CN117680300B - Feeding and discharging integrated device for spraying machine - Google Patents

Feeding and discharging integrated device for spraying machine Download PDF

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Publication number
CN117680300B
CN117680300B CN202410150158.0A CN202410150158A CN117680300B CN 117680300 B CN117680300 B CN 117680300B CN 202410150158 A CN202410150158 A CN 202410150158A CN 117680300 B CN117680300 B CN 117680300B
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feeding
discharging
paint
push
channel
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CN117680300A (en
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彭珂
肖五洋
宋卫东
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Qidong Dawoke Tools Co ltd
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Qidong Dawoke Tools Co ltd
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Abstract

The invention discloses a feeding and discharging integrated device for a spraying machine, which comprises a feeding mechanism and a suction mechanism, wherein the suction mechanism is connected with the feeding mechanism through a storage mechanism; a first valve cover for controlling the on-off of the feeding channel is arranged in the feeding channel, and a second valve cover for controlling the on-off of the storage mechanism is arranged in the storage mechanism; the suction mechanism sucks the paint from the feeding mechanism into the storage mechanism through the power structure and synchronously discharges the paint in the storage mechanism through the discharging mechanism. According to the invention, the feeding channel and the discharging channel are integrated, so that the spray gun and the atomization generation source component are separated from the feeding structure, the influence of working vibration of the spraying machine on feeding stability is avoided, feeding is stable, and the load of equipment is reduced due to the separation of the spraying structure and the feeding structure, so that the spraying machine is suitable for most of application occasions of the spraying machine.

Description

Feeding and discharging integrated device for spraying machine
Technical Field
The invention relates to the technical field of spraying, in particular to a feeding and discharging integrated device for a spraying machine.
Background
The spraying machine is a special coating device adopting spraying technology, and the principle is that the air flow is controlled to instantly push the air distribution reversing device to reverse, so that the piston of the pneumatic motor can perform stable and continuous reciprocating motion. The sucked paint is pressurized, the paint is conveyed into a spray gun of the spraying machine through a high-pressure hose, and the paint is instantly atomized by the spray gun and then released to the surface of a coated object.
The existing common spraying machine mainly comprises a feeding device, a spray gun and an atomization generating source. The coating is suitable for the industries of leather handbag, gift package, furniture, shoe industry, automobile manufacturing and the like, and the coating is mainly supplied to a spraying machine, sprayed out through a spray gun after a series of treatments of atomization and pressurization of the spraying machine, and an operator can control the spraying working point and the spraying amount, so that the limitation of the traditional manual brushing is broken, and the coating efficiency is improved.
In the prior art, as the spraying machine generally adopts two independent modes of taking and feeding, the problem of uneven discharging caused by uncooled taking and feeding possibly exists in the whole path of taking and feeding, and the discharging effect, such as mechanical vibration or discharging leakage and the like, is easily influenced due to the fact that the whole path structure is complex, and the spraying quality is influenced.
Disclosure of Invention
The invention aims to provide a feeding and discharging integrated device for an applicator, which aims to solve the technical problem that the feeding stability is influenced due to the complexity of the passage length of the applicator in the prior art.
In order to solve the technical problems, the invention specifically provides the following technical scheme:
A feed and discharge integrated device for a spray coater, comprising:
the feeding mechanism is used for conveying the paint raw materials;
The suction mechanism is used for sucking the paint raw materials, a storage mechanism is arranged between the suction mechanism and the feeding mechanism, and the storage mechanism is communicated with the feeding mechanism;
The feeding mechanism comprises a feeding channel, the feeding end of the feeding channel is connected with an external coating feeding part through a feeding pipe, the storage mechanism is communicated with the feeding channel, a first valve cover is arranged at the bottom of the feeding channel and used for controlling the on-off of the feeding pipe and the feeding channel, a second valve cover is arranged in the storage mechanism and used for controlling the on-off of the storage mechanism and the feeding mechanism;
The discharging mechanism is connected to the feeding mechanism and is communicated with the internal channel of the feeding mechanism for outputting paint raw materials;
The suction mechanism sucks the coating raw materials from the feeding mechanism through the up-and-down reciprocating action of the power structure, stores part of the coating raw materials in the storage mechanism, directly outputs the other part of the coating raw materials from the feeding mechanism through the discharging mechanism, and dynamically compensates the coating raw materials in the feeding mechanism under the action of the reciprocating action of the power structure so as to ensure that the discharging flow of the discharging mechanism is stable.
As a preferable mode of the invention, the feeding mechanism comprises a feeding channel, the end part of the feeding channel is connected with a paint feeding part through a pipeline, the bottom of the suction mechanism is arranged inside the feeding channel, and the storage mechanism is communicated with the feeding channel;
The suction mechanism is driven by the power structure to send the paint into the storage mechanism through the feeding mechanism in an upward drawing movement mode, and the suction mechanism is driven by the power structure to press and send the paint in the storage mechanism into the discharging mechanism in a downward pressing movement mode.
As a preferable scheme of the invention, the suction mechanism comprises a mounting structure and a push-pull structure mounted on the mounting structure, wherein the push-pull structure and the power structure are arranged on two sides of the mounting structure, the push-pull structure is connected with the power structure through a power connection structure, the power connection structure is fixed on the mounting structure, the power connection structure is connected to the top of the push-pull structure, and the push-pull structure moves synchronously along with the power connection structure.
As a preferable scheme of the invention, a first valve cover is arranged at the bottom of the feeding channel and used for controlling the on-off of the feeding pipe and the feeding channel, and a second valve cover is arranged in the storage mechanism and used for controlling the on-off of the storage mechanism and the external space;
The push-pull structure moves upwards, the first valve cover is opened upwards under the action of air pressure or hydraulic pressure, paint upwards flows in and enters the storage mechanism through the feeding channel, the push-pull structure moves downwards, the first valve cover falls back downwards to be closed under the action of air pressure or hydraulic pressure, the feeding channel is blocked with a paint supply end, and the second valve cover is opened upwards under the action of pressure difference on two sides so as to balance the pressure in the storage mechanism.
As a preferable scheme of the invention, the mounting structure comprises a supporting main board and vertical boards arranged on the periphery of the supporting main board, a limiting cylinder is arranged at the bottom of the vertical boards, the push-pull structure is arranged in the limiting cylinder, the top of the feeding channel is arranged in the limiting cylinder, and the feeding channel is connected with a feeding pipe for extracting paint from a paint supply end through threads.
As a preferable scheme of the invention, the push-pull structure comprises a piston cross rod arranged in the feeding channel and a piston vertical rod connected to the piston cross rod, wherein the piston vertical rod is vertically sleeved in the feeding channel and is connected with the power connecting structure, the power structure drives the piston cross rod to move up and down through the power connecting structure, and the piston cross rod moves up and down to change the hydraulic pressure or the air pressure in the feeding channel.
As a preferable scheme of the invention, the power connection structure comprises an eccentric wheel, a connection lantern ring, a loop bar and an eccentric rotating shaft, the power structure comprises a driving motor, the eccentric wheel is embedded on the supporting main board, the eccentric rotating shaft is arranged on the eccentric wheel, and two ends of the eccentric rotating shaft are respectively positioned at two sides of the supporting main board;
One end of the eccentric rotating shaft is connected to the driving shaft of the driving motor, the connecting sleeve ring is sleeved at the other end of the eccentric rotating shaft, one end of the sleeve rod is integrally connected to the side wall of the connecting sleeve ring, the other end of the sleeve rod is sleeved on the piston vertical rod, the driving motor drives the eccentric rotating shaft to rotate, the eccentric rotating shaft drives the eccentric wheel to do circular motion, and the connecting sleeve ring is synchronously driven to do eccentric circular motion, so that the sleeve rod drives the push-pull structure to move up and down.
As a preferred scheme of the invention, the first valve cover comprises a connecting ring piece and a circular cover body hinged on the connecting ring piece, the outer diameter of the connecting ring piece is consistent with the inner diameter of the feeding channel in size and is horizontally and circumferentially arranged on the inner side wall of the feeding channel, and the circular cover body is automatically opened and closed in a falling way under the action of the push-pull structure;
the piston cross rod is provided with a through hole, the second valve cover is movably hinged to the side part of the through hole, and the cover body of the second valve cover is covered on the through hole so as to control the opening or closing of the through hole, and the size of the cover body of the second valve cover is not smaller than the size of the through hole.
As a preferable mode of the invention, a plurality of supporting leg bars are arranged at the bottom of the supporting main plate, and the length of the supporting leg bars is larger than that of the feeding channel.
As a preferable scheme of the invention, the discharging mechanism comprises a material guide pipeline and a discharging port, wherein the material guide pipeline is communicated with the material storage mechanism, the discharging port is connected to the material guide pipeline, and the discharging port is in threaded connection with a discharging pipe for outputting paint.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, the feeding mechanism and the discharging mechanism are integrated together, the discharging mechanism is used as a buffer, and the whole feeding and discharging processes are powered by one power, so that the internal passage of the spraying machine is reduced, the paint can be rapidly sprayed out after entering the spraying machine, and the hidden danger of uneven discharging due to mechanical reasons is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It will be apparent to those of ordinary skill in the art that the drawings in the following description are exemplary only and that other implementations can be obtained from the extensions of the drawings provided without inventive effort.
FIG. 1 is a schematic diagram of the overall structure of a device according to an embodiment of the present invention;
FIG. 2 is a schematic view of a partial installation connection of a suction structure according to an embodiment of the present invention;
FIG. 3 is a schematic structural view of a first valve cover according to an embodiment of the present invention;
Reference numerals in the drawings are respectively as follows:
a feed mechanism; 2-a suction mechanism; 3-a discharging mechanism; 4-power structure; 5-a storage mechanism; 6-a first valve cover; 7-a second valve cover; 8-supporting leg bars;
11-a feed channel; 61-connecting ring pieces; 62-a circular cover; 21-push-pull structure; 22-power connection structure; 23-mounting structure; 31-a material guide pipeline; 32-a discharge hole;
201-via holes; 211-piston cross bar; 212-a piston vertical rod; 221-eccentric wheel; 222-connecting collar; 223-loop bar; 224-eccentric shaft; 231-supporting a main board; 232-a vertical plate; 233-limit cylinder.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention is suitable for liquid coating spraying machine, by integrating the feeding channel and the discharging channel, the parts such as a spray gun and an atomization generating source of the spraying machine are separated from the feeding structure, the influence of the working vibration of the spraying machine on the feeding stability is avoided, the structure is suitable for most of the application occasions of the spraying machine, and when in specific operation, the feeding device can be directly placed near a workpiece to be sprayed or a working area, and the pipeline is guided to a working point for spraying, so that the feeding is stable.
As shown in fig. 1 and 2, the invention provides a feeding and discharging integrated device for a spraying machine, which comprises a feeding mechanism 1 and a sucking mechanism 2, wherein the sucking mechanism 2 is arranged on the feeding mechanism 1, a storage mechanism 5 is arranged between the sucking mechanism 2 and the feeding mechanism 1, a discharging mechanism 3 is connected to the storage mechanism 5, the sucking mechanism 2 reciprocates up and down through a power structure 4 to suck paint raw materials from the feeding mechanism 1, part of paint raw materials are stored in the storage mechanism 5, and the other part of paint raw materials are directly output from the feeding mechanism 1 through the discharging mechanism 3, and the paint raw materials in the storage mechanism 5 dynamically compensate the paint raw materials in the feeding mechanism 1 under the reciprocating action of the power structure 4 so as to ensure the stable discharging flow of the discharging mechanism 3.
The embodiment of the invention is characterized in that feeding and discharging are described on the basis of a feeding channel 11, wherein the feeding mechanism 1 comprises the feeding channel 11, the end part of the feeding channel 11 is connected with a paint feeding part through a pipeline, the bottom of the suction mechanism 2 is arranged in the feeding channel 11, and the storage mechanism 5 is communicated with the feeding channel 11. The action mechanism is as follows: the suction mechanism 2 is driven by the power structure 4 to send the paint into the storage mechanism 5 through the feeding mechanism 1 in an upward drawing movement mode, and the suction mechanism 2 is driven by the power structure 4 to press and send the paint in the storage mechanism 5 into the discharging mechanism 3 in a downward pressing movement mode.
The feeding mechanism 1 is communicated with the discharging mechanism 3 and the storing mechanism 5, the power structure 4 drives the sucking mechanism 2 to act so as to realize feeding and discharging, and valves are respectively arranged at two ends of the storing mechanism 5 to control the on-off of the paint and ensure feeding stability.
Specifically, the suction mechanism 2 includes a mounting structure 23 and a push-pull structure 21 mounted on the mounting structure 23, the push-pull structure 21 and the power structure 4 are disposed on both sides of the mounting structure 23, and the push-pull structure 21 and the power structure 4 are connected by a power connection structure 22, the power connection structure 22 is fixed on the mounting structure 23, the power connection structure 22 is connected on top of the push-pull structure 21, and the push-pull structure 21 moves synchronously following the power connection structure 22.
The storage mechanism 5 specifically refers to a chamber space between the feeding channel 11 and the discharging mechanism 3 through which the paint passes, and is communicated with the space in the feeding channel 11 and with the channel of the discharging mechanism 3. In this embodiment, the push-pull structure 21 moves up and down to draw out and convey the paint, and between the push-pull actions, the external paint is sucked into the storage space, and the paint in the storage space is sent into the discharging mechanism 3, so that the integrated combination of discharging and feeding is realized.
However, when the push-pull structure pushes downwards, the paint in the storage mechanism 5 is likely to flow out from the feed inlet of the feed channel 11 under the action of the pushing force, so the invention is provided with the first valve cover 6 at the bottom of the feed channel 11, the first valve cover 6 is used for controlling the on-off of the feed pipe and the feed channel 11, the second valve cover 7 is arranged in the storage mechanism 5, and the second valve cover 7 is used for controlling the on-off of the storage mechanism 5 and the external space.
The action of the push-pull structure 21 has the following effects on the first valve cover 6 and the second valve cover 7: the push-pull structure 21 moves upwards, the first valve cover 6 is opened upwards under the action of air pressure or hydraulic pressure, paint is flushed up into the paint entering the storage mechanism 5 through the feeding channel 11, the push-pull structure 21 moves downwards, the first valve cover 6 falls back downwards to be closed under the action of air pressure or hydraulic pressure, the feeding channel 11 is blocked with the paint supply end, and the second valve cover 7 is opened upwards under the action of pressure difference at two sides so as to balance the pressure in the storage mechanism 5. The two valve covers are alternately opened or closed under the influence of air pressure or hydraulic pressure through the up-down piston type push-pull action of the push-pull structure 21, so that the flow of the paint is conducted and cut off, and the paint is prevented from flowing out of the feed inlet.
Specifically, as shown in fig. 3, the first valve cover 6 includes a connection ring piece 61 and a circular cover body 62 hinge-mounted on the connection ring piece 61, the outer diameter of the connection ring piece 61 is identical to the inner diameter of the feed passage 11 in size and horizontally circumferentially mounted on the inner side wall of the feed passage 11, and the circular cover body 62 is automatically opened and closed by the push-pull structure 21.
The second valve cover 7 has a similar structure to the first valve cover 6, and in this embodiment, the second valve cover 7 is combined with the piston rod 211, and each time the piston rod 211 moves up to the top and the pressure difference reaches a certain degree, the second valve cover 7 is opened, so that the paint is buffered in the storage space. In detail, the piston cross bar 211 is provided with a through hole 201, the second valve cover 7 is movably hinged at the side part of the through hole 201, and the cover body of the second valve cover 7 is covered on the through hole 201 to control the opening or closing of the hole of the through hole 201, and the size of the cover body of the second valve cover 7 is not smaller than the size of the through hole 201.
In detail, discharge mechanism 3 includes guide pipeline 31 and discharge gate 32, and guide pipeline 31 and storage mechanism 5 intercommunication, discharge gate 32 are connected on guide pipeline 31, and discharge gate 32 threaded connection is used for exporting the discharging pipe of coating.
However, the working mode of drawing the piston like a needle tube can possibly cause untimely discharging, so that it is important to ensure stable feeding. In combination with the feeding and discharging modes in this example, this embodiment is defined as follows to ensure continuous discharging: the level of the discharge hole 32 and the material guiding pipeline 31 is higher than that of the first valve cover 6, and the highest point of the movement of the push-pull structure 21 is higher than that of the discharge hole 32 and the material guiding pipeline 31.
In this way, paint is flushed up into the storage space when the first valve cap 6 is open and is continued to be flushed up when the second valve cap 7 is open, i.e., the piston bar 211 can be kept in the paint liquid all the time, thereby ensuring that paint is always flowing through the feed conduit 31. In addition, considering that the flow of the coating is possibly unstable during the push-pull suction action, the invention can be implemented by arranging a flow limiting valve on the material guide pipeline 31 so as to control the discharge flow and the flow velocity of the discharge port 32 to be stable and ensure stable feeding.
In detail, the mounting structure 23 includes a supporting main board 231 and vertical boards 232 disposed around the supporting main board 231, the supporting main board 231 provides mounting support for the power structure 4, the push-pull structure 21 and the feeding mechanism 1, and the vertical boards around the supporting main board 231 keep off dust in the form of a fence and protect the push-pull structure 21 and the power connection structure 22. And install a plurality of supporting leg poles 8 around supporting motherboard 231 bottom, and the length of supporting leg pole 8 is greater than the length of feed channel 11, and a plurality of supporting leg poles 8 stabilize supporting equipment, guarantee that the pay-off is stable, and supporting leg pole 8 can be placed near most operating point, and operating personnel only need operate flush coater shower nozzle part can, need not burden pay-off structural portion's weight, and the operation is more laborsaving.
The push-pull structure 21 comprises a piston cross bar 211 arranged in the feeding channel 11 and a piston vertical bar 212 connected to the piston cross bar 211, the piston vertical bar 212 is vertically sleeved in the feeding channel 11, the piston vertical bar 212 is connected with the power connection structure 22, the power structure 4 drives the piston cross bar 211 to move up and down through the power connection structure 22, and the piston cross bar 211 moves up and down to change the hydraulic pressure or the air pressure in the feeding channel 11.
As shown in fig. 2, the power connection structure 22 includes an eccentric wheel 221, a connection collar 222, a sleeve rod 223 and an eccentric rotation shaft 224, the power structure 4 includes a driving motor, the eccentric wheel 221 is embedded on a support main plate 231, the eccentric rotation shaft 224 is mounted on the eccentric wheel 221, and both ends of the eccentric rotation shaft 224 are respectively located at both sides of the support main plate 231; one end of the eccentric rotating shaft 224 is connected to a driving shaft of a driving motor, the connecting sleeve ring 222 is sleeved at the other end of the eccentric rotating shaft 224, one end of the sleeve rod 223 is integrally connected to the side wall of the connecting sleeve ring 222, the other end of the sleeve rod 223 is sleeved on the piston vertical rod 212, the driving motor drives the eccentric rotating shaft 224 to rotate, the eccentric rotating shaft 224 drives the eccentric wheel 221 to do circular motion, and the connecting sleeve ring 222 is synchronously driven to do eccentric circular motion, so that the sleeve rod 223 drives the push-pull structure 21 to move up and down.
In order to better realize the eccentric motion effect, the eccentric rotating shaft 224 in this embodiment adopts a zigzag structure rather than a straight rod-shaped rotating shaft, the eccentric rotating shaft 224 eccentrically rotates at the top, the piston vertical rod 212 connected to the bottom of the eccentric rotating shaft 224 follows the circular motion on the eccentric wheel 221, and in the whole, the piston vertical rod 212 reciprocally moves in the vertical direction to drive the piston cross rod 211 to realize the push-pull motion.
The eccentric circular motion on the eccentric wheel 221 can be followed by the piston vertical rod 212 to generate centrifugal force which is easy to deviate from the vertical direction, so that acting force between the piston cross rod 211 and the inner wall of the feeding channel 11 is uneven, and feeding is affected, therefore, in the embodiment, the bottom of the vertical plate 232 is provided with the limiting cylinder 233, the push-pull structure 21 is arranged in the limiting cylinder 233, the top of the feeding channel 11 is arranged in the limiting cylinder 233, the feeding channel 11 is connected with a feeding pipe for extracting paint from a paint supply end through threads, and the limiting cylinder 233 limits the loop bar 223 and the piston vertical rod, so that centrifugal deviation influence is reduced.
The above embodiments are only exemplary embodiments of the present application and are not intended to limit the present application, the scope of which is defined by the claims. Various modifications and equivalent arrangements of this application will occur to those skilled in the art, and are intended to be within the spirit and scope of the application.

Claims (10)

1. A feed and discharge integrated device for a spray coater, comprising:
a feeding mechanism (1) for conveying a paint raw material;
The suction mechanism (2) is used for sucking paint raw materials, a storage mechanism (5) is arranged between the suction mechanism (2) and the feeding mechanism (1), and the storage mechanism (5) is communicated with the feeding mechanism (1);
The feeding mechanism (1) comprises a feeding channel (11), a feeding end of the feeding channel (11) is connected with an external paint feeding part through a feeding pipe, the storage mechanism (5) is communicated with the feeding channel (11), a first valve cover (6) is arranged at the bottom of the feeding channel (11), the first valve cover (6) is used for controlling the on-off of the feeding pipe and the feeding channel (11), a second valve cover (7) is arranged in the storage mechanism (5), and the second valve cover (7) is used for controlling the on-off of the storage mechanism (5) and the feeding mechanism (1);
the discharging mechanism (3) is connected to the feeding mechanism (1), and the discharging mechanism (3) is communicated with the internal channel of the feeding mechanism (1) and used for outputting paint raw materials;
The suction mechanism (2) is used for sucking the paint raw materials from the feeding mechanism (1) through the up-and-down reciprocating action of the power structure (4), part of the paint raw materials are stored in the storage mechanism (5), other part of the paint raw materials are directly output from the feeding mechanism (1) through the discharging mechanism (3), and the paint raw materials in the storage mechanism (5) are dynamically compensated under the action of the reciprocating action of the power structure (4) so as to ensure that the discharge flow of the discharging mechanism (3) is stable.
2. A feeding and discharging integrated device for a spraying machine according to claim 1, characterized in that the suction mechanism (2) sucks the paint into the storage mechanism (5) through the feeding mechanism (1) by means of upward pulling movement driven by the power structure (4), and the suction mechanism (2) presses the paint in the storage mechanism (5) into the discharging mechanism (3) by means of downward pressing movement driven by the power structure (4).
3. The integrated feeding and discharging device for a spraying machine according to claim 2, characterized in that the suction mechanism (2) comprises a mounting structure (23) and a push-pull structure (21) mounted on the mounting structure (23), the push-pull structure (21) and the power structure (4) are respectively arranged on two sides of the mounting structure (23), the push-pull structure (21) and the power structure (4) are connected through a power connection structure (22), the power connection structure (22) is fixed on the mounting structure (23), the power connection structure (22) is connected to the top of the push-pull structure (21), and the push-pull structure (21) moves synchronously along with the power connection structure (22).
4. A feed and discharge integrated device for a spray coater according to claim 3, characterized in that the push-pull structure (21) is moved upwards, the first valve cap (6) is opened upwards by the action of air pressure or hydraulic pressure, paint is flushed up into the feed channel (11) into the storage mechanism (5), the push-pull structure (21) is moved downwards, the first valve cap (6) is closed by falling down by the action of air pressure or hydraulic pressure, the feed channel (11) is blocked from the paint supply, and the second valve cap (7) is opened upwards by the action of pressure difference on both sides to balance the pressure in the storage mechanism (5).
5. The integral feeding and discharging device for a spraying machine according to claim 4, wherein the mounting structure (23) comprises a supporting main board (231) and vertical boards (232) arranged around the supporting main board (231), a limiting cylinder (233) is arranged at the bottom of each vertical board (232), the push-pull structure (21) is arranged in the limiting cylinder (233), the top of the feeding channel (11) is arranged in the limiting cylinder (233), and the feeding channel (11) is connected with a feeding pipe for extracting paint from a paint supply end through threads.
6. The integrated feeding and discharging device for a spraying machine according to claim 5, wherein the push-pull structure (21) comprises a piston cross rod (211) arranged in the feeding channel (11), and a piston vertical rod (212) connected to the piston cross rod (211), the piston vertical rod (212) is vertically sleeved in the feeding channel (11), the piston vertical rod (212) is connected with the power connection structure (22), the power structure (4) drives the piston cross rod (211) to move up and down through the power connection structure (22), and the piston cross rod (211) moves up and down to cause the change of hydraulic pressure or air pressure in the feeding channel (11).
7. The integrated feeding and discharging device for a spraying machine according to claim 6, wherein the power connection structure (22) comprises an eccentric wheel (221), a connection collar (222), a loop bar (223) and an eccentric rotating shaft (224), the power structure (4) comprises a driving motor, the eccentric wheel (221) is embedded on the supporting main board (231), the eccentric rotating shaft (224) is installed on the eccentric wheel (221), and two ends of the eccentric rotating shaft (224) are respectively positioned at two sides of the supporting main board (231);
One end of the eccentric rotating shaft (224) is connected to a driving shaft of the driving motor, the connecting sleeve ring (222) is sleeved at the other end of the eccentric rotating shaft (224), one end of the sleeve rod (223) is integrally connected to the side wall of the connecting sleeve ring (222), the other end of the sleeve rod (223) is sleeved on the piston vertical rod (212), the driving motor drives the eccentric rotating shaft (224) to rotate, the eccentric rotating shaft (224) drives the eccentric wheel (221) to do circular motion, and synchronously drives the connecting sleeve ring (222) to do eccentric circular motion, so that the sleeve rod (223) drives the push-pull structure (21) to move up and down.
8. The integral feeding and discharging device for a spraying machine according to claim 6, characterized in that said first valve cover (6) comprises a connecting ring piece (61) and a circular cover body (62) hinged on said connecting ring piece (61), the outer diameter of said connecting ring piece (61) is consistent with the inner diameter of said feeding channel (11) in size and is horizontally and circumferentially mounted on the inner side wall of said feeding channel (11), said circular cover body (62) is automatically opened and closed by the action of said push-pull structure (21);
The piston cross bar (211) is provided with a through hole (201), the second valve cover (7) is movably hinged to the side part of the through hole (201), and the cover body of the second valve cover (7) is covered on the through hole (201) so as to control the opening or closing of a hole of the through hole (201), and the size of the cover body of the second valve cover (7) is not smaller than the size of the through hole (201).
9. The integrated feed and discharge device for an applicator of claim 5, wherein a plurality of support leg bars (8) are provided at the bottom of the support main plate (231), and the length of the support leg bars (8) is greater than the length of the feed channel (11).
10. A feeding and discharging integrated device for a spraying machine according to claim 2, characterized in that the discharging mechanism (3) comprises a guiding pipe (31) and a discharging port (32), the guiding pipe (31) is communicated with the storing mechanism (5), the discharging port (32) is connected to the guiding pipe (31), and the discharging port (32) is in threaded connection with a discharging pipe for outputting paint.
CN202410150158.0A 2024-02-02 2024-02-02 Feeding and discharging integrated device for spraying machine Active CN117680300B (en)

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CN213107490U (en) * 2020-06-02 2021-05-04 成都金昊建工机械有限公司 Novel concrete material safety transportation device
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CN108787207A (en) * 2018-06-08 2018-11-13 蒙城县众扶医联医疗器械有限公司 A kind of medical thimerosal high efficient sprinkling device
CN209735939U (en) * 2019-01-11 2019-12-06 长春市生辉科技发展有限公司 Automatic glue spreader of valve block
CN213107490U (en) * 2020-06-02 2021-05-04 成都金昊建工机械有限公司 Novel concrete material safety transportation device
CN217747811U (en) * 2022-05-25 2022-11-08 华能八〇三热电有限公司 Automatic spraying device for ultrasonic detection couplant

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