CN106626312A - Single-side vacuum suction plastic corrugated pipe forming machine - Google Patents
Single-side vacuum suction plastic corrugated pipe forming machine Download PDFInfo
- Publication number
- CN106626312A CN106626312A CN201611075972.2A CN201611075972A CN106626312A CN 106626312 A CN106626312 A CN 106626312A CN 201611075972 A CN201611075972 A CN 201611075972A CN 106626312 A CN106626312 A CN 106626312A
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- CN
- China
- Prior art keywords
- air flue
- corrugated pipe
- riser
- vacuum
- plastic corrugated
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
- B29C48/76—Venting, drying means; Degassing 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
- B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
- B29C48/33—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles with parts rotatable relative to each other
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2016/00—Articles with corrugations or pleats
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2023/00—Tubular articles
- B29L2023/18—Pleated or corrugated hoses
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention relates to the field of plastic pipe manufacturing, and aims at providing a single-side vacuum suction plastic corrugated pipe forming machine. The single-side vacuum suction plastic corrugated pipe forming machine comprises two operating platforms and a vacuum rail with gas connectors. Each operating platform comprises an annular guide rail with a linear segment and mounting sliding seats with the number the same as that of corrugated pipe forming molds. A vertical plate connected with a half mold block located on the same side is arranged on each mounting sliding seat. A corrugated pipe forming channel is formed between the linear segments of the two annular guide rails. Each corrugated pipe forming mold is provided with an adsorption gas channel. The vacuum rail is provided with a connecting gas channel connected with a cavity. A transition gas channel with one end communicating with the connecting gas channel is arranged on the vertical plate of each mounting sliding seat on the first operating platform. When the mounting sliding seats on the first operating platform are located on the corresponding linear segment, the other ends of the transition gas channels communicate with the adsorption gas channels. According to the single-side vacuum suction plastic corrugated pipe forming machine, formed corrugated pipes are small in deformation and rounding in periphery in the cooling process.
Description
Technical field
The present invention relates to plastic pipe manufacture field, especially a kind of unilateral plastic corrugated pipe molding machine for inhaling vacuum.
Background technology
The structure of plastic corrugated pipe forming device can be from Chinese Patent Application No.：201010117641.7 disclosure of the invention
A kind of plastic corrugated pipe forming device is understood；The plastic film capicitor of plastic corrugated pipe forming device, particularly major diameter into
Type device has two operation platforms, and the assembling run on two operation platforms carries the installation slide of mould and is symmetrical arranged,
Corrugated pipe forming aluminum dipping form is combined by the half module that two installation slides symmetrically arranged with two connect one to one and constituted；Two
Corrugated pipe forming passage is constituted between the opposite segment of operation platform；Two are mounted in two half modules installed on slide being oppositely arranged
Block, with installing the aluminum modules closing up to centre when slide runs to the top up to corrugated pipe forming passage and be added to forward movement
Group row in, in corrugated pipe forming passage tail end two half modules to both sides separate, by mould extrude plastics injection ripple
Bellows is shaped in line pipe shaping aluminum dipping form in the presence of the continuous aluminum modules for moving forward；Two half modules point after separating
The top of corrugated pipe forming passage is not moved backwards to along return track, a circulation is completed, it is ensured that aluminum modules are endlessly
Move forward；Traditional plastic corrugated pipe forming device has a shaping bellows deflection in cooling procedure is larger causes periphery
The deficiency of inadequate rounding；Therefore, a kind of unilateral suction of the less periphery rounding of shaping bellows deflection in cooling procedure is designed
The plastic corrugated pipe molding machine of vacuum, becomes problem demanding prompt solution.
The content of the invention
The invention aims to overcome current plastic corrugated pipe forming device to there is shaping bellows cooled
The larger deficiency for causing the inadequate rounding in periphery of deflection in journey, there is provided one kind shaping bellows deflection in cooling procedure is less
The unilateral plastic corrugated pipe molding machine for inhaling vacuum of periphery rounding.
The present invention concrete technical scheme be：
A kind of unilateral plastic corrugated pipe molding machine for inhaling vacuum, including：Two operation platforms being oppositely arranged；Described unilateral suction
The plastic corrugated pipe molding machine of vacuum also includes：Several are combined the corrugated pipe forming for constituting by two half modules being oppositely arranged
Mould, is provided with the vacuum track of cavity and several air extraction connectors；Operation platform includes：The ring-shaped guide rail of straightway is provided with, is located at
On ring-shaped guide rail and number and bellow forming number identical install slide；Slide is installed to be provided with outer end and be located at homonymy
The riser of half module connection；Corrugated pipe forming passage is constituted between the straightway of the ring-shaped guide rail of two operation platforms；Bellows
Shaping mould is provided with absorption air flue；Vacuum track side end is provided with the connection air flue being connected with cavity；Positioned at first operation platform
On installation slide riser be provided with one end be connected air flue connect transition air flue；Installation slide on first operation platform
Positioned at straightway when, the other end of transition air flue is connected with absorption air flue.Inhale the plastic corrugated pipe molding machine of vacuum and use in one side
When, two are mounted in two half modules installed on slide being oppositely arranged, and run to up to corrugated pipe forming passage with slide is installed
Top when to centre close up and be added to the group of the bellow forming of forward movement row in, in corrugated pipe forming passage tail
Two half modules separate to both sides during end；In the continuous ripple for moving forward in the plastics injection bellow forming extruded by mould
Bellows is shaped in the presence of line pipe formation die；Be connected with air extraction connector vacuum plant effect under, bellows outside with
Air Jing absorption air flues between bellow forming inner side, transition air flue, the connection air flue of vacuum track and cavity are extracted out,
Under suction function, the outer gusset of bellows touch gusset and cooling and shaping in bellow forming.Inhale the plastics ripple of vacuum in the one side
Line pipe forming machine makes the less periphery rounding of shaping bellows deflection in cooling procedure.
Preferably, one end of described transition air flue is located at the outer face of the riser of first operation platform, transitional gas
The other end in road is located at the inner face of riser；The shape of cross section of vacuum track is rectangle；Connection air flue shape of cross section be
Rectangle；One side of vacuum track touch the inner of the riser of the installation slide on the straightway of first operation platform
Face, and connect air flue connect with the other end of transition air flue.The structure of vacuum track, the installation beneficial to first operation platform is slided
When seat is located at straightway, the inner face of riser touch vacuum track side end and connects air flue and connects with transition air flue, installs and slides
When seat leaves straightway, inner face and the vacuum track side end of riser depart from.
Preferably, described absorption air flue includes：Several being provided with half module are axially arranged along bellow forming
The semi-circular air flue of row, the number that half module inner side is provided with is identical with semi-circular air flue and connects with semi-circular air flue one-to-one corresponding
Radial direction adsorption hole group, in the half module of first operation platform and respectively with the other end and semi-circular gas of transition air flue
The airway of road connection；Semi-circular air flue positioned at relative two half modules of corrugated pipe forming passage corresponds connection.Inhale
The structure of attached air flue touch gusset and cooling and shaping in bellow forming beneficial to vacuumizing and adsorbing the outer gusset of bellows；Only exist
The airway connected with the other end and semi-circular air flue of transition air flue is set in the half module of first operation platform, can be simplified
Vacuuming structure and reduction vacuumize leakage.
Preferably, described installation slide includes：The bottom plate being connected with riser lower end, it is upper with what riser upper end was connected
End plate, the vertical pivot that two upper ends are connected respectively with bottom plate, two directive wheels connected one to one with two vertical pivot lower ends；Ring
Shape guide rail is provided with outer guide groove and interior guide groove；One directive wheel is stretched in outer guide groove；Another is stretched in interior guide groove.Ring-shaped guide rail sets
There are outer guide groove and interior guide groove, installation slide is provided with two and is respectively protruding in outer guide groove and stretches into the directive wheel in interior guide groove, is beneficial to
Slide is installed to operate steadily and turn to.
Preferably, the inner face of the riser of first described operation platform is provided with two being located at respectively on transition air flue
Side and the interior sealing bar of downside；When the installation slide of first operation platform is located on straightway, interior sealing bar touch vacuum rail
One side in road.The side installed when slide be located at straightway on vacuum track of the interior sealing bar beneficial to first operation platform
The sealing at end.
Preferably, being provided with two difference positions between the outer face of the riser of first described operation platform and half module
In the external seal strip of transition air flue the upper side and lower side.External seal strip is beneficial to the sealing between riser and half module.
Preferably, the outer upper end of described half module and lower end are respectively provided with an end plane sealing strip.End plane sealing strip
When being located at corrugated pipe forming passage beneficial to half module, the sealing between two half module opposed attachment surfaces.
Compared with prior art, the invention has the beneficial effects as follows：The plastic corrugated pipe molding machine of vacuum is inhaled in the one side to be made into
The less periphery rounding of type bellows deflection in cooling procedure.The structure of vacuum track, beneficial to the peace of first operation platform
When dress slide is located at straightway, the inner face of riser touch vacuum track side end and connects air flue and connects with transition air flue, pacifies
When dress slide leaves straightway, inner face and the vacuum track side end of riser depart from.The structure of absorption air flue is beneficial to vacuumize
And the outer gusset of absorption bellows touch gusset and cooling and shaping in bellow forming；Only in the half module of first operation platform
It is middle that the airway connected with the other end and semi-circular air flue of transition air flue is set, Vacuuming structure can be simplified and reduction is vacuumized
Leakage.Ring-shaped guide rail is provided with outer guide groove and interior guide groove, and installation slide is provided with two and is respectively protruding in outer guide groove and stretches into interior guide groove
In directive wheel, operate steadily and turn to beneficial to slide is installed.Installation slide position of the interior sealing bar beneficial to first operation platform
With the sealing of a side of vacuum track when on straightway.External seal strip is beneficial to the sealing between riser and half module.End face
When sealing strip is located at corrugated pipe forming passage beneficial to half module, the sealing between two half module opposed attachment surfaces.
Description of the drawings
Fig. 1 is a kind of structural representation of the unilateral plastic corrugated pipe molding machine for inhaling vacuum；
Fig. 2 is the A-A sectional views of Fig. 1.
In figure：Operation platform 1, half module 2, bellow forming 3, cavity 4, air extraction connector 5, vacuum track 6, straightway
7th, ring-shaped guide rail 8, installation slide 9, riser 10, corrugated pipe forming passage 11, connection air flue 12, transition air flue 13, semi-circular gas
Road 14, radial direction adsorption hole group 15, airway 16, bottom plate 17, upper head plate 18, vertical pivot 19, directive wheel 20, outer guide groove 21, interior lead
Groove 22, interior sealing bar 23, external seal strip 24, end plane sealing strip 25.
Specific embodiment
It is shown below in conjunction with the accompanying drawings that the present invention is described further.
As shown in accompanying drawing 1, accompanying drawing 2：A kind of unilateral plastic corrugated pipe molding machine for inhaling vacuum, including：Two are oppositely arranged
The bellow formings 3 that are made up of two combinations of half modules 2 being oppositely arranged of operation platform 1,36, be provided with cavity 4
With the vacuum track 6 of eight air extraction connectors 5；Operation platform 1 includes：The ring-shaped guide rail 8 of straightway 7 is provided with, located at ring-shaped guide rail 8
Upper and number installs slide 9 with the number identical of bellow forming 3；Slide 9 is installed to be provided with outer end and be located at the half module of homonymy
The riser 10 of the mode connects for screw of block 2；Corrugated pipe forming passage is constituted between the straightway 7 of the ring-shaped guide rail 8 of two operation platforms 1
11；Bellow forming 3 is provided with absorption air flue；The side of vacuum track 6 one is provided with the connection air flue 12 being connected with cavity 4；It is located at
The riser 10 of the installation slide 9 on first operation platform 1 is provided with one end and is connected the transition air flue 13 of the connection of air flue 12；First
When installation slide 9 on individual operation platform 1 is located at straightway 7, the other end of transition air flue 13 is connected with absorption air flue.
One end of described transition air flue 13 is located at the outer face of the riser 10 of first operation platform 1, transition air flue 13
The other end be located at riser 10 inner face；The shape of cross section of vacuum track 6 is rectangle；The shape of cross section of connection air flue 12
For rectangle；One side of vacuum track 6 touch the riser 10 of the installation slide 9 on the straightway 7 of first operation platform 1
Inner face, and connect air flue 12 connect with the other end of transition air flue 13.
Described absorption air flue includes：The semi-circular that four be provided with half module 2 axially arrange along bellow forming 3
Air flue 14, the number that the inner side of half module 2 is provided with is identical with semi-circular air flue 14 and corresponds what is connected with semi-circular air flue 14
Radial direction adsorption hole group 15, in the half module 2 of first operation platform 1 and respectively with the other end and semi-ring of transition air flue 13
The airway 16 of the connection of shape air flue 14；Positioned at the semi-circular air flue 14 1 of relative two half modules 2 of corrugated pipe forming passage 11
One correspondence connection.
Described installation slide 9 includes：With the bottom plate 17 of the lower end mode connects for screw of riser 10, connect with the upper end screw of riser 10
The upper head plate 18 for connecing, the vertical pivot 19 that two upper ends are connected respectively with the interference fit of bottom plate 17, two and two lower ends of vertical pivot 19
Correspond bonded directive wheel 20；Ring-shaped guide rail 8 is provided with outer guide groove 21 and interior guide groove 22；One directive wheel 20 stretches into outer leading
In groove 21；Another directive wheel 20 is stretched in interior guide groove 22.
The inner face of the riser 10 of first described operation platform 1 be provided with two be located at respectively the upside of transition air flue 13 and
The interior sealing bar 23 of downside；When the installation slide 9 of first operation platform 1 is located on straightway 7, interior sealing bar 23 touch vacuum
One side of track 6.
Two are provided between the outer face of the riser 10 of first described operation platform 1 and half module 2 to be located at respectively
Cross the external seal strip 24 of the upper side and lower side of air flue 13.
The outer upper end of described half module 2 and lower end are respectively provided with an end plane sealing strip 25.
When the plastic corrugated pipe molding machine of one side suction vacuum is used, two are mounted in two for being oppositely arranged and install on slides 9
Half module 2, close up to centre and be added to reach with installing when slide 9 runs to the top up to corrugated pipe forming passage 11
In the group row of dynamic bellow forming 3, in corrugated pipe forming 11 tail end of passage, two half modules 2 separate to both sides；By
It is shaped in the presence of the continuous bellow forming 3 for moving forward in the plastics injection bellow forming 3 of mould extrusion
Bellows；Under the vacuum plant effect being connected with air extraction connector 5, between bellows outside and the inner side of bellow forming 3
The radial direction adsorption hole group 15, semi-circular air flue 14 and airway 16 of air Jing absorption air flues, transition air flue 13, vacuum track 6
Connection air flue 12 and cavity 4 are extracted out, and under suction function, the outer gusset of bellows touch in bellow forming 3 gusset and cools down
Sizing.
Inhale the beneficial effect of the plastic corrugated pipe molding machine of vacuum in one side：Inhale the plastic film capicitor shaping of vacuum in the one side
Machine makes the less periphery rounding of shaping bellows deflection in cooling procedure.The structure of vacuum track, it is flat beneficial to first operation
When the installation slide of platform is located at straightway, the inner face of riser touch vacuum track side end and connects air flue and connects with transition air flue
Logical, when installation slide leaves straightway, inner face and the vacuum track side end of riser depart from.The structure of absorption air flue is beneficial to take out
Vacuum and the outer gusset of absorption bellows touch gusset and cooling and shaping in bellow forming；Only the half of first operation platform
The airway connected with the other end and semi-circular air flue of transition air flue is set in module, Vacuuming structure can be simplified and reduction is taken out
Vacuum leak.Ring-shaped guide rail is provided with outer guide groove and interior guide groove, install slide be provided with two be respectively protruding in outer guide groove and stretch in
Directive wheel in guide groove, operates steadily and turns to beneficial to installation slide.Interior sealing bar is slided beneficial to the installation of first operation platform
With the sealing of a side of vacuum track when seat is located on straightway.External seal strip is beneficial to the sealing between riser and half module.
When end plane sealing strip is located at corrugated pipe forming passage beneficial to half module, the sealing between two half module opposed attachment surfaces.
The present invention can change into that various ways are apparent to one skilled in the art, and such change is not considered as
Depart from the scope of the present invention.All such technical staff to the field obviously change, and are included within this right
Within the scope of requirement.
Claims (7)
1. the plastic corrugated pipe molding machine of vacuum is inhaled in a kind of one side, including：Two operation platforms being oppositely arranged；It is characterized in that,
The described unilateral plastic corrugated pipe molding machine for inhaling vacuum also includes：Several combined by two half modules the bellows that constitutes into
Pattern, is provided with the vacuum track of cavity and several air extraction connectors；Operation platform includes：The ring-shaped guide rail of straightway is provided with, if
On ring-shaped guide rail and number and bellow forming number identical install slide；Slide is installed to be provided with outer end and be located at homonymy
Half module connection riser；Corrugated pipe forming passage is constituted between the straightway of the ring-shaped guide rail of two operation platforms；Ripple
Pipe formation die is provided with absorption air flue；Vacuum track side end is provided with the connection air flue being connected with cavity；It is flat positioned at first operation
The riser of the installation slide on platform is provided with one end and is connected the transition air flue of air flue connection；Installation on first operation platform is slided
When seat is located at straightway, the other end of transition air flue is connected with absorption air flue.
2. the unilateral plastic corrugated pipe molding machine for inhaling vacuum according to claim 1, is characterized in that：Described transition air flue
One end be located at first operation platform riser outer face, the other end of transition air flue is located at the inner face of riser；Vacuum
The shape of cross section of track is rectangle；The shape of cross section of connection air flue is rectangle；One side of vacuum track is touched positioned at
The inner face of the riser of the installation slide on the straightway of one operation platform, and connect the other end company of air flue and transition air flue
It is logical.
3. the unilateral plastic corrugated pipe molding machine for inhaling vacuum according to claim 2, is characterized in that：Described absorption air flue
Including：Several the semi-circular air flues axially arranged along bellow forming being provided with half module, half module inner side is provided with
Number is identical with semi-circular air flue and the radial direction adsorption hole group for connecting is corresponded with semi-circular air flue, flat located at first operation
The airway for connecting in the half module of platform and with the other end and semi-circular air flue of transition air flue respectively；It is logical positioned at corrugated pipe forming
The semi-circular air flue of relative two half modules in road corresponds connection.
4. the unilateral plastic corrugated pipe molding machine for inhaling vacuum according to claim 1 or 2 or 3, is characterized in that：Described peace
Dress slide includes：The bottom plate being connected with riser lower end, the upper head plate being connected with riser upper end, two upper ends respectively with bottom plate
The vertical pivot of connection, two directive wheels connected one to one with two vertical pivot lower ends；Ring-shaped guide rail is provided with outer guide groove and interior guide groove；
One directive wheel is stretched in outer guide groove；Another directive wheel is stretched in interior guide groove.
5. the unilateral plastic corrugated pipe molding machine for inhaling vacuum according to claim 1 or 2 or 3, is characterized in that：Described
The inner face of the riser of one operation platform is provided with two respectively positioned at the interior sealing bar of transition air flue the upper side and lower side；First
When the installation slide of operation platform is located on straightway, interior sealing bar touch a side of vacuum track.
6. the unilateral plastic corrugated pipe molding machine for inhaling vacuum according to claim 1 or 2 or 3, is characterized in that：Described
Two are provided between the outer face of the riser of one operation platform and half module respectively positioned at the outer of transition air flue the upper side and lower side
Sealing strip.
7. the unilateral plastic corrugated pipe molding machine for inhaling vacuum according to claim 1 or 2 or 3, is characterized in that：Described half
The outer upper end of module and lower end are respectively provided with an end plane sealing strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611075972.2A CN106626312A (en) | 2016-11-29 | 2016-11-29 | Single-side vacuum suction plastic corrugated pipe forming machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611075972.2A CN106626312A (en) | 2016-11-29 | 2016-11-29 | Single-side vacuum suction plastic corrugated pipe forming machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106626312A true CN106626312A (en) | 2017-05-10 |
Family
ID=58813104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611075972.2A Pending CN106626312A (en) | 2016-11-29 | 2016-11-29 | Single-side vacuum suction plastic corrugated pipe forming machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106626312A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113101056A (en) * | 2020-01-09 | 2021-07-13 | 林劲纬 | Absorber forming machine, forming method thereof and absorber |
| CN114379055A (en) * | 2021-11-05 | 2022-04-22 | 湖北天霖新材料有限公司 | Polyethylene double-wall corrugated pipe forming equipment |
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|---|---|---|---|---|
| US4718844A (en) * | 1987-02-27 | 1988-01-12 | Cullim Machine Tool & Die, Inc. | Corrugated mold block |
| EP0435446A3 (en) * | 1989-12-26 | 1992-04-15 | Cullom Machine Tool & Die, Inc. | Corrugated mold block |
| EP0909629A1 (en) * | 1997-10-15 | 1999-04-21 | Corelco | Apparatus for fabricating tubular thermoplastic articles by using vacuum |
| CN201423747Y (en) * | 2009-04-07 | 2010-03-17 | 上海金纬管道设备制造有限公司 | Cooling device of corrugated pipe forming machine |
| CN105216288A (en) * | 2015-10-16 | 2016-01-06 | 苏州杰威尔精密机械有限公司 | Bellows forming die |
| CN206335831U (en) * | 2016-11-29 | 2017-07-18 | 浙江双林机械股份有限公司 | Inhale the plastic corrugated pipe molding machine of vacuum in one side |
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2016
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| US4718844A (en) * | 1987-02-27 | 1988-01-12 | Cullim Machine Tool & Die, Inc. | Corrugated mold block |
| EP0435446A3 (en) * | 1989-12-26 | 1992-04-15 | Cullom Machine Tool & Die, Inc. | Corrugated mold block |
| EP0909629A1 (en) * | 1997-10-15 | 1999-04-21 | Corelco | Apparatus for fabricating tubular thermoplastic articles by using vacuum |
| CN201423747Y (en) * | 2009-04-07 | 2010-03-17 | 上海金纬管道设备制造有限公司 | Cooling device of corrugated pipe forming machine |
| CN105216288A (en) * | 2015-10-16 | 2016-01-06 | 苏州杰威尔精密机械有限公司 | Bellows forming die |
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| Title |
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| 潘祖仁等: "《塑料工业手册 聚氯乙烯》", 31 August 1999, 化学工业出版社 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113101056A (en) * | 2020-01-09 | 2021-07-13 | 林劲纬 | Absorber forming machine, forming method thereof and absorber |
| CN114379055A (en) * | 2021-11-05 | 2022-04-22 | 湖北天霖新材料有限公司 | Polyethylene double-wall corrugated pipe forming equipment |
| CN114379055B (en) * | 2021-11-05 | 2024-02-27 | 湖北天霖新材料有限公司 | Polyethylene double-wall corrugated pipe forming equipment |
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Application publication date: 20170510 |