CN217369632U

CN217369632U - Automatic barrel washing machine

Info

Publication number: CN217369632U
Application number: CN202221459398.1U
Authority: CN
Inventors: 董群锋; 沈建强; 牛红让; 刘传奇; 朱炎忠
Original assignee: Zhejiang Tiannv Group Paint Co ltd
Current assignee: Zhejiang Tiannv Group Paint Co ltd
Priority date: 2022-06-08
Filing date: 2022-06-08
Publication date: 2022-09-06
Anticipated expiration: 2032-06-08

Abstract

The utility model belongs to the technical field of the paint kettle washs technique and specifically relates to an automatic bucket washing machine, including the box, be provided with the swivel becket on the lateral wall relative with the material loading hole on the purge chamber, be fixed with the bracing piece on the inside corresponding purge chamber lateral wall of swivel becket, be provided with first brush on the bracing piece, be provided with the connecting rod on the purge chamber lateral wall in the swivel becket outside, be provided with the second brush on the connecting rod, be provided with hoist mechanism in business turn over bucket room, hoist mechanism is used for promoting the paint kettle to the position corresponding with the material loading hole, is provided with the propelling movement cylinder on the lateral wall of business turn over bucket room relative with the material loading hole, be provided with the pressure disk on the telescopic link of propelling movement cylinder, rotate between pressure disk and the propelling movement cylinder and be connected, be provided with fixture at the flexible end of propelling movement cylinder, fixture is used for centre gripping paint kettle. The utility model provides an automatic tub machine can realize automatic bucket, lower bucket, self-cleaning, promotes the cleaning efficiency.

Description

Automatic barrel washing machine

Technical Field

The utility model belongs to the technical field of the paint kettle washs technique and specifically relates to an automatic bucket cleaning machine.

Background

The paint bucket has a metal bucket and a plastic bucket, and the metal bucket can be generally recycled in order to reduce the cost. However, since paint remains in the paint bucket and the colors and types of different paints are different, the inside and the outside of the paint bucket need to be cleaned when the paint bucket is repeatedly used. However, the traditional cleaning equipment and cleaning mode consume a large amount of manpower and time, are low in cleaning efficiency and unclean in cleaning, and can affect the use of a paint bucket and the quality of subsequent paint.

As the Chinese utility model patent: CN202023105508.8, a portable paint kettle belt cleaning device, including the clearance frame, the interior diapire fixedly connected with hydraulic rod of clearance frame, hydraulic rod's output fixedly connected with backup pad, the surface of backup pad is rotated through the bearing and is connected with the axis of rotation, the one end fixedly connected with rotary platform of axis of rotation, the interior roof of clearance frame is rotated through the bearing and is connected with the rotation axis, the top fixedly connected with rotating electrical machines of clearance frame, rotating electrical machines's output fixed connection rotation axis.

Among the above-mentioned scheme, the process of wasing the paint kettle need place the paint kettle on rotary platform, has the washing liquid in the paint kettle after wasing in addition, needs artifical clearance, and the washing liquid is collected together in addition, and the influence is to the inside clearance of bucket. And the inside diapire of paint kettle then is difficult to the clearance, causes the whole clearance of paint kettle unclean, and in addition, the washing liquid can spatter outward, and the waste gas that the cleaning process produced volatilizees, causes air pollution etc..

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve above-mentioned technique not enough and provide an automatic bucket cleaning machine, the upper and lower bucket of paint kettle of can being convenient for reduces intensity of labour, washs cleaner simultaneously.

The utility model discloses an automatic barrel washing machine, which comprises a box body, wherein a baffle is arranged in the box body, the baffle divides the box body into two cavities, namely a cleaning chamber and a barrel inlet and outlet chamber, and a feeding hole is arranged on the baffle and is used for a paint barrel to pass through; the paint spraying device is characterized in that a rotating ring is arranged on a side wall opposite to the feeding hole on the cleaning chamber, the rotating ring is rotatably connected with the side wall of the cleaning chamber, a power mechanism is arranged outside the box body, the power mechanism is in transmission connection with the rotating ring, a supporting rod is fixed on the side wall of the cleaning chamber corresponding to the inside of the rotating ring, a first brush is arranged on the supporting rod and used for brushing the inner wall and the bottom wall of a paint bucket, a connecting rod is arranged on the side wall of the cleaning chamber outside the rotating ring, a second brush is arranged on the connecting rod and used for brushing the outer wall of the paint bucket, a liquid conveying pipe is arranged on the supporting rod and the connecting rod and extends to a liquid medicine box outside the box body, a liquid medicine spray nozzle is arranged on the liquid conveying pipe, the bottom of the cleaning chamber is communicated with the liquid medicine box through a pipeline, and a feeding door is arranged on the side wall of an in-out and out barrel chamber of the box body, be provided with hoist mechanism in business turn over bucket room, hoist mechanism is used for promoting the paint kettle to the position corresponding with the material loading hole, is provided with the propelling movement cylinder on the lateral wall of business turn over bucket room relative with the material loading hole, be provided with the pressure disk on the telescopic link of propelling movement cylinder, rotate between pressure disk and the propelling movement cylinder and be connected, be provided with fixture at the flexible end of propelling movement cylinder, fixture is used for centre gripping paint kettle.

Above-mentioned technical scheme, in the in-service use process, operating personnel can open the feed door, will treat abluent paint kettle and transversely put on hoist mechanism, and the opening direction of paint kettle is towards the one end of purge chamber, then hoist mechanism promotes the paint kettle to the height corresponding with first brush, pressure disk. According to the setting, the rotation central axis of rotating ring, the coincidence of the rotation central axis of pressure disk, and the central axis that hoisting mechanism promoted the paint kettle highly is the paint kettle and the coincidence of the rotation central axis axial of pressure disk, and at this moment, the propelling movement cylinder action, with the forward propelling movement of the paint kettle on the hoisting mechanism, the paint kettle passes and gets into the purge chamber behind the material loading hole, and the paint kettle cup joints on first brush, and finally its opening with the paint kettle supports on the rotating ring, and keeps certain pressure all the time. Start power unit drives swivel becket and paint kettle, pressure disk and rotates, fixes the first brush on the bracing piece this moment and scrubs the inner wall and the diapire of paint kettle, and the outer wall of second brush paint kettle is scrubbed, and the liquid medicine of liquid medicine incasement simultaneously passes through delivery pump etc. and carries to transfer line and liquid medicine shower nozzle, sprays on paint kettle to promote abluent clean degree and high efficiency. After the cleaning is completed, the bottom of the paint bucket is clamped by the clamping mechanism, the pushing cylinder contracts, the paint bucket is dragged back to the lifting mechanism of the bucket chamber, the lifting mechanism descends, and an operator can take the paint bucket out. The automatic cleaning can be realized in the process, the paint bucket is kept transversely in the cleaning process, the cleaning liquid cannot be accumulated in the paint bucket, the cleaning efficiency of the first brush and the second brush on the paint bucket can be ensured, and the paint bucket is more convenient to take down subsequently.

The first brush can be arranged horizontally or vertically, and can be in a cross shape or even in a cylindrical structure. The first brush of cruciform structure can support the paint kettle spacing by the brush hair that sets up in the diameter place plane of two differences.

And an exhaust pipe is arranged at the top of the box body corresponding to the cleaning chamber, a fan is arranged on the exhaust pipe, and the exhaust pipe is connected to a tail gas treatment system. Because paint need add the medicament in the cleaning process, so the liquid medicine can produce certain waste gas and paint in the time of spraying on the paint kettle and volatilize certain waste gas, through blast pipe, fan with the waste gas suction to carry to tail gas treatment system and carry out exhaust-gas treatment, make the process environmental protection more. Wherein exhaust treatment system is prior art, and paint manufacturing enterprise all can allocate, and specific structure need not be repeated here.

The lifting mechanism comprises an arc-shaped supporting bracket, a rotating shaft is arranged at one end of the arc-shaped supporting bracket, the rotating shaft is arranged on the box body, a lifting cylinder is arranged at the bottom of the arc-shaped supporting bracket, one end of the lifting cylinder is rotatably connected with the bottom of the box body, and the other end of the lifting cylinder is rotatably connected with the bottom of the arc-shaped supporting bracket. Support through the arc and hold in the palm and use the lift cylinder as power, revolute the lifting that the rotation of axes realized the paint kettle, simple structure, the operation is high-efficient stable.

The clamping mechanism comprises two clamping jaws, the clamping jaws are arranged on two sides of the pressure plate respectively, the middle parts of the clamping jaws are connected with the telescopic ends of the pressure plate or the pushing cylinder through pin shafts, a clamping cylinder is arranged between the two clamping jaws, and the clamping cylinder drives the two clamping jaws to open or tighten. The design of this structure, at the centre gripping cylinder extension, can drive two jack catchs and press from both sides tightly to carry out the centre gripping to the paint kettle, propelling movement cylinder shrink process can be with the paint kettle from the purge chamber drag back in the elevating system who goes into bucket room, for the bucket preparation down, can realize automatic bucket down, lifting efficiency.

At least one guide rod is arranged in the barrel inlet and outlet chamber of the box body, the guide rod is consistent with the telescopic direction of the pushing cylinder, a sliding frame is arranged on the guide rod, the sliding frame is fixedly connected with the telescopic end of the pushing cylinder, and the clamping jaws are connected to the sliding frame through pin shafts respectively. The design of this structure can realize that the propelling movement cylinder stability is higher forward in the propelling movement process, can guarantee that the rotation center of pressure disk and propelling movement cylinder junction coincides with the rotation central axis of rolling disc, so the paint kettle rotates the process more reliable and more stable.

An annular groove is formed in the rotating ring, the center of the annular groove is overlapped with the center of the rotating ring, and the diameter of the annular groove is consistent with that of the paint bucket. The design of this structure can be better fix a position the paint kettle.

Wherein first brush can the level set up, and arrange in the paint kettle diameter range of horizontal direction, be provided with the gag lever post above the bracing piece, the gag lever post is located the inside relative higher department of paint kettle with the swivel becket butt joint back paint kettle, and length is less than the degree of depth of paint kettle, the length direction of gag lever post is unanimous with the flexible direction of propelling movement cylinder, so after the paint kettle gets into the purge chamber, insert the paint kettle promptly in the gag lever post, carry on spacingly to the paint kettle, avoid its opening downwards and unable and swivel becket butt joint. Wherein the relatively high position is: the highest position of the limiting rod is positioned below the highest position of the inner ring of the annular groove on the rotating ring, and a small amount of clearance exists. When the opening part of paint kettle was located the annular groove butt joint on the rotating ring, its opening was less than annular groove slightly, but its part was located annular groove, and annular groove's cross-section is the arc, so under the pressure effect, paint kettle's opening can with the annular groove cooperation, the paint kettle can rise the take the altitude this moment, there is the clearance in the inside and the gag lever post of paint kettle this moment, so paint kettle rotates the process can not and the gag lever post between produce the friction, avoid the damage to paint kettle.

Wherein distance, the position of propelling movement cylinder propelling movement forward can carry out spacingly according to the axial length of paint kettle, and spacing photoelectric switch etc. can be adopted.

The utility model provides an automatic tub machine can realize automatic bucket, lower bucket, self-cleaning, promotes the cleaning efficiency.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged partial schematic view of FIG. 1;

fig. 3 is a schematic structural view of the lifting mechanism of the present invention;

fig. 4 is a schematic structural view of the clamping mechanism of the present invention;

fig. 5 is a schematic structural view of a first brush according to embodiment 2 of the present invention.

Detailed Description

To further illustrate the technical means and effects of the present invention adopted to achieve the objects of the present invention, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.

Example 1:

as shown in fig. 1, fig. 2, fig. 3, and fig. 4, the utility model discloses an automatic barrel washing machine, which comprises a box body 1, a partition plate 15 is arranged inside the box body 1, the partition plate 15 divides the box body 1 into two cavities, namely a cleaning chamber 2 and a barrel inlet and outlet chamber 3, a feeding hole 16 is arranged on the partition plate 15, and the feeding hole 16 is used for a paint barrel 14 to pass through; a rotating ring 4 is arranged on the side wall of the cleaning chamber 2 opposite to the feeding hole 16, the rotating ring 4 is rotatably connected with the side wall of the cleaning chamber 2, a power mechanism 5 is arranged outside the box body 1, the power mechanism 5 is in transmission connection with the rotating ring 4, a support rod 12 is fixed on the side wall of the cleaning chamber 2 corresponding to the inside of the rotating ring 4, a first brush 13 is arranged on the support rod 12, the first brush 13 is used for brushing the inner wall and the bottom wall of a paint bucket 14, a connecting rod 17 is arranged on the side wall of the cleaning chamber 2 outside the rotating ring 4, a second brush 18 is arranged on the connecting rod 17, the second brush 18 is used for brushing the outer wall of the paint bucket 14, a transfusion tube 19 is arranged on the support rod 12 and the connecting rod 17, the transfusion tube 19 extends to a liquid medicine box 23 outside the box 1, a liquid medicine nozzle 20 is arranged on the transfusion tube 19, and the bottom of the cleaning chamber 2 is communicated with the liquid medicine box 23 through a pipeline, be provided with the feed door on the lateral wall of the business turn over bucket room 3 of box 1, be provided with hoist mechanism 6 in business turn over bucket room 3, hoist mechanism 6 is used for promoting paint kettle 14 to the position corresponding with material loading hole 16, is provided with propelling movement cylinder 8 on the lateral wall of business turn over bucket room 3 relative with material loading hole 16, be provided with pressure disk 9 on propelling movement cylinder 8's the telescopic link, rotate between pressure disk 9 and the propelling movement cylinder 8 and be connected, be provided with fixture 7 at propelling movement cylinder 8's flexible end, fixture 7 is used for centre gripping paint kettle 14.

Above-mentioned technical scheme, in the in-service use process, operating personnel can open the feed door, will treat abluent paint kettle 14 horizontal on hoist mechanism 6, and the opening direction of paint kettle 14 is towards the one end of purge chamber 2, then hoist mechanism 6 promotes paint kettle 14 to the height corresponding with first brush 13, pressure disk 9. According to the setting, the rotation central axis of swivel becket 4, the rotation central axis coincidence of pressure disk 9, and the height that hoist mechanism 6 promoted paint kettle 14 is the central axis of paint kettle 14 and the rotation central axis coincidence of pressure disk 9, at this moment, the action of propelling movement cylinder 8, with the paint kettle 14 forward propelling movement on the hoist mechanism 6, paint kettle 14 passes and gets into purge chamber 2 behind the material loading hole 16, and paint kettle 14 cup joints on first brush 13, and finally its opening with paint kettle 14 supports on swivel becket 4, and keep certain pressure throughout. Actuating power unit 5 drives swivel becket 4 and paint kettle 14, pressure disk 9 and rotates, fixes first brush 13 on bracing piece 12 this moment and scrubs the inner wall and the diapire of paint kettle 14, and 18 paint kettle 14's of second brush outer wall is scrubbed, and the liquid medicine in the liquid medicine case 23 passes through delivery pump etc. and carries to transfer line 19 and liquid medicine shower nozzle 20 simultaneously, sprays on paint kettle 14 to promote abluent clean degree and high efficiency. After the cleaning is finished, the bottom of the paint bucket 14 is clamped by the clamping mechanism 7, the pushing cylinder 8 contracts, the paint bucket 14 is dragged back to the lifting mechanism 6 of the bucket chamber 3, the lifting mechanism 6 descends, and an operator can take the paint bucket out. The automatic cleaning can be realized in the process, the paint bucket 14 is kept horizontal in the cleaning process, the cleaning liquid cannot be accumulated in the paint bucket 14, the cleaning efficiency of the first brush 13 and the second brush 18 on the paint bucket 14 can be ensured, and the subsequent paint bucket 14 taking down is more convenient.

The transmission form between the power mechanism 5 and the rotating ring 4 can be as follows: a gear ring 25 is arranged on the rotating ring 4, and a gear is arranged on an output shaft of the power mechanism 5 and is matched and connected with the gear ring 25. In other embodiments, the power mechanism 5 and the rotating ring 4 may be in transmission connection through a belt or the like.

The first brush 13 may be arranged horizontally or vertically, and may be cross-shaped or even cylindrical. The first brush 13 with the cross-shaped structure is provided with bristles arranged in a plane with two different diameters, and can support and limit the paint bucket 14.

An exhaust pipe 10 is arranged at the top of the box body 1 corresponding to the cleaning chamber 2, a fan 11 is arranged on the exhaust pipe 10, and the exhaust pipe 10 is connected to a tail gas treatment system. Because paint need add the medicament in the cleaning process, so the liquid medicine can produce certain waste gas and volatilize certain waste gas in the paint when spraying on paint kettle 14, through blast pipe 10, fan 11 with waste gas suction to carry to tail gas processing system and carry out exhaust-gas treatment, make the process environmental protection more. Wherein exhaust treatment system is prior art, and paint manufacturing enterprise all can allocate, and specific structure need not be repeated here.

The lifting mechanism 6 comprises an arc-shaped support 61, a rotating shaft 62 is arranged at one end of the arc-shaped support 61, the rotating shaft 62 is arranged on the box body 1, a lifting cylinder 63 is arranged at the bottom of the arc-shaped support 61, one end of the lifting cylinder 63 is rotatably connected with the bottom of the box body 1, and the other end of the lifting cylinder 63 is rotatably connected with the bottom of the arc-shaped support 61. Support through the arc and hold in the palm 61 and use lift cylinder 63 as power, rotate around pivot 62 and realize the promotion to paint kettle 14, simple structure, the operation is high-efficient stable.

The clamping mechanism 7 comprises two clamping jaws 71, the clamping jaws 71 are respectively arranged on two sides of the pressure plate 9, the middle parts of the clamping jaws 71 are connected with the telescopic ends of the pushing cylinders 8 through pin shafts, a clamping cylinder 72 is arranged between the two clamping jaws 71, and the clamping cylinder 72 drives the two clamping jaws 71 to open or tighten. The design of this structure, at the extension of centre gripping cylinder 72, can drive two jack catchs 71 and press from both sides tightly to carry out the centre gripping to paint kettle 14, propelling movement cylinder 8 shrink process can be prepared for the lower bucket on paint kettle 14 drags paint kettle 2 back into the elevating system who advances out of bucket room 3 from purge chamber 2, can realize automatic lower bucket, raise the efficiency.

At least one guide rod 21 is arranged in the barrel inlet and outlet chamber 3 of the box body 1, the guide rod 21 is consistent with the telescopic direction of the pushing cylinder 8, a sliding frame 22 is arranged on the guide rod 21, the sliding frame 22 is fixedly connected with the telescopic end of the pushing cylinder 8, and the clamping jaws 71 are respectively connected to the sliding frame 22 through pin shafts. The design of this structure can realize that propelling movement cylinder 8 is to the propelling movement in-process stability forward higher, can guarantee that the rotation center of

pressure disk

9 and 8 junctions of propelling movement cylinder coincides with the rotation central axis of rolling disc, so paint kettle 14 rotation process is more reliable and more stable.

An annular groove 24 is arranged on the rotating ring 4, the center of the annular groove 24 is overlapped with the center of the rotating ring 4, and the diameter of the annular groove 24 is consistent with that of the paint bucket 14. The design of this structure can be better to the location of paint kettle 14.

Example 2:

as shown in fig. 5, the utility model discloses an automatic barrel washing machine, its difference with embodiment 1 lies in: first brush 13 can the level set up, and arrange at the 14 diameter of paint kettle within range of horizontal direction, be provided with gag lever post 26 above bracing piece 12, gag lever post 26 is located paint kettle 14 and the inside relative higher department of rotating ring 4 butt joint back paint kettle 14, and length is less than paint kettle 14's degree of depth, gag lever post 26's length direction is unanimous with the flexible direction of propelling movement cylinder 8, so after paint kettle 14 got into purge chamber 2, insert in paint kettle 14 in the gag lever post 26, it is spacing to paint kettle 14, avoid its opening down and can't dock with rotating ring 4. Wherein the relatively high position is: the highest point of the stop lever 26 is located below the highest point of the inner ring of the annular groove 24 on the rotating ring 4, and a small amount of clearance exists. When the opening part of paint kettle 14 was located the annular groove 24 butt joint on the swivel becket 4, its opening was less than annular groove 24 slightly, but its part was located annular groove 24, annular groove 24's cross-section was the arc, so under the pressure effect, paint kettle 14's opening can cooperate with annular groove 24, paint kettle 14 can rise the take the altitude this moment, there is the clearance in the inside and the gag lever post 26 of paint kettle 14 this moment, so paint kettle 14 rotates the process can not and produce the friction between the gag lever post 26, avoid the damage to paint kettle 14.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the present application. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be a mechanical connection; they may be directly connected or indirectly connected through intervening media, or may be in the interactive relationship of two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. 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.

The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention has been disclosed by the preferred embodiment, it is not limited to the present invention, and any person skilled in the art can make modifications or changes equivalent to the equivalent embodiment of the above embodiments without departing from the scope of the present invention.

Claims

1. An automatic barrel washing machine is characterized in that: the paint spraying device comprises a box body, wherein a partition plate is arranged in the box body, the partition plate divides the box body into two cavities, namely a cleaning chamber and a barrel inlet and outlet chamber, a feeding hole is formed in the partition plate, and the feeding hole is used for a paint barrel to penetrate through; be provided with the swivel becket on the lateral wall relative with the material loading hole on the purge chamber, rotate between the lateral wall of swivel becket and purge chamber and be connected, be provided with power unit in the box outside, the transmission is connected between power unit and the swivel becket, is fixed with the bracing piece on the inside corresponding purge chamber lateral wall of swivel becket, be provided with first brush on the bracing piece, first brush is used for scrubbing the inner wall and the diapire of paint kettle, is provided with the connecting rod on the purge chamber lateral wall in the swivel becket outside, be provided with the second brush on the connecting rod, the second brush is used for scrubbing the outer wall of paint kettle, is provided with the transfer line on bracing piece and connecting rod, the transfer line extends to the outside liquid medicine case of box, is provided with the liquid medicine shower nozzle on the transfer line, the bottom of purge chamber is provided with the feed gate through pipeline and liquid medicine case intercommunication on the lateral wall of the business turn over bucket room of box, be provided with hoist mechanism in business turn over bucket room, hoist mechanism is used for promoting the paint kettle to the position corresponding with the material loading hole, is provided with the propelling movement cylinder on the lateral wall of business turn over bucket room relative with the material loading hole, be provided with the pressure disk on the telescopic link of propelling movement cylinder, rotate between pressure disk and the propelling movement cylinder and be connected, be provided with fixture at the flexible end of propelling movement cylinder, fixture is used for centre gripping paint kettle.

2. The automatic barrel washing machine as claimed in claim 1, wherein: and an exhaust pipe is arranged at the top of the box body corresponding to the cleaning chamber, a fan is arranged on the exhaust pipe, and the exhaust pipe is connected to a tail gas treatment system.

3. An automatic barrel washing machine as claimed in claim 1 or 2, wherein: the lifting mechanism comprises an arc-shaped supporting bracket, a rotating shaft is arranged at one end of the arc-shaped supporting bracket, the rotating shaft is arranged on the box body, a lifting cylinder is arranged at the bottom of the arc-shaped supporting bracket, one end of the lifting cylinder is rotatably connected with the bottom of the box body, and the other end of the lifting cylinder is rotatably connected with the bottom of the arc-shaped supporting bracket.

4. An automatic barrel washing machine as claimed in claim 3, wherein: the clamping mechanism comprises two clamping jaws, the clamping jaws are arranged on two sides of the pressure plate respectively, the middle parts of the clamping jaws are connected with the telescopic ends of the pressure plate or the pushing cylinder through pin shafts, a clamping cylinder is arranged between the two clamping jaws, and the clamping cylinder drives the two clamping jaws to be opened or tightened.

5. An automatic barrel washing machine as claimed in claim 4, wherein: at least one guide rod is arranged in the barrel inlet and outlet chamber of the box body, the guide rod is consistent with the telescopic direction of the cylinder, a sliding frame is arranged on the guide rod, the sliding frame is fixedly connected with the telescopic end of the cylinder, and the clamping jaws are respectively connected to the sliding frame through pin shafts.

6. An automatic barrel washing machine as claimed in claim 1, wherein: an annular groove is formed in the rotating ring, the center of the annular groove is overlapped with the center of the rotating ring, and the diameter of the annular groove is consistent with that of the paint bucket.