CN110978411A - Be applied to plastic mould's slope squirt and advance glued structure and plastic mould - Google Patents
Be applied to plastic mould's slope squirt and advance glued structure and plastic mould Download PDFInfo
- Publication number
- CN110978411A CN110978411A CN201911285738.6A CN201911285738A CN110978411A CN 110978411 A CN110978411 A CN 110978411A CN 201911285738 A CN201911285738 A CN 201911285738A CN 110978411 A CN110978411 A CN 110978411A
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- Prior art keywords
- die
- sprue
- plate
- inclined hole
- cavity
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- 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.)
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- 239000003292 glue Substances 0.000 claims abstract description 34
- 238000009434 installation Methods 0.000 claims description 12
- 238000002347 injection Methods 0.000 claims description 6
- 239000007924 injection Substances 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000002349 favourable effect Effects 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
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
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
- B29C45/2701—Details not specific to hot or cold runner channels
- B29C45/2708—Gates
-
- 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
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model relates to a mould trade technical field especially relates to a be applied to advancing glued structure and plastic mould of slope sprue of plastic mould, including the cope match-plate pattern, be fixed in the master model on the cope match-plate pattern and locate the sprue body on cope match-plate pattern and the master model, be equipped with into runner on the cope match-plate pattern, the sprue body is including being fixed in the fixed part of advancing the runner and the grafting portion that runs through the cope match-plate pattern, the bottom that lies in on the cope match-plate pattern is equipped with the first inclined hole with advance the runner intercommunication, corresponds on the master model the position of first inclined hole is equipped with the second inclined hole with first inclined hole intercommunication, and the grafting portion of sprue body inserts in first inclined hole and the second inclined hole, and the grafting portion of sprue body becomes the contained angle theta of certain angle with the central line of advancing the runner. The squirt nozzle is suitable for feeding glue into the die under some special conditions, so that the overall structure of the die is more compact, the width of the die is reduced, and the manufacturing cost of the die is greatly reduced; in addition, the reduction of the volume of the die enables the space occupied by the die to be correspondingly reduced.
Description
[ technical field ] A method for producing a semiconductor device
The application relates to the technical field of mold industry, in particular to a plastic mold and a glue feeding structure applied to an inclined sprue bushing of the plastic mold.
[ background of the invention ]
When a product of the existing plastic mold is poured by a two-plate mold and one side of the product is single-edge poured, a pouring gate, namely a sprue gate, is made to be eccentric with the center of the mold, as shown in fig. 1, the sprue gates on the conventional design mold are vertical sprue gates, and the sprue gates of the structure are deviated to one side of the product, so that the width of the mold is increased, and the manufacturing cost of the mold is increased.
[ summary of the invention ]
For solving the problem that the squirt mouth on the current plastic mould all leads to increasing the width of mould for vertical squirt mouth, this application provides a be applied to advancing gluey structure and plastic mould of slope squirt mouth of plastic mould.
The technical scheme adopted for solving the technical problem is as follows:
the glue inlet structure comprises an upper template, a female die fixed on the upper template and a sprue body arranged on the upper template and the female die, wherein a sprue is arranged on the upper template, the sprue body comprises a fixing part fixed on the sprue and an inserting part penetrating through the upper template and inserted into the female die, a first inclined hole communicated with the sprue is arranged at the bottom of the sprue on the upper template, a second inclined hole communicated with the first inclined hole is arranged at a position on the female die corresponding to the first inclined hole, the inserting part of the sprue body is inserted into the first inclined hole and the second inclined hole, and the inserting part of the sprue body and the central line of the sprue form an included angle theta with a certain angle.
The above-mentioned glue feeding structure applied to the inclined sprue bushing of the plastic mold has the following included angle θ: theta is more than 10 degrees and less than 20 degrees.
The above-mentioned glue feeding structure for an inclined sprue bushing of a plastic mold is characterized in that the sprue bushing is arranged at the center of the upper mold plate, an inclined plane is arranged at the bottom of the sprue bushing, and the fixing part of the sprue bushing body is arranged to be closely attached to the inclined plane.
The above-mentioned glue inlet structure for an inclined sprue bushing of a plastic mold is characterized in that the first inclined hole is perpendicular to the bottom surface of the sprue bushing.
The glue inlet structure is applied to the inclined sprue bushing of the plastic mould, the sprue bushing is internally provided with a pouring cavity arranged along the insertion part, the tail end of the pouring cavity is provided with a glue injection port, the fixing part is provided with an arc-shaped groove eccentrically arranged with the pouring cavity, and the bottom of the arc-shaped groove is provided with a through hole communicated with the pouring cavity.
According to the above glue inlet structure applied to the inclined sprue bushing of the plastic mould, the opening of the pouring gate cavity is gradually enlarged from the arc-shaped groove end to the glue injection port end.
A plastic mould comprises an upper mould fixing plate used for fixing an upper mould plate, a lower mould plate and a lower mould fixing plate used for fixing a lower mould plate, and further comprises the above glue inlet structure applied to the inclined sprue bushing of the plastic mould.
The plastic mold comprises an upper mold plate, a lower mold plate, a male mold and a main flow channel pipe, wherein the upper mold plate and the lower mold plate are matched to form a cavity, the male mold is fixed on the lower mold plate and matched with the female mold to form a cavity for molding a product, one side of the cavity of the male mold is provided with the main flow channel pipe installation groove communicated with the cavity, and the main flow channel pipe installation groove is provided with the main flow channel pipe communicated with a pouring gate of the upper mold plate.
As above, the male die is convexly provided with a semicircular boss, the cavity on the male die is arranged along the arc of the boss, the main runner pipe installation groove is also arranged along the arc of the boss, and two ends of the main runner pipe installation groove extend to the bottom of the cavity and are communicated with the cavity.
The plastic mold further comprises a bottom plate, ejector pins used for ejecting a product in the cavity during demolding are arranged on the bottom plate, and the ejector pins sequentially penetrate through the lower mold fixing plate and the lower mold plate from bottom to top and then are fixed on the male mold.
Compared with the prior art, the glue inlet structure applied to the inclined squirt nozzle of the plastic mold has the beneficial effects that the upper mold plate is provided with the first inclined hole, the female mold is provided with the second inclined hole corresponding to the first inclined hole, the inserting part of the squirt nozzle body is obliquely inserted into the first inclined hole and the second inclined hole and forms a certain included angle with the central line of the sprue inlet, and the squirt nozzle is suitable for the glue inlet of the mold under some special conditions, so that the overall structure of the mold is more compact, the width of the mold is reduced, and the manufacturing cost of the mold is greatly reduced; in addition, the reduction of the volume of the die enables the space occupied by the die to be correspondingly reduced.
[ description of the drawings ]
FIG. 1 is a schematic view of a nozzle of a conventional plastic mold;
FIG. 2 is a schematic structural diagram of a glue inlet structure of the present application;
FIG. 3 is a schematic structural view of a plastic mold of the present application;
FIG. 4 is an exploded view of the male and female molds of the present application;
FIG. 5 is a schematic structural view of a male mold of the present application;
FIG. 6 is a schematic structural view of a master mold of the present application.
[ detailed description ] embodiments
The present application will be further described with reference to the following drawings and specific embodiments.
Referring to fig. 2 to 6, a glue inlet structure of an inclined sprue bushing applied to a plastic mold includes an upper mold plate 1, a female mold 11 fixed on the upper mold plate 1, and a sprue bushing body 2 disposed on the upper mold plate 1 and the female mold 11, wherein the upper mold plate 1 is provided with a sprue bushing 10, the sprue bushing body 2 includes a fixing portion 201 fixed on the sprue bushing 10 and an inserting portion 202 penetrating through the upper mold plate 1 and inserted into the female mold 11, a first inclined hole 101 communicated with the sprue bushing is disposed at the bottom of the sprue bushing 10 on the upper mold plate 1, a second inclined hole 111 communicated with the first inclined hole is disposed on the female mold 11 corresponding to the first inclined hole 101, the inserting portion 202 of the sprue bushing body is inserted into the first inclined hole 101 and the second inclined hole 111, and an included angle θ is formed between the inserting portion 202 of the sprue bushing body and a central line of the sprue bushing 10. Specifically, the angle θ satisfies: theta is more than 10 degrees and less than 20 degrees, in the embodiment, the included angle theta is 15 degrees, and the glue feeding device is suitable for feeding glue into a mould under some special conditions, as shown in fig. 3, the glue feeding position in the embodiment is a mould of a single product with a large water inlet on the side surface, and compared with the existing vertical squirt nozzle, the squirt nozzle arranged in an inclined mode can reduce the size of the mould, reduce energy consumption and further control the mould cost.
Further, the sprue 10 is disposed at the center of the upper mold plate 1, and an inclined surface is disposed at the bottom of the sprue 10, and the fixing portion 201 of the sprue body is disposed closely to the inclined surface. The sprue is arranged at the center of the upper template, the sprue bushing is arranged in the sprue bushing, so that the mold can be conveniently installed on an injection molding machine by taking the sprue bushing as the center, and meanwhile, the bottom surface of the sprue bushing is an inclined surface, so that the sprue bushing is more convenient to process and is easier to install on the upper template quickly. Preferably, the first inclined hole 101 is perpendicular to the bottom surface of the sprue 10, which is more favorable for installing a sprue and injecting glue.
In this embodiment, a pouring cavity 21 is formed in the sprue body 2 along the insertion portion 202, a glue injection port 22 is formed at the end of the pouring cavity 21, an arc-shaped groove 23 eccentrically disposed with the pouring cavity is formed in the fixing portion 201, and a through hole communicated with the pouring cavity 21 is formed in the bottom of the arc-shaped groove 23. Simple structure is favorable to supplying fluidic sizing material to inject into the sprue through watering the chamber, forms the product, and the arc recess makes the fashioned product symmetry of injecting glue with watering the eccentric settings in chamber, avoids appearing the too big nonconforming product of thickness. Preferably, the opening of the pouring gate cavity 21 becomes gradually larger from the end of the arc-shaped groove 23 to the end of the glue injection port 22.
The fixing portion 201 of the sprue bushing body is provided with a screw hole, and the sprue bushing body 2 is fixed to the sprue bushing 10 through the screw hole, so that the sprue bushing is prevented from falling off in the pouring process.
A plastic mould comprises an upper mould fixing plate 3 used for fixing an upper mould plate, a lower mould plate 4, a lower mould fixing plate 5 used for fixing a lower mould plate 4, and a glue inlet structure applied to an inclined sprue bushing of the plastic mould. The upper template 1 and the lower template 4 are matched to form a cavity, a male die 41 fixed on the lower template 4 and a female die 11 fixed on the upper template 1 are arranged in the cavity, the male die 41 and the female die 11 are matched with each other to form a cavity for product molding, a main runner pipe installation groove 411 communicated with the cavity is arranged on one side of the cavity of the male die 41, and a main runner pipe communicated with an inlet gate of the upper template is arranged on the main runner pipe installation groove 411. Specifically, the second inclined hole 111 of the female mold 11 aligns with the main runner pipe installation groove 411 and is communicated with the installation groove, so that glue injection is facilitated.
In this embodiment, a semicircular boss 412 is convexly arranged on the male die 41, the cavity on the male die 41 is arranged along the arc of the boss 412, the main flow channel pipe installation groove 411 is also arranged along the arc of the boss, and two ends of the main flow channel pipe installation groove 411 extend to the bottom of the cavity and are communicated with the cavity. The rubber material winds the bottom of the cavity through the side main runner and performs injection molding on the cavity from bottom to top to form a symmetrical product, and the phenomenon that the cavity is directly injected with glue at the top of the boss to cause the product to be thicker and produce unqualified products is avoided.
In addition, the plastic mold further comprises a bottom plate 6, the bottom plate 6 is provided with ejector pins 7 used for ejecting products in the cavity during demolding, and the ejector pins 7 sequentially penetrate through the lower mold fixing plate 5 and the lower mold plate 4 from bottom to top and then are fixed on the male mold 41.
In summary, the upper die plate of the application is provided with the first inclined hole, the female die is provided with the second inclined hole corresponding to the first inclined hole, the inserting part of the squirt nozzle body is obliquely inserted into the first inclined hole and the second inclined hole and forms a certain included angle with the central line of the sprue gate, and the squirt nozzle with the structure is suitable for glue feeding of the die under some special conditions, so that the overall structure of the die is more compact, the width of the die is reduced, and the manufacturing cost of the die is greatly reduced; in addition, the reduction of the volume of the die enables the space occupied by the die to be correspondingly reduced.
The above description is only for the purpose of illustrating the preferred embodiments of the present application and is not intended to limit the scope of the present application, which is within the scope of the present application, except that the same or similar principles and basic structures as the present application may be used.
Claims (10)
1. Be applied to advancing gluey structure of slope sprue of plastic mould, including cope match-plate pattern (1), be fixed in master model (11) on cope match-plate pattern (1) and locate sprue body (2) on cope match-plate pattern (1) and master model (11), be equipped with on cope match-plate pattern (1) and advance runner (10), sprue body (2) are including being fixed in fixed part (201) that advance runner (10) and running through cope match-plate pattern (1) and insert grafting portion (202) of master model (11), its characterized in that: the sprue gate structure is characterized in that a first inclined hole (101) communicated with the sprue gate is formed in the upper die plate (1) and located at the bottom of the sprue gate (10), a second inclined hole (111) communicated with the first inclined hole is formed in the position, corresponding to the first inclined hole (101), of the female die (11), the inserting portion (202) of the sprue gate body is inserted into the first inclined hole (101) and the second inclined hole (111), and an included angle theta of a certain angle is formed between the inserting portion (202) of the sprue gate body and the central line of the sprue gate (10).
2. The glue feeding structure of an inclined sprue bushing applied to a plastic mold according to claim 1, wherein: the included angle theta satisfies: theta is more than 10 degrees and less than 20 degrees.
3. The glue feeding structure of an inclined sprue bushing applied to a plastic mold according to claim 1, wherein: the sprue gate (10) is arranged at the center of the upper template (1), an inclined plane is arranged at the bottom of the sprue gate (10), and the fixing part (201) of the sprue gate body is arranged close to the inclined plane.
4. The glue feeding structure of an inclined squirt nozzle applied to a plastic mold as claimed in claim 3, wherein: the first inclined hole (101) is perpendicular to the bottom surface of the inlet gate (10).
5. The glue feeding structure of an inclined sprue bushing applied to a plastic mold according to claim 1, wherein: be equipped with in sprue gate body (2) along runner chamber (21) that grafting portion (202) set up, the end of runner chamber (21) is equipped with injecting glue mouth (22), be equipped with on fixed part (201) with runner chamber (21) eccentric settings's arc recess (23), the bottom of arc recess (23) is equipped with the through-hole that communicates with runner chamber (21).
6. The glue feeding structure of an inclined squirt nozzle applied to a plastic mold as claimed in claim 5, wherein: the opening of the pouring gate cavity (21) is gradually enlarged from the end of the arc-shaped groove (23) to the end of the glue injection port (22).
7. The plastic mould comprises an upper mould fixing plate (3) used for fixing an upper mould plate, a lower mould plate (4), and a lower mould fixing plate (5) used for fixing the lower mould plate (4), and is characterized in that: the plastic mold further comprises a glue inlet structure of the inclined squirt nozzle applied to the plastic mold according to any one of claims 1 to 6.
8. The plastic mold as recited in claim 7, wherein: the upper die plate (1) and the lower die plate (4) are matched to form a cavity, a male die (41) fixed on the lower die plate (4) is arranged in the cavity, the male die (41) and the female die (11) are matched with each other to form a cavity for forming a product, a main runner pipe installation groove (411) communicated with the cavity is formed in one side of the cavity of the male die (41), and a main runner pipe communicated with a pouring gate of the upper die plate is arranged on the main runner pipe installation groove (411).
9. The plastic mold as recited in claim 8, wherein: public mould (41) epirelief is equipped with semicircular boss (412), boss (412) arc setting is followed to the die cavity on public mould (41), boss arc setting is also followed in mainstream way pipe mounting groove (411), and the bottom and the die cavity intercommunication that extend to the die cavity at the both ends of mainstream way pipe mounting groove (411).
10. The plastic mold of claim 9, wherein: the die is characterized by further comprising a bottom plate (6), wherein ejector pins (7) used for ejecting products in the die cavity during demolding are arranged on the bottom plate (6), and the ejector pins (7) sequentially penetrate through the lower die fixing plate (5) and the lower die plate (4) from bottom to top and then are fixed on the male die (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911285738.6A CN110978411A (en) | 2019-12-13 | 2019-12-13 | Be applied to plastic mould's slope squirt and advance glued structure and plastic mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911285738.6A CN110978411A (en) | 2019-12-13 | 2019-12-13 | Be applied to plastic mould's slope squirt and advance glued structure and plastic mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110978411A true CN110978411A (en) | 2020-04-10 |
Family
ID=70093604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911285738.6A Pending CN110978411A (en) | 2019-12-13 | 2019-12-13 | Be applied to plastic mould's slope squirt and advance glued structure and plastic mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110978411A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203957283U (en) * | 2014-06-25 | 2014-11-26 | 亿和精密工业（中山）有限公司 | The plastic rubber mold structure that a kind of sprue bushing that tilts enters to water |
| CN204109270U (en) * | 2014-09-19 | 2015-01-21 | 苏州经贸职业技术学院 | A kind of oblique sprue bushing mechanism of injection mold system |
| CN206186267U (en) * | 2016-07-26 | 2017-05-24 | 苏州启点机械有限公司 | Oblique axis and straight slider are to wiping demolding mould |
| CN211662558U (en) * | 2019-12-13 | 2020-10-13 | 江西天键电声有限公司 | Be applied to plastic mould's slope squirt and advance glued structure and plastic mould |
-
2019
- 2019-12-13 CN CN201911285738.6A patent/CN110978411A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203957283U (en) * | 2014-06-25 | 2014-11-26 | 亿和精密工业（中山）有限公司 | The plastic rubber mold structure that a kind of sprue bushing that tilts enters to water |
| CN204109270U (en) * | 2014-09-19 | 2015-01-21 | 苏州经贸职业技术学院 | A kind of oblique sprue bushing mechanism of injection mold system |
| CN206186267U (en) * | 2016-07-26 | 2017-05-24 | 苏州启点机械有限公司 | Oblique axis and straight slider are to wiping demolding mould |
| CN211662558U (en) * | 2019-12-13 | 2020-10-13 | 江西天键电声有限公司 | Be applied to plastic mould's slope squirt and advance glued structure and plastic mould |
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Application publication date: 20200410 |