Automatic unpacking machine suitable for bottle body with or without bottom support

Abstract

The application discloses a kind of automatic unpacking machine suitable for bottle body with or without bottom support in the technical field of packaging equipment, comprising: workbench, the workbench is equipped with film cutting platform assembly, film cutting assembly, gripper assembly, transmission mechanism, collection box, the film cutting platform assembly includes film cutting platform and the inlet end on film cutting platform is equipped with feeding platform;The feeding platform is equipped with push plate and third driving element for driving push plate to move, the feeding platform is equipped with film pressing assembly and power mechanism for driving film pressing assembly to rotate;The bottom of the film cutting platform is equipped with suction accessory, different film cutting modes of bottom support packaging piece and bottomless packaging piece are realized by film cutting assembly in the application, and two different gripper assemblies are used to move and process bottom support packaging piece or bottomless packaging piece respectively, and the bottle body is taken out from the packaging piece, so as to increase the functionality of unpacking machine.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of packaging equipment, in particular to an automatic unpacking machine suitable for bottle bodies with or without bottom supports. BACKGROUND

[0002] When the existing unpacking machine is used to unpack the packaging pieces containing bottle bodies (such as vials), the outer film on the outside of the packaging piece needs to be removed, and the bottle body in the packaging piece needs to be taken out. During the process of processing the packaging piece, some packaging pieces have bottom supports (the outer film wraps the bottle body and the bottom support), and some packaging pieces do not contain bottom supports (only one outer film is wrapped). The existing unpacking machine has a single function and cannot process the two types of packaging pieces at the same time, resulting in certain limitations of the unpacking machine. SUMMARY

[0003] The present application relates to the technical field of packaging equipment, in particular to an automatic unpacking machine suitable for bottle bodies with or without bottom supports.

[0004] To achieve the above-mentioned purpose, the present application provides the following technical scheme: an automatic unpacking machine suitable for bottle bodies with or without bottom supports, comprising: a workbench, a film cutting platform assembly for placing bottle body packaging pieces, a film cutting assembly for cutting bottle body packaging pieces, a gripper assembly for moving bottle bodies, a transmission mechanism for transmitting bottle bodies, a collection box for collecting waste film, the film cutting platform assembly comprising a film cutting platform and an inlet platform installed on the inlet end of the film cutting platform;

[0005] A push plate and a third driving member for driving the push plate to move are arranged on the inlet platform, and a film pressing assembly and a power mechanism for driving the film pressing assembly to rotate are arranged on the inlet platform.

[0006] A suction accessory is arranged at the bottom of the film cutting platform, the third driving member drives the push plate to move, and the bottle body packaging pieces placed on the inlet platform are pushed into the upper part of the film cutting platform, the outer film of the packaging piece is cut by the film cutting assembly, and the outer film is limited by the film pressing assembly and the suction accessory.

[0007] Preferably, the film pressing assembly comprises a mounting plate installed on the output end of the power mechanism, the mounting plate is provided with a fourth driving member, a pressing plate is arranged on the moving end of the fourth driving member, and the moving direction of the pressing plate is the same as that of the push plate.

[0008] Preferably, the film cutting assembly comprises a mechanical arm and a lifting cylinder installed on the moving end of the mechanical arm, a positioning camera, an electric knife and a film suction assembly are arranged on the moving end of the lifting cylinder.

[0009] As preferred, the electric heating cutter comprises an electric heating cutter body installed on the moving end of the lifting cylinder, and the electric heating cutter body is provided with a horizontal cutter blade, a vertical cutter blade and two pressure sensors for detecting the pressure of the horizontal cutter blade and the vertical cutter blade respectively.

[0010] As preferred, the film sucking assembly comprises a mounting member installed on the moving end of the lifting cylinder, and the bottom of the mounting member is provided with a sucking disc, and the side wall of the mounting member is provided with a fifth driving member, and the output end of the fifth driving member is provided with a clamping jaw.

[0011] As preferred, the side wall of the collecting box is provided with a guide groove, a film pressing rod for pressing the waste film in the collecting box is slidingly inserted into the guide groove, and the collecting box is provided with a driving mechanism for driving the film pressing rod to move.

[0012] The guide groove extends from the top of the side edge of the collecting box to the bottom of the middle part of the collecting box.

[0013] As preferred, the gripper assembly comprises a guide rail installed on the workbench, a support and a sixth driving member for driving the support to move are slidingly arranged on the guide rail, a lifting driving member is arranged on the support, a mounting frame is arranged on the moving end of the lifting driving member, a plurality of groups of bottle expanding assemblies are arranged on the bottom of the mounting frame, the bottle expanding assembly comprises a guide rod installed on the bottom of the mounting frame, a base is arranged at the bottom end of the guide rod, an expansion ball and a movable sleeve for pressing the expansion ball are sleeved on the outer wall of the guide rod.

[0014] The mounting frame is slidingly provided with a pressing member for driving the movable sleeve to move downward and a power cylinder for driving the pressing member to move.

[0015] As preferred, the gripper assembly comprises a guide rail installed on the workbench, a support and a sixth driving member for driving the support to move are slidingly arranged on the guide rail, a lifting driving member is arranged on the support, a frame is arranged on the moving end of the lifting driving member, a connecting frame is arranged on the frame, clamping members are slidingly arranged on both sides of the connecting frame, and driving cylinders and adjusting cylinders for respectively driving the two clamping members to move are arranged on both sides of the connecting frame, a pushing plate for pushing the bottle body from the film cutting platform to the transmission mechanism is arranged on the frame, and a telescopic cylinder for driving the pushing plate to move is arranged on the frame.

[0016] As preferred, the connecting frame is connected with the frame through a rotating shaft, and a vibrating member for vibrating the connecting frame is arranged on the frame.

[0017] Preferably, one side of the workbench is provided with a mounting rack, the mounting rack is provided with a supporting plate for supporting the bottom support and a first driving element for driving the supporting plate to move, the mounting rack is provided with a collecting element, the mounting rack is hingedly provided with a baffle for blocking the top of the collecting element and a second driving element for driving the baffle to move, and the mounting rack is provided with a pushing mechanism for pushing the bottom support on the supporting plate to above the collecting element.

[0018] Compared with the prior art, the application has the beneficial effects that: the different film cutting modes of the bottom support packaging piece and the bottom support-free packaging piece are realized by the film cutting assembly, and the bottom support packaging piece or the bottom support-free packaging piece is moved by the two different gripper assemblies respectively, and the bottle body is taken out from the packaging piece, thereby increasing the functionality of the unpacking machine. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a structural schematic diagram of the application;

[0020] Figure 2 It is a connection structure schematic diagram of the workbench and the transmission mechanism of the application;

[0021] Figure 3 It is a film cutting platform assembly structure schematic diagram of the application;

[0022] Figure 4 It is a connection structure schematic diagram of the film cutting platform and the suction accessory of the application;

[0023] Figure 5 It is a film cutting assembly structure schematic diagram of the application;

[0024] Figure 6 It is a connection structure schematic diagram of the electric heating knife and the film suction assembly of the application;

[0025] Figure 7 It is a connection structure schematic diagram of the fifth driving element and the gripper of the application;

[0026] Figure 8 It is a connection structure schematic diagram of the workbench and the collecting box of the application;

[0027] Figure 9 It is a connection structure schematic diagram of the collecting box and the film pressing rod of the application;

[0028] Figure 10 It is a connection structure schematic diagram of the mounting rack and the supporting plate of the application;

[0029] Figure 11 It is a structure schematic diagram of the gripper assembly of the application;

[0030] Figure 12 It is a structure schematic diagram of the bottle expanding assembly of the application;

[0031] Figure 13Another group of structural schematic diagram of the invention gripper assembly;

[0032] Figure 14 The schematic diagram of the connection structure of the frame and the connecting frame of the invention.

[0033] In the figure: 1, workbench; 2, film cutting platform assembly; 21, feeding platform; 22, film cutting platform; 23, push plate; 24, third driving part; 25, leveling part; 26, suction accessory; 3, film cutting assembly; 31, mechanical arm; 32, positioning camera; 33, electric hot knife; 331, electric hot knife body; 332, horizontal blade; 333, vertical blade; 334, pressure sensor; 34, film suction assembly; 341, mounting part; 342, suction cup; 343, fifth driving part; 344, clamping jaw; 4, gripper assembly; 41, guide rail; 42, sixth driving part; 43, support; 44, mounting frame; 45, bottle expanding assembly; 451, guide rod; 452, base; 453, inflatable ball; 454, movable sleeve; 46, lifting driving part; 47, frame; 48, push plate; 49, connecting frame; 410, clamping part; 411, driving cylinder; 412, adjusting cylinder; 413, vibrating part; 5, transmission mechanism; 6, mounting rack; 7, film pressing assembly; 71, mounting plate; 72, fourth driving part; 73, pressing plate; 8, collection box; 9, guide groove; 10, film pressing rod; 11, driving mechanism; 12, supporting plate; 13, first driving part; 14, pushing mechanism; 15, second driving part; 16, baffle. DETAILED DESCRIPTION

[0034] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0035] Embodiment 1

[0036] Please refer to Figure 1 and Figure 2 An automatic unpacking machine suitable for bottle bodies with or without bottom support, comprising: a workbench 1, the workbench 1 is provided with a film cutting platform assembly 2, a film cutting assembly 3, a gripper assembly 4, a transmission mechanism 5, and a collection box 8.

[0037] Please refer to Figure 3 and Figure 4The cutting film platform assembly 2 comprises a cutting film platform 22 and a feeding platform 21 installed at the inlet end of the cutting film platform 22, and a push plate 23 is slidably arranged on the feeding platform 21, and a third driving member 24 (such as an electric telescopic rod) is arranged at the side of the feeding platform 21, and the moving end of the third driving member 24 is connected with the push plate 23, and a power mechanism (such as a motor) is arranged on the feeding platform 21, and a film pressing assembly 7 is installed on the output end of the power mechanism, and a suction accessory 26 (such as a suction disc, and a gas pump is communicated with the suction disc) is arranged at the bottom of the cutting film platform 22, and the packaging is placed on the feeding platform 21, the third driving member 24 drives the push plate 23 to move, so that the push plate 23 pushes the packaging to the upper side of the cutting film platform 22, and the suction accessory 26 can suction the outer film of the packaging from the lower side.

[0038] In the embodiment, as a further optimized scheme, please refer to Figure 3 The film pressing assembly 7 comprises an installation plate 71 installed on the output end of the power mechanism, and a fourth driving member 72 (such as an electric telescopic rod) is arranged on the installation plate 71, and a pressing plate 73 is arranged on the moving end of the fourth driving member 72, and the moving direction of the pressing plate 73 is the same as that of the push plate 23, and the fourth driving member 72 works to drive the pressing plate 73 to move away from or close to the installation plate 71, so as to change the distance between the packaging placed on the cutting film platform 22 and the pressing plate 73.

[0039] In the embodiment, as a further optimized scheme, please refer to Figure 5 The film cutting assembly 3 comprises a mechanical arm 31 and a lifting cylinder installed on the moving end of the mechanical arm 31, and a positioning camera 32, an electric heating knife 33 and a film suction assembly 34 are arranged on the moving end of the lifting cylinder.

[0040] In the embodiment, as a further optimized scheme, please refer to Figure 6 and Figure 7 The electric heating knife 33 comprises an electric heating knife body 331 installed on the moving end of the lifting cylinder, and a horizontal blade 332 and a vertical blade 333 are arranged on the electric heating knife body 331, and two pressure sensors 334 are arranged on the electric heating knife body 331, and the two pressure sensors 334 are respectively used to detect the pressure of the horizontal blade 332 and the vertical blade 333 when cutting the outer film of the packaging, and transmit the information to the controller, and the controller adjusts the position of the electric heating knife 33 according to the pressure, so as to ensure that the horizontal blade 332 and the vertical blade 333 can cut the film of the packaging.

[0041] In the embodiment, as a further optimized scheme, please refer to Figure 6 and Figure 7The film suction assembly 34 comprises a mounting piece 341 mounted on the moving end of the lifting cylinder, the bottom of the mounting piece 341 is provided with a suction disc 342, the suction disc 342 is communicated with a gas pump, the sidewall of the mounting piece 341 is provided with a fifth driving piece 343 (such as a motor), and the output end of the fifth driving piece 343 is provided with a clamping jaw 344; when the suction disc 342 adsorbs the outer film, the fifth driving piece 343 drives the clamping jaw 344 to rotate, so that the clamping jaw 344 rotates to the lower side of the suction disc 342, and the outer film adsorbed by the suction disc 342 is fixed, so that the adsorbed outer film is prevented from falling off.

[0042] In this embodiment, as a further optimized scheme, please refer to Figure 8 and Figure 9 A guide groove 9 is formed in the sidewall of the collecting box 8, a film pressing rod 10 is slidably inserted into the guide groove 9, and a driving mechanism 11 for driving the film pressing rod 10 to move is arranged on the collecting box 8; the guide groove 9 extends from the top of the sidewall of the collecting box 8 to the middle bottom of the collecting box 8; the outer film of the packaging piece is placed in the collecting box 8 after being cut, the driving mechanism 11 drives the film pressing rod 10 to slide along the guide groove 9, so that the film pressing rod 10 presses the outer film stored in the collecting box 8 downward, so that more outer films can be stored in the collecting box 8.

[0043] It should be noted that the gripper assembly 4 has two forms for bottle packaging pieces with bottom supports (several groups of bottle bodies are provided with bottom supports, and the outer film wraps the several groups of bottle bodies and the bottom supports) and bottle packaging pieces without bottom supports (the outer film directly wraps several groups of bottle bodies); according to the packaging pieces to be processed, the gripper assembly 4 is replaced.

[0044] (1) The first form of the gripper assembly 4 is as follows:

[0045] Please refer to Figure 11 The gripper assembly 4 comprises a guide rail 41 mounted on the workbench 1, a bracket 43 slidably arranged on the guide rail 41, and a sixth driving piece 42 (such as a motor) connected to the bracket 43 (a gear is mounted on the output shaft of the motor, a rack is mounted on the guide rail 41, the gear is engaged with the rack, and the motor drives the gear to rotate, so that the gear moves on the rack, thereby driving the bracket 43 to move on the guide rail 41); the bracket 43 is provided with a lifting driving piece 46 (such as a lifting cylinder), and the moving end of the lifting driving piece 46 is provided with a mounting frame 44, and the bottom of the mounting frame 44 is provided with a plurality of bottle expanding assemblies 45.

[0046] Among them, please refer to Figure 11 and Figure 12The bottle-expanding assembly 45 comprises a guide rod 451 mounted at the bottom of the mounting frame 44, the bottom end of the guide rod 451 is provided with a base 452, the outer wall of the guide rod 451 is sleeved with an expansion ball 453 (made of rubber), the outer wall of the guide rod 451 is sleeved with a movable sleeve 454, and the movable sleeve 454 is above the expansion ball 453; a pressing piece is slidably arranged on the mounting frame 44, the bottom of the pressing piece is attached to the top of the movable sleeve 454, and a power cylinder (such as an electric telescopic rod) is mounted on the mounting frame 44, and the moving end of the power cylinder is connected with the pressing piece.

[0047] When unpacking the bottom-support-free packaging piece, the above-mentioned gripper assembly 4 needs to be used, and the specific working mode is as follows:

[0048] Feeding: the packaging piece is placed on the feeding platform 21 of the film-cutting platform assembly 2, the third driving piece 24 drives the push plate 23 to move, and the packaging piece is pushed onto the film-cutting platform 22;

[0049] Film cutting: then the film-cutting assembly 3 works, the mechanical arm 31 moves, the positioning camera 32 finds the position of the packaging piece and feeds back to the controller, so that the controller controls the mechanical arm 31 to move to the predetermined area, and then the electric heating knife 33 is used to cut the three edges and four corners of the packaging piece (the three edges refer to the front, left and right three edges of the packaging piece in the moving direction of the packaging piece, wherein the moving direction of the packaging piece refers to the moving direction of the packaging piece from the feeding platform 21 to the film-cutting platform 22), after cutting, the suction cup 342 sucks the upper film of the packaging piece, the mechanical arm 31 moves with the film-sucking assembly 34, and the film on the top of the packaging piece is turned over to the feeding platform 21 (the top of the packaging piece is opened, so that the bottle body is exposed); the power mechanism drives the film-pressing assembly 7 to rotate and press the turned-over outer film, and the suction member 26 sucks the outer film of the packaging piece from the bottom;

[0050] Bottle taking: then the sixth driving piece 42 works, drives the support 43 to move above the guide rail 41, moves the bottle-expanding assembly 45 to the top of the bottle body, and then the lifting driving piece 46 drives the mounting frame 44 to move downward, and the bottom end of the guide rod 451 is inserted into the bottle body; then the power cylinder works, drives the pressing piece to move downward, pushes the movable sleeve 454 downward, extrudes the expansion ball 453, makes it deform and fully contact with the inner wall of the bottle body, and fixes the bottle body on the bottle-expanding assembly 45; then the lifting driving piece 46 moves upward with the bottle body and the mounting frame 44, then the sixth driving piece 42 works, moves the support 43, moves the bottle body to the top of the transmission mechanism 5, then the lifting driving piece 46 moves downward with the bottle body and falls to the top of the transmission mechanism 5, then the power cylinder moves upward with the pressing piece, the extrusion of the movable sleeve 454 on the expansion ball 453 disappears, the bottle body is loosened, the gripper assembly 4 is reset, and the transmission mechanism 5 transmits the bottle body to the next processing area;

[0051] Collecting film: the film suction assembly 34 is moved to the top of the collecting box 8 by the mechanical arm 31, and then the film suction assembly 34 is released to make the film fall into the collecting box 8.

[0052] (2) The second form of the gripper assembly 4 is as follows:

[0053] Please refer to Figure 13 and Figure 14 , the gripper assembly 4 includes a guide rail 41 installed on the workbench 1, a support 43 is slidably arranged on the guide rail 41, and a sixth driving member 42 (such as a motor, a gear is installed on the output shaft of the motor, and a rack is installed on the guide rail 41, the gear is meshed with the rack, the motor drives the gear to rotate, and the gear moves on the rack, thereby driving the support 43 to move on the guide rail 41) is connected to the support 43; the support 43 is provided with a lifting driving member 46 (such as a lifting cylinder), and a frame 47 is arranged on the moving end of the lifting driving member 46; a connecting frame 49 is arranged on the frame 47, and clamping members 410 are slidably arranged on both sides of the connecting frame 49; a driving cylinder 411 and an adjusting cylinder 412 are installed on the connecting frame 49, and the moving ends of the two are connected with the two clamping members 410 respectively; a push plate 48 is slidably arranged on the frame 47, and a telescopic cylinder is installed on the frame 47, and the moving end of the telescopic cylinder is connected with the push plate 48; one clamping member 410 is driven to move by the adjusting cylinder 412, so as to adjust the distance between the two clamping members 410.

[0054] When unpacking the packaging with a bottom support, the above-mentioned gripper assembly 4 needs to be used, and the specific working mode is as follows:

[0055] Feeding: place the packaging on the feeding platform 21 of the film cutting platform assembly 2, and drive the push plate 23 to move by the third driving member 24, so as to push the packaging into the film cutting platform 22;

[0056] Film cutting: then the film cutting assembly 3 works, the mechanical arm 31 moves, the position of the packaging is found by the positioning camera 32 and fed back to the controller, so that the controller controls the mechanical arm 31 to move to the predetermined area; the four edges of the packaging are cut by the electric heating knife 33 (the cutting refers to cutting the outer film of the packaging), after cutting, the film above the packaging is sucked by the suction cup 342, the mechanical arm 31 moves with the film suction assembly 34, the film on the top of the packaging is removed (the bottle body in the packaging is exposed), the power mechanism drives the film pressing assembly 7 to rotate, the pressing plate 73 scrapes the film on the side of the packaging downward, and the rear side of the packaging is exposed (the rear side refers to the rear side of the packaging in the moving direction, wherein the moving direction of the packaging refers to the moving direction of the packaging from the feeding platform 21 to the film cutting platform 22), and the film suction assembly 26 sucks the outer film of the packaging from the bottom;

[0057] Bottle taking: then the sixth driving element 42 works, drives the support 43 to move above the guide rail 41, moves the connecting support 49 to the top of the bottle body; the lifting driving element 46 drives the frame 47 to move downwards, and then the driving cylinder 411 works, so that the two clamping elements 410 move close to each other, and the two clamping elements 410 clamp the bottom support; the frame 47 and the connecting support 49 move upwards, the bottom support is removed, and then the frame 47 moves downwards again, so that the pushing plate 48 is located at the rear side of the packaging element (the rear side refers to the rear side of the packaging element in the moving direction), and then the telescopic cylinder works, so that the pushing plate 48 moves and pushes the bottle body from the rear side of the packaging element to the conveying mechanism 5, and the conveying mechanism 5 conveys the bottle body to the next processing area.

[0058] Film collecting: the film pressing assembly 7 is reset under the driving of the power mechanism, and then the suction element 26 stops working; the mechanical arm 31 moves, so that the suction disc 342 sucks and holds the outer film of the packaging element, and then moves above the collecting box 8 and is released, so that the film falls into the collecting box 8 for storage.

[0059] In this embodiment, as a further optimized scheme, please refer to Figure 14 , the connecting support 49 is connected with the frame 47 through a rotating shaft, and the frame 47 is provided with a vibrating element 413 (such as a vibrating cylinder) for vibrating the connecting support 49; when the clamping element 410 clamps and removes the bottom support, the bottle body will not move together through the work of the vibrating element 413.

[0060] In this embodiment, as a further optimized scheme, please refer to Figure 1 、 Figure 2 and Figure 10 , one side of the workbench 1 is provided with a mounting frame 6, the mounting frame 6 is provided with a first driving element 13 (such as a telescopic cylinder), and a supporting plate 12 is installed on the moving end of the first driving element 13; the mounting frame 6 is provided with a collecting element (a box with an open top), and a baffle 16 is hingedly connected to the mounting frame 6 and used for blocking the opening at the top of the collecting element; a second driving element 15 is installed between the mounting frame 6 and the baffle 16, and a pushing mechanism 14 (including an electric telescopic rod and a plate body installed on the moving end of the electric telescopic rod) is arranged on the mounting frame 6; after the clamping element 410 clamps the bottom support and moves upwards, the first driving element 13 drives the supporting plate 12 to move, so that the supporting plate 12 moves to the lower side of the clamping element 410, the clamping element 410 releases the bottom support, and the bottom support falls onto the supporting plate 12; then the first driving element 13 resets the supporting plate 12, and then the pushing mechanism 14 pushes the bottom support above the supporting plate 12 to the upper side of the collecting element, and the second driving element 15 works, so that the baffle 16 rotates, the upper side of the collecting element is opened, and the bottom support falls into the collecting element.

[0061] In this embodiment, as a further optimized scheme, please refer to Figure 3The side wall of the film cutting platform 22 is provided with a flattening device 25 (including a telescopic cylinder and a flattening plate mounted on the moving end of the telescopic cylinder); after cutting the film, the flattening device 25 is used to extrude and flatten the bottle in the packaging piece.

[0062] It should be noted that for the packaging piece without a bottom support, the flattening device 25 has two groups, which are respectively located at the left side and the front side of the packaging piece; for the packaging piece with a bottom support, the flattening device 25 has one group, which is located at the left side of the packaging piece.

[0063] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. An automatic unpacking machine suitable for bottles with a bottom support, comprising: The workbench (1) is characterized in that: the cutting film platform assembly (2) comprises a cutting film platform (22) and a feeding platform (21) installed on the inlet end of the cutting film platform (22); The feeding platform (21) is provided with a push plate (23) and a third driving part (24) for driving the push plate (23) to move, and the feeding platform (21) is provided with a film pressing assembly (7) and a power mechanism for driving the film pressing assembly (7) to rotate; The bottom of the cutting film platform (22) is provided with a suction accessory (26), the third driving part (24) drives the push plate (23) to move, and the bottle packaging placed on the feeding platform (21) is pushed into the upper part of the cutting film platform (22), the outer film of the packaging is cut by the cutting film assembly (3), and the outer film is limited by the film pressing assembly (7) and the suction accessory (26); The gripper assembly (4) comprises a guide rail (41) installed on the workbench (1), a bracket (43) and a sixth driving part (42) for driving the bracket (43) to move are slidably arranged on the guide rail (41), a lifting driving part (46) is arranged on the bracket (43), a mounting frame (44) is arranged on the moving end of the lifting driving part (46), a plurality of bottle expanding assemblies (45) are arranged on the bottom of the mounting frame (44), the bottle expanding assembly (45) comprises a guide rod (451) installed on the bottom of the mounting frame (44), a base (452) is arranged at the bottom end of the guide rod (451), an expansion ball (453) and a movable sleeve (454) for pressing the expansion ball (453) are sleeved on the outer wall of the guide rod (451); The mounting frame (44) is slidably provided with a pressing part for driving the movable sleeve (454) to move downward and a power cylinder for driving the pressing part to move, The gripper assembly (4) comprises a guide rail (41) installed on the workbench (1), a bracket (43) and a sixth driving part (42) for driving the bracket (43) to move are slidably arranged on the guide rail (41), a lifting driving part (46) is arranged on the bracket (43), a frame (47) is arranged on the moving end of the lifting driving part (46), a connecting frame (49) is arranged on the frame (47), clamping parts (410) are slidably arranged on both sides of the connecting frame (49), and driving cylinders (411) and adjusting cylinders (412) are arranged for respectively driving the two clamping parts (410) to move, a push plate (48) for pushing the bottle from the cutting film platform (22) to the transmission mechanism (5) is arranged on the frame (47), and an extension cylinder is arranged for driving the push plate (48) to move The connecting frame (49) is connected with the frame (47) through a rotating shaft, the frame (47) is provided with a vibrating member (413) for vibrating the connecting frame (49), and the gripper assembly (4) is replaced according to the packaging member to be processed.

2. The automatic unpacking machine for bottle bodies with or without a bottom support according to claim 1, characterized in that: The film pressing assembly (7) comprises a mounting plate (71) mounted on the output end of the power mechanism, the mounting plate (71) is provided with a fourth driving member (72), the moving end of the fourth driving member (72) is provided with a pressing plate (73), and the moving direction of the pressing plate (73) is the same as that of the push plate (23).

3. The automatic unpacking machine for bottle bodies with or without a bottom support according to claim 1, characterized in that: The film cutting assembly (3) comprises a mechanical arm (31) and a lifting cylinder mounted on the moving end of the mechanical arm (31), and the moving end of the lifting cylinder is provided with a positioning camera (32), an electric heating knife (33) and a film sucking assembly (34).

4. The automatic unpacking machine for bottle bodies with or without a bottom support according to claim 3, characterized in that: The electric heating knife (33) comprises an electric heating knife body (331) mounted on the moving end of the lifting cylinder, and the electric heating knife body (331) is provided with a horizontal blade (332), a vertical blade (333) and two pressure sensors (334) for detecting the pressures of the horizontal blade (332) and the vertical blade (333) respectively.

5. The automatic unpacking machine for bottle bodies with or without a bottom support according to claim 3, characterized in that: The film sucking assembly (34) comprises a mounting member (341) mounted on the moving end of the lifting cylinder, the bottom of the mounting member (341) is provided with a suction disc (342), the side wall of the mounting member (341) is provided with a fifth driving member (343), and the output end of the fifth driving member (343) is provided with a clamping jaw (344).

6. The automatic unpacking machine for bottle bodies with or without a bottom support according to claim 1, characterized in that: The side wall of the collecting box (8) is provided with a guide groove (9), a film pressing rod (10) for pressing the waste film in the collecting box (8) is slidably inserted into the guide groove (9), and the collecting box (8) is provided with a driving mechanism (11) for driving the film pressing rod (10) to move. The guide groove (9) extends from the top of the side edge of the collecting box (8) to the bottom of the middle part of the collecting box (8).

7. The automatic unpacking machine for bottle bodies with or without a bottom support according to claim 1, characterized in that: One side of the workbench (1) is provided with a mounting frame (6), the mounting frame (6) is provided with a supporting plate (12) for supporting the bottom support and a first driving member (13) for driving the supporting plate (12) to move, the mounting frame (6) is provided with a collecting member, the mounting frame (6) is hingedly provided with a baffle (16) for blocking the top of the collecting member and a second driving member (15) for driving the baffle (16) to move, and the mounting frame (6) is provided with a pushing mechanism (14) for pushing the bottom support on the supporting plate (12) to above the collecting member.

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