CN108544702A - Ptfe ring automatic mould press - Google Patents
Ptfe ring automatic mould press Download PDFInfo
- Publication number
- CN108544702A CN108544702A CN201810641732.7A CN201810641732A CN108544702A CN 108544702 A CN108544702 A CN 108544702A CN 201810641732 A CN201810641732 A CN 201810641732A CN 108544702 A CN108544702 A CN 108544702A
- Authority
- CN
- China
- Prior art keywords
- molding
- lower die
- crossette
- cylinder
- bulge loop
- 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
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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/36—Moulds for making articles of definite length, i.e. discrete articles
-
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
- B29C43/027—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles having an axis of symmetry
-
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/34—Feeding the material to the mould or the compression 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/50—Removing moulded articles
-
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
- B29C43/027—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles having an axis of symmetry
- B29C2043/029—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles having an axis of symmetry using axial compression along a longitudinal axis
-
- 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
- B29L2031/00—Other particular articles
- B29L2031/26—Sealing devices, e.g. packaging for pistons or pipe joints
- B29L2031/265—Packings, Gaskets
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses polytetrafluoroethylsealed sealed ring automatic mould press, including the mould bases being fixed on column, and the molding cylinder set on the vertical center of mould bases, wherein：It is molded cylinder, top is flexible up and down by the upper mold that upper cylinder drives bottom to have molding bulge loop, and internal bottom position has the lower die of crossette flexible up and down by lower hydraulic oil cylinder driving；The crossette setting of the molding bulge loop face lower die of upper mold, and the top of the crossette of lower die is encircled into sealing ring cavity with molding cylinder inside, molding bulge loop bottom；Sealing ring intracavitary obtains polytetrafluoroethylene (PTFE) feed ethylene by connecting the feed pipe of injection molding machine metering device；The vertical direction of the crossette of lower die runs through an at least discharging mandril, and discharging mandril passes through its up and down motion of discharging power source drive；Upper cylinder, lower oil cylinder and discharging power source are all connected with PLC control devices.The slave feeding of polytetrafluoroethylsealed sealed ring is completed to die forming, the full-automatic processing of product discharging, has high in machining efficiency, formed product is high-quality, and operating cost is low.
Description
Technical field
The present invention relates to technical fields, more particularly to polytetrafluoroethylsealed sealed ring automatic mould press.
Background technology
High molecular polymer, especially polytetrafluoroethylene (PTFE) (PTFE) and ultra-high molecular weight polyethylene (UHMWPE), due to it
The features such as melt viscosity is high, friction coefficient is small, critical shear rate is low brings very big difficulty to being kneaded, being molded, and use is existing
Injection molding machine be difficult injection molding, it more difficult to be molded super-huge workpiece.
Chinese patent, Application Number (patent)：It is special to disclose a kind of composite material, high molecular polymer by CN03230670.9
With former, include the kneading machine (twin screw or single screw extruder) with batch hopper, the injection barrel with piston and
Moulding press.The outlet of kneading machine is connected by check (non-return) valve with the front outlet for injecting barrel, and molding material can will be needed to note
Enter to inject barrel, it can be ensured that the material of each product is completely new；Inject mold phase of the barrel by check (non-return) valve and moulding press
Material in filling barrel is injected mold by connection by piston.
The equipment will be kneaded plastic alloy, and injection molding, molding are unified in one, overcome macromolecule polymer material, compound
The problem of material, especially polytetrafluoroethylene (PTFE) (PTFE) and the difficult injection molding of ultra-high molecular weight polyethylene (UHMWPE)；Simultaneously by only
Molding large-mass workpiece can be reached by changing the volume of injection cylinder, overcome general injection molding machine molding large-mass workpiece equipment
The high problem of cost reduces mold clamping force further through being molded after low-pressure injection molding, can not only reduce equipment cost, in turn ensure
Product quality, because compared with other injection molding machines, machine cost is cheaper, and only 1/5th or so, it is straight using molding
It is connected into type, has maximally utilised the energy of briquetting pressure, reduces energy consumption, and is easy molding larger product and multimode
Chamber product.The orientation of molding materials is small, does not crack, indeformable, easily ensures quality, is especially easy molding high molecular polymerization
The composite materials such as object material and various plastic alloys.
But the poly- four Buddhists vinyl-products of sheet can only be molded using the former, circular product cannot be made.
Invention content
In order to overcome the above-mentioned deficiencies of the prior art, the present invention provides it is a kind of can under the control of PLC control devices
It is automatic to realize conveying feeding, die forming and the automatic mould press for unloading polytetrafluoroethylsealed sealed ring automatically.
The technical solution adopted in the present invention is：Polytetrafluoroethylsealed sealed ring automatic mould press, including the mould bases that is fixed on column,
And the molding cylinder set on the vertical center of mould bases, wherein：
It is molded cylinder, top is flexible up and down by the upper mold that upper cylinder drives bottom to have molding bulge loop, and internal bottom position is logical
It is flexible up and down to cross down lower die of the hydraulic oil cylinder driving with crossette；
The crossette setting of the molding bulge loop face lower die of upper mold, and the top of the crossette of lower die and molding cylinder inside, molding are convex
Ring bottom is encircled into sealing ring cavity；
Sealing ring intracavitary obtains polytetrafluoroethylene (PTFE) feed ethylene by connecting the feed pipe of injection molding machine metering device；
The vertical direction of the crossette of lower die runs through an at least discharging mandril, and discharging mandril is by discharging power source drive above and below it
Movement；
Upper cylinder, lower oil cylinder and discharging power source are all connected with PLC control devices.
Further, the side for being molded bulge loop is additionally provided with the company for the molding collar for being more than the molding bulge loop for connection diameter
Hole is connected, is molded in bulge loop and the connection through-hole of molding collar and passes through plug-in and pull-off device.
Further, molding bulge loop is equipped at least three connection through-holes, each connection through-hole connects a plug-in and pull-off device.
Further, the crossette of lower die is equipped with groove close to center position, is equipped in the outer respective slot of lower die for adjusting
The lower die bushing of mould preparation pressure sealing ring size obtained.
Further, feed pipe passes through the molding bulge loop of molding cylinder or upper mold or the crossette of lower die to be conveyed to sealing ring cavity
Polytetrafluoroethylene (PTFE) feed ethylene.
Compared with prior art, the beneficial effects of the invention are as follows：The polytetrafluoroethylsealed sealed ring automatic mould press of the present invention, in lower die
Top crossette is set so that the top of the crossette of lower die on the inside of molding cylinder, molding bulge loop bottom be encircled into sealing ring cavity,
Only polytetrafluoroethylene (PTFE) feed ethylene need to be poured into a mould to sealing ring intracavitary when before sealing loop forming or shaping, upper die and lower die act on simultaneously,
Can die forming sealing ring, overall structure is simple, the molding bulge loop of upper mold and the crossette size of lower die can design compared with
It is small, the manufacture of sealing ring can be met, integral die machine is light-weight compared with the existing technology, and structure is easy to implement.
In addition, after sealing ring die forming, the vertical direction for being located at the crossette of lower die runs through an at least discharging top
Bar realizes automatic discharging under the driving of discharging power source, completes the slave feeding of polytetrafluoroethylsealed sealed ring to die forming, product discharging
Full-automatic processing, there is high in machining efficiency, the features such as formed product is high-quality, and operating cost is low.
It synthetically says, polytetrafluoroethylsealed sealed ring automatic mould press of the invention, overall structure is simple, whole compared with the existing technology
Moulding press is light-weight, and structure is easy to implement；And the slave feeding of polytetrafluoroethylsealed sealed ring can be completed to die forming, product discharging
Full-automatic processing, have it is high in machining efficiency, formed product is high-quality, and operating cost is low.
Description of the drawings
Fig. 1 is the structure chart of one embodiment of polytetrafluoroethylsealed sealed ring automatic mould press；
Fig. 2 is the structure chart of one embodiment of upper mold；
Fig. 3 is the structure chart of one embodiment of lower die；
Wherein：1- columns, 2- mould bases, 3- are molded cylinder, 4- upper cylinders, 5- upper molds, 51- molding bulge loops, 511- connection through-holes, 52-
Plug-in and pull-off device, 53- molding collars；Oil cylinder under 6-, 7- lower dies, 71- crossettes, 711- grooves, 72- lower die bushings；8- seals ring cavity,
9- feed pipes, 10- discharging mandrils, 11- discharging power sources, 12-PLC control devices.
Specific implementation mode
In order to deepen the understanding of the present invention, present invention will be further explained below with reference to the attached drawings and examples, the implementation
Example is only used for explaining the present invention, does not constitute and limits to protection scope of the present invention.
As shown in Figure 1, polytetrafluoroethylsealed sealed ring automatic mould press, including the mould bases 2 that is fixed on column 1, and it is set to mould bases 2
The molding cylinder 3 of vertical center, wherein：It is molded cylinder 3, top drives bottom to have the upper of molding bulge loop 51 by upper cylinder 4
About 5 mould is flexible, and internal bottom position is flexible by lower die about 7 of the driving of lower oil cylinder 6 with crossette 71；The mould of upper mold 5
The crossette 71 of 51 face lower die 7 of belling ring is arranged, and the top of the crossette 71 of lower die 7 and 3 inside of molding cylinder, molding bulge loop 51
Bottom is encircled into sealing ring cavity 8；It seals in ring cavity 8 and obtains polytetrafluoroethylene (PTFE) by connecting the feed pipe 9 of injection molding machine metering device
Feed ethylene may be implemented to entering accurately controlling for the polytetrafluoroethylene (PTFE) feed ethylene in sealing ring cavity 8；The crossette 71 of lower die 7
Vertical direction runs through an at least discharging mandril 10, and discharging mandril 10 drives its realization that moves up and down will by discharging power source 11
The polytetrafluoroethylsealed sealed ring shaped releases sealing ring cavity and carries out discharging automatically；Realize these controls, it is necessary to by upper cylinder 4, lower oil
Cylinder 6 and discharging power source 11 are all connected with PLC control devices 12.
Specifically, the course of work of the polytetrafluoroethylsealed sealed ring automatic mould press of the present invention is：
Crossette is set at the top of lower die so that the top of the crossette of lower die is encircled into molding cylinder inside, molding bulge loop bottom
Seal ring cavity, before seal loop forming or when shaping only need to sealing ring intracavitary cast polytetrafluoroethylene (PTFE) feed ethylene, upper mold, under
Mould acts on simultaneously, can die forming sealing ring.After sealing ring die forming, the vertical direction positioned at the crossette of lower die passes through
Wear an at least discharging mandril, automatic discharging realized under the driving of discharging power source, complete the slave feeding of polytetrafluoroethylsealed sealed ring to
Die forming, product discharging full-automatic processing.
In the above-described embodiments, shown in Figure 2, the side of molding bulge loop 51 is additionally provided with is more than the mould for connection diameter
Pass through plug in the connection through-hole 511 of the molding collar 53 of belling ring 51, molding bulge loop 51 and the connection through-hole 511 of molding collar
Device 52, molding collar are connected to the outside of molding bulge loop 51, may be implemented to process sealing ring of different shapes pluggablely,
It may be implemented to process the sealing ring of different dimensions, the setting of the structure can use same set of upper and lower mold to process different
Size and varying cross-section sealing ring.
In order to realize same purpose, through-holes 511 can also be connected at least provided with three in the molding bulge loop 51 of upper mold 5,
Each connection through-hole 511 connects a plug-in and pull-off device 52.Plug-in and pull-off device 51 described here can use the plug of standard component
Pin, can also designed, designed have plug function device instead of using, since the structure is relatively conventional, here just not in detail
Narration.
As shown in figure 3, groove 711 can also be equipped with close to center position in the crossette 71 of lower die 7, corresponded to outside lower die 7
It is equipped with the lower die bushing 72 for adjusting molding sealing ring size obtained in groove 711, different rulers are processed also for realizing
The sealing ring of very little specification can use same set of upper and lower mold to process the sealing ring of different sizes and varying cross-section.
More preferably embodiment is that feed pipe 9 passes through molding cylinder 3 or the molding bulge loop 51 of upper mold or the crossette 71 of lower die 7
Polytetrafluoroethylene (PTFE) feed ethylene is conveyed to sealing ring cavity, specifically passes through that device elder generation sealing ring feeding, it is fixed according to use habit.
What the embodiment of the present invention was announced is preferred embodiment, and however, it is not limited to this, the ordinary skill people of this field
Member understands the spirit of the present invention easily according to above-described embodiment, and makes different amplification and variation, but as long as not departing from this
The spirit of invention, all within the scope of the present invention.
Claims (5)
1. polytetrafluoroethylsealed sealed ring automatic mould press, it is characterised in that：Including being fixed on column（1）On mould bases（2）, and it is set to mould
Frame（2）The molding cylinder of vertical center（3）, wherein：
It is molded cylinder（3）, top passes through upper cylinder（4）Drive bottom that there is molding bulge loop（51）Upper mold（5）It is flexible up and down, it is internal
Bottom position pass through lower oil cylinder（6）Driving has crossette（71）Lower die（7）It is flexible up and down；
Upper mold（5）Molding bulge loop（51）Face lower die（7）Crossette（71）Setting, and lower die（7）Crossette（71）Top
Portion and molding cylinder（3）Inside, molding bulge loop（51）Bottom is encircled into sealing ring cavity（8）；
Seal ring cavity（8）The interior feed pipe by connecting injection molding machine metering device（9）Obtain polytetrafluoroethylene (PTFE) feed ethylene；
Lower die（7）Crossette（71）Vertical direction run through an at least discharging mandril（10）, discharging mandril（10）Pass through discharging
Power source（11）Drive its up and down motion；
Upper cylinder（4）, lower oil cylinder（6）With discharging power source（11）It is all connected with PLC control devices（12）.
2. polytetrafluoroethylsealed sealed ring automatic mould press according to claim 1, it is characterised in that：It is molded bulge loop（51）Side also
Equipped with for connection diameter be more than the molding bulge loop（51）Molding collar（53）Connection through-hole（511）, it is molded bulge loop（51）
With molding collar（53）Connection through-hole（511）Inside pass through plug-in and pull-off device（52）.
3. polytetrafluoroethylsealed sealed ring automatic mould press according to claim 2, it is characterised in that：It is molded bulge loop（51）At least provided with
Three connection through-holes（511）, each connection through-hole（511）Connect a plug-in and pull-off device（52）.
4. the polytetrafluoroethylsealed sealed ring automatic mould press according to claim 1-3 any one, it is characterised in that：Lower die（7）'s
Crossette（71）It is equipped with groove close to center position（711）, lower die（7）Outer respective slot（711）It is interior to be equipped with for adjusting molding
The lower die bushing of sealing ring size obtained（72）.
5. polytetrafluoroethylsealed sealed ring automatic mould press according to claim 4, it is characterised in that：Feed pipe（9）Across molding cylinder
（3）Or the molding bulge loop of upper mold（51）Or lower die（7）Crossette（71）Polytetrafluoroethylene (PTFE) feed ethylene is conveyed to sealing ring cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810641732.7A CN108544702A (en) | 2018-06-21 | 2018-06-21 | Ptfe ring automatic mould press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810641732.7A CN108544702A (en) | 2018-06-21 | 2018-06-21 | Ptfe ring automatic mould press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108544702A true CN108544702A (en) | 2018-09-18 |
Family
ID=63492863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810641732.7A Pending CN108544702A (en) | 2018-06-21 | 2018-06-21 | Ptfe ring automatic mould press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108544702A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112659438A (en) * | 2020-12-22 | 2021-04-16 | 梁佳鹏 | Single double-end polytetrafluoroethylene mould pressing rod machining device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06344370A (en) * | 1993-06-04 | 1994-12-20 | Kasai Kogyo Co Ltd | Mold press molding method and mold assembly therefor |
| WO2006016609A1 (en) * | 2004-08-11 | 2006-02-16 | Japan Gmt Co., Ltd. | Mold for stamping molding, stamping molding device, method of manufacturing stamping molded product, and stamping molded product |
| JP2006176393A (en) * | 2004-11-25 | 2006-07-06 | Hoya Corp | Molding die for molding press and method for manufacturing optical element |
| CN102941685A (en) * | 2012-10-30 | 2013-02-27 | 宁波百琪达自动化设备有限公司 | Full-automatic seal forming mold press |
| CN105058675A (en) * | 2015-09-02 | 2015-11-18 | 绍兴县皇冠机械有限公司 | Mold capable of automatic alignment and compression molding of special plastic bottle cover and compression molding device |
| CN106915026A (en) * | 2017-04-27 | 2017-07-04 | 南通海利特橡塑机械有限公司 | Polytetrafluoroethylene (PTFE) tubular article moulding press |
| CN107825637A (en) * | 2017-11-29 | 2018-03-23 | 佛山市达曼森密封科技有限公司 | A kind of polytetrafluorethyletubular tubular product automatic extruding former |
| CN208841674U (en) * | 2018-06-21 | 2019-05-10 | 南通海利特橡塑机械有限公司 | Ptfe ring automatic mould press |
-
2018
- 2018-06-21 CN CN201810641732.7A patent/CN108544702A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06344370A (en) * | 1993-06-04 | 1994-12-20 | Kasai Kogyo Co Ltd | Mold press molding method and mold assembly therefor |
| WO2006016609A1 (en) * | 2004-08-11 | 2006-02-16 | Japan Gmt Co., Ltd. | Mold for stamping molding, stamping molding device, method of manufacturing stamping molded product, and stamping molded product |
| JP2006176393A (en) * | 2004-11-25 | 2006-07-06 | Hoya Corp | Molding die for molding press and method for manufacturing optical element |
| CN102941685A (en) * | 2012-10-30 | 2013-02-27 | 宁波百琪达自动化设备有限公司 | Full-automatic seal forming mold press |
| CN105058675A (en) * | 2015-09-02 | 2015-11-18 | 绍兴县皇冠机械有限公司 | Mold capable of automatic alignment and compression molding of special plastic bottle cover and compression molding device |
| CN106915026A (en) * | 2017-04-27 | 2017-07-04 | 南通海利特橡塑机械有限公司 | Polytetrafluoroethylene (PTFE) tubular article moulding press |
| CN107825637A (en) * | 2017-11-29 | 2018-03-23 | 佛山市达曼森密封科技有限公司 | A kind of polytetrafluorethyletubular tubular product automatic extruding former |
| CN208841674U (en) * | 2018-06-21 | 2019-05-10 | 南通海利特橡塑机械有限公司 | Ptfe ring automatic mould press |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112659438A (en) * | 2020-12-22 | 2021-04-16 | 梁佳鹏 | Single double-end polytetrafluoroethylene mould pressing rod machining device |
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