CN217945715U - Bag opening and feeding mechanism - Google Patents
Bag opening and feeding mechanism Download PDFInfo
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- CN217945715U CN217945715U CN202222167291.6U CN202222167291U CN217945715U CN 217945715 U CN217945715 U CN 217945715U CN 202222167291 U CN202222167291 U CN 202222167291U CN 217945715 U CN217945715 U CN 217945715U
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- bag
- clamping jaw
- bag opening
- cylinder
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Abstract
The utility model relates to the technical field of packaging machines, and discloses a bag opening and feeding mechanism, which comprises a bearing seat, a rotating shaft rotationally connected with the bearing seat, a rocker fixed at one end of the rotating shaft, a driving mechanism for driving the rocker to rotate and a bag opening mechanism; two groups of bag clamping arms are symmetrically arranged on the rotating shaft and used for opening the bag opening of the packaging bag and fixing the packaging bag, the bag clamping arms are movably connected with the rotating shaft, and each bag clamping arm is provided with a bag opening mechanism; the bag opening mechanism comprises a supporting plate for placing the packaging bag, and an upper bag opening module and a lower bag opening module which are respectively arranged on two sides of the supporting plate. The utility model discloses an above-mentioned structure, can accomplish and open the bag, go up two work of bag, the sack can open completely to structural design is ingenious, and occupation space is little, and job stabilization is reliable.
Description
Technical Field
The utility model relates to the technical field of packagine machine, especially, relate to a bag mechanism on opening bag.
Background
The conventional packaging process needs a bag feeding machine to open, fix and discharge the packaging bags, the structure of the conventional bag feeding machine for opening and feeding the packaging bags is complex, and the bag opening and feeding devices are separated, so that the operation is complex, the occupied area is large, and the packaging efficiency is low; meanwhile, the bag opening and feeding mechanism of the full-automatic heavy bag packaging equipment in the market only opens a small opening of the prefabricated bag and does not completely open the bag opening. And finally, opening the bag opening completely by an opening bag filling mechanism.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem in the background art, the utility model provides a bag opening and feeding mechanism.
The utility model discloses a following technical scheme realizes: a bag opening and feeding mechanism comprises a bearing seat, a rotating shaft rotationally connected to the bearing seat, a rocker arm fixed at one end of the rotating shaft, a driving mechanism for driving the rocker arm to rotate and a bag opening mechanism;
two groups of bag clamping arms are symmetrically arranged on the rotating shaft and used for opening the bag opening of the packaging bag and fixing the packaging bag, the bag clamping arms are movably connected with the rotating shaft, and each bag clamping arm is provided with a bag opening mechanism;
the bag opening mechanism comprises a supporting plate for placing the packaging bag, and an upper bag opening module and a lower bag opening module which are respectively arranged on two sides of the supporting plate.
As a further improvement of the scheme, the driving mechanism comprises two bag feeding cylinders, wherein one bag feeding cylinder is fixed with the outside, the output end of the other bag feeding cylinder is connected with the rocker arm, and the output end of the bag feeding cylinder fixed with the outside is connected with the other bag feeding cylinder.
As a further improvement of the above scheme, the upper bag opening module comprises an upper bag opening cylinder seat, an upper bag opening cylinder arranged on the upper bag opening cylinder seat and an upper bag opening sucker arranged on the output end of the upper bag opening cylinder;
the lower bag opening module comprises a lower bag opening cylinder seat, a lower bag opening cylinder arranged on the lower bag opening cylinder seat and a lower bag opening sucker arranged on the output end of the lower bag opening cylinder.
As a further improvement of the scheme, a rotary seat is installed at one end of the bag clamping arm, the other end of the rotary seat is rotatably connected with the rotating shaft, and a bag clamping arm cylinder for driving the rotary seat to rotate is arranged on the rotating shaft.
As a further improvement of the scheme, the bag opening mechanism comprises an upper fixed clamping jaw, an upper movable clamping jaw, a lower movable clamping jaw and a lower fixed clamping jaw, wherein the upper fixed clamping jaw and the lower fixed clamping jaw are respectively fixed on a bag clamping arm, the upper movable clamping jaw and the lower movable clamping jaw are positioned between the upper fixed clamping jaw and the lower fixed clamping jaw and are in sliding connection with the bag clamping arm, the upper fixed clamping jaw, the upper movable clamping jaw, the lower movable clamping jaw and the lower fixed clamping jaw are pairwise used to be respectively clamped on two opposite sides of a packaging bag opening, and the bag opening mechanism further comprises a power unit for driving the upper movable clamping jaw and the lower movable clamping jaw to slide.
As the further improvement of above-mentioned scheme, power pack includes two clamping jaw cylinders, and two clamping jaw cylinders are fixed respectively on pressing from both sides the bag arm, and the flexible end of two clamping jaw cylinders is connected with last movable clamping jaw and lower movable clamping jaw respectively.
As a further improvement of the scheme, the power unit comprises a clamping jaw air cylinder and a linkage module for connecting the upper movable clamping jaw and the lower movable clamping jaw, wherein the output end of the clamping jaw air cylinder is connected with the upper movable clamping jaw or the lower movable clamping jaw, and the linkage module drives the upper movable clamping jaw and the lower movable clamping jaw to move reversely.
As a further improvement of the above scheme, the bag clamping arm is of a hollow structure, a sliding guide rail is arranged in the bag clamping arm along the length direction of the bag clamping arm, an installation cavity is arranged in the sliding guide rail, a first sliding block and a second sliding block are arranged on the sliding guide rail in a sliding manner, the first sliding block and the second sliding block are respectively connected with the lower movable clamping jaw and the upper movable clamping jaw, and the first sliding block is connected with the output end of the clamping jaw air cylinder;
the linkage module comprises a transmission gear, a second toothed plate and a first toothed plate which are arranged on two sides of the transmission gear in parallel, the second toothed plate and the first toothed plate are meshed with the transmission gear, one end of the second toothed plate and one end of the first toothed plate are respectively provided with a second limiting plate and a first limiting plate, the first limiting plate is located on one side, away from the second slider, of the first slider, the second limiting plate is located between the first slider and the second slider, and a reset spring is further installed on a gear shaft of the transmission gear.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the utility model provides a bag opening and feeding mechanism, which comprises a bearing seat, a rotating shaft rotationally connected with the bearing seat, a rocker arm fixed at one end of the rotating shaft, a driving mechanism for driving the rocker arm to rotate and a bag opening mechanism; two groups of bag clamping arms are symmetrically arranged on the rotating shaft and used for opening the bag opening of the packaging bag and fixing the packaging bag, the bag clamping arms are movably connected with the rotating shaft, and each bag clamping arm is provided with a bag opening mechanism; the bag opening mechanism comprises a supporting plate for placing the packaging bag, and an upper bag opening module and a lower bag opening module which are respectively arranged on two sides of the supporting plate.
The utility model discloses an above-mentioned structure, can accomplish and open the bag, go up two work of bag, the sack can open completely to structural design is ingenious, and occupation space is little, and job stabilization is reliable.
Drawings
Fig. 1 is a schematic structural view of the bag opening and feeding mechanism provided by the present invention when opening the bag mouth;
FIG. 2 is a schematic structural view of the bag opening and feeding mechanism of the present invention when the bag opening is closed;
FIG. 3 is a schematic structural view of the bag opening and feeding mechanism of the present invention during feeding;
FIG. 4 is a schematic structural view of the bag opening and feeding mechanism of the present invention after feeding the bag and releasing the bag opening;
fig. 5 is a schematic structural view of the bag opening and feeding mechanism provided by the present invention when returning to the initial position after feeding the bags;
fig. 6 is an enlarged view of fig. 2 at a;
fig. 7 is an enlarged view of the position B of fig. 3 according to the present invention;
fig. 8 is a schematic structural diagram of a power unit according to embodiment 2 of the present invention;
fig. 9 is an enlarged view of the point C in fig. 8 according to the present invention.
Description of the main symbols:
the bag opening device comprises an upper bag cylinder 1, a rotating shaft 2, a rocker arm 3, a bearing seat 4, an upper bag opening cylinder 51, a lower bag opening cylinder 52, an upper bag opening cylinder seat 61, a lower bag opening cylinder seat 62, a supporting plate 7, an upper bag opening suction cup 81, a lower bag opening suction cup 82, a bag clamping arm 9, a rotating seat 10, a bag clamping arm cylinder 11, an upper fixed clamping jaw 12, a clamping jaw cylinder 13, an upper movable clamping jaw 14, a lower movable clamping jaw 15, a lower fixed clamping jaw 16, a sliding guide rail 17, a first sliding block 18, a second sliding block 19, a strip-shaped hole 20, a first limiting plate 21, an installation cavity 22, a second toothed plate 23, a second limiting plate 24, a transmission gear 25 and a first toothed plate 26.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.
Example 1:
referring to fig. 1-7, the present invention provides a bag opening and feeding mechanism, which includes a bearing seat 4, a rotating shaft 2 rotatably connected to the bearing seat 4, a rocker arm 3 fixed at one end of the rotating shaft 2, a driving mechanism for driving the rocker arm 3 to rotate, and a bag opening mechanism;
two groups of bag clamping arms 9 are symmetrically arranged on the rotating shaft 2 and used for opening the bag opening of the packaging bag and fixing the packaging bag, the bag clamping arms 9 are movably connected with the rotating shaft 2, and each bag clamping arm 9 is provided with a bag opening mechanism;
the bag opening mechanism comprises a supporting plate 7 for placing the packaging bag, and an upper bag opening module and a lower bag opening module which are respectively arranged on two sides of the supporting plate 7. The upper bag opening module and the lower bag opening module are used for opening the packaging bags from the bag openings on the two sides of the packaging bags, so that the packaging bags can be conveniently used after being loaded, and the efficiency of the next procedure is improved.
As an alternative embodiment of the invention, the driving mechanism comprises two bag feeding cylinders 1, wherein one bag feeding cylinder 1 is fixed with the outside, the output end of the other bag feeding cylinder 1 is connected with the rocker arm 3, and the output end of the bag feeding cylinder 1 fixed with the outside is connected with the other bag feeding cylinder 1.
As an optional embodiment of the present invention, the bag opening module comprises an upper bag opening cylinder seat 61, an upper bag opening cylinder 51 mounted on the upper bag opening cylinder seat 61, and an upper bag opening suction cup 81 mounted on an output end of the upper bag opening cylinder 51;
the bag opening module comprises a bag opening cylinder seat 62, a bag opening cylinder 52 arranged on the bag opening cylinder seat 62 and a bag opening suction cup 82 arranged on the output end of the bag opening cylinder 52.
Referring to fig. 1-5 in particular, as an alternative embodiment of the present invention, a rotating seat 10 is installed at one end of the bag clamping arm 9, the other end of the rotating seat 10 is rotatably connected to the rotating shaft 2, and a bag clamping arm cylinder 11 for driving the rotating seat 10 to rotate is disposed on the rotating shaft 2.
As an alternative embodiment of the present invention, referring to fig. 6 and 7 in particular, the bag opening mechanism includes an upper fixed jaw 12, an upper movable jaw 14, a lower movable jaw 15 and a lower fixed jaw 16, the upper fixed jaw 12 and the lower fixed jaw 16 are fixed to the bag clamping arm 9 respectively, the upper movable jaw 14 and the lower movable jaw 15 are located between the upper fixed jaw 12 and the lower fixed jaw 16 and are connected with the bag clamping arm 9 in a sliding manner, wherein the upper fixed jaw 12 and the upper movable jaw 14, the lower movable jaw 15 and the lower fixed jaw 16 are used in pairs to clamp two opposite sides of the opening of the packaging bag respectively, and the bag opening mechanism further includes a power unit driving the upper movable jaw 14 and the lower movable jaw 15 to slide.
As an alternative embodiment of the present invention, the power unit includes two clamping jaw cylinders 13, the two clamping jaw cylinders 13 are respectively fixed on the bag clamping arm 9, and the telescopic ends of the two clamping jaw cylinders 13 are respectively connected with the upper movable clamping jaw 14 and the lower movable clamping jaw 15.
This scheme is at the during operation, at first the wrapping bag is carried to layer board 7 by external conveying mechanism, then go up and open bag module and lower bag module and be used for opening the sack of wrapping bag from the both sides sack of wrapping bag, it drives rotation axis 2 and follows the rotation to go up bag cylinder 1 drive rocking arm 3 rotation, rotation axis 2 drives the bag arm 9 motion of pressing from both sides rather than being connected, make the clamping jaw insert in the sack, clamping jaw cylinder drive clamping jaw motion, press from both sides tight sack, then go up bag cylinder reverse motion, make rotation axis 2 drive bag arm 9 upward movement, then clamping jaw cylinder work loosens the sack, it is rotatory to press from both sides bag arm cylinder drive bag arm simultaneously, further loosen the wrapping bag, make things convenient for the wrapping bag to work at next process, after accomplishing above-mentioned work, it drives rotation axis rotation and drives to press from both sides bag arm and resets.
Example 2:
referring to fig. 8-9, in order to reduce the number of the clamping jaw cylinders 13, make the structural design more compact, and make two movable clamping jaws move synchronously under the driving of a power, the power unit proposed in the present solution includes a clamping jaw cylinder 13 and a linkage module connecting the upper movable clamping jaw 14 and the lower movable clamping jaw 15, wherein the output end of the clamping jaw cylinder 13 is connected with the upper movable clamping jaw 14 or the lower movable clamping jaw 15, and the linkage module drives the upper movable clamping jaw 14 and the lower movable clamping jaw 15 to move reversely.
As an optional embodiment of the present invention, the bag clamping arm 9 is of a hollow structure, a sliding guide rail 17 is installed in the bag clamping arm 9 along the length direction thereof, an installation cavity 22 is installed in the sliding guide rail 17, a first slider 18 and a second slider 19 are slidably installed on the sliding guide rail 17, the first slider 18 and the second slider 19 are respectively connected with the lower movable clamping jaw 15 and the upper movable clamping jaw 14, and the first slider 18 is connected with the output end of the clamping jaw cylinder 13;
the linkage module comprises a transmission gear 25, a second toothed plate 23 and a first toothed plate 26 which are arranged on two sides of the transmission gear 25 in parallel, the second toothed plate 23 and the first toothed plate 26 are both meshed with the transmission gear 25, one ends of the second toothed plate 23 and the first toothed plate 26 are respectively provided with a second limiting plate 24 and a first limiting plate 21, the first limiting plate 21 is located on one side, away from the second sliding block 19, of the first sliding block 18, the second limiting plate 24 is located between the first sliding block 18 and the second sliding block 19, and a reset spring is further installed on a gear shaft of the transmission gear 25.
During specific work, the clamping jaw cylinder drives the first sliding block 18 to move, the first limiting plate 21 is pushed to move, the transmission gear 25 is driven to rotate while the first toothed plate 26 is driven to move, the transmission gear 25 rotates to drive the second toothed plate 23 to move, the second toothed plate 23 is driven while the second limiting plate 24 is driven to push the second sliding block 19 to move in the opposite direction, therefore, the opposite synchronous movement of the first sliding block 18 and the second sliding block 19 is realized, namely, the synchronous movement of the lower movable clamping jaw 15 and the upper movable clamping jaw 14 is realized, and the two clamping jaws can clamp a bag opening simultaneously.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art on the basis of the present invention are all within the protection scope of the present invention.
Claims (8)
1. A bag opening and feeding mechanism is characterized by comprising a bearing seat, a rotating shaft, a rocker arm, a driving mechanism and a bag opening mechanism, wherein the rotating shaft is rotatably connected to the bearing seat;
two groups of bag clamping arms are symmetrically arranged on the rotating shaft and used for opening the bag opening of the packaging bag and fixing the packaging bag, the bag clamping arms are movably connected with the rotating shaft, and each bag clamping arm is provided with a bag opening mechanism;
the bag opening mechanism comprises a supporting plate used for placing the packaging bags and an upper bag opening module and a lower bag opening module which are arranged on two sides of the supporting plate respectively.
2. The bag opening and feeding mechanism as claimed in claim 1, wherein the driving mechanism comprises two bag feeding cylinders, one of which is fixed to the outside and the other of which has an output connected to the swing arm and an output connected to the outside fixed bag feeding cylinder and the other of which is connected to the swing arm.
3. The bag opening and feeding mechanism as claimed in claim 2, wherein the bag opening module comprises an upper bag opening cylinder seat, an upper bag opening cylinder mounted on the upper bag opening cylinder seat, and an upper bag opening suction cup mounted on an output end of the upper bag opening cylinder;
the lower bag opening module comprises a lower bag opening cylinder seat, a lower bag opening cylinder arranged on the lower bag opening cylinder seat and a lower bag opening sucker arranged on the output end of the lower bag opening cylinder.
4. The bag opening and feeding mechanism as claimed in claim 3, wherein the bag clamping arm has a rotary seat mounted at one end thereof, the other end of the rotary seat is rotatably connected to the rotary shaft, and the rotary shaft is provided with a bag clamping arm cylinder for driving the rotary seat to rotate.
5. The bag opening and feeding mechanism according to claim 4, wherein the bag opening mechanism comprises an upper fixed clamping jaw, an upper movable clamping jaw, a lower movable clamping jaw and a lower fixed clamping jaw, the upper fixed clamping jaw and the lower fixed clamping jaw are respectively fixed on the bag clamping arm, the upper movable clamping jaw and the lower movable clamping jaw are positioned between the upper fixed clamping jaw and the lower fixed clamping jaw and are in sliding connection with the bag clamping arm, the upper fixed clamping jaw, the upper movable clamping jaw, the lower movable clamping jaw and the lower fixed clamping jaw are pairwise used to respectively clamp two opposite sides of the opening of the packaging bag, and the bag opening mechanism further comprises a power unit for driving the upper movable clamping jaw and the lower movable clamping jaw to slide.
6. The bag opening and feeding mechanism as claimed in claim 5, wherein the power unit comprises two clamping jaw cylinders, the two clamping jaw cylinders are respectively fixed on the bag clamping arm, and the telescopic ends of the two clamping jaw cylinders are respectively connected with the upper movable clamping jaw and the lower movable clamping jaw.
7. The bag opening and feeding mechanism according to claim 5, wherein the power unit comprises a clamping jaw cylinder and a linkage module connecting the upper movable clamping jaw and the lower movable clamping jaw, wherein an output end of the clamping jaw cylinder is connected with the upper movable clamping jaw or the lower movable clamping jaw, and the linkage module drives the upper movable clamping jaw and the lower movable clamping jaw to move in opposite directions.
8. The bag opening and feeding mechanism according to claim 7, wherein the bag clamping arm is of a hollow structure, a sliding guide rail is mounted in the bag clamping arm along the length direction of the bag clamping arm, a mounting cavity is formed in the sliding guide rail, a first sliding block and a second sliding block are slidably arranged on the sliding guide rail, the first sliding block and the second sliding block are respectively connected with the lower movable clamping jaw and the upper movable clamping jaw, and the first sliding block is connected with the output end of the clamping jaw air cylinder;
the linkage module comprises a transmission gear, a second toothed plate and a first toothed plate which are arranged on two sides of the transmission gear in parallel, the second toothed plate and the first toothed plate are both meshed with the transmission gear, one end of the second toothed plate and one end of the first toothed plate are respectively provided with a second limiting plate and a first limiting plate, the first limiting plate is located on one side, away from the second slider, of the first slider, the second limiting plate is located between the first slider and the second slider, and a reset spring is further installed on a gear shaft of the transmission gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222167291.6U CN217945715U (en) | 2022-08-17 | 2022-08-17 | Bag opening and feeding mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222167291.6U CN217945715U (en) | 2022-08-17 | 2022-08-17 | Bag opening and feeding mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217945715U true CN217945715U (en) | 2022-12-02 |
Family
ID=84232736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222167291.6U Active CN217945715U (en) | 2022-08-17 | 2022-08-17 | Bag opening and feeding mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217945715U (en) |
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2022
- 2022-08-17 CN CN202222167291.6U patent/CN217945715U/en active Active
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