A device for stacking bottles in positive and negative directions

Abstract

The present invention discloses a device for positive and negative arrangement of bottles for stacking and packing, which includes a positioning and arranging device, a conveying device, a gathering and arranging device and a discharging device; it also includes: a transfer device, which is arranged at the discharging end of the positioning and arranging device corresponding to the conveying device, and is used to transfer the bottles arranged in the positioning and arranging device to the conveying device; a lifting device, which is arranged corresponding to the conveying device, and is used to pick up and lift the bottles placed in the conveying device; a flipping and picking device, which is arranged corresponding to the lifting device, and is used to pick up and / or flip the bottles to and from the conveying device, the lifting device, the gathering and arranging device and the discharging device. According to the arrangement and sorting process of the bottles, the present invention sequentially sets the distribution positions of the positioning and arranging device, the conveying device, the gathering and arranging device and the discharging device to standardize the circulation process of the bottles, and cooperates with the setting of the transfer device, the lifting device and the flipping and picking device to realize the neat transfer, positive and negative arrangement, and stacking and packing of the bottles.

Description

Technical Field

[0001] The invention relates to the technical field of bottle packing, and in particular to equipment for packing bottles in positive and negative arrangement and stacking. Background Art

[0002] The traditional bottle packing process generally involves manually arranging bottles and stacking them for packing. This process easily causes the products to become dirty and damaged, and the packing efficiency is low, making it difficult to meet the needs of high-speed automated production. The existing bottle packing equipment directly uses a large conveying area feed conveyor belt to transfer the labeled bottles. The bottles are compactly arranged in the feed conveyor belt due to squeezing, and then corresponding manipulators are set to realize forward picking and placing, reverse picking and placing, forward and reverse picking and packing, etc. This equipment has many defects: (1) The feed conveyor belt takes up a large space, and the bottles are easily damaged due to squeezing during feeding; (2) The arrangement of the bottles takes a long time, and the arrangement spacing is not uniform; (3) The picking device cannot adjust the distance between the bottles, which greatly affects the effect of the forward and reverse placement of the bottles; (4) A large number of manipulators are required, and the device cost is high and the efficiency is low. Summary of the invention

[0003] In order to overcome the above technical problems, the present invention discloses a device for arranging bottles in positive and negative directions and stacking them for packing.

[0004] The technical solution adopted by the present invention to achieve the above-mentioned purpose is:

[0005] A device for stacking and packing bottles in forward and reverse directions, comprising a positioning and arranging device, a conveying device, a gathering and arranging device and a discharging device arranged in sequence along the conveying direction of the bottles;

[0006] It also includes:

[0007] A transfer device, arranged at the discharge end of the positioning and arranging device corresponding to the conveying device, and used for transferring the bottles arranged in the positioning and arranging device to the conveying device with variable pitch;

[0008] A lifting device, arranged corresponding to the conveying device, for picking up and lifting the bottles placed in the conveying device;

[0009] The flipping and picking device is arranged corresponding to the lifting device, and is used to pick up and / or flip the bottles back and forth between the conveying device, the lifting device, the gathering and arranging device and the discharging device.

[0010] The above-mentioned equipment for stacking and packing bottles in positive and negative directions, wherein the positioning arrangement device comprises a first conveyor belt, and a counting and limiting mechanism corresponding to the transfer device and arranged on one side of the first conveyor belt;

[0011] The counting limit mechanism comprises a front limit assembly, a rear limit assembly, a left limit assembly and a right limit assembly, the limit directions of the front limit assembly and the rear limit assembly are parallel, the limit directions of the left limit assembly and the right limit assembly are parallel, and the limit directions of the front limit assembly and the left limit assembly are perpendicular;

[0012] A bottle quantitative cavity is formed between the front limit assembly, the rear limit assembly, the left limit assembly and the right limit assembly;

[0013] A forward-stopping positioning mechanism is provided on the rear limiting assembly corresponding to the first conveyor belt.

[0014] The above-mentioned equipment for stacking and packing bottles in forward and reverse directions, wherein the front limit assembly and the rear limit assembly have the same structure, the front limit assembly comprises a first cylinder and a first stop rod driven by the first cylinder, and the limit direction of the first stop rod is perpendicular to the conveying direction of the first conveyor belt;

[0015] The left limit assembly and the right limit assembly have the same structure. The left limit assembly includes a second cylinder and a second stop rod driven by the second cylinder. The limit direction of the second stop rod is parallel to the conveying direction of the first conveyor belt.

[0016] The stop-advance positioning mechanism includes a left stop-advance assembly and a right stop-advance assembly with the same structure. The left stop-advance assembly includes a third cylinder and a stop-advance positioning seat driven by the third cylinder. The limiting direction of the stop-advance positioning seat is perpendicular to the conveying direction of the first conveyor belt. The stop-advance positioning seat is provided with a first bottle fixing groove for clamping the bottle.

[0017] The above-mentioned equipment for stacking and packing bottles in positive and negative directions, wherein a labeling device and a bottle-falling prevention device are sequentially arranged at the feed end of the positioning and arranging device;

[0018] The bottle-falling prevention device comprises a first motor and a steady belt driven by the first motor, the steady belt is correspondingly arranged above the first conveyor belt, the moving direction of the steady belt is the same as the conveying direction of the first conveyor belt, and the moving speed of the steady belt is the same as the conveying speed of the first conveyor belt;

[0019] A bottle-fall-proof stable cavity is formed between the stable belt and the first conveyor belt.

[0020] The above-mentioned equipment for stacking and packing bottles in forward and reverse directions, wherein the conveying device includes a second motor and a second conveyor belt driven by the second motor, and a plurality of bottle positioning groups are arranged in parallel at intervals on the second conveyor belt, and each of the bottle positioning groups includes a plurality of second bottle fixing grooves arranged at intervals.

[0021] The above-mentioned equipment for stacking and packing bottles in forward and reverse directions, wherein the transfer device includes a variable-distance picking mechanism arranged corresponding to the counting and limiting mechanism;

[0022] The variable pitch pickup mechanism comprises a variable pitch bottom plate and a plurality of groups of adsorption components arranged in parallel, wherein the outermost group of adsorption components is fixedly arranged at one end of the variable pitch bottom plate, and the remaining adsorption components are movably arranged on the variable pitch bottom plate, and a fourth cylinder is arranged on the variable pitch bottom plate, and a driving shaft of the fourth cylinder is fixedly connected to another outermost group of adsorption components;

[0023] The adsorption assembly comprises a first distance-changing plate and a second distance-changing plate arranged in parallel, the first distance-changing plate comprises a first limiting protrusion, the second distance-changing plate comprises a second limiting protrusion, the first limiting protrusion and the second limiting protrusion are arranged opposite to each other, and a distance-changing cavity is formed between the first distance-changing plate and the second distance-changing plate;

[0024] A third pitch-changing plate is movably arranged in the pitch-changing cavity, and a third limiting protrusion is arranged at one end of the third pitch-changing plate, so that when the third limiting protrusion conflicts with the first limiting protrusion and the second limiting protrusion, the third pitch-changing plate extends out of the pitch-changing cavity;

[0025] A jig plate is vertically extended from the other end of the third pitch-variable plate, a first bottle grabbing structure is arranged on the jig plate, and the jig plate is fixedly connected to the first pitch-variable plate and the second pitch-variable plate of the adjacent adsorption assembly.

[0026] The above-mentioned equipment for stacking and packing bottles in forward and reverse directions, wherein the transfer device also includes a first transverse movement mechanism, a second transverse movement mechanism arranged on the first transverse movement mechanism, and a first longitudinal movement mechanism arranged on the second transverse movement mechanism, and the variable-distance picking mechanism is arranged on the first longitudinal movement mechanism.

[0027] The above-mentioned equipment for stacking and packing bottles in forward and reverse directions, wherein the lifting device comprises a second longitudinal movement mechanism, and a lifting and picking mechanism arranged on the second longitudinal movement mechanism;

[0028] The lifting and picking mechanism includes a lifting bottom plate, and a first bottle picking group arranged on the lifting bottom plate corresponding to the bottle positioning group, each of the first bottle picking groups includes a plurality of second bottle grasping structures arranged at intervals, and the second bottle grasping structures are arranged corresponding to the second bottle fixing grooves.

[0029] The above-mentioned equipment for stacking and packing bottles in positive and negative directions, wherein the flipping and picking device comprises a multi-axis manipulator and a flipping and picking mechanism arranged on the multi-axis manipulator;

[0030] The flipping and picking mechanism comprises a flipping bottom plate, and a second bottle picking group arranged on the flipping bottom plate corresponding to the bottle positioning group;

[0031] The second bottle picking group includes a plurality of third bottle grabbing structures for grabbing bottles in a forward direction and a plurality of fourth bottle grabbing structures for grabbing bottles in a reverse direction. The third bottle grabbing structures and the fourth bottle grabbing structures are alternately arranged at intervals, and the third bottle grabbing structures and the fourth bottle grabbing structures are arranged corresponding to the second bottle fixing grooves and the second bottle grabbing structures, respectively.

[0032] The above-mentioned equipment for stacking and packing bottles in forward and reverse directions, wherein the folding and arranging device comprises a folding bottom plate, and left and right folding mechanisms and front and rear folding mechanisms both arranged on the folding bottom plate;

[0033] The left and right folding mechanism comprises a first fixed folding plate, a fifth cylinder and a first movable folding plate driven by the fifth cylinder, wherein the first fixed folding plate and the first movable folding plate are arranged opposite to each other;

[0034] The front and rear folding mechanism comprises a second fixed folding plate, a sixth cylinder and a second movable folding plate driven by the sixth cylinder, the second fixed folding plate and the second movable folding plate are arranged opposite to each other, and the driving direction of the sixth cylinder is perpendicular to the driving direction of the fifth cylinder;

[0035] A gathering and arranging cavity is formed between the first fixed gathering plate, the first movable gathering plate, the second fixed gathering plate and the second movable gathering plate, and the gathering and arranging cavity is arranged corresponding to the second bottle picking group.

[0036] The beneficial effects of the present invention are as follows: the present invention sets the distribution positions of the positioning arrangement device, the conveying device, the gathering and arrangement device and the discharging device in sequence according to the arrangement and sorting process of the bottles, so as to standardize the flow process of the bottles, and cooperates with the setting of the transfer device, the lifting device and the flipping and picking device to realize the neat transfer, forward and reverse arrangement, and stacking and packing of the bottles, wherein the transfer device adjusts the distance between adjacent bottles during the process of transferring the bottles, so as to optimize the forward and reverse placement and arrangement space of the bottles within a limited operating space by adjusting the bottle distance, avoid the bottles from tilting due to excessive bottle distance, and improve the efficiency and effect of stacking and packing; and the flipping and picking device can realize both forward and reverse picking and conveying of bottles, thereby reducing the device cost and the space occupied. BRIEF DESCRIPTION OF THE DRAWINGS

[0037] The present invention is further described below in conjunction with the accompanying drawings and embodiments.

[0038] Figure 1 It is a schematic diagram of the structure of the present invention;

[0039] Figure 2 It is a top view schematic diagram of the counting limit mechanism and the anti-advance positioning mechanism in the present invention;

[0040] Figure 3 It is a three-dimensional schematic diagram of the conveying device in the present invention;

[0041] Figure 4 It is a three-dimensional schematic diagram of the folding and arranging device in the present invention;

[0042] Figure 5 It is a three-dimensional schematic diagram of the discharging device in the present invention;

[0043] Figure 6 is a three-dimensional schematic diagram of the transfer device in the present invention;

[0044] Figure 7 It is a bottom view schematic diagram of the variable distance picking mechanism in the present invention;

[0045] Figure 8 It is a bottom view schematic diagram of the adsorption component in the present invention;

[0046] Fig. 9 It is a three-dimensional schematic diagram of the lifting device in the present invention;

[0047] Fig.10 It is a three-dimensional schematic diagram of the flipping and picking device in the present invention;

[0048] Fig.11 It is a three-dimensional schematic diagram of the bottle-falling prevention device in the present invention. DETAILED DESCRIPTION

[0049] The present invention is further described below by means of specific embodiments to make the technical solution of the present invention easier to understand and grasp, rather than to limit the present invention.

[0050] Example: See Figures 1 to 11 The present embodiment provides a device for stacking and packing bottles in positive and negative directions, which comprises a positioning arrangement device 1, a conveying device 2, a gathering arrangement device 3 and a discharging device 4 which are sequentially arranged along the conveying direction of the bottles;

[0051] It also includes:

[0052] A transfer device 5, arranged at the discharge end of the positioning and arranging device 1 corresponding to the conveying device 2, and used for transferring the bottles arranged in the positioning and arranging device 1 to the conveying device 2 with variable distance;

[0053] A lifting device 6, arranged corresponding to the conveying device 2, for picking up and lifting the bottles placed in the conveying device 2;

[0054] The flipping and picking device 7 is arranged corresponding to the lifting device 6, and is used to pick up and / or flip the bottles back and forth between the conveying device 2, the lifting device 6, the gathering and arranging device 3 and the discharging device 4.

[0055] Specifically, according to the arrangement and sorting process of the bottles, the distribution positions of the positioning and arranging device 1, the conveying device 2, the gathering and arranging device 3 and the discharging device 4 are set in sequence to standardize the flow process of the bottles, and the transfer device 5, the lifting device 6 and the flipping and picking device 7 are arranged in coordination to realize the neat transfer, forward and reverse arrangement, and stacking and packing of the bottles. The transfer device 5 adjusts the distance between adjacent bottles during the bottle transfer process to optimize the forward and reverse placement and arrangement space of the bottles within a limited operating space by adjusting the bottle distance, avoid the bottles from tilting due to excessive bottle distance, and improve the efficiency and effect of stacking and packing; and the flipping and picking device 7 can realize both forward and reverse picking and conveying of bottles, thereby reducing the device cost and the space occupied.

[0056] Preferably, the positioning and arranging device 1 comprises a first conveyor belt 11, and a counting and limiting mechanism 12 corresponding to the transfer device 5 and arranged on one side of the first conveyor belt 11; the first conveyor belt 11 is used to transport bottles in a row, and the counting and limiting mechanism 12 is used to divide and arrange a specific number of bottles according to actual packing requirements;

[0057] The counting limit mechanism 12 comprises a front limit assembly 121, a rear limit assembly 122, a left limit assembly 123 and a right limit assembly 124, the limit directions of the front limit assembly 121 and the rear limit assembly 122 are parallel, the limit directions of the left limit assembly 123 and the right limit assembly 124 are parallel, and the limit directions of the front limit assembly 121 and the left limit assembly 123 are perpendicular; a bottle quantitative cavity 125 is formed between the front limit assembly 121, the rear limit assembly 122, the left limit assembly 123 and the right limit assembly 124; a specific number of bottles are neatly placed in the bottle quantitative cavity 125 to be picked up by the transfer device 5; in a preferred embodiment, the bottle quantitative cavity 125 can accommodate 11 bottles;

[0058] A stop-advance positioning mechanism is provided at the rear limit assembly 122 corresponding to the first conveyor belt 11; the stop-advance positioning mechanism is used to fix the first bottle placed outside the bottle quantitative cavity 125 to prevent it from moving forward further and affecting the bottle sorting effect and counting accuracy.

[0059] Specifically, the front limit assembly 121 is used to intercept the bottle placed in the bottle quantitative cavity 125 from moving further forward, the rear limit assembly 122 is used to intercept the bottle placed outside the bottle quantitative cavity 125 from moving further forward, and the left limit assembly 123 and the right limit assembly 124 are used to prevent the bottles from shaking and disordering when the first conveyor belt 11 is transferred, so that the bottles are arranged neatly.

[0060] Furthermore, the front limit assembly 121 and the rear limit assembly 122 have the same structure. The front limit assembly 121 includes a first cylinder and a first stop rod driven by the first cylinder. The limit direction of the first stop rod is perpendicular to the conveying direction of the first conveyor belt 11. Specifically, the first cylinder drives the first stop rod to move forward to prevent the bottles placed on the first conveyor belt 11 from moving forward.

[0061] The left limit assembly 123 and the right limit assembly 124 have the same structure. The left limit assembly 123 includes a second cylinder and a second stop rod driven by the second cylinder. The limit direction of the second stop rod is parallel to the conveying direction of the first conveyor belt 11. Specifically, when the first conveyor belt 11 transports bottles to the bottle quantitative chamber 125, the second cylinder drives the second stop rod to extend so as to intercept the bottles at the side to avoid shaking and falling out of order. When the transfer device 5 picks up the bottles placed in the bottle quantitative chamber 125, the second cylinder drives the second stop rod to retract so as to avoid interfering with the picking effect of the transfer device 5.

[0062] The stop-advance positioning mechanism includes a left stop-advance component 131 and a right stop-advance component 132 of the same structure. The left stop-advance component 131 includes a third cylinder and a stop-advance positioning seat driven by the third cylinder. The limiting direction of the stop-advance positioning seat is perpendicular to the conveying direction of the first conveyor belt 11. The stop-advance positioning seat is provided with a first bottle fixing groove for clamping the bottle. When the bottle quantitative chamber 125 is fully loaded, the third cylinder drives the stop-advance positioning seat to fix the first bottle outside the bottle quantitative chamber 125 to prevent subsequent bottles from moving further forward, which affects the bottle sorting effect and counting accuracy.

[0063] Preferably, a labeling device 8 and a bottle-falling prevention device 9 are sequentially arranged at the feeding end of the positioning and arranging device 1; specifically, when the bottles are labeled by the labeling device and discharged to the first conveyor belt 11 in an orderly manner, the bottle-falling prevention device further controls the bottles to move smoothly on the first conveyor belt 11 to prevent the bottles from falling and affecting the packing efficiency;

[0064] The bottle-falling prevention device comprises a first motor 91 and a steady belt 92 driven by the first motor 91, the steady belt 92 is correspondingly arranged above the first conveyor belt 11, the moving direction of the steady belt 92 is the same as the conveying direction of the first conveyor belt 11, and the moving speed of the steady belt 92 is the same as the conveying speed of the first conveyor belt 11;

[0065] A bottle-fall-proof stable cavity is formed between the stable belt 92 and the first conveyor belt 11 .

[0066] Preferably, the conveying device 2 includes a second motor and a second conveyor belt driven by the second motor, and a plurality of bottle positioning groups are arranged in parallel on the second conveyor belt at an interval, and each of the bottle positioning groups includes a plurality of second bottle fixing grooves arranged at an interval; specifically, after the transfer device 5 picks up a row of bottles, it places them in the second bottle fixing grooves to realize the feeding and transportation of the bottles as a whole row; when the transfer device 5 continues to pick up until the bottle positioning group is full, the feeding and transportation of the bottles as a whole group is realized; preferably, the number of the bottle positioning groups and the second bottle fixing grooves can be set according to actual packing requirements; in a preferred embodiment, two groups of the bottle positioning groups are arranged in parallel on the second conveyor belt, and each group of the bottle positioning groups includes 33 groups of the second bottle fixing grooves (one row of five groups and one row of six groups of the second bottle fixing grooves are alternately arranged, for a total of three rows).

[0067] Preferably, the transfer device 5 includes a variable distance picking mechanism 51 arranged corresponding to the counting limit mechanism 12;

[0068] The variable pitch pickup mechanism 51 includes a variable pitch bottom plate 511 and a plurality of groups of adsorption components 512 arranged in parallel, wherein the outermost group of adsorption components 512 is fixedly arranged at one end of the variable pitch bottom plate 511, and the remaining adsorption components 512 are movably arranged on the variable pitch bottom plate 511, and a fourth cylinder 513 is arranged on the variable pitch bottom plate 511, and the driving shaft of the fourth cylinder 513 is fixedly connected to the other outermost group of adsorption components 512;

[0069] The adsorption assembly 512 includes a first distance-changing plate 5121 and a second distance-changing plate 5122 arranged in parallel, the first distance-changing plate 5121 includes a first limiting protrusion, the second distance-changing plate 5122 includes a second limiting protrusion, the first limiting protrusion and the second limiting protrusion are arranged opposite to each other, and a distance-changing cavity is formed between the first distance-changing plate 5121 and the second distance-changing plate 5122;

[0070] A third pitch-changing plate 5123 is movably arranged in the pitch-changing cavity, and a third limiting protrusion is arranged at one end of the third pitch-changing plate 5123, so that when the third limiting protrusion conflicts with the first limiting protrusion and the second limiting protrusion, the third pitch-changing plate 5123 extends out of the pitch-changing cavity;

[0071] A jig plate is vertically extended from the other end of the third variable pitch plate 5123, and a first bottle grabbing structure 5124 is provided on the jig plate, and the jig plate is fixedly connected to the first variable pitch plate 5121 and the second variable pitch plate 5122 of the adjacent adsorption assembly 512; specifically, when the driving shaft of the fourth cylinder 513 is extended, the outermost adsorption assembly 512 is driven to move laterally so that the adjacent adsorption assemblies 512 are separated and have the same spacing; when the driving shaft of the fourth cylinder 513 is retracted, the outermost adsorption assembly 512 is driven to move laterally so that the adjacent adsorption assemblies 512 are brought closer; the first bottle grabbing structure 5124 is used to grab the bottle, preferably by adsorption picking, claw picking, etc.

[0072] Furthermore, the transfer device 5 also includes a first transverse movement mechanism 52, a second transverse movement mechanism 53 arranged on the first transverse movement mechanism 52, and a first longitudinal movement mechanism 54 arranged on the second transverse movement mechanism 53, and the variable distance picking mechanism 51 is arranged on the first longitudinal movement mechanism 54; specifically, the first longitudinal movement mechanism 54 is used to drive the variable distance picking mechanism 51 to rise and fall to the desired position, the first transverse movement mechanism 52 is used to drive the variable distance picking mechanism 51 to move transversely to the desired position along the conveying direction parallel to the second conveyor belt, and the first transverse movement mechanism 52 is used to drive the variable distance picking mechanism 51 to move transversely to the desired position along the conveying direction perpendicular to the second conveyor belt.

[0073] Preferably, the lifting device 6 includes a second longitudinal movement mechanism 61, and a lifting and picking mechanism disposed on the second longitudinal movement mechanism 61;

[0074] The lifting and picking mechanism includes a lifting base plate, and a first bottle picking group arranged on the lifting base plate corresponding to the bottle positioning group, each of the first bottle picking groups includes a plurality of groups of second bottle grasping structures 62 arranged at intervals, and the second bottle grasping structures 62 are arranged corresponding to the second bottle fixing grooves; specifically, the first bottle picking group is arranged corresponding to the bottle positioning group, and the number of the second bottle grasping structures 62 is the same as the number of the second bottle fixing grooves, and the second bottle grasping structures 62 are used to grasp the bottle, preferably by adsorption picking, gripper picking, etc.

[0075] Preferably, the flipping and picking device 7 comprises a multi-axis manipulator 71 and a flipping and picking mechanism arranged on the multi-axis manipulator 71;

[0076] The flipping and picking mechanism comprises a flipping bottom plate, and a second bottle picking group arranged on the flipping bottom plate corresponding to the bottle positioning group;

[0077] The second bottle picking group includes a plurality of groups of third bottle grabbing structures 72 for grabbing bottles in a forward direction and a plurality of groups of fourth bottle grabbing structures 73 for grabbing bottles in a reverse direction. The third bottle grabbing structures 72 and the fourth bottle grabbing structures 73 are alternately arranged at intervals, and the third bottle grabbing structures 72 and the fourth bottle grabbing structures 73 are arranged corresponding to the second bottle fixing grooves and the second bottle grabbing structures 62, respectively; specifically, the third bottle picking group is arranged corresponding to the bottle positioning group, and the number of the third bottle grabbing structures 72 is the same as the number of the second bottle fixing grooves, and the fourth bottle picking group is arranged corresponding to the first bottle picking group, and the number of the fourth bottle grabbing structures 73 is the same as the number of the second bottle grabbing structures 62; the third bottle grabbing structures 72 and the fourth bottle grabbing structures 73 are used to grab bottles, preferably by adsorption picking, gripper picking, etc.

[0078] Preferably, the folding and arranging device 3 comprises a folding bottom plate 31, and left and right folding mechanisms and front and rear folding mechanisms both arranged on the folding bottom plate 31;

[0079] The left and right folding mechanism comprises a first fixed folding plate 32, a fifth cylinder 33 and a first movable folding plate 34 driven by the fifth cylinder 33, wherein the first fixed folding plate 32 and the first movable folding plate 34 are arranged opposite to each other; the fifth cylinder 33 drives the first movable folding plate 34 to approach the first fixed folding plate 32, so as to realize the left and right folding operation of the whole group of forward and reverse bottles;

[0080] The front-to-back folding mechanism comprises a second fixed folding plate 35, a sixth cylinder 36 and a second movable folding plate 37 driven by the sixth cylinder 36. The second fixed folding plate 35 and the second movable folding plate 37 are arranged opposite to each other. The driving direction of the sixth cylinder 36 is perpendicular to the driving direction of the fifth cylinder 33. The sixth cylinder 36 drives the second movable folding plate 37 to approach the second fixed folding plate 35, so as to realize the front-to-back folding operation of the whole group of forward and reverse bottles.

[0081] A gathering and arranging cavity is formed between the first fixed gathering plate 32, the first movable gathering plate 34, the second fixed gathering plate 35 and the second movable gathering plate 37, and the gathering and arranging cavity is arranged corresponding to the second bottle picking group; after the gathering operation, the forward and reverse bottle groups are obtained in the gathering and arranging cavity.

[0082] Furthermore, the discharging device 4 includes a third transverse movement mechanism 41, and a box 42 movably arranged on the third transverse movement mechanism 41; in a preferred embodiment, the number of the discharging devices 4 can be set according to actual packaging requirements.

[0083] In a preferred embodiment, the bottle positioning group includes 33 groups of the second bottle fixing grooves, the first bottle picking group includes 33 groups of the second bottle grasping structures 62, the second bottle picking group includes 33 groups of the third bottle grasping structures 72 and 33 groups of the fourth bottle grasping structures 73, and two layers of the forward and reverse bottle groups are stacked in each box, and each group of the forward and reverse bottle groups includes 66 bottles in total, that is, one box can accommodate 132 bottles.

[0084] The present invention, when working, comprises the following working process:

[0085] (1) The labeling device labels the bottle to realize the bottle labeling operation;

[0086] (2) The labeled bottles flow into the first conveyor belt 11, and the anti-falling device straightens and stabilizes the bottles to achieve the anti-falling operation;

[0087] (3) The bottles move forward along with the first conveyor belt 11 and enter the counting and limiting mechanism 12. When the bottle quantitative chamber 125 is fully loaded, the stop-entry positioning mechanism stops the subsequent bottles from moving forward further, so as to realize the quantitative alignment operation of the bottles;

[0088] (4) The transfer device 5 picks up the bottle placed in the bottle quantitative chamber 125, changes the distance and transfers it to the conveying device 2 to realize the bottle variable distance transfer operation;

[0089] (5) The flipping and picking device 7 picks up a group of bottles in the bottle positioning group and places them in the folding and arranging device 3 to realize the forward arrangement operation of the bottles;

[0090] (6) The lifting device 6 positively picks up and lifts a group of bottles in the bottle positioning group to achieve a positive lifting operation of the entire group of bottles;

[0091] (7) The flipping and picking device 7 picks up the bottom of the bottle picked up by the lifting device 6, flips it and places it in the folding and arranging device 3 to realize the reverse arrangement of the bottles. At this time, adjacent bottles are placed alternately in the forward and reverse directions;

[0092] (8) The folding and arranging device 3 folds the bottle groups arranged in the forward and reverse directions to realize the forward and reverse folding operation of the bottles;

[0093] (9) The box 42 is covered with a packaging bag, and the flipping and picking device 7 picks up the folded forward and reverse bottle groups and places them in the packaging bag to achieve stacking packaging;

[0094] (10) The discharging device 4 discharges the stacked boxes and takes out the packaging bags containing the forward and reverse bottle groups to complete the discharging operation.

[0095] The present invention sets the distribution positions of the positioning arrangement device, the conveying device, the gathering arrangement device and the discharging device in sequence according to the arrangement and sorting process of the bottles, so as to standardize the flow process of the bottles, and cooperates with the transfer device, the lifting device and the flipping and picking device to realize the neat transfer, forward and reverse arrangement, and stacking and packing of the bottles, wherein the transfer device adjusts the distance between adjacent bottles during the process of transferring the bottles, so as to optimize the forward and reverse placement and arrangement space of the bottles within a limited operating space by adjusting the bottle distance, avoid the bottles from tilting due to excessive bottle distance, and improve the efficiency and effect of stacking and packing; and the flipping and picking device can realize forward and reverse picking and conveying of bottles, thereby reducing the device cost and the space occupied.

[0096] The above is only a preferred embodiment of the present invention, and does not limit the present invention in any form. Any technician familiar with the field can make many possible changes and modifications to the technical solution of the present invention by using the technical means and technical contents disclosed above without departing from the scope of the technical solution of the present invention, or modify it into an equivalent embodiment of equivalent changes. Therefore, all equivalent changes made according to the shape, structure and principle of the present invention without departing from the content of the technical solution of the present invention should be covered by the protection scope of the present invention.

Claims

1. A device for stacking bottles in positive and negative directions, characterized in that: It includes a positioning and arranging device, a conveying device, a gathering and arranging device and a discharging device which are sequentially arranged along the conveying direction of the bottles; It also includes: A transfer device, arranged at the discharge end of the positioning and arranging device corresponding to the conveying device, and used for transferring the bottles arranged in the positioning and arranging device to the conveying device with variable pitch; A lifting device, arranged corresponding to the conveying device, for picking up and lifting the bottles placed in the conveying device; A flipping and picking device, arranged corresponding to the lifting device, for picking up and / or flipping bottles to and from the conveying device, the lifting device, the gathering and arranging device and the discharging device; Wherein, the positioning and arranging device comprises a first conveyor belt, and a counting and limiting mechanism corresponding to the transfer device and arranged on one side of the first conveyor belt; The counting limit mechanism comprises a front limit assembly, a rear limit assembly, a left limit assembly and a right limit assembly, the limit directions of the front limit assembly and the rear limit assembly are parallel, the limit directions of the left limit assembly and the right limit assembly are parallel, and the limit directions of the front limit assembly and the left limit assembly are perpendicular; A bottle quantitative cavity is formed between the front limit assembly, the rear limit assembly, the left limit assembly and the right limit assembly; A forward-stopping positioning mechanism is provided on the rear limit assembly corresponding to the first conveyor belt; The transfer device includes a variable distance picking mechanism arranged corresponding to the counting limit mechanism; The variable pitch pickup mechanism comprises a variable pitch bottom plate and a plurality of groups of adsorption components arranged in parallel, wherein the outermost group of adsorption components is fixedly arranged at one end of the variable pitch bottom plate, and the remaining adsorption components are movably arranged on the variable pitch bottom plate, and a fourth cylinder is arranged on the variable pitch bottom plate, and a driving shaft of the fourth cylinder is fixedly connected to another outermost group of adsorption components; The adsorption assembly comprises a first distance-changing plate and a second distance-changing plate arranged in parallel, the first distance-changing plate comprises a first limiting protrusion, the second distance-changing plate comprises a second limiting protrusion, the first limiting protrusion and the second limiting protrusion are arranged opposite to each other, and a distance-changing cavity is formed between the first distance-changing plate and the second distance-changing plate; A third pitch-changing plate is movably arranged in the pitch-changing cavity, and a third limiting protrusion is arranged at one end of the third pitch-changing plate, so that when the third limiting protrusion conflicts with the first limiting protrusion and the second limiting protrusion, the third pitch-changing plate extends out of the pitch-changing cavity; A jig plate is vertically extended from the other end of the third pitch-variable plate, a first bottle grabbing structure is arranged on the jig plate, and the jig plate is fixedly connected to the first pitch-variable plate and the second pitch-variable plate of the adjacent adsorption assembly.

2. The equipment for stacking bottles in positive and negative directions according to claim 1 is characterized in that: The front limit assembly and the rear limit assembly have the same structure. The front limit assembly includes a first cylinder and a first stop rod driven by the first cylinder. The limit direction of the first stop rod is perpendicular to the conveying direction of the first conveyor belt. The left limit assembly and the right limit assembly have the same structure. The left limit assembly includes a second cylinder and a second stop rod driven by the second cylinder. The limit direction of the second stop rod is parallel to the conveying direction of the first conveyor belt. The stop-advance positioning mechanism includes a left stop-advance assembly and a right stop-advance assembly with the same structure. The left stop-advance assembly includes a third cylinder and a stop-advance positioning seat driven by the third cylinder. The limiting direction of the stop-advance positioning seat is perpendicular to the conveying direction of the first conveyor belt. The stop-advance positioning seat is provided with a first bottle fixing groove for clamping the bottle.

3. The equipment for stacking bottles in positive and negative directions according to claim 2 is characterized in that: A labeling device and a bottle-falling prevention device are sequentially arranged at the feeding end of the positioning and arranging device; The bottle-falling prevention device comprises a first motor and a steady belt driven by the first motor, the steady belt is correspondingly arranged above the first conveyor belt, the moving direction of the steady belt is the same as the conveying direction of the first conveyor belt, and the moving speed of the steady belt is the same as the conveying speed of the first conveyor belt; A bottle-fall-proof stable cavity is formed between the stable belt and the first conveyor belt.

4. The equipment for stacking bottles in positive and negative directions according to claim 3 is characterized in that: The conveying device includes a second motor and a second conveyor belt driven by the second motor. The second conveyor belt is provided with a plurality of bottle positioning groups arranged in parallel at intervals. Each of the bottle positioning groups includes a plurality of second bottle fixing grooves arranged at intervals.

5. The equipment for stacking bottles in positive and negative directions according to claim 4 is characterized in that: The transfer device further comprises a first transverse movement mechanism, a second transverse movement mechanism arranged on the first transverse movement mechanism, and a first longitudinal movement mechanism arranged on the second transverse movement mechanism, and the variable-distance picking mechanism is arranged on the first longitudinal movement mechanism.

6. The equipment for stacking bottles in positive and negative directions according to claim 5 is characterized in that: The lifting device includes a second longitudinal movement mechanism, and a lifting and picking mechanism arranged on the second longitudinal movement mechanism; The lifting and picking mechanism includes a lifting bottom plate, and a first bottle picking group arranged on the lifting bottom plate corresponding to the bottle positioning group, each of the first bottle picking groups includes a plurality of second bottle grasping structures arranged at intervals, and the second bottle grasping structures are arranged corresponding to the second bottle fixing grooves.

7. The equipment for stacking bottles in positive and negative directions according to claim 6 is characterized in that: The flipping and picking device comprises a multi-axis manipulator and a flipping and picking mechanism arranged on the multi-axis manipulator; The flipping and picking mechanism comprises a flipping bottom plate, and a second bottle picking group arranged on the flipping bottom plate corresponding to the bottle positioning group; The second bottle picking group includes a plurality of third bottle grabbing structures for grabbing bottles in a forward direction and a plurality of fourth bottle grabbing structures for grabbing bottles in a reverse direction. The third bottle grabbing structures and the fourth bottle grabbing structures are alternately arranged at intervals, and the third bottle grabbing structures and the fourth bottle grabbing structures are arranged corresponding to the second bottle fixing grooves and the second bottle grabbing structures, respectively.

8. The equipment for stacking bottles in positive and negative directions according to claim 7 is characterized in that: The folding and arranging device comprises a folding bottom plate, and left and right folding mechanisms and front and rear folding mechanisms both arranged on the folding bottom plate; The left and right folding mechanism comprises a first fixed folding plate, a fifth cylinder and a first movable folding plate driven by the fifth cylinder, wherein the first fixed folding plate and the first movable folding plate are arranged opposite to each other; The front and rear folding mechanism comprises a second fixed folding plate, a sixth cylinder and a second movable folding plate driven by the sixth cylinder, the second fixed folding plate and the second movable folding plate are arranged opposite to each other, and the driving direction of the sixth cylinder is perpendicular to the driving direction of the fifth cylinder; A gathering and arranging cavity is formed between the first fixed gathering plate, the first movable gathering plate, the second fixed gathering plate and the second movable gathering plate, and the gathering and arranging cavity is arranged corresponding to the second bottle picking group.

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