CN215098622U - Bag opening device of automatic bag supply machine - Google Patents
Bag opening device of automatic bag supply machine Download PDFInfo
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- CN215098622U CN215098622U CN202121355086.1U CN202121355086U CN215098622U CN 215098622 U CN215098622 U CN 215098622U CN 202121355086 U CN202121355086 U CN 202121355086U CN 215098622 U CN215098622 U CN 215098622U
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- gripper
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- opening
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Abstract
The utility model discloses an automatic bag supply machine sack bagging apparatus, including the defeated bag platen that the level set up, set up the mechanism of opening the bag on defeated bag platen, the mechanism of opening the bag promotes through the piston cylinder of opening the bag and reciprocates, sets up a row of a plurality of vacuum chuck at the mechanism lower extreme of opening the bag, a plurality of vacuum chuck divide into two sets, each set has two vacuum chuck, and two sets of vacuum chuck symmetry set up on an open bag tongs both sides, is provided with the top board between two vacuum chuck of each set; a bag opening auxiliary mechanism is arranged below the bag conveying bedplate and corresponds to the bag opening mechanism, and the bag opening auxiliary mechanism assists the bag opening mechanism to open the bag opening. The utility model discloses compact structure sets up bag opening mechanism mutually and opens a bag complementary unit through from top to bottom, through clamp plate, vacuum chuck, the combination of opening three kinds of structures of bag tongs realization cloth matter material, the bag of opening of the wrapping bag of non-woven fabrics material.
Description
Technical Field
The utility model relates to an automatic supply bag machine sack bagging apparatus.
Background
Most of packaging bags for packaging powder are made of cloth materials or non-woven fabrics which are easier to degrade, the biggest problem of the bags is that the bags are very soft, and automation of bag taking, bag opening and bag covering is very difficult to realize. At present, powder filling lines all adopt manual bagging, and unmanned operation of automatic filling lines cannot be achieved. Moreover, the efficiency is low and the labor intensity is high; therefore, how to improve automatic powder equipment for packing can only the manual work bag that overlaps now and can't realize automatic bag that is the utility model discloses the problem that needs the solution.
Disclosure of Invention
An object of the utility model is to provide an automatic supply bag machine sack bagging apparatus, through the pressure, inhale, grab the combination of three kinds of structures and realize the opening bag of the wrapping bag of cloth material, non-woven fabrics material.
In order to realize the purpose, the technical scheme of the utility model is that:
a bag opening device for a bag opening of an automatic bag supply machine comprises a bag conveying platen which is horizontally arranged, a bag opening mechanism is arranged on the bag conveying platen and is pushed by a bag opening piston cylinder to move up and down, a row of a plurality of vacuum suckers are arranged at the lower end of the bag opening mechanism, the plurality of vacuum suckers are divided into two groups, each group is provided with two vacuum suckers, the two groups of vacuum suckers are symmetrically arranged on two sides of an upper bag opening gripper, and an upper pressure plate is arranged between the two vacuum suckers of each group; a bag opening auxiliary mechanism is arranged below the bag conveying bedplate and corresponds to the bag opening mechanism, and the bag opening auxiliary mechanism assists the bag opening mechanism to open the bag opening.
The scheme is further as follows: the bag opening assisting mechanism is driven to move up and down by the aid of a bag opening piston cylinder, a lower opening bag gripper is arranged at the upper end of the bag opening assisting mechanism relative to an upper pressure plate of the bag opening mechanism, a lower pressure plate is arranged on the bag opening assisting mechanism relative to an upper opening bag gripper of the bag opening mechanism, an outer side vacuum sucker taking the direction of the upper pressure plate of the bag opening mechanism relative to the bag opening gripper as the inner side is called as an upper vacuum sucker, the bag opening assisting mechanism is provided with a lower vacuum sucker relative to the upper vacuum sucker, through holes are formed between the bag conveying bedplate relative to the lower vacuum sucker, the lower opening bag gripper, the upper vacuum sucker and the upper pressure plate, and through holes are formed between the lower pressure plate and the upper opening bag gripper.
The scheme is further as follows: the upper pressure plate and the lower pressure plate are telescopic elastic pressure plates driven by springs and pull rods.
The scheme is further as follows: when the bag opening is carried out at the bag opening, the bag opening mechanism moves downwards from the initial position, and the bag opening auxiliary mechanism moves upwards; and the lower vacuum sucker of the bag opening auxiliary mechanism, the lower bag opening gripper and the lower pressing plate penetrate through the through hole and the upper vacuum sucker, the upper pressing plate and the upper bag opening gripper of the bag opening mechanism to clamp the packaging bag to perform bag opening operation.
The scheme is further as follows: the vacuum sucker and the upper bag opening gripper are positioned on the same horizontal plane, and the upper pressing plate downwardly protrudes out of the horizontal plane where the vacuum sucker and the upper bag opening gripper are positioned; the lower vacuum chuck and the lower bag opening gripper are located on the same horizontal plane, and the lower pressing plate protrudes upwards out of the horizontal plane where the lower vacuum chuck and the lower bag opening gripper are located.
The scheme is further as follows: the upper pressing plate protrudes downwards to the horizontal plane where the vacuum sucker and the upper bag opening gripper are located by 3mm to 5mm, and the lower pressing plate protrudes upwards to the horizontal plane where the lower vacuum sucker and the lower bag opening gripper are located by 3mm to 5 mm.
The scheme is further as follows: the upper bag opening gripper and the lower bag opening gripper are bag opening grippers with the same structure and comprise a gripper frame, the front end of the frame is a bag pushing plate facing a packaging bag, at least one group of gripper holes are formed in the bag pushing plate, two gripper holes are formed in the group of gripper holes, the two gripper holes are oppositely arranged on the left side and the right side, grippers are arranged in the frame corresponding to the gripper holes, the grippers are divided into two left grippers and a right gripper, one right gripper is arranged between the two left grippers, or the grippers are divided into two right grippers and one left gripper, one left gripper is arranged between the two right grippers, the left gripper and the right gripper are composed of arc-shaped fingers and grippers, a driving device drives the grippers to drive fingertips of the fingers to respectively extend out from the left gripper holes and the right gripper holes to be folded or unfolded to be retracted, a rotating shaft penetrates through round holes formed between the left gripper fingers and the gripper arms to rotatably position the left gripper and the right gripper, after the finger tips of the left gripper and the right gripper extend out of the left gripper hole and the right gripper hole and are folded, the finger tips of the left gripper and the finger tips of the right gripper are staggered and crossed, the tip of each finger tip to the inner arc surface of each finger is a straight line plane, and the included angle between each straight line plane and the central axis of each gripper arm is larger than 100 degrees.
The scheme is further as follows: the bag pushing plate is horizontally provided with a plurality of groups of gripper holes at intervals, the plurality of groups of gripper holes are horizontally arranged at intervals, each group of gripper holes are arranged in the frame correspondingly and respectively provided with a gripper, and when the gripper holes are two groups, two grippers corresponding to the two groups of gripper holes are respectively connected with one group of connecting arms.
The scheme is further as follows: the included angle between the straight plane on the claw finger and the central axis of the grabbing arm is 115 degrees.
The scheme is further as follows: and adjusting the driving device to enable the left gripper and the right gripper to stretch out of the gripper hole of the bag pushing plate until the left gripper and the right gripper grab the packaging bag, wherein a section of plane of the fingertip of the left gripper and a section of straight line plane of the fingertip of the right gripper are intersected, and the intersected included angle is not more than 10 degrees.
The utility model has the advantages that: the bag opening mechanism is compact in structure, the bag opening mechanism and the bag opening auxiliary mechanism are arranged up and down, and the bag opening of the packaging bag made of the cloth material and the non-woven material is realized through the combination of the pressing plate, the vacuum chuck and the bag opening gripper.
Drawings
FIG. 1 is a schematic structural view of a bag opening device of the present invention;
FIG. 2 is a schematic axial view of the structure of the bag opening device of the present invention;
FIG. 3 is a schematic structural view of the device with the bag opening assisting mechanism of the present invention;
FIG. 4 is a schematic view of the structure of the elastic pressing plate of the present invention;
FIG. 5 is a schematic view of the inner structure of the bag opening gripper of the present invention when it is closed;
FIG. 6 is a schematic view of the inner structure of the bag opening gripper of the present invention when it is unfolded;
FIG. 7 is a schematic view of the upper and lower grippers of the bag opening gripper of the present invention;
fig. 8 is a schematic diagram of the included angle between the finger tips of the bag opening gripper when the bag opening gripper is unfolded;
fig. 9 is a schematic view of the bag opening gripper three groups of gripper holes bag pushing plate of the utility model;
fig. 10 is a schematic view of a bag opening gripper three groups of gripper holes bag gripping mechanism of the utility model;
fig. 11 is the utility model discloses open about three group tongs holes of bag tongs overall arrangement axle side sketch map.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples. The described embodiments are only some, but not all embodiments of the invention. In the description of the present embodiment, it should be noted that the terms "connected" and "disposed" should be interpreted broadly, for example, the "connection" may be a wire connection or a mechanical connection; the 'placing' can be fixedly connected placing or integrally formed placing. The specific meanings of the above terms in the present embodiment can be understood by those of ordinary skill in the art according to specific situations. It should be noted that various aspects will be described, each of which can be used alone or in combination. That is, any given aspect may be used in different embodiments unless explicitly indicated as a mere substitution. Furthermore, in the following, for the sake of simplicity, always an item is generally mentioned. However, unless explicitly mentioned, the present embodiment may also include many specific items. Thus, use of the terms "a" and "an" should be taken to mean that at least one item is used in a single embodiment.
A bag opening device of an automatic bag supply machine is disclosed, as shown in figures 1 and 2, and comprises a bag conveying platen 1 horizontally arranged on the automatic bag supply machine, a bag opening machine frame 2 is arranged on the bag conveying platen, a bag opening mechanism 3 is fixed on the bag opening machine frame 2, and the bag opening mechanism is driven by a bag opening piston cylinder 4 to move up and down, such as a piston oil cylinder or a piston air cylinder; the lower end of the bag opening mechanism is provided with a row of a plurality of vacuum chucks 5, wherein the plurality of vacuum chucks are divided into two groups, each group is provided with two vacuum chucks, the two groups of vacuum chucks are symmetrically arranged at two sides of an upper bag opening gripper 6, one group is arranged at one side of the upper bag opening gripper, and an upper pressing plate 7 is arranged between the two vacuum chucks of each group; the bag opening assisting mechanism is arranged below the bag conveying bedplate and corresponds to the bag opening mechanism, and can be a vacuum cover (not shown in the figure), a plurality of through holes are arranged on the bag conveying bedplate 1, the vacuum cover covers the plurality of through holes at the lower sides of the plurality of through holes, and then the lower layer of the packaging bag is sucked on the surface of the bag conveying bedplate 1 through vacuumizing to assist the bag opening mechanism 3 in opening the bag opening.
In a preferred embodiment, as shown in fig. 3, a bag opening auxiliary mechanism 8 is arranged below the bag conveying platen and corresponding to the bag opening mechanism, the bag opening auxiliary mechanism 8 is fixed on an auxiliary bag opening frame 9, the bag opening auxiliary mechanism is driven by an auxiliary bag opening piston cylinder 10 to move up and down, the upper end of the bag opening auxiliary mechanism is provided with a lower bag opening gripper 11 corresponding to an upper pressure plate 7 of the bag opening mechanism, the bag opening auxiliary mechanism is provided with a lower pressure plate 12 corresponding to an upper bag opening gripper 6 of the bag opening mechanism, an outer vacuum suction cup 5 taking the direction of the upper pressure plate 7 of the bag opening mechanism relative to the bag opening gripper 6 as an inner side is called as an upper vacuum suction cup, the bag opening auxiliary mechanism is provided with a lower vacuum suction cup 13 corresponding to the upper vacuum suction cup, the bag conveying table plate is provided with a through hole 14 corresponding to the lower vacuum sucker 13 and between the lower bag opening gripper 11 and the upper vacuum sucker 5 and the upper pressing plate 7, and a through hole 15 is arranged between the lower pressing plate 12 and the upper bag opening gripper 6; when the bag opening is carried out at the bag opening, the bag opening mechanism moves downwards from the initial position, and the bag opening auxiliary mechanism moves upwards; and the lower vacuum sucker of the bag opening auxiliary mechanism, the lower bag opening gripper and the lower pressing plate penetrate through the through hole and the upper vacuum sucker, the upper pressing plate and the upper bag opening gripper of the bag opening mechanism to clamp the packaging bag to perform bag opening operation.
When the bag opening mechanism and the bag opening auxiliary mechanism move relatively to clamp the packaging bag, the upper vacuum sucker and the lower vacuum sucker are tightly attached to the packaging bag, so that the packaging bag needs to be further moved to be pressed down and moved up when touching together, and the upper pressing plate and the lower pressing plate cannot be fixed firmly and need to have elasticity. Thus: the upper pressing plate and the lower pressing plate are telescopic elastic pressing plates driven by springs 16 and pull rods 17. As shown in FIG. 4, the elastic pressing plate as the upper pressing plate 7 and the lower pressing plate 12 is fixed at the lower end of a pull rod 17, a protruding step 1701 is arranged on the pull rod 17, the pull rod 17 is fixed in a hole of a positioning sleeve 18 in a sliding mode, a spring 16 is arranged between the step 1701 and the top end of the hole, the elastic pressing plate pushes the pull rod 17 to press the spring to move upwards in the hole of the positioning sleeve 18 after being pressed, and the pull rod 17 is pushed to return to an initial state by the resilience of the spring 16 after the pressure is removed.
To increase the pressure of the upper and lower platens: the vacuum sucker 5 and the upper bag opening gripper 6 are positioned on the same horizontal plane, and the upper pressing plate 7 downwardly protrudes out of the horizontal plane where the vacuum sucker 5 and the upper bag opening gripper 6 are positioned; the lower vacuum sucker 13 and the lower bag opening gripper 11 are located on the same horizontal plane, and the lower pressing plate 12 protrudes upwards out of the horizontal plane where the lower vacuum sucker 13 and the lower bag opening gripper 11 are located.
One preferred scheme is: the upper pressing plate protrudes downwards to the horizontal plane where the vacuum sucker and the upper bag opening gripper are located by 3mm to 5mm, and the lower pressing plate protrudes upwards to the horizontal plane where the lower vacuum sucker and the lower bag opening gripper are located by 3mm to 5 mm.
In the examples: the upper bag opening gripper and the lower bag opening gripper are bag opening grippers with the same structure, as shown in fig. 5, 6, 7, 9 and 11, the bag opening gripper comprises a gripper frame 19, the front end of the frame is a bag pushing plate 1901 facing a packaging bag, the bag pushing plate 1901 is pushed to press on the packaging bag when the packaging bag is gripped, at least one group of gripper holes are formed in the bag pushing plate, two gripper holes are formed in the bag pushing plate, the two gripper holes are respectively a left gripper hole 1902 and a right gripper hole 1903, the two gripper holes are oppositely arranged left and right, linear grippers are arranged in the frame corresponding to the gripper holes, the grippers are divided into two left grippers 20 and a right gripper 21, one right gripper is arranged between the two left grippers, or the grippers are divided into two right grippers 21 and one left gripper 20, one left gripper is arranged between the two right grippers, as shown in fig. 7, and the left gripper and right gripper are formed by arc-shaped gripper fingers, 2101, gripper arms 2002, 2102, as shown in fig. 5 and fig. 6, a driving device drives the grasping arms to drive the fingertips of the fingers to respectively extend out of the left grasping hole and the right grasping hole and fold outside the bag pushing plate 1901, or extend and retract inside the bag pushing plate 1901, a rotating shaft 22 passes through round holes 2003, 2103 arranged between the left grasping finger and the right grasping finger and the grasping arms to rotatably position the left grasping hand and the right grasping hand, the rotating shaft 22 is fixedly connected with the mechanism frame 19, after the fingertips of the left grasping hand and the right grasping hand extend out of the left grasping hole and the right grasping hole and fold, as shown in the enlarged view of part a in fig. 5, the fingertips 2004 of the left grasping hand and the fingertips 2104 of the right grasping hand are crossed with each other, as shown in the enlarged view of part B in fig. 7, the tip-to-inner arc surfaces of the fingertips are a straight line plane 2005, 2105 mm to 10mm in length, and an included angle a between the straight line plane and the central axis of the grasping arms is more than 100 degrees, the angle a is preferably between 100 and 130 degrees, and in this embodiment is 115 degrees.
The driving device in the embodiment comprises a pneumatic cylinder or a hydraulic cylinder 23, the pneumatic cylinder or the hydraulic cylinder 23 is fixed in the frame, a telescopic arm of the pneumatic cylinder or the hydraulic cylinder is connected with a push arm 24, the push arm is rotatably connected with one end of a group of connecting arms through a connecting shaft 25, the group of connecting arms are two connecting arms of a left hand grip connecting arm 26 and a right hand grip connecting arm 27, the other ends of the two connecting arms are respectively hinged with the gripping arm of the left hand grip and the gripping arm of the right hand grip through hinge shafts 28 and 29, the lengths of the two connecting arms, the gripping arm of the left hand grip and the gripping arm of the right hand grip are consistent to form a parallelogram frame which is mutually hinged, the two connecting arms are linearly stretched and pulled flexibly through the telescopic arm, and fingertips of the two fingers are respectively stretched out, folded or stretched and retracted from the left hand grip hole and the right hand grip hole through the parallelogram frame.
For reliable gripping, a plurality of grippers may be provided, namely: the bag pushing plate is provided with a plurality of groups of handle holes, for example, 3 holes shown in fig. 10 and 11, or more holes, at intervals horizontally. The plurality of groups of gripper holes are horizontally arranged at intervals, grippers are arranged in the frame corresponding to each group of gripper holes respectively, when the gripper holes are two groups, two grippers corresponding to the two groups of gripper holes are connected with a group of connecting arms respectively, the two grippers are two left grippers 20 and one right gripper 21, one right gripper is arranged between the two left grippers, or the grippers are divided into two right grippers 21 and one left gripper 20, and one left gripper is arranged between the two right grippers.
Wherein: when the gripper holes are three groups, the other end of the gripper arm of the left gripper and the other end of the gripper arm of the right gripper corresponding to the middle gripper hole are respectively connected to the hinge shafts at the other ends of the gripper arms of the adjacent left gripper and the adjacent right gripper.
And: when the three groups of the gripper holes are formed, when the grippers corresponding to the middle gripper hole are two left grippers and one right gripper, the grippers corresponding to the gripper holes at the two sides are two right grippers and one left gripper; alternatively, as shown in fig. 11, when the hand grips corresponding to the middle hand grip hole are two right hand grips and one left hand grip, the hand grips corresponding to the both hand grip holes are two left hand grips and one right hand grip. In order to prevent the packaging bag from being damaged during grabbing, as shown in fig. 8, the driving device is adjusted to enable the left grab and the right grab to be unfolded and extend out of the grab hole of the bag pushing plate until the packaging bag is grabbed, a section of plane of the fingertip of the left grab and a section of straight line plane 2005 and 2105 of the fingertip of the right grab are intersected, and the intersected included angle C is not more than 10 degrees. Embodiments design the finger tip end of the gripper as a line segment of the rectilinear plane 2005, 2105 that is angled from the central axis of the gripper arm. Therefore, when the fingertips of the gripper rotate around the fixed shaft, the fingertips firstly prick the material bag arm, then the material bag is pushed into the circular arc of the gripper fingers by the straight edge, after the fingertips of the two gripper fingers are staggered, the direct material bag arm part of the two gripper fingers enters the gap formed by the left and right gripper fingers in an encircling mode, and in addition, the included angle between the linear plane section at the tip of the gripper finger of the gripper and the central axis of the gripper arm is as follows: when the two groups of grippers are opened, the two waist lines of the two straight line sections extend leftwards and then can be intersected. When the hand grip is closed, extension lines of included angles of the two straight line segments cannot intersect after extending. Therefore, the hand grip can not generate cutting force when surrounding the bag wall of the material bag. Thus, the arm of the material bag is well protected. The bag opening device for the bag opening of the automatic bag supply machine is compact in structure, the bag opening mechanism and the bag opening auxiliary mechanism are arranged up and down, and the bag opening of the packaging bags made of the cloth materials and the non-woven materials is achieved through the combination of the pressing plate, the vacuum chuck and the bag opening gripper.
Claims (10)
1. A bag opening device for a bag opening of an automatic bag supply machine comprises a bag conveying platen which is horizontally arranged, a bag opening mechanism is arranged on the bag conveying platen and is pushed to move up and down by a bag opening piston cylinder, and a row of a plurality of vacuum suckers are arranged at the lower end of the bag opening mechanism; a bag opening auxiliary mechanism is arranged below the bag conveying bedplate and corresponds to the bag opening mechanism, and the bag opening auxiliary mechanism assists the bag opening mechanism to open the bag opening.
2. The bag opening device according to claim 1, wherein the bag opening assisting mechanism is driven by an assisting bag opening piston cylinder to move up and down, a bag opening gripper is arranged at the upper end of the bag opening assisting mechanism relative to an upper pressure plate of the bag opening mechanism, a lower pressure plate is arranged at the bag opening assisting mechanism relative to the bag opening gripper of the bag opening mechanism, an outer vacuum chuck which is located at the inner side of the bag opening mechanism relative to the bag opening gripper direction is called an upper vacuum chuck, the bag opening assisting mechanism is provided with a lower vacuum chuck relative to the upper vacuum chuck, the bag conveying platen is provided with through holes relative to the lower vacuum chuck, the lower bag opening gripper, the upper vacuum chuck and the upper pressure plate, and the bag conveying platen is provided with through holes between the lower pressure plate and the upper bag opening gripper.
3. A bag-opening device as claimed in claim 2, wherein the upper and lower pressing plates are elastic and retractable pressing plates driven by springs and pull rods.
4. The bag opening device of claim 2, wherein the bag opening mechanism moves down from the initial position and the bag opening auxiliary mechanism moves up when the bag is opened; and the lower vacuum sucker of the bag opening auxiliary mechanism, the lower bag opening gripper and the lower pressing plate penetrate through the through hole and the upper vacuum sucker, the upper pressing plate and the upper bag opening gripper of the bag opening mechanism to clamp the packaging bag to perform bag opening operation.
5. The bag opening device of claim 3, wherein the vacuum chuck and the upper bag opening gripper are located on the same horizontal plane, and the upper pressing plate protrudes downwards to the horizontal plane where the vacuum chuck and the upper bag opening gripper are located; the lower vacuum chuck and the lower bag opening gripper are located on the same horizontal plane, and the lower pressing plate protrudes upwards out of the horizontal plane where the lower vacuum chuck and the lower bag opening gripper are located.
6. A bag opening device according to claim 5, wherein the upper pressing plate protrudes downwards from the horizontal plane where the vacuum chuck and the upper bag opening hand grip are located by 3mm to 5mm, and the lower pressing plate protrudes upwards from the horizontal plane where the lower vacuum chuck and the lower bag opening hand grip are located by 3mm to 5 mm.
7. A bag opening device according to claim 2, wherein the upper bag opening gripper and the lower bag opening gripper are identically structured bag opening grippers, and comprise a gripper frame, the front end of the frame is a bag pushing plate facing the packaging bag, the bag pushing plate is provided with at least one set of gripper holes, two gripper holes are provided, the two gripper holes are arranged oppositely from left to right, grippers are arranged in the frame corresponding to the gripper holes, the grippers are divided into two left grippers and one right gripper, one right gripper is arranged between the two left grippers, or the grippers are divided into two right grippers and one left gripper, one left gripper is arranged between the two right grippers, the left gripper and the right gripper are composed of circular-arc-shaped gripper fingers and gripper arms, a driving device drives the gripper arms to drive fingertips of the gripper fingers to extend out from the two left gripper holes and the right gripper holes to be folded or unfolded to be retracted, a rotating shaft passes through circular holes arranged between the left gripper fingers and the gripper arms to rotatably position the left gripper and the right gripper, after the finger tips of the left gripper and the right gripper extend out of the left gripper hole and the right gripper hole and are folded, the finger tips of the left gripper and the finger tips of the right gripper are staggered and crossed, the tip of each finger tip to the inner arc surface of each finger is a straight line plane, and the included angle between each straight line plane and the central axis of each gripper arm is larger than 100 degrees.
8. A bag opening device as claimed in claim 7, wherein a plurality of sets of handle holes are horizontally spaced on the bag pushing plate, the plurality of sets of handle holes are horizontally spaced, a handle is respectively disposed in the frame corresponding to each set of handle holes, and when the handle holes are two sets, two handles corresponding to two sets of handle holes are respectively connected to a set of connecting arms.
9. A pocket opening device according to claim 7, characterized in that said straight plane of the gripper fingers is at an angle of 115 degrees to the centre axis of the gripper arm.
10. A bag opening device as claimed in claim 7, wherein the drive device is adjusted to enable the left gripper and the right gripper to unfold to extend out of the gripper hole of the bag pushing plate to grip the packaging bag, and a section of plane of the fingertip of the left gripper and a section of straight line plane of the fingertip of the right gripper intersect each other at an included angle of not more than 10 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121355086.1U CN215098622U (en) | 2021-06-18 | 2021-06-18 | Bag opening device of automatic bag supply machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121355086.1U CN215098622U (en) | 2021-06-18 | 2021-06-18 | Bag opening device of automatic bag supply machine |
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| CN215098622U true CN215098622U (en) | 2021-12-10 |
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| CN202121355086.1U Active CN215098622U (en) | 2021-06-18 | 2021-06-18 | Bag opening device of automatic bag supply machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113212878A (en) * | 2021-06-18 | 2021-08-06 | 安徽永磐机电有限公司 | Bag opening device of automatic bag supply machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113212878A (en) * | 2021-06-18 | 2021-08-06 | 安徽永磐机电有限公司 | Bag opening device of automatic bag supply machine |
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