CN111453681B - Anti-oxidation batch filling system for coating production line and filling method thereof - Google Patents
Anti-oxidation batch filling system for coating production line and filling method thereof Download PDFInfo
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- CN111453681B CN111453681B CN202010257912.2A CN202010257912A CN111453681B CN 111453681 B CN111453681 B CN 111453681B CN 202010257912 A CN202010257912 A CN 202010257912A CN 111453681 B CN111453681 B CN 111453681B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67C—CLEANING, FILLING WITH LIQUIDS OR SEMILIQUIDS, OR EMPTYING, OF BOTTLES, JARS, CANS, CASKS, BARRELS, OR SIMILAR CONTAINERS, NOT OTHERWISE PROVIDED FOR; FUNNELS
- B67C3/00—Bottling liquids or semiliquids; Filling jars or cans with liquids or semiliquids using bottling or like apparatus; Filling casks or barrels with liquids or semiliquids
- B67C3/30—Filling of barrels or casks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67B—APPLYING CLOSURE MEMBERS TO BOTTLES JARS, OR SIMILAR CONTAINERS; OPENING CLOSED CONTAINERS
- B67B3/00—Closing bottles, jars or similar containers by applying caps
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67C—CLEANING, FILLING WITH LIQUIDS OR SEMILIQUIDS, OR EMPTYING, OF BOTTLES, JARS, CANS, CASKS, BARRELS, OR SIMILAR CONTAINERS, NOT OTHERWISE PROVIDED FOR; FUNNELS
- B67C7/00—Concurrent cleaning, filling, and closing of bottles; Processes or devices for at least two of these operations
- B67C7/0006—Conveying; Synchronising
- B67C7/0026—Conveying; Synchronising the containers travelling along a linear path
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67C—CLEANING, FILLING WITH LIQUIDS OR SEMILIQUIDS, OR EMPTYING, OF BOTTLES, JARS, CANS, CASKS, BARRELS, OR SIMILAR CONTAINERS, NOT OTHERWISE PROVIDED FOR; FUNNELS
- B67C7/00—Concurrent cleaning, filling, and closing of bottles; Processes or devices for at least two of these operations
- B67C7/0006—Conveying; Synchronising
- B67C2007/006—Devices particularly adapted for container filling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67C—CLEANING, FILLING WITH LIQUIDS OR SEMILIQUIDS, OR EMPTYING, OF BOTTLES, JARS, CANS, CASKS, BARRELS, OR SIMILAR CONTAINERS, NOT OTHERWISE PROVIDED FOR; FUNNELS
- B67C7/00—Concurrent cleaning, filling, and closing of bottles; Processes or devices for at least two of these operations
- B67C7/0006—Conveying; Synchronising
- B67C2007/0066—Devices particularly adapted for container closing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Reciprocating Pumps (AREA)
- Coating Apparatus (AREA)
Abstract
The invention discloses an anti-oxidation batch filling system for a coating production line and a filling method thereof, wherein the anti-oxidation batch filling system comprises a conveying device, a piston type filling head, an air extractor, a nitrogen supply source, a coating supply source and a barrel cover buckling mechanism; the piston type filling head part extends into the coating bucket, so that a variable coating filling space is formed between the bottom of the piston type filling head and the inner bottom of the coating bucket; the air extracting device is used for extracting air in the variable coating filling space; the nitrogen supply is used for filling nitrogen into the variable coating filling space to form a nitrogen filling environment; the coating material supply source is used for filling the coating material into the variable coating material filling space in the nitrogen filling environment; the temporary sealing barrel cover is buckled with the opening of the coating barrel through a barrel cover buckling mechanism so as to seal the coating barrel filled with the coating. The invention can enable the variable paint filling space of the paint bucket to form a nitrogen filling environment by the way of firstly pumping air and then filling nitrogen, thereby avoiding the phenomenon of oxidation caused by contact with air in the paint filling process.
Description
Technical Field
The invention belongs to the technical field of paint production equipment, and particularly relates to an anti-oxidation batch filling system for a paint production line and a filling method thereof.
Background
The existing paint filling apparatus has the following disadvantages:
1. the anti-oxidation protection of air isolation is not carried out in the filling operation process, so that the paint is contacted with the air to generate an oxidation phenomenon, and the quality of the paint is greatly influenced;
2. in the conveying process, the coating bucket or the coating tank is in an open state, the coating on the upper layer is directly contacted with the air to be oxidized, the middle layer and the lower layer of the coating in the bucket or the tank are also affected, and the product percent of pass is reduced.
Based on the reasons, the invention designs the anti-oxidation batch filling system for the coating production line and the filling method thereof, and the variable coating filling space of the coating barrel can form a nitrogen filling environment by means of firstly pumping air and then filling nitrogen, so that the phenomenon of oxidation caused by contact with air in the coating filling process is avoided.
Disclosure of Invention
The invention aims to: in order to overcome the defects in the prior art, the invention provides an anti-oxidation batch filling system for a coating production line and a filling method thereof.
The technical scheme is as follows: in order to achieve the purpose, the anti-oxidation batch filling system for the coating production line comprises a conveying device, a storage tank and a storage tank, wherein the conveying device is used for conveying a coating barrel;
the piston type filling head is arranged on a servo linear sliding table module which is arranged on the rack in a vertical posture, the piston type filling head is driven to move in the vertical direction through the servo linear sliding table module, and the piston type filling head is driven to move downwards through the servo linear sliding table module to extend into the coating barrel, so that a variable coating filling space is formed between the bottom of the piston type filling head and the inner bottom of the coating barrel;
the air inlet end of the air extracting device is butted with the air outlet end of the piston type filling head and is used for extracting air in the variable coating filling space;
the air outlet end of the nitrogen supply source is butted with the air inlet end of the piston type filling head and used for filling nitrogen into the variable coating filling space, so that the variable coating filling space forms a nitrogen filling environment;
the discharge end of the coating supply source is butted with the feed end of the piston type filling head and is used for filling the coating into the variable coating filling space in the nitrogen filling environment, and the bottom of the piston type filling head and the coating liquid level in the variable coating filling space keep an anti-sticking space;
the barrel cover buckling mechanism is arranged above the conveying device and is positioned behind the piston type filling head; the temporary sealing barrel cover is matched with the coating barrel and buckled on the barrel opening of the coating barrel through a barrel cover buckling mechanism so as to seal the coating barrel filled with the coating.
Further, the piston type filling head comprises an upper top cover, a lower piston and a first cylinder; the upper top cover is covered on the opening of the coating bucket in a sealing manner, and is integrally connected with a connecting installation part in a forming manner, and the upper top cover is fixedly connected with a sliding block of the servo linear sliding table module through the connecting installation part; the first cylinder is arranged at the top of the upper top cover, and a piston rod of the first cylinder penetrates through the upper top cover in a sliding manner and is fixedly connected with the lower piston; the lower piston is matched with the paint bucket in a sealing and sliding manner, the variable paint filling space is formed by a space between the bottom of the lower piston and the bottom in the paint bucket, and the anti-sticking space is formed by a space between the bottom of the lower piston and the paint liquid level in the paint bucket;
the piston type filling head also comprises a feeding telescopic pipe, an air inlet pipe and an air outlet pipe; the upper top cover is provided with a feeding hole, the lower piston is provided with a discharging hole, two ends of the feeding telescopic pipe are respectively butted with the feeding hole and the discharging hole, and a first spring, two ends of which are respectively fixedly connected with the bottom of the upper top cover and the top of the lower piston, is sleeved outside the feeding telescopic pipe; the air inlet pipe and the air outlet pipe vertically slide and penetrate through the upper top cover to be fixedly connected with the lower piston, the lower piston is provided with an air inlet and an air outlet, the lower end of the air inlet pipe is in butt joint with the air inlet, and the lower end of the air outlet pipe is in butt joint with the air outlet;
the piston type filling head also comprises a feeding electromagnetic valve, an air inlet electromagnetic valve and an air outlet electromagnetic valve; the feeding electromagnetic valve is arranged at the feeding hole on the upper top cover, and a flowmeter is arranged on the feeding electromagnetic valve; the air inlet electromagnetic valve is arranged at the upper end of the air inlet pipe; the air outlet electromagnetic valve is arranged at the upper end of the air outlet pipe.
Furthermore, the peripheral projection profile of the upper top cover in the overlooking direction encloses the peripheral profile of the opening of the coating bucket, a buffer gasket is fixedly attached to the bottom of the upper top cover, and a pressure balance hole is formed in the upper top cover.
Furthermore, the air inlet pipe and the air outlet pipe are both hard pipes.
Further, the barrel cover buckling mechanism comprises a supporting transverse plate, a second air cylinder, a motor, an annular rotary table, an annular outer gear, a central movable pressing barrel, an electric push rod and an outer periphery rolling pressing ball; the supporting transverse plate is arranged across the conveying device; the second cylinder is arranged at the top of the supporting transverse plate, and a piston rod of the second cylinder penetrates through the supporting transverse plate in a sliding manner and is elastically connected with the central movable pressing cylinder; the motor is arranged on the supporting transverse plate, and the power output end of the motor is connected with a gear; the annular outer gear is rotatably connected to the bottom of the supporting transverse plate through an annular rotary table, the gear is meshed with the annular outer gear, and a piston rod of the second air cylinder is coaxial with the annular outer gear and vertically penetrates through the annular outer gear downwards; the interior of the central movable pressing barrel is elastically connected with a movable plate through a second spring, two ends of the second spring are fixedly connected with the bottom of the movable plate and the bottom in the central movable pressing barrel respectively, the movable plate is fixedly connected with the lower end of a piston rod of a second air cylinder, and the movable plate and the central movable pressing barrel are arranged in a vertical sliding fit mode; the electric push rod is provided with an electric push rod mounting part in a matching way, and the electric push rod is vertically mounted at the bottom of the annular outer gear in an oriented way through the electric push rod mounting part; the pushing end of the electric push rod is provided with a ball bowl, and the periphery rolling press-fit ball is freely arranged in the ball bowl in a rolling manner;
the second cylinder pushes the central movable pressing barrel to move vertically downwards to elastically press the central part of the temporary sealing barrel cover, the electric push rod pushes the periphery rolling pressing ball to move vertically downwards to abut against the peripheral part of the temporary sealing barrel cover, and the motor drives the periphery rolling pressing ball to rotate through tooth transmission so as to roll the peripheral part of the temporary sealing barrel cover to be buckled with a barrel opening of the coating barrel.
Further, the temporary sealing barrel cover is a plastic soft cover.
Further, the air extractor comprises a vacuum pump, and an air guide pipe of the vacuum pump is butted with the air outlet electromagnetic valve;
the nitrogen supply source comprises a nitrogen storage tank, a nitrogen guide pipe of the nitrogen storage tank is butted with the air inlet electromagnetic valve, and an air inlet power pump is arranged on the nitrogen guide pipe;
the coating supply source comprises a coating supply bin, the coating supply bin is in butt joint with the flowmeter through a coating inlet pipe, and a feeding power pump is installed on the coating inlet pipe.
A filling method of an anti-oxidation batch filling system for a coating production line comprises the following specific steps:
step 1: the conveying device conveys the coating bucket to the position right below the piston type filling head, the servo linear sliding table module drives the piston type filling head to vertically move downwards, the upper top cover is enabled to seal the bucket opening of the coating bucket, the lower piston is enabled to slide and hermetically extend into the coating bucket, and then the servo linear sliding table module is closed;
and 2, step: closing the feeding electromagnetic valve and the air inlet electromagnetic valve, opening the air outlet electromagnetic valve, starting the vacuum pump to pump out air in the variable coating filling space, gradually pushing the lower piston to gradually move downwards through the first air cylinder in the process of gradually pumping air until the lower piston abuts against the inner bottom of the coating bucket and then stopping the air outlet electromagnetic valve and the vacuum pump in sequence;
and step 3: opening an air inlet electromagnetic valve, pumping nitrogen in a nitrogen storage tank into a variable coating filling space of a coating barrel through an air inlet power pump, pulling a lower piston to gradually move upwards by 5cm through a first air cylinder, stopping, flushing the nitrogen into the variable coating filling space to form a nitrogen filling environment, and then closing the air inlet electromagnetic valve and a vacuum pump in sequence;
and 4, step 4: opening a feeding electromagnetic valve, continuously filling the coating into a variable coating filling space in a nitrogen filling environment through a feeding power pump, simultaneously pulling a lower piston to gradually move upwards through a first air cylinder, metering the coating filling amount through a flowmeter, sequentially closing the feeding electromagnetic valve and the feeding power pump after the coating filling amount requirement of a coating barrel is met, and finally driving a piston type filling head to vertically move upwards and reset through a servo linear sliding table module to finish coating filling;
and 5: the conveying device conveys the paint bucket which is filled to the bucket cover buckling mechanism, firstly, the second air cylinder is used for pushing the central movable pressing barrel to vertically move downwards to elastically press the central part of the temporary sealing bucket cover downwards, then the electric push rod is used for pushing the peripheral rolling pressing ball to vertically move downwards to abut against the peripheral part of the temporary sealing bucket cover, and finally, the motor is used for driving the peripheral rolling pressing ball to rotate and roll the peripheral part of the temporary sealing bucket cover through tooth transmission, so that the temporary sealing bucket cover is buckled on a bucket opening of the paint bucket to realize sealing and packaging; the bucket cover buckling mechanism resets, and the conveying device conveys away the coating bucket which is sealed and packaged.
Has the beneficial effects that: the invention discloses an anti-oxidation batch filling system for a coating production line and a filling method thereof, which have the following beneficial effects:
1) The variable coating filling space of the coating barrel can form a nitrogen filling environment by means of firstly exhausting air and then filling nitrogen, so that the phenomenon of oxidation caused by contact with air in the coating filling process is avoided;
2) According to the invention, the temporary sealing barrel cover is buckled with the barrel opening of the coating barrel through the barrel cover buckling mechanism to realize sealing and packaging, so that the coating barrel can be ensured to reduce the contact with air in the conveying process through the conveying device, and further avoid oxidation; in addition, realize the lock operation of temporarily sealing the bung through bung buckle mechanism, compare and use manual work alone, its efficiency is higher.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the overall structure of the piston-type charging head;
fig. 3 is a schematic view of an embodiment of the piston-type filling head in a paint filling state;
FIG. 4 is a schematic view of the whole structure of a buckling mechanism of the barrel cover;
fig. 5 shows an embodiment of the specific working state of the lid snapping mechanism.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1, an anti-oxidation batch filling system for a paint production line comprises a conveying device 1 for conveying a paint bucket 10; the piston type filling head 4 is installed on a servo linear sliding table module 3 which is arranged on the rack 2 in a vertical posture, the piston type filling head 4 is driven by the servo linear sliding table module 3 to move in the vertical direction, and the piston type filling head 4 is driven by the servo linear sliding table module 3 to move downwards, so that a variable coating filling space 100 is formed between the bottom of the piston type filling head 4 and the inner bottom of the coating bucket 10; an air suction device, the air inlet end of which is butted with the air outlet end of the piston type filling head 4, and is used for sucking the air in the variable coating filling space 100; and the air outlet end of the nitrogen supply source is butted with the air inlet end of the piston type filling head 4 and is used for filling nitrogen into the variable paint filling space 100, so that the variable paint filling space 100 forms a nitrogen filling environment. The present invention can make the variable paint filling space 100 of the paint bucket 10 form a nitrogen filling environment by way of first pumping air and then filling nitrogen, thereby avoiding the phenomenon of oxidation caused by contact with air in the paint filling process. And the discharge end of the coating supply source is butted with the feed end of the piston type filling head 4 and is used for filling the variable coating filling space 100 in the nitrogen filling environment with the coating, and the bottom of the piston type filling head 4 keeps an anti-sticking distance 200 with the coating liquid level in the variable coating filling space 100, so that the coating in the coating bucket 10 can be prevented from being polluted on the lower piston 42. The barrel cover buckling mechanism 11 is arranged above the conveying device 1 and behind the piston type filling head 4; the coating bucket 10 is provided with a temporary sealing bucket cover 12 in a matching way, and the temporary sealing bucket cover 12 is buckled with the bucket opening of the coating bucket 10 through a bucket cover buckling mechanism 11 so as to seal the coating bucket 10 filled with the coating. The temporary sealing barrel cover 12 is buckled with the barrel opening of the coating barrel 10 through the barrel cover buckling mechanism 11 to realize sealing and packaging, so that the coating barrel 10 can be ensured to be in contact with air in the conveying process through the conveying device 1, and further, the coating in the coating barrel is prevented from being oxidized.
As shown in fig. 2 and 3, the piston-type filling head 4 comprises an upper cap 41, a lower piston 42 and a first cylinder 43; the upper top cover 41 covers the opening of the coating bucket 10, and is integrally connected with a connecting installation part 411, and the upper top cover 41 is fixedly connected with a sliding block of the servo linear sliding table module 3 through the connecting installation part 411; the first cylinder 43 is mounted at the top of the upper top cover 41, and a piston rod of the first cylinder slidably penetrates through the upper top cover 41 to be fixedly connected with the lower piston 42; the lower piston 42 is in sealing sliding fit with the paint bucket 10, the variable paint filling space 100 is formed by the space between the bottom of the lower piston 42 and the inner bottom of the paint bucket 10, and the anti-sticking space 200 is formed by the space between the bottom of the lower piston 42 and the paint liquid level in the paint bucket 10. The lower piston 42 has a good sealing property to prevent the variable dope filling space 100 from being air-leaked.
The piston type filling head 4 also comprises a feed telescopic pipe 44, an air inlet pipe 46 and an air outlet pipe 47; the upper top cover 41 is provided with a feeding hole 41a, the lower piston 42 is provided with a discharging hole 42a, two ends of the feeding telescopic pipe 44 are respectively butted with the feeding hole 41a and the discharging hole 42a, and a first spring 45, two ends of which are respectively fixedly connected with the bottom of the upper top cover 41 and the top of the lower piston 42, is sleeved outside the feeding telescopic pipe 44; the air inlet pipe 46 and the air outlet pipe 47 vertically slide and penetrate through the upper top cover 41 to be fixedly connected with the lower piston 42, the lower piston 42 is provided with an air inlet 42b and an air outlet 42c, the lower end of the air inlet pipe 46 is in butt joint with the air inlet 42b, and the lower end of the air outlet pipe 47 is in butt joint with the air outlet 42 c. The feeding telescopic pipe 44 can be extended and contracted along with the movement of the lower piston 42, and the orderly filling of the coating is ensured. The first spring 45 can play a role in restraining the feeding telescopic pipe 44, the feeding telescopic pipe 44 can be deformed and bent due to the impact of the coating, and the first spring 45 can just restrain and support the feeding telescopic pipe 44 to prevent the feeding telescopic pipe from being deformed and bent, so that the feeding smoothness is guaranteed; in addition, first spring 45 has just to play good elastic buffer guard action in addition, avoids causing the structural damage of piston filling head 4, increase of service life.
The piston type filling head 4 further comprises a feeding electromagnetic valve 41-1, an air inlet electromagnetic valve 41-2 and an air outlet electromagnetic valve 41-3; the feeding electromagnetic valve 41-1 is arranged at a feeding hole 41a on the upper top cover 41, and a flowmeter 48 is arranged on the feeding electromagnetic valve 41-1; the air inlet electromagnetic valve 41-2 is arranged at the upper end of the air inlet pipe 45; the air outlet electromagnetic valve 41-3 is arranged at the upper end of the air outlet pipe 47.
It should be noted that the projection contour of the top cover 41 in the top view direction encloses the contour of the barrel opening of the paint barrel 10, the bottom of the top cover 41 is fixedly attached with a cushion washer 49 for good cushioning, and the top cover 41 is provided with a pressure balance hole 41b.
More specifically, the inlet pipe 46 and the outlet pipe 47 are rigid pipes.
As shown in fig. 4 and fig. 5, the lid buckling mechanism 11 includes a supporting horizontal plate 111, a second cylinder 112, a motor 113, an annular rotating disk 114, an annular outer gear 115, a central movable pressing cylinder 116, an electric push rod 117 and a peripheral rolling pressing ball 118; the supporting transverse plate 111 is arranged across the conveying device 1; the second cylinder 112 is arranged on the top of the supporting transverse plate 111, and a piston rod of the second cylinder slides through the supporting transverse plate 111 and is elastically connected with the central movable pressing barrel 116; the motor 113 is arranged on the supporting transverse plate 111, and the power output end of the motor is connected with a gear 119; the annular outer gear 115 is rotatably connected to the bottom of the supporting transverse plate 111 through an annular rotary plate 114, the gear 119 is meshed with the annular outer gear 115, and a piston rod of the second cylinder 112 is coaxial with the annular outer gear 115 and vertically arranged downwards through the annular outer gear 115; the inside of the central movable pressing barrel 116 is elastically connected with a movable plate 11.2 through a second spring 11.1, two ends of the second spring 11.1 are fixedly connected with the bottom of the movable plate 11.2 and the bottom inside the central movable pressing barrel 116 respectively, the movable plate 11.2 is fixedly connected with the lower end of a piston rod of the second cylinder 112, and the movable plate 11.2 and the central movable pressing barrel 116 are arranged in a vertically sliding fit manner; the electric push rod 117 is provided with an electric push rod mounting part 1170 in a matching way, and the electric push rod 117 is vertically mounted at the bottom of the annular outer gear 115 through the electric push rod mounting part 1170; the pushing end of the electric push rod 117 is provided with a ball bowl 11.3, and the periphery rolling pressing ball 118 is freely arranged in the ball bowl 11.3 in a rolling manner; the second cylinder 112 pushes the central movable pressing cylinder 116 to move down vertically and elastically press down the central portion of the temporary sealing barrel cover 12, the electric push rod 117 pushes the peripheral rolling pressing ball 118 to move down vertically and abut against the peripheral portion of the temporary sealing barrel cover 12, and the motor 113 drives the peripheral rolling pressing ball 118 to rotate through tooth transmission so as to roll the peripheral portion of the temporary sealing barrel cover 12 and enable the peripheral portion to be fastened to the mouth of the paint barrel 10. In the process of using the barrel cover buckling mechanism 11 to buckle the temporary sealing barrel cover 12 to the barrel opening of the coating barrel 10, the central part of the temporary sealing barrel cover 12 is pressed downwards for positioning, the stability of the temporary sealing barrel cover 12 is ensured, the temporary sealing barrel cover 12 can be prevented from tilting, then the buckling is realized by utilizing the periphery rolling pressing ball 118 to roll the periphery of the temporary sealing barrel cover 12, the buckling operation mode is ingenious, the buckling integrity of the temporary sealing barrel cover 12 can be ensured, and the phenomena that a certain part is raised, the bulge and the like are not completely buckled can be avoided.
As shown in fig. 1 and fig. 3, the air extractor includes a vacuum pump 7, and an air duct 71 of the vacuum pump 7 is butted with the air outlet electromagnetic valve 41-3; the nitrogen supply source comprises a nitrogen storage tank 6, a nitrogen conduit 61 of the nitrogen storage tank 6 is in butt joint with an air inlet electromagnetic valve 41-2, and an air inlet power pump 9 is installed on the nitrogen conduit 61; the coating supply source comprises a coating supply bin 5, the coating supply bin 5 is butted with a flow meter 48 through a coating inlet pipe 51, and a feeding power pump 8 is installed on the coating inlet pipe 51.
A filling method of an anti-oxidation batch filling system for a coating production line comprises the following specific steps:
step 1: the conveying device 1 conveys the coating bucket 10 to the position right below the piston type filling head 4, the servo linear sliding table module 3 drives the piston type filling head 4 to vertically move downwards, the upper top cover 41 is enabled to cover the bucket opening of the coating bucket 10, the lower piston 42 is enabled to slide and hermetically extend into the coating bucket 10, and then the servo linear sliding table module 3 is closed;
step 2: closing the feeding electromagnetic valve 41-1 and the air inlet electromagnetic valve 41-2, opening the air outlet electromagnetic valve 41-3, starting the vacuum pump 7 to pump out air in the variable paint filling space 100, gradually pushing the lower piston 42 to gradually move downwards by the first air cylinder 43 in the process of gradually pumping out air until the lower piston abuts against the inner bottom of the paint bucket 10, and then closing the air outlet electromagnetic valve 41-3 and the vacuum pump 7 in sequence;
and 3, step 3: opening an air inlet electromagnetic valve 41-2, pumping nitrogen in a nitrogen storage tank 6 into a variable coating filling space 100 of a coating barrel 10 through an air inlet power pump 9, meanwhile, pulling a lower piston 42 to gradually move upwards by 5cm through a first air cylinder 43, stopping, filling nitrogen into the variable coating filling space 100 to form a nitrogen filling environment, and then sequentially closing the air inlet electromagnetic valve 41-2 and a vacuum pump 7;
and 4, step 4: opening a feeding electromagnetic valve 41-1, continuously filling the coating into the variable coating filling space 100 in the nitrogen filling environment through a feeding power pump 8, pulling a lower piston 42 to gradually move upwards through a first air cylinder 43, metering the coating filling amount through a flow meter 48, sequentially closing the feeding electromagnetic valve 41-1 and the feeding power pump 8 after the coating filling amount requirement of the coating barrel 10 is met, and finally driving a piston type filling head 4 to vertically move upwards and reset through a servo linear sliding table module 3 to finish coating filling;
and 5: the conveying device 1 conveys the filled coating barrel 10 to the barrel cover buckling mechanism 11, firstly, the second air cylinder 112 is used for pushing the central movable pressing barrel 116 to move vertically downwards to elastically press the central part of the temporary sealing barrel cover 12 downwards, then the electric push rod 117 is used for pushing the peripheral rolling pressing ball 118 to move vertically downwards to abut against the peripheral part of the temporary sealing barrel cover 12, and finally the motor 113 is used for driving the peripheral rolling pressing ball 118 to rotate and roll the peripheral part of the temporary sealing barrel cover 12 through tooth transmission, so that the temporary sealing barrel cover 12 is buckled on the barrel mouth of the coating barrel 10 to realize sealing and packaging; the lid buckling mechanism 11 is reset, and the conveying device 1 conveys the paint bucket 10 which is sealed and packaged away.
The above description is only of the preferred embodiments of the present invention, and it should be noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the invention, and such modifications and adaptations are intended to be within the scope of the invention.
Claims (4)
1. The utility model provides an anti-oxidation fills system in batches for coating production line which characterized in that: comprises a conveying device (1) used for conveying a paint bucket (10);
the piston type filling head (4) is arranged on a servo linear sliding table module (3) which is arranged on the rack (2) in a vertical posture, the piston type filling head (4) is driven to move in the vertical direction through the servo linear sliding table module (3), and the piston type filling head (4) is driven to move downwards through the servo linear sliding table module (3) to partially extend into the paint barrel (10), so that a variable paint filling space (100) is formed between the bottom of the piston type filling head (4) and the inner bottom of the paint barrel (10);
the air inlet end of the air extracting device is butted with the air outlet end of the piston type filling head (4) and is used for extracting air in the variable coating filling space (100);
the air outlet end of the nitrogen supply source is butted with the air inlet end of the piston type filling head (4) and is used for filling nitrogen into the variable coating filling space (100) so that the variable coating filling space (100) forms a nitrogen filling environment;
the discharge end of the coating supply source is butted with the feed end of the piston type filling head (4) and is used for filling the variable coating filling space (100) in the nitrogen filling environment with coating, and the bottom of the piston type filling head (4) keeps an anti-sticking distance (200) with the coating liquid level in the variable coating filling space (100);
the barrel cover buckling mechanism (11) is arranged above the conveying device (1) and behind the piston type filling head (4); the coating bucket (10) is provided with a temporary sealing bucket cover (12) in a matched manner, and the temporary sealing bucket cover (12) is buckled on the bucket opening of the coating bucket (10) through a bucket cover buckling mechanism (11) to seal the coating bucket (10) filled with the coating;
the piston type filling head (4) comprises an upper top cover (41), a lower piston (42) and a first air cylinder (43); the upper top cover (41) covers the opening of the coating bucket (10), a connecting installation part (411) is integrally connected with the upper top cover (41), and the upper top cover (41) is fixedly connected with a sliding block of the servo linear sliding table module (3) through the connecting installation part (411); the first cylinder (43) is arranged at the top of the upper top cover (41), and a piston rod of the first cylinder penetrates through the upper top cover (41) in a sliding manner and is fixedly connected with the lower piston (42); the lower piston (42) is in sealing sliding fit with the paint bucket (10), the variable paint filling space (100) is formed by a space between the bottom of the lower piston (42) and the inner bottom of the paint bucket (10), and the anti-sticking space (200) is formed by a space between the bottom of the lower piston (42) and the paint liquid level in the paint bucket (10);
the piston type filling head (4) also comprises a feeding telescopic pipe (44), an air inlet pipe (46) and an air outlet pipe (47); a feeding hole (41 a) is formed in the upper top cover (41), a discharging hole (42 a) is formed in the lower piston (42), two ends of the feeding telescopic pipe (44) are respectively butted with the feeding hole (41 a) and the discharging hole (42 a), and a first spring (45) with two ends respectively fixedly connected with the bottom of the upper top cover (41) and the top of the lower piston (42) is sleeved outside the feeding telescopic pipe (44); the air inlet pipe (46) and the air outlet pipe (47) vertically slide and penetrate through the upper top cover (41) to be fixedly connected with the lower piston (42), the lower piston (42) is provided with an air inlet (42 b) and an air outlet (42 c), the lower end of the air inlet pipe (46) is in butt joint with the air inlet (42 b), and the lower end of the air outlet pipe (47) is in butt joint with the air outlet (42 c);
the piston type filling head (4) further comprises a feeding electromagnetic valve (41-1), an air inlet electromagnetic valve (41-2) and an air outlet electromagnetic valve (41-3); the feeding electromagnetic valve (41-1) is arranged at a feeding hole (41 a) on the upper top cover (41), and the feeding electromagnetic valve (41-1) is provided with a flowmeter (48); the air inlet electromagnetic valve (41-2) is arranged at the upper end of the air inlet pipe (46); the air outlet electromagnetic valve (41-3) is arranged at the upper end of the air outlet pipe (47);
the periphery projection outline of the upper top cover (41) in the overlooking direction encloses the periphery outline of the opening of the paint bucket (10), a buffer gasket (49) is fixedly attached to the bottom of the upper top cover (41), and a pressure balance hole (41 b) is vertically formed in the upper top cover (41) in a penetrating mode;
the barrel cover buckling mechanism (11) comprises a supporting transverse plate (111), a second air cylinder (112), a motor (113), an annular rotating disk (114), an annular outer gear (115), a central movable pressing barrel (116), an electric push rod (117) and an outer periphery rolling pressing ball (118); the supporting transverse plate (111) is arranged across the conveying device (1); the second air cylinder (112) is arranged at the top of the supporting transverse plate (111), and a piston rod of the second air cylinder penetrates through the supporting transverse plate (111) in a sliding manner and is elastically connected with the central movable pressing barrel (116); the motor (113) is arranged on the supporting transverse plate (111), and the power output end of the motor is connected with a gear (119); the annular outer gear (115) is rotatably connected to the bottom of the supporting transverse plate (111) through an annular rotary table (114), the gear (119) is meshed with the annular outer gear (115), and a piston rod of the second air cylinder (112) is coaxial with the annular outer gear (115) and vertically penetrates through the annular outer gear (115) downwards; the interior of the central movable pressing barrel (116) is elastically connected with a movable plate (11.2) through a second spring (11.1), two ends of the second spring (11.1) are fixedly connected with the bottom of the movable plate (11.2) and the inner bottom of the central movable pressing barrel (116) respectively, the movable plate (11.2) is fixedly connected with the lower end of a piston rod of a second air cylinder (112), and the movable plate (11.2) and the central movable pressing barrel (116) are arranged in a vertically sliding fit mode; the electric push rod (117) is provided with an electric push rod mounting part (1170) in a matching way, and the electric push rod (117) is vertically installed at the bottom of the annular outer gear (115) in an orientation way through the electric push rod mounting part (1170); a ball bowl (11.3) is arranged at the pushing end of the electric push rod (117), and the periphery rolling press-fit ball (118) is freely arranged in the ball bowl (11.3) in a rolling manner;
the second air cylinder (112) pushes the central movable pressing barrel (116) to move vertically downwards to elastically press the central part of the temporary sealing barrel cover (12) downwards, the electric push rod (117) pushes the peripheral rolling pressing ball (118) to move vertically downwards to abut against the peripheral part of the temporary sealing barrel cover (12), and the motor (113) drives the peripheral rolling pressing ball (118) to rotate through tooth transmission so as to roll the peripheral part of the temporary sealing barrel cover (12) to be buckled on the barrel mouth of the coating barrel (10);
the method comprises the following specific steps:
step 1: the conveying device (1) conveys the paint bucket (10) to the position right below the piston type filling head (4), the servo linear sliding table module (3) drives the piston type filling head (4) to move vertically downwards, an upper top cover (41) is enabled to cover the bucket opening of the paint bucket (10), a lower piston (42) is enabled to slide, seal and extend into the paint bucket (10), and then the servo linear sliding table module (3) is closed;
step 2: closing the feeding electromagnetic valve (41-1) and the air inlet electromagnetic valve (41-2), opening the air outlet electromagnetic valve (41-3), starting the vacuum pump (7) to pump out air in the variable paint filling space (100), gradually pushing the lower piston (42) to gradually move downwards through the first air cylinder (43) in the process of gradually pumping out air until the lower piston abuts against the inner bottom of the paint bucket (10) and then stopping the air outlet electromagnetic valve (41-3) and the vacuum pump (7) in sequence;
and step 3: opening an air inlet electromagnetic valve (41-2), pumping nitrogen in a nitrogen storage tank (6) into a variable coating filling space (100) of a coating barrel (10) through an air inlet power pump (9), simultaneously, pulling a lower piston (42) to gradually move upwards by 5cm through a first air cylinder (43) and stopping, flushing the nitrogen into the variable coating filling space (100) to form a nitrogen filling environment, and then sequentially closing the air inlet electromagnetic valve (41-2) and a vacuum pump (7);
and 4, step 4: opening a feeding electromagnetic valve (41-1), continuously filling the coating into a variable coating filling space (100) in a nitrogen filling environment through a feeding power pump (8), meanwhile, pulling a lower piston (42) to gradually move upwards through a first air cylinder (43), measuring the coating filling amount through a flowmeter (48), and after the coating filling amount requirement of a coating barrel (10) is met, sequentially closing the feeding electromagnetic valve (41-1) and the feeding power pump (8), and finally, driving a piston type filling head (4) to vertically move upwards to reset through a servo linear sliding table module (3) to finish coating filling;
and 5: the conveying device (1) conveys the filled paint barrel (10) to a barrel cover buckling mechanism (11), firstly, a second air cylinder (112) is used for pushing a central movable pressing barrel (116) to move vertically downwards to elastically press down the central part of a temporary sealing barrel cover (12), then an electric push rod (117) is used for pushing a peripheral rolling pressing ball (118) to move vertically downwards to abut against the peripheral part of the temporary sealing barrel cover (12), and finally a motor (113) is used for driving the peripheral rolling pressing ball (118) to rotate and roll the peripheral part of the temporary sealing barrel cover (12) through tooth transmission, so that the temporary sealing barrel cover (12) is buckled on a barrel opening of the paint barrel (10) to realize sealing and packaging; the bucket cover buckling mechanism (11) resets, and the conveying device (1) conveys the paint bucket (10) which is sealed and packaged away.
2. The system of claim 1, wherein the system comprises: the air inlet pipe (46) and the air outlet pipe (47) are both hard pipes.
3. The system of claim 1, wherein the system comprises: the temporary sealing barrel cover (12) is a plastic soft cover.
4. The system of claim 1, wherein the system comprises: the air extracting device comprises a vacuum pump (7), and an air guide pipe (71) of the vacuum pump (7) is butted with the air outlet electromagnetic valve (41-3);
the nitrogen supply source comprises a nitrogen storage tank (6), a nitrogen guide pipe (61) of the nitrogen storage tank (6) is butted with the air inlet electromagnetic valve (41-2), and an air inlet power pump (9) is installed on the nitrogen guide pipe (61);
the coating supply source comprises a coating supply bin (5), the coating supply bin (5) is in butt joint with a flow meter (48) through a coating inlet pipe (51), and a feeding power pump (8) is installed on the coating inlet pipe (51).
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112319879A (en) * | 2020-10-19 | 2021-02-05 | 陆方侯 | Automatic filling equipment of coating |
| CN113368531B (en) * | 2021-06-09 | 2022-08-12 | 山东大学 | A kind of anti-oxidative extraction equipment of active substances in nettle and using method thereof |
| CN115126299B (en) * | 2022-07-21 | 2023-05-16 | 浙江电联通信机房工程技术有限公司 | Environment-friendly monitoring station room with remote cloud data control visual angle |
| CN115259047A (en) * | 2022-09-29 | 2022-11-01 | 南通市乐佳涂料有限公司 | Coating bucket gland system for coating production |
| CN115649520B (en) * | 2022-11-14 | 2023-03-10 | 山东益利油漆有限公司 | Filling machine is used in paint coating production |
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