CN220640451U - Packaging machine and bag opening device thereof - Google Patents

Packaging machine and bag opening device thereof Download PDF

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Publication number
CN220640451U
CN220640451U CN202322200119.0U CN202322200119U CN220640451U CN 220640451 U CN220640451 U CN 220640451U CN 202322200119 U CN202322200119 U CN 202322200119U CN 220640451 U CN220640451 U CN 220640451U
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China
Prior art keywords
transmission
connecting rod
transmission shaft
seat
bag
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CN202322200119.0U
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Chinese (zh)
Inventor
蔡旭光
蔡建武
尤传浩
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Wenzhou Kedi Machinery Co ltd
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Wenzhou Kedi Machinery Co ltd
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Abstract

The utility model discloses a packaging machine and a bag opening device thereof, and relates to the field of packaging machines, wherein the packaging machine comprises two adsorption mechanisms which are oppositely arranged and correspond to the bag openings of packaging bags, an installation seat for the hinged installation of the adsorption mechanisms and a moving mechanism for driving the adsorption mechanisms to move; the adsorption mechanism is provided with a first action driven by the moving mechanism to move forwards and approach the outer wall of the packaging bag, and a second action driven by the moving mechanism to move backwards. The utility model has the advantages of good bag opening effect and good working stability.

Description

Packaging machine and bag opening device thereof
Technical Field
The utility model relates to the field of packaging machines, in particular to a packaging machine and a bag opening device thereof.
Background
A bag opening device of a packaging machine in the prior art is a bag feeding type packaging machine disclosed in the publication No. CN219172816U at 2023, 6 and 13, wherein a bag opening swing arm is driven to move oppositely through a connecting rod mechanism, then a sucker on the bag opening swing arm adsorbs a packaging bag, then the bag opening swing arm makes a separation movement, and the packaging bag is opened; the structure realizes the opening of the bag mouth of the packaging bag through the opposite and opposite movement of the swing arm, but the structure is only suitable for the packaging bag with the easily opened bag mouth, and the defect of poor bag opening effect exists when the structure faces to the zipper bag.
Disclosure of Invention
In order to overcome the defects of the background technology, the utility model provides the bag opening device of the packaging machine, which has good bag opening effect and good working stability.
The utility model adopts the technical scheme that: a bag opening device of a packaging machine comprises two opposite adsorption mechanisms corresponding to the bag openings of packaging bags, a mounting seat (11) for hinged mounting of the adsorption mechanisms and a moving mechanism for driving the adsorption mechanisms to move; the adsorption mechanism is provided with a first action driven by the moving mechanism to move forwards and approach the outer wall of the packaging bag, and a second action driven by the moving mechanism to move backwards.
The position of the zipper of the suction mechanism and the position of the zipper of the packaging bag mouth are offset, and the suction mechanism forms an inclined tearing force on the zipper of the packaging bag mouth when performing the second action.
The moving mechanism includes:
the driving piece is fixedly arranged at one end of the mounting seat;
the first connecting rod is hinged to the mounting seat;
one end of the first connecting rod is hinged with the output end of the driving piece, the other end of the first connecting rod is hinged with the adsorption mechanism, and a second connecting rod for hinged connection of the adsorption mechanism and the mounting seat is arranged between the adsorption mechanism and the mounting seat.
The adsorption mechanism comprises a sucker frame and a suction cover arranged on the sucker frame.
The device also comprises a transmission mechanism for driving the two adsorption mechanisms to do opposite and opposite movement, and the output end of the transmission mechanism is fixedly connected with the mounting seat.
The transmission mechanism comprises a first transmission seat, a vertically arranged pull rod, a first transmission shaft and a second transmission shaft which are rotatably arranged on the first transmission seat, a third connecting rod which is in linkage connection with the first transmission shaft is arranged between the pull rod and the first transmission shaft, and a connecting rod assembly which is in linkage connection with the first transmission shaft and the second transmission shaft is arranged in parallel between the first transmission shaft and the second transmission shaft; and the first transmission shaft and the second transmission shaft are respectively provided with a first support rod frame for installing the installation seat.
One end of the third connecting rod is fixedly connected with the first transmission shaft, and the other end of the third connecting rod is hinged with the pull rod; the connecting rod assembly comprises a fourth connecting rod fixedly connected with the first transmission shaft, a fifth connecting rod fixedly connected with the second transmission shaft and a sixth connecting rod hinged with the fourth connecting rod and the fifth connecting rod.
The transmission mechanism comprises a second transmission seat, a rotating shaft vertically arranged and in running fit with the second transmission seat, a gear sleeved on the rotating shaft and arranged in the second transmission seat, and a first rack and a second rack which are slidably arranged in the second transmission seat and are respectively positioned at two sides of the gear; the first rack and the second rack are respectively meshed with the gear, and the second support rod frames for installing the installation seats are respectively installed on the first rack and the second rack.
The second transmission seat is provided with a first guide shaft and a second guide shaft which are in sliding fit, and the first guide shaft is parallel to the first rack and the second guide shaft is parallel to the second rack and is fixedly connected with the tail end of the second rack.
And the first transmission seat is provided with an air blowing pipe which is opposite to the position of the bag opening of the packaging bag.
The utility model also provides another technical scheme, a packaging machine comprises a rotary table device, and a bag feeding device, a code scanning device, a feeding device, a heat sealing device and a shaping output device which are circumferentially arranged around the rotary table device, wherein the bag opening device is arranged between the code scanning device and the feeding device.
The beneficial effects of the utility model are as follows: the adsorption mechanism of this technical scheme is driven by moving mechanism and carries out opposite phase and keep away the motion, and after adsorption mechanism adsorbed wrapping bag both sides wall, moving mechanism drove adsorption mechanism backward and remove, adsorption mechanism's adsorption point and sack zip fastener are the skew moreover, will form the effort that a slope was torn in wrapping bag both sides like this, can be applicable to multiple wrapping bag including the zip fastener bag, has the advantage that it is effectual to open the bag, job stabilization nature is good.
Drawings
Fig. 1 is a schematic structural view of a packaging machine according to an embodiment of the present utility model.
Fig. 2 is a schematic structural diagram of the first embodiment.
Fig. 3 is a schematic view of another angle structure of the first embodiment.
Fig. 4 is a schematic structural view of the adsorption mechanism.
Fig. 5 is a schematic structural diagram of the second embodiment.
Fig. 6 is a schematic diagram of a structure with the second transmission seat removed in the second embodiment.
Detailed Description
Embodiments of the utility model are further described below with reference to the accompanying drawings:
as shown in the figure, the bag opening device of the packaging machine comprises two opposite adsorption mechanisms corresponding to the bag openings of the packaging bags, a mounting seat 11 for hinged mounting of the adsorption mechanisms and a moving mechanism for driving the adsorption mechanisms to move; the adsorption mechanism is provided with a first action driven by the moving mechanism to move forwards and approach the outer wall of the packaging bag, and a second action driven by the moving mechanism to move backwards; the position of the zipper of the bag mouth of the packaging bag is offset, and the adsorption mechanism forms an inclined tearing force on the zipper of the bag mouth when performing a second action; the adsorption mechanism of this technical scheme is driven by moving mechanism and carries out opposite phase and keep away the motion, and after adsorption mechanism adsorbed wrapping bag both sides wall, moving mechanism drove adsorption mechanism backward and remove, adsorption mechanism's adsorption point and sack zip fastener are the skew moreover, will form the effort that a slope was torn in wrapping bag both sides like this, can be applicable to multiple wrapping bag including the zip fastener bag, has the advantage that it is effectual to open the bag, job stabilization nature is good.
The structure can conveniently open the zipper bags, and is certainly applicable to opening all common bags.
The moving mechanism includes:
a driving member 12 fixedly installed at one end of the installation seat 11;
a first link 14 hinged to the mounting base 11;
one end of the first connecting rod 14 is hinged with the output end of the driving piece 12, the other end of the first connecting rod is hinged with the adsorption mechanism, and a second connecting rod 15 which is hinged and connected with the adsorption mechanism and the mounting seat 11 is arranged between the adsorption mechanism and the mounting seat 11; the driving piece adopts the cylinder, hydro-cylinder or flexible motor, as shown in fig. 4, and the driving piece contracts, can drive sucking disc frame along rear track motion through first connecting rod, just so can form a slope to the sack zip fastener and tear the power, just then open the wrapping bag very easily.
The adsorption mechanism comprises a sucker frame 13 and a suction cover 16 arranged on the sucker frame, and the suction cover tightly adsorbs two side walls of the packaging bag to prevent the two from separating.
The device also comprises a transmission mechanism for driving the two adsorption mechanisms 1 to move in opposite and opposite directions, and the output end of the transmission mechanism is fixedly connected with the mounting seat; the transmission mechanism of the technical scheme has two embodiments;
embodiment one: the transmission mechanism comprises a first transmission seat 21, a vertically arranged pull rod 22, a first transmission shaft 23 and a second transmission shaft 24 which are rotatably arranged on the first transmission seat 21, a third connecting rod 25 which is in linkage connection with the first transmission shaft 22 and the second transmission shaft 23 is arranged between the pull rod 22 and the first transmission shaft 23, the first transmission shaft 23 and the second transmission shaft 24 are arranged in parallel, and a connecting rod assembly which is in linkage connection with the first transmission shaft 23 and the second transmission shaft 24 is arranged between the first transmission shaft and the second transmission shaft; the first transmission shaft 23 and the second transmission shaft 24 are respectively provided with a first support rod bracket for installing the installation seat 11;
one end of the third connecting rod 25 is fixedly connected with the first transmission shaft 23, and the other end of the third connecting rod is hinged with the pull rod 22; the connecting rod assembly comprises a fourth connecting rod 26 fixedly connected with the first transmission shaft 23, a fifth connecting rod 27 fixedly connected with the second transmission shaft 24 and a sixth connecting rod 28 hinged with the fourth connecting rod 26 and the fifth connecting rod 27; the bottom of the pull rod is provided with a power assembly (not shown) for providing pulling force, the pull rod drives the first transmission shaft to rotate through the third connecting rod, and the first transmission shaft drives the second transmission shaft to synchronously and reversely rotate through the connecting rod assembly, so that two oppositely arranged adsorption mechanisms can oppositely and separately move.
Embodiment two: the transmission mechanism comprises a second transmission seat 31, a rotating shaft 32 vertically arranged and in running fit with the second transmission seat 31, a gear 33 sleeved on the rotating shaft 32 and arranged in the second transmission seat 31, a first rack 34 and a second rack 35 which are slidably arranged in the second transmission seat 31 and are respectively positioned at two sides of the gear 33; the first rack 34 and the second rack 35 are respectively meshed with the gear 33, and the first rack 34 and the second rack 35 are respectively provided with a second support bracket 36 for installing the installation seat 11; the lower end of the rotating shaft is provided with a power structure (not shown) for driving the rotating shaft to rotate, the rotating shaft drives the gear to rotate positively and negatively, the rotation of the gear can drive the first rack and the second rack on two sides to move linearly, and the movement directions of the first rack and the second rack are opposite; the first rack moves forwards and the second rack moves backwards, the two opposite adsorption mechanisms move oppositely, the first rack moves backwards and the second rack moves forwards, and the two adsorption mechanisms move away from each other.
The second transmission seat 31 is provided with a first guide shaft 37 and a second guide shaft 38 which are in sliding fit, the first guide shaft 37 and the first rack 34 are arranged in parallel, the second guide shaft 38 and the second rack 35 are fixedly connected at the tail end, and the first guide shaft and the second guide shaft provide precision assurance for the linear motion of the first rack and the second rack.
The first embodiment is a reciprocating swing type, and the second embodiment is a horizontal reciprocating type, different from the movement type of the adsorption mechanism of the second embodiment.
The first transmission seat 21 is provided with a blowing pipe 29 which is opposite to the position of the bag mouth of the packaging bag and is helpful for opening the bag mouth.
The utility model also provides another technical scheme, a packaging machine comprises a rotary table device 4, and an upper bag device 5, a code scanning device 6, a feeding device 7, a heat sealing device 8 and a shaping output device 9 which are circumferentially arranged around the rotary table device 4, wherein the bag opening device is arranged between the code scanning device 6 and the feeding device 7, and has all the beneficial effects of the bag opening device.
In the description of the present utility model, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. Furthermore, in the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.
The skilled person will know: while the utility model has been described in terms of the foregoing embodiments, the inventive concepts are not limited to the utility model, and any modifications that use the inventive concepts are intended to be within the scope of the appended claims.

Claims (10)

1. The utility model provides a packagine machine's bagging apparatus that opens which characterized in that: the device comprises two adsorption mechanisms which are oppositely arranged and correspond to the bag openings of the packaging bags, an installation seat (11) for the hinged installation of the adsorption mechanisms and a moving mechanism for driving the adsorption mechanisms to move; the adsorption mechanism is provided with a first action driven by the moving mechanism to move forwards and approach the outer wall of the packaging bag, and a second action driven by the moving mechanism to move backwards.
2. The bag opening device of a packaging machine according to claim 1, wherein: the position of the zipper of the suction mechanism and the position of the zipper of the packaging bag mouth are offset, and the suction mechanism forms an inclined tearing force on the zipper of the packaging bag mouth when performing the second action.
3. The bag opening device of a packaging machine according to claim 2, wherein: the moving mechanism includes:
a driving member (12) fixedly mounted at one end of the mounting seat (11);
a first link (14) which is mounted on the mounting base (11) in a hinged manner;
one end of the first connecting rod (14) is hinged with the output end of the driving piece (12) and the other end of the first connecting rod is hinged with the adsorption mechanism, and a second connecting rod (15) which is hinged and connected with the adsorption mechanism and the mounting seat (11) is arranged between the adsorption mechanism and the mounting seat.
4. A bag opening device of a packaging machine according to claim 3, characterized in that: the adsorption mechanism comprises a sucker frame (13) and a suction skin (16) arranged on the sucker frame.
5. The bag opening device of a packaging machine according to claim 1, wherein: the device also comprises a transmission mechanism for driving the two adsorption mechanisms to move oppositely and separately, and the output end of the transmission mechanism is fixedly connected with the mounting seat (11).
6. The bag opening device of a packaging machine according to claim 5, wherein: the transmission mechanism comprises a first transmission seat (21), a vertically arranged pull rod (22), a first transmission shaft (23) and a second transmission shaft (24) which are rotatably arranged on the first transmission seat (21), a third connecting rod (25) for connecting the pull rod (22) and the first transmission shaft (23) in a linkage way is arranged between the pull rod (22) and the first transmission shaft (23), and a connecting rod assembly for connecting the first transmission shaft (23) and the second transmission shaft (24) in a parallel way is arranged between the first transmission shaft and the second transmission shaft; the first transmission shaft (23) and the second transmission shaft (24) are respectively provided with a first support rod frame for installing the installation seat (11).
7. The bag opening device of a packaging machine according to claim 6, wherein: one end of the third connecting rod (25) is fixedly connected with the first transmission shaft (23) and the other end of the third connecting rod is hinged with the pull rod (22); the connecting rod assembly comprises a fourth connecting rod (26) fixedly connected with the first transmission shaft (23), a fifth connecting rod (27) fixedly connected with the second transmission shaft (24) and a sixth connecting rod (28) hinged with the fourth connecting rod (26) and the fifth connecting rod (27);
and an air blowing pipe (29) which is opposite to the position of the bag mouth of the packaging bag is arranged on the first transmission seat (21).
8. The bag opening device of a packaging machine according to claim 5, wherein: the transmission mechanism comprises a second transmission seat (31), a rotating shaft (32) vertically arranged and in running fit with the second transmission seat (31), a gear (33) sleeved on the rotating shaft (32) and arranged in the second transmission seat (31), and a first rack (34) and a second rack (35) which are slidably arranged in the second transmission seat (31) and respectively positioned at two sides of the gear (33); the first rack (34) and the second rack (35) are respectively meshed with the gear (33), and the first rack (34) and the second rack (35) are respectively provided with a second support (36) for installing the installation seat (11).
9. The bag opening device of a packaging machine according to claim 8, wherein: the second transmission seat (31) is provided with a first guide shaft (37) and a second guide shaft (38) which are in sliding fit, and the first guide shaft (37) and the first rack (34) and the second guide shaft (38) and the second rack (35) are arranged in parallel and are fixedly connected at the tail end.
10. The utility model provides a packagine machine, includes carousel device (4) and goes up bagging apparatus (5), sweep sign indicating number device (6), feeding device (7), heat-seal device (8) and plastic output device (9) around carousel device (4) circumference setting, its characterized in that: the bag opening device as claimed in any one of claims 1 to 9 is arranged between the code scanning device (6) and the feeding device (7).
CN202322200119.0U 2023-08-16 2023-08-16 Packaging machine and bag opening device thereof Active CN220640451U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202322200119.0U CN220640451U (en) 2023-08-16 2023-08-16 Packaging machine and bag opening device thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202322200119.0U CN220640451U (en) 2023-08-16 2023-08-16 Packaging machine and bag opening device thereof

Publications (1)

Publication Number Publication Date
CN220640451U true CN220640451U (en) 2024-03-22

Family

ID=90294121

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202322200119.0U Active CN220640451U (en) 2023-08-16 2023-08-16 Packaging machine and bag opening device thereof

Country Status (1)

Country Link
CN (1) CN220640451U (en)

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