CN107584716A - A kind of shaped device and forming method - Google Patents
A kind of shaped device and forming method Download PDFInfo
- Publication number
- CN107584716A CN107584716A CN201610524131.9A CN201610524131A CN107584716A CN 107584716 A CN107584716 A CN 107584716A CN 201610524131 A CN201610524131 A CN 201610524131A CN 107584716 A CN107584716 A CN 107584716A
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- pressure head
- cylinder
- shaped device
- push rod
- installing plate
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- 238000000034 method Methods 0.000 title claims abstract description 14
- 230000001737 promoting effect Effects 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims description 58
- 238000003825 pressing Methods 0.000 claims description 23
- 238000007789 sealing Methods 0.000 claims description 21
- 238000007493 shaping process Methods 0.000 claims description 17
- 238000000605 extraction Methods 0.000 claims description 16
- 238000009434 installation Methods 0.000 abstract description 4
- 239000012778 molding material Substances 0.000 abstract description 2
- 238000010276 construction Methods 0.000 abstract 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 8
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 8
- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 239000007788 liquid Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000005086 pumping Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 208000010727 head pressing Diseases 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Abstract
The invention discloses a kind of shaped device and forming method, shaped device includes：Installing plate；Cylinder, its first end are fixed on the installing plate, and its first end is closed by the installing plate, and its second end has opening；First pressure head, it is movably disposed in the cylinder, and positioned at the first end of the cylinder；First push rod, it is connected, is movably disposed on the installing plate with first pressure head, for promotes first pressure head to be slided in the cylinder；Second pressure head, it is movably disposed in the cylinder, is oppositely arranged positioned at the second end of the cylinder, and with first pressure head；Second push rod, it is connected with second pressure head, for promoting second pressure head to be slided in the cylinder, and second pressure head can depart from the cylinder under the pulling of second push rod.The shaped device of the present invention is simple in construction, easy to operate, and convenient installation is safeguarded, obtained molding materials reliable in quality, quality is high.
Description
Technical field
The present invention relates to the structure-design technique field of shaped device, espespecially a kind of shaped device and shaping
Method.
Background technology
Before PTFE tube pushes production, generally require to carry out extruding base to PTFE powder raw materials,
And the quality after blank shaping has a great influence to the production quality of PTFE tube.
Traditional PTFE cylinder material base shaped devices, which generally comprise one end, has steel cylinder and the setting of opening
In the pressing device of opening, in manufacturing process, first PTFE blanks are placed in steel cylinder, then
Blank is pushed from the side of steel cylinder by pressing device, blank is molded in steel cylinder, but pass through this
The general Density inhomogeneity of material made from kind device, inferior quality, and be not easily taken out；It is in addition, existing
The design of pressure head is unreasonable in PTFE cylinder material base shaped devices, causes during pressing materials,
Caused gas or liquid cannot discharge in steel cylinder, and density easily occurs after the shaping of PTFE blanks
Inequality, and phenomena such as comprising stomata hole, further have impact on the quality of production of PTFE tube.
Therefore, the applicant is directed to providing a kind of new shaped device and forming method.
The content of the invention
It is an object of the invention to provide a kind of shaped device and forming method, shaped device can be from two
Direction pressing materials, make material uniform force in forming process, so that density is equal after material forming
It is even, in addition, this shaped device is also convenient for taking out the material after shaping.
In order to solve the above technical problems, the invention provides a kind of shaped device, including：Installing plate；
Cylinder, its first end are fixed on the installing plate, and its first end is closed by the installing plate, its
Second end has opening；First pressure head, it is movably disposed in the cylinder, and is located at the cylinder
The first end of body；First push rod, it is connected with first pressure head, is movably disposed at the installation
On plate, for promoting first pressure head to be slided in the cylinder；Second pressure head, movably sets
Put in the cylinder, be oppositely arranged positioned at the second end of the cylinder, and with first pressure head；
Second push rod, it is connected with second pressure head, for promoting second pressure head to be slided in the cylinder
It is dynamic, and second pressure head can depart from the cylinder under the pulling of second push rod.
Preferably, first row stomata is provided with first pressure head, on the periphery wall of first pressure head
Provided with first row air drain, and the first row stomata connects with first row air drain；And/or；Described
Second row stomata is provided with two pressure heads, the periphery wall of second pressure head is provided with second row air drain, and
The second row stomata connects with second row air drain.
Preferably, the shaped device also includes：At least one air extraction structure, the air extraction structure with
The first row stomata connection of first pressure head.
Preferably, the shaped device also includes：At least one air extraction structure, the air extraction structure with
The second row stomata connection of second pressure head.
Preferably, the contact surface of first pressure head and the cylinder is provided with the first sealing structure；With
/ or；The contact surface of second pressure head and the cylinder is provided with second seals structure.
Preferably, first push rod is integrally formed or is detachably connected with first pressure head.
Preferably, second push rod is integrally formed or is detachably connected with second pressure head.
Preferably, the shaped device also includes：Center-pole, center-pole are fixed on the installing plate,
And it is located in the cavity of the cylinder.
Preferably, the contact surface of first pressure head and the center-pole is provided with the 3rd sealing structure；
And/or；The contact surface of second pressure head and the center-pole is provided with the 4th sealing structure.
Preferably, the center-pole and the cylinder are coaxial.
The invention also discloses a kind of forming method using above-mentioned shaped device, including step：
S10：Material is placed in the cylinder；
S20：First pressure head, second push rod is promoted to promote described the with first push rod
Two pressure heads, first pressure head and the second pressure head make material forming from both direction pressing materials respectively；
S30：Second pressure head is driven to depart from the cylinder with second push rod；
S40：Promote first pressure head that the material after shaping is released into the cylinder with first push rod
Body.
Preferably, the forming method also includes step between the step S20 and step S30
S50：Take gas caused by pressing materials away.
The shaped device of the present invention can realize following at least one beneficial effect：
1st, shaped device of the invention can remain stationary as the first pressure head, so in pressing materials
The second pressure head is promoted with the second push rod afterwards, the second pressure head pressing materials make material forming, can also made
Pressing materials make material forming respectively from both direction for first pressure head and the second pressure head, in this case,
The uniform force at material both ends, the material density after shaping is uniform, quality better；Other material forming
Afterwards, the second pressure head is taken out of by the second push rod, then pushed away the material after shaping by the first pressure head
Go out cylinder, convenient taking-up material is so set.
2nd, shaped device of the invention is mutually interconnected by being set on the first pressure head and/or the second pressure head
Logical steam vent, air discharge duct can be discharged in gas caused by pressing materials, naturally it is also possible to arranged
Go out in liquid caused by pressing materials, so as to effectively avoid containing stomata hole in the material after shaping
Hole, further ensure the quality of the material after shaping.
3rd, shaped device of the invention is provided with air extraction structure, when gas compares caused by pressing materials
When more, air extraction structure can timely and effectively drain in the steam vent of the first pressure head and/or the second pressure head
Gas, contain stomata hole in the material after making shaping so as to avoid gas from draining in time,
Further increase the quality of the material after shaping.
4th, shaped device of the invention is by setting center-pole the material after shaping is had hollow knot
Structure, and sealing ring is housed between center-pole and pressure head so that center-pole is during pressing materials
Guiding and sealing function are played to material.
5th, shaped device of the invention is provided with sealing on the contact surface of pressure head and center-pole and cylinder
Structure, improves the sealing of shaped device, is further advantageous to improve the quality of molding materials.
6th, shaped device of the invention is by the way that cylinder and center-pole are fixed on a mounting board, specific
Using when installing plate can be fixed on the operational platform, it is downward with the second push rod during pressing materials
Push the second pressing plate, then by the second pressing plate pressing materials, it is so easy to operation, and shaped device
Structure is more firm.
Brief description of the drawings
The present invention is described in further detail with reference to the accompanying drawings and detailed description：
Fig. 1 is a kind of structural representation of specific embodiment of the shaped device of the present invention；
Fig. 2 is the structural representation of the second pressure head in shaped device shown in Fig. 1；
Fig. 3 is the sectional view of the second pressure head shown in Fig. 2.
Drawing reference numeral explanation：
Installing plate 10, cylinder 20, the first pressure head 30, the first push rod 40, the second pressure head 50, second
Steam vent 51, second row air drain 52, the second seal groove 53, the 4th seal groove 54, the second push rod 60,
Air extraction structure 70, exhaust tube 71, gas joint 72, center-pole 80, material A.
Embodiment
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be right
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that,
Drawings in the following description are only some embodiments of the present invention, for those of ordinary skill in the art
For, on the premise of not paying creative work, it can also be obtained according to these accompanying drawings other attached
Figure.
Embodiment one
Embodiment one discloses a kind of shaped device, including：Installing plate；Cylinder, its first end are fixed
On a mounting board, and its first end is mounted plate closing, and its second end has opening；First pressure head,
It is movably disposed in cylinder, and positioned at the first end of cylinder；First push rod, connect with the first pressure head
Connect, be movably disposed on installing plate, for promoting the first pressure head to be slided in cylinder；Second pressure
Head, it is movably disposed in cylinder, is oppositely arranged positioned at the second end of cylinder, and with the first pressure head；
Second push rod, it is connected with the second pressure head, for promoting the second pressure head to be slided in cylinder, and the second pressure
Head can depart from cylinder under the pulling of the second push rod.
Embodiment two
Compared with embodiment one, the shaped device of embodiment two thes improvement is that, in embodiment two
First row stomata is provided with disclosed shaped device in first pressure head, the periphery wall of the first pressure head is provided with
First row air drain, and first row stomata connects with first row air drain.Second exhaust is provided with second pressure head
Hole, the periphery wall of the second pressure head is provided with second row air drain, and second row stomata connects with second row air drain
It is logical.
Specifically, shaped device also includes two air extraction structures, two air extraction structures are pressed with first respectively
The second row stomata connection of the first row stomata, the second pressure head of head.
Certainly, in other embodiments, outage and sump pit can also be set on pressure head, then led to
Cross and set pumping device to take the liquid in outage away, so as to avoid material from being produced during extruding
Excessive liquid causes the materials quality after shaping bad.
Embodiment three
Shaped device and the structure of embodiment one disclosed in example three is essentially identical, and difference exists
In provided with the first sealing on the contact surface of first pressure head and cylinder in the shaped device in embodiment three
The contact surface of structure, the second pressure head and cylinder is provided with second seals structure, by setting sealing structure
The sealing property between pressure head and cylinder can be improved.
Specifically, the first push rod is integrally formed with the first pressure head, the second push rod and the second pressure head one into
Type, the steadiness that can improve structure is so set.
Example IV
Shaped device and the structure of embodiment one disclosed in example IV is essentially identical, and difference exists
In the shaped device in example IV also includes center-pole, and center-pole is fixed on a mounting board, and is worn
It is located in the cavity of cylinder, center-pole is coaxial with cylinder.
Specifically, the contact surface of the first pressure head and center-pole is provided with the 3rd sealing structure, the second pressure head
The 4th sealing structure is provided with the contact surface of center-pole, the close of shaped device can be lifted by so setting
Sealing property.
After material is encased in cylinder, a hollow structure is formed in the presence of center-pole.
Embodiment five
Embodiment five is shaped device one kind more preferred embodiment of the present invention, including：Installing plate
10；Cylinder 20, in the present embodiment, cylinder 20 are cylinder steel cylinder, and its first end is fixed on installation
On plate 10, and its first end is mounted plate 10 and closed, and its second end has opening；First pressure head 30,
It is movably disposed in cylinder 20, and positioned at the first end of cylinder 20；First push rod 40, with
One pressure head 30 connects, and is movably disposed on installing plate 10, for promoting the first pressure head 30 to exist
Slided in cylinder 20, the first push rod 40 is provided with two in the present embodiment；Second pressure head 50, it is removable
It is arranged in cylinder 20, is set relatively positioned at the second end of cylinder 20, and with the first pressure head 30 dynamicly
Put；Second push rod 60, it is connected with the second pressure head 50, for promoting the second pressure head 50 in cylinder 20
Interior slip, and the second pressure head 50 can depart from cylinder 20 under the pulling of the second push rod 60, in this implementation
The second push rod 60 is provided with two in example.
As shown in Figure 2 and Figure 3, first row stomata is provided with the first pressure head 30, the first pressure head 30
Periphery wall is provided with first row air drain, and first row stomata connects with first row air drain；Second pressure head 50
In be provided with second row stomata 51, the periphery wall of the second pressure head 50 is provided with second row air drain 52, and
Two steam vents 51 connect with second row air drain 52.
Specifically, the shaped device in the present embodiment also includes a pair of air extraction structures 70, a pair of pumping knots
The first row stomata with the first pressure head 30, the second row stomata 51 of the second pressure head 50 connect structure 70 respectively
It is logical.Air extraction structure 70 includes the gentle joint 72 of exhaust tube 71, and gas joint 72 is arranged on pressure head (
One pressure head or the second pressure head) steam vent in.
Specifically, the contact surface of the first pressure head 30 and cylinder 20 is provided with the first sealing structure；Second
The contact surface of pressure head 50 and cylinder 20 is provided with second seals structure, and the second pressure head 50 is provided with the
Two seal grooves 53, the second seal groove is interior to be provided with sealing ring (not shown).
Specifically, the first push rod 40 is connected through a screw thread with the first pressure head 30, the second push rod 60 with
Second pressure head 50 is connected through a screw thread, and so sets the installation and dismounting for being easy to shaped device.
Specifically, shaped device also includes center-pole 80, center-pole 80 is fixed on installing plate 10,
And be located in the cavity of cylinder 20, and center-pole 80 and cylinder 20 are coaxial.When so setting,
The structure of shaped device is more solid and reliable.
Specifically, the contact surface of the first pressure head 30 and center-pole 80 is provided with the 3rd sealing structure；The
The contact surface of two pressure heads 50 and center-pole 80 is provided with the 4th sealing structure, the second pressure head 50 outside
Perisporium is provided with the 4th seal groove 54, and sealing ring (not shown) is provided with the 4th seal groove.
The concrete application situation of the embodiment five of the shaped device of the present invention is as follows：
1st, first material A is placed on 20 in cylinder；
2nd, the pressing materials A of the second pressure head 50 is pushed down on by the second push rod 60；
3rd, gas caused by pressing materials A is taken away with air extraction structure 70；
4th, after material forming, the second pressure head 50 is driven to detach cylinder 20 with the second push rod 60, then
Drive the first pressure head 30 that the material A after shaping is released into cylinder 20 with the first push rod 40.
Embodiment six
Present embodiment discloses the forming method of shaped device in Application Example one, including step：
S10：Material is placed in cylinder；
S20：The first pressure head, the second push rod is promoted to promote the second pressure head, the first pressure head with the first push rod
Make material forming from both direction pressing materials respectively with the second pressure head；
S30：The second pressure head is driven to depart from cylinder with the second push rod；
S40：Promote the first pressure head that the material after shaping is released into cylinder with the first push rod.
Embodiment seven
Present embodiment discloses the forming method of shaped device in Application Example two, including step：
S10：Material is placed in cylinder；
S20：The first pressure head, the second push rod is promoted to promote the second pressure head, the first pressure head with the first push rod
Make material forming from both direction pressing materials respectively with the second pressure head；
S30：Drain gas caused by pressing materials；
S40：The second pressure head is driven to depart from cylinder with the second push rod；
S50：Promote the first pressure head that the material after shaping is released into cylinder with the first push rod.
Of course, in other specific embodiments, shaped device middle cylinder body of the invention can also be set to
Square or cuboid；Cylinder can also be made up of engineering plastics；First push rod and the first pressure head and
The connected mode of two push rods and the second pressure head can select other dismountable connection sides as needed
Formula；Outage and sump pit can also be set on first pressure head and the second pressure head, then set again one with
The pumping device of outage connection；Center-pole can be coaxially disposed with cylinder, can not also be coaxially disposed；
Air extraction structure can be set to one, and an air extraction structure is used to extract to be arranged in the first pressure head or the second pressure head
Gas in stomata, the gas in the steam vent of the first pressure head and the second pressure head can also be extracted simultaneously；
In addition, the size of each part can also be selected according to being actually needed in the shaped device of the present invention,
Here is omitted.
Described above is only the preferred embodiment of the present invention, it is noted that for the art
For those of ordinary skill, under the premise without departing from the principles of the invention, some improvement can also be made
And retouching, these improvements and modifications also should be regarded as protection scope of the present invention.
Claims (10)
- A kind of 1. shaped device, it is characterised in that including：Installing plate；Cylinder, its first end are fixed on the installing plate, and its first end is closed by the installing plate,Its second end has opening；First pressure head, it is movably disposed in the cylinder, and positioned at the first end of the cylinder；First push rod, it is connected with first pressure head, is movably disposed on the installing plate, is used for First pressure head is promoted to be slided in the cylinder；Second pressure head, it is movably disposed in the cylinder, positioned at the second end of the cylinder, and with First pressure head is oppositely arranged；Second push rod, it is connected with second pressure head, for promoting second pressure head in the cylinder Slide, and second pressure head can depart from the cylinder under the pulling of second push rod.
- 2. shaped device as claimed in claim 1, it is characterised in that：First row stomata is provided with first pressure head, the periphery wall of first pressure head is provided with first row Air drain, and the first row stomata connects with first row air drain；And/or；Second row stomata is provided with second pressure head, the periphery wall of second pressure head is provided with second row Air drain, and the second row stomata connects with second row air drain.
- 3. shaped device as claimed in claim 2, it is characterised in that also include：At least one air extraction structure, first row stomata and/or institute of the air extraction structure with first pressure head State the second row stomata connection of the second pressure head.
- 4. shaped device as claimed in claim 1, it is characterised in that：The contact surface of first pressure head and the cylinder is provided with the first sealing structure；And/or；The contact surface of second pressure head and the cylinder is provided with second seals structure.
- 5. shaped device as claimed in claim 1, it is characterised in that：First push rod is integrally formed or is detachably connected with first pressure head；And/or；Second push rod is integrally formed or is detachably connected with second pressure head.
- 6. shaped device as claimed in claim 1, it is characterised in that also include：Center-pole, it is fixed on the installing plate, and is located in the cavity of the cylinder.
- 7. shaped device as claimed in claim 6, it is characterised in that：The contact surface of first pressure head and the center-pole is provided with the 3rd sealing structure；And/or；The contact surface of second pressure head and the center-pole is provided with the 4th sealing structure.
- 8. shaped device as claimed in claim 6, it is characterised in that：The center-pole and the cylinder are coaxial.
- 9. a kind of forming method using shaped device any one of claim 1 to 8, its feature exists In, including step：S10：Material is placed in the cylinder；S20：First pressure head, second push rod is promoted to promote second pressure with first push rod Head, first pressure head and the second pressure head make material forming from both direction pressing materials respectively；S30：Second pressure head is driven to depart from cylinder with second push rod；S40：Promote first pressure head that the material after shaping is released into the cylinder with first push rod.
- 10. forming method as claimed in claim 9, it is characterised in that：Also include step S50 between the step S20 and step S30：Take away caused by pressing materials Gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610524131.9A CN107584716A (en) | 2016-07-06 | 2016-07-06 | A kind of shaped device and forming method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610524131.9A CN107584716A (en) | 2016-07-06 | 2016-07-06 | A kind of shaped device and forming method |
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| Publication Number | Publication Date |
|---|---|
| CN107584716A true CN107584716A (en) | 2018-01-16 |
Family
ID=61044964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610524131.9A Pending CN107584716A (en) | 2016-07-06 | 2016-07-06 | A kind of shaped device and forming method |
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| Country | Link |
|---|---|
| CN (1) | CN107584716A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4872822A (en) * | 1986-12-01 | 1989-10-10 | Pirelli Coordinamento Pneumatici S.P.A. | Tire curing press mechanism |
| CN1182669A (en) * | 1996-11-14 | 1998-05-27 | 松下电器产业株式会社 | Powder press moulding method and press and dry cell |
| CN203752564U (en) * | 2014-01-09 | 2014-08-06 | 宁波氟纳斯氟材科技有限公司 | Blank fabrication machine |
| CN203818420U (en) * | 2014-05-13 | 2014-09-10 | 四川中邦模具有限公司 | Compression molding die for improving forming rate of oil tank end covers of automobile |
-
2016
- 2016-07-06 CN CN201610524131.9A patent/CN107584716A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4872822A (en) * | 1986-12-01 | 1989-10-10 | Pirelli Coordinamento Pneumatici S.P.A. | Tire curing press mechanism |
| CN1182669A (en) * | 1996-11-14 | 1998-05-27 | 松下电器产业株式会社 | Powder press moulding method and press and dry cell |
| CN203752564U (en) * | 2014-01-09 | 2014-08-06 | 宁波氟纳斯氟材科技有限公司 | Blank fabrication machine |
| CN203818420U (en) * | 2014-05-13 | 2014-09-10 | 四川中邦模具有限公司 | Compression molding die for improving forming rate of oil tank end covers of automobile |
Non-Patent Citations (1)
| Title |
|---|
| 蔡飞虎等: "《陶瓷墙地砖生产技术》", 武汉理工大学出版社, pages: 453 * |
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