CN108482745B - Packaging cup sealing device with accurate sealing film alignment and high flatness - Google Patents

Packaging cup sealing device with accurate sealing film alignment and high flatness Download PDF

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Publication number
CN108482745B
CN108482745B CN201810430706.XA CN201810430706A CN108482745B CN 108482745 B CN108482745 B CN 108482745B CN 201810430706 A CN201810430706 A CN 201810430706A CN 108482745 B CN108482745 B CN 108482745B
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CN
China
Prior art keywords
sealing film
cup
sealing
film
packaging cup
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Application number
CN201810430706.XA
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Chinese (zh)
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CN108482745A (en
Inventor
赖新庭
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.)
SHANTOU SWEET HAPPINESS CANDY FOOD CO LTD
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SHANTOU SWEET HAPPINESS CANDY FOOD CO LTD
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Priority to CN201810430706.XA priority Critical patent/CN108482745B/en
Publication of CN108482745A publication Critical patent/CN108482745A/en
Application granted granted Critical
Publication of CN108482745B publication Critical patent/CN108482745B/en
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B41/00—Supplying or feeding container-forming sheets or wrapping material
    • B65B41/12—Feeding webs from rolls
    • B65B41/16—Feeding webs from rolls by rollers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B43/00—Forming, feeding, opening or setting-up containers or receptacles in association with packaging
    • B65B43/42—Feeding or positioning bags, boxes, or cartons in the distended, opened, or set-up state; Feeding preformed rigid containers, e.g. tins, capsules, glass tubes, glasses, to the packaging position; Locating containers or receptacles at the filling position; Supporting containers or receptacles during the filling operation
    • B65B43/52—Feeding or positioning bags, boxes, or cartons in the distended, opened, or set-up state; Feeding preformed rigid containers, e.g. tins, capsules, glass tubes, glasses, to the packaging position; Locating containers or receptacles at the filling position; Supporting containers or receptacles during the filling operation using roller-ways or endless conveyors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B43/00—Forming, feeding, opening or setting-up containers or receptacles in association with packaging
    • B65B43/42—Feeding or positioning bags, boxes, or cartons in the distended, opened, or set-up state; Feeding preformed rigid containers, e.g. tins, capsules, glass tubes, glasses, to the packaging position; Locating containers or receptacles at the filling position; Supporting containers or receptacles during the filling operation
    • B65B43/54—Means for supporting containers or receptacles during the filling operation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B51/00—Devices for, or methods of, sealing or securing package folds or closures; Devices for gathering or twisting wrappers, or necks of bags
    • B65B51/10—Applying or generating heat or pressure or combinations thereof
    • B65B51/14—Applying or generating heat or pressure or combinations thereof by reciprocating or oscillating members
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B61/00—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages
    • B65B61/04—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages for severing webs, or for separating joined packages
    • B65B61/06—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages for severing webs, or for separating joined packages by cutting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B61/00—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages
    • B65B61/28—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages for discharging completed packages from machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H23/00—Registering, tensioning, smoothing or guiding webs
    • B65H23/02—Registering, tensioning, smoothing or guiding webs transversely
    • B65H23/032—Controlling transverse register of web
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H23/00—Registering, tensioning, smoothing or guiding webs
    • B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
    • B65H23/18—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web
    • B65H23/182—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web in unwinding mechanisms or in connection with unwinding operations
    • B65H23/1825—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web in unwinding mechanisms or in connection with unwinding operations and controlling web tension
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H23/00—Registering, tensioning, smoothing or guiding webs
    • B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
    • B65H23/18—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web
    • B65H23/195—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web in winding mechanisms or in connection with winding operations
    • B65H23/1955—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web in winding mechanisms or in connection with winding operations and controlling web tension
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H23/00—Registering, tensioning, smoothing or guiding webs
    • B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
    • B65H23/34—Apparatus for taking-out curl from webs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00—Handled material; Storage means
    • B65H2701/10—Handled articles or webs
    • B65H2701/11—Dimensional aspect of article or web
    • B65H2701/113—Size
    • B65H2701/1133—Size of webs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00—Handled material; Storage means
    • B65H2701/10—Handled articles or webs
    • B65H2701/17—Nature of material
    • B65H2701/175—Plastic
    • B65H2701/1752—Polymer film
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2801/00—Application field
    • B65H2801/81—Packaging machines

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Closing Of Containers (AREA)

Abstract

The invention discloses a packaging cup sealing device with accurate sealing film alignment and high flatness, which comprises a film feeding device, a film collecting device, a packaging cup clamp, a hot pressing device and a flattening and aligning device, wherein two ends of the sealing film are connected to the film feeding device and the film collecting device, a packaging cup to be sealed is clamped on the packaging cup clamp, the packaging cup clamp is arranged below the sealing film, the hot pressing device is arranged above the sealing film, the hot pressing device moves downwards to press the sealing film on a cup opening of the packaging cup, the packaging cup clamp is provided with a clamping hole site for clamping the packaging cup to be sealed, the inner diameter of the clamping hole site is smaller than the outer diameter of the packaging cup, the flattening and aligning device is arranged above the sealing film, and the flattening and aligning device moves downwards to squeeze the sealing film. The invention overcomes the defects that the sealing film of the packaging cup is easy to wrinkle and the patterns of the sealing film are difficult to align on the basis of realizing full automation of sealing film, cutting and ejection of the packaging cup.

Description

Packaging cup sealing device with accurate sealing film alignment and high flatness
Technical Field
The invention relates to a packaging cup sealing device, in particular to a packaging cup sealing device with accurate alignment and high flatness of a sealing film.
Background
The packaging cup refers to a general name of various cup-shaped packaging containers used in the packaging industry, has the characteristics of large mouth and small body, and is commonly used for packaging various dairy products; many of the common yoghourt, jelly, chocolate and the like in supermarkets adopt cup-shaped packaging forms, the mouth of a packaging cup needs to be covered and sealed after materials are filled, as most of sealing is a hot pressing process, the sealing film is easy to wrinkle after air expands with heat and contracts with cold to affect the appearance, and especially, the packaging often has product information and the like printed on the sealing film, a purchaser can obviously perceive the wrinkling of the sealing film when reading the product information, and poor quality impression is brought. At present, wrinkles are eliminated by reducing the pressing temperature, shortening the pressing time, replacing the film types and the like, but the effect is poor, and a series of quality problems are brought.
And because the sealing film is printed with product information, when the sealing film is sealed at the cup mouth of the packaging cup, the part printed with the product information needs to be aligned with the cup mouth, and when the pattern or the product information is not aligned with the cup mouth for pressing, the appearance of the packaging cup is obviously reduced, and the strong inferior texture is brought. Most of the current correction systems are perpendicular to the movement direction of the sealing film to adjust, so that the movement direction of the sealing film is guaranteed to be a straight line, and the correction systems lack a device for adjusting the position of the sealing film in the movement direction of the sealing film, and further lack a device capable of slightly adjusting the sealing film in the movement direction of the sealing film.
Disclosure of Invention
The technical problem to be solved by the embodiment of the invention is to provide the packaging cup sealing device with accurate alignment of the sealing film and high flatness, so that the quality and quality of products are greatly improved.
In order to achieve the above purpose, the invention discloses a packaging cup sealing device with accurate sealing film alignment and high flatness, which comprises a film feeding device, a film collecting device, a packaging cup clamp, a hot pressing device and a flattening and aligning device, wherein two ends of the sealing film are connected to the film feeding device and the film collecting device, a packaging cup to be sealed is clamped on the packaging cup clamp, the packaging cup clamp is arranged below the sealing film, the hot pressing device is arranged above the sealing film, the hot pressing device downwards moves to press the sealing film on a cup opening of the packaging cup, the packaging cup clamp is provided with a clamping hole site for clamping the packaging cup to be sealed, the inner diameter of the clamping hole site is smaller than the outer diameter of the packaging cup, the flattening and aligning device is arranged above the sealing film, and the flattening and aligning device downwards moves to press the sealing film.
Preferably, the flattening and aligning device comprises a flattening and aligning driving device, a pressing cutter mounting plate and a pressing cutter, wherein the pressing cutter is mounted on the pressing cutter mounting plate, the pressing cutter mounting plate is connected to the flattening and aligning driving device, and the pressing cutter moves downwards to press a part of sealing films into a gap between two packaging cup clamps.
Preferably, the flattening and aligning device further comprises an aligning sensor, the aligning sensor is arranged above the sealing film, the aligning sensor monitors the position of the sealing film, and the flattening and aligning driving device controls the downward movement distance of the pressing knife according to the feedback of the aligning sensor so as to adjust the position of the sealing film.
Preferably, the sealing device further comprises a trimming device, the trimming device is arranged above the sealing film, the trimming device moves downwards to cut the sealing film, the trimming device comprises a trimming driving device, a cutter head mounting plate and a cutter head, the cutter head is mounted on the cutter head mounting plate, the cutter head mounting plate is connected to the trimming driving device, and the mounting position of the cutter head corresponds to a clamping hole position on the packaging cup clamp.
Preferably, the packaging cup clamping device further comprises an ejection device, the ejection device ejects the packaging cup from the packaging cup clamp, the ejection device comprises an ejection driving device, an ejector rod and an ejector rod mounting plate, the ejector rod is mounted on the ejector rod mounting plate, the ejector rod mounting plate is connected to the ejection driving device, and the mounting position of the ejector rod corresponds to a clamping hole position on the packaging cup clamp.
Preferably, the packaging machine further comprises a clamp conveying device, wherein the clamp conveying device is arranged below the sealing film, the clamp conveying device conveys the packaging cup clamp to sequentially pass through the hot pressing device, the trimming device and the ejection device, the clamp conveying device comprises a conveying driving device and a closed loop chain, the packaging cup clamp is fixedly installed on the closed loop chain, the closed loop chain is driven by the conveying driving device to circularly rotate, and the packaging cup clamp is installed on the closed loop chain.
Preferably, the clamping hole site is a conical hole with a large upper part and a small lower part.
Preferably, the clamping hole site is provided with a clamping step, and the clamping step and the inner wall of the clamping hole site are in cambered surface transition
Preferably, the film feeding device is connected with a tension controller, and the tension controller controls the film feeding device to flatten the sealing film.
Preferably, the film feeding device is connected with a correction controller, and the correction controller controls the film feeding device to correct the output sealing film in real time.
Compared with the prior art, the invention has the beneficial effects that:
the invention overcomes the defects that the sealing film of the packaging cup is easy to wrinkle and the patterns of the sealing film are difficult to align on the basis of realizing full automation of sealing film, cutting and ejection of the packaging cup. The prior packing cup clamps all adopt large hole sites or claw-type clamps to reduce friction, so that the packing cups are easy to put in and take out, and the production efficiency is improved; the pressing knife is arranged between the sealed packaging cup and the unsealed packaging cup, and the sealing film around the sealed packaging cup is flattened and isolated by the pressing knife due to the wrinkles generated by thermal expansion and cold contraction, so that the sealing film above the unsealed packaging cup is not influenced, and the sealing film is smoother; the positions of the sealing films in the film feeding direction can be adjusted slightly by controlling the extrusion depth of the pressing knives, and the patterns are accurately aligned by matching with the sensors; the sealing film is further tightly clung to the flat packing cup clamp by the pressing knife to make the tension of the sealing film larger, which is beneficial to ensuring the flatness of the sealing film.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present invention;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is a schematic perspective view of the package cup clamp in mating relationship;
FIG. 4 is a schematic diagram of the mating relationship of the flattening and aligning apparatus;
the marks in the figure: 1-film feeding device, 2-film collecting device, 3-hot pressing device, 4-trimming device, 5-sealing film, 6-clamp conveying device, 7-ejection device, 8-package cup clamp, 9-package cup, 10-flattening alignment device, 11-new film winding shaft, 12-film feeding flattening roller, 21-waste film winding shaft, 22-film collecting flattening roller, 31-hot pressing driving device, 32-hot pressing head mounting plate, 33-hot pressing head, 41-trimming driving device, 42-cutter head mounting plate, 43-cutter head, 61-first rotating shaft, 62-second rotating shaft, 63-closed loop chain, 71-ejection driving device, 72-ejector rod mounting plate, 73-ejector rod, 81-clamping hole site, 82-clamping ladder, 91-reinforcing ladder, 101-flattening alignment driving device, 102-cutter mounting plate and 103-cutter.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings of fig. 1 to 4.
Referring to fig. 1 to 4, a package cup sealing device with accurate sealing film alignment and high flatness comprises a film feeding device 1, a film collecting device 2, a hot pressing device 3, a trimming device 4, a sealing film 5, a clamp conveying device 6, an ejection device 7, a package cup clamp 8 and a flattening and aligning device 10.
The sealing film 5 both ends are connected respectively on film feeding device 1 and receipts membrane device 2 and move to receipts membrane device 2 from film feeding device 1, sealing film 5 top has set gradually hot press unit 3 along sealing film 5 direction of movement, flattening alignment unit 10, side cut device 4, sealing film 5 below has set up packing cup anchor clamps 8, packing cup 9 clamping is in packing cup anchor clamps 8, flattening alignment unit 10 moves down and extrudes sealing film 5, carry out the fine setting to sealing film 5 in the epaxial position of film feeding, hot press unit 3 moves down and presss from each other on the rim of a cup 9 of packing cup 5 with the accurate sealing film 5 of alignment, side cut device 4 moves down and cuts out sealing film 5 that is laminated at the rim of a cup 9 of packing cup and separate with whole former membrane, packing cup anchor clamps 8 are installed on anchor clamps conveyor 6, anchor clamps conveyor 6 transport packing cup anchor clamps 8 pass through hot press unit 3 in proper order, flattening alignment unit 10, side cut device 4 below, anchor clamps conveyor 6 continue to carry packing cup anchor clamps 8 to push out device 7 below, push out ejection device 7 moves down and will install the packing cup 9 that drops in packing cup 8 of packing cup 8.
The film feeding device 1 comprises a new film winding shaft 11 and a film feeding flattening roller 12, the film collecting device 2 comprises a waste film winding shaft 21 and a film collecting flattening roller 22, the new film winding shaft 11 is connected to the film feeding driving device and driven by the film feeding driving device to rotate to feed films, the waste film winding shaft 21 is connected to the film collecting driving device and driven by the film collecting driving device to rotate to collect films, unused sealing films are wound on the new film winding shaft 11, flattened by the film feeding flattening roller 12, aligned in the moving direction by the flattening alignment device 10, then pressed at the cup opening of the packaging cup 9 by the lower part of the hot pressing device 3, cut below the entering trimming device 4, one part of sealing films are sealed at the cup opening of the packaging cup 9 and move along with the packaging cup, and the rest of sealing films are flattened by the film collecting flattening roller 22 and then wound by the waste film winding shaft 21.
The hot press device 3 comprises a hot press driving device 31, a hot press head mounting plate 32 and a hot press head 33, wherein a plurality of hot press heads 33 are mounted on the hot press head mounting plate 32, the mounting positions of the hot press heads 33 are in one-to-one correspondence with clamping hole sites 81 on the packaging cup clamp 8, and the hot press head mounting plate 32 is connected to the hot press driving device 31 and is driven to move up and down by the hot press driving device 31.
The trimming device 4 comprises a trimming driving device 41, a cutter head mounting plate 42 and cutter heads 43, wherein a plurality of cutter heads 43 are mounted on the cutter head mounting plate 42, the mounting positions of the cutter heads 43 are in one-to-one correspondence with clamping hole sites 81 on the packaging cup clamp 8, and the cutter head mounting plate 42 is connected to the trimming driving device 41 and driven by the trimming driving device 410 to move up and down.
The flattening and aligning device 10 comprises a flattening and aligning driving device 101, a pressing cutter mounting plate 102, a pressing cutter 103 and an aligning sensor 104, wherein the pressing cutter 103 is adjustably mounted through adjusting screws arranged at four corners of the pressing cutter mounting plate 102, the levelness of the pressing cutter can be adjusted through adjusting the adjusting screws at four corners of the pressing cutter mounting plate 102, the pressing cutter mounting plate 102 is connected to the pressing cutter driving device 101, the pressing cutter 103 is driven by the flattening and aligning driving device 101 to move downwards to press the sealing film 5, the contact part of the pressing cutter 103 and the sealing film 5 is in a thin plate shape, a part of the sealing film 5 is extruded into a gap between two package cup fixtures 8, the pressing cutter 103 is arranged between a sealed film package cup and the hot pressing device 3, and wrinkles around the sealed film package cup are not transmitted to the lower part of the hot pressing device 3 along the sealing film 5 but are isolated by the cup pressing cutter, so that the flatness of the sealing film below the hot pressing device 3 is ensured; the position of the sealing film 5 in the film feeding direction can be adjusted by controlling the downward movement distance of the pressing knife 103, the alignment sensor 104 is arranged above the sealing film 5 to monitor the position of the sealing film 5, when the pattern on the sealing film is accurately positioned, the flattening alignment device 10 stops moving, the hot pressing device 3 downwards presses the pattern on the cup mouth of the packaging cup 9, the alignment pressing of the pattern is realized, and the alignment sensor 104 is preferably a photoelectric sensor or a vision sensor.
The film feeding device 1 and the film collecting device 2 adopt driving devices with tension controllers to ensure that the sealing film 5 is leveled, and a deviation correcting machine is arranged between the film feeding device 1 and the hot pressing device 3 to ensure the stability of film feeding, for example, a Taiwan astronomical machine TC002 B+Taiwan astronomical machine EPC-A10 deviation correcting machine is adopted; or the film feeding device 1 directly adopts a deviation rectifying and tension controlling integrated machine, such as a Ke Ruida TCEPC-4A tension deviation rectifying and controlling integrated machine. The deviation rectifying control system can control the position of the sealing film 5 in the axial direction of the winding shaft, and the flattening and aligning device 10 is matched to control the position of the sealing film 5 in the film feeding direction, so that the accurate alignment of patterns can be realized.
Referring to fig. 1 to 4, the process of realizing automatic alignment and leveling of the sealing film in the invention comprises the following steps:
the sealing film 5 is tensioned on the film feeding device 1 and the film collecting device 2, the sealing film 5 moves from the film feeding device 1 to the film collecting device 2, the tension is controlled by the tension controller to keep tensioning, and the correction machine ensures the accuracy of the transverse position; the packaging cup 9 is clamped in the packaging cup clamp 8 and is transported by the clamp transporting device 6 to synchronously move with the sealing film 5, the packaging cup clamp 8 and the sealing film 5 synchronously move to the lower part of the hot pressing device 3 and synchronously stop moving, the pressing knife 103 on the flattening and aligning device 10 moves downwards to press the sealing film 5 to isolate the crease transfer, the longitudinal position of the sealing film 5 is adjusted according to the feedback of the aligning sensor 104, and the hot pressing device 3 moves downwards after the position alignment to press and bond the sealing film 5 on the cup mouth of the packaging cup 9, so that the alignment sealing of the cup mouth of the packaging cup 9 is realized; the packaging cup clamp 8 and the sealing film 5 continue to synchronously move to the lower part of the edge cutting device 4 and then synchronously stop moving, the edge cutting device 4 downwards moves to punch out the sealing film 5 along the outer edge of the cup opening of the packaging cup 9, and after punching out, part of the sealing film 5 attached to the cup opening of the packaging cup 9 is separated from the whole sealing film, so that the sealing film 5 attached to the cup opening of the packaging cup 9 can move along with the packaging cup, and other whole sealing films are rolled up by the film collecting device 2; the sealed packaging cups 9 move to the lower part of the ejection device 7 along with the packaging cup clamp 8, the ejection device 7 is provided with a plurality of ejector rods 73 which are in one-to-one correspondence with the clamping through holes 81 on the packaging cup clamp 8, and the ejector device 7 moves downwards to drive the ejector rods 73 to extend into each clamping hole 81, so that the sealed packaging cups 9 clamped in the clamping holes 81 are ejected.
The above embodiments are only for illustrating the technical concept and features of the present invention, and therefore, it is intended that the present invention can be understood by those skilled in the art and implemented according to the technical concept, and the present invention is not limited to the above embodiments, but modifications made according to the spirit and scope of the main technical solution of the present invention should be included in the scope of the present invention.

Claims (6)

1. The utility model provides a package cup closing device that sealing membrane is accurate, the roughness is high, its characterized in that, including send membrane device, receipts membrane device, package cup anchor clamps, hot press unit, flattening alignment device, side cut device, anchor clamps conveyor, ejecting device, sealing membrane both ends are connected send membrane device with it is last to receive membrane device, wait to seal package cup clamping in on the package cup anchor clamps, package cup anchor clamps set up in the below of sealing membrane, hot press unit set up in the top of sealing membrane, hot press unit down move will the sealing membrane presss from both sides on the rim of a cup of package cup, have on the package cup anchor clamps and be used for the clamping hole site of clamping wait to seal package cup, the internal diameter of clamping hole site is less than the external diameter of package cup, flattening alignment device set up in the top of sealing membrane, the flattening and aligning device moves downwards to extrude the sealing film, the flattening and aligning device comprises a flattening and aligning driving device, a pressing cutter mounting plate and a pressing cutter, the pressing cutter is adjustably mounted through adjusting screws arranged at four corners of the pressing cutter mounting plate, the levelness of the pressing cutter can be adjusted through adjusting the adjusting screws at four corners of the pressing cutter mounting plate, the pressing cutter mounting plate is connected to the flattening and aligning driving device, the pressing cutter is driven by the flattening and aligning driving device to move downwards to extrude the sealing film, the contact part of the pressing cutter and the sealing film is in a thin plate shape, a part of the sealing film is extruded into a gap between two packaging cup fixtures, the pressing cutter is arranged between a sealed film packaging cup and the hot pressing device and is pressed downwards through the pressing cutter, the folds around the sealed film packaging cups are not transferred to the lower part of the hot pressing device along the sealing film; the flattening and aligning device further comprises an aligning sensor, the aligning sensor is arranged above the sealing film, the aligning sensor monitors the position of the sealing film, and the flattening and aligning driving device controls the downward movement distance of the pressing knife according to the feedback of the aligning sensor so as to adjust the position of the sealing film; the trimming device is arranged behind the station of the flattening and aligning device and is used for cutting off the sealing film attached to the mouth of the packaging cup and separating the sealing film from the whole original film;
the clamp conveying device is arranged below the sealing film, conveys the packaging cup clamp to sequentially pass through the hot pressing device, the trimming device and the ejection device, and comprises a conveying driving device and a closed-loop chain, wherein the packaging cup clamp is fixedly arranged on the closed-loop chain, the closed-loop chain is driven by the conveying driving device to circularly rotate, and the packaging cup clamp is arranged on the closed-loop chain;
the packaging cup is ejected from the packaging cup clamp by the ejection device, the ejection device comprises an ejection driving device, an ejector rod and an ejector rod mounting plate, the ejector rod is mounted on the ejector rod mounting plate, the ejector rod mounting plate is connected to the ejection driving device, and the mounting position of the ejector rod corresponds to a clamping hole position on the packaging cup clamp.
2. The packaging cup sealing device with accurate alignment and high flatness of the sealing film according to claim 1, further comprising a trimming device, wherein the trimming device is arranged above the sealing film, the trimming device moves downwards to trim the sealing film, the trimming device comprises a trimming driving device, a cutter head mounting plate and a cutter head, the cutter head is mounted on the cutter head mounting plate, the cutter head mounting plate is connected to the trimming driving device, and the mounting position of the cutter head corresponds to a clamping hole position on the packaging cup clamp.
3. The packaging cup sealing device with accurate alignment and high flatness of the sealing film according to claim 1 or 2, wherein the clamping hole is a conical hole with a large upper part and a small lower part.
4. The packaging cup sealing device with accurate alignment and high flatness of the sealing film according to claim 3, wherein the clamping hole site is provided with a clamping step, and the clamping step and the inner wall of the clamping hole site are in cambered surface transition.
5. The package cup sealing device with accurate alignment and high flatness of sealing film according to claim 4, wherein the film feeding device is connected with a tension controller, and the tension controller controls the film feeding device to flatten the sealing film.
6. The packaging cup sealing device with accurate sealing film alignment and high flatness according to claim 5, wherein the film feeding device is connected with a deviation rectifying controller, and the deviation rectifying controller controls the film feeding device to rectify the output sealing film in real time.
CN201810430706.XA 2018-05-07 2018-05-07 Packaging cup sealing device with accurate sealing film alignment and high flatness Active CN108482745B (en)

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CN112810912A (en) * 2021-02-04 2021-05-18 苏州深创自动化技术有限公司 Bottom sealing heat-shrinkable film packaging machine

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