CN101879497B - Spiral powder-feeding sprayer - Google Patents
Spiral powder-feeding sprayer Download PDFInfo
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- CN101879497B CN101879497B CN2010102174673A CN201010217467A CN101879497B CN 101879497 B CN101879497 B CN 101879497B CN 2010102174673 A CN2010102174673 A CN 2010102174673A CN 201010217467 A CN201010217467 A CN 201010217467A CN 101879497 B CN101879497 B CN 101879497B
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- powder
- spiral
- feeding
- extraction pipe
- sprayer
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Abstract
The invention relates to a spiral powder-feeding sprayer, wherein a spiral powder-conveying mechanism is arranged on a support; the upper part of the support is provided with a powder barrel; the tail of the spiral powder-conveying mechanism is provided with a powder-feeding cavity; the powder-feeding cavity is perpendicularly connected with a pump body below the cavity through a powder-feeding pipe, one end of the pump body is connected screwed with the screw thread of the pump head; the pump head is connected with a nozzle through a powder-discharging pipe, and the other end of the pump body is connected with a compressed air device. The spiral powder-feeding sprayer can feed powder quantitatively and be adjusted easily and accurately; powder is discharged uniformly; the powder-feeding amount and the spraying pressure can be adjusted separately and independently, the spraying distance can be adjusted easily under the premise of not changing the spraying quantity; and the powder-discharging spraying quantity which is at least more than 10 times of that of the common sprayer can be realized.
Description
Technical field
The present invention relates to a kind of powder flush coater, is a kind of spiral powder-feeding sprayer specifically, is mainly used in the production of metalwork surface or surfaces externally and internally spraying plastic powders, for example gives pipe plastic coating, steel pipe fitting plastic-coated etc.
Background technology
In present powder spraying field, inhalation is all adopted in spraying, by the size of manual adjustment blast, manual adjustment powder output valve, reaches control powder outlet quantity, spray distance.Yet because both (manual adjustment blast, manual adjustment powder output valves) influence each other, and artificial, external influence factor is more, the general big powder outlet quantity of blast is just big, and powder outlet quantity changes with powder in the bucket, influence sprays the uniformity.
Summary of the invention
The objective of the invention is to above-mentioned defective, a kind of spiral powder-feeding sprayer of proposition at the prior art existence.This spiral powder-feeding sprayer is accurately simple to fen-ting amount, adjusting; Powder delivery is even; Powder-feeding amount and spray pressure can separate independent regulation, energy easy adjustment spray distance on the basis that does not change quantity for spray; Can realize than the big powder delivery quantity for spray more than at least 10 times of common flush coater.
The present invention is achieved through the following technical solutions: a kind of spiral powder-feeding sprayer, the spiral powder feed mechanism is rack-mount, the top of support is equipped with the powder bucket, the tail end of spiral powder feed mechanism has a powder chamber, this powder chamber and the pump housing that is positioned at its underpart are by being connected to tube cell is vertical, one end of the pump housing and pump head thread connection, pump head is connected with nozzle through flour extraction pipe, and the other end of the pump housing links to each other with blowing plant.
The further technical measures that the present invention takes are as follows:
The spiral powder feed mechanism is: motor is by being bolted on the support, and motor is connected with spiral propeller by shaft coupling; The left end shaft of spiral propeller is installed on the bearing block, the right part of bearing block through Bolt Connection on the riser of the middle part of support, the left side of bearing block inner chamber is equipped with duplex bearing, the left end shaft of this duplex bearing and spiral propeller is the tight fit assembling, and the right side of bearing block inner chamber is equipped with the dual spring sealing ring; Powder chamber is a column cavity, and the end of powder chamber body is fixedly connected on support, and the afterbody of powder chamber body is installed with end cap, and the low order end of spiral propeller inserts in the centre bore of end cap; One excessive powder hole is arranged on the end cap.
About shaft coupling divides two, shaft coupling left side sheet is installed on the motor output shaft by the key connecting mode, and the right sheet of shaft coupling is installed on the left end shaft of spiral propeller by the key connecting mode; Shaft coupling left side sheet is connected into one by bolt and the right sheet of shaft coupling.
The bottom of described powder chamber body is provided with an installing hole, and this installing hole is a shoulder hole; Insert in this installing hole for the upper end of tube cell, pass the through hole of offering on the support horizontal base plate and insert in the hole of the pump housing for the lower end of tube cell; The pump housing is connected in the bottom of support horizontal base plate by bolting.
An one compressed air hose connection and a blast injection mouth by tail section exterior and the inside of thread connection in the pump housing, are connected with blowing plant by the compressed air hose connection respectively.
Be arranged with an intermediate sleeve in one end of described flour extraction pipe, this intermediate sleeve is fixed by screw and flour extraction pipe; Pump head has external screw thread, and the intermediate sleeve port is provided with internal thread, and pump head and intermediate sleeve thread connection are together; Insert in the flour extraction pipe end of described nozzle, fixes by screw and flour extraction pipe.
Motor is a variable-frequency motor, and spiral propeller is twin-screw or single screw rod.
The powder bucket is that top is box or cartridge type, bottom are up big and down small funnel-form; The top of powder bucket, equipment oriented operator's one side is provided with an observation window.
Flour extraction pipe can be rigid pipe or flexible pipe.
The inwall of flour extraction pipe can be provided with heat-insulation layer.
Operation principle:
In the powder bucket, add an amount of (about 2/3) powder, open motor for feeding, motor for feeding drives list/twin-screw spiral propeller by shaft coupling powder is transported to powder chamber, realize quantitatively, accurately give powder by the pitch of regulating motor for feeding frequency or list/twin-screw, powder is along entering the pump housing to tube cell on the powder chamber, powder is compressed air and blows to the nozzle ejection by flour extraction pipe in the pump housing, realizes spraying.
The present invention adopts screw rod for powder, powder be the spiral powder feed mechanism evenly, quantitatively send into the powder pump pump housing by powder chamber, thereby reach spraying evenly, the benefit of saving cost; Be made in so simultaneously and realize under even, the quantitative situation of powder outlet quantity, can also realize regulating spray distance, reach both control operations separately, the cheap service advantages that are independent of each other by the blast size that adjusting enters the pump housing.
Production equipment of the present invention compared with prior art, has following beneficial effect:
1, this spiral powder-feeding sprayer is accurately simple to fen-ting amount, adjusting;
2, this spiral powder-feeding sprayer powder delivery spraying evenly, not with the blast size, in the powder bucket powder amount what and change;
3, powder-feeding amount and spray pressure can separate independent regulation, energy easy adjustment spray distance on the basis that does not change quantity for spray;
4, can realize than the big powder delivery quantity for spray more than at least 10 times of common flush coater.
Description of drawings
Fig. 1 is the front view of spiral powder-feeding sprayer of the present invention;
Fig. 2 is the C portion enlarged drawing of Fig. 1;
Fig. 3 is the D portion enlarged drawing of Fig. 1;
Fig. 4 is the vertical view of Fig. 1;
Fig. 5 is the right view of Fig. 1.
Mark among the figure:
1, powder bucket 2, observation window 3, motor 4, shaft coupling
5, spiral propeller 6, powder chamber 7, the powder hole 8 of overflowing, give tube cell
9, installing hole 10, compressed air hose connection 11, the pump housing
12, flour extraction pipe 13, nozzle 14, powder chamber body 15, end cap
16, pump head 17, support 18, motor output shaft
19, spiral propeller left end shaft 20, keyway 21, duplex bearing
22, dual spring sealing ring 23, bearing block 24, intermediate sleeve
25, screwed hole 26, screwed hole 27, screwed hole 28, heat-insulation layer
29, centre bore 30, blast injection mouth
41, shaft coupling left side sheet 42, the right sheet 171 of shaft coupling, support horizontal base plate
A, spiral powder feed mechanism B, powder pump
C, spiral propeller left end shaft bearing and internal structure D, pump head are connected with flour extraction pipe
The specific embodiment
Below in conjunction with accompanying drawing concrete enforcement of the present invention is further elaborated.
Extremely shown in Figure 5 as Fig. 1, a kind of spiral powder-feeding sprayer, spiral powder feed mechanism A is installed on the support 17, the top of support 17 is equipped with powder bucket 1, the tail end of spiral powder feed mechanism A is connected with powder chamber 6, powder chamber 6 and the powder pump B that is positioned at its underpart are by giving 8 vertical connections of tube cell, and powder pump B is connected with nozzle 13 through flour extraction pipe 12.
Spiral powder feed mechanism A is made up of motor 3, shaft coupling 4, spiral propeller 5, and motor 3 is connected with spiral propeller 5 by shaft coupling 4.Wherein motor 3 is connected into one to spiral propeller 5 and motor output shaft 18 by shaft coupling 4 then by being bolted on the support 17.Shaft coupling about 4 minutes two, the shaft coupling left side sheet 41 key connecting mode by routine is installed in that (motor output shaft 18 is provided with keyway 20, sees Fig. 1 on the motor output shaft 18; Be easy meter, key wherein and the keyway on the shaft coupling do not provide mark in Fig. 1); The right sheet 42 of shaft coupling also is installed on spiral propeller 5 left end shaft 19 by conventional key connecting (illustrate among Fig. 1, be easy meter, do not provide the mark of key and keyway) mode, and shaft coupling left side sheet 41 is connected into one by bolt and the right sheet 42 of shaft coupling.Thus, rotating band dynamic spiral propeller 5 rotations of motor 3 realize that spiral propeller 5 is continuously for powder.
Be equiped with bearing block 23 on the left end shaft 19 of spiral propeller 5, the right part of bearing block 23 through Bolt Connection on the riser of the middle part of support 17.The left side of bearing block 23 inside is equipped with duplex bearing 21, and the right side is equipped with dual spring sealing ring 22.Dual spring sealing ring 22 is to enter in the spiral propeller 5 left end duplex bearings 21 for fear of powder, guarantees its normal operation and service life.
The bottom of powder chamber body 14 is provided with an installing hole 9, and this installing hole 9 is shoulder hole (promptly having seam); Insert in this installing hole 9 for the upper end of tube cell 8, pass the through hole of offering on the support horizontal base plate 171 and insert in the hole of the pump housing 11 for the lower end of tube cell 8; The pump housing 11 is connected in the bottom of support horizontal base plate 171 by bolting.
Powder pump B is made up of the pump head 16 and the pump housing 11, pump head 16 and the pump housing 11 thread connection; Compressed air hose connection 10 and blast injection mouth 30 by tail section exterior and the inside of thread connection in the pump housing 11, are connected with the blowing plant (not shown in figure 1) by compressed air hose connection 10 respectively.
The top of powder bucket 1 is box or cartridge type, bottom are up big and down small funnel-form.
The top of powder bucket 1, equipment oriented operator's one side is provided with an observation window 2, is convenient to the variation that the operator observes the powder amount in the powder bucket 1, in time adds powder.
The relative position of the parietal layer of intermediate sleeve 24 is provided with screwed hole 25,26, and intermediate sleeve 24 is sheathed in the end of flour extraction pipe 12, and is by be screwed into the screw (not shown) at screwed hole 25,26 that intermediate sleeve 24 and flour extraction pipe 12 (offering through hole) is fixing.Powder delivery pump head 16 has external screw thread.The inwall of intermediate sleeve 24 is provided with one section internal thread near the port, by the external screw thread with pump head 16 the two is linked together.
During work, in powder bucket 1, add an amount of (about 2/3) powder, open motor for feeding 3, motor for feeding 3 drives list/twin-screw spiral propeller 5 by shaft coupling 4 powder is transported to powder chamber 6, realize quantitatively, accurately give powder by the frequency of adjusting motor for feeding 3 or the pitch of list/twin-screw, powder enters the pump housing 11 along the tube cell 8 of giving on the powder chamber 6, and powder is compressed air and blows to nozzle 13 ejections by flour extraction pipe 12 in the pump housing 11, realizes spraying.
Claims (9)
1. spiral powder-feeding sprayer, the spiral powder feed mechanism is rack-mount, the top of support is equipped with the powder bucket, the tail end of spiral powder feed mechanism has a powder chamber, this powder chamber and the pump housing that is positioned at its underpart be by connecting to tube cell is vertical, an end of the pump housing and pump head thread connection, and pump head is connected with nozzle through flour extraction pipe, the other end of the pump housing links to each other with blowing plant, it is characterized in that: described spiral powder feed mechanism is:
Motor is by being bolted on the support, and motor is connected with spiral propeller by shaft coupling;
The left end shaft of spiral propeller is installed on the bearing block, the right part of bearing block through Bolt Connection on the riser of the middle part of support, the left side of bearing block inner chamber is equipped with duplex bearing, the left end shaft of this duplex bearing and spiral propeller is the tight fit assembling, and the right side of bearing block inner chamber is equipped with the dual spring sealing ring;
Powder chamber is a column cavity, and the end of powder chamber body is fixedly connected on support, and the afterbody of powder chamber body is installed with end cap, and the low order end of spiral propeller inserts in the centre bore of end cap;
One excessive powder hole is arranged on the end cap.
2. according to the described spiral powder-feeding sprayer of claim 1, it is characterized in that:
About described shaft coupling divides two, shaft coupling left side sheet is installed on the motor output shaft by the key connecting mode, and the right sheet of shaft coupling is installed on the left end shaft of spiral propeller by the key connecting mode;
Shaft coupling left side sheet is connected into one by bolt and the right sheet of shaft coupling.
3. according to the described spiral powder-feeding sprayer of claim 2, it is characterized in that:
The bottom of described powder chamber body is provided with an installing hole, and this installing hole is a shoulder hole;
Insert in this installing hole for the upper end of tube cell, pass the through hole of offering on the support horizontal base plate and insert in the hole of the pump housing for the lower end of tube cell; The pump housing is connected in the bottom of support horizontal base plate by bolting.
4. according to the described spiral powder-feeding sprayer of claim 3, it is characterized in that:
An one compressed air hose connection and a blast injection mouth by tail section exterior and the inside of thread connection in the pump housing, are connected with blowing plant by the compressed air hose connection respectively.
5. according to the described spiral powder-feeding sprayer of claim 4, it is characterized in that:
Be arranged with an intermediate sleeve in one end of described flour extraction pipe, this intermediate sleeve is fixed by screw and flour extraction pipe; Pump head has external screw thread, and the intermediate sleeve port is provided with internal thread, and pump head and intermediate sleeve thread connection are together;
Insert in the flour extraction pipe end of described nozzle, fixes by screw and flour extraction pipe.
6. according to the described spiral powder-feeding sprayer of claim 5, it is characterized in that:
Described motor is a variable-frequency motor, and spiral propeller is twin-screw or single screw rod.
7. according to the described spiral powder-feeding sprayer of claim 6, it is characterized in that:
Described powder bucket is that top is box or cartridge type, bottom are up big and down small funnel-form;
The top of powder bucket, equipment oriented operator's one side is provided with an observation window.
8. according to the described spiral powder-feeding sprayer of claim 7, it is characterized in that:
Described flour extraction pipe is rigid pipe or flexible pipe.
9. according to the described spiral powder-feeding sprayer of claim 8, it is characterized in that:
The inwall of described flour extraction pipe is provided with heat-insulation layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102174673A CN101879497B (en) | 2010-06-22 | 2010-06-22 | Spiral powder-feeding sprayer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102174673A CN101879497B (en) | 2010-06-22 | 2010-06-22 | Spiral powder-feeding sprayer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101879497A CN101879497A (en) | 2010-11-10 |
| CN101879497B true CN101879497B (en) | 2011-12-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102174673A Expired - Fee Related CN101879497B (en) | 2010-06-22 | 2010-06-22 | Spiral powder-feeding sprayer |
Country Status (1)
| Country | Link |
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| CN (1) | CN101879497B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107601072A (en) * | 2017-08-09 | 2018-01-19 | 中国船舶重工集团公司第七二五研究所 | A kind of screw powder feeder for high pressure operating mode |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2902218B2 (en) * | 1992-07-16 | 1999-06-07 | 松尾産業株式会社 | Powder paint transport device |
| JP3386326B2 (en) * | 1996-12-26 | 2003-03-17 | 株式会社日清製粉グループ本社 | Powder coating supply machine for powder coating |
| JP4528416B2 (en) * | 2000-05-09 | 2010-08-18 | 本田技研工業株式会社 | Powder paint supply device |
| CN100571895C (en) * | 2006-09-30 | 2009-12-23 | 西北工业大学 | Controlled to the powder device |
| CN201783438U (en) * | 2010-06-22 | 2011-04-06 | 李寿山 | Spiral powder feeding type spray coater |
-
2010
- 2010-06-22 CN CN2010102174673A patent/CN101879497B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN101879497A (en) | 2010-11-10 |
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Granted publication date: 20111228 Termination date: 20150622 |
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| EXPY | Termination of patent right or utility model |