CN212048089U - Bag opening device and automatic bagging machine - Google Patents
Bag opening device and automatic bagging machine Download PDFInfo
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- CN212048089U CN212048089U CN202020248243.8U CN202020248243U CN212048089U CN 212048089 U CN212048089 U CN 212048089U CN 202020248243 U CN202020248243 U CN 202020248243U CN 212048089 U CN212048089 U CN 212048089U
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Abstract
The utility model discloses an open bagging apparatus and automatic bagging machine, wherein, open the bagging apparatus including opening bag ware, a plurality of supporting element of group, the supporting element includes interior roller, outer roller, open and rotate on the bag ware and install a plurality of internal rollers, rotate in the frame and install outer roller, every outer roller corresponds imbeds in the recess between the internal roller to support and open the bag ware, and make and open the unable activity from top to bottom of bag ware, roll membrane top-down cover is in opening bag ware outside, and rolls the membrane clamp and locates interior roller and correspond between the outer roller. The utility model discloses opening bagging apparatus locates interior roller and corresponds outer roller through the reel membrane holder, has guaranteed that the bag opener can't reciprocate and rock by a wide margin with the well, and the bag opener can't rotate, and the reel membrane is stable through the lower pull-down orbit of bag opener, and the bag success rate of opening improves greatly, makes bagging machine reliability promote by a wide margin.
Description
Technical Field
The utility model relates to a packaging machinery equipment field, concretely relates to bag opening device and automatic bagging machine.
Background
The bagging machine is also called a bagging packaging machine and is used for packaging a product by using a packaging device wrapped by a polyethylene film, and the product can be directly packaged without heating and shrinking after being wrapped; or a machine for heating to shrink the film and then wrapping the film around the product. The machine type is divided into an automatic bagging machine, a full-automatic bagging machine, a manual bagging machine and the like.
In the working process of the bagging machine, the bag opening step of the winding drum film is a very important and critical link, the bag opening of the existing winding drum film is usually carried out by adopting a sucker type bag opening device, and the bag opening device has poor bag opening effect and low efficiency on a thin winding drum film. The invention of application No. 201510741287.8 discloses a bag opener, which comprises a frame, a lower conveying roller assembly, a driving element and a floating core ball. The lower feed roller assembly includes a first lower feed roller, a second lower feed roller, and a lower feed roller mounting plate. The lower conveying roller mounting plate is fixed on the frame, the first lower conveying roller and the second lower conveying roller are mounted on the lower conveying roller mounting plate, and the floating core ball is supported by the first lower conveying roller and the second lower conveying roller. The floating core ball is connected with a connecting rod, and one end of the connecting rod, which is far away from the floating core ball, is connected with a profiling tool. The driving piece drives the first lower conveying roller and the second lower conveying roller to rotate. The utility model discloses a bag opening device can not appear because the membrane thickness of reel membrane is thinner, and the electrostatic absorption adhesion of reel membrane is very severe, and leads to opening the unsuccessful abnormal conditions of bag. However, the bag opening device has the following problems: the floating core ball has higher rotational freedom, and the cylinder film can rotate along with the floating core ball sometimes, so that bad bagging is caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a cover bag is more stable, and opening bagging apparatus and automatic bagging machine that success rate is higher.
The utility model provides a technical scheme that above-mentioned problem adopted is:
a bag opening device is characterized in that: including opening bag ware, a plurality of supporting element of group, the supporting element includes interior roller, outer roller, it installs a plurality of interior rollers to open to rotate on the bag ware, rotates in the frame and installs outer roller, and every outer roller corresponds in embedding one recess between the interior roller to support the bag ware of opening, and make the bag ware of opening activity from top to bottom, the bag ware outside is opened in the cover of reel membrane top-down, and the reel membrane clamp is located between interior roller and the corresponding outer roller. The utility model discloses opening bagging apparatus locates interior roller and corresponds outer roller through the reel membrane holder, has guaranteed that the bag opener can't reciprocate and rock by a wide margin with the well, and the bag opener can't rotate, and the reel membrane is stable through the lower pull-down orbit of bag opener, and the bag success rate of opening improves greatly, makes bagging machine reliability promote by a wide margin.
Preferably, a detachable expander is fixed to the lower end of the bag opener. By adopting the structure and the two-section design, the upper bag opener has wide application size range. The lower flaring device can be replaced quickly, so that the bagging requirements of winding drums with different diameters can be met.
The utility model also provides an automatic change bagging machine. The automatic bagging machine comprises a rack, a conveying device for conveying a winding drum, a bag opening device for opening a winding drum film opening, a bagging device for sleeving a winding drum film on the winding drum, and a bag cutting device for cutting the winding drum film, wherein the bag opening device, the bagging device and the bag cutting device are fixed on the rack, positioning fixtures moving along with a conveyor are distributed on the conveying device, and the bag opening device is as above.
Further, preferably, the winding device further comprises an upper closing device for plugging the winding drum film into the upper end of the winding drum, and the upper closing device comprises a negative pressure device communicated to the positioning jig. After the winding drum film above the winding drum is separated by the bag cutting device, air in the positioning jig is pumped out through negative pressure equipment, the winding drum film above the winding drum is sucked into the winding drum, and the negative pressure equipment adopts a negative pressure pump.
Preferably, the upper closing device further comprises a limiting mechanism for pressing the roll film on the roll, and the limiting mechanism comprises a pressing part for pressing the roll film on the roll and a pressing driving part for driving the pressing part to move. The limiting mechanism aims to prevent the winding drum film sleeved on the winding drum from moving upwards relative to the winding drum in the process that the winding drum film above the winding drum is sucked into the winding drum.
Further, preferably, the lower closing device is used for plugging the roll film into the lower end of the roll, the lower closing device comprises a mechanical claw for lifting the roll and a mechanical claw driving part for driving the mechanical claw to move up and down, and the mechanical claw driving part adopts an air cylinder. After the winding drum is lifted by the lower closing-up device through the mechanical claw, the winding drum is moved to the upper portion of the positioning jig, the lower closing-up device generates negative pressure through negative pressure equipment, air in the area below the winding drum quickly enters the positioning jig, the winding drum film below the winding drum is made to be in a shape of big end down and the lower end portion of the winding drum film is sucked into an inner hole of the positioning jig through airflow arrangement, then the mechanical claw drives the winding drum to move downwards, the lower end of the winding drum sleeve is inserted into the positioning jig, and in the process, the winding drum film portion in the shape of big end down is pushed into the lower end of the winding drum sleeve.
Further, preferably, the bag cutting device comprises an electric heating knife and a bag cutting driving mechanism for driving the electric heating knife to rotate. The reel film above the reel is cut off by the rotation of the high-temperature electric heating knife.
Further, as preferred, the bagging device includes a plurality of clamping unit, is used for driving the elevating system of clamping unit up-and-down motion and is used for driving the horizontal motion structure of clamping unit horizontal motion, the centre gripping monolithic includes interior clamping piece, outer clamping piece and is used for driving the clamping piece drive module of interior clamping piece, outer clamping piece mutual motion.
Further, as the optimization, the up-and-down movement of the bagging device is driven by a servo motor, so that the bagging device can accurately control the up-and-down movement position conveniently according to the bag length, and the specification is switched by one key; the conveying device is driven by the servo motor, and the winding drum is positioned accurately on the positioning jig of the conveying device and cannot damage the silk thread of the winding drum.
Compared with the prior art, the utility model, have following advantage and effect: the utility model discloses opening bagging apparatus locates interior roller and corresponds outer roller through the reel membrane holder, has guaranteed that the bag opener can't reciprocate and rock by a wide margin with the well, and the bag opener can't rotate, and the reel membrane is stable through the lower pull-down orbit of bag opener, and the bag success rate of opening improves greatly, makes bagging machine reliability promote by a wide margin.
Drawings
Fig. 1 is the utility model discloses automatic bagging machine's of embodiment structural schematic diagram.
Fig. 2 is a schematic structural diagram of a bagging device according to an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a clamping unit according to an embodiment of the present invention.
Fig. 4 is the internal structure schematic diagram of the automatic bagging machine of the embodiment of the present invention.
Fig. 5 is a schematic view of an installation structure of the bag opener according to the embodiment of the present invention.
Fig. 6 is a schematic view of a bag opening principle of the bag opening device according to the embodiment of the present invention.
Fig. 7 is a schematic diagram of an arrangement structure of four groups of supporting units according to an embodiment of the present invention.
Numbering in the figures: the bag cutting machine comprises a frame 1, a conveying device 2, a positioning jig 21, a bag opening device 3, a bag opening device 31, a supporting unit 32, an inner roller 321, an outer roller 322, a groove 323, a mouth expander 33, a bagging device 4, a clamping unit 41, an inner clamping sheet 411, an outer clamping sheet 412, a second air cylinder 413, a third air cylinder 414, a lifting structure 42, a lifting support 421, a horizontal movement structure 43, a first air cylinder 431, a movement support 432, a bag cutting device 5, an electric heating knife 51, a bag cutting driving mechanism 52, a limiting mechanism 6, a pressing part 61, a pressing driving part 62, a lower mouth closing device 7, a mechanical claw 71, a mechanical claw driving part 72, a winding drum 8 and a winding drum film 9
Detailed Description
The present invention will be described in further detail by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not intended to limit the present invention.
Referring to fig. 1-6, the automatic bagging machine of the embodiment includes a frame 1, a conveying device 2 for conveying a reel 8, a bag opening device 3 for opening a mouth of a reel film 9, a bagging device 4 for sleeving the reel film 9 on the reel 8, a bag cutting device 5 for cutting the reel film 9, an upper closing device for plugging the reel film 9 into an upper end of the reel 8, and a lower closing device 7 for plugging the reel film 9 into a lower end of the reel 8. The bag opening device 3, the bag sleeving device 4 and the bag cutting device 5 are fixed on the rack 1, and positioning jigs 21 moving along with the conveyor are distributed on the conveying device 2. The positioning jig 21 has a hollow structure.
Open bagging apparatus 3 and locate interior roller 321 and correspond outer roller 322 through reel membrane 9 clamp, guaranteed that bag opener 31 can't reciprocate and rock by a wide margin with the well, bag opener 31 can't rotate, and reel membrane 9 is stable through the drop-down orbit of bag opener 31, and the bag success rate of opening improves greatly, makes bagging machine reliability promote by a wide margin.
A detachable mouth expander 33 is fixed at the lower end of the bag opener 31. By adopting the structure and the two-section design, the upper bag opener 31 has wide application size range. The lower flaring device 33 can be replaced quickly to accommodate the bagging requirements of rolls 8 of different diameter gauges. Specifically, the flaring device 33 is in a circular truncated cone shape. In this embodiment, the bag opener 31 is provided with four sets of support units 32, which are distributed as shown in fig. 7. The cross-section of the bag opener 31 may be square (as shown in fig. 7), and the cross-section of the bag opener 31 may be rectangular. And those skilled in the art will easily understand that three or more groups of support units 32 may be further disposed on the bag opener 31 to ensure that the bag opener 31 is stably supported.
In this embodiment, the outer roller 322 is rotatably mounted on the outer roller 322 support, the outer roller 322 support is driven by the support driving module to move outwards, and the outer roller 322 support is mounted on the frame 1. After the winding drum film 9 is sleeved on the bag opener 31 in the initial stage, the bracket driving module drives the bracket of the outer roller 322 to be close to the bag opener 31 until the outer roller 322 is correspondingly embedded into the groove 323 between the pair of inner rollers 321, so that the bag opener 31 is supported and fixed. In this embodiment, the outer roller 322 is connected to an outer roller 322 driving mechanism, so that the outer roller 322 and the unwinding mechanism of the roll film 9 move synchronously. With this structure, it is advantageous to pull the roll film 9 downward more smoothly.
The upper closing-in device comprises a negative pressure device communicated to the positioning jig 21 and a limiting mechanism 6 used for pressing the reel film 9 on the reel 8. After the roll film 9 above the roll 8 is separated by the bag cutting device 5, air in the positioning jig 21 is pumped out through negative pressure equipment, the roll film 9 above the roll 8 is sucked into the roll 8, and the closing operation of the film covering above the roll 8 is completed, wherein the negative pressure equipment adopts a negative pressure pump.
The stopper mechanism 6 includes a press-stopping portion 61 for pressing the roll film 9 against the roll 8 and a press-stopping drive portion 62 for driving the movement of the press-stopping portion 61. The purpose of the limiting mechanism 6 is to prevent the roll film 9 covering the roll 8 from moving upward relative to the roll 8 during the process of sucking the roll film 9 above the roll 8 into the roll 8. The press-stop driving portion 62 employs an air cylinder.
The lower closing device 7 comprises a mechanical claw 71 for lifting the winding drum 8 and a mechanical claw driving part 72 for driving the mechanical claw 71 to move up and down, wherein the mechanical claw driving part 72 adopts an air cylinder. Lower binding off device 7 lifts up reel 8 back through gripper 71 for reel 8 removes to positioning jig 21 top, binding off device produces the negative pressure through negative pressure equipment down, the regional air in reel 8 below gets into positioning jig 21 fast, and make reel membrane 9 of reel 8 below be big-end-up shape and this reel membrane lower extreme by the hole that the positioning jig was inhaled to the air current arrangement, gripper 71 drives reel 8 downstream afterwards, make the lower extreme of reel 8 cover insert on positioning jig 21, at this in-process, the above-mentioned reel membrane 9 part that is big-end-up shape is pushed the lower extreme of reel 8 covers, the lower binding off operation of reel membrane 9 has been accomplished.
The bag cutting device 5 comprises an electric heating knife 51 and a bag cutting driving mechanism 52 for driving the electric heating knife 51 to rotate. The web film 9 is cut off above the web 8 by the rotation of the hot electric knife 51.
The bagging device 4 comprises a plurality of clamping units 41, a lifting structure 42 for driving the clamping units 41 to move up and down, and a horizontal movement structure 43 for driving the clamping units 41 to move horizontally, wherein each clamping single sheet comprises an inner clamping sheet 411, an outer clamping sheet 412 and a clamping sheet driving module for driving the inner clamping sheet 411 and the outer clamping sheet 412 to move mutually. The holding single piece is used to hold the roll film 9 between the inner holding piece 411 and the outer holding piece 412. Specifically, elevation structure 42 includes belt drive mechanism and lifting support 421, vertical slidable mounting of lifting support 421 is in frame 1, belt drive mechanism's belt fixed lifting support 421, in order to drive lifting support 421 up-and-down motion through belt drive mechanism, horizontal movement structure 43 includes first cylinder 431 and motion support 432, lifting support 421 and motion support 432 are fixed respectively to the cylinder body and the telescopic link of first cylinder 431, clamping piece drive module includes second cylinder 413, third cylinder 414, the telescopic link of second cylinder 413, the telescopic link of third cylinder 414 is fixed respectively and is held piece 411, outer clamping piece 412, the cylinder body of second cylinder 413, the cylinder body of third cylinder 414 all is fixed to motion support 432.
The bag sleeving device 4 is driven by a servo motor to move up and down, so that the bag sleeving device 4 can accurately control the up-and-down movement position according to the bag length, and the specification can be switched by one key; the conveying device 2 is driven by a servo motor, and the winding drum 8 is positioned accurately on the positioning jig 21 of the conveying device 2 without damaging silk threads of the winding drum 8.
The working process of the automatic bagging machine comprises the following steps:
(1) step S1, the roll film 9 is sleeved outside the bag opener 31 from top to bottom, and the bag opener 31 is supported by the supporting unit 32, so that the bag opener 31 cannot move up and down;
(2) step S2, the conveying device 2 moves the reel 8 needing to be bagged to the position right below the bag opener 31;
(3) step S3, the bagging device 4 clamps the lower end of the reel film 9 and pulls the reel film 9 to move downwards, and the reel film 9 is sleeved on the reel 8;
(4) step S4, the limiting mechanism 6 presses the winding drum film 9 on the winding drum 8 through the movably extending press-stopping part 61;
(5) step S5, the bag cutting device 5 cuts the roll film 9 on the roll 8 by the rotation of the high temperature electric knife 51;
(6) step S6, under the action of negative pressure, air rapidly enters the winding drum 8 and the positioning jig 21 through the upper end of the winding drum 8, the upper end part of the winding drum film 9 sleeved on the winding drum 8 is brought into the winding drum 8, and the closing operation of the film sleeved on the upper part of the winding drum 8 is completed
(7) Step S7, inserting the gripper 71 into the reel 8, expanding the gripper 71, then raising the gripper 71 to drive the reel 8 to move upward, under the action of negative pressure, air enters the positioning jig 21 from the upper end of the positioning jig 21 quickly, the lower end portion of the reel film 9 sleeved on the reel 8 is arranged to be in a shape of big end down and the lower end portion of the reel film is sucked into the inner hole of the positioning jig, the reel 8 is moved downward, so that the lower end of the reel 8 sleeve is inserted into the positioning jig 21, the reel film 9 in the shape of big end down is pushed into the lower end of the reel 8 sleeve, the closing operation of the reel film below the reel 8 is completed, the gripper 71 resets and rises, and the reel 8 is carried to the next process by the conveying device 2 along with the conveying device 2.
The bag opening device 3 of this embodiment is located interior roller 321 and the outer roller 322 of correspondence through rolling up a membrane 9 clamp, has guaranteed that bag opener 31 can't reciprocate and rock by a wide margin with the well, and bag opener 31 can't rotate, and rolling up membrane 9 is stable through the drop-down orbit of bag opener 31, and the bag opening success rate improves greatly, makes bagging machine reliability promote by a wide margin.
The above description in this specification is merely illustrative of the present invention. Various modifications, additions and substitutions may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.
Claims (9)
1. A bag opening device is characterized in that: including opening bag ware, a plurality of supporting element of group, the supporting element includes interior roller, outer roller, it installs a plurality of interior rollers to open to rotate on the bag ware, rotates in the frame and installs outer roller, and every outer roller corresponds in embedding one recess between the interior roller to support the bag ware of opening, and make the bag ware of opening activity from top to bottom, the bag ware outside is opened in the cover of reel membrane top-down, and the reel membrane clamp is located between interior roller and the corresponding outer roller.
2. The bag opener according to claim 1, wherein: the lower end of the bag opener is fixed with a detachable flaring device.
3. The utility model provides an automatic change bagging machine, includes the frame, is used for carrying the conveyor of reel, is used for opening the bagging apparatus of opening of reel membrane openning, is used for covering bagging apparatus, the bag device that cuts that is used for cutting the reel membrane of reel membrane cover on the reel, wherein, open bagging apparatus, cover bagging apparatus and cut the bagging apparatus and be fixed in the frame, last distribution of conveyor has the positioning jig who removes along with the conveyer, its characterized in that: the bag opener is as claimed in any one of claims 1-2.
4. The automated bagging machine of claim 3, wherein: the winding device comprises a winding drum film, and is characterized by further comprising an upper closing-up device used for plugging the winding drum film into the upper end of the winding drum, wherein the upper closing-up device comprises negative pressure equipment communicated to the positioning jig.
5. The automated bagging machine of claim 4, wherein: the upper closing-in device further comprises a limiting mechanism used for pressing the winding drum film on the winding drum, and the limiting mechanism comprises a pressing part used for pressing the winding drum film on the winding drum and a pressing driving part used for driving the pressing part to move.
6. The automated bagging machine of claim 4, wherein: the lower closing device comprises a mechanical claw for lifting the winding drum and a mechanical claw driving part for driving the mechanical claw to move up and down, and the mechanical claw driving part adopts an air cylinder.
7. The automated bagging machine of claim 3, wherein: the bag cutting device comprises an electric heating knife and a bag cutting driving mechanism for driving the electric heating knife to rotate.
8. The automated bagging machine of claim 3, wherein: the bagging device comprises a plurality of clamping units, a lifting structure used for driving the clamping units to move up and down and a horizontal movement structure used for driving the clamping units to move horizontally, and the clamping single piece comprises an inner clamping piece, an outer clamping piece and a clamping piece driving module used for driving the inner clamping piece and the outer clamping piece to move mutually.
9. The automated bagging machine of claim 3, wherein: the bag sleeving device moves up and down by adopting a servo motor, and the conveying device is driven by adopting the servo motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020248243.8U CN212048089U (en) | 2020-03-03 | 2020-03-03 | Bag opening device and automatic bagging machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020248243.8U CN212048089U (en) | 2020-03-03 | 2020-03-03 | Bag opening device and automatic bagging machine |
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| Publication Number | Publication Date |
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| CN212048089U true CN212048089U (en) | 2020-12-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020248243.8U Active CN212048089U (en) | 2020-03-03 | 2020-03-03 | Bag opening device and automatic bagging machine |
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| CN (1) | CN212048089U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113928622A (en) * | 2021-11-17 | 2022-01-14 | 东莞市易阳智能装备科技有限公司 | Bagging device |
-
2020
- 2020-03-03 CN CN202020248243.8U patent/CN212048089U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113928622A (en) * | 2021-11-17 | 2022-01-14 | 东莞市易阳智能装备科技有限公司 | Bagging device |
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