Packaging bag turnover device for two-dimensional code scanning of packaging bag

Abstract

The invention relates to the technical field of turnover devices, and discloses a packaging bag turnover device for packaging bag two-dimensional code scanning, the packaging bag turnover device comprises two supporting plates, two groups of conveying mechanisms are arranged between the two supporting plates, and the two groups of conveying mechanisms are symmetrically arranged at the two ends of the two supporting plates. The overturning box overturns to drive the bulldozing rods to overturn, the bulldozing rods drive the guide columns to slide along the inner walls of the guide grooves, the two bulldozing rods are made to move away from each other, and due to the fact that the bulldozing rods abut against the lower surface of the instant noodle packaging bag, the lower surface of the instant noodle packaging bag can be bulldozed from the middle to the two sides through the device. And the lower surface of the instant noodle packaging bag can be unfolded, so that the influence on scanning of the two-dimensional code scanner due to wrinkles and distortion is avoided, and the accuracy of two-dimensional code scanning of the instant noodle packaging bag is ensured.

Description

Technical Field

[0001] The present invention relates to the technical field of flipping devices, and in particular to a packaging bag flipping device used for scanning a two-dimensional code of the packaging bag. Background Art

[0002] The QR code on the instant noodle packaging bag is on the back of the packaging bag on the production line, close to the production line, and the code reader cannot read it. Through this patented mechanism, the instant noodles can be turned 180 degrees on the production line, so that the QR code information can be scanned by the code reader and subsequent traceability management can be carried out.

[0003] When the existing flipping equipment is in use, the instant noodle packaging bag is sucked up by the suction cup, and then rotated 180 degrees before being scanned by the QR code scanner. Since the instant noodle packaging bag is relatively soft, the surface of the bag will be wrinkled and twisted after being sucked up by the suction cup, resulting in the QR code being unable to be correctly read when the QR code scanner is scanning, and the code needs to be scanned again later, affecting the production efficiency of instant noodles. Summary of the invention

[0004] The purpose of the present invention is to solve the shortcomings of the prior art and to propose a packaging bag turning device for scanning a two-dimensional code of the packaging bag.

[0005] In order to achieve the above object, the present invention adopts the following technical solutions: A packaging bag flipping device for scanning a two-dimensional code on a packaging bag comprises two support plates, two groups of conveying mechanisms are arranged between the two support plates, the two groups of conveying mechanisms are symmetrically arranged at the two ends of the two support plates, a flipping mechanism is arranged between the two support plates, and the flipping mechanism is arranged between the two groups of conveying mechanisms, the flipping mechanism comprises two fixing sleeves symmetrically and rotatably mounted on the outer surfaces of adjacent one sides of the two support plates, a flipping box is fixedly mounted between the two fixing sleeves, one end of the fixing sleeve passes through the inner wall of the flipping box and is connected with the interior thereof, two groups of vertical grooves are symmetrically opened in groups of two on the outer surfaces of opposite sides of the flipping box, two clamping rods are symmetrically and rotatably mounted on the inner walls of a group of two vertical grooves, a group of transverse grooves are symmetrically opened in groups of two on the outer surfaces of opposite sides of the flipping box, and two push-flattening rods are symmetrically and slidably mounted on the inner walls of a group of two transverse grooves.

[0006] As a further solution of the present invention, a transmission shaft is rotatably installed between the inner walls at the opposite ends of the flip box, two L-shaped mounting plates are symmetrically fixedly installed on the outer surfaces of the opposite sides of the two support plates, two ends of the transmission shaft respectively pass through the outer surfaces of the two support plates and are fixedly installed on the two L-shaped mounting plates, and two rotating wheels are symmetrically fixedly installed on the circumferential outer surface of the transmission shaft.

[0007] As a further solution of the present invention, two guide grooves are symmetrically provided on the circumferential outer surfaces of the two rotating wheels, and the ends of the two push rods close to the transmission shaft pass through the transverse grooves and are fixedly installed with guide pillars. The two guide pillars are respectively slidably installed on the inner walls of the two guide grooves, and the center lines of the guide pillars and the center line of the transmission shaft are arranged in the same plane.

[0008] As a further solution of the present invention, the two clamping rods are fixedly installed with connecting rods at one end close to the transmission shaft, the two adjacent connecting rods are cross-arranged with each other, the outer surfaces of the connecting rods are penetrated with sliding grooves, the bottom wall of the flip box is fixedly installed with multiple support blocks, the outer surfaces of the multiple support blocks are slidably inserted with square sliding rods, the side of the square sliding rod close to one end of the clamping rod is fixedly installed with a sliding column, the sliding column penetrates two adjacent sliding grooves and is slidably installed with the inner walls.

[0009] As a further solution of the present invention, two turntables are symmetrically fixedly installed on the circumferential outer surface of the transmission shaft, and a driving groove is opened on the outer surface of one side of the two turntables. A driving column is fixedly installed on the side of the square slide bar close to one end of the transmission shaft. The driving column is slidably installed on the inner wall of the driving groove, and the center line of the square slide bar, turntable and driving column is arranged in the same plane as the center line of the transmission shaft.

[0010] As a further scheme of the present invention, one end of one of the fixed sleeves passes through the outer surface of the support plate and is fixedly installed with a driven gear, the support plate is rotatably installed with an incomplete gear on the outer surface close to the driven gear, the incomplete gear is meshed with the driven gear, a third pulley is fixedly installed on the outer surface of the rotation center of the incomplete gear, a driving dial is rotatably installed on the outer surface of the support plate close to one side of the incomplete gear, a driven groove wheel is rotatably installed on the outer surface of the support plate close to one side of the incomplete gear, the driven groove wheel is meshed with the driving dial, a second pulley is fixedly installed on the outer surface of the rotation center of the driving dial, and a third belt is provided on the outer surface of the third pulley and the second pulley.

[0011] The transmission mechanism of the present invention is a kind of transmission mechanism, and its first transmission mechanism is the transmission mechanism of two transmission wheels, and its second transmission mechanism is the transmission mechanism of two transmission wheels, and its second transmission mechanism is the transmission mechanism of two transmission wheels.

[0012] As a further solution of the present invention, one end of the conveying roller close to the flip box passes through the outer surface of the support plate and is fixedly installed at the rotation center of the driven groove wheel, and the outer surface of the rotation center of the driven groove wheel is fixedly installed with the same first pulley, and one end of the conveying roller of another group of the conveying mechanism passes through the outer surface of the support plate and is fixedly installed with the same first pulley, and the outer surfaces of the two first pulleys are sleeved with a second belt, and the outer surface of the support plate close to the driven groove wheel is fixedly installed with a shell, and the outer surface of one side of the shell is fixedly installed with a servo motor, and the output end of the servo motor passes through the outer surface of the shell and is fixedly installed with the rotation center of the second pulley, and a QR code scanner is fixedly installed on the top of the two support plates, and the QR code scanner is arranged above the clamping rod.

[0013] As a further solution of the present invention, a clamping groove matching the transverse groove is provided on the outer surface of the push rod, and the clamping groove is slidably mounted on the inner wall of the transverse groove.

[0014] Compared with the prior art, the present invention has the following beneficial effects: 1. The flipping box flips to drive the flattening rod to flip, and the flattening rod drives the guide column to slide along the inner wall of the guide groove, so that the two flattening rods move away from each other. Since the flattening rods are against the lower surface of the instant noodle packaging bag, the lower surface of the instant noodle packaging bag can be flattened from the middle to both sides through this device, so that the lower surface of the instant noodle packaging bag can be unfolded, avoiding wrinkles and distortions that affect the scanning of the QR code scanner, and ensuring the accuracy of the QR code scanning of the instant noodle packaging bag; 2. When the square slide bar flips 180 degrees, the square slide bar drives the driving column to slide along the driving groove, so that the square slide bar moves close to the transmission shaft. At this time, the square slide bar will drive the sliding column to move, and the sliding column drives the two clamping rods to rotate close to each other through the sliding groove and the connecting rod. The instant noodle packaging bag is firmly clamped between the two clamping rods through this device to prevent the large centrifugal force from throwing the instant noodle packaging bag out during flipping, affecting the subsequent code scanning. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the overall structure of a packaging bag flipping device for scanning a two-dimensional code on a packaging bag proposed by the present invention; Figure 2 This is a rear structural schematic diagram of a packaging bag flipping device for scanning a two-dimensional code on a packaging bag proposed by the present invention; Figure 3 This is a schematic diagram of a top view of a packaging bag flipping device for scanning a two-dimensional code on a packaging bag proposed by the present invention; Figure 4 A schematic diagram of a conveying roller of a packaging bag turning device for scanning a two-dimensional code of a packaging bag proposed by the present invention; Figure 5 A schematic diagram of a flip box of a packaging bag flipping device for scanning a two-dimensional code of a packaging bag proposed by the present invention; Figure 6 This is a schematic diagram of the interior of a flip box of a packaging bag flipping device for scanning a packaging bag two-dimensional code proposed by the present invention; Figure 7 A schematic diagram of a clamping rod of a packaging bag flipping device for scanning a two-dimensional code of a packaging bag proposed by the present invention; Figure 8 A schematic diagram of a flattening rod of a packaging bag flipping device for scanning a two-dimensional code of a packaging bag proposed by the present invention; Fig. 9 A schematic diagram of a square slide bar of a packaging bag flipping device for scanning a two-dimensional code of a packaging bag proposed by the present invention; Fig.10 A schematic diagram of a guide post of a packaging bag turning device for scanning a two-dimensional code of a packaging bag proposed by the present invention; Fig.11 A schematic diagram of a broken gear of a packaging bag flipping device for scanning a two-dimensional code of a packaging bag proposed by the present invention; Fig.12 This is a schematic diagram of the unfolding of the rotating wheel of a packaging bag turning device for scanning a two-dimensional code of a packaging bag proposed by the present invention; Fig.13 A schematic diagram of a turntable of a packaging bag turning device for scanning a two-dimensional code on a packaging bag proposed by the present invention.

[0016] In the figure: 1, support plate; 2, conveyor belt; 3, conveyor roller; 4, QR code scanner; 5, housing; 6, servo motor; 7, first pulley; 8, first belt; 801, second belt; 9, receiving plate; 10, support plate; 11, rotating shaft; 12, transfer conveyor wheel; 13, transfer conveyor belt; 14, slide groove; 15, driven groove wheel; 16, driving dial; 17, second pulley; 18, third belt; 19 , the third pulley; 20, the incomplete gear; 21, the driven gear; 22, the L-shaped mounting plate; 23, the tipping box; 24, the clamping rod; 25, the push rod; 26, the fixing sleeve; 27, the transmission shaft; 28, the vertical groove; 29, the horizontal groove; 30, the connecting rod; 31, the guide column; 32, the rotating wheel; 33, the guide groove; 34, the turntable; 35, the driving groove; 36, the supporting block; 37, the square sliding rod; 38, the sliding column; 39, the driving column. DETAILED DESCRIPTION

[0017] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further explained below in conjunction with specific implementation methods.

[0018] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0019] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0020] Reference Figure 1-Figure 13, a packaging bag flipping device for scanning a two-dimensional code of a packaging bag, comprising two support plates 1, two groups of conveying mechanisms are arranged between the two support plates 1, the two groups of conveying mechanisms are symmetrically arranged at the two ends of the two support plates 1, a flipping mechanism is arranged between the two support plates 1, and the flipping mechanism is arranged between the two groups of conveying mechanisms, the flipping mechanism comprises two fixed sleeves 26 symmetrically and rotatably mounted on the outer surfaces of adjacent sides of the two support plates 1, a flipping box 23 is fixedly mounted between the two fixed sleeves 26, one end of the fixed sleeve 26 penetrates the inner wall of the flipping box 23 and is connected with the interior thereof, two groups of vertical grooves 28 are symmetrically opened in a group on the outer surfaces of the opposite sides of the flipping box 23, two groups of vertical grooves 28 are symmetrically opened in a group on the inner wall of a group of two vertical grooves 28, two clamping rods 24 are symmetrically and rotatably mounted in a group on the inner wall of a group of two vertical grooves 28, a group of transverse grooves 29 are symmetrically opened in a group on the outer surfaces of the opposite sides of the flipping box 23, and the inner wall of a group of two transverse grooves 29 is symmetrically opened in a group on the outer surfaces of the opposite sides of the flipping box 23. Two push rods 25 are symmetrically and slidably installed on the walls, a transmission shaft 27 is rotatably installed between the inner walls at the opposite ends of the flip box 23, two L-shaped mounting plates 22 are symmetrically and fixedly installed on the outer surfaces of the opposite sides of the two support plates 1, and the two ends of the transmission shaft 27 respectively penetrate the outer surfaces of the two support plates 1 and are fixedly installed with the two L-shaped mounting plates 22, and two rotating wheels 32 are symmetrically and fixedly installed on the circumferential outer surface of the transmission shaft 27, and the circumferential outer surfaces of the two rotating wheels 32 are symmetrically provided with two guide grooves 33, and one end of the two push rods 25 close to the transmission shaft 27 penetrates the transverse groove 29 and is fixedly installed with guide columns 31, and the two guide columns 31 are respectively slidably installed on the inner walls of the two guide grooves 33, and the center line of the guide column 31 and the center line of the transmission shaft 27 are arranged in the same plane, and the outer surface of the push rod 25 is provided with a card groove matching the transverse groove 29, and the card groove is slidably installed with the inner wall of the transverse groove 29.

[0021] The flipping of the flip box 23 drives the flattening rod 25 to flip, and the flattening rod 25 drives the guide column 31 to slide along the inner wall of the guide groove 33, so that the two flattening rods 25 move away from each other. Since the flattening rod 25 is against the lower surface of the instant noodle packaging bag, the lower surface of the instant noodle packaging bag can be flattened from the middle to both sides through this device, so that the lower surface of the instant noodle packaging bag can be unfolded, avoiding its wrinkles and distortion affecting the scanning of the two-dimensional code scanner 4, thereby ensuring the accuracy of the two-dimensional code scanning of the instant noodle packaging bag; the driven groove wheel 15 drives another set of transmission mechanisms to move through the first pulley 7 and the second belt 801, so as to facilitate the transportation of the instant noodles after the code is scanned. Through the intermittent rotation cooperation of the driven groove wheel 15, the active dial 16 and the incomplete gear 20 and the driven gear 21, the instant noodle packaging bag can be continuously scanned with a two-dimensional code.

[0022] In this embodiment, the two clamping rods 24 are fixedly installed with connecting rods 30 at one end close to the transmission shaft 27, and the two adjacent connecting rods 30 are cross-arranged. The outer surface of the connecting rod 30 is penetrated with a slide groove 14, and the bottom wall of the flip box 23 is fixedly installed with a plurality of support blocks 36. The outer surfaces of the plurality of support blocks 36 are slidably inserted with square slide bars 37. The side surface of the square slide bar 37 close to one end of the clamping rod 24 is fixedly installed with a slide column 38. The slide column 38 penetrates two adjacent slide grooves 14 and is slidably installed with the inner wall thereof. Two turntables 34 are symmetrically fixedly installed on the circumferential outer surface of the transmission shaft 27. A driving groove 35 is opened on the outer surface of one side of the two turntables 34. A driving column 39 is fixedly installed on the side surface of the square slide bar 37 close to one end of the transmission shaft 27. The driving column 39 is slidably installed with the inner wall of the driving groove 35. The square slide bar 37, the turntable 3 4 and the center line of the driving column 39 are arranged in the same plane as the center line of the transmission shaft 27, one end of a fixed sleeve 26 passes through the outer surface of the support plate 1 and is fixedly installed with a driven gear 21, the outer surface of the support plate 1 close to the driven gear 21 is rotatably installed with an incomplete gear 20, the incomplete gear 20 is meshed with the driven gear 21, and the outer surface of the rotation center of the incomplete gear 20 is fixedly installed with a third pulley 19, the outer surface of the support plate 1 close to the incomplete gear 20 is rotatably installed with a driving dial 16, the outer surface of the support plate 1 close to the incomplete gear 20 is rotatably installed with a driven groove wheel 15, the driven groove wheel 15 is meshed with the driving dial 16, the outer surface of the rotation center of the driving dial 16 is fixedly installed with a second pulley 17, and the outer surfaces of the third pulley 19 and the second pulley 17 are sleeved with a third belt 18.

[0023] The servo motor 6 drives the second pulley 17 to rotate, the second pulley 17 drives the third pulley 19 to rotate through the third belt 18, the third pulley 19 drives the broken gear 20 to rotate, the broken gear 20 drives the driven gear 21 to rotate intermittently, the driven gear 21 drives the flip box 23 to rotate 180 degrees intermittently through the fixed sleeve 26, and the flip box 23 of the device flips the instant noodle packaging bag between the clamping rod 24 by 180 degrees, which is convenient for the subsequent two-dimensional code scanning; because the transmission shaft 27 is fixed, when the flip box When the bag 23 is flipped 180 degrees, the square slide bar 37 will be driven to flip 180 degrees, and the square slide bar 37 will drive the driving column 39 to slide along the driving groove 35, so that the square slide bar 37 moves close to the transmission shaft 27. At this time, the square slide bar 37 will drive the slide column 38 to move, and the slide column 38 will drive the two clamping rods 24 to rotate close to each other through the slide groove 14 and the connecting rod 30. The instant noodle packaging bag is firmly clamped between the two clamping rods 24 through this device to prevent the instant noodle packaging bag from being thrown out by the large centrifugal force during flipping, which will affect the subsequent scanning of the code.

[0024] In this embodiment, a group of conveying mechanisms includes two conveying rollers 3 symmetrically rotatably installed between two support plates 1, the outer surfaces of the two conveying rollers 3 are sleeved with a conveyor belt 2, a mounting plate is fixedly installed between the two support plates 1, and a plurality of groups of support plates 10 are fixedly installed on the outer surface of the mounting plate in groups of two, and the outer surfaces of adjacent sides of a group of two support plates 10 are rotatably installed with two transfer conveying wheels 12, and the outer surfaces of the two transfer conveying wheels 12 are sleeved with a transfer conveyor belt 13, and the transfer conveyor belt 13 is arranged between two groups of clamping rods 24, and two rotating shafts 11 are rotatably installed between the two support plates 1, and the rotating shaft 11 passes through the transfer conveying wheel 12 away from the flip box 23 and is fixedly installed therewith, and one end of the rotating shaft 11 away from the broken gear 20 passes through the outer surface of the support plate 1 and is fixedly installed with a first pulley 7, and one end of the conveying roller 3 away from the broken gear 20 passes through the outer surface of the support plate 1 and is fixedly installed with the same first pulley 7, and the two first pulleys 7 The outer surface is sleeved with a first belt 8, and two receiving plates 9 are fixedly installed on the outer surface of the mounting plate, and the receiving plate 9 is arranged between a group of two support plates 10. One end of the conveying roller 3 close to the flip box 23 passes through the outer surface of the support plate 1 and is fixedly installed at the rotation center of the driven groove wheel 15. The outer surface of the rotation center of the driven groove wheel 15 is fixedly installed with the same first pulley 7, and one end of the conveying roller 3 of the other group of conveying mechanisms passes through the outer surface of the support plate 1 and is fixedly installed with the same first pulley 7. The outer surfaces of the two first pulleys 7 are sleeved with a second belt 801. A shell 5 is fixedly installed on the outer surface of the support plate 1 close to the driven groove wheel 15, and a servo motor 6 is fixedly installed on the outer surface of one side of the shell 5. The output end of the servo motor 6 passes through the outer surface of the shell 5 and is fixedly installed at the rotation center of the second pulley 17. A QR code scanner 4 is fixedly installed on the top of the two support plates 1, and the QR code scanner 4 is arranged above the clamping rod 24.

[0025] When in use, the active dial 16 is driven to rotate by the servo motor 6, and the active dial 16 drives the driven groove wheel 15 to rotate intermittently, and the driven groove wheel 15 drives a conveying roller 3 in one of the groups to rotate intermittently, and the conveying roller 3 drives the conveyor belt 2 to rotate intermittently, and the conveyor belt 2 drives the packaging bag with instant noodles on its upper surface to move intermittently to the upper surface of the receiving plate 9, and the conveying roller 3 drives the rotating shaft 11 to rotate intermittently through the first pulley 7 and the first belt 8, so that the rotating shaft 11 drives the transfer transmission wheel 12 to rotate intermittently, and the transfer transmission wheel 12 drives the transfer conveyor belt 13 to rotate intermittently, and the packaging bag with instant noodles on the upper surface of the receiving plate 9 is transported to between the two clamping rods 24 through the transfer conveyor belt 13. At this time, the two push-flattening rods 25 are located below the instant noodle packaging bag, and their outer surfaces are against the lower surface of the instant noodle packaging bag.

[0026] In this embodiment, a semi-circular disk is provided on the outer surface of one side of the incomplete gear 20, and a plurality of arc grooves are provided on the outer surface of one side of the driven gear 21. The arc grooves are matched with the semi-circular disk. When the teeth of the incomplete gear 20 are not engaged with the teeth of the driven gear 21, the semi-circular disk will slide into the interior of the arc groove. This arrangement ensures that when the incomplete gear 20 is not engaged with the driven gear 21, the driven gear 21 will not shake.

[0027] It should be noted that when the present invention is in use, the servo motor 6 drives the active dial 16 to rotate, the active dial 16 drives the driven groove wheel 15 to rotate intermittently, the driven groove wheel 15 drives one of the transmission rollers 3 in one group to rotate intermittently, the transmission roller 3 drives the conveyor belt 2 to rotate intermittently, and the conveyor belt 2 drives the packaging bag with instant noodles on its upper surface to move intermittently to the upper surface of the receiving plate 9, the transmission roller 3 drives the rotating shaft 11 to rotate intermittently through the first pulley 7 and the first belt 8, so that the rotating shaft 11 drives the transfer transmission wheel 12 to rotate intermittently, and the transfer transmission wheel 12 drives the transfer conveyor belt 13 to rotate intermittently, and the packaging bag with instant noodles on the upper surface of the receiving plate 9 is transferred to the upper surface of the receiving plate 9 through the transfer conveyor belt 13. The bag is transported between the two clamping rods 24. At this time, the two push-flattening rods 25 are located below the instant noodle packaging bag, and their outer surfaces are against the lower surface of the instant noodle packaging bag. The second pulley 17 is driven to rotate by the servo motor 6. The second pulley 17 drives the third pulley 19 to rotate through the third belt 18. The third pulley 19 drives the incomplete gear 20 to rotate. The incomplete gear 20 drives the driven gear 21 to rotate intermittently. The driven gear 21 drives the flip box 23 to rotate 180 degrees intermittently through the fixed sleeve 26. Through this device, the flip box 23 flips the instant noodle packaging bag between the clamping rods 24 by 180 degrees, which is convenient for subsequent two-dimensional code scanning. Since the transmission shaft 27 is fixed When the flip box 23 flips 180 degrees, it will drive the square slide bar 37 to flip 180 degrees, and the square slide bar 37 drives the driving column 39 to slide along the driving groove 35, so that the square slide bar 37 moves close to the transmission shaft 27. At this time, the square slide bar 37 will drive the slide column 38 to move, and the slide column 38 drives the two clamping rods 24 to rotate close through the slide groove 14 and the connecting rod 30. Through this device, the instant noodle packaging bag is firmly clamped between the two clamping rods 24 to avoid the large centrifugal force during flipping that will cause the instant noodle packaging bag to be thrown out and affect the subsequent code scanning; at the same time, the flipping of the flip box 23 drives the flattening rod 25 to flip, and the flattening rod 25 drives the guide column 31 to slide along the inner wall of the guide groove 33. The two flattening rods 25 are moved away from each other. Since the flattening rods 25 are against the lower surface of the instant noodle packaging bag, the device can flatten the lower surface of the instant noodle packaging bag from the middle to both sides, so that the lower surface of the instant noodle packaging bag can be unfolded, avoiding its wrinkles and distortion affecting the scanning of the two-dimensional code scanner 4, thereby ensuring the accuracy of the two-dimensional code scanning of the instant noodle packaging bag; the driven groove wheel 15 drives another set of transmission mechanisms to move through the first pulley 7 and the second belt 801, so as to facilitate the transportation of the instant noodles after the code is scanned. Through the intermittent rotation cooperation of the driven groove wheel 15, the active dial 16 and the incomplete gear 20 and the driven gear 21, the instant noodle packaging bag can be continuously scanned with a two-dimensional code.

[0028] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments. The above embodiments and descriptions are only for explaining the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, which fall within the scope of the present invention to be protected. The scope of protection of the present invention is defined by the attached claims and their equivalents.

Claims

1. A packaging bag turning device for scanning a two-dimensional code on a packaging bag, comprising two support plates (1), characterized in that: Two groups of conveying mechanisms are arranged between the two support plates (1), and the two groups of conveying mechanisms are symmetrically arranged at the two ends of the two support plates (1). A flipping mechanism is arranged between the two support plates (1), and the flipping mechanism is arranged between the two groups of conveying mechanisms. The flipping mechanism comprises two fixed sleeves (26) symmetrically and rotatably mounted on the outer surfaces of adjacent sides of the two support plates (1). A flipping box (23) is fixedly mounted between the two fixed sleeves (26), and one end of the fixed sleeve (26) passes through the inner wall of the flipping box (23) and is connected with the interior thereof. The outer surfaces of the opposite sides of the flipping box (23) are symmetrically provided with two groups of vertical grooves (28) in a group, and the inner walls of a group of two vertical grooves (28) are symmetrically and rotatably mounted with two clamping rods (24). The outer surfaces of the opposite sides of the flipping box (23) are symmetrically provided with a group of horizontal grooves (29) in a group, and the inner walls of a group of two horizontal grooves (29) are symmetrically and slidably mounted with two push rods (25).

2. A packaging bag turning device for scanning a two-dimensional code on a packaging bag according to claim 1, characterized in that: A transmission shaft (27) is rotatably mounted between inner walls at opposite ends of the turning box (23); two L-shaped mounting plates (22) are symmetrically fixedly mounted on outer surfaces of opposite sides of the two support plates (1); two ends of the transmission shaft (27) respectively penetrate the outer surfaces of the two support plates (1) and are fixedly mounted on the two L-shaped mounting plates (22); and two rotating wheels (32) are symmetrically fixedly mounted on the circumferential outer surface of the transmission shaft (27).

3. The packaging bag turning device for scanning a two-dimensional code of a packaging bag according to claim 2, characterized in that: Two guide grooves (33) are symmetrically formed on the circumferential outer surfaces of the two rotating wheels (32); one end of the two push rods (25) close to the transmission shaft (27) passes through the transverse groove (29) and is fixedly mounted with a guide column (31); the two guide columns (31) are slidably mounted on the inner walls of the two guide grooves (33) respectively, and the center line of the guide column (31) and the center line of the transmission shaft (27) are arranged in the same plane.

4. The packaging bag turning device for packaging bag two-dimensional code scanning according to claim 2, characterized in that: A connecting rod (30) is fixedly installed at one end of the two clamping rods (24) close to the transmission shaft (27), and the two adjacent connecting rods (30) are arranged crosswise with each other. The outer surface of the connecting rod (30) is penetrated by a sliding groove (14), and the bottom wall of the flip box (23) is fixedly installed with a plurality of support blocks (36), and the outer surfaces of the plurality of support blocks (36) are slidably inserted with square sliding rods (37), and the side surface of the square sliding rod (37) close to one end of the clamping rod (24) is fixedly installed with a sliding column (38), and the sliding column (38) penetrates two adjacent sliding grooves (14) and is slidably installed with the inner wall thereof.

5. The packaging bag turning device for packaging bag two-dimensional code scanning according to claim 4, characterized in that: Two rotating disks (34) are symmetrically fixedly mounted on the circumferential outer surface of the transmission shaft (27); a driving groove (35) is provided on the outer surface of one side of the two rotating disks (34); a driving column (39) is fixedly mounted on the side of the square slide bar (37) close to one end of the transmission shaft (27); the driving column (39) is slidably mounted on the inner wall of the driving groove (35); and the center lines of the square slide bar (37), the rotating disk (34) and the driving column (39) are arranged in the same plane as the center line of the transmission shaft (27).

6. The packaging bag turning device for packaging bag two-dimensional code scanning according to claim 5, characterized in that: One end of one of the fixed sleeves (26) passes through the outer surface of the support plate (1) and is fixedly mounted with a driven gear (21); a defective gear (20) is rotatably mounted on the outer surface of the support plate (1) close to the driven gear (21); the defective gear (20) meshes with the driven gear (21); a third pulley (19) is fixedly mounted on the outer surface of the rotation center of the defective gear (20); a driving dial (16) is rotatably mounted on the outer surface of the support plate (1) close to the defective gear (20); a driven grooved wheel (15) is rotatably mounted on the outer surface of the support plate (1) close to the defective gear (20); the driven grooved wheel (15) meshes with the driving dial (16); a second pulley (17) is fixedly mounted on the outer surface of the rotation center of the driving dial (16); and a third belt (18) is sleeved on the outer surfaces of the third pulley (19) and the second pulley (17).

7. The packaging bag turning device for packaging bag two-dimensional code scanning according to claim 6, characterized in that: A group of the conveying mechanisms comprises two conveying rollers (3) symmetrically rotatably mounted between two support plates (1), the outer surfaces of the two conveying rollers (3) are sleeved with a conveyor belt (2), a mounting plate is fixedly mounted between the two support plates (1), a plurality of groups of support plates (10) are fixedly mounted on the outer surface of the mounting plate in pairs, two transfer conveying wheels (12) are rotatably mounted on the outer surfaces of adjacent sides of two support plates (10) in a group, the outer surfaces of the two transfer conveying wheels (12) are sleeved with a transfer conveyor belt (13), the transfer conveyor belt (13) is arranged between two groups of clamping rods (24), and the transfer between the two support plates (1) is fixedly mounted with a plurality of support plates (10) in pairs. Two rotating shafts (11) are dynamically installed, and the rotating shaft (11) passes through the transfer transmission wheel (12) away from the turning box (23) and is fixedly installed thereon; one end of the rotating shaft (11) away from the broken gear (20) passes through the outer surface of the support plate (1) and is fixedly installed with a first pulley (7); one end of the transmission roller (3) away from the broken gear (20) passes through the outer surface of the support plate (1) and is fixedly installed with the same first pulley (7); the outer surfaces of the two first pulleys (7) are sleeved with a first belt (8); and two receiving plates (9) are fixedly installed on the outer surface of the mounting plate, and the receiving plates (9) are arranged between a group of two supporting plates (10).

8. The packaging bag turning device for packaging bag two-dimensional code scanning according to claim 7, characterized in that: One end of the conveying roller (3) near the flip box (23) passes through the outer surface of the support plate (1) and is fixedly installed at the rotation center of the driven groove wheel (15); the outer surface of the rotation center of the driven groove wheel (15) is fixedly installed with the same first pulley (7); one end of the conveying roller (3) of another group of the conveying mechanisms passes through the outer surface of the support plate (1) and is fixedly installed with the same first pulley (7); the outer surfaces of the two first pulleys (7) are sleeved with a second belt (801); a shell (5) is fixedly installed on the outer surface of the support plate (1) near the driven groove wheel (15); a servo motor (6) is fixedly installed on the outer surface of one side of the shell (5); the output end of the servo motor (6) passes through the outer surface of the shell (5) and is fixedly installed at the rotation center of the second pulley (17); and a two-dimensional code scanner (4) is fixedly installed on the top of the two support plates (1); the two-dimensional code scanner (4) is arranged above the clamping rod (24).

9. The packaging bag turning device for packaging bag two-dimensional code scanning according to claim 1, characterized in that: The outer surface of the push rod (25) is provided with a clamping groove matching the transverse groove (29), and the clamping groove is slidably mounted on the inner wall of the transverse groove (29).

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