CN208841674U - Ptfe ring automatic mould press - Google Patents
Ptfe ring automatic mould press Download PDFInfo
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- CN208841674U CN208841674U CN201820957014.6U CN201820957014U CN208841674U CN 208841674 U CN208841674 U CN 208841674U CN 201820957014 U CN201820957014 U CN 201820957014U CN 208841674 U CN208841674 U CN 208841674U
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- molding
- lower die
- crossette
- bulge loop
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Abstract
The utility model discloses ptfe 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: molding cylinder, top is flexible up and down by the upper mold that upper oil cylinder drives bottom to have molding bulge loop, and internal bottom position has the lower die of crossette flexible up and down by the driving of lower oil cylinder；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 bulge loop bottom are encircled into sealing ring cavity；The intracavitary feed pipe by connecting injection molding machine metering device of sealing ring obtains polytetrafluoroethylene (PTFE) feed ethylene；The vertical direction of the crossette of lower die runs through at least one discharging mandril, and discharging mandril passes through its up and down motion of discharging power source drive；Upper oil cylinder, lower oil cylinder and discharging power source are all connected with PLC control device.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 ptfe ring automatic mould press.
Background technique
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, coefficient of friction is small, critical shear rate is low brings very big difficulty to being kneaded, being molded, and use is existing
Injection molding machine is difficult injection molding, it more difficult to form super-huge workpiece.
Chinese patent, Application Number (patent): CN2015205498899 discloses a kind of composite material, high molecular polymer
Shaping equipment, kneading machine (twin screw or single screw extruder), the injection barrel with piston including having batch hopper
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
Injection injection barrel, it can be ensured that the material of each product is completely new；Inject the mold that barrel passes through check (non-return) valve and moulding press
It is connected, the material in filling barrel is injected by mold 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
The volume for changing injection cylinder can reach molding large-mass workpiece, overcome general injection molding machine molding large-mass workpiece equipment and make
The high problem of valence 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 machine cost is cheaper compared with other injection molding machines, only 1/5th or so, using molding directly at
Type has maximally utilised the energy of briquetting pressure, reduces energy consumption, and is easy the biggish product of molding and multimode cavity system
Product.The orientation of molding materials is small, does not crack, indeformable, easily guarantee quality, is especially easy molding macromolecule polymer material
And the composite materials such as various plastic alloys.
But the polytetrafluoroethylproducts products of sheet can only be formed using the molding equipment, circular product cannot be made.
Summary of the invention
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 device
It is automatic to realize conveying feeding, die forming and the automatic mould press for unloading polytetrafluoroethylsealed sealed ring automatically.
The technical scheme adopted by the invention is that: ptfe ring automatic mould press, including the mould bases being fixed on column, and
Molding cylinder set on the vertical center of mould bases, in which:
It is molded cylinder, the bottom position that top drives bottom to have the upper mold of molding bulge loop flexible up and down, internal by upper oil cylinder
Set has the lower die of crossette flexible up and down by the driving of lower oil cylinder；
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, mould
Belling ring bottom is encircled into sealing ring cavity；
The intracavitary feed pipe by connecting injection molding machine metering device of sealing ring obtains polytetrafluoroethylene (PTFE) feed ethylene；
The vertical direction of the crossette of lower die run through at least one discharging mandril, discharging mandril by discharging power source drive its
It moves up and down；
Upper oil cylinder, lower oil cylinder and discharging power source are all connected with PLC control device.
Further, the side for being molded bulge loop is additionally provided with the company for being greater than the molding collar of 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 is conveyed to sealing ring cavity
Polytetrafluoroethylene (PTFE) feed ethylene.
Compared with prior art, the beneficial effects of the present invention are: ptfe ring automatic mould press of the invention, on the top of lower die
Crossette is arranged in portion, so that the top of the crossette of lower die and molding cylinder inside, molding bulge loop bottom are encircled into sealing ring cavity, is sealing
It need to only be acted on simultaneously to the intracavitary casting polytetrafluoroethylene (PTFE) feed ethylene of sealing ring, upper die and lower die before loop forming or when shaping,
Die forming sealing ring, overall structure is simple, and the molding bulge loop of upper mold and the crossette size of lower die can design smaller, energy
Enough meet the manufacture of sealing ring, integral die machine is light-weight compared with the existing technology, and structure is easy to accomplish.
In addition, the vertical direction positioned at the crossette of lower die runs through at least one discharging top after sealing ring die forming
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, ptfe ring automatic mould press of the invention, overall structure is simple, compared with the existing technology integral die
Machine is light-weight, and structure is easy to accomplish；And can complete the slave feeding of polytetrafluoroethylsealed sealed ring to die forming, product discharging it is complete from
Dynamic processing, has high in machining efficiency, and formed product is high-quality, and operating cost is low.
Detailed description of the invention
Fig. 1 is the structure chart of one embodiment of ptfe 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- column, 2- mould bases, 3- molding cylinder, 4- upper oil cylinder, 5- upper mold, 51- molding bulge loop, 511- connection through-hole,
52- plug-in and pull-off device, 53- molding collar；Oil cylinder under 6-, 7- lower die, 71- crossette, 711- groove, 72- lower die bushing；8- sealing ring
Chamber, 9- feed pipe, 10- discharging mandril, 11- discharging power source, 12-PLC control device.
Specific embodiment
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 for explaining only the invention, does not constitute protection scope of the present invention and limits.
As shown in Figure 1, ptfe ring automatic mould press, including the mould bases 2 being fixed on column 1, and is set to mould bases 2 vertically
The molding cylinder 3 of center, in which: molding cylinder 3, top drive bottom to have in the upper mold 5 of molding bulge loop 51 by upper oil cylinder 4
Lower flexible, internal bottom position has about 7 lower die of crossette 71 flexible by the driving of lower oil cylinder 6；The molding bulge loop of upper mold 5
The crossette 71 of 51 face lower dies 7 is arranged, and 3 inside of the top of the crossette 71 of lower die 7 and molding cylinder, molding 51 bottom of bulge loop are closed
Surround sealing ring cavity 8；It seals in ring cavity 8 and polytetrafluoroethylene (PTFE) feed ethylene is obtained by the feed pipe 9 of connection injection molding machine metering device,
The accurate control to the polytetrafluoroethylene (PTFE) feed ethylene entered in sealing ring cavity 8 may be implemented；The vertical direction of the crossette 71 of lower die 7
Through at least one discharging mandril 10, discharging mandril 10 drives it to move up and down and realizes and will shape by discharging power source 11
Polytetrafluoroethylsealed sealed ring releases sealing ring cavity automatically and carries out discharging；Realize these controls, it is necessary to by upper oil cylinder 4, lower oil cylinder 6 and discharging
Power source 11 is all connected with PLC control device 12.
Specifically, the course of work of ptfe ring automatic mould press of the invention is:
Crossette is set at the top of lower die, so that the top of the crossette of lower die and molding cylinder inside, molding bulge loop bottom are closed
Surround sealing ring cavity, before sealing loop forming or when shaping only need to the intracavitary casting polytetrafluoroethylene (PTFE) feed ethylene of sealing ring, on
Mould, lower die act on simultaneously, can die forming sealing ring.After sealing ring die forming, positioned at lower die crossette it is vertical
Direction run through at least one discharging mandril, realize automatic discharging under the driving of discharging power source, complete polytetrafluoroethylsealed sealed ring from
Feeding is to die forming, the full-automatic processing of product discharging.
In the above-described embodiments, shown in Figure 2, the side of molding bulge loop 51, which is additionally provided with, is greater than the mould for connection diameter
Pass through plug in the connection through-hole 511 of the connection through-hole 511 of the molding collar 53 of belling ring 51, molding bulge loop 51 and molding collar
Device 52, molding collar are connected to the outside of molding bulge loop 51 pluggablely, may be implemented to process sealing ring of different shapes,
It may be implemented to process the sealing ring of different dimensions, it is different that same set of upper and lower mold processing can be used in the setting of the structure
Size and varying cross-section sealing ring.
In order to realize same purpose, can also upper mold 5 molding bulge loop 51 at least provided with three connection through-holes 511,
Each connection through-hole 511 connects a plug-in and pull-off device 52.The plug of standard component can be used in plug-in and pull-off device 51 described here
Pin can also have the device of plug function instead of using just not detailed here since the structure is relatively conventional with designed, designed
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, processes different rulers also for realizing
The sealing ring that same set of upper and lower mold processes different size and varying cross-section can be used in the sealing ring of very little specification.
More preferably embodiment is that feed pipe 9 passes through the molding bulge loop 51 of molding cylinder 3 or 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, easily according to above-described embodiment, understands spirit of the invention, and make 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. ptfe ring automatic mould press, it is characterised in that: including the mould bases (2) being fixed on column (1), and be set to mould bases
(2) the molding cylinder (3) of vertical center, in which:
It is molded cylinder (3), top is stretched up and down by the upper mold (5) that upper oil cylinder (4) drive bottom to have molding bulge loop (51), internal
Bottom position by lower oil cylinder (6) driving have crossette (71) lower die (7) stretch up and down；
The crossette (71) of molding bulge loop (51) the face lower die (7) of upper mold (5) is arranged, and the top of the crossette (71) of lower die (7)
Portion and molding cylinder (3) inside, molding bulge loop (51) bottom are encircled into sealing ring cavity (8)；
It seals in ring cavity (8) and polytetrafluoroethylene (PTFE) feed ethylene is obtained by the feed pipe (9) of connection injection molding machine metering device；
The vertical direction of the crossette (71) of lower die (7) runs through at least one discharging mandril (10), and discharging mandril (10) passes through discharging
Power source (11) drives its up and down motion；
Upper oil cylinder (4), lower oil cylinder (6) and discharging power source (11) are all connected with PLC control device (12).
2. ptfe ring automatic mould press according to claim 1, it is characterised in that: the side of molding bulge loop (51) is additionally provided with
It is greater than the connection through-hole (511) of the molding collar (53) of the molding bulge loop (51) for connection diameter, is molded bulge loop (51) and mould
Pass through plug-in and pull-off device (52) in the connection through-hole (511) of pressing sleeve ring (53).
3. ptfe ring automatic mould press according to claim 2, it is characterised in that: molding bulge loop (51) is at least provided with three
It connects through-hole (511), each connection through-hole (511) connects a plug-in and pull-off device (52).
4. ptfe ring automatic mould press according to claim 1 to 3, it is characterised in that: the crossette of lower die (7)
(71) groove (711) are equipped with close to center position, are equipped in lower die (7) outer respective slot (711) and are made for adjusting molding
Sealing ring size lower die bushing (72).
5. ptfe ring automatic mould press according to claim 4, it is characterised in that: feed pipe (9) pass through molding cylinder (3) or
The molding bulge loop (51) of upper mold or the crossette (71) of lower die (7) convey polytetrafluoroethylene (PTFE) feed ethylene to sealing ring cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820957014.6U CN208841674U (en) | 2018-06-21 | 2018-06-21 | Ptfe ring automatic mould press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820957014.6U CN208841674U (en) | 2018-06-21 | 2018-06-21 | Ptfe ring automatic mould press |
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| Publication Number | Publication Date |
|---|---|
| CN208841674U true CN208841674U (en) | 2019-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820957014.6U Active CN208841674U (en) | 2018-06-21 | 2018-06-21 | Ptfe ring automatic mould press |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108544702A (en) * | 2018-06-21 | 2018-09-18 | 南通海利特橡塑机械有限公司 | Ptfe ring automatic mould press |
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2018
- 2018-06-21 CN CN201820957014.6U patent/CN208841674U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108544702A (en) * | 2018-06-21 | 2018-09-18 | 南通海利特橡塑机械有限公司 | Ptfe ring automatic mould press |
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