CN113976356A - High-uniformity powder spraying equipment for air valve surface treatment - Google Patents
High-uniformity powder spraying equipment for air valve surface treatment Download PDFInfo
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- CN113976356A CN113976356A CN202111134897.3A CN202111134897A CN113976356A CN 113976356 A CN113976356 A CN 113976356A CN 202111134897 A CN202111134897 A CN 202111134897A CN 113976356 A CN113976356 A CN 113976356A
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- powder spraying
- connecting part
- conveying chain
- gear
- sliding block
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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
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/0221—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work characterised by the means for moving or conveying the objects or other work, e.g. conveyor belts
- B05B13/0235—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work characterised by the means for moving or conveying the objects or other work, e.g. conveyor belts the movement of the objects being a combination of rotation and linear displacement
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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
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/0221—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work characterised by the means for moving or conveying the objects or other work, e.g. conveyor belts
- B05B13/0264—Overhead conveying means, i.e. the object or other work being suspended from the conveying means; Details thereof, e.g. hanging hooks
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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
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/04—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation
- B05B13/0405—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation with reciprocating or oscillating spray heads
- B05B13/041—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation with reciprocating or oscillating spray heads with spray heads reciprocating along a straight line
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- 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
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Abstract
The invention relates to high-uniformity powder spraying equipment for surface treatment of an air valve, which comprises a conveying chain and a powder spraying chamber, wherein the conveying chain passes through the powder spraying chamber and forms an annular closed structure; the opposite spraying structure comprises nozzle up-and-down moving groups which are respectively arranged on two side walls of the powder spraying chamber, when the driving motor rotates, the first gear and the second gear are driven to be meshed with each other for transmission, so that the two first lead screws rotate in the opposite direction or in the opposite direction, and at the moment, the slide blocks on the two first lead screws drive the spray gun nozzles to move up and down alternately; the rotary sliding structure comprises a track arranged at the top of the powder spraying chamber and sliding blocks uniformly distributed at the lower end of the conveying chain, and when the conveying chain drives the sliding blocks to move to the track, the sliding blocks realize circumferential autorotation under the action of the rotary driving group along with the movement of the conveying chain. The invention has the following advantages: realizes powder spraying without dead angles and ensures high uniformity of powder spraying.
Description
The technical field is as follows:
the invention belongs to the field of air valve surface treatment, and particularly relates to high-uniformity powder spraying equipment for air valve surface treatment.
Background art:
powder spraying is a coating process for adhering powder coatings to a workpiece by using a corona discharge point, a coating film is formed on the surface of the workpiece after the powder spraying through the steps of hot melting and lamp curing, and the specific process of the powder spraying is as follows: the powder gun is connected with negative pole, the workpiece is grounded, the powder coating material is fed into the spray gun by means of compressed air gas from powder supply system, the high-voltage electrostatic generator is added in the front end of the spray gun to produce high-voltage, and due to corona discharge point, the powder can be sprayed out from the spray gun nozzle to form loop to form charged coating material particles, and under the action of electrostatic force, the charged coating material particles can be sucked onto the workpiece whose polarity is opposite to that of the charged coating material particles.
However, the existing air valve generally has a folded edge or a through hole, the traditional powder spraying gun sprays powder aiming at the air valve, the powder spraying amount with high uniformity cannot be guaranteed at the folded edge or the inner wall of the through hole, and the like.
The invention content is as follows:
the invention aims to overcome the defects and provide the high-uniformity powder spraying equipment for the surface treatment of the air valve, so that the powder spraying without dead angles is realized, and the high uniformity of the powder spraying is ensured.
The purpose of the invention is realized by the following technical scheme: a high-uniformity powder spraying device for surface treatment of an air valve comprises a conveying chain and a powder spraying chamber, wherein the conveying chain passes through the powder spraying chamber and forms an annular closed structure, and a counter spraying structure and a rotary sliding structure are arranged in the powder spraying chamber;
the opposite spraying structure comprises nozzle up-down moving groups which are respectively arranged on two side walls of the powder spraying chamber, each nozzle up-down moving group comprises a fixed seat fixedly arranged on the side wall of the powder spraying chamber and two first lead screws longitudinally penetrating through the fixed seat, the two first lead screws are horizontally and correspondingly distributed, one first lead screw is sleeved with a first gear, the other first lead screw is sleeved with a second gear, the first gear is meshed with the second gear, any one first lead screw rotates through a driving motor, two first lead screws are sleeved with sliding blocks, the sliding blocks are in threaded transmission connection with the first lead screws, the outer side ends of the sliding blocks are fixedly connected with a spray gun nozzle, guide columns are arranged on two sides of any one first lead screw on the sliding blocks, through holes for the guide columns to penetrate through are formed in the sliding blocks, when the driving motor rotates, the first gear and the second gear are driven to be meshed with each other for transmission, so that the two first lead screws rotate oppositely or oppositely, at the moment, the slide blocks on the two first lead screws drive the spray gun nozzle to move up and down alternately;
the rotary sliding structure comprises a track arranged at the top of the powder spraying chamber and sliding blocks uniformly distributed at the lower end of the conveying chain, the conveying chain penetrates through the track in the powder spraying chamber, the track is composed of two C-shaped track bodies arranged oppositely, the upper ends of the two C-shaped track bodies are fixedly connected with the top of the powder spraying chamber, a gap for the conveying chain to penetrate through is formed between the two C-shaped track bodies, the sliding block comprises an upper connecting part fixedly connected with the lower end of the conveying chain, a middle connecting part arranged at the lower end of the upper connecting part and a lower connecting part arranged at the lower end of the middle connecting part, the upper connecting part, the middle connecting part and the lower connecting part form an I-shaped structure, the lower end of the lower connecting part is provided with a hook for hanging an air valve, the two C-shaped track bodies are mutually embedded, a rotary driving group is arranged between the two C-shaped track bodies and the sliding blocks, when the conveying chain drives the sliding blocks to move to the track, the sliding block realizes the circular rotation under the action of the rotary driving group along with the movement of the conveying chain.
The invention is further improved in that: the inner sides of the two C-shaped track bodies are provided with first cavities for embedding the upper connecting parts of the sliding blocks, the inner sides of the two C-shaped track bodies are provided with second cavities for embedding the middle connecting parts of the sliding blocks, the first cavities are arranged above the second cavities, the width of the first cavities is larger than that of the second cavities, and the lower connecting parts are arranged outside the lower parts of the two C-shaped track bodies.
The invention is further improved in that: the rotary driving group comprises a rack arranged on the inner wall of the second chamber, the extending direction of the rack is consistent with the transmission direction of the conveying chain, a third gear is sleeved on the outer circumference of the middle connecting part, the third gear and the rack are meshed for transmission, the upper end of the middle connecting part penetrates through the middle of the upper connecting part and is embedded in the upper connecting part, a bearing is arranged on the outer circumference of the middle connecting part in the upper connecting part in an embedded mode, when the sliding block moves along with the transmission direction of the conveying chain, the third gear on the connecting part in the driving mode walks on the rack, and therefore the connecting part and the lower connecting part are driven by the third gear to rotate circumferentially.
The invention is further improved in that: both sides of the inner wall of the first chamber are provided with a plurality of guide wheels which are uniformly distributed, and the guide wheels on both sides of the inner wall of the first chamber are arranged on both sides of the upper connecting part and are correspondingly contacted with both side ends of the upper connecting part.
The invention is further improved in that: the powder spraying chamber is internally provided with a pulse bag-type dust remover.
Compared with the prior art, the invention has the following advantages:
1. according to the invention, a form of combining the opposite spraying structure and the rotary sliding structure is adopted, when the air valve on the sliding block entering the powder spraying chamber conveys forwards under the action of the rotary sliding structure while rotating circumferentially, the opposite spraying structure is arranged on two sides of the air valve, and the spray gun nozzles on the same side move up and down in a staggered manner to spray, so that the spraying range of the air valve in the longitudinal direction is improved, the spraying range of the air valve in the circumferential direction is improved due to the arrangement of the rotary sliding structure, the uniform powder spraying without dead corners is realized, and the high uniformity of the powder spraying is ensured.
2. The rotary sliding structure adopts a special and ingenious structural form, after the sliding block enters the powder spraying chamber, the sliding block fixed with the conveying chain is embedded in the track fixed with the powder spraying chamber, the sliding block enables the third gear sleeved outside the middle connecting part to be meshed with the rack on the track for transmission along with conveying of the conveying chain, and the third gear on the middle connecting part is enabled to rotate circumferentially along the rack direction, so that rotary conveying of the sliding block in the powder spraying chamber is achieved.
3. For avoiding the sliding block to take place self when rotating and rock or the side direction skew and influence the meshing effect of third gear and rack, consequently set up the leading wheel in the inner wall both sides of first cavity, make the last connecting portion card of sliding block establish between the leading wheel, when guaranteeing the smooth-going gliding of sliding block, can have better guide effect to the sliding block again, avoid the sliding block to take place to rock or the skew in self pivoted.
Description of the drawings:
fig. 1 is a schematic structural view of a high uniformity powder spraying device for surface treatment of an air valve in the present invention.
Fig. 2 is a schematic structural view of a nozzle up-and-down moving group of a high uniformity powder spraying apparatus for blast valve surface treatment according to the present invention.
Fig. 3 is a structural cross-sectional view of a rotary sliding structure of a high uniformity powder spraying apparatus for surface treatment of an air valve in accordance with the present invention.
Reference numbers in the figures:
1-conveying chain, 2-powder spraying chamber, 3-opposite spraying structure, 4-rotary sliding structure, 5-pulse bag dust remover and 6-blast valve;
31-a nozzle up-and-down moving group, 32-a fixed seat, 33-a first lead screw, 34-a first gear, 35-a second gear, 36-a driving motor, 37-a sliding block, 38-a spray gun nozzle, 39-a guide column and 310-a through hole;
41-track, 42-sliding block, 43-hook and 44-rotation driving group; 411-C track body, 412-first chamber, 413-second chamber; 421-upper connecting part, 422-middle connecting part, 423-lower connecting part; 441-rack, 442-third gear, 443-bearing, 444-guide wheel.
The specific implementation mode is as follows:
for the purpose of enhancing the understanding of the present invention, the present invention will be further described in detail with reference to the following examples and the accompanying drawings, which are only used for explaining the present invention and are not to be construed as limiting the scope of the present invention.
In the description of the present invention, it is to be understood that the terms indicating an orientation or positional relationship, such as one based on the drawings, are used only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the structure or unit indicated must have a specific orientation, and thus, are not to be construed as limiting the present invention.
In the present invention, unless otherwise specified and limited, terms such as "connected," "provided," "having," and the like are to be understood in a broad sense, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, or directly connected, and may be connected through an intermediate medium, so that those skilled in the art can understand the basic meaning of the above terms in the present invention according to specific situations.
Fig. 1 shows an embodiment of the high uniformity powder spraying device for blast gate surface treatment according to the present invention, which comprises a conveying chain 1 and a powder spraying chamber 2, wherein the conveying chain 1 passes through the powder spraying chamber 2 and forms an annular closed structure, and the powder spraying chamber 2 is internally provided with a counter spraying structure 3 and a rotary sliding structure 4;
as shown in fig. 2, the opposite-spraying structure 3 includes a nozzle up-down moving group 31 respectively disposed on two side walls of the powder spraying chamber 2, the nozzle up-down moving group 31 includes a fixed seat 32 fixedly disposed on the side wall of the powder spraying chamber 2 and two first lead screws 33 longitudinally penetrating the fixed seat 32, the two first lead screws 33 are horizontally and correspondingly distributed, one of the first lead screws 33 is sleeved with a first gear 34, the other first lead screw 33 is sleeved with a second gear 35, the first gear 34 and the second gear 35 are engaged with each other, any one of the first lead screws 33 is rotated by a driving motor 36, the two first lead screws 33 are both sleeved with a sliding block 37, the sliding block 37 and the first lead screws 33 are in threaded transmission connection, a spray gun nozzle 38 is fixedly connected to an outer end of the sliding block 37, guide posts 39 are disposed on both sides of any one of the first lead screws 33 on the sliding block 37, a through hole 310 through which the guide posts 39 pass is disposed on the sliding block 37, when the driving motor 36 rotates, the first gear 34 and the second gear 35 are driven to be meshed with each other for transmission, so that the two first lead screws 33 rotate in the opposite direction or in the opposite direction, and at the moment, the slide blocks 37 on the two first lead screws 33 drive the spray gun nozzles 38 to move up and down alternately;
as shown in fig. 3, the rotary sliding structure 4 includes a rail 41 disposed at the top position in the powder spraying chamber 2 and sliding blocks 42 uniformly distributed at the lower end of the conveying chain 1, the conveying chain 1 is disposed through the rail 41 in the powder spraying chamber 2, the rail 41 is composed of two C-shaped rail bodies 411 disposed opposite to each other, the upper ends of the two C-shaped rail bodies 411 are fixedly connected with the top of the powder spraying chamber 2, a gap for allowing the conveying chain 1 to penetrate is formed between the two C-shaped rail bodies 411, the sliding block 42 includes an upper connecting portion 421 fixedly connected with the lower end of the conveying chain 1, a middle connecting portion 422 disposed at the lower end of the upper connecting portion 421, and a lower connecting portion 423 disposed at the lower end of the middle connecting portion 422, the upper connecting portion 421, the middle connecting portion 422, and the lower connecting portion 423 form an i-shaped structure, the lower end of the lower connecting portion 423 has a hook 43 for suspending the air valve 6, the two C-shaped rail bodies 411 and the sliding blocks 42 are mutually embedded, and a rotation driving set 44 is arranged between the two C-shaped track bodies 411 and the sliding block 42, when the conveying chain 1 drives the sliding block 42 to move to the track 41, the sliding block 42 realizes circular rotation under the action of the rotation driving set 44 along with the movement of the conveying chain 1.
According to the invention, the form of combining the opposite spraying structure 3 and the rotary sliding structure 4 is adopted, when the air valve on the sliding block 42 entering the powder spraying chamber 2 is conveyed forwards under the action of the rotary sliding structure 4, and rotates in a circle, the opposite spraying structures 3 are arranged on two sides of the air valve, the spray gun nozzles 38 on the same side move up and down in a staggered mode for spraying, the spraying range of the air valve in the longitudinal direction is increased, the spraying range of the air valve in the circumferential direction is increased due to the arrangement of the rotary sliding structure 4, the uniform powder spraying without dead corners is realized, and the high uniformity of the powder spraying is ensured.
The operating principle of the opposite spraying structure 3 is as follows: after the driving motor 36 is started, the first gear 34 and the second gear 35 are in meshing transmission, so that the two corresponding lead screws are driven to rotate oppositely or reversely, the two first lead screws 33 drive the two corresponding slide blocks 37 to move up and down alternately, and therefore, the up and down alternate powder spraying of the two spray gun nozzles 38 on the same side is realized, and the high uniformity of the powder spraying is further improved.
Furthermore, the inner sides of the two C-shaped track bodies 411 are provided with a first cavity 412 embedded in the upper connecting part 421 of the sliding block 42, the inner sides of the two C-shaped track bodies 411 are provided with a second cavity 413 embedded in the middle connecting part 422 of the sliding block 42, the first cavity 412 is arranged above the second cavity 413, the width of the first cavity 412 is larger than that of the second cavity 413, and the lower connecting part 423 is arranged outside the lower part of the two C-shaped track bodies 411.
Further, the rotation driving unit 44 includes a rack 441 disposed on an inner wall of the second chamber 413, an extending direction of the rack 441 is the same as a transmission direction of the conveyor chain 1, a third gear 442 is sleeved on an outer circumference of the middle connecting portion 422, the third gear 442 and the rack 441 are in meshed transmission, an upper end of the middle connecting portion 422 penetrates through a middle portion of the upper connecting portion 421 and is embedded in the upper connecting portion 423, and the middle connecting portion 422 is embedded in an outer circumference of the upper connecting portion 421 and has a bearing 443, when the sliding block 42 moves along the transmission direction of the conveyor chain 1, the third gear 442 on the middle connecting portion 422 is driven to travel on the rack 441, so that the third gear 442 drives the middle connecting portion 422 and the lower connecting portion 423 to rotate circumferentially.
The rotary sliding structure 4 adopts a special and ingenious structural form, after the sliding block 42 enters the powder spraying chamber 2, the sliding block 42 fixed with the conveying chain 1 is embedded in the track 41 fixed with the powder spraying chamber 2, the sliding block 42 enables the third gear 442 sleeved outside the middle connecting part 422 to be meshed with the rack 441 on the track 41 for transmission along with the conveying of the conveying chain 1, so that the third gear 442 on the middle connecting part 422 rotates circumferentially along the direction of the rack 441, and the rotary conveying of the sliding block 42 in the powder spraying chamber 2 is realized.
Further, the first chamber 412 has a plurality of guide wheels 444 uniformly distributed on both sides of the inner wall thereof, and the guide wheels 444 on both sides of the inner wall of the first chamber 412 are disposed on both sides of the upper connecting portion 421 and are in corresponding contact with both side ends of the upper connecting portion 421.
In order to prevent the sliding block 42 from shaking or shifting laterally when rotating, the engagement effect between the third gear 442 and the rack 441 is affected, and therefore the guide wheels 444 are disposed on two sides of the inner wall of the first cavity 412, so that the upper connecting portion 421 of the sliding block 42 is clamped between the guide wheels 444, the sliding block 42 can be guided well while sliding smoothly, and the sliding block 42 is prevented from shaking or shifting while rotating.
Furthermore, the powder spraying chamber 2 is internally provided with a pulse bag-type dust collector 5, the pulse bag-type dust collector 5 can adopt a product structure sold in the market, adsorbs gas suspended in the powder spraying chamber 2 and containing coating powder, separates and recovers the coating powder in the gas, avoids the phenomenon of powder lifting in the powder spraying chamber 2, and avoids environmental pollution, and the specific structure and the working principle of the pulse bag-type dust collector 5 are the common knowledge of the skilled person in the art, and are not described in detail.
It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only for the purpose of illustrating the principles of the present invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. A high degree of consistency equipment of dusting for blast gate surface treatment which characterized in that: the powder spraying device comprises a conveying chain (1) and a powder spraying chamber (2), wherein the conveying chain (1) passes through the powder spraying chamber (2) and forms an annular closed structure, and a counter spraying structure (3) and a rotary sliding structure (4) are arranged in the powder spraying chamber (2);
the opposite spraying structure (3) comprises nozzle up-down moving groups (31) which are respectively arranged on two side walls of a powder spraying chamber (2), each nozzle up-down moving group (31) comprises a fixed seat (32) fixedly arranged on the side wall of the powder spraying chamber (2) and two first lead screws (33) which vertically penetrate through the fixed seats (32), the two first lead screws (33) are horizontally and correspondingly distributed, one first lead screw (33) is sleeved with a first gear (34), the other first lead screw (33) is sleeved with a second gear (35), the first gear (34) is meshed with the second gear (35), any first lead screw (33) realizes rotation through a driving motor (36), sliding blocks (37) are respectively sleeved on the two first lead screws (33), the sliding blocks (37) are in threaded transmission connection with the first lead screws (33), and spray gun nozzles (38) are fixedly connected to the outer side ends of the sliding blocks (37), the two sides of any one first lead screw (33) on the sliding block (37) are respectively provided with a guide column (39), the sliding block (37) is provided with a through hole (310) for the guide column (39) to penetrate through, when the driving motor (36) rotates, the first gear (34) and the second gear (35) are driven to be meshed with each other for transmission, so that the two first lead screws (33) rotate oppositely or oppositely, and the sliding blocks (37) on the two first lead screws (33) drive the spray gun nozzle (38) to move up and down alternately;
the rotary sliding structure (44) comprises a track (41) arranged at the top in the powder spraying chamber (2) and sliding blocks (42) uniformly distributed at the lower end of the conveying chain (1), the conveying chain (1) penetrates through the track (41) in the powder spraying chamber (2), the track (41) consists of two C-shaped track bodies (411) arranged in opposite directions, the upper ends of the two C-shaped track bodies (411) are fixedly connected with the top in the powder spraying chamber (2), a gap for allowing the conveying chain (1) to penetrate through is formed between the two C-shaped track bodies (411), the sliding blocks (42) comprise an upper connecting part (421) fixedly connected with the lower end of the conveying chain (1), a middle connecting part (422) arranged at the lower end of the upper connecting part (421) and a lower connecting part (423) arranged at the lower end of the middle connecting part (422), and the upper connecting part (421), the middle connecting part (422) and the lower connecting part (423) form an I-shaped structure, the lower end of the lower connecting part (423) is provided with a hook (43) for hanging the air valve, the two C-shaped track bodies (411) are embedded with the sliding block (42), a rotary driving group (44) is arranged between the two C-shaped track bodies (411) and the sliding block (42), and when the conveying chain (1) drives the sliding block (42) to move to the track (41), the sliding block (42) realizes circumferential rotation under the action of the rotary driving group (44) along with the movement of the conveying chain (1).
2. A high uniformity powder spraying apparatus for blast gate surface treatment as claimed in claim 1 wherein: two C type track body (411) inboards have the first cavity (412) that the last connecting portion (421) of holding sliding block (42) are inlayed and are established, two C type track body (411) inboards have the second cavity (413) that well connecting portion (422) of holding sliding block (42) are inlayed and are established, the top position of second cavity (413) is placed in first cavity (412), and the width of first cavity (412) is greater than the width of second cavity (413), the below outside in two C type track body (411) is placed in lower connecting portion (423).
3. A high uniformity powder spraying apparatus for blast gate surface treatment as claimed in claim 2, wherein: the rotary driving group (44) comprises a rack (441) arranged on one inner wall of the second chamber (413), the extending direction of the rack (441) is consistent with the transmission direction of the conveying chain (1), a third gear (442) is sleeved on the outer circumference of the middle connecting part (422), the third gear (442) is meshed with the rack (441) for transmission, the upper end of the middle connecting part (422) penetrates through the middle part of the upper connecting part (421) and is embedded in the upper connecting part (421), and the middle connecting part (422) is embedded in the upper connecting part (421) and is provided with a bearing (443) on the outer circumference, when the sliding block (42) moves along the transmission direction of the conveying chain (1), a third gear (442) on the middle driving connecting part (422) runs on the rack (441), so that the third gear (442) drives the middle connecting part (422) and the lower connecting part (423) to rotate circularly.
4. A high uniformity powder spraying apparatus for blast gate surface treatment as claimed in claim 3 wherein: the two sides of the inner wall of the first chamber (412) are respectively provided with a plurality of guide wheels (444) which are uniformly distributed, and the guide wheels (444) on the two sides of the inner wall of the first chamber (412) are arranged on the two sides of the upper connecting part (421) and correspondingly contacted with the two side ends of the upper connecting part (421).
5. A high uniformity powder spraying device for blast gate surface treatment according to any one of claims 1 to 4, characterized in that: and a pulse bag-type dust collector (5) is arranged in the powder spraying chamber (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111134897.3A CN113976356B (en) | 2021-09-27 | 2021-09-27 | High-uniformity powder spraying equipment for air valve surface treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111134897.3A CN113976356B (en) | 2021-09-27 | 2021-09-27 | High-uniformity powder spraying equipment for air valve surface treatment |
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| Publication Number | Publication Date |
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| CN113976356A true CN113976356A (en) | 2022-01-28 |
| CN113976356B CN113976356B (en) | 2023-01-31 |
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| CN202111134897.3A Active CN113976356B (en) | 2021-09-27 | 2021-09-27 | High-uniformity powder spraying equipment for air valve surface treatment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115780138A (en) * | 2023-02-02 | 2023-03-14 | 山东德坊新材料科技有限公司 | Automobile bottom beam machining, hoisting and conveying device |
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| CN113976356B (en) | 2023-01-31 |
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