CN213618075U - Modified polylactic acid biodegradable plastic knife, fork and spoon injection molding mold - Google Patents
Modified polylactic acid biodegradable plastic knife, fork and spoon injection molding mold Download PDFInfo
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- CN213618075U CN213618075U CN202022503182.8U CN202022503182U CN213618075U CN 213618075 U CN213618075 U CN 213618075U CN 202022503182 U CN202022503182 U CN 202022503182U CN 213618075 U CN213618075 U CN 213618075U
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- box body
- hole
- spoon
- injection molding
- upper box
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- 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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/30—Mounting, exchanging or centering
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2067/00—Use of polyesters or derivatives thereof, as moulding material
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- 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
- B29L2031/28—Tools, e.g. cutlery
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Purses, Travelling Bags, Baskets, Or Suitcases (AREA)
- Table Equipment (AREA)
Abstract
The utility model discloses a modified polylactic acid biodegradable plastic knife and fork spoon injection molding mold in the injection molding mold field, which comprises a device body, wherein the device body comprises an upper box body and a lower box body, the upper box body is fixedly connected with the lower box body, the inner side of the lower box body is provided with a spoon hole, the left side and the right side of the spoon hole are both provided with N-pole magnets, four corners at the top end of the spoon hole are both provided with hole grooves, the inside of each hole groove is provided with a bottom hole, the bottom end of each hole groove is fixedly provided with a spring, one side of each hole groove is provided with a gasket, the outer side of one end of the upper box body is provided with an injection molding port, the inside of the upper box body is provided with a spoon hole, the upper box body comprises soft rubber, a fixed rod and an S-pole magnet, the soft rubber is provided with a plurality of groups, each group of soft rubber is uniformly distributed on the top surface, and the spring and the soft rubber can buffer the impact force, so that the damage to the structure is avoided, and the service time of the die is prolonged.
Description
Technical Field
The utility model relates to an injection moulding mould field specifically is a modified polylactic acid biodegradable plastics knife and fork spoon injection moulding mould.
Background
Polylactic acid, also known as polylactide, is a polyester polymer obtained by polymerizing lactic acid as a main raw material, and is a novel biodegradable material, and biodegradable plastics refer to plastics degraded by the action of microorganisms existing in the nature, such as bacteria, molds (fungi) and algae. The ideal biodegradable plastic is a high molecular material which has excellent service performance, can be completely decomposed by environmental microorganisms after being discarded, and is finally inorganic to become a component of carbon circulation in nature. "paper" is a typical biodegradable material, while "synthetic plastics" is a typical polymeric material. Therefore, biodegradable plastics are polymeric materials having both the properties of "paper" and "synthetic plastics".
The injection molding machine can heat plastic, apply high pressure to the molten plastic, make it jet out and fill the die cavity, the plastic forming die used for horizontal injection molding machine needs different moulds for different plastic products, and the mould has certain die closing gap easily when closing the die because of its own weight, this gap can lead to the injection molding machine to produce the overflow phenomenon when injecting plastics, and lead to the waste of material, meanwhile, the hydraulic cylinder drives the mould translation and realize the die closing operation, can inevitable produce the hard impact when the mould closes with the lower mould, along with the increase of service time, can bring the irreversible consequence to the upper mould, lower mould, the condition that the easy mould drops, lead to the complete machine to stop the operation.
Disclosure of Invention
An object of the utility model is to provide a modified polylactic acid biodegradable plastics knife and fork spoon injection moulding mould to the mould that provides in solving above-mentioned background art is great because of its self weight, has certain compound die gap during the compound die easily, produces excessive phenomenon when this gap can lead to the injection molding machine to inject plastics, and leads to the extravagant problem that produces the impact force to the mould of material.
In order to achieve the above object, the utility model provides a following technical scheme:
a modified polylactic acid biodegradable plastic knife and fork spoon injection molding mold comprises a device body, wherein the device body comprises an upper box body and a lower box body, the upper box body and the lower box body are fixedly connected, a spoon hole is formed in the inner side of the lower box body, N-pole magnets are arranged on the left side and the right side of the spoon hole, hole grooves are formed in the four corners of the top end of the spoon hole, bottom holes are formed in the hole grooves, a spring is fixed at the bottom end of each hole groove, a gasket is arranged on one side of each hole groove, an injection molding opening is formed in the outer side of one end of the upper box body, a spoon hole is formed in the upper box body, the upper box body comprises soft rubber, fixing rods and S-pole magnets, the soft rubber is provided with multiple groups, each group of soft rubber is uniformly distributed on the surface of the top end of the upper box body, the fixing rods are provided with multiple groups, the fixed rod is provided with a rubber pad, four corners of the rubber pad are provided with fixed holes, and the top end surface of the upper box body is provided with a lifting device.
As a further aspect of the present invention: the side opening structure has all been seted up in the outside of bottom outlet, and is provided with branch in the side opening structure, the top welding of branch and the outside of dead lever, branch inserts and closes in the side opening structure, can play the effect of location, slows down through the friction with the side opening structure moreover the whereabouts of branch avoids great impact force.
As a further aspect of the present invention: n utmost point magnet all inlays the side of locating box body and last box body down with S utmost point magnet, just the size looks adaptation of N utmost point magnet and S utmost point magnet, N utmost point magnet and S utmost point magnet adsorb each other, reduce go up the gap between box body and the lower box body, avoid moulding plastics the liquid leakage.
As a further aspect of the present invention: the outer sides of the upper box body and the lower box body are provided with side pieces, the top ends of the side pieces are arranged on one side of the upper box body, the other ends of the side pieces are arranged on one side of the lower box body, and the side pieces further enhance the connecting effect between the upper box body and the lower box body.
As a further aspect of the present invention: every group the gasket is soft rubber material, can be right the impact of going up the box body cushions the shock attenuation.
As a further aspect of the present invention: the middle parts of the four sides of the lower box body are provided with grooves, and the grooves can facilitate a user to manually separate the upper box body from the lower box body.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses in, through magnet structure and the spring structure that is provided with, the user can carry out the card with dead lever and branch and bottom hole and side opening structure in the last box body and establish the cooperation, and at the in-process that last box body moved down, can compress the spring of bottom for buffering impact force when pushing down, avoid causing structural damage to the device body, and S utmost point magnet and the N utmost point magnet that set up can adsorb fixedly, convenient quick fixed, and can drive the box body and adsorb fixedly mutually with lower box body, reduce the gap, the utility model discloses when using, can avoid between the mould because the weeping phenomenon that the gap that the amalgamation produced caused, and spring and the equal buffering impact force of flexible glue, avoid the knot to be constructed into the damage, prolonged the live time of mould.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the lower box body of the present invention;
FIG. 3 is a schematic structural view of the upper box body of the present invention;
FIG. 4 is a schematic structural view of a gasket of the present invention;
fig. 5 is a schematic view of the sectional structure of the bottom hole of the present invention.
In the figure: 1. a device body; 2. an upper box body; 21. fixing the rod; 22. soft gum is carried out; 23. an S-pole magnet; 24. an injection molding port; 3. a lower box body; 31. a groove; 32. a side part; 33. a strut; 34. a gasket; 35. a hole groove; 36. a bottom hole; 361. a spring; 37. a spoon hole; 38. an N-pole magnet; 4. a rubber pad; 41. a fixing hole; 5. a lifting device.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, in the embodiment of the present invention, a modified polylactic acid biodegradable plastic knife and fork spoon injection molding mold comprises a device body 1, the device body 1 comprises an upper box body 2 and a lower box body 3, the upper box body 2 is fixedly connected with the lower box body 3, the inner side of the lower box body 3 is provided with a spoon hole 37, the left and right sides of the spoon hole 37 are respectively provided with an N-pole magnet 38, four corners of the top end of the spoon hole 37 are respectively provided with a hole groove 35, the inside of the hole groove 35 is provided with a bottom hole 36, the bottom end of the hole groove 35 is fixed with a spring 361, one side of the hole groove 35 is provided with a gasket 34, the outer side of one end of the upper box body 2 is provided with an injection port 24, the inside of the upper box body 2 is provided with a spoon hole 37, the upper box body 2 comprises a soft rubber 22, a fixed rod 21 and an S-pole magnet 23, the soft rubber 22 is provided with, every group dead lever 21 welded fastening is in the bottom four corners of last box body 2, is provided with rubber pad 4 on the dead lever 21, and fixed orifices 41 have all been seted up in the four corners of rubber pad 4, and the top surface of going up box body 2 is provided with hoisting device 5.
The outer sides of the bottom holes 36 are provided with side hole structures, the side hole structures are internally provided with the supporting rods 33, the top ends of the supporting rods 33 are welded with the outer sides of the fixing rods 21, the supporting rods 33 are inserted into the side hole structures to play a positioning role, and the falling of the supporting rods 33 is slowed down through the friction with the side hole structures, so that large impact force is avoided; the N-pole magnet 38 and the S-pole magnet 23 are embedded in the side faces of the lower box body 3 and the upper box body 2, the N-pole magnet 38 is matched with the S-pole magnet 23 in size, the N-pole magnet 38 and the S-pole magnet 23 are mutually adsorbed, a gap between the upper box body 2 and the lower box body 3 is reduced, and injection molding liquid is prevented from leaking; the side pieces 32 are arranged on the outer sides of the upper box body 2 and the lower box body 3, the top ends of the side pieces 32 are arranged on one side of the upper box body 2, the other ends of the side pieces 32 are arranged on one side of the lower box body 3, and the side pieces 32 further enhance the connecting effect between the upper box body 2 and the lower box body 3; each group of gaskets 34 is made of soft rubber, and can buffer and absorb shock of the impact of the upper box body 2; the middle parts of the four sides of the lower box body 3 are provided with grooves 31, and the grooves 31 can facilitate users to manually separate the upper box body 2 from the lower box body 3.
The utility model discloses a theory of operation is: the user can block with dead lever 21 and branch 33 and bottom hole 36 and side opening structure in last box body 2 and establish the cooperation, and the in-process that moves down at last box body 2, can compress the spring 361 of bottom, impact force when being used for buffering to push down, avoid causing structural damage to device body 1, and the S pole magnet 23 and the N pole magnet 38 that set up can adsorb fixedly, convenient quick fixed, and can drive box body 2 and lower box body 3 and adsorb fixedly mutually, reduce the gap.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a modified polylactic acid biodegradable plastics knife and fork spoon injection moulding mould, includes device body (1), including last box body (2) and lower box body (3) in device body (1), go up box body (2) and lower box body (3) fixed connection, its characterized in that: the inner side of the lower box body (3) is provided with a spoon hole (37), the left side and the right side of the spoon hole (37) are respectively provided with an N-pole magnet (38), hole grooves (35) are respectively formed in the four corners of the top end of the spoon hole (37), a bottom hole (36) is formed in the hole grooves (35), a spring (361) is fixed at the bottom end of each hole groove (35), a gasket (34) is respectively arranged on one side of each hole groove (35), an injection molding opening (24) is formed in the outer side of one end of the upper box body (2), the spoon hole (37) is formed in the upper box body (2), the upper box body (2) comprises a plurality of soft rubber (22), a fixing rod (21) and an S-pole magnet (23), the soft rubber (22) is provided with a plurality of groups, each group of soft rubber (22) is uniformly distributed on the surface of the top end of the upper box body (2), the fixing rod (21) is provided with a plurality of groups, the fixing rod (21) is provided with a rubber pad (4), four corners of the rubber pad (4) are provided with fixing holes (41), and the top end surface of the upper box body (2) is provided with a lifting device (5).
2. The modified polylactic acid biodegradable plastic knife, fork and spoon injection molding mold according to claim 1, characterized in that: side hole structures have all been seted up in the outside of bottom outlet (36), and are provided with branch (33) in the side hole structure, the outside of the top welding of branch (33) and dead lever (21).
3. The modified polylactic acid biodegradable plastic knife, fork and spoon injection molding mold according to claim 1, characterized in that: n utmost point magnet (38) and S utmost point magnet (23) all inlay the side of locating box body (3) and last box body (2) down, just N utmost point magnet (38) and S utmost point magnet (23) size looks adaptation.
4. The modified polylactic acid biodegradable plastic knife, fork and spoon injection molding mold according to claim 1, characterized in that: the outer sides of the upper box body (2) and the lower box body (3) are provided with side pieces (32), the top ends of the side pieces (32) are arranged on one side of the upper box body (2), and the other ends of the side pieces are arranged on one side of the lower box body (3).
5. The modified polylactic acid biodegradable plastic knife, fork and spoon injection molding mold according to claim 1, characterized in that: each group of the gaskets (34) is made of soft rubber.
6. The modified polylactic acid biodegradable plastic knife, fork and spoon injection molding mold according to claim 1, characterized in that: the middle parts of four sides of the lower box body (3) are provided with grooves (31).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022503182.8U CN213618075U (en) | 2020-11-03 | 2020-11-03 | Modified polylactic acid biodegradable plastic knife, fork and spoon injection molding mold |
| PCT/CN2021/122185 WO2022095649A1 (en) | 2020-11-03 | 2021-09-30 | Injection molding mold for modified polylactic acid biodegradable plastic knife, fork and spoon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022503182.8U CN213618075U (en) | 2020-11-03 | 2020-11-03 | Modified polylactic acid biodegradable plastic knife, fork and spoon injection molding mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213618075U true CN213618075U (en) | 2021-07-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022503182.8U Active CN213618075U (en) | 2020-11-03 | 2020-11-03 | Modified polylactic acid biodegradable plastic knife, fork and spoon injection molding mold |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN213618075U (en) |
| WO (1) | WO2022095649A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022095649A1 (en) * | 2020-11-03 | 2022-05-12 | 台州宽源家居有限公司 | Injection molding mold for modified polylactic acid biodegradable plastic knife, fork and spoon |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106827405B (en) * | 2017-02-07 | 2018-12-28 | 盐城广达塑业有限公司 | A kind of vertical insertion injection molding mode structure of batch plastic spoon |
| CN208197461U (en) * | 2018-05-08 | 2018-12-07 | 安徽恒鑫环保新材料有限公司 | A kind of PLA biodegrade knife-fork-spoon molding machine |
| CN208946578U (en) * | 2018-11-05 | 2019-06-07 | 南昌鑫三合塑胶制品有限公司 | A kind of plastic processing shaping equipment |
| CN210910950U (en) * | 2019-08-22 | 2020-07-03 | 东莞市翔飞智能装备科技有限公司 | Die capable of discharging rapidly for machining bearing gasket |
| CN110815718B (en) * | 2019-11-28 | 2021-05-07 | 浙江百得塑业有限公司 | Injection molding process of plastic spoon |
| CN213618075U (en) * | 2020-11-03 | 2021-07-06 | 台州宽源家居有限公司 | Modified polylactic acid biodegradable plastic knife, fork and spoon injection molding mold |
-
2020
- 2020-11-03 CN CN202022503182.8U patent/CN213618075U/en active Active
-
2021
- 2021-09-30 WO PCT/CN2021/122185 patent/WO2022095649A1/en active Application Filing
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022095649A1 (en) * | 2020-11-03 | 2022-05-12 | 台州宽源家居有限公司 | Injection molding mold for modified polylactic acid biodegradable plastic knife, fork and spoon |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2022095649A1 (en) | 2022-05-12 |
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