Plane paint spraying production line capable of achieving double-face spraying

Abstract

The plane paint spraying production line is characterized in that the plane paint spraying production line comprises a feeding device, a pretreatment device, a paint spraying device, a drying device, a discharging device, a first conveying device and a second conveying device, the first conveying device is used for conveying workpieces into the drying device, and the second conveying device is used for conveying the workpieces out of the drying device; a plurality of third conveying devices are arranged in the drying device, a plurality of workpieces can be placed on each third conveying device, the input end of each third conveying device can be connected to the first conveying device, and the output end of each third conveying device can be connected to the second conveying device; according to the paint spraying production line, a plurality of third conveying devices are arranged in the drying device, a plurality of painted workpieces can be dried at the same time, it is guaranteed that the overall paint spraying speed cannot be affected due to the fact that the workpieces need to be dried for a long time after being painted, and higher paint spraying efficiency is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of spray painting, in particular to a flat spray painting production line capable of double-sided spraying. Background Art

[0002] The existing painting process often uses large-area lines and high-energy-consuming production processes and construction methods, and has not yet achieved precise, short and small designs, resulting in increased workload and walking volume for staff, making it impossible for staff to work and manage in a centralized manner; and the workpieces need to be dried after painting, but the drying step takes a long time. The existing solutions all adopt the method of extending the length of the drying device to lengthen the residence time of the workpieces in the drying device, which will lead to a sharp increase in production energy consumption and the problem of too long production lines.

[0003] Based on the above situation, the utility model proposes a flat paint spraying production line capable of double-sided spraying, which can effectively solve one or more of the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a flat paint spraying production line capable of double-sided spraying.

[0005] The utility model is realized by the following technical solution: a flat paint spraying production line capable of double-sided spraying, characterized in that it includes:

[0006] A loading device, which is used to feed the workpiece into the production line for painting;

[0007] A pre-treatment device, which is used to pre-treat the workpiece before painting;

[0008] A paint spraying device, wherein the paint spraying device is used to spray paint on the workpiece;

[0009] A drying device, which is used to dry the workpiece after painting;

[0010] A feeding device for delivering the painted workpieces out of the production line;

[0011] It also includes a first conveying device and a second conveying device, the first conveying device is used to send the workpiece into the drying device, and the second conveying device is used to send the workpiece out of the drying device; the drying device includes a plurality of third conveying devices, each of which can hold a plurality of workpieces, the input end of each of the third conveying devices can be connected to the first conveying device, and the output end of each of the third conveying devices can be connected to the second conveying device.

[0012] Preferably, a conveying mechanism is provided at both the input and output ends of the drying device. The conveying mechanism arranged at the input end of the drying device can convey the workpiece on the first conveying device to the third conveying device, and the conveying mechanism arranged at the output end of the drying device can convey the third conveying device to the second conveying device.

[0013] Preferably, a plurality of equidistantly arranged heating air ducts are provided on the side of the drying device, the air inlet of the heating air duct is arranged at the bottom of the drying device, and the air outlet of the heating air duct is arranged at the top of the drying device; the heating air duct includes a first fan for driving the air flow and a heating body for heating the air, and a filter is provided at the air inlet of the heating air duct.

[0014] Preferably, at least part of the loading device is mounted on the first conveying device; the loading device includes at least two intersecting linear motion structures, one of which has a vertical motion direction and is defined as a first vertical motion structure; the first vertical motion structure is connected with a first connecting member, and the first connecting member can connect the workpiece to the first vertical motion structure.

[0015] Preferably, at least part of the pretreatment device is connected to the first conveying device, and the pretreatment device includes a dust removal structure and a preheating furnace; the preheating furnace is at least partly connected to the first conveying device, and at least the part connected to the first conveying device is provided with heating pipes on the upper and lower sides of the first conveying device.

[0016] Preferably, at least part of the paint spraying structure is connected to the first conveying device, the paint spraying structure includes at least two paint spraying booths, and a turning structure is provided between any two adjacent paint spraying booths.

[0017] Preferably, a recovery structure is provided at the lowest point of the bottom of the paint spraying room, and the recovery structure is used to recycle paint.

[0018] Preferably, a first paint filter structure is provided on the side of the portion of the first conveying device located in the paint spraying room, and a second paint filter structure is provided above the first conveying device in the paint spraying room.

[0019] Preferably, an air treatment structure is provided in the paint spraying room, and the air treatment structure includes a circulating air duct, and a second fan for driving the gas flow is connected to the conveying circulating air duct; a first treatment and filtering structure, a second treatment and filtering structure and a third treatment and filtering structure are sequentially provided in the circulating air duct along the direction of the air flow.

[0020] Preferably, at least part of the unloading device is mounted on the second conveying device; the unloading device includes at least two intersecting linear motion structures, one of which has a vertical motion direction and is defined as a second vertical motion structure; the second vertical motion structure is connected with a second connecting member, and the second connecting member can connect the workpiece to the second vertical motion structure.

[0021] Compared with the prior art, the present invention has the following advantages and beneficial effects:

[0022] The paint spraying production line of the present invention can simultaneously dry multiple painted workpieces by arranging several third conveying devices in the drying device, ensuring that the overall paint spraying speed is not affected by the long drying time required for the workpieces after painting, thereby ensuring higher paint spraying efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a structural diagram of the utility model;

[0024] Figure 2 This is a schematic diagram of the top structure of the utility model;

[0025] Figure 3 This is a schematic structural diagram of the paint spray booth of the present invention;

[0026] Figure 4 This is a structural schematic diagram of the drying structure of the present invention. DETAILED DESCRIPTION

[0027] In order to enable those skilled in the art to better understand the technical solution of the present invention, the preferred embodiments of the present invention are described below in conjunction with specific embodiments. However, it should be understood that the drawings are for illustrative purposes only and are not to be construed as limiting this patent. To better illustrate this embodiment, some parts of the drawings may be omitted, enlarged, or reduced, and do not represent the dimensions of the actual product. For those skilled in the art, it is understandable that some well-known structures and their descriptions may be omitted in the drawings. The positional relationships described in the drawings are for illustrative purposes only and are not to be construed as limiting this patent.

[0028] like Figures 1 to 4 As shown, the utility model provides a flat painting production line capable of double-sided spraying, which is characterized by comprising:

[0029] The feeding device 1 is used to feed the workpiece into the production line for painting;

[0030] Pretreatment device, which is used to pre-treat the workpiece before painting;

[0031] A paint spraying device, which is used to spray paint on the workpiece;

[0032] Drying device 4, drying device 4 is used to dry the workpiece after painting;

[0033] The unloading device 5 is used to send the painted workpiece out of the production line;

[0034] It also includes a first conveying device 6 and a second conveying device 7. The first conveying device 6 is used to feed the workpiece into the drying device 4, and the second conveying device 7 is used to feed the workpiece out of the drying device 4. The drying device 4 includes several third conveying devices 41, and each third conveying device 41 can be placed on several workpieces. The input end of each third conveying device 41 can be connected to the first conveying device 6, and the output end of each third conveying device 41 can be connected to the second conveying device 7.

[0035] The utility model can simultaneously dry multiple painted workpieces by arranging a plurality of third conveying devices 41 in the drying device 4, ensuring that the overall painting speed is not affected by the workpieces requiring a long time to dry after painting, thereby ensuring higher painting efficiency.

[0036] In this embodiment, a plurality of third conveying devices 41 are stacked and arranged in the drying device 4, which can reduce the occupied area and reduce heat loss.

[0037] Furthermore, a conveying mechanism 42 is provided at both the input and output ends of the drying device 4. The conveying mechanism 42 provided at the input end of the drying device 4 can convey the workpiece on the first conveying device 6 to the third conveying device 41, and the conveying mechanism 42 provided at the output end of the drying device 4 can convey the third conveying device 41 to the second conveying device 7.

[0038] The transport mechanism 42 enables one-to-many transport between the first transport device 6 and the third transport device 41 , thereby ensuring a better transport effect.

[0039] The transport mechanism 42 enables many-to-one transport between the third transport device 41 and the second transport device 7 , thereby ensuring a better transport effect.

[0040] Furthermore, a plurality of equally spaced heating ducts 43 are provided on the side of the drying device 4, an air inlet 431 of the heating duct 43 is provided at the bottom of the drying device 4, and an air outlet 432 of the heating duct 43 is provided at the top of the drying device; the heating duct 43 includes a first fan 433 for driving air flow and a heating body 434 for heating air, and a filter 435 is provided at the air inlet 431 of the heating duct 43.

[0041] The air in the drying device 4 is circulated and heated by the heating duct 43 to maintain the interior of the drying device 4 at the working temperature, thereby ensuring a better heating effect. By heating the air, the temperature in the drying device 4 is ensured to be more uniform, ensuring that each location can have a better drying effect on the workpiece.

[0042] Furthermore, at least part of the loading device 1 is mounted on the first conveying device 6; the loading device includes at least two intersecting linear motion structures, one of which has a vertical motion direction and is defined as a first vertical motion structure 11; the first vertical motion structure 11 is connected to a first connecting member 12, and the first connecting member 12 can connect the workpiece to the first vertical motion structure 11.

[0043] In this embodiment, three vertical motion structures are provided, which constitute a three-axis moving device and can cooperate with the first connecting member 12 to better transport the workpiece to the first conveying device 6.

[0044] Furthermore, at least part of the pretreatment device is connected to the first conveying device 6, and the pretreatment device includes a dust removal structure 21 and a preheating furnace 22; the preheating furnace 22 is at least partly connected to the first conveying device 6, and at least the part connected to the first conveying device 6 is provided with heating pipes on the upper and lower sides of the first conveying device 6.

[0045] The dust removal structure 21 can remove dust from the workpiece to ensure that the paint surface sprayed on the workpiece is smoother.

[0046] The preheating furnace 22 can preheat the workpiece, and by arranging heating tubes on both the upper and lower sides of the first conveying device 6, it is ensured that both the upper and lower sides of the workpiece can be preheated, ensuring a better preheating effect.

[0047] Furthermore, at least part of the paint spraying structure is connected to the first conveying device 6 , and the paint spraying structure includes at least two paint spraying booths 31 , and a turning structure 32 is provided between any two adjacent paint spraying booths 31 .

[0048] By providing two paint spraying booths 31 and providing a turning structure between the two paint spraying booths 31 , it is possible to spray paint on both sides of the workpiece.

[0049] Furthermore, a recovery structure 33 is provided at the lowest point of the bottom of the paint spraying room 31 , and the recovery structure 33 is used to recover paint.

[0050] In this embodiment, the recovery structure 33 is a box and is arranged at one end of the bottom of the paint spraying room 31. The bottom of the paint spraying room 31 is inclined, and one end of the recovery structure 33 is lower than the other end; the paint dripping in the paint spraying room 31 or adhering to the bottom of the paint spraying room 31 flows into the box under the action of gravity.

[0051] Furthermore, a first paint filtering structure 34 is provided on the side of the portion of the first conveying device 6 located in the paint spraying room 31 , and a second paint filtering structure 35 is provided above the first conveying device 6 in the paint spraying room 31 .

[0052] The first paint spraying filter structure 34 adsorbs or collects paint in the air passing through the first paint spraying filter structure 34 into droplets, so as to facilitate the collection or removal of the paint attached to the air.

[0053] Furthermore, an air treatment structure 36 is provided in the paint spraying room 31, and the air treatment structure 36 includes a circulating air duct 361, and a second fan 362 for driving the gas flow is connected to the conveying circulating air duct 361; a first treatment filter structure 363, a second treatment filter structure 364 and a third treatment filter structure 365 are provided in sequence in the circulating air duct 361 along the direction of air flow.

[0054] The air in the paint spray booth 31 is processed by the air handling structure 36 to remove the paint adsorbed in the air. In other embodiments, the processed air can be introduced into the paint spray booth 31 and the on-site air circulation system ensures that the paint spray booth 31 has a good air environment.

[0055] The first treatment and filtering structure 363 is provided with granular filter materials, such as plastic balls, activated carbon particles, etc.

[0056] The second processing and filtering structure 364 is provided with a sheet-shaped filter material, such as a curved plastic sheet.

[0057] The third processing and filtering structure 365 is a plurality of filters, such as dry filters.

[0058] Preferably, at least part of the unloading device 5 is mounted on the second conveying device 7; the unloading device 5 includes at least two intersecting linear motion structures, one of which has a vertical motion direction and is defined as a second vertical motion structure 51; the second vertical motion structure 51 is connected with a second connecting member 52, and the second connecting member 52 can connect the workpiece to the second vertical motion structure 51.

[0059] In this embodiment, three vertical motion structures are provided, which constitute a three-axis moving device and can cooperate with the second connecting member 52 to better transport the workpiece from the second conveying device 7 to other places.

[0060] The utility model can realize automatic double-sided spraying after being connected to a control system, and the control system can be a PLC system, a PID control system, a microcomputer control, etc.

[0061] According to the description and drawings of the present invention, those skilled in the art can easily manufacture or use the paint spraying production line of the present invention, and can produce the positive effects recorded in the present invention.

[0062] Unless otherwise specified, in this utility model, if there are terms such as "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicating orientation or positional relationships, they are based on the orientation or positional relationships shown in the accompanying drawings and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation. Therefore, the terms describing the orientation or positional relationships in this utility model are only used for illustrative purposes and cannot be understood as limiting this patent. For ordinary technicians in this field, they can understand the specific meanings of the above terms in conjunction with the accompanying drawings and according to specific circumstances.

[0063] Unless otherwise specified or limited, the terms "disposed," "connected," and "connected" in this utility model should be understood broadly. For example, they can refer to fixed connections, detachable connections, or integral connections; they can refer to direct connections, indirect connections through an intermediary, or internal communication between two components. Those skilled in the art will understand the specific meanings of these terms in this utility model based on the specific circumstances.

[0064] The above description is only a preferred embodiment of the present invention and does not limit the present invention in any form. Any simple modification or equivalent change made to the above embodiment based on the technical essence of the present invention falls within the scope of protection of the present invention.

Claims

1. Flat painting production line capable of double-sided spraying, characterized by: include: A loading device (1), the loading device (1) is used to feed the workpiece into the production line for painting; A pre-treatment device, which is used to pre-treat the workpiece before painting; A paint spraying device, wherein the paint spraying device is used to spray paint on the workpiece; A drying device (4), the drying device (4) is used to dry the workpiece after painting; A material unloading device (5), the material unloading device (5) is used to send the painted workpiece out of the production line; The drying device (4) further comprises a first conveying device (6) and a second conveying device (7), wherein the first conveying device (6) is used to convey the workpiece into the drying device (4), and the second conveying device (7) is used to convey the workpiece out of the drying device (4); the drying device (4) comprises a plurality of third conveying devices (41), each of which can hold a plurality of workpieces, the input end of each of the third conveying devices (41) can be connected to the first conveying device (6), and the output end of each of the third conveying devices (41) can be connected to the second conveying device (7).

2. The double-sided spray painting production line according to claim 1 is characterized in that: The drying device (4) is provided with a transport mechanism (42) at both the input end and the output end. The transport mechanism (42) provided at the input end of the drying device (4) can transport the workpiece on the first conveying device (6) to the third conveying device (41), and the transport mechanism (42) provided at the output end of the drying device (4) can transport the third conveying device (41) to the second conveying device (7).

3. The double-sided spray painting production line according to claim 1 is characterized in that: A plurality of equidistantly arranged heating air ducts (43) are provided on the side of the drying device (4); an air inlet (431) of the heating air duct (43) is provided at the bottom of the drying device (4); and an air outlet (432) of the heating air duct (43) is provided at the top of the drying device; the heating air duct (43) includes a first fan (433) for driving air flow and a heating body (434) for heating air; and a filter (435) is provided at the air inlet (431) of the heating air duct (43).

4. The double-sided spray painting production line according to claim 1 is characterized in that: At least part of the loading device (1) is mounted on the first conveying device (6); the loading device comprises at least two intersecting linear motion structures, wherein the motion direction of one linear motion structure is vertical, and the first vertical motion structure is defined as a first vertical motion structure (11); the first vertical motion structure (11) is connected with a first connecting member (12), and the first connecting member (12) is capable of connecting a workpiece to the first vertical motion structure (11).

5. The double-sided spray painting production line according to claim 1 is characterized in that: At least part of the pretreatment device is connected to the first conveying device (6), and the pretreatment device includes a dust removal structure (21) and a preheating furnace (22); at least part of the preheating furnace (22) is connected to the first conveying device (6), and at least the part connected to the first conveying device (6) is provided with heating pipes on both upper and lower sides of the first conveying device (6).

6. The double-sided spray painting production line according to claim 1 is characterized in that: At least part of the paint spraying structure is connected to the first conveying device (6), the paint spraying structure comprises at least two paint spraying booths (31), and a turning structure (32) is provided between any two adjacent paint spraying booths (31).

7. The double-sided spray painting production line according to claim 6, characterized in that: A recovery structure (33) is provided at the lowest point of the bottom of the spray paint room (31), and the recovery structure (33) is used to recover paint.

8. The double-sided spray painting production line according to claim 6, characterized in that: A first paint filter structure (34) is provided on the side of the portion of the first conveying device (6) located in the paint spraying room (31), and a second paint filter structure (35) is provided above the first conveying device (6) in the paint spraying room (31).

9. The double-sided spray painting production line according to claim 6, characterized in that: An air treatment structure (36) is provided in the spray booth (31), and the air treatment structure (36) includes a circulating air duct (361). A second fan (362) for driving the flow of gas is connected to the conveying circulating air duct (361); a first treatment and filtering structure (363), a second treatment and filtering structure (364), and a third treatment and filtering structure (365) are provided in sequence in the circulating air duct (361) along the direction of air flow.

10. The double-sided spray painting production line according to claim 1, characterized in that: At least part of the blanking device (5) is mounted on the second conveying device (7); the blanking device (5) includes at least two intersecting linear motion structures, wherein the motion direction of one linear motion structure is a vertical direction, and is defined as a second vertical motion structure (51); the second vertical motion structure (51) is connected with a second connecting member (52), and the second connecting member (52) can connect the workpiece to the second vertical motion structure (51).

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