CN108000860A - One kind is used for PVC pipe expanding device - Google Patents
One kind is used for PVC pipe expanding device Download PDFInfo
- Publication number
- CN108000860A CN108000860A CN201711056205.1A CN201711056205A CN108000860A CN 108000860 A CN108000860 A CN 108000860A CN 201711056205 A CN201711056205 A CN 201711056205A CN 108000860 A CN108000860 A CN 108000860A
- Authority
- CN
- China
- Prior art keywords
- pvc pipe
- outer mold
- geometrical clamp
- expanding device
- fixed
- 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
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C57/00—Shaping of tube ends, e.g. flanging, belling or closing; Apparatus therefor, e.g. collapsible mandrels
- B29C57/02—Belling or enlarging, e.g. combined with forming a groove
- B29C57/04—Belling or enlarging, e.g. combined with forming a groove using mechanical means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
- B29C35/08—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation
- B29C35/0805—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation using electromagnetic radiation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
- B29C35/08—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation
- B29C35/0805—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation using electromagnetic radiation
- B29C2035/0822—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation using electromagnetic radiation using IR radiation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
- B29K2027/06—PVC, i.e. polyvinylchloride
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electromagnetism (AREA)
- Toxicology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Thermal Sciences (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
Abstract
The invention discloses one kind to be used for PVC pipe expanding device, including pedestal, stationary work-table is provided with the top of the pedestal, fixed dovetail gear frame is provided with the top of the stationary work-table, the fixed dovetail gear frame side is provided with outer mold geometrical clamp, the outer mold geometrical clamp internal sleeve is equipped with outer mold, the stationary work-table side is provided with mobile work platform, supporting plate is provided with the top of the mobile work platform, the hollow setting of mobile work platform, the mobile work platform are internally provided with the first cylinder and the second cylinder.The present invention by outer mold and interior mould by being designed to Split type structure, and the work top where interior mould uses the structure of lift, taken out easy to be flared the PVC pipe of completion, improve production efficiency, and using the infrared heating tube being looped around in outer mold and interior mold sandwich to being carried out at the same time heating inside and outside PVC pipe, it can ensure that PVC pipe flared end is heated evenly, after being flared, tubing keeps uniform thickness.
Description
Technical field
It is more particularly to a kind of to be used for PVC pipe expanding device the present invention relates to pvc pipe manufacture field.
Background technology
At present, domestic economy development is swift and violent, the rapidly development in each city, and capital construction facility and a large amount of of municipal works open
Exhibition, it is imperative that Large Underground pipeline is laid with.Pipeline be people's daily life production in be used for supply water, the facility of draining, pipe
Road limited length in production, in order to meet the requirement of long distance delivery water, it is necessary to more segment pipes be connected, for PVC
Or the pipeline of HDPE types, it is general to be attached by the way of socket, thus need the both ends radius of pipeline to differ, due to this
Class pipeline is the consistent tubulose of integral radius after first one-step forming, thus also needs to further be flared again one end of pipeline
Processing.The flaring reprocessing of existing pvc pipe is all manually separate operations, due to being all during being heated and softened to pipeline
By manual operation, heating time is also grasped manually by worker, thus heating time is difficult to control, and the quality of heating and softening is difficult to
To guarantee, pipe deforming can be caused if heating time is long, at the same it is low in the presence of flaring the degree of automation, and work efficiency is low
Problem.
Therefore, invention is a kind of necessary to solve the above problems for PVC pipe expanding device.
The content of the invention
It is an object of the invention to provide one kind to be used for PVC pipe expanding device, to solve to propose in above-mentioned background technology
The problem of.
To achieve the above object, the present invention provides following technical solution:One kind is used for PVC pipe expanding device, including base
Seat, the pedestal top is provided with stationary work-table, fixed dovetail gear frame is provided with the top of the stationary work-table, described solid
Determine dovetail gear frame side and be provided with outer mold geometrical clamp, the outer mold geometrical clamp internal sleeve is equipped with outer mold, the fixation
Workbench side is provided with mobile work platform, is provided with supporting plate at the top of the mobile work platform, the mobile work platform is hollow to be set
Put, the mobile work platform is internally provided with the first cylinder and the second cylinder, and first cylinder and the second cylinder head portions are all provided with
Telescopic rod is equipped with, is provided with interior mould geometrical clamp at the top of the supporting plate, the interior mould geometrical clamp internal sleeve is equipped with fixed link, institute
State fixed link side and be fixed with postive stop baffle, the postive stop baffle side is fixed with interior mould, the outer mold and internal model
Tool is engaged, and the fixed dovetail gear frame includes fixed frame, arc-shaped limit plate and dovetail live-roller, the fixed frame inside casing
Top is provided with electric pushrod, and the electric pushrod end is fixedly connected with arc-shaped limit plate, and the stationary work-table is hollow to be set
Put, the stationary work-table is internally provided with servomotor, and the servomotor output terminal is connected with driving wheel, the regular worker
Make platform front surface and be provided with controller.
Preferably, telescopic rod one end of first cylinder head portions is fixedly connected with stationary work-table, second cylinder
Telescopic rod one end of end is fixedly connected with supporting plate.
Preferably, the outer mold geometrical clamp and interior mould geometrical clamp bottom are both provided with locking control device.
Preferably, the outer mold and the hollow setting of interior mould, the hollow layer inner ring are arranged with infrared ray heating tube.
Preferably, the dovetail live-roller includes left live-roller and right live-roller, the left live-roller and right live-roller one
Side is both provided with driven wheel, is sequentially connected between the driving wheel and driven wheel by driving belt.
Preferably, the exterior mold surface is coated with muff.
Preferably, the outer mold geometrical clamp and interior mould geometrical clamp inner wall are both provided with non-skid rubber ring.
Preferably, the locking control device includes control unit and processor, the locking control device and controller
It is electrically connected.
The technique effect and advantage of the present invention:
1st, using the infrared heating tube being looped around in outer mold and interior mold sandwich to being carried out at the same time heating inside and outside PVC pipe,
It is the principle according to infrared ray, and radiance is stablized, and high temperature is indeformable, and no harmful radiation, non-environmental-pollution, hot coherence is small, heat
Conversion ratio is high, can ensure that PVC pipe flared end is heated evenly, and after being flared, tubing keeps uniform thickness, suitable for making for a long time
With;
2nd, drive PVC pipe to be pushed ahead in rotation process using dovetail live-roller, the flaring of PVC pipe can be greatly improved
Efficiency, the economic benefit of enterprise;
3rd, by the way that outer mold and interior mould are designed to Split type structure, and the work top where interior mould uses the knot of lift
Structure, takes out easy to be flared the PVC pipe of completion, improves production efficiency;
4th, postive stop baffle is set using at the heavy caliber end of interior mould, can internally the cooperation position of mould and outer mold be limited
It is fixed, to ensure that the gap between the two and PVC pipe thickness are always consistent, the appearance of error is avoided, to improve flaring matter
Amount.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the present invention;
Fig. 2 is the sectional view of the present invention;
Fig. 3 is the outer mold sectional view of the present invention;
Fig. 4 is the interior die cut view of the present invention;
Fig. 5 is the mould geometrical clamp sectional view of the present invention;
In figure:Dovetail gear frame, 31 fixed frames, 32 arc-shaped limit plates, the transmission of 33 dovetails are fixed in 1 pedestal, 2 stationary work-tables, 3
Roller, 4 outer mold geometrical clamps, 5 outer molds, 6 mobile work platforms, 7 supporting plates, 8 first cylinders, 9 second cylinders, 10 telescopic rods, in 11
Mould geometrical clamp, 12 fixed links, 13 postive stop baffles, mould, 15 electric pushrods, 16 servomotors, 17 driving wheels, 18 lockings in 14
Control device, 19 infrared ray heating tubes, 20 driven wheels, 21 muffs, 22 non-skid rubber rings, 23 controllers.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment, belongs to the scope of protection of the invention.
One kind according to figure 1 is used for PVC pipe expanding device, and the top of pedestal 1 is provided with stationary work-table 2,
The top of stationary work-table 2 is provided with fixed dovetail gear frame 3, and fixed 3 side of dovetail gear frame is provided with outer mold
Geometrical clamp 4,4 internal sleeve of outer mold geometrical clamp are equipped with outer mold 5, and 2 side of stationary work-table is provided with mobile working
Platform 6, the top of the mobile work platform 6 are provided with supporting plate 7, the 6 hollow setting of mobile work platform, in the mobile work platform 6
Portion is provided with the first cylinder 8 and the second cylinder 9, and 8 and second cylinder of the first cylinder, 9 end is both provided with telescopic rod 10, institute
10 one end of telescopic rod for stating 8 end of the first cylinder is fixedly connected with stationary work-table 2, described to drive trolley to realize movement
10 one end of telescopic rod of second cylinder, 9 end is fixedly connected with supporting plate 7, to control the lifting of interior 14 height of mould, easy to expand
The PVC pipe that mouth is completed is taken out, and improves production efficiency, and the top of supporting plate 7 is provided with interior mould geometrical clamp 11, the external mold
Tool geometrical clamp 4 and interior 11 bottom of mould geometrical clamp are both provided with locking control device 18, interior 11 internal sleeve of mould geometrical clamp
Equipped with fixed link 12,12 side of fixed link is fixed with postive stop baffle 13, can internally mould 14 and outer mold 5 cooperation position
Put and be defined, to ensure that the gap between the two and PVC pipe thickness are always consistent, the appearance of error is avoided, to carry
Height flaring quality, 13 side of postive stop baffle are fixed with interior mould 14, and the outer mold 5 is engaged with interior mould 14, institute
State 2 front surface of stationary work-table and be provided with controller 23, the locking control device 18 includes control unit and processor, described
Locking control device 18 is electrically connected with controller 23.
One kind according to Fig. 2 is used for PVC pipe expanding device, and the fixed dovetail gear frame 3 includes fixed frame
31st, arc-shaped limit plate 32 and dovetail live-roller 33, arch is provided with electric pushrod 15 in the fixed frame 31, is passed by dovetail
Being used cooperatively for dynamic roller 33 and electric pushrod 15, can be defined the position of pvc pipe, avoid during advance is rotated
Position shifts, and 15 end of electric pushrod is fixedly connected with arc-shaped limit plate 32, and the stationary work-table 2 is hollow to be set
Put, the stationary work-table 2 is internally provided with servomotor 16, and 16 output terminal of servomotor is connected with driving wheel 17, institute
Stating dovetail live-roller 33 includes left live-roller and right live-roller, and left live-roller and the right live-roller side is both provided with driven wheel
20, it is sequentially connected between the driving wheel 17 and driven wheel 20 by driving belt, power is provided for the rotation advance of pvc pipe.
One kind according to Fig. 3 and 4 is used for PVC pipe expanding device, and the outer mold 5 and interior mould 14 are hollow to be set
Put, the hollow layer inner ring is arranged with infrared ray heating tube 19, by using being looped around in 14 interlayer of outer mold 5 and interior mould
For infrared heating tube 19 to being carried out at the same time heating inside and outside PVC pipe, it is the principle according to infrared ray, and radiance is stablized, high temperature
Indeformable, no harmful radiation, non-environmental-pollution, hot coherence is small, and thermal conversion rate is high, can ensure that PVC pipe flared end is heated evenly,
After being flared, tubing keeps uniform thickness, and suitable for long-time service, 5 surface of outer mold is coated with muff 21, to reduce
Scattering and disappearing for heat, improves the utilization rate of thermal energy.
One kind according to Fig. 5 is used for PVC pipe expanding device, the outer mold geometrical clamp 4 and interior mould geometrical clamp
11 inner walls are both provided with non-skid rubber ring 22, and it is inclined can to prevent that pvc pipe outer mold 5 and 14 position of interior mould in flaring process from occurring
Move and influence the flaring quality of pvc pipe.
Operation principle of the present invention:In use, PVC pipe is installed on fixed dovetail gear frame 3, fixed dovetail is regulated
The position of gear frame 3, makes fixed dovetail gear frame 3, outer mold 5 and interior mould 14 concentric, then in the work of servomotor 16
Rotated with lower drive dovetail live-roller 33, advance so as to promote pvc pipe to rotate, PVC pipe termination is entered in outer mold 5,
Mobile work platform 6 is controlled close to stationary work-table 2 by controller 23 at the same time so that interior mould 14 cooperates with outer mold 5,
To form flaring die, since outer mold 5 and interior mould 14 carry heating function, the process of advance can be rotated in pvc pipe
In, heating, flaring one are completed, without preheating, after the completion of pvc pipe flaring, mobile work platform 6 is controlled by controller 23
Away from stationary work-table 2, interior mould 14 is separated with outer mold 5, supporting plate 7 is highly declined, easy to be flared taking for pvc pipe
Go out, improve flaring efficiency.
Finally it should be noted that:The foregoing is only a preferred embodiment of the present invention, is not intended to limit the invention,
Although the present invention is described in detail with reference to the foregoing embodiments, for those skilled in the art, it still may be used
To modify to the technical solution described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic,
Within the spirit and principles of the invention, any modification, equivalent replacement, improvement and so on, should be included in the present invention's
Within protection domain.
Claims (8)
1. one kind is used for PVC pipe expanding device, including pedestal(1), it is characterised in that:The pedestal(1)Top is provided with solid
Determine workbench(2), the stationary work-table(2)Top is provided with fixed dovetail gear frame(3), the fixed dovetail gear frame
(3)Side is provided with outer mold geometrical clamp(4), the outer mold geometrical clamp(4)Internal sleeve is equipped with outer mold(5), the fixation
Workbench(2)Side is provided with mobile work platform(6), the mobile work platform(6)Top is provided with supporting plate(7), the movement
Workbench(6)Hollow setting, the mobile work platform(6)It is internally provided with the first cylinder(8)With the second cylinder(9), described
One cylinder(8)With the second cylinder(9)End is both provided with telescopic rod(10), the supporting plate(7)Top is provided with interior mould and fixes
Folder(11), the interior mould geometrical clamp(11)Internal sleeve is equipped with fixed link(12), the fixed link(12)Side is fixed with limit
Position baffle(13), the postive stop baffle(13)Side is fixed with interior mould(14), the outer mold(5)With interior mould(14)Phase
Coordinate, the fixed dovetail gear frame(3)Include fixed frame(31), arc-shaped limit plate(32)With dovetail live-roller(33), institute
State fixed frame(31)Interior arch is provided with electric pushrod(15), the electric pushrod(15)End and arc-shaped limit plate(32)Gu
Fixed connection, the stationary work-table(2)Hollow setting, the stationary work-table(2)It is internally provided with servomotor(16), it is described
Servomotor(16)Output terminal is connected with driving wheel(17), the stationary work-table(2)Front surface is provided with controller(23).
2. one kind according to claim 1 is used for PVC pipe expanding device, it is characterised in that:First cylinder(8)End
The telescopic rod in portion(10)One end and stationary work-table(2)It is fixedly connected, second cylinder(9)The telescopic rod of end(10)One end
With supporting plate(7)It is fixedly connected.
3. one kind according to claim 1 is used for PVC pipe expanding device, it is characterised in that:The outer mold geometrical clamp
(4)With interior mould geometrical clamp(11)Bottom is both provided with locking control device(18).
4. one kind according to claim 1 is used for PVC pipe expanding device, it is characterised in that:The outer mold(5)With it is interior
Mould(14)Hollow setting, the hollow layer inner ring are arranged with infrared ray heating tube(19).
5. one kind according to claim 1 is used for PVC pipe expanding device, it is characterised in that:The dovetail live-roller
(33)Including left live-roller and right live-roller, left live-roller and the right live-roller side is both provided with driven wheel(20), it is described
Driving wheel(17)With driven wheel(20)Between be sequentially connected by driving belt.
6. one kind according to claim 1 is used for PVC pipe expanding device, it is characterised in that:The outer mold(5)Surface
It is coated with muff(21).
7. one kind according to claim 1 is used for PVC pipe expanding device, it is characterised in that:The outer mold geometrical clamp
(4)With interior mould geometrical clamp(11)Inner wall is both provided with non-skid rubber ring(22).
8. one kind according to claim 1 or 3 is used for PVC pipe expanding device, it is characterised in that:The locking control dress
Put(18)Including control unit and processor, the locking control device(18)With controller(23)It is electrically connected.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201711056205.1A CN108000860A (en) | 2017-11-01 | 2017-11-01 | One kind is used for PVC pipe expanding device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711056205.1A CN108000860A (en) | 2017-11-01 | 2017-11-01 | One kind is used for PVC pipe expanding device |
Publications (1)
Publication Number | Publication Date |
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CN108000860A true CN108000860A (en) | 2018-05-08 |
Family
ID=62052027
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201711056205.1A Pending CN108000860A (en) | 2017-11-01 | 2017-11-01 | One kind is used for PVC pipe expanding device |
Country Status (1)
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CN (1) | CN108000860A (en) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108748965A (en) * | 2018-09-03 | 2018-11-06 | 湖南易达塑业有限公司 | A kind of CPVC it is bis- go out power pipe pipe-expanding machine |
CN109013944A (en) * | 2018-09-25 | 2018-12-18 | 玉环豪立信铜业有限公司 | Pipeline enlarging flanging tool |
CN109435220A (en) * | 2018-09-28 | 2019-03-08 | 杭州亿通塑胶实业有限公司 | Polytene corrugated tube and its expanding and shaping technique |
CN109551751A (en) * | 2018-11-21 | 2019-04-02 | 徐子桁 | A kind of tubular object extruding nozzle regulating device |
CN110435124A (en) * | 2019-09-11 | 2019-11-12 | 郭建设 | A kind of plastic pipe is swollen mouth machine and working method |
CN111002571A (en) * | 2019-12-13 | 2020-04-14 | 邓权塑业科技(湖南)有限公司 | PVC pipe temperature control flaring equipment and method thereof |
CN112873821A (en) * | 2021-01-08 | 2021-06-01 | 康泰塑胶科技集团有限公司 | High-orientation degree PVC-O pipe with steel skeleton rubber ring arranged in socket in advance and forming method thereof |
CN114932676A (en) * | 2022-04-22 | 2022-08-23 | 宜宾天亿新材料科技有限公司 | PVC-O pipe flaring device capable of automatically installing rubber ring and flaring method thereof |
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CN106346769A (en) * | 2016-11-11 | 2017-01-25 | 四川多联实业有限公司 | Flaring system based on adjustable pipe clamp fastening structure |
CN205951279U (en) * | 2016-06-25 | 2017-02-15 | 绍兴仁通塑胶有限公司 | Plastic pipe flaring production line |
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Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN205951279U (en) * | 2016-06-25 | 2017-02-15 | 绍兴仁通塑胶有限公司 | Plastic pipe flaring production line |
CN106346769A (en) * | 2016-11-11 | 2017-01-25 | 四川多联实业有限公司 | Flaring system based on adjustable pipe clamp fastening structure |
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108748965A (en) * | 2018-09-03 | 2018-11-06 | 湖南易达塑业有限公司 | A kind of CPVC it is bis- go out power pipe pipe-expanding machine |
CN108748965B (en) * | 2018-09-03 | 2024-02-13 | 湖南易达塑业有限公司 | CPVC double-outlet power tube flaring machine |
CN109013944A (en) * | 2018-09-25 | 2018-12-18 | 玉环豪立信铜业有限公司 | Pipeline enlarging flanging tool |
CN109435220A (en) * | 2018-09-28 | 2019-03-08 | 杭州亿通塑胶实业有限公司 | Polytene corrugated tube and its expanding and shaping technique |
CN109551751A (en) * | 2018-11-21 | 2019-04-02 | 徐子桁 | A kind of tubular object extruding nozzle regulating device |
CN110435124A (en) * | 2019-09-11 | 2019-11-12 | 郭建设 | A kind of plastic pipe is swollen mouth machine and working method |
CN110435124B (en) * | 2019-09-11 | 2021-07-30 | 荆州奥克兰塑业有限公司 | Plastic pipe fitting opening expanding machine and working method |
CN111002571A (en) * | 2019-12-13 | 2020-04-14 | 邓权塑业科技(湖南)有限公司 | PVC pipe temperature control flaring equipment and method thereof |
CN112873821A (en) * | 2021-01-08 | 2021-06-01 | 康泰塑胶科技集团有限公司 | High-orientation degree PVC-O pipe with steel skeleton rubber ring arranged in socket in advance and forming method thereof |
CN112873821B (en) * | 2021-01-08 | 2022-11-25 | 康泰塑胶科技集团有限公司 | High-orientation degree PVC-O pipe with steel skeleton rubber ring arranged in socket in advance and forming method thereof |
CN114932676A (en) * | 2022-04-22 | 2022-08-23 | 宜宾天亿新材料科技有限公司 | PVC-O pipe flaring device capable of automatically installing rubber ring and flaring method thereof |
CN114932676B (en) * | 2022-04-22 | 2023-06-13 | 宜宾天亿新材料科技有限公司 | PVC-O pipe flaring device capable of automatically installing rubber ring and flaring method thereof |
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Application publication date: 20180508 |
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