CN110587954A - Double-pipe extrusion material flow adjusting device - Google Patents
Double-pipe extrusion material flow adjusting device Download PDFInfo
- Publication number
- CN110587954A CN110587954A CN201910819347.1A CN201910819347A CN110587954A CN 110587954 A CN110587954 A CN 110587954A CN 201910819347 A CN201910819347 A CN 201910819347A CN 110587954 A CN110587954 A CN 110587954A
- Authority
- CN
- China
- Prior art keywords
- valve core
- flow
- hole
- double
- adjusting device
- 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
- 239000000463 material Substances 0.000 title claims abstract description 44
- 238000001125 extrusion Methods 0.000 title claims abstract description 25
- 238000007599 discharging Methods 0.000 claims description 14
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 4
- 238000012797 qualification Methods 0.000 abstract description 3
- 238000004891 communication Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 210000004262 dental pulp cavity Anatomy 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
-
- 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
- B29C48/92—Measuring, controlling or regulating
-
- 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
- B29L2023/22—Tubes or pipes, i.e. rigid
Abstract
The invention provides a double-pipe extrusion material flow adjusting device. The utility model provides a double-barrelled material flow regulator that extrudes, wherein, includes extruder linkage segment, shunt, first case and second case, the inside reposition of redundant personnel passageway that is equipped with of shunt, the reposition of redundant personnel passageway both ends are equipped with first discharge opening and second discharge opening respectively, the extruder linkage segment with the reposition of redundant personnel passageway intercommunication of shunt, the both ends of reposition of redundant personnel passageway are equipped with respectively and are used for adjusting first case and the second case of the flow of first discharge opening and second discharge opening. When the material is shunted by the shunt, the material flow rate is adjusted, the double-pipe extrusion production speed is consistent, and the production qualification rate of the PPR water supply pipe product is improved.
Description
Technical Field
The invention relates to the technical field of pipe production, in particular to a double-pipe extrusion material flow adjusting device.
Background
At present, the general production mode of production PPR water supply pipe is single tube single line production, and then slowly develop to can double-barrelled single line production or even four pipe single line production now, and an extruder can produce 2 PPR water supply pipe material with the specification simultaneously through double-barrelled mould and production line promptly, compares single tube production efficiency and is showing the improvement, more energy saving and consumption and reduction cost of labor. But because 2 tubular products of extrusion production are simultaneously extruded to an extrusion feed machine, because there is the precision error in mould processing, the external heating device heat transfer probably has the difference during production, leads to 2 extrusion speed probably to have the difference, and the condition that one is fast one slowly, thereby the rethread cooling setting condition unanimous setting device leads to 2 performances of root canal to have more obvious difference, has reduced PPR feedwater tubular product production qualification rate. Chinese published patent No. CN201592507U, published date 2010, 9/29/h, discloses a multi-head plastic pipe production die, which comprises two or more extrusion heads and a splitter, wherein the splitter has a material inlet and a material outlet, the splitter has material outlets, the number of the material outlets is equal to that of the extrusion heads, the material inlet of each extrusion head is communicated with the material outlet of the splitter, and the application can produce multiple or multiple plastic pipes of the same specification at the same time, but can not adjust and control the flow of the extruded materials of different extrusion heads without stopping the production line.
Disclosure of Invention
The invention aims to solve the problem of performance difference caused by different production speeds of double-pipe extrusion of the conventional pipe and provides a double-pipe extrusion material flow regulating device. The invention can adjust the material flow rate when the material is shunted by the shunt, achieves the consistent double-pipe extrusion production speed, and improves the production qualification rate of PPR water supply pipe products.
In order to solve the technical problems, the invention adopts the technical scheme that: the utility model provides a double-barrelled material flow regulator that extrudes, wherein, includes extruder linkage segment, shunt, first case and second case, the inside reposition of redundant personnel passageway that is equipped with of shunt, the reposition of redundant personnel passageway both ends are equipped with first discharge opening and second discharge opening respectively, the extruder linkage segment with the reposition of redundant personnel passageway intercommunication of shunt, the both ends of reposition of redundant personnel passageway are equipped with respectively and are used for adjusting first case and the second case of the flow of first discharge opening and second discharge opening. The material of the extrusion connecting section flows into the flow divider, the flow divider divides the flowing material, the first valve core and the second valve core are rotated to adjust the discharge flow of the first discharge port and the second discharge port of the flow divider, and the speed of forming the pipe by the material divided by the flow divider is consistent.
Further, the flow divider comprises a feed hole, the first discharge hole and the second discharge hole are located on the same side of the flow divider, the feed hole is located in the middle of the other side of the flow divider, and the connecting section of the extruder is connected with the feed hole. The extruder connecting section inputs the material into the diverter from the feed port, and the material flows out of the first discharge hole and the second discharge hole of the diverter respectively after flowing into the diverter.
Furthermore, a first mounting hole and a second mounting hole are respectively formed in two ends of the flow divider, and the first valve core and the second valve core are respectively mounted in the first mounting hole and the second mounting hole. The first valve core and the second valve core are fixedly connected with the first mounting hole and the second mounting hole through the arrangement of a first bushing locking nut and a second bushing locking nut. And the first valve core and the second valve core are provided with flow channels penetrating through the respective inner end surfaces and side surfaces of the first valve core and the second valve core, the flow channels have the same diameter as the first discharge hole, the second discharge hole and the diversion channel, and are matched with the first discharge hole, the second discharge hole, the feed hole and the diversion channel to form a complete channel. When the speed of first discharge opening and second discharge opening formation tubular product is inconsistent when producing, can rotate and loosen first bush lock nut, gently revolve first case with the spanner, the intercommunication position has been staggered with the first discharge opening intercommunication department of shunt on the runner on the first case side, reduce the cross sectional area that the material passes through first case runner and first discharge opening intercommunication, the intercommunication of first case runner and first discharge opening can stagger completely when first case turned angle surpasss 90, first discharge opening does not carry out the ejection of compact. The use method of the second valve core for adjusting the material flow is the same as that of the first valve core.
Further, the outer end faces of the first valve core and the second valve core are provided with indication marks for judging the orientation of the flow passage in the flow divider. The indication marks on the outer end faces of the first valve core and the second valve core can be arrow-shaped, the arrows point to the direction of the side flow channel outlets of the first valve core and the second valve core, and the direction of the side flow channel outlets of the first valve core and the second valve core in the flow divider can be judged by observing the pointing direction of the arrows on the outer end faces of the first valve core and the second valve core, so that the flow speed of the control material can be adjusted conveniently.
Furthermore, the outer ends of the first valve core and the second valve core protrude the surfaces of the first bushing locking nut and the second bushing locking nut, and the outer ends of the first valve core and the second valve core are hexagonal. The outer ends of the first valve core and the second valve core are protruded and hexagonal, so that a worker can conveniently adjust the flow of materials by using a wrench.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, through the matching of the flow divider and the first valve core and the second valve core, the discharge flow of the first discharge hole and the second discharge hole can be adjusted, the consistent double-pipe extrusion production speed is achieved, and the production qualified rate of the pipe is improved; the outer ends of the first valve core and the second valve core are provided with indicating marks, so that the matching state of a flow channel on the side surface of the valve core and a flow divider discharge hole in communication can be directly judged; the outer ends of the first valve core and the second valve core are protruded and hexagonal, so that a worker can conveniently adjust the flow of materials by using a wrench under the condition of not stopping a production line.
Drawings
Fig. 1 is a sectional view of a double-tube extrusion material flow rate adjusting device according to the present invention;
FIG. 2 is a view taken along line C of FIG. 1;
the graphic symbols are illustrated as follows:
1-first pipe die, 2-first discharge hole, 3-first bush locking nut, 4-first valve core, 5-runner, 6-channel, 7-extruder connecting section, 8-feed hole, 9-second pipe die, 10-second discharge hole, 11-second bush locking nut, 12-second valve core, 13-flow divider, 14-indicator.
Detailed Description
The present invention will be further described with reference to the following embodiments. Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. based on the orientation or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, but it is not intended to indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms may be understood by those skilled in the art according to specific circumstances.
Fig. 1 to 2 show a first embodiment of a double-pipe extrusion material flow rate adjusting apparatus according to the present invention. The utility model provides a double-barrelled material flow regulator that extrudes, including shunt 13, first case 4, second case 12, first bush lock nut 3, second bush lock nut 11 and extruder linkage segment 7, extruder linkage segment 7 is connected with the feed port 8 of shunt 13, set up bush position and thread in the first mounting hole and the second mounting hole at shunt 13 both ends respectively, first case 4 and second case 12 are through first bush lock nut 3, first mounting hole and the second mounting hole at shunt 13 both ends are connected in second bush lock nut 11 fastening.
The flow divider 13 further comprises a feeding hole 8, a first discharging hole 2 and a second discharging hole 10, the feeding hole 8 is located in the middle of one side of the flow divider 3, the first discharging hole 2 and the second discharging hole 10 are located on the other side of the flow divider 13, and the extruder connecting section 7 is connected with the feeding hole 8.
In addition, the first valve core 4 and the second valve core 12 are provided with flow channels 5 penetrating through the inner end surfaces and the side surfaces of the first valve core 4 and the second valve core 12, the diameter of each flow channel 5 is the same as that of the first discharging hole 2, the second discharging hole 10 and the channel 6, and the flow channels 5 penetrating through the first valve core 4 and the second valve core 12 are matched with the first discharging hole 2, the second discharging hole 10 and the feeding hole 8 to form a complete pipeline. The first discharge opening 2 is connected with a first pipe mould 1, and the second discharge opening 10 is connected with a second pipe mould 9.
In addition, the outer ends of the first valve core 4 and the second valve core 12 protrude 50mm from the surfaces of the first bushing lock nut 3 and the second bushing lock nut 11, the outer ends of the first valve core 4 and the second valve core 12 are hexagonal, and the outer end surfaces are respectively provided with an arrow indicator 14 which points to the outlet direction of the side flow passage 5 of the first valve core 4 and the second valve core.
The working principle of the embodiment is as follows: the extruder connecting section 7 extrudes the material into the feeding hole 8 of the flow divider 13, the material flows through the flow channels 5 of the first valve core 4 and the second valve core 12, and respectively flows from the first discharging hole 10 to the first pipe mold 1 to form a pipe material, and flows from the second discharging hole 10 to the second pipe mold 9 to form a pipe material. When the speed of the pipe formed by the first pipe mold 1 is faster and slower than that of the pipe formed by the second pipe mold 9, the second lining locking nut 11 is unscrewed, the adjusting direction and the adjusting degree are judged through the arrow indication mark 14, the outer end of the second valve core 12 is slightly screwed by using a spanner, the communication section of the runner port on the outer side of the second valve core 12 and the second discharge hole 10 is reduced, the material flow passing through the second discharge hole 10 is reduced, the speed of the pipe formed by the second pipe mold 9 is reduced, and the speed is consistent with the speed of the outlet pipe of the first pipe mold 1. The working principle of the first spool 4 is the same as that of the second spool 12.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (7)
1. The utility model provides a double-barrelled material flow regulator that extrudes which characterized in that: the flow divider is characterized by comprising an extruder connecting section, a flow divider, a first valve core and a second valve core, wherein a flow dividing channel is arranged in the flow divider, a first discharging hole and a second discharging hole are respectively formed in two ends of the flow dividing channel, the extruder connecting section is communicated with the flow dividing channel of the flow divider, and the first valve core and the second valve core which are used for adjusting the flow of the first discharging hole and the flow of the second discharging hole are respectively arranged at two ends of the flow dividing channel.
2. A double pipe extrusion material flow rate adjusting device according to claim 1, characterized in that: the flow divider comprises a feed hole, the first discharge hole and the second discharge hole are located on the same side of the flow divider, the feed hole is located in the middle of the other side of the flow divider, and the connecting section of the extruder is connected with the feed hole.
3. A double pipe extrusion material flow rate adjusting device according to claim 2, characterized in that: the two ends of the flow divider are respectively provided with a first mounting hole and a second mounting hole, and the first valve core and the second valve core are respectively arranged in the first mounting hole and the second mounting hole.
4. A double pipe extrusion material flow rate adjusting device according to claim 3, characterized in that: the first valve core and the second valve core are fixedly connected with the first mounting hole and the second mounting hole through the arrangement of a first bushing locking nut and a second bushing locking nut.
5. The double-pipe extrusion material flow rate adjusting device according to claim 4, characterized in that: and the first valve core and the second valve core are provided with flow channels penetrating through the respective inner end surfaces and side surfaces of the first valve core and the second valve core, the flow channels have the same diameter as the first discharge hole, the second discharge hole and the diversion channel, and are matched with the first discharge hole, the second discharge hole, the feed hole and the diversion channel to form a complete channel.
6. The double-pipe extrusion material flow rate adjusting device according to claim 4, characterized in that: and the outer end faces of the first valve core and the second valve core are provided with indicating marks for judging the orientation of the flow passage in the flow divider.
7. The double-tube extrusion material flow rate adjusting device according to claim 6, characterized in that: the outer ends of the first valve core and the second valve core protrude out of the surfaces of the first bushing locking nut and the second bushing locking nut, and the outer ends of the first valve core and the second valve core are hexagonal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910819347.1A CN110587954A (en) | 2019-08-31 | 2019-08-31 | Double-pipe extrusion material flow adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910819347.1A CN110587954A (en) | 2019-08-31 | 2019-08-31 | Double-pipe extrusion material flow adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110587954A true CN110587954A (en) | 2019-12-20 |
Family
ID=68856651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910819347.1A Pending CN110587954A (en) | 2019-08-31 | 2019-08-31 | Double-pipe extrusion material flow adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110587954A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202367930U (en) * | 2011-12-21 | 2012-08-08 | 安徽耐科挤出科技股份有限公司 | Coextruded material distributor for plastic extrusion equipment |
| CN210792035U (en) * | 2019-08-31 | 2020-06-19 | 联塑市政管道（河北）有限公司 | Double-pipe extrusion material flow adjusting device |
-
2019
- 2019-08-31 CN CN201910819347.1A patent/CN110587954A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202367930U (en) * | 2011-12-21 | 2012-08-08 | 安徽耐科挤出科技股份有限公司 | Coextruded material distributor for plastic extrusion equipment |
| CN210792035U (en) * | 2019-08-31 | 2020-06-19 | 联塑市政管道（河北）有限公司 | Double-pipe extrusion material flow adjusting device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US3899276A (en) | Annular extrusion die with back pressure control | |
| US4443400A (en) | Method and apparatus for the formation of profiled thermoplastic film | |
| CA2099837C (en) | Extrusion die assembly | |
| CN106113432B (en) | Extrusion device and method of use thereof | |
| CN210792035U (en) | Double-pipe extrusion material flow adjusting device | |
| EP0420019B1 (en) | An extrusion die having elongated extrusion nozzle which facilitates tool changes | |
| CA1308531C (en) | Extrusion die assembly | |
| CN202264378U (en) | Plastic wrapping tape extruder head for cable | |
| CN110587954A (en) | Double-pipe extrusion material flow adjusting device | |
| US3497582A (en) | Plastic extrusion | |
| US4931237A (en) | Extrusion die apparatus and process for producing tubular film from thermoplastic molten material | |
| GB1321431A (en) | Extruder die head | |
| EP0589567B1 (en) | Feed block for coextrusion apparatus | |
| JP2018065384A (en) | Flow diverter valve for extrusion system | |
| US10252457B2 (en) | Flow diverter valve for an extrusion system | |
| EP1587663B1 (en) | Flow distributor for die tooling of pipe mold equipment with remote extruder | |
| US2972359A (en) | Variable back pressure regulator | |
| US5971736A (en) | Device for joining at least two material flows in a laminar coextrusion machine | |
| CN209832562U (en) | Combined PE pipe vacuum sizing box and vacuum sizing extrusion system | |
| CN108068196B (en) | Composite extrusion die head | |
| CN111660537A (en) | Core rod distributor capable of adjusting layer thickness and changing layer structure on line without stopping machine | |
| CN204869565U (en) | Circularly exempt from naughty cable aircraft nose | |
| US5460501A (en) | Pipe production line for the manufacture of plastic pipe | |
| CN214027124U (en) | Double-strand double-layer single-color-strip die head structure of PPR plastic pipe | |
| CN219191110U (en) | Intelligent water gap replacing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |