CN105437508A - Mold for manufacturing large-caliber PVC solid wall water delivery pipes - Google Patents
Mold for manufacturing large-caliber PVC solid wall water delivery pipes Download PDFInfo
- Publication number
- CN105437508A CN105437508A CN201510868201.8A CN201510868201A CN105437508A CN 105437508 A CN105437508 A CN 105437508A CN 201510868201 A CN201510868201 A CN 201510868201A CN 105437508 A CN105437508 A CN 105437508A
- Authority
- CN
- China
- Prior art keywords
- die body
- feeding
- passage
- current divider
- charging aperture
- 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
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- 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
- B29C48/49—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using two or more extruders to feed one die or nozzle
-
- 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
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention provides a mold for manufacturing large-caliber PVC solid wall water delivery pipes. The front end of a lower mold body of a small mold body is provided with a feeding flow divider. The feeding flow divider is connected with the lower mold body of the small mold body through a flow divider connecting sleeve. The feeding flow divider is provided with two or more feeding openings a. The feeding openings a of the feeding flow divider are communicated through a feeding channel a through a material flow channel of the flow divider connecting sleeve. Feeding openings b of a small mold body flow divider are formed in the side wall of the small mold body flow divider. The two or more feeding openings b are formed. The inner walls of the feeding openings a and the inner walls of the feeding openings b are provided with threads respectively. The feeding openings are provided with detachable screw type feeding opening plug bolts respectively. According to the mold, the large-caliber PVC hollow pipes can be produced through cooperation of multiple extruders, normal work and use can be achieved even if not all the feeding openings are provided with the extruders, the number of the extruders can be set according to the size of discharging openings of a finish mold, and the equipment investment and expenditure are reduced greatly.
Description
Technical field
The present invention relates to a kind of pipe mold, particularly a kind of mould for the manufacture of the real wall water-supply-pipe of heavy caliber PVC.
Background technology
The extruder appts of current production pvc tubing, because the production of the increase extrusion equipment along with extrusion capacity originally also can be increased thereupon, so current extruder (barrel, screw-type extruder) separate unit extrusion capacity common both at home and abroad can only produce diameter be less than 800mm bore PVC, diameter utilizes existing extruder to be difficult to produce more than the PVC of dn1200mm bore, can only produce with the height of special manufacture old extruder, production cost is very high.
Summary of the invention
For the deficiencies in the prior art, the present invention aims to provide a kind of mould for the manufacture of the real wall water-supply-pipe of heavy caliber PVC, and this mould greatly reduces the production cost of major diameter PVC.
To achieve these goals, the present invention adopts following technical scheme:
The present invention utilizes a mould suit, this mould suit arranges two or more current divider, each current divider arranges two or more charging aperture to complete entering of stream, each current divider is shunted stream respectively there being corresponding spreader in mould suit, and constantly stream diameter is expanded in shunting, then before the discharging opening of mould suit, complete the interflow of all streams, make each stream converge to large diameter discharging opening, thus meet the extrusion capacity needed for the production of major diameter PVC.
To achieve these goals, the present invention adopts following technical scheme:
A kind of mould for the manufacture of the real wall water-supply-pipe of heavy caliber PVC, be fixedly connected sequentially feeding distributor from left to right, current divider adapter sleeve, little die body counterdie, little die body current divider, little die body patrix, large die body counterdie, large die body current divider, large die body patrix and mouth mould, little die body spreader to be arranged in little die body counterdie and to be fixedly connected on little die body current divider, little die body shunting tail is connected with large die body spreader overcoat, large die body spreader overcoat and large die body spreader to be arranged in large die body counterdie and to be separately fixed on large die body current divider, large die body spreader overcoat is set in around large die body spreader, large die body shunting tail overcoat and large die body shunting tail to be arranged in large die body patrix and to be separately fixed on large die body current divider, large die body shunting tail overcoat is set in and large die body is shunted around tail, core rod in mouth mould is fixed on large die body shunting tail, core rod platen is provided with on the right side of mouth mould core rod.
A kind of mould for the manufacture of the real wall water-supply-pipe of heavy caliber PVC, comprise feeding-passage a and feeding-passage b, described feeding-passage a is successively through passage that too small die body counterdie and little die body spreader are formed, little die body current divider, little die body shunts the passage outside tail and large die body spreader overcoat, through large die body current divider, converge through large die body shunting tail overcoat outer passage and feeding-passage b, described feeding-passage b is successively by the passage in little die body shunting tail, the tapered channel that large die body spreader overcoat and large die body spreader are formed, through large die body current divider, passage that tail forms is shunted and feeding-passage a converges through large die body shunting tail overcoat and large die body, be extruded after the stream discharging opening that per os mould and core rod are formed again after feeding-passage a and feeding-passage b converges, it is characterized in that: the front end of little die body counterdie is provided with feeding distributor, feeding distributor is connected with little die body counterdie by current divider adapter sleeve, feeding distributor is provided with two or more charging aperture a, the charging aperture a of feeding distributor is connected with feeding-passage a respectively by the stream passage of current divider adapter sleeve.
The charging aperture b of little die body current divider is arranged on the sidewall of little die body current divider, and described charging aperture b arranges two or more.
Described charging aperture a and the inwall of charging aperture b offer screw thread respectively, and each charging aperture is equipped with dismountable screw-type charging aperture gland.
Core rod is fixed on large die body current divider by leading screw together with large die body shunting tail, and mouth mould is fixed on large die body patrix by mouth molded disk.
Beneficial effect of the present invention is: the present invention can utilize existing extruder, utilize many group extruder co-production heavy caliber PVC hollow tubular products, screw-type charging aperture gland simultaneously, do not need each charging aperture to arrange extruder normally to work use yet, the number of extruder can set according to the discharging opening size of mouth mould, greatly less equipment investment spending, reduces production cost.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Detailed description of the invention
Below with reference to accompanying drawing, the invention will be further described, it should be noted that, the present embodiment, premised on the technical program, give detailed embodiment and concrete operating process, but protection scope of the present invention is not limited to the present embodiment.
As shown in Figure 1, a kind of mould for the manufacture of the real wall water-supply-pipe of heavy caliber PVC, be fixedly connected sequentially feeding distributor 21 from left to right, current divider adapter sleeve 19, little die body counterdie 1, little die body current divider 18, little die body patrix 17, large die body counterdie 4, large die body current divider 6, large die body patrix 7 and mouth mould 12, little die body spreader 2 to be arranged in little die body counterdie 1 and to be fixedly connected on little die body current divider 18, little die body shunting tail 3 is connected with large die body spreader overcoat 5, large die body spreader overcoat 5 and large die body spreader 15 to be arranged in large die body counterdie 4 and to be separately fixed on large die body current divider 6, large die body spreader overcoat 5 is set in around large die body spreader 15, large die body shunting tail overcoat 14 and large die body shunting tail 8 to be arranged in large die body patrix 7 and to be separately fixed on large die body current divider 6, large die body shunting tail overcoat 14 is set in and large die body is shunted around tail 8, core rod 13 in mouth mould 12 is fixed on large die body shunting tail 8, core rod platen 11 is provided with on the right side of mouth mould core rod 13.
A kind of mould for the manufacture of the real wall water-supply-pipe of heavy caliber PVC, comprise feeding-passage a and feeding-passage b, described feeding-passage a is successively through passage that too small die body counterdie 1 and little die body spreader 2 are formed, little die body current divider 18, little die body shunts the passage outside tail 3 and large die body spreader overcoat 5, through large die body current divider 6, converge through large die body shunting tail overcoat 14 outer passage and feeding-passage b, described feeding-passage b is successively by the passage in little die body shunting tail 3, the tapered channel that large die body spreader overcoat 5 and large die body spreader 15 are formed, through large die body current divider 6, passage that tail 8 forms is shunted and feeding-passage a converges through large die body shunting tail overcoat 14 and large die body, be extruded after the stream discharging opening that per os mould 12 and core rod 13 are formed again after feeding-passage a and feeding-passage b converges, it is characterized in that: the front end of little die body counterdie 1 is provided with feeding distributor 21, feeding distributor 21 is connected with little die body counterdie 1 by current divider adapter sleeve 19, feeding distributor 21 is provided with two or more charging aperture a, the charging aperture a of feeding distributor 21 is connected with feeding-passage a respectively by the stream passage of current divider adapter sleeve 19.
The charging aperture b of little die body current divider 18 is arranged on the sidewall of little die body current divider 18, and described charging aperture b arranges two or more.
Described charging aperture a and the inwall of charging aperture b offer screw thread respectively, and each charging aperture is equipped with dismountable screw-type charging aperture gland.
Core rod 13 is fixed on large die body current divider 6 by leading screw 10 together with large die body shunting tail 8, and mouth mould 12 is fixed on large die body patrix 7 by mouth molded disk 9.
Current divider adapter sleeve 19 is fixed on current divider 21 by current divider platen 20; Little die body patrix 17 is fixed on large die body counterdie 4 by little die body platen 16.
Screw bolt is adopted between the module of each die body of the present invention.
For a person skilled in the art, according to above technical scheme and design, various corresponding change and distortion can be provided, and all these change and distortion all should be included within the protection domain of the claims in the present invention.
Claims (3)
1. the mould for the manufacture of the real wall water-supply-pipe of heavy caliber PVC, comprise feeding-passage a and feeding-passage b, described feeding-passage a is successively through passage that too small die body counterdie (1) and little die body spreader (2) are formed, little die body current divider (18), the passage in little die body shunting tail (3) and large die body spreader overcoat (5) outside, through large die body current divider (6), converge through large die body shunting tail overcoat (14) outer passage and feeding-passage b, described feeding-passage b is successively by the passage in little die body shunting tail (3), the tapered channel that large die body spreader overcoat (5) and large die body spreader (15) are formed, through large die body current divider (6), passage that tail (8) forms is shunted and feeding-passage a converges through large die body shunting tail overcoat (14) and large die body, be extruded after the stream discharging opening that per os mould (12) and core rod (13) are formed again after feeding-passage a and feeding-passage b converges, it is characterized in that: the front end of little die body counterdie (1) is provided with feeding distributor (21), feeding distributor (21) is connected with little die body counterdie (1) by current divider adapter sleeve (19), feeding distributor (21) is provided with two or more charging aperture a, the charging aperture a of feeding distributor (21) is connected with feeding-passage a respectively by the stream passage of current divider adapter sleeve (19).
2. a kind of mould for the manufacture of the real wall water-supply-pipe of heavy caliber PVC according to claim 1, it is characterized in that: the charging aperture b of little die body current divider (18) is arranged on the sidewall of little die body current divider (18), and described charging aperture b arranges two or more.
3. a kind of mould for the manufacture of the real wall water-supply-pipe of heavy caliber PVC according to claim 1 and 2, it is characterized in that: described charging aperture a and the inwall of charging aperture b offer screw thread respectively, and each charging aperture is equipped with dismountable screw-type charging aperture gland.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510868201.8A CN105437508A (en) | 2015-12-03 | 2015-12-03 | Mold for manufacturing large-caliber PVC solid wall water delivery pipes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510868201.8A CN105437508A (en) | 2015-12-03 | 2015-12-03 | Mold for manufacturing large-caliber PVC solid wall water delivery pipes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105437508A true CN105437508A (en) | 2016-03-30 |
Family
ID=55548362
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510868201.8A Pending CN105437508A (en) | 2015-12-03 | 2015-12-03 | Mold for manufacturing large-caliber PVC solid wall water delivery pipes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105437508A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5213344A (en) * | 1975-07-22 | 1977-02-01 | Ricoh Co Ltd | Thermal drawing film for projection |
| JPH07137118A (en) * | 1993-11-12 | 1995-05-30 | Japan Steel Works Ltd:The | Method and device for extrusion molding of multi-layer parison |
| JP2000108193A (en) * | 1998-10-06 | 2000-04-18 | Sekisui Chem Co Ltd | Mold for extrusion-molding thermoplastic resin tube of two-layer structure |
| JP2002283437A (en) * | 2001-03-22 | 2002-10-03 | Sekisui Chem Co Ltd | Method for manufacturing three-layer tube made of vinyl chloride resin |
| JP2009078369A (en) * | 2007-09-25 | 2009-04-16 | Pura Giken:Kk | Extrusion molding apparatus for plastic multiplex pipe |
| CN203567157U (en) * | 2013-10-29 | 2014-04-30 | 山东东信塑胶有限公司 | Plastic co-extrusion die for producing large-caliber pipes |
| CN205364478U (en) * | 2015-12-03 | 2016-07-06 | 山东东信塑胶有限公司 | A mould for making real wall raceway of heavy -calibre PVC |
-
2015
- 2015-12-03 CN CN201510868201.8A patent/CN105437508A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5213344A (en) * | 1975-07-22 | 1977-02-01 | Ricoh Co Ltd | Thermal drawing film for projection |
| JPH07137118A (en) * | 1993-11-12 | 1995-05-30 | Japan Steel Works Ltd:The | Method and device for extrusion molding of multi-layer parison |
| JP2000108193A (en) * | 1998-10-06 | 2000-04-18 | Sekisui Chem Co Ltd | Mold for extrusion-molding thermoplastic resin tube of two-layer structure |
| JP2002283437A (en) * | 2001-03-22 | 2002-10-03 | Sekisui Chem Co Ltd | Method for manufacturing three-layer tube made of vinyl chloride resin |
| JP2009078369A (en) * | 2007-09-25 | 2009-04-16 | Pura Giken:Kk | Extrusion molding apparatus for plastic multiplex pipe |
| CN203567157U (en) * | 2013-10-29 | 2014-04-30 | 山东东信塑胶有限公司 | Plastic co-extrusion die for producing large-caliber pipes |
| CN205364478U (en) * | 2015-12-03 | 2016-07-06 | 山东东信塑胶有限公司 | A mould for making real wall raceway of heavy -calibre PVC |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20160519 Address after: 252300 Shandong Liaocheng Yanggu County North Ring East Road No. 1 Dongxin Applicant after: Shandong Dongxin environmental protection equipment Engineering Co. Ltd. Address before: 252300 Shandong County of Yanggu city of Liaocheng Province East Outer Ring Road No. 1 Dongxin Applicant before: Yao Xiaoning |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20161123 Address after: 252300 Shandong County of Yanggu city of Liaocheng Province East Outer Ring Road No. 1 Dongxin Applicant after: Shandong Dong Xin Plastic Co., Ltd. Address before: 252300 Shandong Liaocheng Yanggu County North Ring East Road No. 1 Dongxin Applicant before: Shandong Dongxin environmental protection equipment Engineering Co. Ltd. |
|
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160330 |