CN204420357U - Fast point of rollaway type spraying is wound around direct-buried heat insulation pipe production line - Google Patents
Fast point of rollaway type spraying is wound around direct-buried heat insulation pipe production line Download PDFInfo
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- CN204420357U CN204420357U CN201520039027.1U CN201520039027U CN204420357U CN 204420357 U CN204420357 U CN 204420357U CN 201520039027 U CN201520039027 U CN 201520039027U CN 204420357 U CN204420357 U CN 204420357U
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Abstract
The utility model belongs to manufacturing mechanism technical field, particularly relate to a kind of fast point of rollaway type spraying and be wound around direct-buried heat insulation pipe production line, comprise steel pipe derusting production line, polyurethane spray coating line, polyethylene winding production line, described polyurethane spray coating line comprises transition platform A, transition platform B, described transition platform A, transition platform B is connected to the both sides of rust cleaning roller path transmission line B, described transition platform A is connected with the front roller path transmission line A of spraying, pipe wiper arm is provided with in roller path transmission line A before described spraying, medium-frequency heating coil A, before described spraying, roller path transmission line A is connected with spray booth A, described spray booth A is connected with thickness meter A, described thickness meter A is fast point roller path transmission line A after being connected with spraying, described spraying divides soon afterwards in roller path transmission line A and is provided with lower pipe wiper arm, described spraying deposits pipe platform A after dividing roller path transmission line A side to be provided with spraying afterwards soon.
Description
Technical field
The utility model belongs to manufacturing mechanism technical field, particularly relates to a kind of fast point of rollaway type spraying and is wound around direct-buried heat insulation pipe production line.
Background technique
Polyurethane coating, polyethylene wrap style direct-buried insulated pipe are the heat-insulating pipes of emerging structure in recent years, have following advantage to have stronger market development space and promotional value compared with traditional direct-buried heat insulation pipe:
Article 1 one, production line can realize processing the direct-buried heat insulation pipe of multiple caliber, without the need to a large amount of outer sheath tube production lines and mould and various polyurethane foaming equipment and frock.
2 polyurethane heat-insulation layer thicknesses and polyethylene external protection thickness can arbitrarily adjust.
3 heat insulation layer structures there will not be the defects such as cavity.
4 polyurethane insulation coatings are bonding firmly with steel tube surface and polyethylene protective layer, meet the Trinitarian principle of direct-buried heat insulation pipe.
5 because of its process characteristic, and outer protective polyethylene layer can be significantly thinning, reduces tubing manufacture cost.
So the production line developing this new-type thermal insulation pipe can create certain Social benefit and economic benefit.There is a lot of defect in the thermal insulation pipe production line in current use, implementation result is bad.
Summary of the invention
The utility model provides a kind of fast point of rollaway type spraying to be wound around direct-buried heat insulation pipe production line, to solve the bad problem of the existing defects, the implementation result that propose in above-mentioned background technology.
The technical problem that the utility model solves realizes by the following technical solutions: the utility model provides a kind of fast point of rollaway type spraying to be wound around direct-buried heat insulation pipe production line, it is characterized in that: comprise steel pipe derusting production line, polyurethane spray coating line, polyethylene winding production line, described steel pipe derusting production line comprises pipe platform on steel pipe, on described steel pipe, pipe platform is connected with rust cleaning roller path transmission line A, pipe wiper arm is provided with in described rust cleaning roller path transmission line A, described rust cleaning roller path transmission line A is connected with shot-blasting machine, the side that described shot-blasting machine is adjacent with rust cleaning roller path transmission line A is connected with cyclone dust collector, described cyclone dust collector are connected with filter-element dust collector, described shot-blasting machine is connected with the side of rust cleaning roller path transmission line A symmetry the roller path transmission line B that eliminates rust, lower pipe wiper arm is provided with in described rust cleaning roller path transmission line B, described polyurethane spray coating line comprises transition platform A, transition platform B, described transition platform A, transition platform B is connected to the both sides of rust cleaning roller path transmission line B, described transition platform A is connected with the front roller path transmission line A of spraying, pipe wiper arm is provided with in roller path transmission line A before described spraying, medium-frequency heating coil A, before described spraying, roller path transmission line A is connected with spray booth A, described spray booth A is connected with thickness meter A, described thickness meter A is fast point roller path transmission line A after being connected with spraying, described spraying divides soon afterwards in roller path transmission line A and is provided with lower pipe wiper arm, described spraying deposits pipe platform A after dividing roller path transmission line A side to be provided with spraying afterwards soon, described transition platform B is connected with the front roller path transmission line B of spraying, pipe wiper arm is provided with in roller path transmission line B before described spraying, medium-frequency heating coil B, before described spraying, roller path transmission line B is connected with spray booth B, described spray booth B is connected with thickness meter B, described thickness meter B is fast point roller path transmission line B after being connected with spraying, described spraying divides soon afterwards in roller path transmission line B and is provided with lower pipe wiper arm, described spraying deposits pipe platform B after dividing roller path transmission line B side to be provided with spraying afterwards soon, described polyethylene winding production line comprises PE and is wound around conveyor line A, described PE is wound around in conveyor line A and is provided with pipe wiper arm, described PE is wound around after conveyor line A is positioned at spraying and deposits pipe platform A, deposit between pipe platform B after spraying, described PE is wound around conveyor line A side and is provided with PE winding conveyor line B, described PE is wound around between conveyor line A and PE winding conveyor line B and is provided with extruder, described PE is wound around in conveyor line B and is provided with Water spray cooling system, described PE is wound around conveyor line B side and is provided with PE winding conveyor line C, described PE is wound around between conveyor line B and PE winding conveyor line C and is provided with hydraulic pressure automatic gas cutting machine, described PE is wound around in conveyor line C and is provided with lower pipe wiper arm, described PE is wound around conveyor line C side and is provided with cutting machine dust-removing apparatus, opposite side is provided with production tube and deposits pipe platform, described spray booth A is connected with dust removal apparatus by under ground piping, described dust removal apparatus side is provided with spraying machine, constant temperature machine, batch can.
Before described spraying, roller path transmission line A comprises V-type support A, roller shaft pitch adjusting device A is provided with in described V-type support A, bearing A is connected with above described roller shaft pitch adjusting device A, described bearing A side is provided with regulating device device for digit-displaying A, described bearing A is provided with the solid roller A of rubber, the solid roller A of described rubber is connected with motor reducer A, and before described spraying, roller path transmission line B is identical with the structure of roller path transmission line A before spraying.
Described spraying divides roller path transmission line A to comprise rail afterwards soon, chassis is provided with above described rail, the outer surface cover on described chassis has walking steel wheel, described walking steel wheel matches with rail, the side on described chassis is provided with locking mechanism, hydraulic pressure double leval jib lowering or hoisting gear is provided with above described chassis, described hydraulic pressure double leval jib lowering or hoisting gear is provided with V-type support B, roller shaft pitch adjusting device B is provided with in described V-type support B, bearing B is connected with above described roller shaft pitch adjusting device B, described bearing B side is provided with regulating device device for digit-displaying B, described bearing B is provided with the solid roller B of rubber, the solid roller B of described rubber is connected with motor reducer B, described spraying divides roller path transmission line B identical with point roller path transmission line A structure fast after spraying afterwards soon.
Described hydraulic pressure automatic gas cutting machine comprises support, the side of described support is provided with the first motor, is hinged with cleavage block above described support, and the side of described cleavage block is hinged with oil cylinder, be provided with the second motor, saw blade above described cleavage block, described second motor is connected with saw blade belt.
The beneficial effects of the utility model are:
. before spraying, roller path transmission line design adopts V-type supporting structure, when producing the pipe of various caliber, only need by scale shifting roller wheelbase, the tube bottom of various caliber is made to remain on same level height, shifter adopts Screw of Worm Gear linkage, and the travelling speed of two row rollers and displacement distance are synchronously carried out.The lead angle adjustment of roller adopts digital display device mechanism to adjust, and validity is high, easy and simple to handle, greatly saves equipment regulation time.
. spray booth axially two end seal plates adopts push-in structure, and carry out Quick-changing to the sealing plate needed for various caliber, save time, the sealing plate structure broken traditions exchanges the phenomenon wasted time and energy.
. tubing is before and after polyurethane coating, external diameter occurs significantly to change, for ensureing that same pipe keeps level run in two raceway conveyings simultaneously, after spraying in fast base of design of dividing raceway waggon roller path transmission line before spraying, add hydraulic pressure double leval jib lift adjustment mechanism, test the speed regulating device and overall traveller, can make a waney tubing two roller path transmission lines obtain same angular velocity and axial velocity, accurate adjustment fast can be realized according to different polyurethane thickness, and realize the quick separating with a rear pipe by traveller, shorten the travel time on raceway of the tubing after spraying, improve the performance index of polyurethane.Particularly after the pipe end sprayed delivers from godown, more the roller on fast point raceway waggon can be organized and contact with tubing simultaneously, reduces pressure and the shearing force of pair of rollers thermal insulation layer.
4. outstanding accurate angle of swing regulating device, ensure that the surfacing when spraying the thermal insulation layer of various thickness of the tubing of various caliber.
5. can complete conversion different tube diameters tubing and produce adjustment preparatory work in very short time.
6. automatic cutting device can cut tubing connecting part exactly, and reserves steel pipe naked section.
7., because adopting advanced practical structure and control system, whole production line is simple and convenient, safe and reliable, less demanding to operator's professional standards.Manufacturing efficiency is high, saves man power and material.
Accompanying drawing explanation
Fig. 1 is structural plan of the present utility model schematic diagram;
Fig. 2 is the structural plan schematic diagram of roller path transmission line before the utility model spraying;
Fig. 3 is the structural plan schematic diagram of fast point roller path transmission line after the utility model spraying;
Fig. 4 is the structural plan schematic diagram of the utility model hydraulic pressure automatic gas cutting machine.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described further:
1-steel pipe derusting production line, 2-polyurethane spray coating line, 3-polyethylene winding production line, pipe platform on 4-steel pipe, 5-rust cleaning roller path transmission line A, the upper pipe wiper arm of 6-, 7-shot-blasting machine, 8-cyclone dust collector, 9-filter-element dust collector, 10-rust cleaning roller path transmission line B, pipe wiper arm under 11-, 12-transition platform A, 13-transition platform B, roller path transmission line A before 14-spraying, 15-extruder, 16-medium-frequency heating coil A, 17-spray booth A, 18-thickness meter A, fast point roller path transmission line A after 19-spraying, pipe platform A is deposited after 20-spraying, roller path transmission line B before 21-spraying, 22-medium-frequency heating coil B, 23-spray booth B, 24-thickness meter B, fast point roller path transmission line B after 25-spraying, pipe platform B is deposited after 26-spraying, 27-PE is wound around conveyor line A, 28-production tube deposits pipe platform, 29-PE is wound around conveyor line B, 30-Water spray cooling system, 31-PE is wound around conveyor line C, 32-hydraulic pressure automatic gas cutting machine, 33-cutting machine dust-removing apparatus, 34-under ground piping, 35-dust removal apparatus, 36-constant temperature machine, 37-spraying machine, 38-batch can, 39-V type support A, 40-roller shaft pitch adjusting device A, 41-bearing A, 42-regulating device device for digit-displaying A, the solid roller A of 43-rubber, 44-motor reducer A, 45-locking mechanism, 46-hydraulic pressure double leval jib lowering or hoisting gear, 47-V type support B, 48-roller shaft pitch adjusting device B, 49-bearing B, 50-regulating device device for digit-displaying B, the solid roller B of 51-rubber, 52-motor reducer B, 53-support, 54-first motor, 55-cleavage block, 56-second motor, 57-saw blade, 58-oil cylinder, 59-saw blade belt, 60-chassis, 61-rail, 62-walks steel wheel.
Embodiment:
The present embodiment comprises steel pipe derusting production line 1, polyurethane spray coating line 2, polyethylene winding production line 3, steel pipe derusting production line 1 comprises pipe platform 4 on steel pipe, on steel pipe, pipe platform 4 is connected with rust cleaning roller path transmission line A5, pipe wiper arm 6 is provided with in rust cleaning roller path transmission line A5, rust cleaning roller path transmission line A5 is connected with shot-blasting machine 7, the side that shot-blasting machine 7 is adjacent with rust cleaning roller path transmission line A5 is connected with cyclone dust collector 8, cyclone dust collector 8 are connected with filter-element dust collector 9, shot-blasting machine 7 is connected with the side of rust cleaning roller path transmission line A5 symmetry the roller path transmission line B10 that eliminates rust, lower pipe wiper arm 11 is provided with in rust cleaning roller path transmission line B10, polyurethane spray coating line 2 comprises transition platform A12, transition platform B13, transition platform A12, transition platform B13 is connected to the both sides of rust cleaning roller path transmission line B10, transition platform A12 is connected with the front roller path transmission line A14 of spraying, pipe wiper arm 6 is provided with in roller path transmission line A14 before spraying, medium-frequency heating coil A16, before spraying, roller path transmission line A14 is connected with spray booth A17, spray booth A17 is connected with thickness meter A18, thickness meter A18 is fast point roller path transmission line A19 after being connected with spraying, lower pipe wiper arm 11 is provided with in fast point roller path transmission line A19 after spraying, pipe platform A20 is deposited after a fast point roller path transmission line A19 side is provided with spraying after spraying, transition platform B13 is connected with the front roller path transmission line B21 of spraying, pipe wiper arm 6 is provided with in roller path transmission line B21 before spraying, medium-frequency heating coil B22, before spraying, roller path transmission line B21 is connected with spray booth B23, spray booth B23 is connected with thickness meter B24, thickness meter B24 is fast point roller path transmission line B25 after being connected with spraying, lower pipe wiper arm 11 is provided with in fast point roller path transmission line B25 after spraying, pipe platform B26 is deposited after a fast point roller path transmission line B25 side is provided with spraying after spraying, polyethylene winding production line 3 comprises PE and is wound around conveyor line A27, PE is wound around in conveyor line A27 and is provided with pipe wiper arm 6, PE is wound around after conveyor line A27 is positioned at spraying and deposits pipe platform A20, deposit between pipe platform B26 after spraying, PE is wound around conveyor line A27 side and is provided with PE winding conveyor line B29, PE is wound around between conveyor line A27 and PE winding conveyor line B29 and is provided with extruder 15, PE is wound around in conveyor line B29 and is provided with Water spray cooling system 30, PE is wound around conveyor line B29 side and is provided with PE winding conveyor line C31, PE is wound around between conveyor line B29 and PE winding conveyor line C31 and is provided with hydraulic pressure automatic gas cutting machine 32, PE is wound around in conveyor line C31 and is provided with lower pipe wiper arm 11, PE is wound around conveyor line C31 side and is provided with cutting machine dust-removing apparatus 33, opposite side is provided with production tube and deposits pipe platform 28, spray booth A17 is connected with dust removal apparatus 35 by under ground piping 34, dust removal apparatus 35 side is provided with spraying machine 37, constant temperature machine 36, batch can 38.
Before spraying, roller path transmission line A14 comprises V-type support A39, roller shaft pitch adjusting device A40 is provided with in V-type support A39, bearing A41 is connected with above roller shaft pitch adjusting device A40, bearing A41 side is provided with regulating device device for digit-displaying A42, bearing A41 is provided with the solid roller A43 of rubber, the solid roller A43 of rubber is connected with motor reducer A44, and before spraying, roller path transmission line B21 is identical with the structure of roller path transmission line A14 before spraying.
After spraying, a fast point roller path transmission line A19 comprises rail 61, rail 61 is provided with chassis 60 above, the outer surface cover on chassis 60 has walking steel wheel 62, walking steel wheel 62 matches with rail 61, the side on chassis 60 is provided with locking mechanism 45, hydraulic pressure double leval jib lowering or hoisting gear 46 is provided with above chassis 60, hydraulic pressure double leval jib lowering or hoisting gear 46 is provided with V-type support B47, roller shaft pitch adjusting device B48 is provided with in V-type support B47, bearing B49 is connected with above roller shaft pitch adjusting device B48, bearing B49 side is provided with regulating device device for digit-displaying B50, bearing B49 is provided with the solid roller B51 of rubber, the solid roller B51 of rubber is connected with motor reducer B52, after spraying, fast point roller path transmission line B25 is identical with point roller path transmission line A18 structure fast after spraying.
Hydraulic pressure automatic gas cutting machine 32 comprises support 53, the side of support 53 is provided with the first motor 54, and support 53 is hinged with cleavage block 55 above, and the side of cleavage block 55 is hinged with oil cylinder 58, be provided with the second motor 56 above cleavage block 55, saw blade 57, second motor 56 is connected with saw blade 57 belt.
Implementation process:
. by the upper pipe wiper arm of pipe platform on steel pipe, steel pipe is moved to rust cleaning raceway and carry on A, steel pipe rotary enters shot-blasting machine and closes in storehouse and carry out impeller blasting, rust cleaning raceway conveying B is entered after steel pipe delivers from godown, precalculated position is transported to after whole pipe delivers from godown completely, move on transition platform A or B by lower pipe wiper arm, namely complete steel pipe derusting production process.
. on steel pipe, pipe wiper arm moves on the front roller path transmission line (A or B) of polyurethane spray coating line spraying, tubing does rotation forward motion and enter polyurethane coating room (A or B) after heating in medium frequency (A or B) is heated to predetermined temperature, polyurethane is sprayed to outer pipe wall on the surface in tubing side by polyurethane sprayer equably, and initiate shaping fast, formation thickness is even, shaggy polyurethane insulation coating, tubing goes out after spray booth by thickness meter on-line checkingi insulation layer thickness, if thickness has error with setting thickness, then automatic feedback signal is to control system, control system adjustment raceway speed and spray gun load, reach predetermined insulation layer thickness, after entering spraying after tubing delivers from godown on fast point roller path transmission line (A or B), and keep original rotating speed and forward velocity to run, until whole pipe spraying is complete.When first tube end roller path transmission line (A or B) before spraying runs to the front precalculated position of heating in medium frequency, second pipe moves on the front roller path transmission line (A or B) of spraying by steel pipe wiper arm, and speed-raising rotates advance until connect with first tube end, recover and a upper pipe synchronous operation speed, carry out the operation such as heating in medium frequency and spraying, realize continuous polyurethane coating and produce.After the end of current root pipe goes out spray booth, improve rotating speed immediately and throw off with a rear pipe, and walk to after the pipe sprayed is allocated to spraying by lower pipe wiper arm by precalculated position and deposit on pipe platform, pipe sprays production and completes.
. through solidifying after a while, polyurethane intensity raises, and enters polyethylene and is wound around production.First by upper pipe wiper arm, the pipe sprayed being moved to polyethylene (PE) is wound around on conveyor line A, when pipe rotates and advances to extrusion die, sheet shaped polyethylene is wrapped on polyurethane surface by extruder and extrusion die equably, through pressure roller lateral extrusion, make polyethylene layers cementing firm, then tubing enters Water spray cooling zone outer protective polyethylene layer fast cooling is hardened, and be wound around conveyor line B by polyethylene (PE) and ask tubing to continue to move ahead, when a upper tube end walks to the front precalculated position of extrusion die, a rear pipe moves to polyethylene (PE) by upper pipe wiper arm and is wound around on conveyor line A, and speed-raising rotate until with a upper pipe end-to-end time, return to normal production rotating speed, realize continuous polyethylene continuous winding to produce.When two tubes connecting part runs to automatic gas cutting machine position, two tubes is cut open by cutting machine surface trimming, polyethylene (PE) is wound around conveyor line C and now raises speed rotation, last pipe and a rear pipe are thrown off, and walking to precalculated position, the pipe wound by polyethylene by lower pipe wiper arm is allocated to production tube and deposits on pipe platform.So far tubing thermal insulation layer spraying and outer protective polyethylene cover process all complete.
Utilize technological scheme described in the utility model, or those skilled in the art being under the inspiration of technical solutions of the utility model, designing similar technological scheme, and reach above-mentioned technique effect, is all fall into protection domain of the present utility model.
Claims (4)
1. one kind is divided rollaway type spraying to be wound around direct-buried heat insulation pipe production line soon, it is characterized in that: comprise steel pipe derusting production line, polyurethane spray coating line, polyethylene winding production line, described steel pipe derusting production line comprises pipe platform on steel pipe, on described steel pipe, pipe platform is connected with rust cleaning roller path transmission line A, pipe wiper arm is provided with in described rust cleaning roller path transmission line A, described rust cleaning roller path transmission line A is connected with shot-blasting machine, the side that described shot-blasting machine is adjacent with rust cleaning roller path transmission line A is connected with cyclone dust collector, described cyclone dust collector are connected with filter-element dust collector, described shot-blasting machine is connected with the side of rust cleaning roller path transmission line A symmetry the roller path transmission line B that eliminates rust, lower pipe wiper arm is provided with in described rust cleaning roller path transmission line B, described polyurethane spray coating line comprises transition platform A, transition platform B, described transition platform A, transition platform B is connected to the both sides of rust cleaning roller path transmission line B, described transition platform A is connected with the front roller path transmission line A of spraying, pipe wiper arm is provided with in roller path transmission line A before described spraying, medium-frequency heating coil A, before described spraying, roller path transmission line A is connected with spray booth A, described spray booth A is connected with thickness meter A, described thickness meter A is fast point roller path transmission line A after being connected with spraying, described spraying divides soon afterwards in roller path transmission line A and is provided with lower pipe wiper arm, described spraying deposits pipe platform A after dividing roller path transmission line A side to be provided with spraying afterwards soon, described transition platform B is connected with the front roller path transmission line B of spraying, pipe wiper arm is provided with in roller path transmission line B before described spraying, medium-frequency heating coil B, before described spraying, roller path transmission line B is connected with spray booth B, described spray booth B is connected with thickness meter B, described thickness meter B is fast point roller path transmission line B after being connected with spraying, described spraying divides soon afterwards in roller path transmission line B and is provided with lower pipe wiper arm, described spraying deposits pipe platform B after dividing roller path transmission line B side to be provided with spraying afterwards soon, described polyethylene winding production line comprises PE and is wound around conveyor line A, described PE is wound around in conveyor line A and is provided with pipe wiper arm, described PE is wound around after conveyor line A is positioned at spraying and deposits pipe platform A, deposit between pipe platform B after spraying, described PE is wound around conveyor line A side and is provided with PE winding conveyor line B, described PE is wound around between conveyor line A and PE winding conveyor line B and is provided with extruder, described PE is wound around in conveyor line B and is provided with Water spray cooling system, described PE is wound around conveyor line B side and is provided with PE winding conveyor line C, described PE is wound around between conveyor line B and PE winding conveyor line C and is provided with hydraulic pressure automatic gas cutting machine, described PE is wound around in conveyor line C and is provided with lower pipe wiper arm, described PE is wound around conveyor line C side and is provided with cutting machine dust-removing apparatus, opposite side is provided with production tube and deposits pipe platform, described spray booth A is connected with dust removal apparatus by under ground piping, described dust removal apparatus side is provided with spraying machine, constant temperature machine, batch can.
2. one according to claim 1 divides rollaway type to spray winding direct-buried heat insulation pipe production line soon, it is characterized in that: before described spraying, roller path transmission line A comprises V-type support A, roller shaft pitch adjusting device A is provided with in described V-type support A, bearing A is connected with above described roller shaft pitch adjusting device A, described bearing A side is provided with regulating device device for digit-displaying A, described bearing A is provided with the solid roller A of rubber, the solid roller A of described rubber is connected with motor reducer A, and before described spraying, roller path transmission line B is identical with the structure of roller path transmission line A before spraying.
3. one according to claim 1 divides rollaway type to spray winding direct-buried heat insulation pipe production line soon, it is characterized in that: described spraying divides roller path transmission line A to comprise rail afterwards soon, chassis is provided with above described rail, the outer surface cover on described chassis has walking steel wheel, described walking steel wheel matches with rail, the side on described chassis is provided with locking mechanism, hydraulic pressure double leval jib lowering or hoisting gear is provided with above described chassis, described hydraulic pressure double leval jib lowering or hoisting gear is provided with V-type support B, roller shaft pitch adjusting device B is provided with in described V-type support B, bearing B is connected with above described roller shaft pitch adjusting device B, described bearing B side is provided with regulating device device for digit-displaying B, described bearing B is provided with the solid roller B of rubber, the solid roller B of described rubber is connected with motor reducer B, described spraying divides roller path transmission line B identical with point roller path transmission line A structure fast after spraying afterwards soon.
4. one according to claim 1 divides rollaway type to spray winding direct-buried heat insulation pipe production line soon, it is characterized in that: described hydraulic pressure automatic gas cutting machine comprises support, the side of described support is provided with the first motor, cleavage block is hinged with above described support, the side of described cleavage block is hinged with oil cylinder, be provided with the second motor, saw blade above described cleavage block, described second motor is connected with saw blade belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520039027.1U CN204420357U (en) | 2015-01-20 | 2015-01-20 | Fast point of rollaway type spraying is wound around direct-buried heat insulation pipe production line |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520039027.1U CN204420357U (en) | 2015-01-20 | 2015-01-20 | Fast point of rollaway type spraying is wound around direct-buried heat insulation pipe production line |
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| CN204420357U true CN204420357U (en) | 2015-06-24 |
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| CN201520039027.1U Expired - Fee Related CN204420357U (en) | 2015-01-20 | 2015-01-20 | Fast point of rollaway type spraying is wound around direct-buried heat insulation pipe production line |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107097442A (en) * | 2017-04-14 | 2017-08-29 | 唐山兴邦管道工程设备有限公司 | A kind of polyurethane coating polyethylene winding insulating tube manufacturing equipment and manufacturing process |
| CN107175180A (en) * | 2017-07-12 | 2017-09-19 | 江苏天润管业有限公司 | A kind of underground pipe outer tube machine automatization Pen Chan devices |
| CN107363610A (en) * | 2017-08-15 | 2017-11-21 | 中冶辽宁德龙钢管有限公司 | A kind of offline carrying method of assembled moving trustship device and steel pipe |
| CN109263095A (en) * | 2018-11-21 | 2019-01-25 | 天津市锦业科技有限公司 | Multifunctional polyurethane is continuously poured polytene heat-insulation pipe production line |
| CN109278236A (en) * | 2018-11-21 | 2019-01-29 | 天津市锦业科技有限公司 | A kind of improved track formula direct-buried thermal insulation pipe production line |
| CN109383051A (en) * | 2017-08-02 | 2019-02-26 | 德士达（天津）管道设备有限公司 | A kind of continuously collinearly formula spraying winding prefabricated direct-buried thermal insulation pipe production line and its application |
| CN110962266A (en) * | 2020-02-28 | 2020-04-07 | 潍坊东方钢管有限公司 | Plastic layer winding forming device for socket pipe |
| CN115366012A (en) * | 2022-10-25 | 2022-11-22 | 沧州荣程管道装备制造有限公司 | Steel pipe deruster |
| CN116872480A (en) * | 2023-09-06 | 2023-10-13 | 奥菲德（天津）管道科技有限公司 | Production line and process for continuously spraying polyethylene winding heat-insulating pipe through reducing polyurethane |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107097442A (en) * | 2017-04-14 | 2017-08-29 | 唐山兴邦管道工程设备有限公司 | A kind of polyurethane coating polyethylene winding insulating tube manufacturing equipment and manufacturing process |
| CN107097442B (en) * | 2017-04-14 | 2019-08-09 | 唐山兴邦管道工程设备有限公司 | A kind of polyurethane coating polyethylene winding insulating tube manufacturing equipment and manufacturing process |
| CN107175180A (en) * | 2017-07-12 | 2017-09-19 | 江苏天润管业有限公司 | A kind of underground pipe outer tube machine automatization Pen Chan devices |
| CN109383051A (en) * | 2017-08-02 | 2019-02-26 | 德士达（天津）管道设备有限公司 | A kind of continuously collinearly formula spraying winding prefabricated direct-buried thermal insulation pipe production line and its application |
| CN107363610A (en) * | 2017-08-15 | 2017-11-21 | 中冶辽宁德龙钢管有限公司 | A kind of offline carrying method of assembled moving trustship device and steel pipe |
| CN109263095A (en) * | 2018-11-21 | 2019-01-25 | 天津市锦业科技有限公司 | Multifunctional polyurethane is continuously poured polytene heat-insulation pipe production line |
| CN109278236A (en) * | 2018-11-21 | 2019-01-29 | 天津市锦业科技有限公司 | A kind of improved track formula direct-buried thermal insulation pipe production line |
| CN110962266A (en) * | 2020-02-28 | 2020-04-07 | 潍坊东方钢管有限公司 | Plastic layer winding forming device for socket pipe |
| CN115366012A (en) * | 2022-10-25 | 2022-11-22 | 沧州荣程管道装备制造有限公司 | Steel pipe deruster |
| CN116872480A (en) * | 2023-09-06 | 2023-10-13 | 奥菲德（天津）管道科技有限公司 | Production line and process for continuously spraying polyethylene winding heat-insulating pipe through reducing polyurethane |
| CN116872480B (en) * | 2023-09-06 | 2023-12-15 | 奥菲德（天津）管道科技有限公司 | Production line and process for continuously spraying polyethylene winding heat-insulating pipe through reducing polyurethane |
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