CN109483410A - Corrugated steel plastic dipping production line - Google Patents
Corrugated steel plastic dipping production line Download PDFInfo
- Publication number
- CN109483410A CN109483410A CN201910003611.4A CN201910003611A CN109483410A CN 109483410 A CN109483410 A CN 109483410A CN 201910003611 A CN201910003611 A CN 201910003611A CN 109483410 A CN109483410 A CN 109483410A
- Authority
- CN
- China
- Prior art keywords
- corrugated steel
- production line
- plastic
- plastic dipping
- dipping production
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 76
- 239000010959 steel Substances 0.000 title claims abstract description 76
- 239000004033 plastic Substances 0.000 title claims abstract description 58
- 229920003023 plastic Polymers 0.000 title claims abstract description 58
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 55
- 238000007598 dipping method Methods 0.000 title claims abstract description 31
- 238000010438 heat treatment Methods 0.000 claims abstract description 31
- 238000002791 soaking Methods 0.000 claims abstract description 26
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims abstract description 21
- 238000002386 leaching Methods 0.000 claims abstract description 21
- 238000005488 sandblasting Methods 0.000 claims abstract description 11
- 239000007789 gas Substances 0.000 claims description 20
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 20
- 238000005485 electric heating Methods 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 10
- 239000003345 natural gas Substances 0.000 claims description 10
- 238000005507 spraying Methods 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims 2
- 239000004593 Epoxy Substances 0.000 claims 1
- 239000004698 Polyethylene Substances 0.000 claims 1
- 239000011449 brick Substances 0.000 claims 1
- 238000005253 cladding Methods 0.000 claims 1
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- 125000003700 epoxy group Chemical group 0.000 claims 1
- 229920000647 polyepoxide Polymers 0.000 claims 1
- -1 polyethylene Polymers 0.000 claims 1
- 229920000573 polyethylene Polymers 0.000 claims 1
- 229920002635 polyurethane Polymers 0.000 claims 1
- 239000004814 polyurethane Substances 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 4
- 238000005422 blasting Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 6
- 238000000465 moulding Methods 0.000 description 6
- 239000000843 powder Substances 0.000 description 4
- 238000007711 solidification Methods 0.000 description 4
- 230000008023 solidification Effects 0.000 description 4
- 238000005246 galvanizing Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 230000004913 activation Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005453 pelletization Methods 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 241000219122 Cucurbita Species 0.000 description 1
- 235000009852 Cucurbita pepo Nutrition 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000002421 anti-septic effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C1/00—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods
- B24C1/08—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods for polishing surfaces, e.g. smoothing a surface by making use of liquid-borne abrasives
- B24C1/086—Descaling; Removing coating films
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C13/00—Means for manipulating or holding work, e.g. for separate articles
- B05C13/02—Means for manipulating or holding work, e.g. for separate articles for particular articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C19/00—Apparatus specially adapted for applying particulate materials to surfaces
- B05C19/04—Apparatus specially adapted for applying particulate materials to surfaces the particulate material being projected, poured or allowed to flow onto the surface of the work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/04—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases
- B05D3/0406—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases the gas being air
- B05D3/0413—Heating with air
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The present invention provides corrugated steel plastic dipping production lines, belong to corrugated steel surfacecti proteon production equipment technology, comprising: rust removalling equipment, pre-heating device, plastic soaking device, curing apparatus, handling appliance and hot gas specialize in system on line.Rust removalling equipment is using mechanical sandblasting or Shot Blasting and uses hot gas source as carrier, is hoisted to pre-heating device after the completion, and plastic soaking device is hoisted to after preheated, is hoisted to curing apparatus after leaching modeling.Complete unit is designed for corrugated steel wave characteristics, the various specifications corrugated steel leaching modeling processing that can be used within 2 meters of width, 5 meters of length, 2 meters of camber, wall thickness 20mm.Compared with traditional plastic dipping production line, corrugated steel plastic dipping production line of the present invention belongs to corrugated steel special equipment, and compact-sized, occupied area is small, and speed of production is fast, and the quality of production is easy to control, high degree of automation.
Description
Technical field
The invention belongs to corrugated steel surfacecti proteon production equipment technologies, are to be related to a kind of corrugated steel more specifically
Plate plastic dipping production line.
Background technique
Steel surface takes leaching modeling processing, more more excellent than the antiseptic property using hot galvanizing processing.Corrugated steel system uses
Certain thickness steel plate is rolled by certain corrugated shape, is mainly used for corrugated steel pipeline, corrugated steel culvert, ripple steel arch
Bridge, corrugated steel tunnel, corrugated steel pipe gallery, military use etc..Country's corrugated steel surfacecti proteon also more uses at present
Hot galvanizing guard technology, the report using hot-dip plastic guard technology is also seldom, and both just using leaching modeling protection production, also mostly to be
Monolithic corrugated plating Discontinuous manufacture, traditional plastic soaking device have more shortcoming for producing corrugated steel, domestic at present
There are no special corrugated steel plastic dipping production lines, this largely limits the application of corrugated steel.
Summary of the invention
The purpose of the present invention is to provide a kind of corrugated steel plastic dipping production lines, it is intended to further increase the table of corrugated steel
Face protective performance makes up traditional plastic soaking device to the shortcoming of processing corrugated steel leaching modeling, improves the life of leaching modeling corrugated steel
It produces speed, the quality of production and reduces production cost.
To achieve the above object, the technical solution adopted by the present invention is that: a kind of corrugated steel leaching modeling special production line is provided,
It include: rust removalling equipment (1), pre-heating device (2), plastic soaking device (3), curing apparatus (4), handling appliance (5), hot gas are specialized on line
System (6).
Further, the rust removalling equipment (1) is arranged in the starting end of production line, be arranged inside the equipment multiple sandblastings or
Peener, top are equipped with handling appliance (5) on line.Corrugated steel is hung in handling appliance on line (5), is sent to rust removalling equipment
(1) within, in the process of walking, multiple sandblastings or peener uniformly derust to corrugated steel by spraying mouth, pass through
Travel speed and sandblasting parameter are adjusted, after corrugated steel passes through rust removalling equipment (1), surface must reach clean activation effect.
Further, corrugated steel is hung on handling appliance on line (5) and continues to move ahead, and into pre-heating device (2), preheating is set
Electric heating or heated by natural gas device are equipped between standby (2) inside and outside shell, interior is equipped with hot air circulation mouth.Corrugated steel passes through preheating
After equipment (2), surface reaches 300 DEG C or so of temperature.
Further, corrugated steel is hung on handling appliance on line (5) and continues to move ahead, and into plastic soaking device (3), leaching modeling is set
Electric heating or heated by natural gas device are equipped between standby (3) inside and outside shell, interior is equipped with hot air circulation mouth.Inside is put into leaching molding powder end
Material allows corrugated steel uniform adsorption molding powder material to have come by parameters such as control dusty material, technological temperature, process times
Production requirement is moulded at leaching, corrugated steel is hung out by handling appliance (5) on line later and is transported to curing apparatus (4).
Further, electric heating is equipped between curing apparatus (4) inside and outside shell or heated by natural gas device, interior are equipped with
Heat exchanger and hot air circulation mouth.After corrugated steel passes through curing apparatus (4), restoring area enters products storage after testing
Area.
Further, the hot gas specializes in system (6) by air compressor machine, generates compressed air, is introduced into curing apparatus (4)
Interior heat exchanger is heated, then is respectively fed to rust removalling equipment (1), pre-heating device (2), plastic soaking device (3) and curing apparatus
(4)。
The beneficial effect of corrugated steel plastic dipping production line provided by the invention is:
(1) consecutive production can reach using production line, it is conditional that computer programming control also can be used.
(2) sandblasting or ball blast technique are used, and uses hot-air as spraying carrier, surface treatment is clean quick, than tradition
Derusting is high, high-quality using room temperature spray efficiency, more instead of traditional hot galvanizing acid cleaning process, energy conservation and environmental protection.
(3) electric heating or natural gas are set between the inside and outside shell of pre-heating device (2), plastic soaking device (3), curing apparatus (4)
Heating, and it is provided with hot-air mouth, it opens hot air circulation and is easy to be evenly heated, it is easier to guarantee leaching polymer amount.In plastic soaking device (3)
Multiple air ports can be also used for the spraying operation technique of liquid plastic-spraying material.
(4) the entire production line uniformly supplies hot gas source using air compressor machine, and the compressed air that air compressor machine generates is introduced into solidification
The heat exchanger of equipment (4) is heated, the compressed air after heating respectively enter again rust removalling equipment (1), pre-heating device (2),
Plastic soaking device (3) and curing apparatus (4).
Detailed description of the invention
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only of the invention some
Embodiment for those of ordinary skill in the art without creative efforts, can also be attached according to these
Figure obtains other attached drawings.
Fig. 1 is corrugated steel plastic dipping production line schematic diagram provided in an embodiment of the present invention；
Fig. 2 is corrugated steel plastic dipping production line rust removalling equipment schematic diagram provided in an embodiment of the present invention；
Fig. 3 is corrugated steel plastic dipping production line pre-heating device schematic diagram provided in an embodiment of the present invention；
Fig. 4 is corrugated steel plastic dipping production line plastic soaking device schematic diagram provided in an embodiment of the present invention；
Fig. 5 is corrugated steel plastic dipping production line curing apparatus schematic diagram provided in an embodiment of the present invention；
Fig. 6 is hanging device schematic diagram on corrugated steel plastic dipping production line line provided in an embodiment of the present invention；
Fig. 7 is that corrugated steel plastic dipping production line hot gas provided in an embodiment of the present invention specializes in system schematic.
It is identified in figure:
1- rust removalling equipment；2- pre-heating device；3- plastic soaking device；4- curing apparatus；Handling appliance on 5- line；6- hot gas is specialized in
System；100- ripple steel workpiece；101- sand jet outlet；102- rust removalling equipment inner casing；103- rust removalling equipment shell；104- sandblasting recycling
System；105- dust pelletizing system；201- pre-heating device hot-air mouth；202- pre-heating device inner casing；203- pre-heating device shell；301- leaching
Mould equipment hot-air mouth；302- plastic soaking device inner casing；303- plastic soaking device shell；304- soaks moulding material；The bottom 305- hot-air mouth；
306- top blind flange；401- curing apparatus inner casing；402- curing apparatus shell；403- heat exchanger；404- curing apparatus hot wind
Mouthful；501- electric block；502- electric block；503- electric block；504- electric block；505- electric block；506- annular
Guide rail；601- air compressor；602- pipeline.
Specific embodiment
In order to which technical problems, technical solutions and advantages to be solved are more clearly understood, tie below
Accompanying drawings and embodiments are closed, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only
To explain the present invention, it is not intended to limit the present invention.
Referring to Fig. 1, existing be illustrated corrugated steel plastic dipping production line provided by the invention.The corrugated steel leaching modeling
Production line, comprising: rust removalling equipment (1), pre-heating device (2), plastic soaking device (3), curing apparatus (4), handling appliance (5) on line,
Hot gas specializes in system (6).The production run program of workpiece are as follows: workpiece first passes through rust removalling equipment (1) and carries out processing of rust removing, enters back into
Pre-heating device (2) preheating enters plastic soaking device (3) later and carries out leaching modeling processing, enters curing apparatus (4) later and carry out at solidification
Reason.Workpiece by handling appliance (5) operation on line, specialize in system (6) as gas source and supply gas equipment by hot gas.
As a kind of specific embodiment of corrugated steel plastic dipping production line provided by the invention, referring to Fig. 2, described remove
Rust equipment (1) includes: multiple mouths 101 that sandblast, equipment inner casing 102, device housings 103, bottom sandblasting recovery system 104, top
Dust pelletizing system 105.Workpiece is hoisted to rust removalling equipment (1) inside, opens sandblasting or Shot Blasting System, the grains of sand or shot in hot compression sky
Under gas drives, corrugated steel different location is sprayed to from multiple mouths 101 that sandblast, corrugated steel is needed to the position complete liquidation to derust
Completely.
As a kind of specific embodiment of corrugated steel plastic dipping production line provided by the invention, referring to Fig. 3, described pre-
Hot equipment (2) includes: multiple hot-air mouths 201, pre-heating device inner casing 202, pre-heating device shell 203.Pre-heating device inner casing 202 with
Settable electric heating or heated by natural gas device between pre-heating device shell 203, and heat insulation layer is set, for workpiece
100 the pre-heat treatment.
As a kind of specific embodiment of corrugated steel plastic dipping production line provided by the invention, referring to Fig. 4, the leaching
Modeling equipment (3) includes: multiple hot-air mouths 301, plastic soaking device inner casing 302, plastic soaking device shell 303, leaching moulding material 304, bottom
Hot-air mouth 305, top blind flange 306.Settable electric heating or natural between plastic soaking device inner casing 302 and plastic soaking device shell 303
Gas heating device, and heat insulation layer is set, the heat treatment for plastic soaking device.
As a kind of specific embodiment of corrugated steel plastic dipping production line provided by the invention, referring to Fig. 5, described solid
Changing equipment (4) includes: curing apparatus inner casing 401, curing apparatus shell 402, heat exchanger 403, multiple hot-air mouths 404.Solidification
Settable electric heating or heated by natural gas device between equipment inner casing 401 and curing apparatus shell 404, and insulation is set
Layer, the heat treatment for curing apparatus.The hot gas that heat exchanger 403 generates supplies gas equipment respectively.
As a kind of specific embodiment of corrugated steel plastic dipping production line provided by the invention, referring to Fig. 6, the line
Upper handling appliance (5) includes: multiple electric blocks 501,502,503,504,505, guide rail 506.Electric block can be led in annular
Manual operation operation or prgraming automatized control on rail, for each electric block since hanging material, fortune, which turns around, can be completed leaching modeling
Finished product production.
As a kind of specific embodiment of corrugated steel plastic dipping production line provided by the invention, referring to Fig. 7, the heat
It includes: air compressor 601, pipeline 602 that gas, which specializes in system (6),.The compressed air generated from air compressor 601, through pipeline
602, which enter solidification furnace heat exchanger 403, is heated, and distributes to each gas equipment by pipeline 602 later.
As a kind of specific embodiment of corrugated steel plastic dipping production line provided by the invention, extremely also referring to Fig. 1
Corrugated steel electric gourd hang is risen, is sent within rust removalling equipment (1) by Fig. 7, indoors in walking process, multiple sandblastings
Device or peener uniformly derust to all sites of corrugated steel, by adjusting travel speed and sandblasting parameter, wave
After line steel plate passes through rust removalling equipment (1), surface reaches the clean state of activation.The corrugated steel for completing derusting continues to move ahead, into
Enter pre-heating device (2).Pre-heating device (2) is equipped with electric heating or heated by natural gas device, and interior is equipped with hot air circulation mouth.Corrugated steel
Plate obtains heating effect herein, and surface reaches 300 DEG C or so of temperature, and corrugated steel proceeds into plastic soaking device later
(3).Plastic soaking device (3) is equipped with electric heating or heated by natural gas device, and interior is equipped with hot air circulation mouth.Inside setting leaching molding powder end
Material allows corrugated steel uniform adsorption molding powder material to have come by parameters such as control dusty material, technological temperature, process times
Production requirement is moulded at leaching, corrugated steel is transported to curing apparatus (4) later.Curing apparatus (4) is equipped with electric heating or heated by natural gas
Device, interior are equipped with hot air circulation mouth and heat exchanger.Corrugated steel is by curing apparatus (4) and then repairs after testing
And enter products storage area, complete the entire production line production operation.
Claims (7)
1. corrugated steel plastic dipping production line characterized by comprising rust removalling equipment (1), pre-heating device (2), plastic soaking device (3),
Curing apparatus (4), handling appliance (5) on line, hot gas specialize in system (6).
2. corrugated steel plastic dipping production line as described in claim 1, which is characterized in that rust removalling equipment (1) is arranged in production line
Starting end, which uses 6mm to weld with upper steel plate, inside setting multiple groups sand blasting unit or peener, and uses
Hot gas source is as derusting carrier.
3. corrugated steel plastic dipping production line as described in claim 1, which is characterized in that pre-heating device (2) plastic soaking device (3),
Circle/squared design can be used in curing apparatus (4), and size meets within 2 meters of width, 5 meters of length, 2 meters of camber, wall thickness 20mm
Various corrugated steel productions；Brick/concrete prefabricated/general steel plate welding/corrugated steel welding etc. can be used in apparatus casing, adds
Hot mode can be used heated by natural gas/electric heating/hot gas and specialize in system heating etc..
4. corrugated steel plastic dipping production line as described in claim 1, which is characterized in that handling appliance (5) is through entire on line
Production line is arranged multiple electric blocks above, is manually operable, and may be programmed operation.
5. corrugated steel plastic dipping production line as described in claim 1, which is characterized in that hot gas specializes in system (6) and is provided with pressure
The compressed air of place air preheating system, heating can be supplied respectively to related gas equipment.
6. corrugated steel plastic dipping production line as described in claim 1, which is characterized in that the entire production line can arrange on the ground,
Can also with underground, can annular array, can also be separately provided.
7. corrugated steel plastic dipping production line as described in claim 1, which is characterized in that the plastic soaking device (3), leaching modeling used
Material includes epoxies, polyethylene kind, polyurethanes etc., and fluidized bed cladding process, spray coating method, spread coating etc. can be used in leaching modeling mode
Technique.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910003611.4A CN109483410A (en) | 2019-01-03 | 2019-01-03 | Corrugated steel plastic dipping production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910003611.4A CN109483410A (en) | 2019-01-03 | 2019-01-03 | Corrugated steel plastic dipping production line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109483410A true CN109483410A (en) | 2019-03-19 |
Family
ID=65712235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910003611.4A Pending CN109483410A (en) | 2019-01-03 | 2019-01-03 | Corrugated steel plastic dipping production line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109483410A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111318945A (en) * | 2020-03-10 | 2020-06-23 | 威海新北洋技术服务有限公司 | Maintenance method for corrosion of cabinet body |
| CN115228700A (en) * | 2022-07-15 | 2022-10-25 | 南通海迅特雷卡电梯产品有限公司 | Automatic control plastic dipping production line of balance compensation chain for elevator |
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| CN102513270A (en) * | 2011-12-20 | 2012-06-27 | 青岛宏基业塑料挤出设备有限公司 | Vertical type production line of steel-plastic composite pipe |
| CN103736635A (en) * | 2013-12-19 | 2014-04-23 | 河北世纪金属结构有限公司 | Bellows hot plastic coating processing technology |
| CN105170431A (en) * | 2015-08-12 | 2015-12-23 | 王良 | Plastic-coated protective fence and manufacturing method thereof |
| CN105642517A (en) * | 2016-01-07 | 2016-06-08 | 王良 | Preparation method for plastic-coated supporting framework and plastic-coated supporting framework |
| CN105880123A (en) * | 2016-05-27 | 2016-08-24 | 南通好的防腐装备有限公司 | Flange-free plastic coated pipeline and production technology thereof |
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2019
- 2019-01-03 CN CN201910003611.4A patent/CN109483410A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102513270A (en) * | 2011-12-20 | 2012-06-27 | 青岛宏基业塑料挤出设备有限公司 | Vertical type production line of steel-plastic composite pipe |
| CN103736635A (en) * | 2013-12-19 | 2014-04-23 | 河北世纪金属结构有限公司 | Bellows hot plastic coating processing technology |
| CN105170431A (en) * | 2015-08-12 | 2015-12-23 | 王良 | Plastic-coated protective fence and manufacturing method thereof |
| CN105642517A (en) * | 2016-01-07 | 2016-06-08 | 王良 | Preparation method for plastic-coated supporting framework and plastic-coated supporting framework |
| CN105880123A (en) * | 2016-05-27 | 2016-08-24 | 南通好的防腐装备有限公司 | Flange-free plastic coated pipeline and production technology thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111318945A (en) * | 2020-03-10 | 2020-06-23 | 威海新北洋技术服务有限公司 | Maintenance method for corrosion of cabinet body |
| CN115228700A (en) * | 2022-07-15 | 2022-10-25 | 南通海迅特雷卡电梯产品有限公司 | Automatic control plastic dipping production line of balance compensation chain for elevator |
| CN115228700B (en) * | 2022-07-15 | 2023-12-19 | 南通海迅特雷卡电梯产品有限公司 | Automatic control plastic dipping production line of balance compensation chain for elevator |
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