CN109013151B - Powder spraying room for electrostatic spraying - Google Patents
Powder spraying room for electrostatic spraying Download PDFInfo
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- CN109013151B CN109013151B CN201811157332.5A CN201811157332A CN109013151B CN 109013151 B CN109013151 B CN 109013151B CN 201811157332 A CN201811157332 A CN 201811157332A CN 109013151 B CN109013151 B CN 109013151B
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- 239000000843 powder Substances 0.000 title claims abstract description 162
- 238000005507 spraying Methods 0.000 title claims abstract description 102
- 238000007590 electrostatic spraying Methods 0.000 title claims abstract description 13
- 238000011084 recovery Methods 0.000 claims abstract description 70
- 238000004064 recycling Methods 0.000 claims abstract description 28
- 230000001502 supplementing effect Effects 0.000 claims abstract description 12
- 230000007246 mechanism Effects 0.000 claims description 19
- 239000007921 spray Substances 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 229940098458 powder spray Drugs 0.000 claims 5
- 229910000831 Steel Inorganic materials 0.000 claims 1
- 238000000465 moulding Methods 0.000 claims 1
- 239000010959 steel Substances 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 description 7
- 238000004140 cleaning Methods 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 6
- 239000000428 dust Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 230000002349 favourable effect Effects 0.000 description 5
- 238000007689 inspection Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000008439 repair process Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 239000010960 cold rolled steel Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000003028 elevating effect Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 229910001335 Galvanized steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000008397 galvanized steel Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B16/00—Spray booths
- B05B16/20—Arrangements for spraying in combination with other operations, e.g. drying; Arrangements enabling a combination of spraying operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B14/00—Arrangements for collecting, re-using or eliminating excess spraying material
- B05B14/40—Arrangements for collecting, re-using or eliminating excess spraying material for use in spray booths
- B05B14/48—Arrangements for collecting, re-using or eliminating excess spraying material for use in spray booths specially adapted for particulate material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B16/00—Spray booths
- B05B16/40—Construction elements specially adapted therefor, e.g. floors, walls or ceilings
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Electrostatic Spraying Apparatus (AREA)
Abstract
The invention relates to the technical field of powder spraying, and discloses a powder spraying room for electrostatic spraying, which comprises a first room body structure and a second room body structure, wherein the first room body structure is internally divided into a spraying area and a spraying supplementing area, the second room body structure is close to the spraying supplementing area and communicated with the spraying supplementing area, a pulse recovery device with an inlet communicated with the second room body structure is arranged outside the second room body structure, the pulse recovery device comprises a fan, a pulse filter element, a pulse electromagnetic valve and a powder recovery barrel, the fan is positioned at the upper part of the pulse recovery device, the pulse filter element and the pulse electromagnetic valve are positioned at the middle part of the pulse recovery device, and the pulse filter element is communicated with the fan through the pulse electromagnetic valve; the powder recycling bin is located the bottom of pulse recovery unit and can dismantle with pulse recovery unit and be connected, and the bottom of powder recycling bin is equipped with the gyro wheel. The invention can help to control and guarantee the powder spraying quality of the workpiece in real time.
Description
Technical Field
The invention relates to the technical field of powder spraying, in particular to a powder spraying room for electrostatic spraying.
Background
The surfaces of metal structural members, cold-rolled steel sheets, galvanized steel sheets and aluminum sheets are subjected to external powder spraying in order to maintain a long aesthetic effect and service life, and electrostatic powder spraying is the most favored.
In order to ensure the environment and avoid pollution, electrostatic spraying is usually carried out in a powder spraying room, the powder spraying room is generally provided with a feeding and discharging hole and a hanging conveying chain positioned at the top of the powder spraying room, a workpiece is conveyed into the feeding hole of the powder spraying room through the hanging conveying chain, and pipeline powder spraying operation is carried out through a powder spraying pipeline and a powder spraying head which are fixedly arranged in the powder spraying room until the workpiece is conveyed out of the discharging hole, so that the powder spraying treatment of the workpiece is too single, and the redundant powder remained on the surface of the workpiece is unfavorable for the quality guarantee of the workpiece; the powder room cannot adhere to the long-term effective guarantee of the powder spraying quality, and the powder stuck in the room needs to be cleaned frequently by manpower; in order to guarantee the spraying quality and the recycling of the excessive powder in the room, dust collection or dust blowing devices are arranged in the room in some powder spraying rooms, and dust collection and cleaning work is effectively conducted on the wall and the top surface of the powder spraying room through wind power, but the dust collection devices can only be used after the powder spraying work is stopped, only the quality of a part of powder spraying is guaranteed after cleaning, and the powder spraying quality of a workpiece is not guaranteed in real time in the production process.
Disclosure of Invention
The invention aims to solve the technical problem of providing a powder spraying room for electrostatic spraying, which can guarantee the powder spraying quality of a workpiece in real time.
The invention solves the technical problems and adopts the following technical scheme:
The powder spraying room comprises a first room body structure and a second room body structure, wherein a spraying area and a spraying supplementing area are arranged in the first room body structure, the second room body structure is close to the spraying supplementing area and is communicated with the spraying supplementing area, a pulse recovery device with an inlet communicated with the second room body structure is arranged outside the second room body structure, the pulse recovery device comprises a fan, a pulse filter element, a pulse electromagnetic valve and a powder recovery barrel, the fan is arranged at the upper part of the pulse recovery device, the pulse filter element and the pulse electromagnetic valve are arranged at the middle part of the pulse recovery device, and the pulse filter element is communicated with the fan through the pulse electromagnetic valve; the powder recycling bin is located at the bottom of the pulse recycling device and detachably connected with the pulse recycling device, and rollers are arranged at the bottom of the powder recycling bin.
Among the above-mentioned technical scheme, not only be equipped with the spraying district in the first room body structure of powder spraying room and be used for carrying out first complete spraying to the work piece, still be equipped with the benefit and spout the district for carry out quality inspection to the work piece after the spraying district powder spraying is accomplished, so that carry out powder benefit to bad work piece and spout, the benefit is spouted after, the work piece can be sent to the second room body structure through the transmission, can realize the assembly line clearance to the residual powder on work piece surface through pulse recovery unit, wherein second room body structure and first room body structure set up relatively independent structure, be favorable to avoiding the flow direction second room body structure of a large amount of powder in the first room body structure, lead to pulse recovery unit cleaning effect greatly reduced or frequently change the problem of pulse filter core. In conclusion, the design is beneficial to ensuring orderly performance of quality inspection of the powder spraying effect of the workpiece in the production process of the production line, and is beneficial to real-time closing and guarantee of the powder spraying quality.
Further, the supplementary spraying area is provided with a powder gun, a moving mechanism for driving the powder gun to move along the extending direction of the supplementary spraying area and a lifting mechanism for driving the powder gun to lift.
Further, the moving mechanism comprises a sliding guide rail fixed at the bottom of the spraying supplementing area and a walking support frame matched with the sliding guide rail and supporting the lifting mechanism.
Further, the lifting mechanism is a telescopic cylinder or a screw rod lifting table.
Further, laminating of first room body structure bottom both sides first room body structure lateral wall is equipped with respectively by the feed inlet in spraying district extends to the powder recovery storehouse of spraying district discharge gate, is located two the powder is retrieved between the storehouse first room body structure bottom department is vertical installs two backup pads, two the backup pad upper end is connected with the V-arrangement board of inversion, the both sides tip of V-arrangement board extends to respectively and corresponds the side powder is retrieved storehouse top.
Further, the powder recycling bin is connected with the bottom of the first room body structure through a sliding rail and a roller.
Further, be equipped with the edge above the powder recovery storehouse the lead screw that extends of powder recovery storehouse length direction, wear to be equipped with on the lead screw and remove the push pedal, the one end of removing the push pedal stretches into in the powder recovery storehouse and with the bottom and the both sides face contact in powder recovery storehouse, powder recovery storehouse one side is equipped with and is used for the drive lead screw pivoted driving motor.
Further, an opening is formed in the other side of the powder recovery bin, and the opening is communicated with a flexible air pipe outside the first room body structure.
Further, an air knife is arranged at the top of the V-shaped plate.
Further, the first room body structure and the second room body structure are made of cold-rolled steel plates through plastic spraying.
Compared with the prior art, the invention has the beneficial effects that: the powder spraying device can be used for controlling and guaranteeing the powder spraying quality in real time in the powder spraying process of the assembly line, and can avoid the pollution of residual powder on a workpiece after being transported out of a powder spraying room to the environment.
Drawings
For a more clear and detailed description of embodiments of the invention, the accompanying drawings are as follows:
FIG. 1 is a schematic overall structure of embodiment 1 of the present invention;
FIG. 2 is a schematic diagram of a pulse recovering apparatus according to embodiment 1 of the present invention;
FIG. 3 is a schematic diagram of a repair spray zone according to embodiment 2 of the present invention;
FIG. 4 is a schematic view showing a preferred spray zone structure according to embodiment 2 of the present invention;
Fig. 5 is a schematic view showing the structure of a powder recovery bin according to example 2 of the present invention.
Detailed Description
The following are specific embodiments of the present invention and the technical solutions of the present invention will be further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.
Example 1
As shown in fig. 1 and fig. 2, the present embodiment provides a powder spraying room for electrostatic spraying, which includes a first room structure 100 and a second room structure 200, where the first room structure 100 and the second room structure 200 are two independent room structures, and the two structures are mutually communicated, but the diameters of channels are required to be as small as possible, and only the transportation and circulation of workpieces are required, and a suspension conveying chain in the prior art is arranged above the tops of the first room structure 100 and the second room structure 200, and only small openings for placing and conveying hooks are formed at the tops of the first room structure 100 and the second room structure 200, and the suspension conveying chain can be fixed below the tops of the first room structure 100 and the second room structure 200, so that the suspension conveying chain is positioned in the room, and the opening of the small openings is avoided;
The spraying area 110 and the supplementary spraying area 120 are arranged in the first room body structure 100, the spraying area 110 is used for realizing the powder spraying process of the workpiece, the configuration of internal equipment can refer to the construction of powder spraying facilities in the prior art, such as a powder spraying pipeline, a powder spraying head, dust collection equipment and the like, the supplementary spraying area 120 is used for realizing the supplementary spraying of the poor spraying workpiece, the quality inspection of the powder spraying quality is realized, and it is noted that a transparent window is preferably arranged on the room wall of the first room body structure 100 at the supplementary spraying area 120, so that a worker can check the powder spraying quality from the outside of the first room body structure 100 and carry out supplementary spraying, and the health and safety operation of the worker are ensured; in addition, a monitoring camera can be arranged, a machine vision technology is used for replacing human eyes to help workers scientifically find quality defects, and the workers are prompted to carry out repair spraying at corresponding positions;
The second room structure 200 is close to the spraying compensating area 120 and is communicated with the spraying compensating area 120, a pulse recovery device 300 with an inlet communicated with the second room structure 200 is arranged outside the second room structure 200, and is used for performing recovery of powder which is not adsorbed by static electricity on a workpiece in the second room structure 200 through the change of positive and negative air pressure, so that the surface smoothness and the powder spraying quality of the workpiece are ensured, and meanwhile, the falling of the powder on the surface of the workpiece after the workpiece is transported out of the powder spraying room in the later stage is avoided, the environment is polluted, and in order to improve the working efficiency and the working quality of the pulse recovery device 300, the second room structure 200 is preferably arranged in a smaller space as much as possible; the pulse recovery device 300 comprises a fan 310, a pulse filter element 320, a pulse electromagnetic valve 330 and a powder recovery barrel 340, wherein the fan 310 is positioned at the upper part of the pulse recovery device 300, the pulse filter element 320 and the pulse electromagnetic valve 330 are positioned at the middle part of the pulse recovery device 300, and the pulse filter element 320 is communicated with the fan 310 through the pulse electromagnetic valve 330; the powder recycling bin 340 is located at the bottom of the pulse recycling device 300 and detachably connected with the pulse recycling device 300, and rollers are disposed at the bottom of the powder recycling bin 340. When more recovered powder is gathered in the powder recovery barrel 340 or color change production is needed, the powder recovery barrel 340 can be more conveniently and rapidly replaced due to the arrangement of the rollers and the detachable connection.
The pulse recovery apparatus 300 operates as follows: after the fan 310 is started, as the inlet of the pulse recovery device 300 is communicated with the second room body structure 200, and the second room body structure 200 is internally provided with a workpiece after powder spraying and supplementing spraying, if powder which is not adsorbed by static electricity remains on the workpiece, the powder can be sucked into the pulse recovery device 300 under the negative pressure of air, filtered by the pulse filter element 320, the powder is filtered on the outer surface of the pulse filter element 320, and the purified air enters the fan 310 along the inner cavity of the pulse filter element 320 and is finally discharged to a corresponding recovery treatment port; after a period of use, the more the powder on the outer surface of the pulse filter element 320 is accumulated, in order to make the pulse filter element 320 have better permeability, the pulse back-flushing system in the pulse recovery device 300 opens the pulse electromagnetic valve 330 at regular intervals, sprays compressed air to the pulse filter element 320 from inside to outside, blows the powder adhered to the surface of the pulse filter element 320 to the powder recovery bucket 340 by vibrating and beating, so that the micropores on the surface are smooth, and the powder recovery bucket 340 is cleaned for a period of time.
In the above technical scheme, the first room structure 100 of the powder spraying room is not only provided with the spraying area 110 for performing first complete spraying on the workpiece, but also provided with the supplementary spraying area 120 for performing quality inspection on the workpiece after the powder spraying in the spraying area 110 is finished, so as to perform powder supplementary spraying on the poor workpiece, after the supplementary spraying is finished, the workpiece can be conveyed to the second room structure 200 through transmission, and pipeline cleaning of residual powder on the surface of the workpiece can be realized through the pulse recovery device 300, wherein the second room structure 200 and the first room structure 100 are arranged into relatively independent structures, which is favorable for avoiding the problem that a large amount of powder in the first room structure 100 flows to the second room structure 200, so that the cleaning effect of the pulse recovery device 300 is greatly reduced or the pulse filter element 320 is frequently replaced. In conclusion, the method is beneficial to ensuring orderly performance of quality inspection of the powder spraying effect of the workpiece in the production process of the production line, and is beneficial to real-time closing and guaranteeing of the powder spraying quality.
Example 2
As shown in fig. 3, the difference between the present embodiment and embodiment 1 is that the supplementary spraying area 120 is provided with a powder gun 121, a moving mechanism 122 for driving the powder gun 121 to move along the extending direction (same as the workpiece transporting direction) of the supplementary spraying area 120, and a lifting mechanism 123 for driving the powder gun 121 to lift. The powder gun 121, the moving mechanism 122 and the lifting mechanism 123 are provided on both sides of the repair spray zone 120 so as to perform repair spray operation on both sides of the workpiece at the same time. The powder gun 121 is connected with an air pump and a powder supply barrel through a powder pipeline, and the air pump is used for pumping powder in the powder supply barrel into the powder pipeline to spray the powder gun 121. The above design is favorable to the location of the position of spouting by the adjustment of moving mechanism 122 and elevating system 123, is favorable to spouting the replacement personnel's of spouting in the room of spraying powder by automatic spouting, is favorable to the operator healthy.
The moving mechanism 122 includes a sliding rail 1221 fixed to the bottom of the blowout area 120 and a traveling support 1222 that cooperates with the sliding rail 1221 and supports the elevating mechanism 123. The traveling support 1222 includes a traveling wheel at a lower end that mates with the sliding rail 1221, the traveling wheel being drivable by a motor and being a crawler-type traveling wheel, the traveling support 1222 further including a support at an upper end that carries and positions the lifting mechanism 123.
The lifting mechanism 123 is a telescopic cylinder or a screw rod lifting table, the telescopic cylinder is vertically arranged and is connected with the powder gun 121 through a telescopic rod, so that the powder gun 121 can be lifted in the vertical direction.
As shown in fig. 4 and fig. 5, two sides of the bottom of the first housing structure 100 are attached to the side walls of the first housing structure 100, powder recovery bins 130 extending from the feed inlet of the spraying area 110 to the discharge outlet of the spraying area 110 are respectively provided, two support plates 111 are vertically installed at the bottom of the first housing structure 100 between the two powder recovery bins 130, the upper ends of the two support plates 111 are connected with inverted V-shaped plates 112, and two side ends of the V-shaped plates 112 extend to the positions above the powder recovery bins 130 on the corresponding sides. The arrangement of the V-shaped plate 112 can facilitate the powder falling in the powder spraying process of the workpiece, and the concentrated powder can slide into the powder recovery bins 130 on two sides along the V-shaped plate 112 to wait for recovery. Preferably, V-shaped plate 112 is a smooth plastic-sprayed cold plate.
Optionally, the powder recycling bin 130 is connected to the bottom of the first housing structure 100 through a sliding rail and a roller. For realizing the detachability of the powder recycling bin 130 from the first housing structure 100, and facilitating the powder recycling in the powder recycling bin 130, and the replacement and cleaning of the powder recycling bin 130.
Optionally, a screw rod 131 extending along the length direction of the powder recovery bin 130 is disposed above the powder recovery bin 130, a movable push plate 132 (not shown in fig. 4, see fig. 5) is disposed on the screw rod 131 in a penetrating manner, one end of the movable push plate 132 extends into the powder recovery bin 130 and contacts with the bottom and two side surfaces of the powder recovery bin 130, and a driving motor 133 for driving the screw rod 131 to rotate is disposed on one side of the powder recovery bin 130. In order to facilitate placement of the driving motor 133, the driving motor 133 is not directly connected with the screw rod 131 through a coupling, but is driven to the gear at one end of the screw rod 131 through the gear at one end of the shaft of the driving motor 133, so as to drive the screw rod 131 to rotate.
Specifically, a threaded hole part is formed in the center of one side of the movable push plate 132, the movable push plate 132 is sleeved on the screw rod 131 through the threaded hole part and is in threaded connection with the screw rod 131, and the driving motor 133 is operated to drive the screw rod 131 to rotate, so that the movable push plate 132 is driven to move along the powder recovery bin 130, and powder on one side of the powder recovery bin 130 is intensively pushed to the other side. Preferably, guide rods parallel to the screw rods 131 are respectively disposed above two side walls of the powder recovery bin 130, and a sleeving hole is formed in the movable push plate 132 and used for sleeving the guide rods on two sides, so that the degree of freedom of the movable push plate 132 is further limited, the movable push plate 132 moves along the direction designated by the guide rods, and is always vertical to the powder recovery bin 130 during movement, so that the movable push plate 132 can sufficiently intensively push the powder in the powder recovery bin 130 to the other side of the powder recovery bin 130.
Further, an opening is provided at the other side of the powder recycling bin 130, and the opening is communicated with a flexible air pipe outside the first room body structure 100. The flexible air pipe is connected with the centrifugal mixer through the air pump, and the powder to be recovered is pumped into the centrifugal mixer by the powder to be recovered which is concentrated to the opening of the powder recovery bin 130 for standby according to a certain proportion, so that the powder recovery bin 130 is beneficial to the recovery and utilization of the powder.
Preferably, the top of the V-shaped plate 112 is provided with an air knife 400, and the air knife 400 is used for blowing air to two sides, so that powder falling on a workpiece is quickly and effectively guided into the powder recovery bins 130 at two sides under the action of air flow and gravity, and the powder is prevented from adhering and hardening on the V-shaped plate 112.
The first room structure 100 and the second room structure 200 are made of cold-rolled steel plates by spraying. The smooth surface is smooth, which is beneficial to the cleaning of powder and the improvement of color changing efficiency. Preferably, the first and second housing structures 100 and 200 are provided with lighting means on top.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the invention. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (6)
1. The powder spraying room for electrostatic spraying is characterized by comprising a first room body structure and a second room body structure, wherein a workpiece passes through the inside of the first room body structure and the inside of the second room body structure, the first room body structure is divided into a spraying area and a spraying supplementing area, the second room body structure is close to the spraying supplementing area and is communicated with the spraying supplementing area, an inlet is arranged outside the second room body structure and is communicated with a pulse recovery device of the second room body structure, the pulse recovery device comprises a fan, a pulse filter element, a pulse electromagnetic valve and a powder recovery barrel, the fan is positioned at the upper part of the pulse recovery device, the pulse filter element and the pulse electromagnetic valve are positioned at the middle part of the pulse recovery device, and the pulse filter element is communicated with the fan through the pulse electromagnetic valve; the powder recycling bin is positioned at the bottom of the pulse recycling device and is detachably connected with the pulse recycling device, and a roller is arranged at the bottom of the powder recycling bin;
the supplementary spraying area is provided with a powder gun, a moving mechanism for driving the powder gun to move along the extending direction of the supplementary spraying area, and a lifting mechanism for driving the powder gun to lift;
The moving mechanism comprises a sliding guide rail fixed at the bottom of the spraying supplementing area and a walking support frame which is matched with the sliding guide rail and supports the lifting mechanism;
the two sides of the bottom of the first room body structure are attached to the side walls of the first room body structure, powder recovery bins extending from a feed inlet of the spraying area to a discharge outlet of the spraying area are respectively arranged on the side walls of the first room body structure, two support plates are vertically arranged at the bottom of the first room body structure between the two powder recovery bins, inverted V-shaped plates are connected to the upper ends of the two support plates, and the two side ends of each V-shaped plate extend to the positions above the corresponding powder recovery bin;
The powder recycling bin is characterized in that a screw rod extending along the length direction of the powder recycling bin is arranged above the powder recycling bin, a movable push plate is arranged on the screw rod in a penetrating mode, one end of the movable push plate stretches into the powder recycling bin and contacts with the bottom and two side faces of the powder recycling bin, and a driving motor used for driving the screw rod to rotate is arranged on one side of the powder recycling bin.
2. A powder spray booth for electrostatic spraying according to claim 1, wherein the lifting mechanism is a telescopic cylinder or a screw lift.
3. The powder spray booth for electrostatic spraying of claim 1, wherein said powder recovery bin is connected to said first booth structure bottom by a rail and roller.
4. A powder spray booth for electrostatic spraying as claimed in claim 1, wherein an opening is provided on the other side of the powder recovery bin, the opening being in communication with a flexible air duct external to the first booth structure.
5. A powder spray booth for electrostatic spraying according to claim 1 wherein the top of the V-shaped plate is provided with an air knife.
6. The powder spray booth for electrostatic spraying of claim 1, wherein said first booth structure and said second booth structure are made of cold rolled sheet steel by spray molding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811157332.5A CN109013151B (en) | 2018-09-30 | 2018-09-30 | Powder spraying room for electrostatic spraying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811157332.5A CN109013151B (en) | 2018-09-30 | 2018-09-30 | Powder spraying room for electrostatic spraying |
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| Publication Number | Publication Date |
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| CN109013151A CN109013151A (en) | 2018-12-18 |
| CN109013151B true CN109013151B (en) | 2024-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811157332.5A Active CN109013151B (en) | 2018-09-30 | 2018-09-30 | Powder spraying room for electrostatic spraying |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110538747B (en) * | 2019-09-29 | 2021-02-05 | 明光利拓智能科技有限公司 | Full-automatic powder spraying system |
| CN111871671B (en) * | 2020-07-31 | 2022-08-19 | 山东中亚车业有限公司 | Powder spraying room |
| CN111921767B (en) * | 2020-07-31 | 2022-06-21 | 山东中亚车业有限公司 | Water based paint coating assembly line |
| CN114515672A (en) * | 2022-01-27 | 2022-05-20 | 湖南远阳智能装备有限公司 | Powder supply center integrated type powder room |
| CN115254489B (en) * | 2022-08-03 | 2023-09-15 | 浙江恒基永昕新材料股份有限公司 | Precise shaping, lubricating and spraying equipment and method for parts |
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