CN202727329U - Vacuum compression moulding machine - Google Patents
Vacuum compression moulding machine Download PDFInfo
- Publication number
- CN202727329U CN202727329U CN 201220124390 CN201220124390U CN202727329U CN 202727329 U CN202727329 U CN 202727329U CN 201220124390 CN201220124390 CN 201220124390 CN 201220124390 U CN201220124390 U CN 201220124390U CN 202727329 U CN202727329 U CN 202727329U
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- vacuum chamber
- hydraulic cylinder
- hydraulic
- forming machine
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- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model relates to a vacuum compression moulding machine which comprises a main machine. The main machine comprises a vacuum chamber, a piston, a hydraulic cylinder, a hydraulic pump and a hydraulic oil tank, the vacuum compression moulding machine also comprises a vacuum pump used for vacuumizing the vacuum chamber, and lifting devices controlled by the hydraulic cylinder are arranged on the side plates of two sides of the main machine along two sides of the vacuum chamber, and a plate-shaped component is connected between the lifting devices. The vacuum chamber is arranged inside the main machine, the vacuum chamber is provided with an opening part, the vacuum chamber also comprises a seal plate used for controlling the opening and closing of the opening part, and a movable platform is arranged inside the vacuum chamber. The hydraulic cylinder part which controls the movable platform to lift up and down and is driven through the hydraulic pump is arranged on the lower portion of the vacuum chamber. The vacuum compression moulding machine can meet the using needs with the motive power accounting to 70% of the horsepower of a common machine of the same kind, and meanwhile structure of the vacuum compression moulding machine is simplified, and failure rate is reduced.
Description
Technical field:
The utility model relates to the pressure forming machine field, especially a kind of vacuum pressure forming machine.
Background technology:
The vacuum pressure forming machine that uses in global industry at present is to add in addition in the main frame inside of usual pressure forming machine vacuum (-tight) housing (chamber) device is set, in vacuum (-tight) housing (chamber), form under the state of vacuum, to raw material heat and pressurize after make it to become formed product.The go to the bottom all-round rubber seal of setting of end face of peristome of the vacuum (-tight) housing of the type (chamber) forms seal cavity and freely openable but can closely engage with the mould pallet of below.The concrete operation step of the type vacuum pressure forming machine is: open vacuum (-tight) housing (chamber), mould is positioned on the mould pallet, after shutting vacuum (-tight) housing (chamber) and making it into vacuum state, to the heating of the mould in the vacuum (-tight) housing (chamber) pressurization, thereby make the raw material that is placed in the mould be configured as product.
In recent years, along with the continuous maximization of product demand and complicated, produce required mould and the process equipment of product and also more and more tend to large-scale.So, the operation power that matches with equipment and to use, also just increasing such as the power of the driving of hydraulic pump system and electric heating system etc.Therefore, according to the vacuum forming machine that above-mentioned technical background manufactures and designs, owing to be subjected to the restriction of mechanical design structure, its vacuum (-tight) housing (chamber) can only design within the size range of vertical (leading) post of four masters that is placed on this kind equipment.The larger then corresponding required process equipment of mould is just larger, and the shared solid space of equipment is also just more and more taller and bigger.Simultaneously, the maximization of mould makes mold periphery have the periphery of hydraulic system plunger (push rod) of locked mode pressure more and more most to mould apart from this kind equipment, and this just very likely makes periphery away from mould center of effort at work owing to the stressed irregular mould slight deformation that occurs.If mould deforms, will produce the space between the upper/lower die, the burr of the product that processes thus or overlap will increase, and the size of product itself is affected by it also might and error occurs.
In sum, present vacuum pressure forming machine existent defect has: Whole Equipment is tall and big, heavy, the expense material is taken a lot of work when making; Factory uses floor space larger; Energy resource consumption is larger.Therefore, the type equipment has all larger shortcomings of manufacturing cost, use cost and energy consumption cost.
The utility model content:
The technical problems to be solved in the utility model provides a kind of small volume, the saving energy, reduces the vacuum pressure forming machine of equipment failure rate.
Further, it is convenient that this utility model has also solved the sealing plate lifting; The vacuum chamber sealing is tight; The stressed uniform technical problem of mould.
The technical solution of the utility model is as follows: vacuum pressure forming machine, comprise main frame, described main frame comprises vacuum chamber, piston, hydraulic cylinder, hydraulic pump and hydraulic oil container, described vacuum pressure forming machine also comprises be used to the vavuum pump that vacuum chamber is vacuumized, on two side plates of main frame, both sides along vacuum chamber are provided with the lowering or hoisting gear of being controlled by hydraulic cylinder, are connected with tabular component between the lowering or hoisting gear; Described vacuum chamber is positioned at main frame, and vacuum chamber has peristome, and this vacuum chamber also comprises for the sealing plate of this peristome switch of control, movable platform is housed in the vacuum chamber; Described main frame also is provided with a slip cylinder, and described slip cylinder passes the rear plate of vacuum chamber and is fixedly connected with mould pallet on the movable platform; Described vacuum chamber below be equipped with the lifting of control movable platform, by the hydraulic cylinder part of hydraulic pump drive; The both sides side sheet room of described main frame is equipped with the molding connecting rod for molding; Hydraulic oil container is equipped with in the bottom of described main frame.
Preferably, described main frame also comprises computer regulated baric systerm, on the top board of main frame electric cabinet is housed, and the sealing plate lowering or hoisting gear of baric systerm driving and the press device that the control sealing plate opens and closes are housed on the described sealing plate.
Preferably, described sealing plate is equipped with O type circle along having O type groove on the edge in the O type groove.
Preferably, described hydraulic cylinder comprises that partly hydraulic cylinder reaches the piston supporting with hydraulic cylinder, and described hydraulic cylinder comprises a main hydraulic cylinder, four auxiliary hydraulic cylinders.
Preferably, described four auxiliary hydraulic cylinders are positioned at the main hydraulic cylinder periphery, and align with four bights of mould.
Preferably, described host number is at least one.
Preferably, described slip cylinder is Pneumatic driving type slip cylinder.
Preferably, described main frame is hexahedral shape.
Device Host of the present utility model is to lead the design that vacuum (-tight) housing (chamber) is set in vertical (leading) posts with the main frame four of the alternative prior art of box design of steel plate formation, and vacuum chamber is positioned at casing.But the opening case structure that the vacuum chamber part of placing mould is installed by the steel plate sealing add in addition the one side folding freely sealing plate and jointly consist of.Behind the air, internal vacuum chamber just becomes a working space that is in vacuum state in shutting this vacuum chamber sealing plate and the casing of finding time.The design can make the operating temperature in the vacuum chamber obtain the reservation of more and long period in operation process, thereby reaches energy-saving and cost-reducing purpose.And, vertical (leading) post of four masters of main frame and work done that existing technologies has been saved in the box design of this patent main frame make it reciprocating pneumatic system device in vacuum (-tight) housing (chamber) parts, the volume of main frame is greatly reduced, therefore, the integral body of this equipment can be accomplished not only small and exquisite but also practical, has greatly reduced the raw materials consumption of device fabrication and taking of using area.The layout of hydraulic system of the present utility model and baric systerm device also is one of new main.The effect of the design's baric systerm device is the action of finishing production operation by folding and mould about the computer control vacuum chamber sealing plate from the motion of the mechanisms such as vacuum chamber turnover folding.
Adopt this technical scheme, this vacuum pressure forming machine motor horsepower only needs 70% of the similar common type of existing technologies.And the hydraulic cylinder of present technique hydraulic system partly is the one five cylinders design of unique hydraulic circuit.Be hydraulic cylinder part whole by one be positioned at main hydraulic cylinder and the main hydraulic ram at cylinder body center and be positioned at four peripheral four jiaos auxiliary hydraulic cylinders and corresponding auxiliary piston etc. jointly form can free work activities the Hydraulic Lock Mould System device, improve greatly the capacity for work of Hydraulic Lock Mould System.When main hydraulic ram is carried out the pressurization locked mode to being placed on mould on the mould pallet, four auxiliary pistons that are positioned at four jiaos on main hydraulic cylinder periphery also can be simultaneously pressurize to 4 on the periphery of mould with balancing in power, make the integral body of mould be able to uniform stressed, thereby can reduce the distortion of mold periphery, avoid the generation of product burr or overlap, guaranteed dimensional accuracy and the yield rate of product when saving energy resource consumption; Moreover, just because of the unique design of present technique has improved the capacity for work of hydraulic system greatly, thereby obtained the effect that can obtain huge briquetting pressure with less hydraulic power supply.Therefore, the energy resource consumption of the hydraulic system of present technique part is compared to the similar peer device of existing technologies and can saves about 30%, reaches obvious energy-saving effect.
The design's vacuum pressure forming machine has less type under equal briquetting pressure.This vacuum pressure forming machine main frame is case construction, the left and right sides and rear side are closed, the front side by can be freely closed sealing plate consist of casing, vacuum chamber is an opening and not mobile when work only, therefore the internal vacuum chamber heat outwards distributes lessly in the processes such as molding after the formed product, plays obvious energy-conserving action.The design's vacuum pressure forming machine structure is relatively simple, and required number of components is less, seldom breaks down easy-maintaining.
Description of drawings:
Further specify the utility model below in conjunction with the drawings and specific embodiments.
Fig. 1 is front view of the present utility model.
Fig. 2 is the right view of Fig. 1.
Fig. 3 is the perspective view of shaping hydraulic device in the utility model.
Fig. 4 is the cutaway view of shaping hydraulic device in the utility model.
The specific embodiment:
For technological means, creation characteristic that the utility model is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.
It below is the schematic view illustrating of relevant the design's example.Fig. 1-Fig. 4 is the expression of a kind of example of the design.The vacuum pressure forming machine of this example is that 2 main frames 12 are 1 group, and main frame shown in the figure 12 is hexahedral shape, and this main frame 12 can also be processed into other shapes as required certainly.Each device Host 12 all forms cuboid by pair of side plates 14 and top board 17 and is arranged on the base plate 18.The front of device Host 12 is provided with the peristome 13 of rectangle, and main frame 12 interior vacuum chambers 15 as molding space are connected.The vacuum chamber 15 of device Host 12 forms confined space by pair of side plates 14 and top board 17, rear plate 16 and bottom side plate (not indicating on the figure), and bottom side plate is between movable platform 48 and hydraulic cylinder group 51.Peristome 13 is arranged to sealable closed state by sealing plate 20.
But the periphery of sealing plate 20 inboards is provided with the O type circle 24 of the peristome 13 of wrapped vacuum chamber 15.O type circle 24 closely is entrenched on the O type ring recess of sealing plate 20.The press device of sealing plate 20 is comprised of cylinder etc., and the O type circle 24 on the sealing plate 20 is got final product by the periphery that is pressed in peristome 13 to touch gently degree.And, the O type circle 24 fricton-tight peripheries that touch at vacuum chamber 15, but make vacuum chamber 15 form enclosure space.
When sealing plate lowering or hoisting gear 22 moves up and down, for O type circle 24 and device Host 12 surfaces of peristome 13 peripheries are not rubbed, the O type circle 24 outside position front ends of giving prominence to any are provided with the connecting member (indicating on the figure) that can freely press sealing plate 20.O type circle 24 closely is entrenched in the O type ring recess, even vacuum chamber 15 is in vacuum state, the inboard of sealing plate 20 is owing to there is O type circle 24 also can not contact with peristome 13 peripheries.
On the pair of side plates 14 of device Host 12, be provided with the tabular component 30 of horizontal direction along the both sides of vacuum chamber 15.Respectively having a plurality of pillars 32 to pass through hole on each tabular component 30 is fixed.Pillar 32 belows are provided with the lowering or hoisting gear 36 with hydraulic cylinder 34, and a pair of lifting tube 38 is arranged respectively on each lowering or hoisting gear 36, are fixedly connected with by the retaining member that does not mark among the piston of hydraulic cylinder 34 and the figure.Thus, the upper mold mounting plate 41 that is contained between the pair of plate-shaped member 30 can be by 36 liftings of hydraulic cylinder 34 control lowering or hoisting gears.Upper mold mounting plate 41 rises to certain position when above by lowering or hoisting gear 36, upper mold mounting plate 41 1 ends link with fixed component 43, upper mold mounting plate 41 continues to rise by lowering or hoisting gear 36, upper mold mounting plate 41 will begin up to shake centered by fixed component 43, person's one side that the inboard that is fixed on the patrix 44a on the mold mounting plate 41 just can be apparent in the oriented manipulation so both can make things convenient for molding.
Be in the device Host 12, the hydraulic system of vacuum chamber 15 belows, its top is provided with such as Fig. 3, movable platform 48 shown in Figure 4.Be fixed with mould pallet 40 on the movable platform 48.Up and down mould 44 is placed on mould pallet 40 tops, and the bottom arranges thermal insulation board (not indicating on the figure).And patrix 44a is fixed on the following formation one of mold mounting plate 41.Below the top board 17 of device Host 12, be provided with thermal insulation board (not indicating on the figure), the bottom of upper thermal insulation board arranges heating plate (not indicating on the figure), is positioned at the top of being close to patrix 44a.
This hydraulic system also is provided with the hydraulic cylinder group 51 that is comprised of main hydraulic ram 52 and the main hydraulic cylinder 53 that matches, auxiliary piston 56 and auxiliary hydraulic cylinder 54 of matching etc.Main hydraulic cylinder 53 interior notes hydraulic oil fillings can make main hydraulic ram 52 liftings of main pressue device.The main hydraulic cylinder 53 of hydraulic cylinder group 51 is provided with 4 auxiliary hydraulic cylinders 54 that can allow mould 44 and movable platform 48 move up and down along with moving of main hydraulic ram 52 on peripheral four jiaos.Hydraulic cylinder group 51 is provided with all hollow outs of hydraulic cylinder part by formation such as rectangle steel or cast iron materials.
The auxiliary hydraulic cylinder 54 of hydraulic cylinder group 51 be positioned at four bights of mould 44 periphery under.Be fitted with separately respectively the auxiliary piston 56 of columnar metal on the auxiliary hydraulic cylinder 54 that main hydraulic cylinder is 53 4 jiaos, the extended line of auxiliary piston 56 moving directions is aimed at the corner of mould 44.In addition, the setting as the auxiliary hydraulic cylinder of hydraulic cylinder group 51 parts also can be designed to the mode in four jiaos of circular holes of hydraulic cylinder group with auxiliary hydraulic cylinder and auxiliary piston component chimeric.Between the main hydraulic cylinder 53 and auxiliary hydraulic cylinder 54 of hydraulic cylinder group 51, be designed with the hydraulic circuit (not indicating on the figure) of intercommunication, connecting aftermentioned hydraulic pump 62.And the upper end of main hydraulic ram 52 and auxiliary piston 56 all is fixedly connected with movable platform 48, can drive main hydraulic ram 52 and auxiliary piston 56 rises from the hydraulic oil port of hydraulic cylinder group 51 (indicating on the figure) injection liquid force feed.
The back side of each main frame 12 is provided with slip cylinder 58, the slip cylinder 58 that drives by air pressure passes plate 16 behind the vacuum chamber and is fixedly connected with mould pallet 40 on the movable platform 48, mould pallet 40 in the vacuum chamber 15 is moved horizontally inside and outside vacuum chamber 15, between tabular component 30 and vacuum chamber 15, advance and retreat arbitrarily.
The vacuum pressure forming machine of this example is that device Host 12 is arranged on the base plate 18, the bottom of each device Host 12 is provided with hydraulic oil container 60, and the back side is provided with to main hydraulic cylinder 53 and auxiliary hydraulic cylinder 54 and oil pressure is provided and drives main hydraulic ram 52 and the hydraulic pump 62 of auxiliary piston 56 work.Between 2 device Hosts 12, be provided with the shared vavuum pump 64 that makes vacuum chamber 15 be vacuum.In addition, the top between 2 device Hosts 12 is provided with electric cabinet 66, and the front is provided with display screen 68.
Below, will carry out following explanation to the vacuum pressure forming machine that how to operate this example.At first, fall the sealing plate 20 of device Host 12 and open vacuum chamber 15, mould pallet 40 is slided to the place ahead fore side by slip cylinder 58 along side tabular component 30.Then, mould 44 is installed to after the mould pallet 40, is moved back into vacuum chamber 15 inside, mould pallet 40 is installed on the movable platform 48.After this, rely on sealing plate lowering or hoisting gear 22 that sealing plate 20 is risen, cover the peristome 13 of vacuum chamber 15.The sealing plate 20 of this moment depends on the effect of the closed coupling member of freedom of relative vacuum chamber 15 open circumferential, is entrenched in sealing plate 20 O type circle 24 all around and can contact with peristome 13.When sealing plate 20 rises to the position relative with peristome 13, press by press device, make the vacuum chamber 15 inner air-tight states that form around O type circle 24 closing vacuum chamber 15.At this moment, as long as being pressed into, O type circle 24 make it just all touch the degree of the periphery of peristome 13.After this, vavuum pump 64 comes into operation, and makes the vacuum chamber 15 inner vacuum states that form.Then, the surface of sealing plate 20 will be pressed down by atmospheric pressure, and O type circle 24 will tightly be adjacent to the periphery of peristome 13.But even under this state, the inboard of sealing plate 20 self still can not touch the periphery of peristome 13.This is because of O type circle 24 and the tight mutually embedding of annular ditch, owing to absorb the space of distortion, O type circle 24 is quite not fragile.
Next, by fluid injection pressurization in 62 pairs of hydraulic cylinder devices of hydraulic pump main hydraulic ram 52 is risen, make rubber in 44 li moulding of mould.At this moment, during movable platform 48 rises to pressing position, at first switch hydraulic circuit, simultaneously to 54 li fluid injections pressurizations of 4 auxiliary hydraulic cylinders, the motion by 4 auxiliary pistons 56 is risen movable platform 48 by hydraulic pump 62.Simultaneously, the motion of movable platform 48 has also driven the rising of main hydraulic ram 52.Be provided with by-pass line (on the figure indicate) in the main hydraulic cylinder 53 of main hydraulic ram 52, need not pressurize just can be at an easy rate with oily inspiration, so movable platform 48 and main hydraulic ram 52 can rise to pressing position (indicating on the figure) soon.
Shown in the operating conditions of vacuum pressure forming machine, because hydraulic cylinder partly rises movable platform 48 and main hydraulic ram 52 by four auxiliary hydraulic cylinders 54, so auxiliary piston 56 can rise rapidly, move very fast as mentioned.And, during formed product, when main hydraulic ram 52 can produce immense strength and makes rubber-moulding, it is that four jiaos of mould 44 also can carry out positive pressurization at the extended line of compression aspect that 4 auxiliary hydraulic cylinders 54 and auxiliary piston 56 see through movable platform 48 and mould pallet 40, counterdie 44b can be out of shape because of discontinuity equalization, can not produce the space between upper and lower mould 44a, the 44b, thereby can not have the accurate rubber-moulding of burr.
In addition, the design of this vacuum forming machine is not limited in above-mentioned operation and implements the sample attitude.The shape of sealing plate, drive structure, perhaps the entrance structure of mould etc. can carry out suitable change.
More than show and described basic principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; that describes in above-described embodiment and the specification just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (8)
1. vacuum pressure forming machine, it is characterized in that: this vacuum pressure forming machine comprises main frame, and described main frame comprises vacuum chamber, piston, hydraulic cylinder, hydraulic pump and hydraulic oil container, and described vacuum pressure forming machine also comprises be used to the vavuum pump that vacuum chamber is vacuumized,
On two side plates of main frame, be provided with the lowering or hoisting gear by hydraulic cylinder control along the both sides of vacuum chamber, be connected with tabular component between the lowering or hoisting gear;
Described vacuum chamber is positioned at main frame, and vacuum chamber has peristome, and this vacuum chamber also comprises for the sealing plate of this peristome switch of control, movable platform is housed in the vacuum chamber;
Described main frame also is provided with a slip cylinder, and described slip cylinder passes the rear plate of vacuum chamber and is fixedly connected with mould pallet on the movable platform;
Described vacuum chamber below be equipped with the lifting of control movable platform, by the hydraulic cylinder part of hydraulic pump drive;
The both sides side sheet room of described main frame is equipped with the molding connecting rod for molding;
Hydraulic oil container is equipped with in the bottom of described main frame.
2. according to the described vacuum pressure forming machine of claim 1, it is characterized in that: described main frame also comprises computer regulated baric systerm, on the top board of main frame electric cabinet is housed, the sealing plate lowering or hoisting gear of baric systerm driving and the press device that the control sealing plate opens and closes are housed on the described sealing plate.
3. according to the described vacuum pressure forming machine of claim 2, it is characterized in that: described sealing plate is equipped with O type circle along having O type groove on the edge in the O type groove.
4. according to the described vacuum pressure forming machine of claim 1, it is characterized in that: described hydraulic cylinder comprises that partly hydraulic cylinder reaches the piston supporting with hydraulic cylinder, and described hydraulic cylinder comprises a main hydraulic cylinder, four auxiliary hydraulic cylinders.
5. according to the described vacuum pressure forming machine of claim 4, it is characterized in that: described four auxiliary hydraulic cylinders are positioned at the main hydraulic cylinder periphery, and align with four bights of mould.
6. according to each described vacuum pressure forming machine in the claim 1 to 5, it is characterized in that: described host number is at least one.
7. according to each described vacuum pressure forming machine in the claim 1 to 5, it is characterized in that: described slip cylinder is Pneumatic driving type slip cylinder.
8. according to the described vacuum pressure forming machine of claim 1, it is characterized in that: described main frame is hexahedral shape.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011-002991 | 2011-05-27 | ||
| JP2011002991U JP3169603U (en) | 2011-05-27 | 2011-05-27 | Vacuum forming machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202727329U true CN202727329U (en) | 2013-02-13 |
Family
ID=47664479
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220124390 Expired - Fee Related CN202727329U (en) | 2011-05-27 | 2012-03-19 | Vacuum compression moulding machine |
| CN201210086232.4A Pending CN103552232A (en) | 2011-05-27 | 2012-03-19 | Vacuum compression moulding machine |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210086232.4A Pending CN103552232A (en) | 2011-05-27 | 2012-03-19 | Vacuum compression moulding machine |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP3169603U (en) |
| CN (2) | CN202727329U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103552232A (en) * | 2011-05-27 | 2014-02-05 | 叶渊理 | Vacuum compression moulding machine |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106042174B (en) * | 2016-06-06 | 2018-11-13 | 江西应陶康顺实业有限公司 | A kind of hydraulic pressure direct-push pug mill and its method |
| CN110918138A (en) * | 2019-12-20 | 2020-03-27 | 沈阳航天新光压力容器有限公司 | Vacuum chamber with stable platform and processing technology thereof |
| CN111438974A (en) * | 2020-04-01 | 2020-07-24 | 洛阳广盈机械设备有限公司 | Movable self-lifting multi-layer negative pressure plate manufacturing device |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2393708Y (en) * | 1999-09-28 | 2000-08-30 | 万融机械工业有限公司 | Vacuum forming apparatus with fastening press mechanism |
| JP2005186152A (en) * | 2003-12-26 | 2005-07-14 | Iwaki Corporation:Kk | Vacuum molding machine |
| CN2910537Y (en) * | 2006-06-05 | 2007-06-13 | 汕头市维保包装机械有限公司 | Negative make-up apparatus of vacuum sucking-moulding machine |
| JP3169603U (en) * | 2011-05-27 | 2011-08-04 | 有限会社イワキコーポレーション | Vacuum forming machine |
-
2011
- 2011-05-27 JP JP2011002991U patent/JP3169603U/en not_active Expired - Fee Related
-
2012
- 2012-03-19 CN CN 201220124390 patent/CN202727329U/en not_active Expired - Fee Related
- 2012-03-19 CN CN201210086232.4A patent/CN103552232A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103552232A (en) * | 2011-05-27 | 2014-02-05 | 叶渊理 | Vacuum compression moulding machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103552232A (en) | 2014-02-05 |
| JP3169603U (en) | 2011-08-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130213 Termination date: 20160319 |