CN109747893B - Odd interesting egg packaging machine - Google Patents

Odd interesting egg packaging machine Download PDF

Info

Publication number
CN109747893B
CN109747893B CN201910200280.3A CN201910200280A CN109747893B CN 109747893 B CN109747893 B CN 109747893B CN 201910200280 A CN201910200280 A CN 201910200280A CN 109747893 B CN109747893 B CN 109747893B
Authority
CN
China
Prior art keywords
bottom plate
die
lower die
cutter
frame
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
Application number
CN201910200280.3A
Other languages
Chinese (zh)
Other versions
CN109747893A (en
Inventor
柯文建
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201910200280.3A priority Critical patent/CN109747893B/en
Publication of CN109747893A publication Critical patent/CN109747893A/en
Application granted granted Critical
Publication of CN109747893B publication Critical patent/CN109747893B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The invention discloses an odd interesting egg packaging machine, which comprises a frame and an electrical appliance control system, wherein a cutting turnover device and an ultrasonic heat sealing device are sequentially arranged between a front traction device and a rear traction device on the frame; the cutting turnover device comprises a bottom plate, an upper cutter and a lower cutter seat, wherein the two ends of the bottom plate are fixedly provided with columns, the lower cutter seat is provided with a lower cutter, a cutter cylinder is arranged between the lower cutter seat and the bottom plate, and the side surface of the bottom plate is provided with an air blowing plate and a guide rail rod; the ultrasonic heat sealing device comprises a cam box, guide posts are arranged at two ends of the cam box, the upper ends of the guide posts are fixedly connected through an upper connecting plate, a first air cylinder is arranged on the upper connecting plate, a sliding seat is slidably arranged on the guide posts, the first air cylinder is connected with the upper end of the sliding seat, an ultrasonic vibrator is arranged at the lower end of the sliding seat, the lower end of the ultrasonic vibrator is connected with an upper die through an amplitude transformer, a lower die is arranged below the upper die in a matched mode, the lower die is arranged on a lower die holder, the lower die holder is slidably arranged on the guide posts, and the lower die holder is in linkage with a cam arranged in the cam box.

Description

Odd interesting egg packaging machine
Technical Field
The invention relates to the technical field of blister packaging machines, in particular to an odd interesting egg packaging machine.
Background
The flat-plate type blister packaging machine is a widely applied packaging device, can finish aluminium-plastic blister packaging or plastic-plastic blister packaging of packaged objects, has the same basic principle at present, has the procedures of heating PVC packaging materials before blister forming, cooling, heat sealing, marking, blanking and the like after blister forming, has the appearance of egg-shaped, is a popular packaging mode of toys or snacks at present, is generally formed by a blister forming device of a blister packaging machine, is filled with materials, is adhered by two halves symmetrically after being punched into finished products or is thermally synthesized into complete egg-shaped, is unfavorable for automatic packaging, and has low production efficiency.
Disclosure of Invention
The invention aims to provide an odd interesting egg packaging machine which has the advantages of high automation degree, high production efficiency, high reliability and low labor cost and solves the problems in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the packaging machine for the Qiyu eggs comprises a frame 17 and an electrical appliance control system 6, wherein a PVC unreeling mechanism 1, a cursor positioning device 2, a heating device 3, a forming device 4, a feeding device 5, a heat sealing device 7, a front traction device 8, a rear traction device 10, a blanking device 11, a waste reeling device 12 and a finished product conveying belt 13 are sequentially arranged on the frame 17 according to a packaging flow, a sealing film unreeling device 9 for providing sealing films for the heat sealing device 7 is also arranged on the frame 17, a cutting turnover device 15 and an ultrasonic heat sealing device 14 are sequentially arranged between the front traction device 8 and the rear traction device 10, and the cutting turnover device 15 is positioned at the inlet end of the ultrasonic heat sealing device 14;
the cutting and turning device 15 comprises a bottom plate 1501, the bottom plate 1501 is arranged on a frame, two ends of the bottom plate 1501 are fixedly provided with columns 1507, the columns 1507 are provided with lower cutter seats 1509 in a sliding fit manner, the top ends of the columns 1507 are fixedly provided with upper cutters 1508, lower cutters 1506 are arranged on the lower cutter seats 1509, cutter cylinders 1510 are arranged between the lower cutter seats 1509 and the bottom plate 1501, the side face, located on one side of the lower cutters 1506, of the bottom plate 1501 is provided with an air blowing plate 1503 and a guide rail rod 1502, the upper end of the air blowing plate 1503 is provided with air blowing holes 1505, and the side face of the air blowing plate 1503 is provided with air pipe connectors 1504 communicated with the air blowing holes 1505;
the ultrasonic heat sealing device 14 comprises a cam box 1401, the cam box 1401 is mounted on the frame 17, guide columns 1409 are arranged at two ends of the cam box 1401, the upper ends of the guide columns 1409 are fixedly connected through upper connecting plates 1410, first air cylinders 1411 are arranged on the upper connecting plates 1410, sliding seats 1408 are arranged on the guide columns 1409 in a sliding fit mode, piston rod ends of the first air cylinders 1411 are connected with the upper end faces of the sliding seats 1408, ultrasonic vibrators 1407 are mounted at the lower ends of the sliding seats 1408, the lower ends of the ultrasonic vibrators 1407 are connected with an upper die 1405 through amplitude rods 1406, lower dies 1403 are arranged below the upper die 1405 in a matching mode, the lower dies 1403 are mounted on lower dies 1402 in a matching mode, the lower dies 1402 are in sliding connection with the guide columns 1409, the cams 1413 arranged in the cam box 1401 in a sliding mode, and the cams 1413 are driven by a power source.
Further, an included angle 1513 is formed between the air blowing plate 1503 and the bottom plate 1501, the included angle 1513 is 50-88 degrees, a first angle 1511 and a second angle 1512 are formed between the guide rail rod 1502 and the bottom plate 1501, the first angle 1511 is 45-70 degrees, and the second angle 1512 is 45-88 degrees.
Further: the length of the lower cutter 1506 is one half of the width of the PVC strip supplied by the PVC unreeling mechanism 1.
Further, the upper mold 1405 and the lower mold 1403 are provided with a plurality of matched mold cavities 1404, the mold cavities 1404 are uniformly distributed, and sealing working surfaces 1412 are arranged between the mold cavities 1404 and around the mold cavities.
The working principle and the beneficial effects of the invention are as follows: under the control of an electric appliance control system 6, a PVC strip supplied by a PVC unreeling mechanism is heated by a heating device 3 under the beat action of a front traction device 8 and a rear traction device 10, a half-egg-shaped bubble cap 1601 is formed under the action of a forming device 4, a material is added at a feeding device 5, the mouth surface of the bubble cap 1601 at a heat sealing device 7 is sealed with a sealing film 1604 from a sealing film unreeling device 9, so that a material strip 16 filled with the material is formed, a lower cutter seat 1509 is lifted under the pushing of a cutter cylinder 1510 to act together with an upper cutter 1508 after the material strip 16 passes through a cutting turnover device 15 for a specified length, cutting the A half width 1602 of the material belt 16 along the cutting line 1606, introducing compressed air into the air pipe joint 1504 on the air blowing plate 1503, so that the compressed air sprayed from the air blowing hole 1505 blows the A half width 1602 of the material belt 16 upwards, and the A half width 1602 turns upwards while the material belt 16 continues to move forwards under the traction of the front traction device 8 and the rear traction device 10 because the A half width 1602 is connected with the B half width 1603 on the central line, so that the front end and the bottom surface of the A half width 1602 are lifted and turned upwards along the guide rail 1502 and to the B half width 1603 side, and when the A half width 1602 passes over the top end of the guide rail 1502, the A half width 1602 is completely turned 180 degrees and is overlapped with the upper end surface of the B half width 1603; the overlapped material belt 16 enters an ultrasonic heat sealing device 14, at this time, a piston rod end of a first cylinder 1411 pushes a sliding seat 1408, an ultrasonic vibrator 1407 and an upper die 1405 to move downwards, a cam 1413 pushes a lower die holder 1402 and the lower die 1403 to move upwards under the drive of a power source, a bubble cap 1601 is positioned in a die cavity 1404 after the upper die 1405 and the lower die 1403 are closed, a plane between the bubble caps 1601 is positioned on a sealing working surface 1412, the first cylinder 1411 continues to push the upper die 1405 to press the lower die 1403, and meanwhile, the ultrasonic vibrator 1407 is started to finish heat sealing so as to form a complete egg shape connected with each other, blanking and separating are carried out at a blanking device 11 to form independent commodity egg-shaped packages, the independent commodity egg-shaped packages are output by a finished product conveying belt 13, and the rest waste edges are coiled and recovered by a waste coiling 12; according to the technical scheme, the half-width cutting and overturning are automatically completed in the production process through the cutting overturning device, so that the complete egg-shaped combined stack is formed, and the firm complete egg-shaped package is formed after the ultrasonic heat sealing device is used for heat sealing, so that the automatic egg-shaped combined stack has the advantages of being high in automation degree, high in production efficiency, high in reliability and low in labor cost.
Drawings
Fig. 1 is a schematic diagram of the whole structure of the present invention.
Fig. 2 is a schematic structural view of an ultrasonic heat sealing device of the present invention.
Fig. 3 is a perspective view of the cutting and turning device of the present invention.
Fig. 4 is a perspective view of another angle of the cutting and turning device of the present invention.
Fig. 5 is a front view of the cutting and turning device of the present invention.
Fig. 6 is a left side view of the cutting and turning device of the present invention.
Fig. 7 is a top view of the present invention prior to cutting and flipping.
Fig. 8 is a top view of the tape of the present invention after cutting and turning.
Fig. 9 is a front view of the invention after the tape is cut and flipped.
Description of the embodiments
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-9, an odd interesting egg packaging machine comprises a frame 17 and an electrical appliance control system 6, wherein a PVC unreeling mechanism 1, a cursor positioning device 2, a heating device 3, a forming device 4, a feeding device 5, a heat sealing device 7, a front traction device 8, a rear traction device 10, a blanking device 11, a waste reeling device 12 and a finished product conveying belt 13 are sequentially arranged on the frame 17 according to a packaging flow, a sealing film unreeling device 9 for providing sealing films for the heat sealing device 7 is also arranged on the frame 17, a cutting turnover device 15 and an ultrasonic heat sealing device 14 are sequentially arranged between the front traction device 8 and the rear traction device 10, and the cutting turnover device 15 is positioned at an inlet end of the ultrasonic heat sealing device 14;
the cutting and turning device 15 comprises a bottom plate 1501, the bottom plate 1501 is arranged on a frame, two ends of the bottom plate 1501 are fixedly provided with columns 1507, lower cutter seats 1509 are arranged on the columns 1507 in a sliding matching manner, upper cutters 1508 are fixedly arranged at the top ends of the columns 1507, lower cutters 1506 are arranged on the lower cutter seats 1509, cutter cylinders 1510 are arranged between the lower cutter seats 1509 and the bottom plate 1501, a blowing plate 1503 and a guide rail rod 1502 are arranged on the side face, located on one side of the lower cutter 1506, of the bottom plate 1501, a blowing hole 1505 is arranged at the upper end of the blowing plate 1503, and an air pipe joint 1504 is arranged on the side face of the blowing plate 1503 and communicated with the blowing hole 1505;
the ultrasonic heat sealing device 14 comprises a cam box 1401, the cam box 1401 is arranged on a frame 17, guide posts 1409 are arranged at two ends of the cam box 1401, the upper ends of the guide posts 1409 are fixedly connected through an upper connecting plate 1410, a first air cylinder 1411 is arranged on the upper connecting plate 1410, a sliding seat 1408 is arranged on the guide posts 1409 in a sliding fit mode, a piston rod end of the first air cylinder 1411 is connected with the upper end face of the sliding seat 1408, an ultrasonic vibrator 1407 is arranged at the lower end of the sliding seat 1408, the lower end of the ultrasonic vibrator 1407 is connected with an upper die 1405 through an amplitude transformer 1406, a lower die 1403 is arranged below the upper die 1405 in a matched mode, the lower die 1403 is arranged on the lower die holder 1402 in a sliding matched mode on the guide posts 1409, the lower die holder 1402 is in linkage with a cam 1413 arranged in the cam box 1401, and the cam 1413 is driven by a power source.
Preferably, an included angle 1513 is formed between the air blowing plate 1503 and the bottom plate 1501, the included angle 1513 is 50-88 degrees, and further preferably the included angle 1513 is 70 degrees, so that compressed air sprayed out of the air blowing holes 1505 can more easily blow and overturn the cut A half width 1602, and compressed air is saved; the guide rail 1502 and the bottom plate 1501 are provided with a first angle 1511 and a second angle 1512, the first angle 1511 is 45-70 degrees, the second angle 1512 is 45-88 degrees, the further preferred first angle 1511 is 60 degrees, the second angle 1512 is 55 degrees, and a space guide rail is formed by combining the two angles, so that the A half width 1602 is stable, smooth and reliable when being overturned to the B half width 1603.
Preferably: the length of the lower cutter 1506 is one half of the width of the PVC strip supplied by the PVC unreeling mechanism 1.
Preferably, the upper mold 1405 and the lower mold 1403 are provided with matched mold cavities 1404, the mold cavities 1404 are uniformly distributed, and sealing working surfaces 1412 are arranged between the mold cavities 1404 and around the mold cavities.
Under the control of an electric appliance control system 6, a PVC strip supplied by a PVC unreeling mechanism is heated by a heating device 3 under the beat action of a front traction device 8 and a rear traction device 10, a half-egg-shaped bubble cap 1601 is formed under the action of a forming device 4, a material is added at a feeding device 5, the mouth surface of the bubble cap 1601 at a heat sealing device 7 is sealed with a sealing film 1604 from a sealing film unreeling device 9, so that a material strip 16 filled with the material is formed, a lower cutter seat 1509 is lifted under the pushing of a cutter cylinder 1510 to act together with an upper cutter 1508 after the material strip 16 passes through a cutting turnover device 15 for a specified length, cutting the A half width 1602 of the material belt 16 along the cutting line 1606, introducing compressed air into the air pipe joint 1504 on the air blowing plate 1503, so that the compressed air sprayed from the air blowing hole 1505 blows the A half width 1602 of the material belt 16 upwards, and the A half width 1602 turns upwards while the material belt 16 continues to move forwards under the traction of the front traction device 8 and the rear traction device 10 because the A half width 1602 is connected with the B half width 1603 on the central line, so that the front end and the bottom surface of the A half width 1602 are lifted and turned upwards along the guide rail 1502 and to the B half width 1603 side, and when the A half width 1602 passes over the top end of the guide rail 1502, the A half width 1602 is completely turned 180 degrees and is overlapped with the upper end surface of the B half width 1603; the overlapped material belt 16 enters an ultrasonic heat sealing device 14, at this time, a piston rod end of a first cylinder 1411 pushes a sliding seat 1408, an ultrasonic vibrator 1407 and an upper die 1405 to move downwards, a cam 1413 pushes a lower die holder 1402 and the lower die 1403 to move upwards under the drive of a power source, a bubble cap 1601 is positioned in a die cavity 1404 after the upper die 1405 and the lower die 1403 are closed, a plane between the bubble caps 1601 is positioned on a sealing working surface 1412, the first cylinder 1411 continues to push the upper die 1405 to press the lower die 1403, and meanwhile, the ultrasonic vibrator 1407 is started to finish heat sealing to form a sealing track 1605, so that a complete egg shape which is connected with each other is formed, the complete egg shape is punched and separated at a blanking device 11 to be independent commodity egg shape packages, the independent commodity egg shape packages are output by a finished product conveying belt 13, and the rest waste edges are wound and recovered by a waste winding 12; according to the technical scheme, the half-width cutting and overturning are automatically completed in the production process through the cutting overturning device, so that the complete egg-shaped combined stack is formed, and the firm complete egg-shaped package is formed after the ultrasonic heat sealing device is used for heat sealing, so that the automatic egg-shaped combined stack has the advantages of being high in automation degree, high in production efficiency, high in reliability and low in labor cost.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (2)

1. The utility model provides an odd interesting egg packagine machine, includes frame (17) and electrical apparatus control system (6), be provided with PVC unreeling mechanism (1), cursor positioner (2), heating device (3), forming device (4), feeding device (5), heat-seal device (7), preceding draw gear (8), back draw gear (10), blanking device (11), waste material rolling (12), finished product conveyer belt (13) according to packing flow in proper order on frame (17), still be equipped with on frame (17) to heat-seal device (7) provide the package film unreeling device (9) of package film, its characterized in that: a cutting turnover device (15) and an ultrasonic heat sealing device (14) are sequentially arranged between the front traction device (8) and the rear traction device (10), and the cutting turnover device (15) is positioned at the inlet end of the ultrasonic heat sealing device (14);
the cutting turnover device (15) comprises a bottom plate (1501), the bottom plate (1501) is arranged on a frame, columns (1507) are fixedly arranged at two ends of the bottom plate (1501), lower cutter seats (1509) are arranged on the columns (1507) in an up-sliding matching mode, upper cutters (1508) are fixedly arranged at the top ends of the columns (1507), lower cutters (1506) are arranged on the lower cutter seats (1509), cutter cylinders (1510) are arranged between the lower cutter seats (1509) and the bottom plate (1501), an air blowing plate (1503) and a guide rail rod (1502) are arranged on the side face, located on one side of the lower cutter (1506), of the bottom plate (1501), air blowing holes (1505) are formed in the upper ends of the air blowing plate (1503), and air pipe connectors (1504) are arranged on the side faces of the air blowing plate (1503) and are communicated with the air blowing holes (1505).
The ultrasonic heat sealing device (14) comprises a cam box (1401), the cam box (1401) is installed on the frame (17), guide posts (1409) are arranged at two ends of the cam box (1401), the upper ends of the guide posts (1409) are fixedly connected through an upper connecting plate (1410), a first air cylinder (1411) is arranged on the upper connecting plate (1410), a sliding seat (1408) is arranged on the guide posts (1409) in a sliding fit mode, a piston rod end of the first air cylinder (1411) is connected with the upper end face of the sliding seat (1408), an ultrasonic vibrator (1407) is installed at the lower end of the sliding seat (1408), the lower end of the ultrasonic vibrator (1407) is connected with an upper die (1405) through an amplitude transformer (1406), a lower die (1403) is arranged below the upper die (1405) in a matching mode, the lower die (1403) is installed on a lower die holder (1402), the lower die holder (1402) is arranged on the lower die holder (1409) in a sliding mode, the lower die holder (1402) is connected with the upper end of the sliding seat (1408), and the cam box (1413) is driven by power source (1413);
an included angle (1513) is formed between the blowing plate (1503) and the bottom plate (1501), the included angle (1513) is 50-88 degrees, a first angle (1511) and a second angle (1512) are formed between the guide rail rod (1502) and the bottom plate (1501), the first angle (1511) is 45-70 degrees, and the second angle (1512) is 45-88 degrees;
the length of the lower cutter (1506) is one half of the width of the PVC strip supplied by the PVC unreeling mechanism (1).
2. The machine of claim 1, wherein: the upper die (1405) and the lower die (1403) are provided with matched die cavities (1404), the die cavities (1404) are uniformly distributed, and sealing working surfaces (1412) are arranged between the die cavities (1404) and around the die cavities.
CN201910200280.3A 2019-03-16 2019-03-16 Odd interesting egg packaging machine Active CN109747893B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910200280.3A CN109747893B (en) 2019-03-16 2019-03-16 Odd interesting egg packaging machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910200280.3A CN109747893B (en) 2019-03-16 2019-03-16 Odd interesting egg packaging machine

Publications (2)

Publication Number Publication Date
CN109747893A CN109747893A (en) 2019-05-14
CN109747893B true CN109747893B (en) 2024-02-27

Family

ID=66408901

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910200280.3A Active CN109747893B (en) 2019-03-16 2019-03-16 Odd interesting egg packaging machine

Country Status (1)

Country Link
CN (1) CN109747893B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114132547B (en) * 2021-11-08 2023-05-05 温州职业技术学院 Quick automatic aluminum-plastic blister packagine machine is used in pharmacy
CN114889900A (en) * 2022-05-18 2022-08-12 浙江瑞安华联药机科技有限公司 Automatic blister packaging machine of improved generation convenient to material loading

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102133927A (en) * 2011-01-27 2011-07-27 杭州中亚机械有限公司 Soft bag packing machine
CN103935551A (en) * 2014-04-22 2014-07-23 浙江希望机械有限公司 Bubble cap boxing machine
CN107804500A (en) * 2017-11-28 2018-03-16 王少波 One kind filling is to folded sealing all-in-one
CN209600933U (en) * 2019-03-16 2019-11-08 柯文建 A kind of unusual charm egg package machine

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102015217593A1 (en) * 2015-09-15 2017-03-16 Chocal Aluminiumverpackungen Gmbh Method and device for applying an edge

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102133927A (en) * 2011-01-27 2011-07-27 杭州中亚机械有限公司 Soft bag packing machine
CN103935551A (en) * 2014-04-22 2014-07-23 浙江希望机械有限公司 Bubble cap boxing machine
CN107804500A (en) * 2017-11-28 2018-03-16 王少波 One kind filling is to folded sealing all-in-one
CN209600933U (en) * 2019-03-16 2019-11-08 柯文建 A kind of unusual charm egg package machine

Also Published As

Publication number Publication date
CN109747893A (en) 2019-05-14

Similar Documents

Publication Publication Date Title
CN106239980B (en) High speed non-woven fabric solid bag producer
CN206437286U (en) Box packing machine
US20110027438A1 (en) Hffs packaging method and apparatus for refrigerated dough
CN109747893B (en) Odd interesting egg packaging machine
CN103482100B (en) A kind of disposable hygienic article packing machine and applying method thereof
CN103253400A (en) Vacuum packing machine for forming and filing one-piece bag
CN100396558C (en) Materials packing machine
CN203766116U (en) Corner pasting machine
CN104058128A (en) Boxing machine
CN104886198B (en) A kind of forming method facilitating two layers of food
CN106217946B (en) The integrally formed system of stereoscopic bag
CN104210685B (en) A kind of roll wrapper packed using entire volume film
CN105383723A (en) Automatic sealing and packaging machine for foam, expandable polystyrene, polystyrene foam, pearl wool and sponge products
CN105151360A (en) Four-side sealing and packaging machine
CN203651065U (en) Upper box cover forming device related to paper box forming
CN203318761U (en) One-piece bag forming and filling vacuum packaging machine
CN201092387Y (en) Bag-in-bag full-automatic shaping packer
CN203779953U (en) Economical one-to-two organ bag inner-sheet manufacturing machine
US3244082A (en) Packaging machinery
CN105346140A (en) Adjustable paper box forming and packaging device
CN206106477U (en) Whole molding system of 3D package
CN107804500A (en) One kind filling is to folded sealing all-in-one
CN204916262U (en) Four sides seal packagine machine
CN209600933U (en) A kind of unusual charm egg package machine
CN204323799U (en) The shaping closing device of a kind of foods packing machine

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant