CN109304845A - A kind of plastic mould that injection molding effect is good - Google Patents
A kind of plastic mould that injection molding effect is good Download PDFInfo
- Publication number
- CN109304845A CN109304845A CN201811418056.3A CN201811418056A CN109304845A CN 109304845 A CN109304845 A CN 109304845A CN 201811418056 A CN201811418056 A CN 201811418056A CN 109304845 A CN109304845 A CN 109304845A
- Authority
- CN
- China
- Prior art keywords
- mould
- communicated
- preceding mould
- injection molding
- runner
- 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
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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
- B29C45/0025—Preventing defects on the moulded article, e.g. weld lines, shrinkage marks
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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
- 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
- B29C45/72—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
- 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
- B29C45/7331—Heat transfer elements, e.g. heat pipes
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The present invention relates to plastic moulds technology fields, more particularly to a kind of plastic mould that injection molding effect is good, including die ontology, mould bases pedestal and rear mold afterwards, the top of rear mold is equipped with preceding mould, preceding die tip is equipped with preceding mould footstock, preceding mould footstock is equipped with cast gate, cast gate is communicated with sprue, sprue is communicated with runner, runner is communicated with type chamber, surrounding outside rear mold and preceding mould offers heat release hole, the top of mould bases pedestal is fixed with stand afterwards, the top of stand is fixed with air pump, the output end of air pump is communicated with heater box, the other end of heater box is communicated with connecting tube, connecting tube is communicated by gas flow tube with cast gate, the outside of sprue and runner is equipped with copper wire coil, copper wire coil is communicated with external power supply, the top of rear mold offers limit hole, the bottom end of preceding mould offers sliding slot corresponding with limit hole, sliding slot one Electromagnet is inlaid in the preceding mould of side.The present invention has the characteristics that practical, injection molding effect is good.
Description
Technical field
The present invention relates to plastic moulds technology field more particularly to a kind of plastic moulds that injection molding effect is good.
Background technique
With the development of industrial technology, high-end industrial production gradually comes into people's lives, the production of various deisgn products
It requires with design by layout design, mould shape and manufactures several steps, injection mold is in current industrial production
One of most widely used mold is a kind of processing method used when producing certain complex-shaped components in batches.
Currently, most of injection molds, since runner is too long, raw material is easy the cooling in runner, and the product of injection molding has winged
Side, and residual gas and moisture are more in runner, have ripple and bubble on the product of injection molding；Existing mold is because each to filling
Expect that rate is different, and influenced that dynamic, cover half offset occurs by mold deadweight when die-filling, generally all by die joint
Round key is set to solve the problems, such as this, but existing round key is being easy to be worn, and influences to be opened, the product defect of injection molding is big.
Summary of the invention
The purpose of the present invention is to solve disadvantages existing in the prior art, and the modeling that a kind of injection molding effect proposed is good
Expect mold.
To achieve the goals above, present invention employs following technical solutions:
A kind of plastic mould that injection molding effect is good, including die ontology, rear mould bases pedestal and rear mold are designed, the rear mold
Top is equipped with preceding mould, and the preceding die tip is equipped with preceding mould footstock, and the preceding mould footstock is equipped with cast gate, and the cast gate is communicated with master
Runner, the sprue are communicated with runner, and the runner is communicated with type chamber, and the surrounding outside the rear mold and preceding mould is opened
Equipped with heat release hole, the top of the rear mould bases pedestal is fixed with stand, and the top of the stand is fixed with air pump, the wind
The output end of pump is communicated with heater box, and the other end of the heater box is communicated with connecting tube, the connecting tube by gas flow tube with
Cast gate communicates, and the outside of the sprue and runner is equipped with copper wire coil, and the copper wire coil is communicated with external power supply, institute
The top for stating rear mold offers limit hole, and the bottom end of the preceding mould offers sliding slot corresponding with limit hole, the sliding slot one
It is inlaid with electromagnet in the preceding mould of side, round key is slidably fitted in the sliding slot, the round key is connected together with limit hole,
The top of the round key and electromagnet corresponding position embedded with metal ball.
Preferably, heater strip is uniformly provided in the heater box.
Preferably, the connecting tube is threadedly coupled with gas flow tube, and the junction of connecting tube and gas flow tube is set with sealing
Ring.
Preferably, the round key is vertically arranged with preceding mould, and round key is made of aluminium oxide ceramics.
A kind of plastic mould that injection molding effect is good proposed by the present invention, beneficial effect are: by being equipped with heat release hole, wind
Pump, heater box, connecting tube and copper wire coil, hot wind is sent into runner with air pump and type is intracavitary, and gas is discharged from heat release hole, copper wire line
Circle can be with heating flow channel, and raw material will not cool down in runner when injection molding, and it is gentle that the product of injection molding is not likely to produce overlap, ripple
Bubble, injection molding effect are good；By being equipped with limit hole, round key, sliding slot, electromagnet and metal ball, dynamic, cover half is not susceptible to deviate,
Round key is more durable, and product quality is more preferable.The present invention has the characteristics that practical, injection molding effect is good.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of plastic mould that injection molding effect is good proposed by the present invention；
Fig. 2 is the assembly structure diagram of preceding mould and rear mold proposed by the present invention；
Fig. 3 is rear mold top view proposed by the present invention；
Fig. 4 is preceding mould cross-sectional view proposed by the present invention；
Fig. 5 is the side view of round key proposed by the present invention.
In figure: die ontology 1, rear mould bases pedestal 2, rear mold 3, heat release hole 4, preceding mould 5, preceding mould footstock 6, stand 7, air pump 8,
Heater box 9, connecting tube 10, cast gate 11, sprue 12, copper wire coil 13, runner 14, type chamber 15, limit hole 16, round key
17, sliding slot 18, electromagnet 19, metal ball 20.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Referring to Fig.1-5, a kind of plastic mould that injection molding effect is good, including die ontology 1, rear mould bases pedestal 2 and rear mold 3,
The top of rear mold 3 is equipped with preceding mould 5, and preceding 5 top of mould is equipped with preceding mould footstock 6, and preceding mould footstock 6 is equipped with cast gate 11, and cast gate 11 is connected to
There is sprue 12, sprue 12 is communicated with runner 14, and runner 14 is communicated with type chamber 15, the surrounding outside rear mold 3 and preceding mould 5
Heat release hole 4 is offered, the top of rear mould bases pedestal 2 is fixed with stand 7, and the top of stand 7 is fixed with air pump 8, air pump 8
Output end be communicated with heater box 9, heater strip is uniformly provided in heater box 9, heater strip is cheap, and the sky that can will pass through
Gas is evenly heated, and the other end of heater box 9 is communicated with connecting tube 10, and connecting tube 10 is communicated by gas flow tube with cast gate 11, is connected
Pipe 10 is threadedly coupled with gas flow tube, and the junction of connecting tube 10 and gas flow tube is set with sealing ring, and gas flow tube is facilitated to dismantle, and covers
There is sealing ring that gas can be effectively prevented to leak, the outside of sprue 12 and runner 14 is equipped with copper wire coil 13, copper wire line
Circle 13 is communicated with external power supply, and copper wire coil 13 can generate heat after powered up, heat to the raw material in runner, prevent original
Material is cooling in runner, and outside air is pumped by air pump 8, and air enters in mold into after crossing the heating of heater box 9, removes residual
Gas can be discharged for moisture in a mold, heat release hole 4.
The top of rear mold 3 offers limit hole 16, and the bottom end of preceding mould 5 offers sliding slot 18 corresponding with limit hole 16,
It is inlaid with electromagnet 19 in the preceding mould 5 of 18 side of sliding slot, round key 17, round key 17 and preceding mould 5 are slidably fitted in sliding slot 18
It is vertically arranged, and round key 17 is made of aluminium oxide ceramics, reduce mold is influenced to occur to move, be determined when die-filling by mold deadweight
Round key 17 intensity height is made in mould offset, aluminium oxide ceramics, and wear-resistant, round key 17 is connected together with limit hole 16, round key
17 top and 19 corresponding position embedded with metal ball 20 of electromagnet, round key 17 can be slidably mounted in sliding slot 18, and electromagnet 19 is logical
Electricity can be with adsorbing metal ball 20, so that fixed round key 17, round key 17 engage with limit hole 16, anti-stop, cover half occur inclined
It moves, disconnects electromagnet 19, round key 17 is no longer fixed.
When in use, first round key 17 can be slidably mounted in sliding slot 18, device is powered, electromagnet 19 is powered can be with
Adsorbing metal ball 20, so that fixed round key 17, round key 17 engage with limit hole 16, outside air is pumped by air pump 8, air
Enter in mold into after crossing the heating of heater box 9, removes the moisture of residual in a mold, gas can be discharged for heat release hole 4, by copper
Wire coil 13 and energization, copper wire coil 13 can generate heat after powered up, then start for raw material to be injected into cast gate 11, raw material exists
Heating in runner avoids raw material cooling in runner.The present invention has the characteristics that practical, injection molding effect is good.
More than, it is merely preferred embodiments of the present invention, but scope of protection of the present invention is not limited thereto, it is any
Those familiar with the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its invents
Design is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (4)
1. a kind of plastic mould that injection molding effect is good, including die ontology (1), rear mould bases pedestal (2) and rear mold (3), after described
The top of mould (3) is equipped with preceding mould (5), and preceding mould (5) top is equipped with preceding mould footstock (6), and the preceding mould footstock (6) is equipped with and pours
Mouth (11), the cast gate (11) are communicated with sprue (12), and the sprue (12) is communicated with runner (14), the runner
(14) it is communicated with type chamber (15), it is characterised in that: the surrounding of the rear mold (3) and preceding mould (5) outside offers heat release hole
(4), the top of the rear mould bases pedestal (2) is fixed with stand (7), and the top of the stand (7) is fixed with air pump (8),
The output end of the air pump (8) is communicated with heater box (9), and the other end of the heater box (9) is communicated with connecting tube (10), described
Connecting tube (10) is communicated by gas flow tube with cast gate (11), and the outside of the sprue (12) and runner (14) is equipped with copper wire
Coil (13), the copper wire coil (13) communicate with external power supply, and the top of the rear mold (3) offers limit hole (16), institute
The bottom end for stating preceding mould (5) offers sliding slot (18) corresponding with limit hole (16), and the preceding mould (5) of sliding slot (18) side is interior
It is inlaid with electromagnet (19), is slidably fitted with round key (17) in the sliding slot (18), the round key (17) and limit hole
(16) it is connected together, the top of the round key (17) and electromagnet (19) corresponding position embedded with metal ball (20).
2. a kind of plastic mould that injection molding effect is good according to claim 1, it is characterised in that: in the heater box (9)
It is uniformly provided with heater strip.
3. a kind of good plastic mould of injection molding effect according to claim 1, it is characterised in that: the connecting tube (10) with
Gas flow tube is threadedly coupled, and the junction of connecting tube (10) and gas flow tube is set with sealing ring.
4. a kind of good plastic mould of injection molding effect according to claim 1, it is characterised in that: the round key (17) with
Preceding mould (5) is vertically arranged, and round key (17) is made of aluminium oxide ceramics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811418056.3A CN109304845A (en) | 2018-11-26 | 2018-11-26 | A kind of plastic mould that injection molding effect is good |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811418056.3A CN109304845A (en) | 2018-11-26 | 2018-11-26 | A kind of plastic mould that injection molding effect is good |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109304845A true CN109304845A (en) | 2019-02-05 |
Family
ID=65222154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811418056.3A Pending CN109304845A (en) | 2018-11-26 | 2018-11-26 | A kind of plastic mould that injection molding effect is good |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109304845A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114131850A (en) * | 2021-10-09 | 2022-03-04 | 深圳市科华热流道有限公司 | Hot runner system with intelligent temperature control function |
-
2018
- 2018-11-26 CN CN201811418056.3A patent/CN109304845A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114131850A (en) * | 2021-10-09 | 2022-03-04 | 深圳市科华热流道有限公司 | Hot runner system with intelligent temperature control function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190205 |
|
| WD01 | Invention patent application deemed withdrawn after publication |