self-cleaning mold comprises a mounting plate 1, a lower mold 2 is fixedly connected to the right side of the top of the mounting plate 1, an upper mold 3 is arranged on the top of the lower mold 2, a fixed box 4 is fixedly connected to the left side of the top of the mounting plate 1, a backing plate 5 is arranged on the right side of the fixed box 4, a dust removing sleeve 6 is fixedly connected to the right side of the backing plate 5, a blower 7 is fixedly connected to the right side of the bottom of the inner wall of the fixed box 4, a connecting mechanism 10 is arranged on the top of the inner wall of the fixed box 4, the connecting mechanism 10 comprises a fixed cylinder 101, a movable cylinder 102 and a supporting sleeve 103, the fixed cylinder 101 is fixedly connected to the front end and the rear end of the top of the inner wall of the fixed box 4, the left end of the fixed cylinder 101 is communicated with the surface of the fixed box 4, the movable cylinder 102 is slidably connected to the inside of the fixed cylinder 101, the, as shown in fig. 3, the contact area between the movable cylinder 102 and the dust-removing sleeve 6 can be increased by arranging the supporting sleeve 103, the pumping effect of the movable cylinder 102 to the air is improved, the brushing mechanism 11 is arranged on the surface of the backing plate 5, the brushing mechanism 11 comprises a first brush sleeve 111, a second brush sleeve 112 and a reinforcing sleeve 113, the first brush sleeve 111 is fixedly connected to the surface of the backing plate 5, the second brush sleeve 112 is fixedly connected to the right side of the dust-removing sleeve 6, the reinforcing sleeve 113 is fixedly connected to the left side of the backing plate 5, the inner wall of the reinforcing sleeve 113 is fixedly connected to the surface of the output shaft of the cylinder 9, as shown in fig. 6, the contact area between the output shaft of the cylinder 9 and the backing plate 5 can be increased by arranging the reinforcing sleeve 113, the phenomenon that the joint between the output shaft of the cylinder 9 and the backing plate 5 is damaged is avoided, compared with the existing stamping die without arranging a certain brushing mechanism 11, the, the cleaning effect of the fan 7 is improved, the right side of the fixed cylinder 101 is fixedly connected with the rubber sleeve 12, the inner wall of the rubber sleeve 12 is in contact with the surface of the movable cylinder 102, as shown in fig. 3, the gap between the movable cylinder 102 and the fixed cylinder 101 can be reduced by arranging the rubber sleeve 12, air is prevented from easily entering the fixed cylinder 101 from the gap, and therefore the phenomenon of the twitch force of the fan 7 is reduced, the input end of the fan 7 is communicated with the filter box 8, the filter mechanism 13 is arranged in the filter box 8, the filter mechanism 13 comprises a concave sleeve 131, a filter cloth bag 132 and a concave groove 133, the concave groove 133 is vertically arranged on the left side of the inner cavity of the filter box 8, the concave sleeve 131 is slidably connected in the concave groove 133, the filter cloth bag 132 is fixedly connected on the right side of the concave sleeve 131, as shown in fig. 4, the concave groove 133 can limit the concave sleeve 131, and compared with the existing stamping die which, the filtering mechanism 13 can filter and collect impurities in air, thereby avoiding the phenomenon that the air with impurities easily pollutes the surrounding environment, the rear end of the filtering box 8 penetrates to the outer side of the fixed box 4, the output end of the fan 7 penetrates to the outer side of the fixed box 4, the rear side of the top of the filtering box 8 is provided with a clamping groove 14, the inside of the clamping groove 14 is connected with a clamping plate 15 in a sliding way, as shown in figure 2, by arranging the clamping groove 14 and the clamping plate 15, the concave sleeve 131 can be protected, meanwhile, the filtering box 8 can be sealed, the phenomenon that the concave sleeve 131 breaks away from the filtering box 8 is avoided, the output end of the fan 7 is communicated with an air guide pipe 16, the left side of the fixed box 4 is fixedly provided with a cover plate 17 through bolts, as shown in figure 2, by arranging the air guide pipe 16, a user can conveniently convey gas discharged by the fan 7 to a proper position, and simultaneously, the left side fixedly connected with seal cover 18 of spill cover 131, the surface of seal cover 18 and the left side contact of concave groove 133 inner wall, as shown in fig. 4, through setting up seal cover 18, can increase the frictional force between spill cover 131 and the concave groove 133, avoided the easy gliding phenomenon of appearing of spill cover 131, can seal the gap of spill cover 131 and concave groove 133 simultaneously, the top fixedly connected with cylinder 9 of fixed box 4 inner wall, the right-hand member of cylinder 9 output shaft runs through to the outside of fixed box 4 and fixed connection is on the surface of backing plate 5.
When the dust removing device is used, a user firstly starts the air cylinder 9 and the fan 7, the air cylinder 9 drives the backing plate 5 to move rightwards, the backing plate 5 drives the dust removing sleeve 6 to move rightwards, the movable barrel 102 slides in the fixed barrel 101, when the backing plate 5 moves between the lower die 2 and the upper die 3, the first brush sleeve 111 and the second brush sleeve 112 clean the surfaces of the lower die 2 and the upper die 3, the fan 7 pumps air in the filter box 8, the filter box 8 pumps air in the dust removing sleeve 6 through the fixed barrel 101 and the movable barrel 102, the dust removing sleeve 6 transmits impurities on the surfaces of the lower die 2 and the upper die 3 to the inside of the filter box 8 for filtering and collecting, finally, the air cylinder 9 drives the backing plate 5 to move leftwards to separate from the lower die 2, at the moment, a plate can be placed at the top of the lower die 2, and then the upper die 3 is driven by the external transmission device to punch the plate, thereby achieving the effect of automatic cleaning.
To sum up, this mould with automatically cleaning, remove about drive mechanism drives backing plate 5, discharge the inside air of rose box 8 by fan 7 again, at last take out the impurity on lower mould 2 and last mould 3 surface through coupling mechanism 10 and dust removal cover 6 by rose box 8, thereby possessed and carried out self-cleaning's advantage, solved current stamping die and not possessed certain automatically cleaning structure, can leave certain impurity after the punching press is accomplished or is placed a period, and these impurities if not clean, not only influence the life of mould, can lead to the problem that the spot appears in the model surface even, certain degree's improvement stamping die's practicality.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. A mould with self-cleaning, comprising a mounting plate (1), characterized in that: the right side of the top of the mounting plate (1) is fixedly connected with a lower die (2), the top of the lower die (2) is provided with an upper die (3), a fixed box (4) is fixedly connected with the left side of the top of the mounting plate (1), a backing plate (5) is arranged on the right side of the fixed box (4), the right side of the backing plate (5) is fixedly connected with a dust removing sleeve (6), the right side of the bottom of the inner wall of the fixed box (4) is fixedly connected with a fan (7), the input end of the fan (7) is communicated with a filter box (8), the rear end of the filter box (8) penetrates through the outer side of the fixed box (4), the output end of the fan (7) penetrates through the outer side of the fixed box (4), the top of the inner wall of the fixed box (4) is fixedly connected with a cylinder (9), the right end of the output shaft of the air cylinder (9) penetrates through the outer side of the fixed box (4) and is fixedly connected to the surface of the backing plate (5).
2. A mold having self-cleaning in accordance with claim 1, wherein: the top of fixed case (4) inner wall is provided with coupling mechanism (10), coupling mechanism (10) are including a fixed section of thick bamboo (101), a movable section of thick bamboo (102) and support cover (103), a fixed section of thick bamboo (101) fixed connection is in the front end and the rear end at fixed case (4) inner wall top, the left end intercommunication of a fixed section of thick bamboo (101) is on the surface of fixed case (4), a movable section of thick bamboo (102) sliding connection is in the inside of a fixed section of thick bamboo (101), support cover (103) intercommunication is in the front side and the rear side of dust removal cover (6) inner wall, the right-hand member of a movable section of thick bamboo (102) runs through to the right side of backing plate (5) and communicates on the surface of supporting cover (103).
3. A mold having self-cleaning in accordance with claim 1, wherein: the surface of backing plate (5) is provided with brushing mechanism (11), brushing mechanism (11) are including brush cover one (111), brush cover two (112) and reinforcement cover (113), brush cover one (111) fixed connection is on the surface of backing plate (5), brush cover two (112) fixed connection is on the right side of dust removal cover (6), reinforcement cover (113) fixed connection is in the left side of backing plate (5), the inner wall fixed connection of reinforcement cover (113) is on the surface of cylinder (9) output shaft.
4. A mold having self-cleaning in accordance with claim 2, wherein: the right side of the fixed cylinder (101) is fixedly connected with a rubber sleeve (12), and the inner wall of the rubber sleeve (12) is in contact with the surface of the movable cylinder (102).
5. A mold having self-cleaning in accordance with claim 1, wherein: the inside of rose box (8) is provided with filtering mechanism (13), filtering mechanism (13) are including spill cover (131), filter bag (132) and concave groove (133), the vertical left side of seting up in rose box (8) inner chamber in concave groove (133), spill cover (131) sliding connection is in the inside of concave groove (133), filter bag (132) fixed connection is on the right side of spill cover (131).
6. A mold having self-cleaning in accordance with claim 1, wherein: a clamping groove (14) is formed in the rear side of the top of the filter box (8), and a clamping plate (15) is connected to the inside of the clamping groove (14) in a sliding mode.
7. A mold having self-cleaning in accordance with claim 1, wherein: the output end of the fan (7) is communicated with an air guide pipe (16), and a cover plate (17) is fixedly installed on the left side of the fixed box (4) through bolts.
8. A mould having self-cleaning according to claim 5, wherein: the left side of the concave sleeve (131) is fixedly connected with a sealing sleeve (18), and the surface of the sealing sleeve (18) is in contact with the left side of the inner wall of the concave groove (133).
CN201911258931.0A 2019-12-10 2019-12-10 Mould with automatically cleaning Pending CN110814181A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911258931.0A CN110814181A (en) 2019-12-10 2019-12-10 Mould with automatically cleaning

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911258931.0A CN110814181A (en) 2019-12-10 2019-12-10 Mould with automatically cleaning

Publications (1)

Publication Number Publication Date
CN110814181A true CN110814181A (en) 2020-02-21

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Application Number Title Priority Date Filing Date
CN201911258931.0A Pending CN110814181A (en) 2019-12-10 2019-12-10 Mould with automatically cleaning

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11254455A (en) * 1998-03-16 1999-09-21 Nec Kansai Ltd Air cleaner
CN207627273U (en) * 2017-06-09 2018-07-20 陈万军 A kind of dust-collecting type wall Clean Brush for cleaning
CN108405148A (en) * 2018-02-27 2018-08-17 广东驼王生物工程有限公司 A kind of animals died of illness meat meal tankage processing unit (plant)
CN108589680A (en) * 2018-04-11 2018-09-28 湖南文理学院 A kind of sewage suction device of high density shrimp-cultivation pool
CN108637118A (en) * 2018-03-19 2018-10-12 罗诗敏 A kind of metal plate punching device
CN208133468U (en) * 2017-11-17 2018-11-23 合肥冠鸿光电科技有限公司 A kind of injection mold cleaning machine hand
CN208215413U (en) * 2018-05-14 2018-12-11 昆山市美业电子科技有限公司 Die-cutting device is used in a kind of processing of adhesive tape
CN209664044U (en) * 2019-02-20 2019-11-22 吕艳霞 A kind of multi-functional environmentally friendly plate-punching machine

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11254455A (en) * 1998-03-16 1999-09-21 Nec Kansai Ltd Air cleaner
CN207627273U (en) * 2017-06-09 2018-07-20 陈万军 A kind of dust-collecting type wall Clean Brush for cleaning
CN208133468U (en) * 2017-11-17 2018-11-23 合肥冠鸿光电科技有限公司 A kind of injection mold cleaning machine hand
CN108405148A (en) * 2018-02-27 2018-08-17 广东驼王生物工程有限公司 A kind of animals died of illness meat meal tankage processing unit (plant)
CN108637118A (en) * 2018-03-19 2018-10-12 罗诗敏 A kind of metal plate punching device
CN108589680A (en) * 2018-04-11 2018-09-28 湖南文理学院 A kind of sewage suction device of high density shrimp-cultivation pool
CN208215413U (en) * 2018-05-14 2018-12-11 昆山市美业电子科技有限公司 Die-cutting device is used in a kind of processing of adhesive tape
CN209664044U (en) * 2019-02-20 2019-11-22 吕艳霞 A kind of multi-functional environmentally friendly plate-punching machine

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Application publication date: 20200221