Packaging bag conveying and opening mechanism

Abstract

The utility model relates to the technical field of cable tie packaging, and discloses a packaging bag conveying and opening mechanism which comprises a bag conveying device, a bag conveying device, a bag opening device and a bag opening device. The bag conveying device comprises a bag storage assembly, a bag conveying assembly and a bag dragging assembly. The bag opening device comprises a bag clamping assembly and a bag opening assembly; the bag opening auxiliary device comprises a bag opening suction cup assembly and an air blowing assembly; the bag storage assembly is used for storing a plurality of stacked packaging bags, the bag dragging assembly conveys the packaging bags to the bag conveying assembly from the bag storage assembly, the bag conveying assembly rotates by 90 degrees and then moves upwards in the third direction, the packaging bags are conveyed to the bag clamping assembly, the bag clamping assembly clamps the edges of the two sides of bag openings of the packaging bags, and the bag clamping assembly clamps the packaging bags. The bag opening suction cup assembly sucks the two faces of a packaging bag to open a bag opening of the packaging bag, the air blowing assembly blows air into the packaging bag in the bag opening opening process of the packaging bag, the bag opening assembly stretches into the bag opening of the packaging bag to open the bag opening, and after the bag opening is opened, a cable tie needing to be packaged can be placed in from the bag opening of the packaging bag through a mechanical arm. Full-automatic bag feeding and bag opening are achieved, manual use is reduced, and the packaging efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a bundle belt packaging technical field especially relates to a packing bag send bag opening bag mechanism. BACKGROUND

[0002] The whole plate bundle belt needs to be packed by packing bag after cutting and arranging, and the conventional method is to pack by manual work, and then to seal, and the whole process is low in efficiency. UTILITY MODEL CONTENTS

[0003] Based on the above, the utility model discloses a packing bag send bag opening bag mechanism, realizes full -automatic send bag and open bag, reduces the use of manual work, improves the packing efficiency.

[0004] To achieve the above purpose, the utility model adopts the following technical scheme:

[0005] The utility model provides a packing bag send bag opening bag mechanism, comprising:

[0006] The send bag device comprises a bag storage assembly, a bag sending assembly and a bag dragging assembly, the bag storage assembly is used to store a plurality of stacked packing bags, the bag dragging assembly is used to convey the packing bag from the bag storage assembly to the bag sending assembly, and the bag sending assembly is configured to be rotatable.

[0007] The bag opening device comprises a bag clamping assembly and a bag supporting assembly, and the bag sending assembly conveys the packing bag to the bag clamping assembly.

[0008] The bag opening auxiliary device comprises a bag opening suction disc assembly and a blowing assembly.

[0009] The bag sending assembly is located below the bag opening device, the bag sending assembly conveys the packing bag to the bag clamping assembly, the bag clamping assembly clamps the two side edges of the bag opening of the packing bag, the bag opening of the packing bag is opened by the bag opening suction disc assembly sucking the two surfaces of the packing bag, the blowing assembly blows air into the packing bag during the opening process, and the bag supporting assembly extends into the bag opening of the packing bag to open the bag opening.

[0010] Further, the bag feeding device further comprises a bag feeding mounting plate, the bag feeding assembly is arranged on the bag feeding mounting plate, the bag feeding assembly comprises a bag feeding mounting frame and a bag feeding supporting plate, the bag feeding mounting frame is connected below the bag feeding mounting plate, a bag feeding driving motor is arranged on the bag feeding mounting frame, a bag feeding linkage plate is arranged at the output end of the bag feeding driving motor, gear teeth are arranged on the bag feeding linkage plate, a bag feeding rotating fixing frame is arranged on the side close to the output end of the bag feeding driving motor, a bag feeding rotating frame is rotatably arranged on the bag feeding rotating fixing frame, a bag feeding rotating shaft is arranged on the bag feeding rotating frame, a bag feeding rotating gear is arranged on the bag feeding rotating shaft, the bag feeding rotating gear is in gear engagement with the gear teeth of the bag feeding linkage plate, a bag feeding sliding block is further connected to the top of the bag feeding rotating frame, a bag feeding sliding rail is arranged on the bottom of the bag feeding supporting plate, the bag feeding sliding block is slidably arranged on the bag feeding sliding rail, a bag feeding suction cup is arranged on the bag feeding supporting plate, two oppositely arranged bag clamping avoiding grooves are arranged on the bag feeding supporting plate, a bag feeding driving cylinder is further arranged on the bag feeding rotating frame, and the output end of the bag feeding driving cylinder is connected to the bag feeding supporting plate.

[0011] Further, the bag feeding device further comprises a bag feeding mounting plate, the bag feeding assembly is arranged on the bag feeding mounting plate, the bag feeding assembly comprises a bag feeding mounting frame and a bag feeding supporting plate, the bag feeding mounting frame is connected below the bag feeding mounting plate, a bag feeding driving motor is arranged on the bag feeding mounting frame, a bag feeding linkage plate is arranged at the output end of the bag feeding driving motor, gear teeth are arranged on the bag feeding linkage plate, a bag feeding rotating fixing frame is arranged on the side close to the output end of the bag feeding driving motor, a bag feeding rotating frame is rotatably arranged on the bag feeding rotating fixing frame, a bag feeding rotating shaft is arranged on the bag feeding rotating frame, a bag feeding rotating gear is arranged on the bag feeding rotating shaft, the bag feeding rotating gear is in gear engagement with the gear teeth of the bag feeding linkage plate, a bag feeding sliding block is further connected to the top of the bag feeding rotating frame, a bag feeding sliding rail is arranged on the bottom of the bag feeding supporting plate, the bag feeding sliding block is slidably arranged on the bag feeding sliding rail, a bag feeding suction cup is arranged on the bag feeding supporting plate, two oppositely arranged bag clamping avoiding grooves are arranged on the bag feeding supporting plate, a bag feeding driving cylinder is further arranged on the bag feeding rotating frame, and the output end of the bag feeding driving cylinder is connected to the bag feeding supporting plate.

[0012] Further, the bag feeding device further comprises a bag feeding mounting plate, the bag feeding assembly is arranged on the bag feeding mounting plate, the bag feeding assembly comprises a bag feeding mounting frame and a bag feeding supporting plate, the bag feeding mounting frame is connected below the bag feeding mounting plate, a bag feeding driving motor is arranged on the bag feeding mounting frame, a bag feeding linkage plate is arranged at the output end of the bag feeding driving motor, gear teeth are arranged on the bag feeding linkage plate, a bag feeding rotating fixing frame is arranged on the side close to the output end of the bag feeding driving motor, a bag feeding rotating frame is rotatably arranged on the bag feeding rotating fixing frame, a bag feeding rotating shaft is arranged on the bag feeding rotating frame, a bag feeding rotating gear is arranged on the bag feeding rotating shaft, the bag feeding rotating gear is in gear engagement with the gear teeth of the bag feeding linkage plate, a bag feeding sliding block is further connected to the top of the bag feeding rotating frame, a bag feeding sliding rail is arranged on the bottom of the bag feeding supporting plate, the bag feeding sliding block is slidably arranged on the bag feeding sliding rail, a bag feeding suction cup is arranged on the bag feeding supporting plate, two oppositely arranged bag clamping avoiding grooves are arranged on the bag feeding supporting plate, a bag feeding driving cylinder is further arranged on the bag feeding rotating frame, and the output end of the bag feeding driving cylinder is connected to the bag feeding supporting plate.

[0013] Further, the bag feeding device further comprises a bag feeding mounting plate, the bag feeding assembly is arranged on the bag feeding mounting plate, the bag feeding assembly comprises a bag feeding mounting frame and a bag feeding supporting plate, the bag feeding mounting frame is connected below the bag feeding mounting plate, a bag feeding driving motor is arranged on the bag feeding mounting frame, a bag feeding linkage plate is arranged at the output end of the bag feeding driving motor, gear teeth are arranged on the bag feeding linkage plate, a bag feeding rotating fixing frame is arranged on the side close to the output end of the bag feeding driving motor, a bag feeding rotating frame is rotatably arranged on the bag feeding rotating fixing frame, a bag feeding rotating shaft is arranged on the bag feeding rotating frame, a bag feeding rotating gear is arranged on the bag feeding rotating shaft, the bag feeding rotating gear is in gear engagement with the gear teeth of the bag feeding linkage plate, a bag feeding sliding block is further connected to the top of the bag feeding rotating frame, a bag feeding sliding rail is arranged on the bottom of the bag feeding supporting plate, the bag feeding sliding block is slidably arranged on the bag feeding sliding rail, a bag feeding suction cup is arranged on the bag feeding supporting plate, two oppositely arranged bag clamping avoiding grooves are arranged on the bag feeding supporting plate, a bag feeding driving cylinder is further arranged on the bag feeding rotating frame, and the output end of the bag feeding driving cylinder is connected to the bag feeding supporting plate.

[0014] Further, the bag clamping part comprises a bag clamping plate, the bag clamping plate is provided with a bag clamping rotating groove and a first bag clamping surface at one end close to the bag conveying assembly, a bag clamping swing arm is rotatably arranged on the bag clamping rotating groove, the bag clamping swing arm comprises a first bag clamping arm and a second bag clamping arm, an angle is formed between the first bag clamping arm and the second bag clamping arm, the rotating connection position of the bag clamping rotating groove and the bag clamping swing arm is located between the first bag clamping arm and the second bag clamping arm, a bag clamping block is arranged at one end of the first bag clamping arm away from the second bag clamping arm, the bag clamping block comprises a second bag clamping surface, a bag clamping driving part is further arranged on the bag clamping plate, a bag clamping rotating head is arranged at the output end of the bag clamping driving part, and the bag clamping rotating head is rotatably connected to one side of the second bag clamping arm away from the first bag clamping arm.

[0015] When the bag conveying assembly conveys the packaging bag to the bag clamping assembly, the bag clamping assembly approaches the bag conveying assembly along the second direction, the bag clamping swing arm of the bag clamping plate is just moved to the bag clamping avoiding groove of the bag conveying supporting plate, the first bag clamping surface is just tightly attached to one side of the edge of the packaging bag, the bag clamping driving part drives the bag clamping swing arm to rotate so that the bag clamping block rotates, the second bag clamping surface of the bag clamping block is tightly attached to the other side of the edge of the packaging bag, and the first bag clamping surface and the second bag clamping surface jointly clamp the edge of the packaging bag.

[0016] Further, the bag opening auxiliary device further comprises a bag opening auxiliary mounting plate, the bag opening suction assembly comprises a first bag opening suction frame and a second bag opening suction frame, the first bag opening suction frame and the second bag opening suction frame are slidably arranged on the bag opening auxiliary mounting plate, the first bag opening suction frame and the second bag opening suction frame can approach or separate from each other along the second direction, the first bag opening suction frame is provided with a first bag opening suction disc, and the second bag opening suction frame is provided with a second bag opening suction disc.

[0017] After the bag clamping assembly clamps the edges on both sides of the packaging bag, the packaging bag is just located between the first bag opening suction disc and the second bag opening suction disc, the two bag clamping parts approach each other so that the bag opening is loosened, the first bag opening suction disc and the second bag opening suction disc first approach each other to suck two sides of the opening of the packaging bag respectively, and then separate to open the bag opening of the packaging bag.

[0018] Further, the air blowing assembly comprises an air blowing frame, the air blowing frame is located between the first bag opening suction frame and the second bag opening suction frame, the air blowing frame is provided with an air blowing head, and the air blowing head is located above the bag opening of the packaging bag; after the first bag opening suction disc and the second bag opening suction disc open the bag opening of the packaging bag, the air blowing head blows air into the packaging bag.

[0019] Further, the bag supporting assembly is arranged on the first bag opening mounting plate and is configured to be movable along a third direction, the bag supporting assembly comprises a bag supporting mounting plate extending along the first direction, two groups of bag supporting portions are slidingly arranged on the bag supporting mounting plate, and the bag supporting portions are configured to be capable of moving towards or away from each other along the first direction.

[0020] Further, the bag supporting portion comprises a first bag supporting frame and a second bag supporting frame, one end of the second bag supporting frame is connected to the first bag supporting frame, a first bag supporting connecting groove is formed on one side of the second bag supporting frame connected to the first bag supporting frame, and bag supporting plates are arranged on the other side of the second bag supporting frame, after the two bag supporting plates are clamped into the bag opening of the packaging bag, the two bag supporting plates are separated from each other to make the bag opening of the packaging bag be supported open.

[0021] The utility model discloses the beneficial effects are:

[0022] The utility model provides a packaging bag sends bag and opens bag mechanism, the bag storage component is used to store the lamination of a plurality of packaging bags, drags bag component and conveys packaging bag from bag storage component to send bag component, and send bag component rotates 90 DEG and moves upward along the third direction, and conveys packaging bag to bag clamping component, and bag clamping component clamps the two side edges of packaging bag bag mouth, and opens bag suction cup component and opens the bag mouth of packaging bag to the two sides of packaging bag, and the bag mouth of packaging bag is opened in the process of opening, and the air blowing component blows air to the packaging bag, and the bag supporting assembly inserts into the bag mouth of packaging bag and supports the bag mouth, and the bag mouth can be put into the bag mouth of packaging bag from the packaging bag of the bundle line of the need of packing through the mechanical hand after the bag mouth is supported open, realizes full -automatic sending bag and opening bag, reduces the use of manual work, and improves the packaging efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0023] In order to more clearly illustrate the technical scheme in the embodiment of the utility model, the following will be briefly introduced the drawing needed to be used in the embodiment of the utility model, and obviously, the drawing in the following description is only some embodiments of the utility model, and for those skilled in the art, under the premise of not creating labor, other drawings can also be obtained according to the content of the embodiment of the utility model and these drawings.

[0024] Figure 1 The utility model provides a packaging bag sends bag and opens bag mechanism's structural schematic diagram for the embodiment of the utility model;

[0025] Figure 2 The structural schematic diagram of the bag feeding device provided by the embodiment of the utility model is provided;

[0026] Figure 3 The structural schematic diagram of the bag feeding device provided by the embodiment of the utility model is provided;

[0027] Figure 4The structure schematic view of the bag opening device and the bag opening auxiliary device is provided for the embodiment of the utility model.

[0028] Figure 5 The structure schematic view of the bag opening device is provided for the embodiment of the utility model.

[0029] Figure 6 The partial structure schematic view of the bag opening part is provided for the embodiment of the utility model.

[0030] Figure 7 The structure schematic view of the bag clamping block when clamping the packaging bag.

[0031] In the drawing,

[0032] X, first direction; Y, second direction; Z, third direction;

[0033] 1, bag feeding device; 11, bag storage assembly; 111, bag storage rack; 112, bag storage groove; 12, bag dragging assembly; 121, bag dragging mounting rack; 122, bag dragging slide rail; 123, first bag dragging driving part; 124, bag dragging slide block; 125, bag dragging fixing rack; 126, second bag dragging driving part; 127, bag dragging suction disc; 13, bag feeding assembly; 131, bag feeding mounting rack; 132, bag feeding supporting plate; 1321, bag clamping avoiding groove; 133, bag feeding driving motor; 134, bag feeding linkage plate; 135, bag feeding rotary fixing rack; 136, bag feeding rotary rack; 137, bag feeding rotary shaft; 138, bag feeding rotary gear; 139, bag feeding slide block; 1310, bag feeding slide rail; 1311, bag feeding suction disc; 1312, bag feeding driving cylinder; 14, bag feeding mounting plate;

[0034] 2, bag opening device; 21, bag clamping assembly; 211, bag clamping part; 2111, bag clamping plate; 21111, bag clamping rotary groove; 21112, first bag clamping surface; 2112, bag clamping swing arm; 21121, first bag clamping arm; 21122, second bag clamping arm; 2113, bag clamping block; 21131, second bag clamping surface; 2114, bag clamping rotating head; 212, bag clamping slide rail; 213, bag clamping slide block; 22, bag supporting assembly; 221, bag supporting mounting plate; 2211, second bag supporting slide rail; 2212, second bag supporting slide block; 222, bag supporting part; 2221, first bag supporting rack; 2222, second bag supporting rack; 22221, first bag supporting connecting groove; 2223, bag supporting plate; 223, first bag supporting slide rail; 224, first bag supporting slide block; 23, first bag opening mounting plate; 24, second bag opening mounting plate;

[0035] 3, bag opening auxiliary device; 31, bag opening suction cup assembly; 311, first bag opening suction holder; 3111, first bag opening suction cup; 312, second bag opening suction holder; 3121, second bag opening suction cup; 313, bag opening auxiliary sliding rail; 314, bag opening auxiliary sliding block; 32, blowing assembly; 321, blowing frame; 322, blowing head; 33, bag opening auxiliary mounting plate;

[0036] 4, third bag opening mounting plate. DETAILED DESCRIPTION

[0037] In order to make the technical problems solved by the utility model, the technical scheme adopted and the technical effects reached more clear, the technical scheme of the embodiments of the utility model will be described in further detail below with reference to the drawings. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0038] In the description of the utility model, unless there is explicit definition and limitation, the terms "connected", "connected", "fixed" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integral; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through intermediate medium, it can be the communication inside two elements or the interaction relationship of two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0039] In the utility model, unless there is explicit definition and limitation, the "upper" or "lower" of the first feature to the second feature can include that the first and second features are in direct contact, or the first and second features are not in direct contact but are in contact through another feature between them. Moreover, the "upper", "upper" and "upper" of the first feature to the second feature include that the first feature is directly above and obliquely above the second feature, or only indicates that the horizontal height of the first feature is higher than that of the second feature. The "lower", "lower" and "lower" of the first feature to the second feature include that the first feature is directly below and obliquely below the second feature, or only indicates that the horizontal height of the first feature is less than that of the second feature.

[0040] In the description of the embodiment, the terms "upper", "lower", "left", "right", etc. orientation or position relationship is based on the orientation or position relationship shown in the drawings, only for the convenience of description and simplification of operation, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation on the utility model. In addition, the terms "first", "second" are only used to distinguish in description, and have no special meaning.

[0041] For the convenience of description, the first direction X, the second direction Y and the third direction Z are defined in the utility model embodiment, the first direction X, the second direction Y and the third direction Z are perpendicular to each other in pairs, and the first direction X, the second direction Y and the third direction Z correspond to the three directions of the coordinate axis respectively.

[0042] As Figures 1 to 6 The utility model provides a kind of bag feeding and opening mechanism of packaging bag, it includes: bag feeding device 1, it includes bag storage assembly 11, bag feeding assembly 13 and bag dragging assembly 12, the bag storage assembly 11 is used to store the several packaging bags of stacking, packaging bag only top has opening, remaining three edges are all sealed;The bag dragging assembly 12 is used to convey packaging bag from the bag storage assembly 11 to the bag feeding assembly 13, and the bag feeding assembly 13 is configured to be able to rotate;Bag opening device 2, it includes bag clamping assembly 21 and bag supporting assembly 22, and the bag feeding assembly 13 conveys packaging bag to the bag clamping assembly 21;Bag opening auxiliary device 3, it includes bag opening suction cup assembly 31 and air blowing assembly 32;The bag feeding assembly 13 is below the bag opening device 2, and the bag feeding assembly 13 conveys packaging bag to bag clamping assembly 21, and bag clamping assembly 21 clamps the two side edges of packaging bag opening, and bag opening suction cup assembly 31 sucks the two sides of packaging bag to open the opening of packaging bag, and air blowing assembly 32 blows air into packaging bag during the opening process of packaging bag opening, and bag supporting assembly 22 extends into the opening of packaging bag to open the opening.

[0043] The utility model provides a kind of bag feeding and opening mechanism of packaging bag, and the bag storage assembly 11 is used to store the several packaging bags of stacking, and bag dragging assembly 12 conveys packaging bag from the bag storage assembly 11 to the bag feeding assembly 13, and bag feeding assembly 13 is rotated 90 ° and is moved upwards along the third direction Z, and conveys packaging bag to bag clamping assembly 21, and bag clamping assembly 21 clamps the two side edges of packaging bag opening, and bag opening suction cup assembly 31 sucks the two sides of packaging bag to open the opening of packaging bag, and air blowing assembly 32 blows air into packaging bag during the opening process of packaging bag opening, and bag supporting assembly 22 extends into the opening of packaging bag to open the opening, and the opening can be placed into from the opening of packaging bag by mechanical hand after the opening is opened, realizes the full-automatic bag feeding and opening, reduces manual use, improves packaging efficiency.

[0044] As Figures 1 to 3 The bag feeding device 1 further includes bag feeding mounting plate 14, the bag storage assembly 11 includes bag storage rack 111, the bag storage rack 111 is arranged above the bag feeding mounting plate 14, the bag storage rack 111 is provided with bag storage groove 112, and the several packaging bags of stacking are stacked in bag storage groove 112, and the packaging bag in the embodiment is three-edge sealed, and it is double-layer packaging bag that only one opening can be opened.

[0045] AsFigures 1 to 3As shown, the bag feeding assembly 13 is arranged on the bag feeding mounting plate 14, the bag feeding assembly 13 comprises a bag feeding mounting frame 131 and a bag feeding support plate 132, the bag feeding mounting frame 131 is connected below the bag feeding mounting plate 14, the bag feeding mounting frame 131 is provided with a bag feeding drive motor 133, the output end of the bag feeding drive motor 133 is provided with a bag feeding linkage plate 134, the bag feeding linkage plate 134 is provided with teeth, the side close to the output end of the bag feeding drive motor 133 is also provided with a bag feeding rotary fixing frame 135, the bag feeding rotary fixing frame 135 is rotatably provided with a bag feeding rotary frame 136, the bag feeding rotary frame 136 is provided with a bag feeding rotary shaft 137, the bag feeding rotary shaft 137 is provided with a bag feeding rotary gear 138, the bag feeding rotary gear 138 is in mesh with the teeth of the bag feeding linkage plate 134, the top of the bag feeding rotary frame 136 is also connected with a bag feeding sliding block 139, the bottom of the bag feeding support plate 132 is provided with a bag feeding sliding rail 1310, the bag feeding sliding block 139 is slidingly arranged on the bag feeding sliding rail 1310, the bag feeding support plate 132 is provided with a bag feeding suction cup 1311, the bag feeding support plate 132 is also provided with two oppositely arranged bag clamping avoiding grooves 1321, the bag feeding rotary frame 136 is also provided with a bag feeding drive air cylinder 1312, the output end of the bag feeding drive air cylinder 1312 is connected with the bag feeding support plate 132. Specifically, in this embodiment, the bag dragging assembly 12 drags the packaging bag to the bag feeding support plate 132, the bag feeding suction cup 1311 on the bag feeding support plate 132 will adsorb the packaging bag, the bag feeding suction cup 1311 is connected with negative pressure and can generate vacuum adsorption, after the packaging bag is adsorbed on the bag feeding support plate 132, the bag feeding drive motor 133 drives the bag feeding linkage plate 134 to move along the third direction Z, the bag feeding linkage plate 134 drives the bag feeding rotary gear 138 to rotate, the bag feeding rotary gear 138 drives the bag feeding rotary frame 136 to rotate, the bag feeding rotary frame 136 drives the bag feeding support plate 132 to rotate, the bag feeding support plate 132 is horizontal at first, the bag feeding rotary frame 136 drives the bag feeding support plate 132 to rotate 90°, so that the bag feeding support plate 132 is in a vertical state, at this time, the bag feeding support plate 132 is located below the bag clamping assembly 21, then the bag feeding drive air cylinder 1312 drives the bag feeding support plate 132 to move upward along the third direction Z, the bag feeding support plate 132 moves to the height where the bag clamping avoiding groove 1321 is parallel to the bag clamping assembly 21, the bag clamping assembly 21 clamps the edges of the two sides of the packaging bag from the bag clamping avoiding groove 1321, after clamping, the bag feeding suction cup 1311 releases the vacuum adsorption, and the packaging bag is output from the bag feeding assembly 13 to the bag clamping assembly 21. After the bag feeding is completed, the bag feeding support plate 132 moves downward, and then rotates to reset to the horizontal state, and the bag feeding of the next packaging bag is performed.In this embodiment, the bag conveying support plate 132 is located below the bag clamping assembly 21 and is configured to be rotatable and movable along the third direction Z. The bag conveying support plate 132 can smoothly convey the packaging bag to the bag clamping assembly 21 while avoiding the bag opening auxiliary device 3 and not affecting the normal operation of the bag opening auxiliary device 3. The structure is compact and reasonable and does not occupy other positions. Meanwhile, the two states of the 90° rotation of the bag conveying support plate 132 correspond to the bag clamping assembly 21 and the bag storage assembly 11, respectively, which well connects the three processes of bag storage, bag conveying and bag clamping.

[0046] As shown in Figures 1 to 3 , the bag dragging assembly 12 includes a bag dragging mounting frame 121, the bag dragging mounting frame 121 is provided with a bag dragging sliding rail 122 extending along the second direction Y, the bag dragging mounting frame 121 is provided with a first bag dragging driving part 123, the bag dragging sliding rail 122 is slidably provided with a bag dragging sliding block 124, the output end of the first bag dragging driving part 123 is connected to the bag dragging sliding block 124, the bag dragging sliding block 124 is provided with a bag dragging fixing frame 125, the bag dragging fixing frame 125 is provided with a second bag dragging driving part 126, and the output end of the second bag dragging driving part 126 is provided with a bag dragging suction cup 127. Specifically, the process of conveying the packaging bag from the bag storage assembly 11 to the bag conveying assembly 13 is as follows: the bag dragging suction cup 127 is located above the bag storage groove 112 at the beginning, the second bag dragging driving part 126 is a driving air cylinder, the second bag dragging driving part 126 drives the bag dragging suction cup 127 to move downward to adsorb the packaging bag, the bag dragging suction cup 127 is connected to a negative pressure source to generate vacuum adsorption, after adsorption, the second bag dragging driving part 126 drives the bag dragging suction cup 127 to move upward along the third direction Z, then the first bag dragging driving part drives the bag dragging sliding block 124 to move along the second direction Y on the bag dragging sliding rail 122, so that the bag dragging suction cup 127 is located above the bag conveying support plate 132, the first bag dragging driving part 234 is a motor-driven belt linkage structure, after the packaging bag is conveyed above the bag conveying support plate 132, the bag dragging suction cup 127 releases the vacuum adsorption, then the packaging bag falls on the bag conveying support plate 132, the bag conveying suction cup 1311 on the bag conveying support plate 132 adsorbs the packaging bag, and then the bag dragging assembly 12 is reset to repeat the above steps to drag the bag.

[0047] As shown in Figure 1 , 4As shown in FIGS. 5 and 6, the bag opening device 2 further comprises a first bag opening mounting plate 23 configured to be movable along the second direction Y, and a driving structure such as a sliding block and a sliding rail is arranged below the first bag opening mounting plate 23 so that the first bag opening mounting plate 23 is movable along the second direction Y. The bag clamping assembly 21 is arranged on the first bag opening mounting plate 23, and the bag clamping assembly 21 comprises two groups of bag clamping portions 211 arranged side by side, and the two bag clamping portions 211 are configured to be movable towards or away from each other along the first direction X. Specifically, the first bag opening mounting plate 23 is provided with a bag clamping sliding rail 212 extending along the first direction X, and the bag clamping sliding rail 212 is provided with a bag clamping sliding block 213. Each of the bag clamping portions 211 is arranged on the bag clamping sliding block 213 in a one-to-one manner. The driving source drives the two bag clamping portions 211 to move towards or away from each other, and the driving source drives the bag clamping portions 211 in a one-to-one manner. The driving source can be various types of driving sources, such as a cylinder driving structure, a motor-driven belt linkage structure, a motor-driven screw structure, etc. In this embodiment, one bag clamping portion 211 is driven by a cylinder driving structure, and the other bag clamping portion 211 is driven by a motor-driven belt linkage structure.

[0048] As Figures 4 to 6As shown, the bag clamping part 211 comprises a bag clamping plate 2111, which is provided with a bag clamping rotating groove 21111 and a first bag clamping surface 21112 at one end close to the bag conveying assembly 13, the bag clamping swing arm 2112 is rotationally arranged on the bag clamping rotating groove 21111, the bag clamping swing arm 2112 comprises a first bag clamping arm 21121 and a second bag clamping arm 21122, and an angle is formed between the first bag clamping arm 21121 and the second bag clamping arm 21122. The rotation connecting position of the bag clamping rotating groove 21111 and the bag clamping swing arm 2112 is located between the first bag clamping arm 21121 and the second bag clamping arm 21122. The first bag clamping arm 21121 is provided with a bag clamping block 2113 at one end away from the second bag clamping arm 21122. The bag clamping block 2113 comprises a second bag clamping surface 21131. The bag clamping plate 2111 is further provided with a bag clamping driving part (not shown in the figure). The output end of the bag clamping driving part is provided with a bag clamping rotating head 2114, which rotationally connects one side of the second bag clamping arm 21122 away from the first bag clamping arm 21121. When the bag conveying assembly 13 conveys the packaging bag to the bag clamping assembly 21, the bag clamping assembly 21 approaches the bag conveying assembly 13 along the second direction Y. The bag clamping swing arm 2112 of the bag clamping plate 2111 is just moved to the bag clamping avoiding groove 1321 of the bag conveying supporting plate 132. The first bag clamping surface 21112 is just tightly attached to one side of the edge of the packaging bag. The bag clamping driving part drives the bag clamping swing arm 2112 to rotate, so that the bag clamping block 2113 rotates. The second bag clamping surface 21131 of the bag clamping block 2113 is tightly attached to the other side of the edge of the packaging bag. The first bag clamping surface 21112 and the second bag clamping surface 21131 jointly clamp the edge of the packaging bag, Figure 6 The states of the two bag clamping swing arms 2112 just correspond to the two states of clamping and non-clamping respectively. In this embodiment, the first bag clamping surface 21112 on the bag clamping plate 2111 cooperates with the second bag clamping surface 21131 of the bag clamping block 2113 rotationally connected to the bag clamping swing arm 2112 on the bag clamping plate 2111, and cooperates with the bag clamping avoiding groove 1321, to jointly realize conveying the packaging bag to the bag clamping assembly for clamping, as Figure 7 As shown, the bag clamping block 2113 and the packaging bag in the clamping state are shown in the structural schematic view. In this embodiment, an L-shaped clamping opening is formed between the bag clamping rotating groove and the first bag clamping surface. The bag clamping block can clamp the packaging bag in the clamping opening or not at all in the clamping opening by driving the bag clamping swing arm by the bag clamping driving part, which will not affect the whole bag clamping assembly to clamp the packaging bag along the second direction.

[0049] As Figure 4As shown, the bag opening auxiliary device 3 further comprises a bag opening auxiliary mounting plate 33, the bag opening suction disc assembly 31 comprises a first bag opening suction holder 311 and a second bag opening suction holder 312, the first bag opening suction holder 311 and the second bag opening suction holder 312 are slidingly arranged on the bag opening auxiliary mounting plate 33, the first bag opening suction holder 311 and the second bag opening suction holder 312 can approach or separate from each other along the second direction Y, the first bag opening suction holder 311 is provided with a first bag opening suction disc 3111, and the second bag opening suction holder 312 is provided with a second bag opening suction disc 3121; after the bag clamping assembly 21 clamps the edges on both sides of the packaging bag, the packaging bag is located between the first bag opening suction disc 3111 and the second bag opening suction disc 3121, the two bag clamping parts 211 approach each other to loosen the bag opening, and then the first bag opening suction disc 3111 and the second bag opening suction disc 3121 approach each other to suck the two sides of the opening of the packaging bag, and then separate to open the bag opening of the packaging bag. Specifically, the bag opening auxiliary mounting plate 33 is provided with a bag opening auxiliary sliding rail 313, two groups of bag opening auxiliary sliding blocks 314 are slidingly arranged on the bag opening auxiliary sliding rail 313, the first bag opening suction holder 311 and the second bag opening suction holder 312 are arranged on the bag opening auxiliary sliding blocks 314 one by one, and two driving sources are further arranged on the bag opening auxiliary mounting plate 33, which drive the two bag opening auxiliary sliding blocks 314 to approach or separate from each other one by one, so that the first bag opening suction disc 3111 and the second bag opening suction disc 3121 approach or separate from each other. After the two bag clamping parts 211 clamp the edges on both sides of the packaging bag respectively, the two bag clamping parts 211 approach each other, so that the packaging bag is not tightened, and the packaging bag cannot be opened after being tightened. After the bag opening of the packaging bag is loosened, the first bag opening suction disc 3111 and the second bag opening suction disc 3121 open the bag opening of the packaging bag.

[0050] As shown in the Figure 4 , the air blowing assembly 32 comprises an air blowing frame 321, the air blowing frame 321 is located between the first bag opening suction holder 311 and the second bag opening suction holder 312, the air blowing head 322 is arranged on the air blowing frame 321, the air blowing head 322 is located above the bag opening of the packaging bag, and the air blowing head 322 blows air into the packaging bag after the first bag opening suction disc 3111 and the second bag opening suction disc 3121 open the bag opening of the packaging bag. Specifically, after the first bag opening suction disc 3111 and the second bag opening suction disc 3121 open the bag opening, only the bag opening of the packaging bag is opened, and the inside of the packaging bag is not opened. By arranging the air blowing head 322, the air blowing head 322 is located above the bag opening of the packaging bag, blows air into the packaging bag, and the entire packaging bag is opened.

[0051] As shown in the Figure 4 and 5As shown, the bag supporting assembly 22 is arranged on the first bag opening mounting plate 23 and is configured to be movable along the third direction Z, the bag supporting assembly 22 comprises a bag supporting mounting plate 221 extending along the first direction X, two groups of bag supporting portions 222 are slidingly arranged on the bag supporting mounting plate 221 and are configured to be closer to or away from each other along the first direction X. Specifically, the first bag opening mounting plate 23 is provided with a second bag opening mounting plate 24, the second bag opening mounting plate 24 is provided with a first bag supporting sliding rail 223, the first bag supporting sliding rail 223 is provided with a first bag supporting sliding block 224, the bag supporting mounting plate 221 is connected to the first bag supporting sliding block 224, and the first bag opening mounting plate 23 is further provided with a driving source for driving the bag supporting mounting plate 221 to slide along the third direction Z on the first bag supporting sliding rail 223. The bag supporting mounting plate 221 is further provided with a second bag supporting sliding rail 2211, two groups of second bag supporting sliding blocks 2212 are slidingly arranged on the second bag supporting sliding rail 2211, and the two bag supporting portions 222 are slidingly arranged on the two second bag supporting sliding blocks 2212 in a one-to-one manner. Two driving sources are used to drive the two bag supporting portions 222 to be closer to or away from each other, and the two driving sources are used to drive the bag clamping portion 211 in a one-to-one manner. The driving sources can be various types of driving sources, such as a cylinder driving structure, a motor-driven belt linkage structure, a motor-driven lead screw structure, etc. In this embodiment, one bag supporting portion 222 is driven by a cylinder driving structure, and the other bag supporting portion 222 is driven by a motor-driven belt linkage structure.

[0052] As Figure 4 and 5As shown, the bag supporting part 222 comprises a first bag supporting frame 2221 and a second bag supporting frame 2222, one end of the second bag supporting frame 2222 is connected to the first bag supporting frame 2221, a first bag supporting connecting groove 22221 is formed on one side of the second bag supporting frame 2222 connected to the first bag supporting frame 2221, the position of the second bag supporting frame 2222 can be adjusted through the first bag supporting connecting groove 22221, and the other side of the second bag supporting frame 2222 is provided with a bag supporting plate 2223, the bag supporting plate 2223 is perpendicular to the width direction of the packaging bag, after the two bag supporting plates 2223 are clamped into the bag opening of the packaging bag, the bag opening of the packaging bag is expanded by separating the two bag supporting plates 2223 from each other. Specifically, after the packaging bag is opened by the bag opening suction disc assembly 31 and the air blowing assembly 32, the bag opening is still relatively small, when the mechanical hand puts the bundle wire into the packaging bag, the mechanical hand cannot smoothly enter the packaging bag, by arranging the bag supporting assembly 22, the bag supporting plate 2223 is inserted into the bag opening by moving downward along the third direction Z from the top plate of the packaging bag, since the bag supporting plate 2223 is perpendicular to the width direction of the packaging bag, the two bag supporting plates 2223 are separated from each other, the bag opening of the packaging bag is expanded by the width of the bag supporting plate 2223 itself, the bag opening of the packaging bag is expanded into a rectangular opening structure, after the bag opening of the packaging bag is expanded by the bag supporting plate 2223, the mechanical hand can smoothly extend into the bag opening of the packaging bag and smoothly put the material into the packaging bag.

[0053] As shown in the figure, Figure 1 The whole packaging bag opening and feeding mechanism further comprises a third bag opening mounting plate 4, the third bag opening mounting plate 4 is provided with a sliding rail and a sliding block structure, the first bag opening mounting plate 23 is arranged on the sliding block, after the bag supporting assembly 22 completes the bag supporting, the whole bag opening device 2 can be moved to perform the subsequent material feeding process or the bag opening heat sealing process.

[0054] It should be noted that the above is only the preferred embodiment of the present application and the technical principle applied. Those skilled in the art will understand that the present application is not limited to the specific embodiments described herein, and those skilled in the art can make various obvious changes, re-adjustments and substitutions without departing from the protection scope of the present application. Therefore, although the present application has been described in more detail through the above embodiments, the present application is not limited to the above embodiments, and more other equivalent embodiments can be included without departing from the concept of the present application, and the scope of the present application is determined by the scope of the appended claims.

Claims

1. A bag feeding and opening mechanism for a packaging bag, characterized by The application relates to a bag conveying device, which comprises a bag storage assembly, a bag conveying assembly and a bag dragging assembly, the bag storage assembly is used for storing a plurality of stacked packaging bags, the bag dragging assembly is used for conveying the packaging bags from the bag storage assembly to the bag conveying assembly, and the bag conveying assembly is configured to be rotatable. The application also relates to a bag opening device, which comprises a bag clamping assembly and a bag supporting assembly. The bag conveying assembly is located below the bag opening device, the bag conveying assembly conveys the packaging bags to the bag clamping assembly, the bag clamping assembly clamps the two side edges of the bag opening of the packaging bag, the bag opening of the packaging bag is opened by the bag opening suction disc assembly sucking the two surfaces of the packaging bag, the bag opening is inflated by the blowing assembly during the opening process, and the bag supporting assembly extends into the bag opening of the packaging bag to support the bag opening. The bag conveying device further comprises a bag conveying mounting plate, the bag conveying assembly is arranged on the bag conveying mounting plate, the bag conveying assembly comprises a bag conveying mounting frame and a bag conveying supporting plate, the bag conveying mounting frame is connected below the bag conveying mounting plate, a bag conveying driving motor is arranged on the bag conveying mounting frame, a bag conveying linkage plate is arranged at the output end of the bag conveying driving motor, gear teeth are arranged on the bag conveying linkage plate, a bag conveying rotating fixing frame is arranged on one side of the bag conveying driving motor close to the output end, a bag conveying rotating frame is rotatably arranged on the bag conveying rotating fixing frame, a bag conveying rotating shaft is arranged on the bag conveying rotating frame, a bag conveying rotating gear is arranged on the bag conveying rotating shaft, the bag conveying rotating gear is in gear engagement with the gear teeth of the bag conveying linkage plate, a bag conveying sliding block is further connected to the top of the bag conveying rotating frame, a bag conveying sliding rail is arranged at the bottom of the bag conveying supporting plate, the bag conveying sliding block is slidably arranged on the bag conveying sliding rail, a bag conveying suction disc is arranged on the bag conveying supporting plate, two oppositely arranged bag clamping avoiding grooves are arranged on the bag conveying supporting plate, and a bag conveying driving cylinder is further arranged on the bag conveying rotating frame. The bag storage assembly comprises a bag storage frame, and the bag storage frame is arranged above the bag conveying mounting plate.

2. The bag feeding and opening mechanism according to claim 1, wherein The bag dragging assembly comprises a bag dragging mounting frame, a bag dragging sliding rail is arranged on the bag dragging mounting frame, the bag dragging sliding rail extends along a second direction, a first bag dragging driving part is arranged on the bag dragging mounting frame, a bag dragging sliding block is slidably arranged on the bag dragging sliding rail, the output end of the first bag dragging driving part is connected to the bag dragging sliding block, a bag dragging fixing frame is arranged on the bag dragging sliding block, a second bag dragging driving part is arranged on the bag dragging fixing frame, and a bag dragging suction disc is arranged at the output end of the second bag dragging driving part.

3. A bag feeding and opening mechanism according to claim 2, wherein The bag opening device further comprises a first bag opening mounting plate, the first bag opening mounting plate is configured to be movable along a second direction, the bag clamping assembly is arranged on the first bag opening mounting plate, the bag clamping assembly comprises two groups of side-by-side arranged bag clamping parts, and the two bag clamping parts are configured to be capable of moving close to or away from each other along a first direction.

4. The bag feeding and opening mechanism according to claim 3, wherein ​ 5. The bag feeding and opening mechanism according to claim 2, wherein ​ 6. A bag feeding and opening mechanism according to claim 5, wherein The bag clamping part includes a bag clamping plate. The bag clamping plate is provided with a bag clamping rotation groove and a first bag clamping surface at one end near the bag feeding assembly. A bag clamping swing arm is rotatably disposed on the bag clamping rotation groove. The bag clamping swing arm includes a first bag clamping arm and a second bag clamping arm. The first bag clamping arm and the second bag clamping arm form an angle, that is, the rotational connection position between the bag clamping rotation groove and the bag clamping swing arm is located between the first bag clamping arm and the second bag clamping arm. A bag clamping block is provided at the end of the first bag clamping arm away from the second bag clamping arm. The bag clamping block includes a second bag clamping surface. A bag clamping drive part is also provided on the bag clamping plate. A bag clamping rotor is provided at the output end of the bag clamping drive part. The bag clamping rotor is rotatably connected to the side of the second bag clamping arm away from the first bag clamping arm. When the bag feeding assembly delivers the packaging bag to the bag clamping assembly, the bag clamping assembly moves closer to the bag feeding assembly in the second direction. The bag clamping swing arm of the bag clamping plate moves exactly to the bag clamping clearance groove of the bag feeding tray. The first bag clamping surface is exactly in close contact with the edge of the packaging bag. The bag clamping drive unit drives the bag clamping swing arm to rotate, causing the bag clamping block to rotate. The second bag clamping surface of the bag clamping block is in close contact with the other edge of the packaging bag. The first bag clamping surface and the second bag clamping surface together clamp the edge of the packaging bag.

7. A bag feeding and opening mechanism according to claim 6, wherein The bag opening auxiliary device further includes a bag opening auxiliary mounting plate, and the bag opening suction cup assembly includes a first bag opening suction frame and a second bag opening suction frame. The first bag opening suction frame and the second bag opening suction frame are slidably disposed on the bag opening auxiliary mounting plate. The first bag opening suction frame and the second bag opening suction frame can approach or separate from each other along a second direction. The first bag opening suction frame is provided with a first bag opening suction cup, and the second bag opening suction frame is provided with a second bag opening suction cup. After the bag clamping assembly clamps the edges of both sides of the packaging bag, the packaging bag is positioned between the first and second opening suction cups. The two clamping parts move closer to each other, causing the bag opening to be released. The first and second opening suction cups first move closer to each other and respectively suck on the two sides of the opening of the packaging bag, and then separate to open the bag opening.

8. The bag feeding and opening mechanism according to claim 7, wherein The air blowing assembly includes an air blowing frame located between the first bag opening suction cup and the second bag opening suction cup. An air blowing head is provided on the air blowing frame and is located above the bag opening of the packaging bag. After the first bag opening suction cup and the second bag opening suction cup open the bag opening, the air blowing head blows air into the packaging bag.

9. A bag feeding and opening mechanism according to claim 8, wherein The bag-supporting assembly is disposed on the first bag-opening mounting plate and configured to move along a third direction. The bag-supporting assembly includes a bag-supporting mounting plate that extends along a first direction. Two sets of bag-supporting parts are slidably disposed on the bag-supporting mounting plate and are configured to move closer to or separate from each other along the first direction.

10. The bag feeding and opening mechanism according to claim 9, wherein The bag support part includes a first bag support frame and a second bag support frame. One end of the second bag support frame is connected to the first bag support frame. A first bag support connecting groove is opened on the side of the second bag support frame connected to the first bag support frame. A bag support plate is provided on the other side of the second bag support frame. After the two bag support plates are inserted into the bag opening of the packaging bag, the two bag support plates separate from each other, so that the bag opening of the packaging bag is opened.

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