CN115010066A

CN115010066A - A packing plant for industrial coating

Info

Publication number: CN115010066A
Application number: CN202210763701.5A
Authority: CN
Inventors: 于干
Original assignee: Huai'an Paint Manufacturing Factory Co ltd
Current assignee: Huai'an Paint Manufacturing Factory Co ltd
Priority date: 2022-06-29
Filing date: 2022-06-29
Publication date: 2022-09-06
Anticipated expiration: 2042-06-29
Also published as: CN115010066B

Abstract

The invention discloses a packaging device for industrial coating, which relates to the technical field of coating production and aims to provide a packaging device for industrial coating, which can prevent the occurrence of glue leakage, can seal a coating packaging container in the filling process and improve the efficiency of coating packaging, and comprises an opening and closing structure and a sealing structure, wherein the filling structure comprises a support frame, the support frame is positioned at the rear side of a transmission mechanism, a tank body is arranged in the middle of the top end of the support frame, a sealing cover is in threaded connection with the top of the tank body, the sealing cover and the tank body form a container for storing the industrial coating, the technical effect is that the opening and closing structure is arranged, the opening and closing of a liquid outlet pipe in the filling structure and the on-off of gas entering the liquid storage tank can be controlled by the rotation of the opening and closing structure, and when the liquid outlet pipe is in an opened state, compressed inert gas in the gas storage tank enters the liquid storage tank, the liquid coating in the liquid storage tank is extruded out, and the material receiving box moves to the lower part of the connecting pipe to prevent the glue solution from dripping.

Description

A packing plant for industrial coating

Technical Field

The invention relates to the technical field of paint production, in particular to a packaging device for industrial paint.

Background

The industrial coating is used for corrosion prevention of structures with relatively harsh corrosion environments, such as ships, ocean platforms, petrochemicals, bridges and coastal steel structures, and is different from home decoration coatings and building coatings. The main application fields are ships, municipal administration, petrifaction, large pipelines, steel structures and the like.

The industrial coating needs to be packaged after the production process, for the liquid industrial coating, a filling machine can be used in the packaging process, the liquid inlet and outlet of the filling machine generally needs to be controlled by a valve, in the filling process, the valve needs to be opened and closed frequently, the abrasion speed of the valve is accelerated, the service life is shortened, in addition, due to the fact that the valve is installed inside a pipeline, a worker cannot timely master the abrasion condition of the valve, the glue leakage phenomenon easily occurs, the coating containing container after filling needs to be transferred to other production lines for sealing, in the process, a large amount of time is consumed, the coating packaging efficiency is prolonged, and therefore the packaging device for the industrial coating is provided.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the packaging device for the industrial coating, which can prevent the occurrence of glue leakage, can seal the coating packaging container in the filling process and improve the coating packaging efficiency.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a packing plant for industrial coating, includes drive mechanism, filling structure and seal structure, and the side of filling structure is equipped with seal structure, and the below of filling structure and seal structure is equipped with drive mechanism, and the filling structure includes:

the supporting frame is positioned at the rear side of the transmission mechanism, the middle part of the top end of the supporting frame is provided with a tank body, the top of the tank body is in threaded connection with a sealing cover, the sealing cover and the tank body form a container for storing industrial coating, the top of the inner cavity of the sealing cover is connected with a push plate for extruding the coating through a spring, and the bottom of the tank body is provided with a liquid outlet pipe;

the structure that opens and shuts, the structure that opens and shuts is located drive mechanism's top, the structure that opens and shuts includes the fixed bolster with jar body coupling, the connecting pipe that is located under the drain pipe is installed to the bottom of fixed bolster, the bottom swing joint of fixed bolster has the dwang, the top fixed mounting of dwang has the opening plate, the opening plate is located the inboard of drain pipe and connecting pipe, and the outer lane of opening plate is equipped with the arc drain tank, the top fixed mounting of opening plate has the ventilation stopper, the ventilation cover has been cup jointed in the outer lane activity of ventilation stopper, the ventilation cover is connected with the bottom of the jar body, one side of ventilation cover is passed through the pipe and is connected with the gas outlet of placing subaerial gas holder, the outer lane at ventilation cover top is connected with another pipe, the middle part fixed connection at another pipe and sealed lid top, the bottom fixed mounting of dwang has the material receiving box.

The enclosed construction is used for sealing for scribbling the paint can, and the enclosed construction includes:

the top end of the L-shaped support is rotatably provided with a rotary disc, a fluted disc is fixedly arranged on the outer ring of the rotary disc, the rotary disc is provided with three round holes, the bottoms of the two symmetrically distributed round holes are rotatably provided with rotary blocks, the top of the rotary disc is provided with a second hydraulic rod through a connecting frame, and the telescopic end of the second hydraulic rod is provided with a pressing block for pressing the cover body of the coating tank;

the glue spreading structure comprises a glue tank which is in contact with the ground, the inner cavity of the glue tank is connected with the air outlet of the air storage tank through a corrugated pipe, the glue outlet of the glue tank is connected with a smearing disc through a rubber pipe, the smearing disc is fixedly arranged below the other round hole and is fixedly arranged with the L-shaped bracket, the outer ring of the smearing disc is provided with a glue outlet ring, and the inner cavity of the glue outlet ring is connected with the inner cavity of the rubber pipe;

and the storage pipe is used for storing the paint can cover, and the bottom of the storage pipe is in contact with the top of the rotary table.

Preferably, the filling structure still includes the promotion structure, and the promotion structure includes the hydraulic stem one with ground contact, and the top of hydraulic stem one is connected with the slurcam, and the slurcam is located transmission structure's middle part, and the inner chamber of slurcam passes through the bellows with the air inlet of placing subaerial vacuum pump to be connected, and the middle part at slurcam inner chamber top is equipped with the air vent.

Preferably, the transmission structure is used for the transportation to hold the scribble paint can of coating, and the transmission structure includes two U type framves of being connected with ground, and the top of two U type framves is all moved about and has been cup jointed and changes the roller, and two change the roller and pass through drive belt transmission and connect, and the surface winding of changeing the roller has two drive belts, and the slurcam is located the inboard middle part of drive belt, and the top fixed mounting of a U type has rotation motor one, and the output shaft end that rotates motor one is connected with the middle part of changeing the roller.

Preferably, a second rotating motor is installed at the bottom of the fixed support, a first gear is connected to the tail end of an output shaft of the second rotating motor, a toothed ring is fixedly installed on the outer ring of the rotating rod, and the first gear is meshed with the toothed ring.

Preferably, a third rotating motor is installed on two sides of the top of the rotary table, and the tail end of an output shaft of the third rotating motor is connected with the top of one end, away from the round hole, of the rotating block.

Preferably, one side of the bottom end of the storage pipe is provided with a fourth rotating motor, the tail end of an output shaft of the fourth rotating motor is connected with a second gear, and the second gear is meshed with the fluted disc.

Preferably, the thickness of the turntable is the same as that of the paint can cover, and the outer diameter of the paint can cover is the same as the inner diameter of the circular hole.

Preferably, the sealing structure further comprises a support base for supporting the paint can, the support base is located on the inner side of the two belts, and the top of the support base is flush with the top of the belts.

Preferably, one side that sealing structure was kept away from to the filling structure is equipped with the limit structure who is used for controlling two adjacent paint can distances, and limit structure is including the montant that is used for supporting, and one side movable mounting that filling structure was kept away from to the montant has the limiting plate, and hydraulic stem three is installed at the top of montant, and the bottom of hydraulic stem three contacts with the top of montant. .

(III) advantageous effects

Compared with the prior art, the invention provides a packaging device for industrial coating, which has the following beneficial effects:

1. this a packing plant for industrial coating, the structure that opens and shuts has been set up, the rotation of the structure that opens and shuts can control opening and shutting of drain pipe in the filling structure and the break-make of the gas that enters into the liquid storage tank, and when the drain pipe was in the state of opening, compressed inert gas in the gas storage tank enters into the liquid storage tank, extrude the liquid coating in the liquid storage tank, material receiving box removes the below to the connecting pipe and prevents the glue solution drippage, avoid polluting and extravagant, and the opening plate directly exposes in the air, do benefit to the wearing and tearing condition of observing the opening plate, the phenomenon of glue leakage is prevented to appear.

2. This a packing plant for industry coating has set up seal structure, and the device can seal for the coating jar that fills with coating at the in-process of filling, improves coating packing's efficiency, has set up limit structure, can restrict the distance of the coating jar that moves under the follow filling structure, the device filling coating of being convenient for.

Drawings

FIG. 1 is a schematic front view of the overall structure of the packaging device of the present invention;

FIG. 2 is a left side view of the position limiting structure of the present invention;

FIG. 3 is a schematic top view of a plywood of the present invention;

FIG. 4 is a schematic top view of the material receiving box of the present invention;

fig. 5 is a bottom view of the turntable according to the present invention.

In the figure: 1. rotating the roller; 2. a transmission belt; 3. rotating the first motor; 4. a hydraulic rod III; 5. a support frame; 6. a tank body; 7. a sealing cover; 8. a spring; 9. pushing a plate; 10. an exhaust pipe; 11. fixing a bracket; 12. a connecting pipe; 13. opening and closing the board; 14. a ventilation sleeve; 15. a first gear; 16. rotating a second motor; 17. a material receiving box; 18. a first hydraulic rod; 19. a push plate; 20. a gas storage tank; 21. a vacuum pump; 22. a supporting seat; 23. a glue tank; 24. a second hydraulic rod; 25. a storage tube; 26. rotating a motor IV; 27. a turntable; 28. rotating a motor III; 29. coating a disc; 30. discharging a rubber ring; 31. a circular hole; 32. a fluted disc; 33. rotating the rod; 34. rotating the block; 35. a vertical rod; 36. a limiting plate; 37. a vent plug; 38. and (7) briquetting.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, a packaging device for industrial coating comprises a transmission mechanism, the transmission mechanism is used for transporting and storing a coating tank of liquid industrial coating, the transmission mechanism comprises two fixed U-shaped frames, the top ends of the two U-shaped frames are movably sleeved with rotating rollers 1, the two rotating rollers 1 are in transmission connection through a transmission belt 2, two transmission belts 2 are wound on the outer surface of the rotary roller 1, a first U-shaped rotating motor 3 is fixedly installed at the top end of the first U-shaped rotating roller, the tail end of an output shaft of the first rotating motor 3 is connected with the middle part of the rotary roller 1, cutting grooves are formed in the inner sides of the two transmission belts 2, the structure formed by the two cutting grooves can be used for placing a coating can, and then can play spacing effect, the filling of being convenient for, transmission structure during operation, rotate motor 3 and drive the roller 1 rotation of being connected with it, roller 1 drives the transmission of drive belt 2, and drive belt 2 can transport the coating tank.

Referring to fig. 1 and 2, the packaging device for industrial coatings includes a limiting structure, the limiting structure includes a vertical rod 35 for supporting, a limiting plate 36 is movably mounted on one side, away from the filling structure, of the vertical rod 35, a pressure sensor is mounted on the limiting plate 36, and is convenient to detect the position of a coating can, a hydraulic rod three 4 is mounted at the top of the vertical rod 35, the bottom of the hydraulic rod three 4 is in contact with the top of the vertical rod 35, the vertical rod 35 can be pressed downwards by stretching of the hydraulic rod three 4, so that the vertical rod 35 rotates, when the vertical rod 35 is in a horizontal state, the vertical rod 35 can intercept the coating can, when the vertical rod 35 is in a vertical state, the coating can continue to move under the action of the transmission belt 2, and the distance between two coating cans on the right end of the transmission belt 2 is convenient to control.

Referring to fig. 1, 3 and 4, the packing device for industrial paints includes a filling structure located at the other side of the limiting structure, the filling structure includes a support frame 5, the filling structure can be fixed on the ground through the support frame 5, the tank body 6 is arranged in the middle of the top of the support frame 5, the top of the tank body 6 is in threaded connection with the sealing cover 7, the sealing structure formed by the two can store the industrial coating to be filled, and both sides of the top of the sealing cover 7 are fixedly provided with springs 8, the bottom of the spring 8 is fixedly provided with a push plate 9, the side wall of the push plate 9 is contacted with the inner wall of the tank body 6, so that the push plate 9 can extrude the industrial coating, and one side of the top end of the sealing cover 7 is provided with an exhaust pipe 10 for exhausting redundant gas in the sealing cover 7, thereby facilitating the reuse of the tank body 6, when the filling structure works, the outer ring at the other end of the exhaust pipe 10 is provided with a sealing structure such as a plug.

The drain pipe is installed to the bottom of the jar body 6, industrial coating can discharge through the drain pipe, the below of drain pipe is equipped with the structure that opens and shuts, the structure that opens and shuts includes the fixed bolster 11 with jar body 6 fixed mounting, connecting pipe 12 is installed to the bottom of fixed bolster 11, connecting pipe 12 is located the drain pipe under, connecting pipe 12 is located the transmission structure middle part directly over, dwang 33 has been cup jointed in the bottom activity of fixed bolster 11, the top fixed mounting of dwang 33 has opening plate 13, opening plate 13's top and the bottom contact of drain pipe, opening plate 13's bottom and connecting pipe 12's top contact, opening plate 13's outer lane is equipped with the arc drain groove, when the drain pipe is located the inboard of arc drain groove, industrial coating in the drain pipe falls in the coating jar of its below through connecting pipe 12, and connecting pipe 12 is the funnel type.

The bottom fixed mounting of dwang 33 has material receiving box 17, and when the drain pipe was located the inboard of arc drain tank, material receiving box 17 was located the side of connecting pipe 12, otherwise, material receiving box 17 was located the below of connecting pipe 12, can catch the coating that drips from connecting pipe 12, prevented that coating from polluting the device.

In order to enable the rotating rod 33 to rotate, a second rotating motor 16 is installed at the bottom of the fixed support 11, the tail end of an output shaft of the second rotating motor 16 is connected with a first gear 15 through a speed reducer, a gear ring is fixedly installed on the outer ring of the rotating rod 33, the first gear 15 is meshed with the gear ring, the rotating rod 33 can be driven to rotate by rotation of the second rotating motor 16, when the rotating rod 33 rotates, the position of the arc-shaped liquid outlet groove is changed, opening and closing of the liquid outlet pipe can be controlled, and filling of the device is facilitated.

Open-close plate 13's top fixed mounting has breather plug 37, breather plug 37's outer lane activity has cup jointed the cover 14 that ventilates, the cover 14 that ventilates is connected with the bottom of the jar body 6, one side of the cover 14 that ventilates is passed through the pipe and is connected with the gas holder 20 gas port of placing subaerial, the outer lane at the 14 top of the cover that ventilates is connected with another pipe, the middle part fixed connection at another pipe and the 7 top of sealed lid, breather plug 37's outer lane is equipped with the arc hole of right angle form, when the tip in arc hole and pipe all contact, compressed inert gas in the gas holder 20 enters into the inner chamber of the jar body 6 along the pipe, this compressed gas pushes down push pedal 9, can extrude industrial coating.

The below of structure that opens and shuts is equipped with the promotion structure that is used for driving the paint can and moves in vertical direction, prevent that coating from spilling at the filling in-process, the promotion structure includes the hydraulic stem one 18 with ground contact, the top of hydraulic stem one 18 is connected with push plate 19, push plate 19 is located the middle part of transmission structure, and push plate 19's inner chamber passes through the bellows with the air inlet of placing subaerial vacuum pump 21 and is connected, the middle part at push plate 19 inner chamber top is equipped with the air vent, through the setting of promotion structure, vacuum pump 21's work can make push plate 19 link together with the paint can, it moves to be convenient for hydraulic stem one 18 to drive the paint can through push plate 19.

Referring to fig. 1 and 5, the packaging device for industrial coatings further comprises a sealing structure, the sealing structure comprises an L-shaped support, a rotary table 27 is rotatably mounted at the top end of the L-shaped support, a fluted disc 32 is fixedly mounted on the outer ring of the rotary table 27, three round holes 31 are formed in the rotary table 27, a rotary motor three 28 is mounted at the tops of the two symmetrically-distributed round holes 31, the tail end of an output shaft of the rotary motor three 28 is connected with a rotary block 34 through a speed reducer, the top of the rotary block 34 is in contact with the bottom of the rotary table 27, a hydraulic rod two 24 is mounted at the top of the rotary table 27 through a connecting frame, and a press block 38 for pressing a coating tank cover body is mounted at the telescopic end of the hydraulic rod two 24;

the gluing structure comprises a glue tank 23 which is in contact with the ground, the inner cavity of the glue tank 23 is connected with the air outlet of the air storage tank 20 through a corrugated pipe, the glue outlet of the glue tank 23 is connected with a smearing plate 29 through a rubber pipe, the smearing plate 29 is fixedly arranged below another round hole 31, the smearing plate 29 is fixedly arranged with the L-shaped bracket, the outer ring of the smearing plate 29 is provided with a glue outlet ring 30, and the inner cavity of the glue outlet ring 30 is connected with the inner cavity of the rubber pipe;

a storage tube 25, the storage tube 25 is used for storing a paint can cover, the bottom of the storage tube 25 is in contact with the top of the rotary table 27, a rotating motor four 26 is installed on one side of the bottom end of the storage tube 25, the tail end of an output shaft of the rotating motor four 26 is connected with a gear two, and the gear two is meshed with the fluted disc 32.

The thickness of carousel 27 is the same with the thickness of coating cover, and the external diameter of coating cover is the same with the internal diameter of round hole 31, and the sealing structure still includes the supporting seat 22 that supports the coating jar, and supporting seat 22 is located the inboard of two drive belts 2, and the top of supporting seat 22 flushes with the top of drive belt 2, through the setting of sealing structure, can seal for the coating jar.

The working principle is as follows: when the paint can is used, a paint can is placed on the inner sides of the two transmission belts 2, when the transmission mechanism works, the transmission mechanism drives the paint can to move, when the paint can is contacted with the limiting plate 36, the limiting plate 36 is pressed downwards by the hydraulic rod III 4 until the limiting plate 36 is separated from the paint can, the paint can continues to move under the action of the transmission belts 2, the limiting plate 36 is reset to continue to intercept the paint can, the distance between the two adjacent paint cans is controlled, when the paint can moves to the lower part of the connecting pipe 12, the hydraulic rod I18 extends, the hydraulic rod I18 drives the top of the pushing plate 19 to be contacted with the bottom of the paint can, the vacuum pump 21 works, the paint can and the pushing plate 19 can continue to drive the paint can to move upwards, when filling is carried out, the arc-shaped liquid outlet groove on the opening plate 13 moves to the lower part of the liquid outlet pipe under the action of the rotating motor II 16, at the moment, compressed gas in the gas storage tank 20 enters the inner cavity of the can body 6 through the guide pipe, the pushing plate 19 moves downwards under the action of pressure, the pushing plate 19 extrudes industrial coating, the industrial coating falls into the coating tank along the liquid outlet pipe and the connecting pipe 12 to realize filling, after the filling is finished, the first hydraulic rod 18 resets, the coating tank moves continuously along with the transmission structure, and when the coating tank moves to the position above the supporting seat 22, the second hydraulic rod 24 stretches and retracts quickly to press the cover body of the coating tank and the coating tank together to realize the sealing of the coating tank.

The above are only specific embodiments of the present invention, but the technical features of the present invention are not limited thereto. Any simple changes, equivalent substitutions or modifications made based on the present invention to solve the same technical problems and achieve the same technical effects are within the scope of the present invention.

Claims

1. The utility model provides a packing plant for industrial coating, includes drive mechanism, filling structure and seal structure, and the side of filling structure is equipped with seal structure, and the below of filling structure and seal structure is equipped with drive mechanism, its characterized in that, filling structure includes:

the supporting frame (5) is positioned at the rear side of the transmission mechanism, the tank body (6) is installed in the middle of the top end of the supporting frame (5), the top of the tank body (6) is in threaded connection with the sealing cover (7), the sealing cover (7) and the tank body (6) form a container for storing industrial coating, the top of the inner cavity of the sealing cover (7) is connected with a push plate (9) for extruding the coating through a spring (8), and the bottom of the tank body (6) is provided with a liquid outlet pipe;

the opening and closing structure is positioned above the transmission mechanism and comprises a fixed support (11) connected with the tank body (6), a connecting pipe (12) positioned right below the liquid outlet pipe is installed at the bottom of the fixed support (11), a rotating rod (33) is movably connected at the bottom of the fixed support (11), an opening plate (13) is fixedly installed at the top of the rotating rod (33), the opening plate (13) is positioned at the inner side of the liquid outlet pipe and the connecting pipe (12), an arc-shaped liquid outlet groove is formed in the outer ring of the opening plate (13), a vent plug (37) is fixedly installed at the top of the opening plate (13), a vent sleeve (14) is movably sleeved on the outer ring of the vent plug (37), the vent sleeve (14) is connected with the bottom of the tank body (6), one side of the vent sleeve (14) is connected with a gas outlet of a gas storage tank (20) placed on the ground through a guide pipe, the outer ring at the top of the vent sleeve (14) is connected with another guide pipe, the other conduit is fixedly connected with the middle part of the top of the sealing cover (7), and the bottom of the rotating rod (33) is fixedly provided with a material receiving box (17).

The seal structure is used for sealing for the coating jar, and the seal structure includes:

the coating tank cover pressing device comprises an L-shaped support, wherein a turntable (27) is rotatably mounted at the top end of the L-shaped support, a fluted disc (32) is fixedly mounted on the outer ring of the turntable (27), three round holes (31) are formed in the turntable (27), two of the round holes (31) are symmetrically formed, rotating blocks (34) are rotatably mounted on the two symmetrically distributed round holes (31), a second hydraulic rod (24) is mounted at the top of the turntable (27) through a connecting frame, and a pressing block (38) used for pressing the coating tank cover is mounted at the telescopic end of the second hydraulic rod (24);

the glue spreading structure comprises a glue tank (23) which is in contact with the ground, the inner cavity of the glue tank (23) is connected with the air outlet of the air storage tank (20) through a corrugated pipe, the glue outlet of the glue tank (23) is connected with a spreading disc (29) through a rubber pipe, the spreading disc (29) is fixedly arranged below another round hole (31), the spreading disc (29) is fixedly arranged with the L-shaped support, the outer ring of the spreading disc (29) is provided with a glue outlet ring (30), and the inner cavity of the glue outlet ring (30) is connected with the inner cavity of the rubber pipe;

a storage tube (25), the storage tube (25) is used for storing the paint can cover, and the bottom of the storage tube (25) is contacted with the top of the rotary table (27).

2. A packaging unit for industrial paints according to claim 1, characterized in that: the filling structure still includes pushing structure, pushing structure include with ground contact hydraulic stem one (18), the top of hydraulic stem one (18) is connected with slurcam (19), slurcam (19) are located transmission structure's middle part, and the inner chamber of slurcam (19) passes through the bellows with the air inlet of placing subaerial vacuum pump (21) and is connected, the middle part at slurcam (19) inner chamber top is equipped with the air vent.

3. A packaging unit for industrial paints according to claim 2, characterized in that: the transmission structure is used for transporting the coating jar that holds coating, the transmission structure includes two U type framves of being connected with ground, the equal activity in top of two U type framves has cup jointed and has changeed roller (1), two change roller (1) are connected through drive belt (2) transmission, and the surface winding of changeing roller (1) has two drive belts (2), slurcam (19) are located the inboard middle part of drive belt (2), and the top fixed mounting of a U type has rotation motor (3), the output shaft end of rotation motor (3) is connected with the middle part of changeing roller (1).

4. A packaging unit for industrial paints according to claim 1, characterized in that: a second rotating motor (16) is installed at the bottom of the fixed support, a first gear (15) is connected to the tail end of an output shaft of the second rotating motor (16), a toothed ring is fixedly installed on the outer ring of the rotating rod (33), and the first gear (15) is meshed with the toothed ring.

5. A packaging unit for industrial paints according to claim 1, characterized in that: a third rotating motor (28) is mounted on each of the two sides of the top of the rotary table (27), and the tail end of an output shaft of the third rotating motor (28) is connected with the top of one end, away from the round hole (31), of the rotating block (34).

6. A packaging unit for industrial paints according to claim 1, characterized in that: one side of the bottom end of the storage pipe (25) is provided with a rotating motor IV (26), the tail end of an output shaft of the rotating motor IV (26) is connected with a gear II, and the gear II is meshed with the fluted disc (32).

7. A packaging unit for industrial paints according to claim 1, characterized in that: the thickness of the rotary disc (27) is the same as that of the paint can cover, and the outer diameter of the paint can cover is the same as the inner diameter of the round hole (31).

8. A packaging unit for industrial paints according to claim 3, characterized in that: the sealing structure further comprises a supporting seat (22) for supporting the paint tank, the supporting seat (22) is located on the inner sides of the two transmission belts (2), and the top of the supporting seat (22) is flush with the top of the transmission belts (2).

9. A packaging unit for industrial paints according to claim 1, characterized in that: one side that sealing structure was kept away from to filling structure is equipped with the limit structure who is used for controlling two adjacent paint can distances, and limit structure is including montant (35) that are used for supporting, and one side movable mounting that filling structure was kept away from in montant (35) has limiting plate (36), and hydraulic stem three (4) are installed at the top of montant (35), the bottom of hydraulic stem three (4) and the top contact of montant (35).