CN112110267A - Sealing device for automatic cutting of preservative film - Google Patents

Sealing device for automatic cutting of preservative film Download PDF

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Publication number
CN112110267A
CN112110267A CN202011015744.2A CN202011015744A CN112110267A CN 112110267 A CN112110267 A CN 112110267A CN 202011015744 A CN202011015744 A CN 202011015744A CN 112110267 A CN112110267 A CN 112110267A
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CN
China
Prior art keywords
cavity
shaft
transposition
reversing
gear
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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.)
Granted
Application number
CN202011015744.2A
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Chinese (zh)
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CN112110267B (en
Inventor
胡吴红
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.)
Shaodong Jiajie household products Co.,Ltd.
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Shenzhen Tiantong Toys Co Ltd
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Priority to CN202011015744.2A priority Critical patent/CN112110267B/en
Publication of CN112110267A publication Critical patent/CN112110267A/en
Application granted granted Critical
Publication of CN112110267B publication Critical patent/CN112110267B/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H35/00Delivering articles from cutting or line-perforating machines; Article or web delivery apparatus incorporating cutting or line-perforating devices, e.g. adhesive tape dispensers
    • B65H35/04Delivering articles from cutting or line-perforating machines; Article or web delivery apparatus incorporating cutting or line-perforating devices, e.g. adhesive tape dispensers from or with transverse cutters or perforators
    • B65H35/06Delivering articles from cutting or line-perforating machines; Article or web delivery apparatus incorporating cutting or line-perforating devices, e.g. adhesive tape dispensers from or with transverse cutters or perforators from or with blade, e.g. shear-blade, cutters or perforators
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H35/00Delivering articles from cutting or line-perforating machines; Article or web delivery apparatus incorporating cutting or line-perforating devices, e.g. adhesive tape dispensers
    • B65H35/0006Article or web delivery apparatus incorporating cutting or line-perforating devices
    • B65H35/0073Details
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H35/00Delivering articles from cutting or line-perforating machines; Article or web delivery apparatus incorporating cutting or line-perforating devices, e.g. adhesive tape dispensers
    • B65H35/0006Article or web delivery apparatus incorporating cutting or line-perforating devices
    • B65H35/0073Details
    • B65H35/008Arrangements or adaptations of cutting devices
    • B65H35/0086Arrangements or adaptations of cutting devices using movable cutting elements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00Handled material; Storage means
    • B65H2701/10Handled articles or webs
    • B65H2701/17Nature of material
    • B65H2701/175Plastic
    • B65H2701/1752Polymer film

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Abstract

The invention relates to the related field of chemical industry, and discloses a sealing device for automatically cutting a preservative film, which comprises a main box body, wherein a working cavity with a forward opening is arranged in the main box body, the left side and the right side of the working cavity are communicated with rubber wheel slide block cavities symmetrically arranged by taking the working cavity as a center, the left side of the left rubber wheel slide block cavity is communicated with a convex shaft plate cavity, and the upper side of the working cavity is communicated with a cutting knife cavity. Preventing dust from falling into the preservative film.

Description

Sealing device for automatic cutting of preservative film
Technical Field
The invention relates to the related field of chemical industry, in particular to a sealing device for automatically cutting a preservative film.
Background
All the way, application chemical method changes the material composition, the structure or synthetic new material product are called chemical products, the plastic wrap uses ethylene to make through polymerization as the masterbatch, when daily use plastic wrap packs, mostly all be the manual work and tailor, owing to use sharp-pointed article, there may be fish tail user's hidden danger, on the other hand, when having used up the plastic wrap, mostly all directly place on the desktop, can breed a large amount of bacteriums on making the plastic wrap like this, also have many dusts simultaneously and fall on the plastic wrap, the food safety problem of very big influence.
Disclosure of Invention
The invention aims to provide a sealing device for automatically cutting a preservative film, which can overcome the defects in the prior art, thereby improving the practicability of equipment.
The technical scheme adopted by the invention for solving the technical problems is as follows: the sealing device for automatically cutting the preservative film comprises a main box body, wherein a working cavity with a forward opening is arranged in the main box body, the left side and the right side of the working cavity are communicated with rubber wheel slide block cavities symmetrically arranged by taking the working cavity as a center, the left side of the rubber wheel slide block cavity is communicated with a convex shaft plate cavity, the upper side of the working cavity is communicated with a cutting knife cavity, the upper side of the cutting knife cavity is communicated with a cutting knife magnet cavity, the upper side of the cutting knife magnet cavity is communicated with a reversing magnet block cavity symmetrically arranged left and right, the rear side of the working cavity is provided with a transmission bevel gear cavity, the rear side of the transmission bevel gear cavity is provided with a reversing cavity, the left side and the right side of the reversing cavity are communicated with a reversing line wheel cavity symmetrically arranged by taking the reversing cavity as a center, the reversing line wheel cavity is far away from the reversing cavity side and is provided with a reversing baffle cavity, the right side of the reversing baffle cavity is communicated with a reversing line wheel cavity A reversing shaft cavity in the cavity, a transposition cavity is arranged on the right side of the transmission helical gear cavity, a motor gear cavity positioned on the right side of the reversing baffle cavity is communicated with the left side of the transposition cavity, a transposition shaft cavity is communicated with the right side of the transposition cavity, a transposition magnet cavity is communicated with the right side of the transposition cavity, a membrane gear cavity positioned on the right side of the working cavity is arranged on the right side of the transposition magnet cavity, a rubber wheel slider is connected in the rubber wheel slider in a sliding fit manner, a protruding shaft cavity with an opening facing away from the working cavity is arranged in the rubber wheel slider, a main rubber wheel shaft cavity with an opening facing the side close to the working cavity is arranged in the rubber wheel slider, a main rubber wheel shaft extending through the working cavity leftwards to be connected with the main rubber wheel shaft cavity in a sliding fit manner is connected in the main rubber wheel shaft cavity in a sliding fit manner, and a main rubber wheel positioned in the working cavity is, an auxiliary rubber wheel shaft penetrating through the working cavity is fixedly connected in the rubber wheel sliding block, and an auxiliary rubber wheel positioned in the working cavity is fixedly connected on the auxiliary rubber wheel shaft.
On the basis of the technical scheme, protruding axle plate intracavity sliding fit connects and is equipped with the protruding axle plate, protruding axle plate chamber left end wall with fixed connection is equipped with protruding axle plate spring between the protruding axle plate left end face, protruding axle plate right-hand member face fixed connection be equipped with extend right can with the protruding axle of protruding axle chamber butt, working chamber right-hand member wall internal rotation cooperation is connected and is equipped with extend left the working chamber just extends right to the membrane gear shaft in the membrane gear intracavity, the membrane gear shaft is located the right side rubber wheel slider chamber rear side, the terminal fixed connection in membrane gear shaft right side is equipped with the membrane gear.
On the basis of the technical scheme, the end of the left end of the film gear cavity is connected in a rotating fit manner and is provided with a transmission spur gear shaft which extends leftwards into the transposition cavity and rightwards into the film gear cavity, the end of the right side of the transmission spur gear shaft is fixedly connected with a film driven spur gear engaged with the film gear, the end of the left side of the transmission spur gear shaft is fixedly connected with a transmission spur gear, the inner side of the transposition shaft cavity is connected in a rotating fit manner and is provided with a transposition shaft which extends rightwards into the transposition magnet cavity and extends leftwards into the motor gear cavity, the end of the left side of the transposition shaft is fixedly connected with a transposition transmission gear, the upper side of the transposition shaft is fixedly connected with a transposition gear which is positioned in the transposition cavity and can be engaged with the transposition gear engaged with the transmission spur gear, the end of the right side of the transposition shaft, the reversing baffle plate is characterized in that a transposition electromagnet is fixedly connected in the right end wall of the transposition magnet cavity, a transposition spring is fixedly connected between the left end face of the transposition electromagnet and the right end face of the transposition magnet, a motor which is fixedly connected with the main box body and is positioned on the right side of the reversing baffle plate cavity is arranged on the left side of the motor gear cavity, a motor shaft which extends rightwards into the motor gear cavity is fixedly connected on the right end face of the motor shaft, and a motor gear which is meshed with the transposition transmission gear is fixedly connected at the right end of the motor shaft.
On the basis of the technical scheme, the transmission bevel gear shaft which extends rightwards into the transposition cavity and leftwards into the transmission bevel gear cavity is connected in a rotationally matched manner at the right end wall of the transmission bevel gear cavity, the transmission straight gear which can be meshed with the transposition gear is arranged at the tail end of the right side of the transmission bevel gear shaft in a fixedly connected manner, the transmission bevel gear is arranged at the tail end of the left side of the transmission bevel gear shaft in a fixedly connected manner, the transmission bevel gear shaft is arranged at the rear end wall of the transmission bevel gear cavity in a rotationally matched manner and is provided with a driven bevel gear shaft which extends forwards into the transmission bevel gear cavity and extends backwards into the commutation cavity, the driven bevel gear shaft is fixedly connected at the front end of the driven bevel gear shaft in a fixedly connected manner and meshed with the transmission bevel gear, the main transmission bevel, fixed connection is equipped with and is located on the reversing shaft reversing intracavity and can with the reversing bevel gear of final drive helical gear meshing, fixed connection is equipped with and is located on the reversing shaft reversing bevel gear right side and can with the reversing bevel gear of final drive helical gear meshing, spline fit connection is equipped with and is located on the reversing shaft the reversing line wheel of reversing line wheel intracavity, the terminal normal running fit connection in reversing shaft both sides is equipped with the switching-over baffle.
On the basis of the technical scheme, the interior sliding fit connection of cutter magnet cavity is equipped with cutter magnet, the end face fixed connection is equipped with downwardly extending and runs through cutter magnet down cutter cavity extremely the cutter in the working chamber, about cutter magnet both ends face with fixed connection is equipped with switching-over line wheel stay cord between the switching-over line wheel, switching-over magnet piece intracavity sliding fit connection is equipped with the switching-over magnet piece, switching-over magnet piece with fixed connection is equipped with the switching-over baffle stay cord between the switching-over baffle, main box front end face fixed connection is equipped with the enclosed door connecting block, be equipped with the downward closed door cavity of opening in the enclosed door connecting block, the left side of the closed door cavity is equipped with the torsion spring cavity, the right side of the closed door cavity is equipped with the closed door line wheel cavity, the left end wall rotating fit connection of closed door line wheel cavity is equipped with and extends to right the closed door line wheel cavity and runs through to left the closed door cavity The sealing door comprises a sealing door shaft in the cavity, wherein a part of the sealing door shaft is fixedly connected with a sealing door in the sealing door cavity, a torsion spring is fixedly connected between the left end surface of the sealing door shaft and the left end wall of the torsion spring cavity, a sealing door wire wheel is fixedly connected with the tail end of the right side of the sealing door shaft, and a sealing door pull rope is fixedly connected between the sealing door wire wheel and the left side of the rubber wheel slide block.
The invention has the beneficial effects that: this device mutually supports through supplementary rubber wheel and main rubber wheel, it does not have the influence when outwards pulling to reach the plastic wrap, the purpose of being pressed from both sides tightly when inwards pulling, drive through cutting out sword magnet and cut out the sword and carry out reciprocating motion back and forth, reach the automatic plastic wrap of tailorring, be in order to prevent cutter fish tail user, simultaneously when using the plastic wrap to end, the closedown door again, make the work intracavity be in the encapsulated situation, prevent on the one hand that plastic wrap and desktop contact and produce the bacterium, on the other hand, prevent that the dust from falling into on the plastic wrap.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic view of the overall structure of the sealing device for automatically cutting the preservative film.
Fig. 2 is a schematic view of the structure a-a in fig. 1.
Fig. 3 is an enlarged structural diagram of B in fig. 2.
Fig. 4 is a schematic diagram of the structure C-C in fig. 2.
Fig. 5 is a schematic diagram of the structure of D-D in fig. 4.
FIG. 6 is a schematic diagram of the structure of E-E in FIG. 2.
Detailed Description
The invention will now be described in detail with reference to fig. 1-6, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The sealing device for automatically cutting the preservative film, which is disclosed by the accompanying drawings 1-6, comprises a main box body 10, wherein a working chamber 41 with a forward opening is arranged in the main box body 10, the left side and the right side of the working chamber 41 are communicated with rubber wheel slide block chambers 40 which are symmetrically arranged by taking the working chamber 41 as a center, the left side and the left side of the rubber wheel slide block chamber 40 are communicated with and provided with a convex shaft plate chamber 19, the upper side of the working chamber 41 is communicated with and provided with a cutting knife chamber 80, the upper side of the cutting knife chamber 80 is communicated with and provided with a cutting knife magnet chamber 79, the upper side of the cutting knife magnet chamber 79 is communicated with and provided with a reversing magnet block chamber 77 which is symmetrically arranged left and right, the rear side of the working chamber 41 is provided with a transmission bevel gear chamber 21, the rear side of the transmission bevel gear chamber 21 is provided with a reversing chamber 60, the left and right sides of the reversing chamber 60 are provided with reversing line wheel chambers 61 which are symmetrically, the right side of the reversing baffle cavity 82 on the left side is communicated with a reversing shaft cavity 54 which extends through the reversing wire wheel cavity 61 and the reversing cavity 60 to the right side in the reversing baffle cavity 82, the right side of the transmission bevel gear cavity 21 is provided with a transposition cavity 28, the left side of the transposition cavity 28 is communicated with a motor gear cavity 29 positioned on the right side of the reversing baffle cavity 82 on the right side, the right side of the transposition cavity 28 is communicated with a transposition shaft cavity 30, the right side of the transposition shaft cavity 30 is communicated with a transposition magnet cavity 33, the right side of the transposition magnet cavity 33 is provided with a membrane gear cavity 36 positioned on the right side of the working cavity 41, the rubber wheel slide block cavity 40 is connected with a rubber wheel slide block 16 in a sliding fit manner, a convex shaft cavity 39 with an opening towards the side far away from the working cavity 41 is arranged in the rubber wheel slide block 16, and a main rubber wheel shaft cavity 15 with an opening towards the side, the right main rubber wheel shaft cavity 15 is connected with a main rubber wheel shaft 14 in a sliding fit mode, the main rubber wheel shaft 14 extends leftwards to penetrate through the working cavity 41 and is connected with the left main rubber wheel shaft cavity 15 in a sliding fit mode, a main rubber wheel 13 located in the working cavity 41 is fixedly connected to the main rubber wheel shaft 14, an auxiliary rubber wheel shaft 11 penetrating through the working cavity 41 is fixedly connected to the rubber wheel slider 16, and an auxiliary rubber wheel 12 located in the working cavity 41 is fixedly connected to the auxiliary rubber wheel shaft 11.
In addition, in an embodiment, sliding fit connects in protruding axletree board chamber 19 and is equipped with protruding axletree board 20, protruding axletree board chamber 19 left end wall with fixed connection is equipped with protruding axletree board spring 18 between the left end face of protruding axletree board 20, protruding axletree board 20 right end face fixed connection be equipped with right extend to can with protruding axletree 38 of axletree chamber 39 butt, 41 right end wall internal rotation of working chamber in-wall sliding fit connect be equipped with extend to left in working chamber 41 and extend to right the interior membrane gear axle 37 of membrane gear chamber 36, membrane gear axle 37 is located the right side rubber wheel slider chamber 40 rear side, the terminal fixed connection in membrane gear axle 37 right side is equipped with membrane gear 62.
In addition, in an embodiment, the end normal running fit connection in the left end of membrane gear chamber 36 is equipped with and extends to left in transposition chamber 28 and extend to right the transmission spur gear shaft 46 in membrane gear chamber 36, the terminal fixed connection in transmission spur gear shaft 46 right side be equipped with the driven spur gear 35 of membrane gear 62 meshing, the terminal fixed connection in transmission spur gear shaft 46 left side is equipped with transmission spur gear 47, the end normal running fit connection in transposition shaft chamber 30 is equipped with and extends to right in transposition magnet chamber 33 and extend to left transposition chamber 28 extremely transposition axle 43 in motor gear chamber 29, the terminal fixed connection in transposition axle 43 left side is equipped with transposition drive gear 25, fixed connection is equipped with on transposition axle 43 be located in transposition chamber 28 and can with the transposition gear 44 of transmission spur gear 47 meshing, the terminal normal running fit connection in transposition axle 43 right side be equipped with the transposition of magnet chamber 33 sliding fit connection The reversing baffle plate device comprises a position magnet 31, a transposition electromagnet 34 is fixedly connected in the right end wall of a transposition magnet cavity 33, a transposition spring 32 is fixedly connected between the left end face of the transposition electromagnet 34 and the right end face of the transposition magnet 31, a motor 24 which is fixedly connected with the main box body 10 and is located on the right side of the reversing baffle plate cavity 82 is arranged on the left side of the motor gear cavity 29, a motor shaft 27 which extends rightwards into the motor gear cavity 29 is fixedly connected on the right end face of the motor shaft 27, and a motor gear 26 which is meshed with the transposition transmission gear 25 is fixedly connected at the right end of the motor shaft 27.
In addition, in one embodiment, a transmission bevel gear shaft 42 extending rightwards into the transposition cavity 28 and leftwards into the transmission bevel gear cavity 21 is arranged on the right end wall of the transmission bevel gear cavity 21 in a rotationally matching manner, a transmission spur gear 45 capable of being meshed with the transposition gear 44 is fixedly connected to the right end of the transmission bevel gear shaft 42, a transmission bevel gear 22 is fixedly connected to the left end of the transmission bevel gear shaft 42, a driven bevel gear shaft 58 extending forwards into the transmission bevel gear cavity 21 and backwards into the reversing cavity 60 is arranged on the rear end wall of the transmission bevel gear cavity 21 in a rotationally matching manner, a driven bevel gear 23 meshed with the transmission bevel gear 22 is fixedly connected to the front end of the driven bevel gear shaft 58, a main transmission bevel gear 59 is fixedly connected to the rear end of the driven bevel gear shaft 58, the reversing shaft 56 is arranged in the reversing shaft cavity 54 in a sliding fit connection mode, the reversing bevel gear 55 which is located in the reversing cavity 60 and can be meshed with the main transmission bevel gear 59 is fixedly connected to the reversing shaft 56, the reversing bevel gear 57 which is located on the right side of the reversing bevel gear 55 and can be meshed with the main transmission bevel gear 59 is fixedly connected to the reversing shaft 56, the reversing wire wheels 52 which are located in the reversing wire wheel cavity 61 are arranged on the reversing shaft 56 in a spline fit connection mode, and the reversing baffle plates 51 are arranged at the tail ends of the two sides of the reversing shaft 56 in a rotating fit connection mode.
In addition, in one embodiment, the cutting knife magnet 78 is disposed in the cutting knife magnet cavity 79 in a sliding fit connection, the lower end surface of the cutting knife magnet 78 is fixedly connected with a cutting knife 81 extending downward and penetrating through the cutting knife cavity 80 to the working cavity 41, the reversing wire wheel pull rope 53 is fixedly connected between the left and right end surfaces of the cutting knife magnet 78 and the reversing wire wheel 52, the reversing magnet block 76 is disposed in the reversing magnet block cavity 77 in a sliding fit connection, the reversing baffle pull rope 50 is fixedly connected between the reversing magnet block 76 and the reversing baffle 51, the front end surface of the main box 10 is fixedly connected with a closed door connecting block 83, a closed door cavity 73 with a downward opening is disposed in the closed door connecting block 83, a torsion spring cavity 70 is disposed on the left side of the closed door cavity 73, a closed door wire wheel cavity 75 is disposed on the right side of the closed door cavity 73, the left end wall of the closed door wire wheel cavity 75 is connected in a rotating fit mode and provided with a closed door wire wheel 72, the closed door wire wheel cavity 75 is internally provided with a right extending part and extends leftwards to penetrate through the closed door cavity 73 to a closed door shaft 69 in the torsion spring cavity 70, a part of the closed door shaft 69 is fixedly connected with the closed door 72 in the closed door cavity 73, the left end face of the closed door shaft 69 is fixedly connected with the left end wall of the torsion spring cavity 70 and is provided with a torsion spring 71, the right end of the closed door shaft 69 is fixedly connected with a closed wire wheel 74, and the closed wire wheel 74 and the left side are fixedly connected with a closed door pull rope 48 between the rubber wheel slide blocks 16.
The fixing and connecting method in this embodiment includes, but is not limited to, bolting, welding, and the like.
As shown in fig. 1-6, when the apparatus of the present invention is in the initial state, the protruding shaft 38 is in the protruding shaft cavity 39, the transposition gear 44 is engaged with the spur gear 45 and is not engaged with the spur gear 47, the closed door 72 is in the vertical state and just closes the working cavity 41, the cutting blade magnet 78 is at the rightmost side in the cutting blade magnet cavity 79, the right-side reversing magnet block 76 is at the bottommost side in the right-side reversing magnet block cavity 77, the left-side reversing magnet block 76 is at the topmost side in the left-side reversing magnet block cavity 77, and the reversing bevel gear 55 is engaged with the main transmission bevel gear 59 and is not engaged with the reversing bevel gear 57;
sequence of mechanical actions of the whole device:
when the preservative film is required to be used, the closing door 72 is directly lifted, the closing door 72 drives the closing door shaft 69 to rotate, the closing door shaft 69 rotates to overcome the torsion of the torsion spring 71 to drive the closing door wire wheel 74 to rotate, the closing door wire wheel 74 rotates to pull the rubber wheel slide block 16 to move forwards through the closing door pull rope 48, so that the convex shaft 38 moves leftwards through the convex shaft plate 20 to overcome the thrust of the convex shaft plate spring 18 until the convex shaft 38 is completely separated from the butt joint with the convex shaft cavity 39, meanwhile, the auxiliary rubber wheel 12 and the main rubber wheel 13 clamp the preservative film to move to the outside from the working cavity 41, the preservative film is pulled to ensure that the main rubber wheel 13 does not clamp the preservative film under the restriction of the main rubber wheel shaft 14 and the main rubber wheel shaft cavity 15, the preservative film is pulled to simultaneously drive the film gear 62 to rotate through the film gear shaft 37, the film gear 62 rotates to drive the transmission spur gear shaft 46 through the film driven spur gear shaft 35, thereby causing spur gear 47 to idle;
when the wrapping is finished, the motor 24 can be started to rotate, the motor 24 drives the motor gear 26 to rotate through the motor shaft 27, the motor gear 26 rotates to drive the transposition shaft 43 to rotate through the transposition transmission gear 25 and drive the transmission straight gear 45 to rotate through the transposition gear 44, the transmission straight gear 45 rotates to drive the transmission helical gear 22 to rotate through the transmission helical gear shaft 42, the transmission helical gear 22 rotates to drive the driven helical gear shaft 58 to rotate through the driven helical gear 23, the driven helical gear shaft 58 rotates to drive the reversing bevel gear 55 to rotate through the main transmission helical gear 59, the reversing bevel gear 55 rotates to drive the reversing wire wheel 52 to rotate through the reversing shaft 56, and therefore the magnet 78 of the cutting knife is pulled to move leftwards through the reversing wire wheel pull rope 53, and the purpose of cutting the preservative;
when the cutting knife magnet 78 moves to the leftmost side, the adsorption left reversing magnet block 76 pulls the left reversing baffle 51 to move leftwards through the left reversing baffle pull rope 50, the left reversing baffle 51 moves leftwards and drives the reversing bevel gear 57 to be meshed with the main transmission bevel gear 59 through the reversing shaft 56, the reversing bevel gear 55 is disengaged from the main transmission bevel gear 59, and meanwhile, the right reversing baffle 51 pulls the right reversing magnet block 76 to move upwards through the right reversing baffle pull rope 50;
when the cutter magnet 78 moves to the leftmost end, the transposition electromagnet 34 is electrified, the adsorption transposition magnet 31 overcomes the thrust of the transposition spring 32, the transposition gear 44 is driven by the transposition shaft 43 to be meshed with the transmission spur gear 47, the transposition gear 44 is disengaged from the transmission spur gear 45, the transposition gear 44 rotates, the transmission spur gear shaft 46 is driven by the transmission spur gear 47 to rotate, the transmission spur gear shaft 46 rotates, the film gear 62 rotates, the film gear shaft 37 rotates, the preservative film moves backwards, the main rubber wheel 13 and the auxiliary rubber wheel 12 clamp the preservative film together under the limitation of the main rubber wheel shaft cavity 15 through the main rubber wheel shaft 14, the rubber wheel slide block 16 is driven to move backwards, the sealing door shaft 69 drives the sealing door 72 to rotate under the combined action of the pulling force of the sealing door pulling rope 48 and the elastic force of the torsion spring 71 until the sealing door 72 just closes to work The cavity 41 and the protruding shaft 38 are reset under the thrust of the protruding shaft plate spring 18, at this time, the motor 24 stops rotating, the transposition electromagnet 34 is de-energized, and the transposition gear 44 is reset.
The invention has the beneficial effects that: this device mutually supports through supplementary rubber wheel and main rubber wheel, it does not have the influence when outwards pulling to reach the plastic wrap, the purpose of being pressed from both sides tightly when inwards pulling, drive through cutting out sword magnet and cut out the sword and carry out reciprocating motion back and forth, reach the automatic plastic wrap of tailorring, be in order to prevent cutter fish tail user, simultaneously when using the plastic wrap to end, the closedown door again, make the work intracavity be in the encapsulated situation, prevent on the one hand that plastic wrap and desktop contact and produce the bacterium, on the other hand, prevent that the dust from falling into on the plastic wrap.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims (5)

1. The utility model provides a sealing device that plastic wrap was automatic to be tailor, includes the main tank body, its characterized in that: a working cavity with a forward opening is arranged in the main box body, the left side and the right side of the working cavity are communicated and provided with rubber wheel slide block cavities which are arranged by taking the working cavity as central symmetry, the left side of the rubber wheel slide block cavity is communicated and provided with a convex shaft plate cavity, the upper side of the working cavity is communicated and provided with a cutting knife cavity, the upper side of the cutting knife cavity is communicated and provided with a cutting knife magnet cavity, the upper side of the cutting knife magnet cavity is communicated and provided with reversing magnet block cavities which are arranged by left-right symmetry, the rear side of the working cavity is provided with a transmission bevel gear cavity, the rear side of the transmission bevel gear cavity is provided with a reversing cavity, the left side and the right side of the reversing cavity are provided with reversing line wheel cavities which are arranged by taking the reversing cavity as central symmetry, the reversing line wheel cavities are far away from the reversing cavity side and are provided with a reversing baffle cavity, the right side of the reversing baffle cavity, the right side of the transmission helical gear cavity is provided with a transposition cavity, the left side of the transposition cavity is communicated with a motor gear cavity positioned on the right side of the reversing baffle cavity, the right side of the transposition cavity is communicated with a transposition shaft cavity, the right side of the transposition shaft cavity is communicated with a transposition magnet cavity, the right side of the transposition magnet cavity is provided with a film gear cavity positioned on the right side of the working cavity, the rubber wheel slide block cavity is internally connected with a rubber wheel slide block in a sliding fit manner, the rubber wheel slide block is internally provided with a convex shaft cavity with an opening facing away from the working cavity side, the rubber wheel slide block is internally provided with a main rubber wheel shaft cavity with an opening facing close to the working cavity side, the main rubber wheel shaft cavity on the right side is internally connected with a main rubber wheel shaft which extends leftwards to be connected with the main rubber wheel shaft cavity on the left side in a sliding fit manner, and a main, an auxiliary rubber wheel shaft penetrating through the working cavity is fixedly connected in the rubber wheel sliding block, and an auxiliary rubber wheel positioned in the working cavity is fixedly connected on the auxiliary rubber wheel shaft.
2. The sealing device for automatically cutting the preservative film according to claim 1, wherein: protruding axle plate intracavity sliding fit connects and is equipped with the protruding axle plate, protruding axle plate chamber left end wall with fixed connection is equipped with protruding axle plate spring between the protruding axle plate left end face, protruding axle plate right-hand member face fixed connection be equipped with right extend to can with the protruding axle of protruding axle chamber butt, the connection of working chamber right-hand member intramural rotating fit is equipped with extend to left the working intracavity and extend to right the membrane gear shaft of membrane gear intracavity, the membrane gear shaft is located the right side rubber wheel slider chamber rear side, the terminal fixed connection in membrane gear shaft right side is equipped with the membrane gear.
3. The sealing device for automatically cutting the preservative film according to claim 1, wherein: the end of the left end of the film gear cavity is connected with a transmission spur gear shaft which extends leftwards into the transposition cavity and rightwards into the film gear cavity, the end of the right side of the transmission spur gear shaft is fixedly connected with a film driven spur gear engaged with the film gear, the end of the left side of the transmission spur gear shaft is fixedly connected with a transmission spur gear, the end of the transposition shaft in the transposition cavity is connected with a transposition shaft which extends rightwards into the transposition magnet cavity and extends leftwards into the transposition cavity and penetrates through the transposition cavity to the motor gear cavity, the end of the left side of the transposition shaft is fixedly connected with a transposition transmission gear, the transposition shaft is fixedly connected with a transposition gear which is positioned in the transposition cavity and can be engaged with the transmission spur gear, and the end of the right side of the transposition shaft is rotatably connected with a transposition magnet engaged with the transposition magnet cavity, the reversing baffle plate is characterized in that a transposition electromagnet is fixedly connected in the right end wall of the transposition magnet cavity, a transposition spring is fixedly connected between the left end face of the transposition electromagnet and the right end face of the transposition magnet, a motor which is fixedly connected with the main box body and is positioned on the right side of the reversing baffle plate cavity is arranged on the left side of the motor gear cavity, a motor shaft which extends rightwards into the motor gear cavity is fixedly connected on the right end face of the motor shaft, and a motor gear which is meshed with the transposition transmission gear is fixedly connected at the right end of the motor shaft.
4. The sealing device for automatically cutting the preservative film according to claim 1, wherein: the transmission bevel gear shaft is arranged in the right end wall of the transmission bevel gear cavity in a rotationally matched manner, extends rightwards into the transposition cavity and extends leftwards into the transmission bevel gear cavity, the tail end of the right side of the transmission bevel gear shaft is fixedly connected with a transmission straight gear capable of being meshed with the transposition gear, the tail end of the left side of the transmission bevel gear shaft is fixedly connected with a transmission bevel gear, the tail end of the rear end wall of the transmission bevel gear cavity is rotationally matched with a driven bevel gear shaft capable of extending forwards into the transmission bevel gear cavity and extending backwards into the commutation cavity, the tail end of the front side of the driven bevel gear shaft is fixedly connected with a driven bevel gear meshed with the transmission bevel gear, the tail end of the rear side of the driven bevel gear shaft is fixedly connected with a main transmission bevel gear, the inner sliding matched and connected with a commutation shaft, the upper fixed connection of the commutation shaft is provided with a, the reversing bevel gear is characterized in that a reversing bevel gear which is located on the right side of the reversing bevel gear and can be meshed with the main transmission bevel gear is fixedly connected to the reversing shaft, a reversing wire wheel which is located in a reversing wire wheel cavity is connected to the reversing shaft in a spline fit mode, and reversing baffles are connected to the tail ends of the two sides of the reversing shaft in a rotating fit mode.
5. The sealing device for automatically cutting the preservative film according to claim 1, wherein: the cutting knife magnet is arranged in the cutting knife magnet cavity in a sliding fit connection mode, the lower end face of the cutting knife magnet is fixedly connected with a cutting knife which extends downwards to penetrate through the cutting knife cavity into the working cavity, the left end face and the right end face of the cutting knife magnet are fixedly connected with reversing wire wheel pull ropes, the reversing magnet block is arranged in the reversing magnet block cavity in a sliding fit connection mode, the reversing magnet block is fixedly connected with reversing baffle pull ropes, the front end face of the main box body is fixedly connected with a closed door connecting block, a closed door cavity with a downward opening is arranged in the closed door connecting block, a torsion spring cavity is arranged on the left side of the closed door cavity, a closed door wire wheel cavity is arranged on the right side of the closed door cavity, a closed door shaft which extends rightwards into the closed door wire wheel cavity and extends leftwards to penetrate through the closed door cavity to the torsion spring cavity is arranged on the left end wall of the closed door wire wheel cavity, the sealing door is characterized in that a sealing door with a part located in the sealing door cavity is fixedly connected to the sealing door shaft, a torsion spring is fixedly connected between the left end face of the sealing door shaft and the left end wall of the torsion spring cavity, a sealing door wire wheel is fixedly connected to the right end of the sealing door shaft, and a sealing door pull rope is fixedly connected between the sealing door wire wheel and the left side rubber wheel slide block.
CN202011015744.2A 2020-09-24 2020-09-24 Sealing device for automatic cutting of preservative film Active CN112110267B (en)

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2464900A (en) * 1999-02-10 2000-08-29 Ku Heung Chung Cutting machine for plastic films
CN103496607A (en) * 2013-10-21 2014-01-08 郭创忠 Preservative film packing box with guide rail cutting device
JP2014534906A (en) * 2011-09-28 2014-12-25 バービル,タンジュ Aluminum foil and stretched film cutting machine
CN109159489A (en) * 2018-10-25 2019-01-08 宁波杭州湾新区第九区科技服务有限公司 A kind of fresh-keeping packaging bag processing unit (plant) and its application method
CN109606828A (en) * 2018-12-17 2019-04-12 深圳市安达工业设计有限公司 A kind of house wrap film packing machine
CN209367518U (en) * 2018-12-31 2019-09-10 盐城市大丰恒力机械有限公司 A kind of house wrap film guillotine
CN211003780U (en) * 2019-10-30 2020-07-14 江苏洁雅家居用品有限公司 Cutting device of freshness protection package bag making machine

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2464900A (en) * 1999-02-10 2000-08-29 Ku Heung Chung Cutting machine for plastic films
JP2014534906A (en) * 2011-09-28 2014-12-25 バービル,タンジュ Aluminum foil and stretched film cutting machine
CN103496607A (en) * 2013-10-21 2014-01-08 郭创忠 Preservative film packing box with guide rail cutting device
CN109159489A (en) * 2018-10-25 2019-01-08 宁波杭州湾新区第九区科技服务有限公司 A kind of fresh-keeping packaging bag processing unit (plant) and its application method
CN109606828A (en) * 2018-12-17 2019-04-12 深圳市安达工业设计有限公司 A kind of house wrap film packing machine
CN209367518U (en) * 2018-12-31 2019-09-10 盐城市大丰恒力机械有限公司 A kind of house wrap film guillotine
CN211003780U (en) * 2019-10-30 2020-07-14 江苏洁雅家居用品有限公司 Cutting device of freshness protection package bag making machine

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