CN214610374U - Residual liquid dumping device of plastic barrel - Google Patents

Abstract

The utility model discloses a device is emptyd to raffinate of plastic drum belongs to cleaning equipment technical field. The utility model discloses a device is emptyd to raffinate of plastic drum, hold mechanism, image recognition mechanism, ladle body rotary mechanism and bung screw out mechanism tightly including the ladle body, utilize image recognition mechanism to fix a position the bung position to through the rotatory ladle body of rotation subassembly, so that the bung can aim at the bung automatically and open the bung by screw out mechanism. After the barrel cover is opened, the image recognition mechanism shoots a picture of opening the barrel cover, the barrel body is overturned through the overturning assembly, and residual liquid in the barrel is poured out.

Description

Residual liquid dumping device of plastic barrel

Technical Field

The utility model relates to a cleaning equipment technical field especially relates to a device is emptyd to raffinate of plastic drum.

Background

The plastic barrels are commonly used containers in the chemical industry, the application range is wide, and in order to save energy and reduce cost, some waste barrels can be reused after being cleaned. Need pour the raffinate in the bucket before wasing plastic drum, and the device is emptyd to the raffinate of plastic drum on the present market multiposition semi-automatization, needs artifical manual participation, and not only work efficiency is low, has the potential safety hazard moreover.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a device is emptyd to raffinate of plastic drum, degree of automation is high, has not only improved work efficiency, and is safer.

In order to realize the purpose, the following technical scheme is provided:

a device for pouring a residual liquid from a plastic bucket, comprising:

the barrel body clasping mechanism is used for clasping the barrel body;

the image recognition mechanism is arranged above the barrel body and is used for shooting the top of the barrel body;

the barrel body rotating mechanism comprises an autorotation assembly and a turning assembly, the autorotation assembly is used for driving the barrel body holding mechanism to drive the barrel body to rotate around the central line of the barrel body, and the autorotation assembly is in communication connection with the image recognition mechanism so that the autorotation assembly can selectively start or stop rotating the barrel body according to the shooting result of the image recognition mechanism; the overturning assembly is used for driving the bucket body clasping mechanism to drive the bucket body to overturn up and down; the overturning assembly is in communication connection with the image recognition mechanism so that the overturning assembly can start to overturn the barrel body according to a shooting result of the image recognition mechanism;

the barrel cover screwing-out mechanism is arranged above the barrel body and is in communication connection with the image recognition mechanism, so that the barrel cover screwing-out mechanism can align the barrel cover of the barrel body according to the shooting result of the image recognition mechanism and screw out the barrel cover.

Dump device preferred scheme as the raffinate, the ladle body is embraced tight mechanism and is included runing rest, first centre gripping subassembly, second centre gripping subassembly and is embraced the driving piece tightly, first centre gripping subassembly with second centre gripping subassembly all set up in runing rest is last, first centre gripping subassembly with second centre gripping subassembly is located respectively the both sides of ladle body, it is used for the drive to embrace the driving piece first centre gripping subassembly orientation is close to or keeps away from the direction of ladle body removes.

As a preferable scheme of the residual liquid dumping device, the first clamping assembly comprises a first clamping support, the first clamping support is telescopically arranged on the rotating support in a penetrating manner, one end of the first clamping support is connected with the clasping driving piece, the other end of the first clamping support is provided with two first clamping rollers which are arranged at intervals along the circumferential direction of the barrel body, and the first clamping rollers are rotationally connected with the first clamping support;

the second clamping assembly comprises two clamping roller sets arranged at intervals along the height direction of the barrel body, each clamping roller set comprises two second clamping rollers arranged at intervals along the circumferential direction of the barrel body, and the second clamping rollers are rotationally connected with the rotating bracket;

the center lines of the first clamping roller and the second clamping roller are parallel to the center line of the barrel body.

As a preferred scheme of the residual liquid dumping device, the rotation assembly comprises a rotation driving piece, and the rotation driving piece is used for driving the first clamping roller to rotate.

As the preferable scheme of the residual liquid dumping device, the overturning assembly comprises an overturning driving piece, and the overturning driving piece is used for driving the rotating support to rotate.

As the preferable scheme of the residual liquid dumping device, the overturning assembly comprises a driving gear and a driven gear which are meshed with each other, the overturning driving member is used for driving the driving gear to rotate, and the driven gear is arranged on the rotary support.

The device preferred scheme is emptyd as the raffinate, the both ends of runing rest all are equipped with the swivel becket, the both sides of swivel becket all are equipped with the swivel support, be equipped with the transfer roller of being connected rather than rotating on the swivel support, be equipped with the spacing groove on the transfer roller, swivel becket part is located the spacing groove.

As the preferred scheme of the residual liquid dumping device, two groups of limiting parts are arranged on the rotating support and are respectively positioned on two sides of the top of the barrel body.

As the raffinate dumps the device preferred scheme, bung spins out the mechanism and includes:

the cover opening component comprises a cover opening driving piece and a cover opening clamping jaw matched with the barrel cover, and the cover opening driving piece is used for driving the cover opening clamping jaw to rotate;

the lifting assembly comprises a lifting guide rail and a lifting driving piece, the uncovering claw is slidably arranged on the lifting guide rail, and the lifting driving piece is used for driving the uncovering claw to ascend or descend along the lifting guide rail;

the translation assembly comprises a translation guide rail and a translation driving piece, the lifting guide rail is slidably arranged on the translation guide rail, and the translation driving piece is used for driving the lifting guide rail to move along the translation guide rail.

Preferably, the image recognition mechanism is slidably disposed on the lifting guide rail, and the lifting driving member is configured to drive the image recognition mechanism to ascend or descend along the lifting guide rail.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a residual liquid dumping device of a plastic barrel, which comprises a barrel body holding mechanism, an image recognition mechanism, a barrel body rotating mechanism and a barrel cover screwing-out mechanism, wherein the barrel body holding mechanism is used for holding the barrel body tightly; the image recognition mechanism is arranged above the barrel body and is used for shooting the top of the barrel body; the barrel body rotating mechanism comprises an autorotation assembly and a turning assembly, the autorotation assembly is used for driving the barrel body holding mechanism to drive the barrel body to rotate around the central line of the barrel body, and the autorotation assembly is in communication connection with the image recognition mechanism so that the autorotation assembly can selectively start or stop rotating the barrel body according to the shooting result of the image recognition mechanism; the overturning assembly is used for driving the bucket body clasping mechanism to drive the bucket body to overturn up and down; the overturning assembly is in communication connection with the image recognition mechanism so that the overturning assembly can start to overturn the barrel body according to a shooting result of the image recognition mechanism; the barrel cover screwing-out mechanism is arranged above the barrel body and is in communication connection with the image recognition mechanism, so that the barrel cover screwing-out mechanism can align the barrel cover of the barrel body according to the shooting result of the image recognition mechanism and screw out the barrel cover. The image recognition mechanism is used for positioning the barrel cover, and the barrel body is rotated through the rotation assembly, so that the barrel cover screwing-out mechanism can automatically align the barrel cover and open the barrel cover. After the barrel cover is opened, the image recognition mechanism shoots a picture of opening the barrel cover, the barrel body is overturned through the overturning assembly, and residual liquid in the barrel is poured out.

Drawings

FIG. 1 is a schematic structural view of a residual liquid dumping device according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a barrel rotating mechanism in an embodiment of the present invention;

fig. 3 is a schematic structural view of a barrel body clasping mechanism in the embodiment of the present invention;

fig. 4 is a schematic structural view of the image recognition mechanism and the barrel cover unscrewing mechanism in the embodiment of the present invention.

Reference numerals:

1. a barrel body clasping mechanism; 11. rotating the bracket; 111. rotating the circular ring; 112. rotating the support; 1121. a conveying roller; 11211. a limiting groove; 113. a limiting member; 12. a first clamping assembly; 121. a first holding bracket; 1211. a first nip roller; 1212. a connecting rod; 13. a second clamping assembly; 131. a nip roll set; 1311. a second nip roller; 14. tightly holding the driving piece;

2. an image recognition mechanism;

3. a barrel body rotating mechanism; 31. a rotation assembly; 311. a self-rotation driving member; 3111. a belt; 32. a turnover assembly; 321. turning over the driving piece; 322. a driving gear; 323. a driven gear;

4. a barrel cover screwing-out mechanism; 41. a lid opening assembly; 411. a lid opening driving member; 412. opening a cover claw; 42. a lifting assembly; 421. a lifting guide rail; 4211. positioning the mounting bracket; 4212. opening a cover to install a bracket; 422. a lifting drive member; 43. a translation assembly; 431. a translation guide rail; 432. a translation drive;

5. a transport mechanism;

6. and (4) collecting the box.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description of the present invention and simplification of description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; either mechanically or electrically. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

As shown in fig. 1 to 4, the present embodiment provides a residual liquid dumping device for a plastic barrel, including a barrel body clasping mechanism 1, an image recognition mechanism 2, a barrel body rotation mechanism 3, and a barrel cover unscrewing mechanism 4, where the barrel body clasping mechanism 1 is used for clasping a barrel body; the image recognition mechanism 2 is arranged above the barrel body, and the image recognition mechanism 2 is used for shooting the top of the barrel body; the barrel body rotating mechanism 3 comprises an autorotation assembly 31 and a turning assembly 32, the autorotation assembly 31 is used for driving the barrel body clasping mechanism 1 to drive the barrel body to rotate around the central line of the barrel body, and the autorotation assembly 31 is in communication connection with the image recognition mechanism 2 so that the autorotation assembly 31 can selectively start or stop rotating the barrel body according to the shooting result of the image recognition mechanism 2; the overturning assembly 32 is used for driving the bucket body clasping mechanism 1 to drive the bucket body to overturn up and down; the overturning component 32 is in communication connection with the image recognition mechanism 2, so that the overturning component 32 can start to overturn the barrel body according to the shooting result of the image recognition mechanism 2; the barrel cover screwing-out mechanism 4 is arranged above the barrel body, and the barrel cover screwing-out mechanism 4 is in communication connection with the image recognition mechanism 2, so that the barrel cover screwing-out mechanism 4 can align to a barrel cover of the barrel body according to a shooting result of the image recognition mechanism 2 and screw out the barrel cover.

Optionally, the barrel enclasping mechanism 1 includes a rotating bracket 11, a first clamping assembly 12, a second clamping assembly 13, and an enclasping driving member 14, the first clamping assembly 12 and the second clamping assembly 13 are both disposed on the rotating bracket 11, the first clamping assembly 12 and the second clamping assembly 13 are respectively located at two sides of the barrel, and the enclasping driving member 14 is configured to drive the first clamping assembly 12 to move toward a direction close to or away from the barrel.

Alternatively, the rotating bracket 11 is provided with a conveying mechanism 5, the conveying mechanism 5 is fixed at the bottom of the rotating bracket 11, and the barrel body can be guided to the rotating bracket 11 by the conveying mechanism 5.

Optionally, both ends of the rotating bracket 11 are provided with rotating rings 111, both sides of the rotating rings 111 are provided with rotating supports 112, the rotating supports 112 are provided with conveying rollers 1121 rotatably connected thereto, the conveying rollers 1121 are provided with limiting grooves 11211, and the rotating rings 111 are partially located in the limiting grooves 11211. The rotating support 112 is fixed on the workbench or the ground, and plays a supporting role for the rotating ring 111, and the conveying roller 1121 can rotate along with the rotating ring 111, and plays a guiding role for the rotating ring 111, and the arrangement of the limiting groove 11211 can avoid the rotating ring 111 from deviating and the phenomenon of slipping from the conveying roller 1121.

Optionally, two sets of limiting members 113 are disposed on the rotating bracket 11, and the two sets of limiting members 113 are respectively located at two sides of the top of the barrel body. The limiting part 113 can position the top of the barrel body and can support the top of the barrel body when the barrel body is turned over.

Optionally, the first clamping assembly 12 includes a first clamping bracket 121, the first clamping bracket 121 is telescopically inserted into the rotating bracket 11, one end of the first clamping bracket 121 is connected to the clasping driving member 14, and the other end of the first clamping bracket 121 is provided with two first clamping rollers 1211 arranged at intervals along the circumferential direction of the toilet bowl, and the first clamping rollers 1211 are rotatably connected to the first clamping bracket 121; specifically, be equipped with connecting rod 1212 on first centre gripping support 121, the one end and the first centre gripping support 121 fixed connection of connecting rod 1212, the other end wears to establish in the mounting hole on the runing rest 11 and can follow the mounting hole and slide, utilizes connecting rod 1212 and mounting hole sliding fit to play the effect of stable support to first centre gripping support 121.

Alternatively, in order to ensure that the barrel is stably clamped, the second clamping assembly 13 includes two clamping roller sets 131 arranged at intervals in the height direction of the barrel, and the first clamping assembly 12 is located between the two clamping roller sets 131; each clamping roller set 131 comprises two second clamping rollers 1311 arranged at intervals along the circumferential direction of the barrel body, and the second clamping rollers 1311 are rotatably connected with the rotating bracket 11;

the first nip roller 1211 and the second nip roller 1311 are respectively located at two sides of the barrel body, and the center lines of the first nip roller 1211 and the second nip roller 1311 are both parallel to the center line of the barrel body, so that the first nip roller 1211 and the second nip roller 1311 are matched, and not only can tightly hold the barrel body, but also the rotation of the barrel body along the center line thereof cannot be influenced. The first clamping assembly 12 and the second clamping assembly 13 both adopt a clamping roller form, so that the barrel body can be held tightly, and the barrel body can be conveyed by the conveying mechanism 5 to play a guiding role on the barrel body without interference.

Alternatively, the rotation assembly 31 includes a rotation driving member 311, and the rotation shaft of the first nip roller 1211 is in transmission connection with the rotation driving member 311 through a belt 3111, so that the rotation driving member 311 can drive the first nip roller 1211 to rotate. The rotation driving member 311 is fixed on the first clamping bracket 121 through a bracket, so that the rotation driving member 311 can translate along with the first clamping roller 1211 to ensure the transmission relationship between the rotation driving member and the first clamping roller.

Optionally, the flipping module 32 includes a flipping driving unit 321, and the flipping driving unit 321 is used for driving the rotating bracket 11 to rotate. Specifically, the flipping unit 32 includes a driving gear 322 and a driven gear 323 engaged with each other, the flipping driving member 321 is configured to drive the driving gear 322 to rotate, and the driven gear 323 is disposed on the rotating ring 111 of the rotating bracket 11 and is matched with the rotating ring 111. The driven gear 323 is fixed on one side of one of the rotating rings 111, and the driven gear 323 is arranged concentrically with the rotating ring 111, and in order to ensure that the plastic barrel can smoothly reach the rotating bracket 11 under the guiding of the conveying mechanism 5, the driven gear 323 can be arranged to have the same radius as the rotating ring 111.

Optionally, the lid unscrewing mechanism 4 comprises a lid opening assembly 41, a lifting assembly 42 and a translating assembly 43, the lid opening assembly 41 comprises a lid opening driving member 411 and a lid opening claw 412 matched with the lid, and the lid opening driving member 411 is used for driving the lid opening claw 412 to rotate; the lifting assembly 42 comprises a lifting guide rail 421 and a lifting driving member 422, the uncovering claw 412 is slidably arranged on the lifting guide rail 421, and the lifting driving member 422 is used for driving the uncovering claw 412 to ascend or descend along the lifting guide rail 421; the translation assembly 43 includes a translation rail 431 and a translation driver 432, the lifting rail 421 is slidably disposed on the translation rail 431, and the translation driver 432 is configured to drive the lifting rail 421 to translate along the translation rail 431. The structure of uncapping jack catch 412 matches with the bung, and then can press from both sides the post bung and unscrew it, and the bung after unscrewing still can be transported to the assigned position by uncapping jack catch 412 and collect.

Alternatively, the image recognition mechanism 2 is slidably disposed on the lifting rail 421, and the lifting driving member 422 is used for driving the image recognition mechanism 2 to ascend or descend along the lifting rail 421. The image recognition mechanism 2 is arranged above the rotating support 11, can monitor whether a barrel body reaches the rotating support 11 in real time, and can shoot the top of the barrel body in real time to recognize the position of the barrel cover of the barrel body when the barrel body reaches the rotating support 11. When the barrel cover is screwed out, the image recognition mechanism 2 continues to shoot the top of the barrel body in real time so as to recognize whether the barrel cover is screwed out. The image recognition mechanism 2 may be a camera, for example.

Specifically, the translation guide rail 431 is disposed above the rotating support 11, the lifting guide rail 421 is slidably disposed on the translation guide rail 431, the lifting guide rail 421 is provided with a mounting plate capable of sliding along the mounting plate, the lifting driving member 422 can drive the mounting plate to ascend or descend along the lifting guide rail 421, the mounting plate is provided with a positioning mounting support 4211 and an uncovering mounting support 4212, the uncovering claw 412 is rotatably mounted on the uncovering mounting support 4212, the uncovering driving member 411 can drive the uncovering claw 412 to rotate, the image recognition mechanism 2 is fixedly mounted on the positioning mounting support 4211, and then the uncovering claw 412 and the image recognition mechanism 2 can be driven to ascend or descend simultaneously by the lifting driving member 422.

Optionally, the residual liquid dumping device is further provided with a control system, the control system is respectively in communication connection with the image recognition mechanism 2, the clasping driving member 14, the conveying mechanism 5, the autorotation driving member 311, the overturning driving member 321, the uncovering driving member 411, the lifting driving member 422 and the translation driving member 432, when the device works, the image recognition mechanism 2 transmits recognized information to the control system in real time, and the control system controls corresponding mechanism actions according to the obtained information.

Optionally, a collecting box 6 is arranged below the rotary bracket 11 and used for collecting residual liquid poured out of the barrel body. The residual liquid in the collecting box 6 can be discharged regularly, and the residual liquid in the collecting box 6 is ensured to be stored as little as possible, so that the generation of volatile gas is reduced.

Illustratively, the working steps of the raffinate dumping apparatus are:

1) when the image recognition mechanism 2 detects that the barrel body reaches the rotating bracket 11, a signal is transmitted to the control system, and the control system controls the tightly holding driving member 14 to start, so as to drive the first clamping bracket 121 to move towards the direction close to the barrel body, so as to push the first clamping roller 1211 to be close to the barrel body, and to be matched with the second clamping roller 1311 to tightly hold the barrel body; meanwhile, the image recognition mechanism 2 shoots the top of the barrel body and searches for the position of the barrel cover, if the position of the barrel cover does not need to be adjusted, the control system controls the lifting driving member 422, the translation driving member 432 and the cover opening driving member 411 to be started after receiving the signal of the image recognition mechanism 2, drives the cover opening clamping jaw 412 to align with the barrel cover, and then rotates out the barrel cover and transports the barrel cover to a specified position; if the uncovering claw 412 cannot be aligned to the position of the barrel cover through lifting and translation, the control system receives a signal of the image recognition mechanism 2 and then controls the rotation driving part 311 to start to drive the first clamping roller 1211 to rotate so as to drive the barrel body to rotate around the central line of the barrel body, until the uncovering claw 412 can be aligned to the barrel cover, the control system controls the rotation driving part 311 to close, then controls the lifting driving part 422, the translation driving part 432 and the uncovering driving part 411 to start to drive the uncovering claw 412 to be aligned to the barrel cover, and then rotates out the barrel cover and transports the barrel cover to a specified position;

2) when the image recognition mechanism 2 detects that the barrel cover is taken out, a signal is transmitted to the control system, the control system controls the turning driving piece 321 to be started, the rotating support 11 drives the barrel body to turn 180 degrees, the barrel opening of the barrel body faces downwards, residual liquid in the barrel is poured out, and the control system can also control the barrel body to swing slightly through the turning driving piece 321, so that the residual liquid is poured out conveniently;

3) after the residual liquid is poured out, the control system controls the turning driving member 321 to be started again to drive the barrel body to turn over until the barrel opening faces upwards, then controls the clasping driving member 14 to be started again to drive the first clamping support 121 to move towards the direction far away from the barrel body, so that the first clamping roller 1211 is separated from the barrel body, and then starts the conveying mechanism 5 again to convey the barrel body to the next station.

It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims (10)

1. A device is emptyd to raffinate of plastic drum which characterized in that includes:

the barrel body clasping mechanism (1) is used for clasping the barrel body;

the image recognition mechanism (2) is arranged above the barrel body, and the image recognition mechanism (2) is used for shooting the top of the barrel body;

the barrel body rotating mechanism (3) comprises an autorotation assembly (31) and a turning assembly (32), the autorotation assembly (31) is used for driving the barrel body clasping mechanism (1) to drive the barrel body to rotate around the central line of the barrel body, and the autorotation assembly (31) is in communication connection with the image recognition mechanism (2) so that the autorotation assembly (31) can select to start or stop rotating the barrel body according to the shooting result of the image recognition mechanism (2); the overturning assembly (32) is used for driving the bucket body clasping mechanism (1) to drive the bucket body to overturn up and down; the overturning assembly (32) is in communication connection with the image recognition mechanism (2) so that the overturning assembly (32) can start to overturn the barrel body according to a shooting result of the image recognition mechanism (2);

the barrel cover screwing-out mechanism (4) is arranged above the barrel body, and the barrel cover screwing-out mechanism (4) is in communication connection with the image recognition mechanism (2) so that the barrel cover screwing-out mechanism (4) can align to a barrel cover of the barrel body according to a shooting result of the image recognition mechanism (2) and screw out the barrel cover.

2. The residual liquid pouring device according to claim 1, wherein the barrel clasping mechanism (1) comprises a rotating bracket (11), a first clamping assembly (12), a second clamping assembly (13) and a clasping driving member (14), the first clamping assembly (12) and the second clamping assembly (13) are both arranged on the rotating bracket (11), the first clamping assembly (12) and the second clamping assembly (13) are respectively positioned at two sides of the barrel, and the clasping driving member (14) is used for driving the first clamping assembly (12) to move towards a direction close to or away from the barrel.

3. A residual liquid pouring device according to claim 2, characterized in that the first clamping assembly (12) comprises a first clamping bracket (121), the first clamping bracket (121) is telescopically arranged on the rotating bracket (11), one end of the first clamping bracket (121) is connected with the clasping driving piece (14), the other end is provided with two first clamping rollers (1211) arranged at intervals along the circumferential direction of the barrel body, and the first clamping rollers (1211) are rotatably connected with the first clamping bracket (121);

the second clamping assembly (13) comprises two clamping roller sets (131) arranged at intervals along the height direction of the barrel body, each clamping roller set (131) comprises two second clamping rollers (1311) arranged at intervals along the circumferential direction of the barrel body, and the second clamping rollers (1311) are rotatably connected with the rotary bracket (11);

the center lines of the first nip roller (1211) and the second nip roller (1311) are parallel to the center line of the tub.

4. A residual liquid pouring device as claimed in claim 3, wherein said rotation assembly (31) comprises a rotation driving member (311), said rotation driving member (311) being adapted to drive said first nip roller (1211) to rotate.

5. A residual liquid pouring device according to claim 2, wherein said inverting assembly (32) comprises an inverting drive (321), said inverting drive (321) being adapted to drive said rotary support (11) in rotation.

6. A residual liquid pouring device according to claim 5, characterized in that said inverting assembly (32) comprises a driving gear (322) and a driven gear (323) engaged with each other, said inverting driving member (321) being adapted to drive said driving gear (322) in rotation, said driven gear (323) being arranged on said rotary bracket (11).

7. A residual liquid dumping device according to claim 2, wherein both ends of said rotary bracket (11) are provided with rotary rings (111), both sides of said rotary rings (111) are provided with rotary supports (112), said rotary supports (112) are provided with conveying rollers (1121) rotatably connected thereto, said conveying rollers (1121) are provided with limit grooves (11211), and said rotary rings (111) are partially located in said limit grooves (11211).

8. A residual liquid pouring device according to claim 2, wherein said rotary bracket (11) is provided with two sets of stoppers (113), and said two sets of stoppers (113) are respectively located on both sides of the top of said barrel body.

9. A residual liquid pouring device according to any of the claims 1 to 8, characterized in that said lid unscrewing means (4) comprise:

the uncovering assembly (41) comprises an uncovering driving piece (411) and an uncovering claw (412) matched with the barrel cover, and the uncovering driving piece (411) is used for driving the uncovering claw (412) to rotate;

the lifting assembly (42) comprises a lifting guide rail (421) and a lifting driving piece (422), the uncovering claw (412) is slidably arranged on the lifting guide rail (421), and the lifting driving piece (422) is used for driving the uncovering claw (412) to ascend or descend along the lifting guide rail (421);

a translation assembly (43) comprising a translation guide rail (431) and a translation drive (432), the lifting rail (421) being slidably disposed on the translation guide rail (431), the translation drive (432) being for driving the lifting rail (421) to translate along the translation guide rail (431).

10. A residual liquid pouring device according to claim 9, wherein said image recognition means (2) is slidably disposed on said lifting rail (421), and said lifting driving member (422) is adapted to drive said image recognition means (2) to ascend or descend along said lifting rail (421).

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