Automatic bag breaking and barrel changing device

Abstract

The invention discloses an automatic bag breaking and can changing device, and relates to the field of medical care equipment, the automatic bag breaking and can changing device comprises a mounting frame, the mounting frame is of a rectangular frame-shaped structure, a containing space is formed at the bottom of the mounting frame, and a garbage can body is placed in the containing space; top frames are fixed to the top of the mounting frame at equal intervals, channels are horizontally formed in the tops of the top frames, screws are rotationally arranged in the channels and sleeved with bearing assemblies, a connecting frame is mounted at the front end of the mounting frame, a bag breaking device is mounted on the connecting frame, and the mounting frame and the bag breaking device are mounted in a garbage chamber. Garbage can be moved into different garbage cans in the same row during working, the garbage can body close to a garbage throwing opening is prevented from being quickly stacked as much as possible, kitchen garbage and plastic bags can be effectively separated by conducting multi-angle bag breaking treatment on the bag body, the operation pressure of the rear end can be relieved by conducting bag breaking treatment at the resident end, and the service life of the garbage can is prolonged. And the subsequent fermentation treatment of the kitchen garbage is facilitated.

Description

Technical Field

[0001] The invention relates to the field of medical care equipment, in particular to an automatic bag breaking and barrel changing device. Background Art

[0002] Garbage recycling and classification is an important environmental protection behavior, which aims to collect and treat the garbage generated in daily life according to different categories. Through classification, recyclables such as paper, plastic, metal and glass can be effectively recycled to reduce resource waste. Hazardous waste such as batteries and fluorescent tubes require special safety treatment to prevent harm to the environment and human health. Wet garbage such as kitchen waste can be used for biodegradation and composting, converted into organic fertilizer, and promote resource recycling. Dry garbage is mainly incinerated or landfilled. Garbage classification not only helps to reduce the amount of garbage and reduce processing costs, but also improves environmental quality and achieves sustainable development. Existing garbage recycling and classification devices usually achieve overall garbage classification through designated garbage classification rooms.

[0003] When the existing garbage collection device collects garbage, due to the limited overall capacity of the garbage bin, when multiple garbage is thrown into the same garbage bin, the garbage is prone to quickly filling up. A separate garbage cleaning staff is required to be stationed in the corresponding garbage sorting room to realize the overall replacement of the garbage bin. The overall operation is relatively cumbersome, and the work efficiency and work cost are high. Therefore, an automatic bag breaking and bin changing device is needed to assist in solving this problem. Summary of the invention

[0004] Based on this, the purpose of the present invention is to provide an automatic bag breaking and barrel replacing device to solve the problem of existing garbage collection devices. When collecting garbage, due to the limited overall capacity of the garbage bin, when multiple garbage are thrown into the same garbage bin, the garbage is prone to quickly pile up. It is necessary for separate garbage cleaning personnel to be stationed in the corresponding garbage sorting room to realize the overall replacement of the garbage bin. The overall operation is relatively cumbersome, and the work efficiency and work cost are high. Technical problems.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: an automatic bag breaking and barrel changing device, comprising a mounting frame, the mounting frame being a rectangular frame structure, a receiving space being formed at the bottom of the mounting frame, a trash can body for collecting trash being placed in the receiving space;

[0006] A top frame is fixed equidistantly at the top of the installation frame, a groove is horizontally opened at the top of the top frame, a screw is rotatably arranged in the groove, a receiving assembly for assisting in changing garbage barrels is sleeved and installed on the screw, a connecting frame is installed at the front end of the installation frame, a bag breaking device for assisting in breaking and cleaning kitchen waste bags is installed on the connecting frame, the installation frame and the bag breaking device are installed in a garbage room, and an entrance for garbage placement is opened on one side of the garbage room, and the receiving assembly is located directly below the entrance for collecting garbage.

[0007] The present invention is further configured as follows: the receiving assembly includes a receiving frame and a weighing module, a slider is protrudingly provided at the bottom of the weighing module, the slider is slidably provided in the groove, the receiving frame is fixed on both sides of the weighing module by bolts, the receiving frame is L-shaped as a whole, the middle section of the receiving frame is connected and fixed by a connecting rod, a mounting plate is vertically fixed on the connecting rod, a first electric push rod is installed on the mounting plate, a mounting frame is hingedly installed at the bottom of the receiving frame, a flat bucket is fixed at the top of the mounting frame, an articulated seat is protrudingly provided at the outer middle section of the mounting frame, and the telescopic rod of the first electric push rod is connected and fixed to the articulated seat by a pin shaft.

[0008] The present invention is further configured such that a screw is rotatably arranged in the groove, the slider is sleeved and installed on the screw, the screw and the slider are threadedly matched, and a rotating motor for assisting the rotation of the screw is installed on the top frame.

[0009] The present invention is further configured such that the bag breaking device includes a fixing frame fixed on the connecting frame, a bag breaking needle assembly for assisting in breaking the bag body is vertically mounted on the fixing frame, bag breaking bucket assemblies for assisting in breaking the bag side edges of the bag body are symmetrically and obliquely mounted on both sides of the fixing frame, the bag breaking needle assembly is located directly above the bag breaking bucket assembly, and the bag breaking bucket assembly and the bag breaking needle assembly cooperate to break the bag.

[0010] The present invention is further configured as follows: the bag breaking bucket assembly includes a first linear motor die base obliquely mounted on the fixed frame, a first screw rod is rotatably arranged on the first linear motor die base, a sliding block is sleeved and installed on the first screw rod, the first screw rod and the sliding block are threadedly matched, a bag breaking bucket plate is fixed on the side of the first linear motor die base, a bag breaking hook is fixed on the sliding block, and the bag breaking hook extends out of the bag breaking bucket plate.

[0011] The present invention is further configured such that the bag breaking hook is a J-shaped rod structure, and a first servo motor is installed inside the first linear motor mold base to drive the first screw rod to rotate.

[0012] The present invention is further configured such that a plurality of bag breaking hooks are provided, and the plurality of bag breaking hooks are equidistantly arranged on the sliding block.

[0013] The present invention is further configured as follows: the bag breaking needle assembly includes a second linear die base vertically fixed on the fixed frame, a second screw rod is vertically rotatably arranged on the second linear die base, a second servo motor that drives the second screw rod to rotate is installed in the second linear die base, a bearing plate is sleeved and installed on the second screw rod, the second screw rod and the bearing plate are threadedly matched, a fixing plate is installed below the bearing plate, a connecting seat is installed at the bottom of the fixing plate, a protruding block is protruding from the bottom of the connecting seat, second electric push rods are obliquely installed on both sides of the protruding block, and the extension rods of the bearing plate are installed with connecting plates, and the bag breaking needle body is protruding from the connecting plate toward one end of the protruding block, and the bag breaking needle body is penetrated and installed on the protruding block.

[0014] The present invention is further configured such that a plurality of bag-breaking needle bodies are provided, and the plurality of bag-breaking needle bodies on both sides are staggeredly arranged on the protruding block.

[0015] The present invention is further configured such that guide rings are installed at the four corners of the bottom of the fixed plate, and adjusting screws and guide rods are respectively installed on the four guide rings. The adjusting screws are threadedly matched with the guide rings, and the guide rods are slidably installed on the guide rings. The bottom of the adjusting screw is rotatably embedded in the top of the connecting seat, and the bottom of the guide rod is fixed to the top of the connecting seat.

[0016] In summary, the present invention mainly has the following beneficial effects: the present invention can effectively receive garbage during operation and move the garbage to different garbage bins in the same row through the cooperation between the top frame arranged at the top of the installation frame, the screw rod, the rotating motor, and the receiving assembly, so as to avoid the problem that the garbage bin body near the garbage input port is quickly filled up and needs to be replaced by manual supervision, thereby reducing the working cost and improving the working efficiency;

[0017] The bag-breaking device arranged on the mounting frame can be used to pour bag-shaped kitchen waste into the bag, and the second screw rod and the supporting plate are threadedly matched to make the supporting plate move as a whole. During the movement of the supporting plate, the fixing plate is driven to descend as a whole, and the connecting seat and the protruding block are driven to descend as a whole. When the protruding block is located at the top of the bag-shaped garbage, the connecting plate is shortened as a whole. During the shortening of the connecting plate, the bag-breaking needle body is driven to extend as a whole, so that the bag-breaking needle body is plugged and installed at the top of the bag-shaped garbage, and then the bag-shaped garbage is preliminarily positioned and broken. The bag breaking bucket components on both sides of the frame drive the first screw rod to rotate forward through the first servo motor. The first screw rod and the sliding block are threadedly matched, so that the sliding block moves as a whole, and then the bag breaking hooks on the sliding block are plugged and installed on the sides of the bagged garbage, so as to perform auxiliary bag breaking on the sides of the bagged garbage. By performing bag breaking at multiple angles on the bag body, kitchen waste and plastic bags can be effectively separated. When the kitchen waste is subsequently fermented, the plastic bags in the kitchen waste need to be screened again to ensure that the subsequent work proceeds smoothly. By performing bag breaking at the resident end, the operational pressure at the back end can be reduced. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural schematic diagram of the present invention;

[0019] Figure 2 This is a schematic diagram of the structure of the present invention without the trash can body;

[0020] Figure 3 This is a schematic diagram of the structure of the present invention after the bag breaking device is disassembled;

[0021] Figure 4 It is a structural schematic diagram of the receiving assembly of the present invention;

[0022] Figure 5 It is a schematic diagram of the structure of the bag breaking device of the present invention;

[0023] Figure 6 It is a structural schematic diagram of the bag breaking bucket assembly of the present invention;

[0024] Figure 7 It is a longitudinal cross-sectional view of the bag breaking bucket assembly of the present invention;

[0025] Figure 8 It is a structural schematic diagram of the bag breaking needle assembly of the present invention;

[0026] Fig. 9 It is a longitudinal sectional view of the fixing plate of the present invention.

[0027] In the figure: 1, installation frame; 2, top frame; 3, screw rod; 4, rotating motor; 5, trash can body; 6, receiving assembly; 7, receiving frame; 8, weighing module; 9, mounting plate; 10, first electric push rod; 11, mounting frame; 111, hinged seat; 12, flat bucket; 13, connecting frame; 14, bag breaking device; 15, fixing frame; 16, bag breaking bucket assembly; 161, first linear motor die base; 1611, first screw rod; 1612, sliding block; 162, bag breaking bucket plate; 163, bag breaking hook; 17, bag breaking needle assembly; 171, second linear die seat; 1711, second screw rod; 172, bearing plate; 173, fixing plate; 1731, guide ring; 1732, adjusting screw rod; 1733, guide rod; 174, connecting seat; 1741, protruding block; 175, second electric push rod; 176, connecting plate; 177, bag breaking needle body. DETAILED DESCRIPTION

[0028] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0029] An automatic bag breaking and barrel changing device, such as Figure 1-4 As shown, it includes a mounting frame 1, which is a rectangular frame structure, and a accommodating space is formed at the bottom of the mounting frame 1. A trash can body 5 for collecting trash is placed in the accommodating space. A top frame 2 is fixed at an equal distance at the top of the mounting frame 1. A groove is horizontally opened at the top of the top frame 2. A screw 3 is rotatably arranged in the groove. A receiving assembly 6 for assisting in changing trash cans is sleeved and installed on the screw 3. The receiving assembly 6 is located just below the entrance for collecting trash. The receiving assembly 6 includes a receiving frame 7 and a weighing module 8. A slider is protruding at the bottom of the weighing module 8. A useful weighing device is installed in the weighing module 8. A weight sensor for weighing is provided, and the model of the weight sensor is ZHBM-208 sensor, which can be used but is not limited to this model. The weight sensor is used to weigh the overall weight of the receiving frame 7, and then determine the overall weight of the garbage on the receiving component 6. The slider is slidably arranged in the groove, and the mounting frame 1 and the bag breaking device 14 are installed in the garbage room. An entrance for garbage placement is opened on one side of the garbage room. A screw 3 is rotatably arranged in the groove, and the slider is sleeved and installed on the screw 3. The screw 3 and the slider are threadedly matched, and a rotating motor 4 for assisting the rotation of the screw 3 is installed on the top frame 2.

[0030] By cooperating with the screw rod 3 and the rotating motor 4, the receiving assembly 6 can be stably moved to the corresponding position during operation, so as to avoid the situation where garbage is thrown into the same garbage bin body 5 and the garbage is quickly filled up.

[0031] The present invention is further configured as follows: the receiving frame 7 is fixed to both sides of the weighing module 8 by bolts, the receiving frame 7 is L-shaped as a whole, the middle section of the receiving frame 7 is connected and fixed by a connecting rod, a mounting plate 9 is vertically fixed on the connecting rod, a first electric push rod 10 is installed on the mounting plate 9, a mounting frame 11 is hingedly installed at the bottom of the receiving frame 7, a flat bucket 12 is fixed at the top of the mounting frame 11, an articulated seat 111 is protrudingly provided at the middle section of the outer side of the mounting frame 11, and the telescopic rod of the first electric push rod 10 is connected and fixed to the articulated seat 111 by a pin shaft.

[0032] By setting the receiving component 6, during operation, the garbage can be placed on the top of the flat bucket 12 through the garbage input port, and the rotating motor 4 is started. The rotating motor 4 drives the screw rod 3 to rotate as a whole. During the rotation of the screw 3, the screw rod 3 and 81 are threadedly matched, so that 81 moves as a whole. During the movement of 81, the weighing module 8 is driven to move as a whole, so that the garbage is moved to the top of the corresponding garbage can body 5 that can be put into the garbage. The first electric push rod 10 is started to shorten the extension rod of the first electric push rod 10 as a whole. During the shortening of the first electric push rod 10, the hinge seat 111 is pulled, so that the mounting frame 11 is pulled and turned, so that the flat bucket 12 is pulled and turned as a whole, and then the garbage falls into the garbage can body 5. The garbage can be effectively received during operation and moved to different garbage cans in the same row, so that the automatic garbage replacement can be realized, and the garbage can body 5 near the garbage input port is avoided as much as possible, and the problem of rapid filling of the garbage can body 5 near the garbage input port and the need for manual replacement is avoided, thereby reducing the working cost and improving the working efficiency.

[0033] Reference Figure 1 , Figure 2 and Figure 5 As shown, a connecting frame 13 is installed at the front end of the installation frame 1, and a bag breaking device 14 for assisting in breaking and cleaning the kitchen waste bags is installed on the connecting frame 13. The bag breaking device 14 includes a fixing frame 15 fixed on the connecting frame 13, and a bag breaking needle assembly 17 for assisting in breaking the bag body is vertically installed on the fixing frame 15. Bag breaking bucket assemblies 16 for assisting in breaking the bag side of the bag body are symmetrically and obliquely installed on both sides of the fixing frame 15. The bag breaking needle assembly 17 is located directly above the bag breaking bucket assembly 16, and the bag breaking bucket assembly 16 and the bag breaking needle assembly 17 cooperate to break the bag.

[0034] By means of the bag breaking device 14 arranged on the mounting frame 1, and through the cooperation between the bag breaking bucket assembly 16 and the bag breaking needle assembly 17, when bagged kitchen waste is poured in, the bag can be broken at multiple angles to effectively separate the kitchen waste from the plastic bag. When the kitchen waste is subsequently fermented, the plastic bags in the kitchen waste need to be screened again to ensure that subsequent work proceeds smoothly. By breaking the bag at the resident end, the operational pressure at the back end can be reduced.

[0035] Reference Figure 5-7 As shown, the bag breaking bucket assembly 16 includes a first linear motor die base 161 obliquely mounted on the fixed frame 15, a first screw rod 1611 is rotatably arranged on the first linear motor die base 161, a sliding block 1612 is sleeved and installed on the first screw rod 1611, the first screw rod 1611 and the sliding block 1612 are threadedly matched, a bag breaking bucket plate 162 is fixed on the side of the first linear motor die base 161, a bag breaking hook 163 is fixed on the sliding block 1612, and a plurality of bag breaking hooks 163 are provided, and the plurality of bag breaking hooks 163 are arranged on the sliding block 1612. The bag breaking hook 163 is equidistantly arranged on the block 1612, and extends out of the bag breaking bucket plate 162. The bag breaking hook 163 is a J-shaped rod structure. The first servo motor that drives the first screw rod 1611 to rotate is installed inside the first linear motor mold base 161. Through the J-shaped rod structure of the bag breaking hook 163, the bag body can be effectively grasped after the garbage bag body is subsequently broken. When the bag breaking hook 163 is retracted and enters the bag breaking bucket plate 162, the bag breaking hook 163 and the bag breaking bucket plate 162 are staggered with each other, so the garbage bag body can be stably torn into pieces.

[0036] Through the bag breaking bucket assembly 16 arranged on both sides of the fixed frame 15, the first servo motor drives the first screw rod 1611 to rotate forward, and the first screw rod 1611 is threadedly engaged with the sliding block 1612, so that the sliding block 1612 moves as a whole, and then the bag breaking hook 163 on the sliding block 1612 is plugged and installed on the side of the bagged garbage, thereby auxiliary bag breaking processing is performed on the side of the bagged garbage.

[0037] Reference Figure 5 , Figure 8 and Fig. 9 As shown, the bag breaking needle assembly 17 includes a second linear die seat 171 vertically fixed on the fixed frame 15, a second screw rod 1711 is vertically rotatably arranged on the second linear die seat 171, a second servo motor driving the second screw rod 1711 to rotate is installed in the second linear die seat 171, a bearing plate 172 is sleeved and installed on the second screw rod 1711, the second screw rod 1711 and the bearing plate 172 are threadedly matched, a fixing plate 173 is installed below the bearing plate 172, and a connecting rod 173 is installed at the bottom of the fixing plate 173. Seat 174, a protruding block 1741 is protrudingly provided at the bottom of the connecting seat 174, second electric push rods 175 are obliquely installed on both sides of the protruding block 1741, and the extension rods of the supporting plate 172 are installed with connecting plates 176, and a bag breaking needle body 177 is protrudingly provided on one end of the connecting plate 176 toward the protruding block 1741. There are several bag breaking needle bodies 177, and the several bag breaking needle bodies 177 on both sides are staggered on the protruding block 1741, and the bag breaking needle bodies 177 are penetrated and installed on the protruding block 1741.

[0038] By means of the bag breaking needle assembly 17 arranged on the fixed frame 15, the second screw rod 1711 and the supporting plate 172 are threadedly matched, so that the supporting plate 172 is moved as a whole, and in the process of the movement of the supporting plate 172, the fixing plate 173 is driven to descend as a whole, and the connecting seat 174 and the protruding block 1741 are driven to descend as a whole. When the protruding block 1741 is located at the top of the bagged garbage, the connecting plate 176 is shortened as a whole, and in the process of shortening the connecting plate 176, the bag breaking needle body 177 is driven to extend as a whole, so that the bag breaking needle body 177 is plugged and installed at the top of the bagged garbage, thereby performing preliminary auxiliary positioning and bag breaking of the bagged garbage.

[0039] The four corners of the bottom of the fixed plate 173 are each installed with a guide ring 1731, and the four guide rings 1731 are respectively installed with an adjusting screw 1732 and a guide rod 1733, the adjusting screw 1732 and the guide ring 1731 are threadedly matched, the guide rod 1733 is slidably installed on the guide ring 1731, the bottom of the adjusting screw 1732 is rotatably embedded in the top of the connecting seat 174, and the bottom of the guide rod 1733 is fixed at the top of the connecting seat 174.

[0040] By cooperating with the adjusting screw rod 1732 and the guide ring 1731, the overall length of the connecting seat 174 can be effectively adjusted by adjusting the overall length of the adjusting screw rod 1732 during operation to adapt to different actual work requirements. The guide rod 1733 set at multiple angles can ensure that each position of the connecting seat 174 remains level after adjustment.

[0041] Working principle of the present invention:

[0042] During operation, garbage is placed on the top of the flat bucket 12 through the garbage inlet, and the overall mass of the garbage on the flat bucket 12 is effectively determined by the weighing sensor on the weighing module 8. When the weight of the garbage is determined, the rotating motor 4 is started, and the rotating motor 4 drives the screw 3 to rotate as a whole. During the rotation of the screw 3, the screw 3 and the slider are threadedly matched, so that the slider moves as a whole. During the movement of the slider, the weighing module 8 is driven to move as a whole, so that the garbage is moved to the top of the corresponding garbage can body 5 that can be put into the garbage, and the first electric push rod 10 is started to shorten the extension rod of the first electric push rod 10 as a whole. During the shortening of the first electric push rod 10, the articulated seat 111 is pulled, so that the mounting frame 11 is pulled and flipped, so that the flat bucket 12 is pulled and flipped as a whole, and then the flat bucket 12 is pulled and flipped, and then the flat bucket 12 is pulled and tightened and falls into the garbage can body 5.

[0043] When the bagged kitchen waste is put into the top of the flat bucket 12, the second servo motor is started first, and the second servo motor drives the second screw rod 1711 to rotate forward. During the rotation of the second screw rod 1711, the second screw rod 1711 is threadedly matched with the supporting plate 172, so that the supporting plate 172 moves as a whole. During the movement of the supporting plate 172, the fixing plate 173 is driven to descend as a whole, and the connecting seat 174 and the protruding block 1741 are driven to descend as a whole. When the protruding block 1741 is located at the top of the bagged garbage, the connecting plate 176 is shortened as a whole. During the shortening of the connecting plate 176, the bag breaking needle body 177 is driven to extend as a whole, so that the bag breaking needle body 177 is plugged and installed in the bagged garbage. The top of the garbage is located, and then the bag-shaped garbage is preliminarily positioned and broken. The first servo motor is started, and the first servo motor drives the first screw rod 1611 to rotate forward. The first screw rod 1611 is threadedly matched with the sliding block 1612, so that the sliding block 1612 moves as a whole, and then the bag-breaking hook 163 on the sliding block 1612 is plugged and installed on the side of the bag-shaped garbage, so as to assist in breaking the bag on the side of the bag-shaped garbage. After breaking the bag, the first servo motor drives the first screw rod 1611 to reverse, so that the second servo motor drives the second screw rod 1711 to reverse, and then the device is restored to its original state. At this time, the garbage received on the flat bucket 12 can be placed according to the garbage placement process.

[0044] Although an embodiment of the present invention has been shown and described, this specific embodiment is merely an explanation of the present invention and is not a limitation of the invention. The specific features, structures, materials or characteristics described may be combined in a suitable manner in any one or more embodiments or examples. After reading this specification, those skilled in the art may make modifications, substitutions and variations to the embodiments without creative contributions as needed without departing from the principles and purpose of the present invention. However, as long as they are within the scope of the claims of the present invention, they are protected by patent law.

Claims

1. An automatic bag breaking and barrel changing device, comprising a mounting frame (1), characterized in that: The installation frame (1) is in the form of a rectangular frame structure, and a storage space is formed at the bottom of the installation frame (1), in which a trash can body (5) for collecting trash is placed; A top frame (2) is fixed at equal intervals at the top of the installation frame (1); a groove is horizontally provided at the top of the top frame (2); a screw rod (3) is rotatably provided in the groove; a receiving assembly (6) for assisting in changing garbage bins is sleeved and installed on the screw rod (3); a connecting frame (13) is installed at the front end of the installation frame (1); a bag breaking device (14) for assisting in breaking and cleaning kitchen waste bags is installed on the connecting frame (13); the installation frame (1) and the bag breaking device (14) are installed in a garbage room; a garbage entry opening is provided on one side of the garbage room for receiving garbage; and the receiving assembly (6) is located directly below the entry opening for collecting garbage.

2. The automatic bag breaking and barrel changing device according to claim 1 is characterized by: The receiving assembly (6) comprises a receiving frame (7) and a weighing module (8). A slider is protruding from the bottom of the weighing module (8). The slider is slidably arranged in the groove. The receiving frame (7) is fixed to both sides of the weighing module (8) by bolts. The receiving frame (7) is L-shaped as a whole. The middle section of the receiving frame (7) is connected and fixed by a connecting rod. A mounting plate (9) is vertically fixed on the connecting rod. A first electric push rod (10) is installed on the mounting plate (9). A mounting frame (11) is hingedly installed at the bottom of the receiving frame (7). A flat bucket (12) is fixed at the top of the mounting frame (11). An articulated seat (111) is protruding from the middle section of the outer side of the mounting frame (11). The telescopic rod of the first electric push rod (10) is connected and fixed to the articulated seat (111) by a pin shaft.

3. The automatic bag breaking and barrel changing device according to claim 2 is characterized by: A screw rod (3) is rotatably arranged in the groove, the slider is sleeved and mounted on the screw rod (3), the screw rod (3) and the slider are threadedly matched, and a rotating motor (4) for assisting the screw rod (3) to rotate is installed on the top frame (2).

4. The automatic bag breaking and barrel changing device according to claim 1 is characterized by: The bag breaking device (14) comprises a fixing frame (15) fixed on the connecting frame (13), a bag breaking needle assembly (17) for assisting bag breaking is vertically mounted on the fixing frame (15), bag breaking bucket assemblies (16) for assisting bag breaking at the sides of the bag are symmetrically and obliquely mounted on both sides of the fixing frame (15), the bag breaking needle assembly (17) is located directly above the bag breaking bucket assembly (16), and the bag breaking bucket assembly (16) and the bag breaking needle assembly (17) cooperate to break the bag.

5. The automatic bag breaking and barrel changing device according to claim 4 is characterized by: The bag breaking bucket assembly (16) comprises a first linear motor die base (161) obliquely mounted on the fixed frame (15); a first screw rod (1611) is rotatably arranged on the first linear motor die base (161); a sliding block (1612) is sleeved and mounted on the first screw rod (1611); the first screw rod (1611) and the sliding block (1612) are threadedly matched; a bag breaking bucket plate (162) is fixed on the side of the first linear motor die base (161); a bag breaking hook (163) is fixed on the sliding block (1612); and the bag breaking hook (163) extends out of the bag breaking bucket plate (162).

6. The automatic bag breaking and barrel changing device according to claim 5 is characterized by: The bag breaking hook (163) is in the form of a J-shaped rod, and a first servo motor for driving the first screw rod (1611) to rotate is installed inside the first linear motor die base (161).

7. The automatic bag breaking and barrel changing device according to claim 6 is characterized by: A plurality of bag breaking hooks (163) are provided, and the plurality of bag breaking hooks (163) are equidistantly arranged on the sliding block (1612).

8. The automatic bag breaking and barrel changing device according to claim 4 is characterized by: The bag breaking needle assembly (17) comprises a second linear die seat (171) vertically fixed on the fixed frame (15); a second screw rod (1711) is vertically rotatably arranged on the second linear die seat (171); a second servo motor for driving the second screw rod (1711) to rotate is installed in the second linear die seat (171); a bearing plate (172) is sleeved and installed on the second screw rod (1711); the second screw rod (1711) and the bearing plate (172) are threadedly matched; a fixing plate (172) is installed below the bearing plate (172). 173), a connecting seat (174) is installed at the bottom of the fixing plate (173), a protruding block (1741) is protrudingly arranged at the bottom of the connecting seat (174), second electric push rods (175) are obliquely installed on both sides of the protruding block (1741), and the extension rods of the supporting plate (172) are installed with connecting plates (176), and a bag breaking needle body (177) is protrudingly arranged on one end of the connecting plate (176) toward the protruding block (1741), and the bag breaking needle body (177) is penetrated and installed on the protruding block (1741).

9. The automatic bag breaking and barrel changing device according to claim 8 is characterized by: A plurality of bag-breaking needle bodies (177) are provided, and the plurality of bag-breaking needle bodies (177) on both sides are arranged alternately on the protruding block (1741).

10. The automatic bag breaking and barrel changing device according to claim 9 is characterized in that: Guide rings (1731) are installed at the four corners of the bottom of the fixing plate (173), and adjusting screw rods (1732) and guide rods (1733) are installed on the four guide rings (1731) respectively. The adjusting screw rods (1732) and the guide rings (1731) are threadedly matched, and the guide rods (1733) are slidably installed on the guide rings (1731). The bottom of the adjusting screw rod (1732) is rotatably embedded and installed at the top of the connecting seat (174), and the bottom of the guide rod (1733) is fixed at the top of the connecting seat (174).

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