Paper box opening machine

Abstract

The utility model relates to a carton opening machine which comprises a rack and a carton opening mechanism, the carton opening mechanism comprises two bases, two folding plates, two first driving parts, two folding rods, two first adsorption assemblies and two second driving parts, and the two bases are arranged on the rack; one end of the turnover plate is rotationally connected with the corresponding base so as to rotate towards the inner side of the box opening position; one end of each folding rod is rotationally connected with the corresponding folding plate so as to rotate towards the inner side of the box opening position, the two second driving parts drive the two folding rods to rotate correspondingly, and the two first adsorption assemblies are arranged on the two folding rods correspondingly and used for adsorbing the upper surface of the box body; a second adsorption assembly is arranged on the material moving mechanism and used for adsorbing the lower surface of the box body. The material moving mechanism fixes the paper box, the turnover plate and the turnover rod are matched to adsorb the upper and lower surfaces of the paper box and turn over, so that the paper box is erected, and the rejection rate of box opening is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to paper box folding equipment field especially, it relates to a paper box opening machine. BACKGROUND

[0002] In the packaging technical field, it is often necessary to pack products into paper boxes for convenient transportation and sales.

[0003] The utility model discloses a kind of opening machines with the utility model patent announcement No.CN220243715U, including rack, and the opening mechanism of setting on rack, opening mechanism includes two folding levers and two first driving members, rack is provided with opening position, two folding levers are located at the both sides of opening position, one end of folding lever is rotatably connected with rack to be able to rotate towards the inside of opening position, two first driving members drive two folding levers to rotate respectively.

[0004] The above-mentioned related technical solutions have the following defects: in the operation process of paper box from flat state standing, the above-mentioned equipment uses two folding levers to cooperate, this design can efficiently complete the standing action of paper box, however, in actual production, it is found that part of flat paper box is abnormally firm due to the great pressure on upper and lower surfaces in previous production operation, in the face of this situation, only rely on existing two folding levers cannot successfully complete the standing box operation. If forcibly folding, the situation as shown in Figure 1 The upper and lower surfaces are not separated and are folded in reverse, causing damage to the paper box 6 and increasing the scrap rate. UTILITY MODEL CONTENTS

[0005] In order to reduce the scrap rate of opening, the paper box opening machine is provided.

[0006] The paper box opening machine provided by the application adopts the following technical scheme:

[0007] A paper box opening machine, including rack, and setting on rack's material moving mechanism, opening mechanism and folding box mechanism, the rack is provided with storage area for storing paper box to be unfolded, the material moving mechanism is used to take out and transfer the paper box to be unfolded from the storage area to the opening position, the opening mechanism is used to open the paper box in the opening position to change from flat state to full open state, the folding box mechanism is used to fold the tongue of the paper box in the full open state to the inside to close the opening of the end, characterized in that: the opening mechanism includes opening assembly symmetrically arranged on both sides of material moving mechanism, the opening assembly includes base, folding plate, first driving member, folding lever, first adsorption assembly and second driving member, the base is arranged on the rack, one end of the folding plate is rotatably connected with the base to be able to rotate towards the inside of opening position, the first driving member drives the folding plate to rotate.

[0008] One end of the folding rod is rotationally connected with the folding plate to be able to rotate towards the inner side of the box opening position, the second driving member drives the folding rod to rotate, and the first adsorption assembly is arranged on the folding rod and used for adsorbing the upper surface of the box body.

[0009] By adopting the above technical scheme, the material moving mechanism adsorbs the lower surface of the box body and fixes it at the box opening position. At this time, one side of the folding plate is in a standing state, and the other side of the folding plate is in a flat state. The folding rod on the standing folding plate rotates towards the side of the box body under the action of the second driving member. The first adsorption assembly quickly adsorbs the upper surface of the box body. Then, the folding rod rotates away from the side of the box body under the reverse driving of the second driving member. At the same time, the other side of the folding plate that was originally flat stands up under the action of the first driving member. The two cooperate with each other to smoothly separate the upper and lower surfaces of the box body and make the box body stand up, so that subsequent box folding operations can be continued, and the waste rate of box opening is reduced.

[0010] Preferably, the material moving mechanism further comprises a third driving member and a lifting platform. The third driving member is arranged on the rack and used for driving the lifting platform to move in the vertical direction. The second adsorption assembly is arranged on the lifting platform, and the storage area is located directly above the second adsorption assembly.

[0011] By adopting the above technical scheme, the third driving member drives the lifting platform to move in the vertical direction. In combination with the layout that the second adsorption assembly is arranged on the lifting platform and the storage area is located directly above, the paper box is quickly and accurately grabbed and transferred in the vertical direction, the complexity of horizontal displacement is reduced, and the material moving efficiency and stability are improved.

[0012] Preferably, a waist-shaped hole is formed in the length direction of the folding rod, and the first adsorption assembly is detachably connected to any position of the waist-shaped hole.

[0013] By adopting the above technical scheme, the adaptability of the box opening machine to different specifications of paper boxes is greatly improved. The first adsorption assembly is detachably connected to any position of the waist-shaped hole of the folding rod. The operator can flexibly adjust the position of the first adsorption assembly according to the actual size of the paper box, so as to ensure that the upper surface of the paper box of different sizes can be stably adsorbed and the box opening operation can be smoothly completed.

[0014] Preferably, a plurality of first guide rails are arranged on the rack. The two bases relatively slide on the first guide rails in the X-axis direction away from the box opening position. A guide rail lock is arranged on the base.

[0015] By adopting the technical scheme, the two bases slide along the first guide rail, and the guide rail lock is matched, so that the operator can conveniently adjust the distance between the bases according to the width of the carton, and adapt to the opening requirements of cartons of different specifications; after the adjustment is completed, the guide rail lock fixes the bases, so that the position of the bases is stable during the opening process, and the accuracy and reliability of the opening are improved.

[0016] Preferably, the storage area is provided with a stacking arrangement mechanism, the stacking arrangement mechanism comprises two moving tables, a plurality of limiting angle steels and a bottom end supporting assembly arranged on the moving table, two second guide rails are arranged on the rack, the two moving tables are slidably connected on the two second guide rails along the X-axis direction, a guide rail lock is arranged on the moving table, a plurality of limiting angle steels are slidably connected on the two moving tables along the Y-axis direction, a guide rail lock is arranged on the limiting angle steel, the limiting angle steel is used for abutting and limiting the end corner of the flat carton, and the bottom end supporting assembly is used for releasing the flat carton when the material moving mechanism takes the material, and supporting the stacked flat carton when the material moving mechanism moves away.

[0017] By adopting the technical scheme, the limiting angle steel can abut and limit the end corner of the flat carton, so that the cartons are neatly stacked; the bottom end supporting assembly completes the releasing and supporting actions when the material moving mechanism takes and moves away, so that the flat cartons are stably placed in the storage area, the flat cartons are prevented from scattering, and the taking accuracy is improved. Meanwhile, each component can slide and is provided with a guide rail lock, so that the storage requirements of flat cartons of different sizes can be flexibly adapted.

[0018] Preferably, the bottom end supporting assembly comprises a fixed sheet, a supporting sheet and an elastic member, the fixed sheet is fixed on the moving table through a bolt, the supporting sheet is located on the side of the fixed sheet away from the storage area, the top end of the supporting sheet is hinged to the fixed sheet, and the elastic member is used for driving the supporting sheet to always rotate towards the side of the storage area; when the material moving mechanism moves away from the stacking arrangement mechanism, the supporting sheet abuts against the fixed sheet, and the bottom end of the supporting sheet extends to the position directly below the storage area for supporting the stacked flat carton.

[0019] By adopting the technical scheme, the elastic member drives the supporting sheet to always rotate towards the side of the storage area, and when the material moving mechanism moves away, the supporting sheet automatically abuts against the fixed sheet and extends to the position below the storage area to support the flat carton; when the material moving mechanism takes the flat carton, the flat carton pushes the supporting sheet to rotate to release, so that manual intervention is not needed, and the work efficiency and stability are improved.

[0020] Preferably, the elastic member comprises a positioning bolt and a spring, a positioning hole with a larger diameter than the positioning bolt is formed in the supporting sheet, one end of the positioning bolt passes through the positioning hole and is threadedly connected to the fixed sheet, the spring is sleeved on the positioning bolt, and the two ends of the spring abut against the head of the positioning bolt and the supporting sheet respectively.

[0021] By adopting the technical scheme, the spring utilizes the elastic deformation to generate elastic force to elastically drive the supporting piece.

[0022] Preferably, the folding box mechanism comprises a base tongue folding mechanism, a buckle tongue folding mechanism and two side tongue folding mechanisms, the base tongue folding mechanism is used for folding the base tongue, the two side tongue folding mechanisms are used for folding the two side tongues respectively, and the buckle tongue folding mechanism is used for folding the buckle tongue.

[0023] By adopting the technical scheme, the folding mechanism is subdivided into the base tongue folding mechanism, the buckle tongue folding mechanism and the two side tongue folding mechanisms, which correspond to the folding of different box tongues respectively, have clear division of labor, and can accurately and efficiently close the opening at one end of the paper box in the fully opened state, so that the folding quality and production efficiency are ensured.

[0024] Preferably, the folding box mechanism further comprises a discharging mechanism, the length direction of the base is arranged along the Y axis, the top surface of the base is used for receiving the paper box, and the discharging mechanism is used for moving the folded paper box away from the opening position along the length direction of the base.

[0025] By adopting the technical scheme, the working process of the whole opening machine is improved. The discharging mechanism moves the folded paper box away from the opening position along the length direction of the base, realizes the automatic discharging of the paper box after opening and folding, improves the coherence and automation degree of the equipment work, reduces the manual carrying link, improves the production efficiency, and makes the whole production process more smooth.

[0026] The technical effects of the utility model mainly lie in the following aspects:

[0027] 1. The material moving mechanism of the utility model adsorbs the lower surface of the box body and fixes it at the opening position, at this time, one side of the folding plate is in a standing state, and the other side of the folding plate is in a flat state, the folding rod on the folding plate in the standing state rotates towards one side of the box body under the action of the second driving element, the first adsorption assembly quickly adsorbs the upper surface of the box body, then the folding rod rotates towards the side away from the box body under the reverse driving of the second driving element, at the same time, the folding plate on the other side which is originally flat stands up under the action of the first driving element, and the two cooperate with each other to smoothly separate the upper and lower surfaces of the box body, and the box body is in a standing state, so that the subsequent folding operation can be continuously completed, and the scrap rate of opening is reduced.

[0028] 2. The third driving element drives the lifting platform to move in the vertical direction, and the second adsorption assembly is arranged on the lifting platform and is located directly above the storage area, so that the paper box can be quickly and accurately grabbed and transferred in the vertical direction, the complexity of horizontal displacement is reduced, and the material moving efficiency and stability are improved. BRIEF DESCRIPTION OF DRAWINGS

[0029] Figure 1is the state when error occurs in the process of opening the carton.

[0030] Figure 2 is a schematic diagram of the overall structure of the embodiment of the application.

[0031] Figure 3 is a schematic diagram of the overall structure of the opening mechanism and the folding mechanism of the embodiment of the application.

[0032] Figure 4 is a schematic diagram of the overall structure of the opening mechanism and the folding mechanism of the embodiment of the application from another angle.

[0033] Figure 5 is a schematic diagram of the structure of the related driving members at the bottom of the rack of the embodiment of the application.

[0034] Figure 6 is a schematic diagram of the structure of the stacking and arranging mechanism of the embodiment of the application.

[0035] Figure 7 is Figure 6 is an enlarged view of A in FIG. 8.

[0036] Figure 8 is a schematic diagram of the structure of the opened carton of the embodiment of the application.

[0037] Reference Signs: 1, rack; 11, first guide rail; 12, second guide rail; 2, material moving mechanism; 21, second suction assembly; 22, third driving member; 23, lifting platform; 3, opening mechanism; 31, base; 32, folding plate; 321, avoiding opening; 33, first driving member; 34, folding rod; 341, waist-shaped hole; 35, first suction assembly; 36, second driving member; 4, folding mechanism; 41, supporting plate; 42, base pushing plate; 43, side pushing plate; 44, buckle pushing plate; 45, inserting plate; 5, stacking and arranging mechanism; 51, moving platform; 52, limiting angle steel; 53, bottom supporting assembly; 531, fixing piece; 532, supporting piece; 533, positioning bolt; 534, spring; 535, positioning hole; 6, carton; 61, base tongue; 62, buckle tongue; 63, side tongue; 7, blanking mechanism; 71, air nozzle. DETAILED DESCRIPTION

[0038] The following will be combined with the accompanying Figures 2-8 The application will be further described in detail to make the technical solution of the application easier to understand and master.

[0039] The embodiment of the application discloses a carton opening machine.

[0040] Reference Figures 2-5The embodiment comprises a rack 1, a material moving mechanism 2, a box opening mechanism 3 and a box folding mechanism 4 arranged on the rack 1, the rack 1 is provided with a storage area for storing a paper box 6 to be unfolded, the material moving mechanism 2 is used for taking out the paper box 6 to be unfolded from the storage area and transferring to a box opening position, the box opening mechanism 3 is used for opening the paper box 6 at the box opening position to change it from a flat state to a fully open state, and the box folding mechanism 4 is used for folding a box tongue at one end of the paper box 6 in the fully open state inward to close the opening at the end, characterized in that the box opening mechanism 3 comprises box opening assemblies symmetrically arranged on both sides of the material moving mechanism 2, each box opening assembly comprises a base 31, a folding plate 32, a first driving member 33, a folding rod 34, a first suction assembly 35 and a second driving member 36, the base 31 is arranged on the rack 1, one end of the folding plate 32 is rotationally connected with the base 31 to be able to rotate towards the inner side of the box opening position, and the first driving member 33 drives the folding plate 32 to rotate.

[0041] The folding plate 32 is provided with a clearance 321 for the folding rod 34 to move, one end of the folding rod 34 is rotationally connected with the folding plate 32 to be able to rotate towards the inner side of the box opening position, the second driving member 36 drives the folding rod 34 to rotate, and the first suction assembly 35 is arranged on the folding rod 34 and used for adsorbing the upper surface of the box body.

[0042] With reference to Figures 2-5 , the material moving mechanism 2 adsorbs the lower surface of the box body to fix it at the box opening position, at this time, one side folding plate 32 is in a standing state, and the other side folding plate 32 is in a flat state, the folding rod 34 on the folding plate 32 in the standing state rotates towards one side of the box body under the action of the second driving member 36, the first suction assembly 35 rapidly adsorbs the upper surface of the box body, then the folding rod 34 rotates away from the box body under the reverse driving of the second driving member 36, at the same time, the other side folding plate 32 originally in the flat state stands up under the action of the first driving member 33, and the two folding plates 32 are in cooperation with each other to smoothly separate the upper and lower surfaces of the box body and stand up, so that the subsequent box folding operation can be continued to reduce the waste rate of box opening.

[0043] With reference to Figure 3 and Figure 5 , the material moving mechanism 2 further comprises a third driving member 22 and a lifting platform 23, the third driving member 22 is arranged on the rack 1 and used for driving the lifting platform 23 to move in the vertical direction, and the second suction assembly 21 is arranged on the lifting platform 23, and the storage area is located directly above the second suction assembly 21.

[0044] With reference to Figures 3-5The third driving member 22 drives the lifting platform 23 to move in the vertical direction. In combination with the second suction assembly 21 arranged on the lifting platform 23 and the layout of the storage area being directly above, the paper box 6 is quickly and accurately grabbed and transferred in the vertical direction, the complexity of horizontal displacement is reduced, and the material moving efficiency and stability are improved.

[0045] With reference to Figures 3-5 , the first driving member 33, the second driving member 36 and the third driving member 22 are all air cylinders.

[0046] With reference to Figure 2 , the folding rod 34 is provided with a waist-shaped hole 341 along the length direction, and the first suction assembly 35 is detachably connected to any position of the waist-shaped hole 341. The adaptability of the box opening machine to different specifications of the paper box 6 is greatly improved. The first suction assembly 35 is detachably connected to any position of the waist-shaped hole 341 of the folding rod 34, and the operator can flexibly adjust the position of the first suction assembly 35 according to the actual size of the paper box 6, so as to ensure that the upper surface of the paper box 6 of different sizes can be stably adsorbed, and the box opening action is smoothly completed.

[0047] With reference to Figure 2 and Figure 3 , the first suction assembly 35 and the second suction assembly 21 are the same in structure, both of which are suction cups, the opening of the suction cup faces the paper box 6, and the other end of the suction cup is connected to a vacuum pump through a hose. The suction cup on the first suction assembly 35 is locked on the folding rod 34 through the cooperation of a bolt and a nut.

[0048] With reference to Figure 2 and Figure 3 , the rack 1 is provided with a plurality of first guide rails 11, and the two bases 31 are relatively slid on the first guide rails 11 in the X-axis direction away from the box opening position, and the base 31 is provided with a guide rail lock. The two bases 31 are relatively slid on the first guide rails 11, and cooperate with the guide rail lock, so that the operator can conveniently adjust the distance between the bases 31 according to the width of the paper box 6, so as to adapt to the box opening requirements of different specifications of the paper box 6; after the adjustment is completed, the guide rail lock fixes the base 31, so as to ensure the stability of the position of the base 31 during the box opening process, and improve the accuracy and reliability of the box opening.

[0049] With reference to Figure 2 and Figure 6, the storage area is provided with a stacking arrangement mechanism 5, the stacking arrangement mechanism 5 comprises two moving tables 51, a plurality of limiting angle steels 52 and a bottom end supporting assembly 53 arranged on the moving table 51, the rack 1 is provided with two second guide rails 12, the two moving tables 51 are slidably connected on the two second guide rails 12 along the X axis direction, the moving table 51 is provided with a guide rail lock, the plurality of limiting angle steels 52 are slidably connected on the two moving tables 51 along the Y axis direction respectively, the limiting angle steel 52 is provided with a guide rail lock, the limiting angle steel 52 is used for abutting against and limiting the end corner of the flat carton 6, and the bottom end supporting assembly 53 is used for releasing the flat carton 6 when the material moving mechanism 2 takes the material and supporting the stacked flat carton 6 when the material moving mechanism 2 moves away.

[0050] With reference to Figure 2 and Figure 6 , the limiting angle steel 52 can abut against and limit the end corner of the flat carton 6, so that the flat cartons 6 are stacked in order; the bottom end supporting assembly 53 completes the releasing and supporting actions respectively when the material moving mechanism 2 takes the material and moves away, so that the flat cartons 6 are stably placed in the storage area, the flat cartons 6 are prevented from scattering, and the material taking accuracy is improved. Meanwhile, each assembly can slide and is provided with a guide rail lock, so that the storage requirements of the flat cartons 6 with different sizes can be flexibly adapted.

[0051] With reference to Figure 2 , Figure 6 and Figure 7 , the bottom end supporting assembly 53 comprises a fixed sheet 531, a supporting sheet 532 and an elastic member, the fixed sheet 531 is fixed on the moving table 51 through bolts, the supporting sheet 532 is located on the side of the fixed sheet 531 away from the storage area, the top end of the supporting sheet 532 is hinged on the fixed sheet 531, and the elastic member is used for driving the supporting sheet 532 to always rotate towards the side of the storage area; when the material moving mechanism 2 moves away from the stacking arrangement mechanism 5, the supporting sheet 532 abuts against the fixed sheet 531, and the bottom end of the supporting sheet 532 extends to the position directly below the storage area for supporting the stacked flat cartons 6.

[0052] With reference to Figure 6 and Figure 7 , the elastic member drives the supporting sheet 532 to always rotate towards the side of the storage area, and when the material moving mechanism 2 moves away, the supporting sheet 532 automatically abuts against the fixed sheet 531 and extends below the storage area to support the flat cartons 6; when the material is taken, the material moving mechanism 2 adsorbs the flat carton 6, the flat carton 6 drives the supporting sheet 532 to rotate to release, so that manual intervention is not needed, and the working efficiency and stability are improved.

[0053] With reference to Figure 6 and Figure 7The elastic member includes a positioning bolt 533 and a spring 534. The supporting plate 532 is provided with a positioning hole 535 with a larger diameter than the positioning bolt 533. One end of the positioning bolt 533 is threadedly connected to the fixed plate 531 after penetrating through the positioning hole 535. The spring 534 is sleeved on the positioning bolt 533, and two ends of the spring 534 are respectively abutted against the head of the positioning bolt 533 and the supporting plate 532. The spring 534 generates elastic force by elastic deformation, and elastically drives the supporting plate 532.

[0054] With reference to Figures 2-5 The folding box mechanism 4 includes a base tongue 61 folding mechanism, a buckle tongue 62 folding mechanism and two side tongues 63 folding mechanisms. The base tongue 61 folding mechanism is used for folding the base tongue 61. The two side tongues 63 folding mechanisms are respectively used for folding the two side tongues 63. The buckle tongue 62 folding mechanism is used for folding the buckle tongue 62.

[0055] With reference to Figures 2-5 The folding mechanism is subdivided into the base tongue 61 folding mechanism, the buckle tongue 62 folding mechanism and the two side tongues 63 folding mechanisms, which correspond to the folding of different box tongues respectively. The folding mechanism has clear division of labor and cooperative work, and can accurately and efficiently close the opening at one end of the fully opened paper box 6, thereby ensuring the folding box quality and production efficiency.

[0056] As shown in Figure 8 , the base tongue 61 is located below the buckle tongue 62, and the two side tongues 63 are respectively located on the two sides of the box body.

[0057] With reference to Figures 2-5 and Figure 8 The base tongue 61 folding mechanism includes a supporting plate 41, a driving member one, a base pushing plate 42 and a driving member two. The supporting plate 41 faces the opening of the paper box 6. The driving member one drives the supporting plate 41 to move along the Y-axis direction. The supporting plate 41 is isosceles trapezoidal, and is used for outwardly supporting the two side tongues 63. The base pushing plate 42 is located below the supporting plate 41. The driving member two drives the base pushing plate 42 to move along the inclined direction and the Y-axis direction. The base pushing plate 42 moves obliquely upward to fold the base tongue 61, and moves along the Y-axis direction to further push the base tongue 61.

[0058] With reference to Figures 2-5 and Figure 8 The side tongue 63 folding mechanism includes a side pushing plate 43 and a driving member three. The two side pushing plates 43 are respectively located on the two sides of the base tongue 61 folding mechanism. The driving member three drives the side pushing plate 43 to move along the inclined direction to fold the side tongue 63.

[0059] With reference to Figures 2-5 and Figure 8, the buckle tongue 62 folding mechanism includes a buckle push plate 44, a driving member four, an insertion plate 45 and a driving member five. The buckle push plate 44 is located above the support plate 41, the driving member four drives the buckle push plate 44 to move in an inclined direction, and the buckle push plate 44 moves downwardly and preliminarily folds the buckle tongue 62. The insertion plate 45 is located below the support plate 41, the driving member five drives the insertion plate 45 to move along the Y-axis direction, and the insertion plate 45 pushes the buckle tongue 62 into the joint between the base tongue 61 and the side tongue 63, and finally completes the folding of the bottom surface of the carton 6.

[0060] With reference to Figures 2-5 and Figure 8 , the driving member one, the driving member four and the driving member five slide along the vertical direction on the guide rails of the rack 1, and are respectively provided with a guide rail lock for locking the respective positions. The two driving member threes slide along the X-axis direction on the guide rails of the rack 1, and are respectively provided with a guide rail lock for locking the respective positions, so as to adapt to the folding operation of cartons 6 of different models. The driving member one, the driving member two, the driving member three, the driving member four and the driving member five are all air cylinders.

[0061] With reference to Figure 2 and Figure 3 , the blanking mechanism 7 is arranged along the Y-axis direction of the length of the base 31, and the top surface of the base 31 is used to receive the carton 6. The blanking mechanism 7 is used to move the folded carton 6 away from the opening position along the length of the base 31. The blanking mechanism 7 is a blow nozzle 71, one end of the blow nozzle 71 is aligned with the carton 6, and the other end of the blow nozzle 71 is connected with a fan. The folded carton 6 is driven to move by the wind force blowing the one side of the carton 6.

[0062] With reference to Figure 2 and Figure 3 , the blanking mechanism 7 moves the folded carton 6 away from the opening position along the length of the base 31, realizes the automatic discharge of the carton 6 after the opening and folding of the carton 6, improves the coherence and automation degree of the equipment work, reduces the manual handling link, improves the production efficiency, and makes the whole production process more smooth.

[0063] Of course, the above is only a typical example of the present application, in addition to this, the present application can have other various specific implementation manners, and any technical solution formed by equivalent replacement or equivalent transformation falls within the scope of the present application.

Claims

1. A carton opening machine, comprising a frame (1), a carton moving mechanism (2), a carton opening mechanism (3) and a carton folding mechanism (4) arranged on the frame (1), wherein the frame (1) is provided with a storage area for storing cartons (6) to be unfolded, the carton moving mechanism (2) is used to take out the cartons (6) to be unfolded from the storage area and transfer them to an opening position, the carton opening mechanism (3) is used to perform an opening operation on the cartons (6) located at the opening position to change them from a flat state to a fully open state, and the carton folding mechanism (4) is used to fold the carton tongue at one end of the carton (6) in the fully open state inward to close the opening at the end, characterized in that: The opening box mechanism (3) comprises opening box assemblies symmetrically arranged on both sides of the material moving mechanism (2), the opening box assembly comprises a base (31), a folding plate (32), a first driving member (33), a folding rod (34), a first adsorption assembly (35) and a second driving member (36), the base (31) is arranged on the rack (1), one end of the folding plate (32) is rotatably connected with the base (31) to be able to rotate towards the inner side of the opening box position, the first driving member (33) drives the folding plate (32) to rotate; One end of the folding rod (34) is rotatably connected with the folding plate (32) to be able to rotate towards the inner side of the opening box position, the second driving member (36) drives the folding rod (34) to rotate, the first adsorption assembly (35) is arranged on the folding rod (34) and is used for adsorbing the upper surface of the box body; the material moving mechanism (2) is provided with a second adsorption assembly (21) thereon and is used for adsorbing the lower surface of the box body.

2. A carton opener according to claim 1, characterised in that: The material moving mechanism (2) further comprises a third driving member (22) and a lifting platform (23), the third driving member (22) is arranged on the rack (1) and is used for driving the lifting platform (23) to move in the vertical direction, the second adsorption assembly (21) is arranged on the lifting platform (23), and the storage area is located directly above the second adsorption assembly (21).

3. A carton unscrambler according to claim 1, wherein: The folding rod (34) is provided with a waist-shaped hole (341) along the length direction, and the first adsorption assembly (35) is detachably connected to any position of the waist-shaped hole (341).

4. A carton unscrambler according to claim 1, wherein: The rack (1) is provided with a plurality of first guide rails (11), and the two bases (31) are relatively slid on the first guide rails (11) in the X-axis direction away from the opening box position, and the base (31) is provided with a guide rail lock.

5. A carton unscrambler according to claim 1 wherein: The storage area is provided with a stacking arrangement mechanism (5), the stacking arrangement mechanism (5) comprises two moving platforms (51), a plurality of limiting angle steels (52) and a bottom end supporting assembly (53) arranged on the moving platform (51), the rack (1) is provided with two second guide rails (12), the two moving platforms (51) are slidably connected on the two second guide rails (12) in the X-axis direction, the moving platform (51) is provided with a guide rail lock, a plurality of limiting angle steels (52) are slidably connected on the two moving platforms (51) in the Y-axis direction, the limiting angle steel (52) is provided with a guide rail lock, the limiting angle steel (52) is used for abutting and limiting the end edges of the flat carton (6), and the bottom end supporting assembly (53) is used for releasing the flat carton (6) when the material moving mechanism (2) takes the material, and supporting the stacked flat carton (6) when the material moving mechanism (2) moves away.

6. A carton unscrambler according to claim 5, wherein: The bottom end supporting assembly (53) comprises a fixing plate (531), a supporting plate (532) and an elastic member, the fixing plate (531) is fixed on the moving table (51) by bolts, the supporting plate (532) is located on the side of the fixing plate (531) away from the storage area, the top end of the supporting plate (532) is hinged to the fixing plate (531), and the elastic member is used for driving the supporting plate (532) to rotate towards the side of the storage area at all times; when the material moving mechanism (2) moves away from the stacking and arranging mechanism (5), the supporting plate (532) abuts against the fixing plate (531), and the bottom end of the supporting plate (532) extends to the position directly below the storage area and is used for supporting the stacked flat cartons (6).

7. A carton unscrambler according to claim 6, wherein: The elastic member comprises a positioning bolt (533) and a spring (534), the supporting plate (532) is provided with a positioning hole (535) with a larger diameter, the positioning bolt (533) passes through the positioning hole (535) and is threadedly connected to the fixing plate (531) at one end, and the spring (534) is sleeved on the positioning bolt (533) and abuts against the head of the positioning bolt (533) and the supporting plate (532) at two ends.

8. A carton unscrambler according to claim 1 wherein: The carton folding mechanism (4) comprises a base tongue (61) folding mechanism, a buckle tongue (62) folding mechanism and two side tongues (63) folding mechanisms, the base tongue (61) folding mechanism is used for folding the base tongue (61), the two side tongues (63) folding mechanisms are respectively used for folding the two side tongues (63), and the buckle tongue (62) folding mechanism is used for folding the buckle tongue (62).

9. A carton unscrambler according to claim 1 wherein: The blanking mechanism (7) is arranged along the length direction of the base (31) along the Y axis, and the top surface of the base (31) is used for supporting the cartons (6); and the blanking mechanism (7) is used for moving the folded cartons (6) away from the opening position along the length direction of the base (31).

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