CN205953066U - Large -diameter steel pipe inner plastic coating automatic powder feeder - Google Patents
Large -diameter steel pipe inner plastic coating automatic powder feeder Download PDFInfo
- Publication number
- CN205953066U CN205953066U CN201620862441.7U CN201620862441U CN205953066U CN 205953066 U CN205953066 U CN 205953066U CN 201620862441 U CN201620862441 U CN 201620862441U CN 205953066 U CN205953066 U CN 205953066U
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- CN
- China
- Prior art keywords
- steel pipe
- plastic coating
- diameter steel
- automatic powder
- stirring axle
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- Withdrawn - After Issue
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Abstract
The utility model discloses a large -diameter steel pipe inner plastic coating automatic powder feeder, the on -line screen storage device comprises a base. Material overturning shaft rotate install in the base, overturning driving device, other end fixed connection material overturning hopper are connected to material overturning shaft 's one end. The device improves the inner plastic coating efficiency of steel pipe under the even prerequisite of plastic -coated.
Description
Technical field
This utility model is related to pipe plastic coating equipment technical field, applies automatic powder feeding device in more particularly, to a kind of steel pipe.
Background technology
Inside and outside plastic-coated steel be steel pipe walls melt and dissolved layer of polyethylene (PE) resin, ethylene-acrylic acid copolymer (EAA),
The Organic substances such as epoxy (EP) powder, nonpoisonous polypropylene (PP) or non-toxic polyvinyl chloride (PVC) and the composite steel-plastic tubing that constitutes,
Plastic-coated steel not only have the advantages that steel pipe high intensity, easily connect, flow impact resistant, also overcome steel pipe meet water perishable,
Pollution, fouling and plastic tube intensity is high, fire-fighting poor performance the shortcomings of.
Large-diameter steel pipe generally refers to the steel pipe in 300mm～2400mm for the nozzle diameter, can need coating according to different
The plastic coating of the various different performances such as polrvinyl chloride (PVC), polyethylene (PE), epoxy resin (EPOZY).To large-diameter steel pipe
Carry out plastic-coated, the transporting resistance of steel pipe can be reduced, improve flow and transfer efficiency, reduce discharge pressure loss.Heavy caliber applies
Steel pipe is widely used in the engineering fields such as tap water, natural gas, oil, chemical industry, medicine, communication, electric power, ocean.
The method of current pipe plastic coating includes following two：
One is to put into steel pipe in " coating well " to carry out plastic-coated to steel pipe, using the method when steel pipe takes out from well,
The coating of steel pipe top and the bottom can be different due to time of immersion difference figure layer thickness.
Two is the method directly adopting spray gun spraying, but less efficient using the method.
Utility model content
Technical problem to be solved in the utility model is：A kind of large-diameter steel pipe internal plastic coating automatic powder feeding device is provided,
This device, under the premise of plastic-coated is uniform, improves the internal plastic coating efficiency of steel pipe.
For solving above-mentioned technical problem, the technical solution of the utility model is：A kind of large-diameter steel pipe internal plastic coating send automatically
Powder device, including base, stirring axle rotates and is installed on base, and one end of stirring axle connects overturning drive device, and the other end is fixed
Connect turning hopper.
As a kind of improved mode, stirring axle has one, and turning hopper has one.
As a kind of improved mode, overturning drive device includes a gear, and gear is connected to stirring axle, and tooth bar slides
It is installed on base and engages with gear, the piston rod of cylinder is fixedly connected with tooth bar.
As a kind of improved mode, stirring axle has two, and turning hopper has two, and a stirring axle and a turning hopper are solid
Fixed connection.
As a kind of improved mode, overturning drive device includes two gears, and two gears are connected to two and turn over
Material axle, tooth bar is slidably mounted on base and is engaged respectively with two gears, and the piston rod of cylinder is fixedly connected with tooth bar.
As a kind of improved mode, turning hopper is divided into more piece, and two adjacent sections are fixedly connected.
As a kind of improved mode, stirring axle is fixedly connected with turning hopper by ring flange.
Using the technique effect acquired by technique scheme it is：
1) turning hopper is placed in steel duct after containing and applying molding powder machine, and driving means drive stirring axle so that turning hopper is inverted, will
Apply molding powder machine and turn on the inner peripheral surface being spread to warmed-up steel pipe, steel pipe rotary device drives steel pipe rotary, makes plastic-coated powder uniform
Be attached on the inwall of steel pipe.
2) gear on two stirring axles is all engaged with a toothed rack, and a cylinder can control turning over of two turning hoppers
Turn.
3) turning hopper, by the way of merogenesis connection, changes the length of turning hopper, with suitable by the joint number increasing and decreasing turning hopper
Answer the steel pipe of different length
Brief description
Fig. 1 is the structural representation of plastic-coated equipment；
Fig. 2 is the side structure schematic diagram of plastic-coated equipment；
Fig. 3 is the enlarged drawing in C portion in Fig. 2；
Fig. 4 is the structural representation of interior device；
Fig. 5 is the top view of Fig. 4；
Fig. 6 is the structural representation of driving means；
Fig. 7 is the side view of Fig. 6；
Fig. 8 is the structural representation of embodiment two；
In figure, 1- rotary apparatuss, 103- roller, 104- motor, 105- support base, 109- anti-slop serrations, 2- internal plastic coating device,
21- stirring axle, 22- turning hopper, 23- cylinder, 24- tooth bar, 25- gear, 40- powder groove, 402- deflector, 403- gate,
404- cylinder, 405- vibrator, 501- gathers materials slide carriage, 502- conveyer belt, 6- cat ladder, 7- walker, 8- guide rail, 9- steel pipe, 10-
Underframe.
Specific embodiment
With reference to the accompanying drawings and examples this utility model is further illustrated.
Embodiment one
In conjunction with shown in Fig. 1, Fig. 2, Fig. 6 and Fig. 7, a kind of large-diameter steel pipe plastic-coated equipment, including underframe 10, underframe 10 sets
It is equipped with steel pipe rotary device 1.Steel pipe rotary device 1 has two groups, for the two ends of support steel pipe 9, each group of steel pipe rotary device 1
Including support base 105, support base 105 is installed on underframe 10, and support base 105 is rotatablely equipped with least two rollers being arranged side by side
103, at least one roller 103 is the driving rolls 103 being driven by motor 104.
The outer peripheral face of roller 103 is provided with anti-slop serrations 109, is provided with the groove accommodating plastic powders between adjacent anti-slop serrations 109.
Steel pipe 9 in plastic-coated, temperature typically at 280 DEG C～320 DEG C about, when steel pipe 9 is contacted with roller 103, on steel pipe 9 outer surface
Plastic powders very stick-slip, the groove between roller 103 anti-slop serrations 109 can accommodate these plastic powders, thus playing anti-skidding work
With.
The outer peripheral face of the roller 103 of steel pipe rotary device 1 is set to taper seat, steel pipe 9 is positioned on taper seat, steel pipe
Axial thrust load suffered by 9 two ends can prevent steel pipe 9 play vertically, meanwhile, roller 103 linear contact lay approximate with the contact of steel pipe 9,
Contact area is little, little to the destruction of plastic powders on steel pipe 9, easily repairs.
The both sides of steel pipe rotary device 1 are respectively arranged with powder and reclaim conveyor-belt apparatus, Powder Recovery conveyor-belt apparatus
The top of conveyer belt is provided with the slide carriage 501 that gathers materials, and fails the plastic-coated powder being attached on steel pipe 9 along slide carriage 501 landing of gathering materials
Reclaim conveyor-belt apparatus to powder, reclaim the conveyer belt 502 that conveyor-belt apparatus include being driven by driving means, can be to plastic-coated powder
Reclaimed, improved the utilization rate at molding powder end.
In conjunction with shown in Fig. 1 to Fig. 3, guide rail 8 is be arranged in parallel with the axis of rotation of 1 support steel pipe 9 of steel pipe rotary device, leads
The walker 7 being driven by power set is provided with rail 8, walker 7 is provided with cat ladder 6.Walker 7 is provided with outer plastic-coated device
With internal plastic coating device 2, internal plastic coating device 2 is positioned at the lower section of outer plastic-coated device.Outer plastic-coated device includes powder groove 40, powder groove 40
It is connected to walker 7, at the feed opening of powder groove 40, be provided with the flashboard being driven by cylinder 404.It is provided with deflector below flashboard
402.The feed opening of powder groove 40 deviates the vertical guide being located by the axis of rotation of support steel pipe 9, and steel pipe 9 support connects plastic powders side
It is rotated up, in opposite direction with the falling direction of plastic powders, painting molding powder machine and the outer peripheral face of steel pipe 9 can be made to be fully contacted.
Powder groove 40 is provided with vibrator 405, and vibrator makes powder groove 40 vibrate, and makes the feed opening from powder groove 40 bottom for the plastic-coated powder equal
Even drench to the steel pipe 9 treating plastic-coated.
Jointly shown in conjunction with Fig. 4 and Fig. 5, internal plastic coating device 2 includes stirring axle 21, and stirring axle 21 rotates and is installed on walker
7, one end of stirring axle 21 connects overturning drive device, and the other end is fixedly connected turning hopper 22.Stirring axle 21 has one, turning hopper
22 have one.Overturning drive device includes a gear 25, and gear 25 is connected to stirring axle 21, and tooth bar 24 is slidably mounted on base
And engage with gear 25, on walker 7, cylinder 23 is connected between tooth bar 24 and base floor installation.Stirring axle 21 another
One end is fixedly connected with the turning hopper 22 that can axially stretch in steel pipe 9.Turning hopper 22 is located at the corresponding lower section of powder groove 40, can lead to
The gate 403 crossing unlatching powder groove 40 bottom adds plastic-coated powder into turning hopper 22.Turning hopper 22 is divided into more piece, and adjacent two
Section is fixedly connected.The length that turning hopper 22 can be changed by increasing and decreasing the joint number of turning hopper 22 adapts to the steel pipe 9 of different length.Turn over
Material axle 21 is fixedly connected with turning hopper 22 by ring flange.The dusting of powder feeding and powder groove 40 is overturn to rotation using turning hopper 22
Steel pipe 9 carry out inside and outside plastic-coated, improve the application speed of steel pipe 9, and make the coating uniform of steel pipe 9.
Using method of the present utility model is：
1) steel pipe 9 being preheated to plastic-coated temperature is positioned on the roller 103 of rotary apparatuss 1；
2) steel pipe 9 is driven to rotate by rotary apparatuss 1；
3) the powder groove 40 being loaded with plastic powders is delivered to the working position of the outside top of steel pipe 9, molding powder will be loaded with
The turning hopper 22 at end is projecting axially into inside steel pipe 9 to working position；
4) open the flashboard of powder groove 40, make plastic powders spread steel pipe 9 outer peripheral face from the material leakage gap of strip.Logical
Cross and control the opening time of flashboard to control powder groove 40 to spread the amount of plastic powders to steel pipe 9.Spread and close to the amount of regulation
Flashboard, makes top outside from steel pipe 9 for the powder groove 40 remove；
5) so that turning hopper 22 is overturn, the plastic powders in turning hopper 22 are turned over the inner peripheral surface being spread to steel pipe 9, turns over after the completion of spreading
Turning hopper 22 upset return is simultaneously return；
6) steel pipe 9 is made persistently to rotate, until plastic powders are in the inner and outer circumferential surfaces continuous coating of smooth and level formation of steel pipe 9；
7) steel pipe 9 is sent into solidification or spontaneous curing at normal temperatures in curing oven.
Additionally, step 3) step 1 can be located at) after, step 2) before.Step 4) and step 5) can carry out simultaneously or
Successively carry out.
Embodiment two
In conjunction with shown in Fig. 8, the present embodiment is essentially identical with the structure of embodiment one, and difference is, stirring axle 21 has
Two, turning hopper 22 has two, and a stirring axle 21 is fixedly connected with a turning hopper 22.Overturning drive device includes two teeth
Wheel 25, two gears 25 are connected to two stirring axles 21.Tooth bar 24 be slidably mounted on base and with 25 points of two gears
Do not engage, cylinder 23 is connected between tooth bar 24 and base.The present embodiment passes through a cylinder 23 and can control two turning hoppers
22 upset, can carry out internal plastic coating for two steel pipes 9 simultaneously.
Above example be this utility model preferred embodiment, not in order to limit this utility model, every in this reality
Within new spirit and principle, any modification, equivalent substitution and improvement made etc., should be included in of the present utility model
In protection domain.
Claims (7)
1. a kind of large-diameter steel pipe internal plastic coating automatic powder feeding device is it is characterised in that include：
Base；
Stirring axle, described stirring axle rotates and is installed on described base, and one end of described stirring axle connects overturning drive device, another
End is fixedly connected turning hopper.
2. large-diameter steel pipe internal plastic coating automatic powder feeding device as claimed in claim 1 is it is characterised in that described stirring axle has one
Individual, described turning hopper has one.
3. large-diameter steel pipe internal plastic coating automatic powder feeding device as claimed in claim 2 is it is characterised in that described upset drives dress
Put including：
One gear, described gear is connected to described stirring axle；
Tooth bar, described tooth bar is slidably mounted on described base and is engaged with described gear；
Cylinder, described cylinder is connected between described tooth bar and described base.
4. large-diameter steel pipe internal plastic coating automatic powder feeding device as claimed in claim 1 is it is characterised in that described stirring axle has two
Individual, described turning hopper has two, and a described stirring axle is fixedly connected with a described turning hopper.
5. large-diameter steel pipe internal plastic coating automatic powder feeding device as claimed in claim 4 is it is characterised in that described upset drives dress
Put including：
Two gears, described two gears are connected to described two stirring axles；
Tooth bar, described tooth bar is slidably mounted on described base and is engaged respectively with described two gears；
Cylinder, described cylinder is connected between described tooth bar and described base.
6. large-diameter steel pipe internal plastic coating automatic powder feeding device as claimed in claim 1 is it is characterised in that described turning hopper is divided into
More piece, two adjacent sections are fixedly connected.
7. large-diameter steel pipe internal plastic coating automatic powder feeding device as claimed in claim 1 is it is characterised in that described stirring axle passes through
Ring flange is fixedly connected with described turning hopper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620862441.7U CN205953066U (en) | 2016-08-10 | 2016-08-10 | Large -diameter steel pipe inner plastic coating automatic powder feeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620862441.7U CN205953066U (en) | 2016-08-10 | 2016-08-10 | Large -diameter steel pipe inner plastic coating automatic powder feeder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205953066U true CN205953066U (en) | 2017-02-15 |
Family
ID=57974413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620862441.7U Withdrawn - After Issue CN205953066U (en) | 2016-08-10 | 2016-08-10 | Large -diameter steel pipe inner plastic coating automatic powder feeder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205953066U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106044259A (en) * | 2016-08-10 | 2016-10-26 | 高密天机械科技有限公司 | Automatic powder feeding device for inner surface plastic-coating of large-caliber steel pipe |
| CN110325282A (en) * | 2017-02-26 | 2019-10-11 | 国际先进的粉末冶金和新材料研究中心(Arci) | The method of improved gas-dynamic cold spray apparatus and coating substrate |
-
2016
- 2016-08-10 CN CN201620862441.7U patent/CN205953066U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106044259A (en) * | 2016-08-10 | 2016-10-26 | 高密天机械科技有限公司 | Automatic powder feeding device for inner surface plastic-coating of large-caliber steel pipe |
| CN106044259B (en) * | 2016-08-10 | 2019-05-14 | 高密天一机械科技有限公司 | Large-diameter steel pipe internal plastic coating automatic powder feeding device |
| CN110325282A (en) * | 2017-02-26 | 2019-10-11 | 国际先进的粉末冶金和新材料研究中心(Arci) | The method of improved gas-dynamic cold spray apparatus and coating substrate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Automatic powder feeding device for inner surface plastic-coating of large-caliber steel pipe Effective date of registration: 20180605 Granted publication date: 20170215 Pledgee: Shandong Gaomi rural commercial bank Limited by Share Ltd Pledgor: GAOMI TIANYI MACHINERY TECHNOLOGY CO., LTD. Registration number: 2018980000068 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170215 Effective date of abandoning: 20190514 |
|
| AV01 | Patent right actively abandoned | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20190614 Granted publication date: 20170215 Pledgee: Shandong Gaomi rural commercial bank Limited by Share Ltd Pledgor: GAOMI TIANYI MACHINERY TECHNOLOGY CO., LTD. Registration number: 2018980000068 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |