CN108454020A - Mold is manufactured convenient for the plastic bowl of fast demoulding - Google Patents
Mold is manufactured convenient for the plastic bowl of fast demoulding Download PDFInfo
- Publication number
- CN108454020A CN108454020A CN201810523741.6A CN201810523741A CN108454020A CN 108454020 A CN108454020 A CN 108454020A CN 201810523741 A CN201810523741 A CN 201810523741A CN 108454020 A CN108454020 A CN 108454020A
- Authority
- CN
- China
- Prior art keywords
- upper mold
- lower die
- mounting base
- moving spring
- plastic bowl
- 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
- 239000004033 plastic Substances 0.000 title claims abstract description 46
- 229920003023 plastic Polymers 0.000 title claims abstract description 46
- 238000001816 cooling Methods 0.000 claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 16
- 238000002347 injection Methods 0.000 claims description 10
- 239000007924 injection Substances 0.000 claims description 10
- 238000003466 welding Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000000465 moulding Methods 0.000 abstract description 7
- 238000001746 injection moulding Methods 0.000 abstract description 5
- 239000000498 cooling water Substances 0.000 abstract description 4
- 239000000243 solution Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 238000010257 thawing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000003670 easy-to-clean Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/2602—Mould construction elements
-
- 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
-
- 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/72—Heating or cooling
- B29C45/73—Heating or cooling of the mould
-
- 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
- B29L2031/712—Containers; Packaging elements or accessories, Packages
- B29L2031/7132—Bowls, Cups, Glasses
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a kind of plastic bowls convenient for fast demoulding to manufacture mold, including upper mold mounting base, upper mold, lower die mounting base, lower die, top plate and second back-moving spring, upper mold is installed at the bottom centre of the upper mold mounting base, the bottom of the upper mold mounting base is provided with lower die mounting base, it is connected with lower die at the top of the lower die mounting base, second back-moving spring is installed at the top of the lower die, top plate is installed at the top center of the second back-moving spring, structure of the invention is scientific and reasonable, it is safe and convenient to use, the cooling water injected by water inlet pipe can be quickly cooled down molding plastic bowl, plastic bowl after injection molding can be quickly cooled down, good cooling results；By the rebound of (the first back-moving spring and second back-moving spring, can plastic bowl after cooling be subjected to fast demoulding, be not required to manually be demoulded；By the bolt in turn fixed seat, upper mold is made to be detached with upper mold mounting base, is conveniently replaceable and dismantles upper die and lower die.
Description
Technical field
The present invention relates to plastic products technical field of processing equipment, specially a kind of plastic bowl convenient for fast demoulding manufactures
Mold.
Background technology
Plastic bowl refers to the nontoxic bowl made using food grade PP materials, it can be put into micro-wave oven and directly add
Heat, easy to clean, surface is smooth, since the heat-resisting of plastic bowl, corrosion resistance are good, and can use moise-heat sterilization the advantages that, modeling
Orifice ring uses in daily life extensively.When usual plastic bowl manufacture, need to be added in mold after melting plastic grain
It is cooled and shaped, but existing plastic bowl manufacture mold is in use, plastic bowl after molding is difficult to take out currently on the market,
Automatic demoulding can not be carried out, needs manual operation that could take out, this not only increases the workload of user of service, also reduces
The manufacture efficiency of plastic bowl, and plastic bowl is molded needs temperature reduction that could take out in a mold, often because of the heat dissipation of mold
Effect is poor, influences the shaping speed of plastic bowl, causes the efficiency that plastic bowl manufactures to reduce, to influence yield.
Invention content
The present invention provides a kind of technical solution, can effectively solve plastic bowl after molding mentioned above in the background art
It is difficult to take out, automatic demoulding can not be carried out, need manual operation that could take out, this not only increases the work of user of service
Amount, also reduces the manufacture efficiency of plastic bowl, and plastic bowl be molded need temperature to reduce could to take out in a mold, often because
The heat dissipation effect of mold is poor, influences the shaping speed of plastic bowl, causes the efficiency that plastic bowl manufactures to reduce, to influence yield etc.
Problem.
To achieve the above object, the present invention provides the following technical solutions：A kind of plastic bowl convenient for fast demoulding manufactures mould
Tool, including upper mold mounting base, upper mold, water inlet pipe, injection hole, mounting hole, outlet pipe, lower die mounting base, lower die, handle, limit
Plate, gag lever post, cooling tube, fixed seat, (the first back-moving spring, plug, bowl dress convex block, bowl dress groove, top plate, fixing groove, trade mark
Printed board, telescopic rod and second back-moving spring offer injection hole, the injection hole at the top center of the upper mold mounting base
Side symmetrically offer mounting hole, the side of the mounting hole is connected with water inlet pipe, and the bottom of the water inlet pipe is connected with cold
But it manages, the other side of the mounting hole is connected with outlet pipe, and the bottom of the upper mold mounting base is equipped with upper mold by fixed seat,
Bowl dress convex block is provided at the top center of the upper mold, the side of the upper mold mounting base is symmetrically installed with limiting plate, described
The bottom of upper mold mounting base is connected with lower die mounting base by gag lever post, passes through fixation at the top center of the lower die mounting base
Seat is connected with lower die, and the side inner wall of the lower die is symmetrically connected with (the first back-moving spring by welding, and described first resets bullet
The side of spring is connected with plug, and bowl dress groove is offered at the top center of the lower die, is set at the bottom centre of the lower die
It is equipped with fixing groove, the top of the fixing groove, the bottom of the fixing groove is by being welded and connected with second back-moving spring, and described
Telescopic rod is installed at the top of two resetting springs, top plate, the top of the top plate have been bolted at the top of the telescopic rod
Back stamp brush board has been bolted in portion.
Preferably, one layer of rubber sleeve is coated on the outside of the handle.
Preferably, it is provided with sealing ring on the outside of the plug.
Preferably, the water inlet pipe is internally connected with strainer.
Preferably, the shape of the cooling tube is U-shaped.
Preferably, it is bolted between the upper mold mounting base and fixed seat.
Compared with prior art, beneficial effects of the present invention：Structure of the invention is scientific and reasonable, safe and convenient to use：
(1) cooling water is injected by water inlet pipe, cooling water is quickly cooled down molding plastic bowl in cooling tube, can
Plastic bowl after injection molding is quickly cooled down, prevents plastic bowl from because cooling rate is too low, plastic bowl being made to exist in cooling procedure
The phenomenon that modification is also easy to produce after curing molding；
(2) it is sprung back by (the first back-moving spring, plug can be filled in groove to bowl and be moved, and second back-moving spring rebound drives
Top plate moves up, and in conjunction with being moved in plug, can plastic bowl after cooling be carried out fast demoulding, be not required to manually be demoulded, reduce
The workload of staff increases the efficiency of plastic bowl manufacture；
(3) by the bolt in turn fixed seat, so that upper mold is detached with upper mold mounting base, hold handle, upper mold can be taken
Under, convenient for the replacement and dismounting to upper die and lower die, use is more convenient, and the plastic bowl that need not be manufactured by needs is of different sizes
And frequent more mold exchange.
Description of the drawings
Attached drawing is used to provide further understanding of the present invention, and a part for constitution instruction, the reality with the present invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.
In the accompanying drawings：
Fig. 1 is the structural schematic diagram of the present invention；
Fig. 2 is the sectional view of the present invention；
Fig. 3 is the a-quadrant structural schematic diagram of the present invention；
Figure label：1, upper mold mounting base；2, upper mold；3, water inlet pipe；4, injection hole；5, mounting hole；6, outlet pipe；7, under
Mould mounting base；8, lower die；9, handle；10, limiting plate；11, gag lever post；12, cooling tube；13, fixed seat；14, first resets bullet
Spring；15, plug；16, bowl fills convex block；17, bowl fills groove；18, top plate；19, fixing groove；20, back stamp making sheet；21, telescopic rod；
22, second back-moving spring.
Specific implementation mode
Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, it should be understood that preferred reality described herein
Apply example only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.
Embodiment：As shown in Figs. 1-3, the present invention provides a kind of technical solution, a kind of plastic bowl system convenient for fast demoulding
Modeling has, including upper mold mounting base 1, upper mold 2, water inlet pipe 3, injection hole 4, mounting hole 5, outlet pipe 6, lower die mounting base 7, lower die
8, handle 9, limiting plate 10, gag lever post 11, cooling tube 12, fixed seat 13, (the first back-moving spring 14, plug 15, bowl dress convex block 16,
Bowl dress groove 17, top plate 18, fixing groove 19, back stamp making sheet 20, telescopic rod 21 and second back-moving spring 22, upper mold mounting base 1
Top center at offer injection hole 4, the side of injection hole 4 symmetrically offers mounting hole 5, and the side of mounting hole 4 is connected with
The bottom of water inlet pipe 3, water inlet pipe 3 is connected with cooling tube 12, and the other side of mounting hole 4 is connected with outlet pipe 6, upper mold mounting base 1
Bottom upper mold 2 is equipped with by fixed seat 13, be provided at the top center of upper mold 2 bowl dress convex block 16, upper mold mounting base 1
Side is symmetrically installed with limiting plate 10, and the bottom of upper mold mounting base 1 is connected with lower die mounting base 7, lower die peace by gag lever post 11
It fills and lower die 8 is connected with by fixed seat 13 at the top center of seat 7, the side inner wall of lower die 8 is symmetrically connected with the by welding
The side of one resetting spring 14, (the first back-moving spring 14 is connected with plug 15, offered at the top center of lower die 18 bowl fill it is recessed
Slot 17, fixing groove 19 is provided at the bottom centre of lower die 18, and the bottom at the top of fixing groove 19, fixing groove 19 passes through the company of welding
It is connected to second back-moving spring 22, the top of second back-moving spring 22 is equipped with telescopic rod 21, and the top of telescopic rod 21 passes through bolt
It is connected with top plate 18, back stamp brush board 20 has been bolted in the top of top plate 18.
In order to avoid dismounting upper mold 2 and when lower die 8, handle 9 because upper mold 2 and lower die 8 remaining high temperature due to it is excessively boiling hot, cause to make
User's finger is burned, in the present embodiment, it is preferred that the outside of handle 9 is coated with one layer of rubber sleeve.
When in order to avoid injection molding, there are the plastics of thawing to enter 14 institute of (the first back-moving spring from plug 15 and 8 contact position of lower die
Groove in, in the present embodiment, it is preferred that the outside of plug 15 is provided with sealing ring.
After long-time use, a large amount of impurity is accumulated in cooling tube 12 to be caused to block, in the present embodiment, preferably
, water inlet pipe 3 is internally connected with strainer.
In order to increase the contact area of cooling tube 12 and upper mold 2, accelerate injection molding postcooling, in the present embodiment, it is preferred that cold
But the shape of pipe 12 is U-shaped.
For the ease of the disassembly and installation between upper mold and upper mold mounting base 1, in the present embodiment, it is preferred that upper mold is installed
Seat 1 and fixed seat 13 are bolted between passing through.
The operation principle and process for using of the present invention：This is convenient for the plastic bowl of fast demoulding to manufacture mold in use, upper mold
Mounting base 1 declines along gag lever post 11, can consolidate to the position of upper mold mounting base 1 and lower die mounting base 7 in conjunction with limiting plate 10
Fixed, upper mold 2 fits together with lower die 8, injects thawing into the cavity formed between upper mold 2 and lower die 8 by injection hole 4
Plastic cement, cooling water are entered by water inlet pipe 3 in cooling tube 12, can be passed through after cooling to just being cooled down in molding plastic bowl
Outlet pipe 6 is discharged, and can be quickly cooled down to molding plastic bowl after injection molding；After cooling, upper mold mounting base 1 along
Gag lever post 11 moves up, and (the first back-moving spring 14 is sprung back, and so that plug 15 is moved into bowl dress groove 17, second back-moving spring 22 is returned
Bullet drives telescopic rod 21 to move up, and under being acted on by top plate 18 and plug 15, can plastic bowl after cooling be carried out fast demoulding,
It is not required to manually be demoulded；If desired the plastic bowl for manufacturing different sizes, bolt that can be in turn fixed seat 13 make upper mold
2 detach with upper mold mounting base 1, hold handle 9, can remove upper mold 2, to be replaced to upper mold 2, convenient for 2 He of upper mold
The replacement and dismounting of lower die 8, use is more convenient, need not due to plastic bowl is of different sizes frequent more mold exchange.
Finally it should be noted that：The foregoing is merely the preferred embodiments of the present invention, are not intended to restrict the invention, to the greatest extent
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, for those skilled in the art, still can be with
Technical scheme described in the above embodiments is modified or equivalent replacement of some of the technical features.It is all
Within the spirit and principles in the present invention, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the present invention
Within the scope of shield.
Claims (6)
1. a kind of plastic bowl convenient for fast demoulding manufactures mold, including upper mold mounting base (1), upper mold (2), water inlet pipe (3), note
Mould mouth (4), mounting hole (5), outlet pipe (6), lower die mounting base (7), lower die (8), handle (9), limiting plate (10), gag lever post
(11), cooling tube (12), fixed seat (13), (the first back-moving spring (14), plug (15), bowl dress convex block (16), bowl fill groove
(17), top plate (18), fixing groove (19), back stamp making sheet (20), telescopic rod (21) and second back-moving spring (22), feature exists
In：Injection hole (4) is offered at the top center of the upper mold mounting base (1), the side of the injection hole (4) symmetrically offers
The side of mounting hole (5), the mounting hole (4) is connected with water inlet pipe (3), and the bottom of the water inlet pipe (3) is connected with cooling tube
(12), the other side of the mounting hole (4) is connected with outlet pipe (6), and the bottom of the upper mold mounting base (1) passes through fixed seat
(13) upper mold (2) is installed, bowl dress convex block (16), the upper mold mounting base (1) are provided at the top center of the upper mold (2)
Side be symmetrically installed with limiting plate (10), the bottom of the upper mold mounting base (1) is connected with lower die peace by gag lever post (11)
Seat (7) is filled, lower die (8), the lower die (8) are connected with by fixed seat (13) at the top center of the lower die mounting base (7)
Side inner wall by welding be symmetrically connected with (the first back-moving spring (14), the side of the (the first back-moving spring (14) is connected with
Plug (15), offers bowl dress groove (17) at the top center of the lower die (18), at the bottom centre of the lower die (18)
It is provided with fixing groove (19), the top of the fixing groove (19), the bottom of the fixing groove (19) is by being welded and connected with second
Resetting spring (22) is equipped with telescopic rod (21), the top of the telescopic rod (21) at the top of the second back-moving spring (22)
Top plate (18) has been bolted, back stamp brush board (20) has been bolted at the top of the top plate (18).
2. a kind of plastic bowl convenient for fast demoulding according to claim 1 manufactures mold, which is characterized in that the handle
(9) one layer of rubber sleeve is coated on the outside of.
3. a kind of plastic bowl convenient for fast demoulding according to claim 1 manufactures mold, which is characterized in that the plug
(15) sealing ring is provided on the outside of.
4. a kind of plastic bowl convenient for fast demoulding according to claim 1 manufactures mold, which is characterized in that the water inlet
Pipe (3) is internally connected with strainer.
5. a kind of plastic bowl convenient for fast demoulding according to claim 1 manufactures mold, which is characterized in that the cooling
The shape for managing (12) is U-shaped.
6. a kind of plastic bowl convenient for fast demoulding according to claim 1 manufactures mold, which is characterized in that the upper mold
It is bolted between mounting base (1) and fixed seat (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810523741.6A CN108454020A (en) | 2018-05-28 | 2018-05-28 | Mold is manufactured convenient for the plastic bowl of fast demoulding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810523741.6A CN108454020A (en) | 2018-05-28 | 2018-05-28 | Mold is manufactured convenient for the plastic bowl of fast demoulding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108454020A true CN108454020A (en) | 2018-08-28 |
Family
ID=63215592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810523741.6A Pending CN108454020A (en) | 2018-05-28 | 2018-05-28 | Mold is manufactured convenient for the plastic bowl of fast demoulding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108454020A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109866394A (en) * | 2019-03-05 | 2019-06-11 | 福建省靖虹模具科技有限公司 | A kind of injection mold of teaching aid box stationery series |
| CN110281425A (en) * | 2019-07-25 | 2019-09-27 | 贵州大学 | A kind of molding mold of fast cooling |
| CN111873302A (en) * | 2020-08-12 | 2020-11-03 | 衢州丰帆科技有限公司 | Injection mold and injection molding process thereof |
| CN112172012A (en) * | 2020-09-11 | 2021-01-05 | 东台市强圣精密铸造有限公司 | Injection molding machine with built-in rapid prototyping shedder |
| CN112519149A (en) * | 2020-12-14 | 2021-03-19 | 武汉文睿锡科技有限公司 | Mechanical pneumatic plastic bowl easy-demoulding injection mold |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204701076U (en) * | 2015-06-19 | 2015-10-14 | 浙江方氏眼镜制造有限公司 | A kind of glasses injection mold easy to assembly |
| CN106064463A (en) * | 2016-07-14 | 2016-11-02 | 佛山市联智新创科技有限公司 | A kind of plastic bowl is with making die device |
| CN107718474A (en) * | 2017-11-06 | 2018-02-23 | 安吉德康精密铸件有限公司 | A kind of quick cooling and the small injection forming mold of impulsive force |
| CN208359323U (en) * | 2018-05-28 | 2019-01-11 | 安徽泰诺塑胶有限公司 | A kind of plastic bowl manufacture mold convenient for fast demoulding |
-
2018
- 2018-05-28 CN CN201810523741.6A patent/CN108454020A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204701076U (en) * | 2015-06-19 | 2015-10-14 | 浙江方氏眼镜制造有限公司 | A kind of glasses injection mold easy to assembly |
| CN106064463A (en) * | 2016-07-14 | 2016-11-02 | 佛山市联智新创科技有限公司 | A kind of plastic bowl is with making die device |
| CN107718474A (en) * | 2017-11-06 | 2018-02-23 | 安吉德康精密铸件有限公司 | A kind of quick cooling and the small injection forming mold of impulsive force |
| CN208359323U (en) * | 2018-05-28 | 2019-01-11 | 安徽泰诺塑胶有限公司 | A kind of plastic bowl manufacture mold convenient for fast demoulding |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109866394A (en) * | 2019-03-05 | 2019-06-11 | 福建省靖虹模具科技有限公司 | A kind of injection mold of teaching aid box stationery series |
| CN110281425A (en) * | 2019-07-25 | 2019-09-27 | 贵州大学 | A kind of molding mold of fast cooling |
| CN111873302A (en) * | 2020-08-12 | 2020-11-03 | 衢州丰帆科技有限公司 | Injection mold and injection molding process thereof |
| CN112172012A (en) * | 2020-09-11 | 2021-01-05 | 东台市强圣精密铸造有限公司 | Injection molding machine with built-in rapid prototyping shedder |
| CN112519149A (en) * | 2020-12-14 | 2021-03-19 | 武汉文睿锡科技有限公司 | Mechanical pneumatic plastic bowl easy-demoulding injection mold |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180828 |
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| RJ01 | Rejection of invention patent application after publication |