CN113580507A - Mould system - Google Patents
Mould system Download PDFInfo
- Publication number
- CN113580507A CN113580507A CN202110761279.5A CN202110761279A CN113580507A CN 113580507 A CN113580507 A CN 113580507A CN 202110761279 A CN202110761279 A CN 202110761279A CN 113580507 A CN113580507 A CN 113580507A
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- Prior art keywords
- piece
- cold
- cavity
- mould
- cut apart
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- 239000000463 material Substances 0.000 claims abstract description 39
- 230000011218 segmentation Effects 0.000 claims description 6
- 238000001746 injection moulding Methods 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000000047 product Substances 0.000 description 45
- 239000007789 gas Substances 0.000 description 7
- 238000005192 partition Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000008602 contraction Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000243 solution Substances 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
- B29C45/38—Cutting-off equipment for sprues or ingates
- B29C45/382—Cutting-off equipment for sprues or ingates disposed outside the mould
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a die system which comprises a die main body and a cold material dividing auxiliary structure, wherein the die main body is provided with a die cavity and an accommodating cavity, the accommodating cavity is arranged corresponding to the area of the die cavity for final forming and is communicated with the die cavity, the accommodating cavity is used for accommodating cold materials and gas discharged from the die cavity, and the cold material dividing auxiliary structure is used for dividing products formed in the die cavity and accommodating cold materials formed in the cavity. So set up, can discharge remaining last cave cold burden on the injection molding machine to holding the intracavity to and cut apart the fashioned product of mould intracavity and hold the fashioned cold burden of intracavity through the cold burden and cut apart auxiliary structure, can avoid the product tip to have cold burden and weld line, thereby ensure that the product tip has good outward appearance. And, the gas in the die cavity can also be discharged to holding the chamber, can avoid the product tip to remain the bubble to ensure the quality of product tip. To sum up, the product quality of production can be improved to the mould system of this scheme of adoption.
Description
Technical Field
The invention relates to the technical field of molds, in particular to a mold system.
Background
Injection molding is a processing method commonly used for mass production of parts with complex shapes, and particularly, a molten plastic material is injected into a mold cavity by an injection molding machine and is cooled and solidified to obtain a molded product. In the process of injection molding of a product, the cold material in the last cavity left on the injection molding machine is often injected to the end of the finally molded product, which affects the appearance of the end of the product. In addition, the end of the final product is likely to have air bubbles remaining due to difficulty in exhausting air, which affects the quality of the end of the product. The above problems result in a lower quality product.
Disclosure of Invention
In order to overcome at least one of the above-mentioned drawbacks of the prior art, the present invention provides a mold system to solve the problem of low quality of the product produced by the existing mold.
The technical scheme adopted by the invention for solving the problems is as follows:
the invention discloses a mold system, comprising:
the mould comprises a mould main body, a mould cavity and an accommodating cavity, wherein the accommodating cavity is arranged corresponding to the area of the mould cavity for final forming and is communicated with the mould cavity, and the accommodating cavity is used for accommodating cold materials and gases discharged from the mould cavity; and
and the cold material cutting auxiliary structure is used for cutting the product formed in the die cavity and the cold material formed in the accommodating cavity.
As an optional implementation manner, in an embodiment of the present invention, the cold burden splitting auxiliary structure includes a driving element and a splitting element, the driving element is fixed to the mold main body, the splitting element is connected to the driving element, and the splitting element splits the product formed in the mold cavity and the cold burden formed in the accommodating cavity under the driving of the driving element.
As an alternative implementation manner, in an embodiment of the present invention, the driving member is a telescopic cylinder, and a telescopic rod of the telescopic cylinder is telescopic along a first direction to drive the dividing member to move along a second direction;
wherein the first direction is the same as or different from the second direction.
As an optional implementation manner, in an embodiment of the present invention, the first direction is perpendicular to the second direction, the cold burden splitting auxiliary structure further includes a reversing member slidably disposed on the mold main body and capable of moving along the second direction, the reversing member is provided with a guide rail, the splitting member is disposed on the reversing member, and a telescopic rod of the telescopic cylinder is slidably connected to the guide rail.
As an alternative, in an embodiment of the present invention, the telescopic rod of the telescopic cylinder extends towards the direction-changing member to form two connecting lugs, and the guide rails are two guide rails, and the two connecting lugs are respectively connected to the two guide rails.
As an optional implementation manner, in an embodiment of the present invention, the two connecting lugs are each provided with a first connecting hole, and the cold burden splitting auxiliary structure further includes two sliding pieces, and the two sliding pieces respectively penetrate through the two first connecting holes and extend into the two guide rails.
As an optional implementation manner, in an embodiment of the present invention, a positioning through hole is formed on the reversing element, the dividing element includes a head portion and a tail portion connected to the head portion, the head portion is located outside the positioning through hole and abuts against the reversing element, and the tail portion penetrates through the positioning through hole and extends to the outside of the positioning through hole.
As an optional implementation manner, in an embodiment of the present invention, the reversing element is further provided with a second connection hole, and the cold burden splitting auxiliary structure further includes a positioning element, the positioning element is connected to the second connection hole, and the positioning element abuts against the head portion to press and fix the head portion to the reversing element.
As an optional implementation manner, in an embodiment of the present invention, the cold burden splitting auxiliary structure further includes a positioning seat fixed to the mold main body, the positioning seat is provided with a first through groove arranged along the first direction and a second through groove arranged along the second direction, the first through groove and the second through groove are communicated with each other, the reversing member is arranged in the second through groove, and the telescopic rod of the telescopic cylinder extends into the first through groove to be connected to the guide rail.
As an alternative embodiment, in an embodiment of the present invention, the mold system further comprises a cold charge ejection aid for assisting cold charge ejection.
In summary, the mold and the mold device provided by the invention have the following technical effects:
the invention provides a die system which comprises a die main body and a cold material dividing auxiliary structure, wherein the die main body is provided with a die cavity and an accommodating cavity, the accommodating cavity is arranged corresponding to the area of the die cavity for final forming and is communicated with the die cavity, the accommodating cavity is used for accommodating cold materials and gas discharged from the die cavity, and the cold material dividing auxiliary structure is used for dividing products formed in the die cavity and accommodating cold materials formed in the cavity. So set up, can discharge remaining last cave cold burden on the injection molding machine to holding the intracavity to and cut apart the fashioned product of mould intracavity and hold the fashioned cold burden of intracavity through the cold burden and cut apart auxiliary structure, can avoid the product tip to have cold burden and weld line, thereby ensure that the product tip has good outward appearance. And, the gas in the die cavity can also be discharged to holding the chamber, can avoid the product tip to remain the bubble to ensure the quality of product tip. To sum up, the product quality of production can be improved to the mould system of this scheme of adoption.
Drawings
FIG. 1 is a schematic structural diagram of a mold system (mold body omitted) for dividing a product and a cold charge according to an embodiment of the present invention;
FIG. 2 is an exploded view of a mold system (omitting the mold body) according to an embodiment of the present invention for separating the product and the cold charge;
fig. 3 is a schematic structural diagram of a cold burden partition auxiliary structure according to an embodiment of the present invention.
Wherein the reference numerals have the following meanings:
10. a cold material splitting auxiliary structure; 1. a drive member; 11. a telescopic rod; 111. a connecting lug; 112. a first connection hole; 2. cutting the parts; 21. a head portion; 22. a tail portion; 3. a reversing member; 31. a guide rail; 32. a second connection hole; 4. positioning seats; 41. a first through groove; 42. a second through groove; 5. a slider; 6. a positioning member; 20. a cold charge pushing auxiliary member; A. producing a product; B. and (5) cooling.
Detailed Description
For better understanding and implementation, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
Referring to fig. 1 to 3, the present invention discloses a mold system, which includes a mold main body, not shown, and a cold material dividing auxiliary structure 10, wherein the mold main body is provided with a mold cavity and an accommodating cavity, the accommodating cavity is disposed corresponding to a region of the mold cavity for final molding and is communicated with the mold cavity, the accommodating cavity is used for accommodating a cold material B and gas discharged from the mold cavity, and the cold material dividing auxiliary structure 10 is used for dividing a product a molded in the mold cavity and accommodating the cold material B molded in the cavity.
The mould system of this scheme of adoption can discharge remaining last cave cold burden B on the injection molding machine to holding the intracavity to and cut apart fashioned product A of mould intracavity and hold intracavity fashioned cold burden B through cold burden and cut apart auxiliary structure 10, can avoid product A tip to have cold burden B and weld line, thereby ensure that product A tip has good outward appearance. And, the gas in the die cavity can also be discharged to holding the chamber, can avoid product A tip to remain the bubble to ensure the quality of product A tip. To sum up, the product A quality of production can be improved to the mould system of this scheme of adoption.
In some embodiments, in order to enable the cold material splitting auxiliary structure 10 to split the formed product a and the formed cold material B, the cold material splitting auxiliary structure 10 includes a driving member 1 and a splitting member 2, the driving member 1 is fixed to the mold main body, the splitting member 2 is connected to the driving member 1, and the splitting member 2 is driven by the driving member 1 to split the product a formed in the mold cavity and the cold material B formed in the accommodating cavity.
Specifically, after a product A in a mold cavity and a cold charge B in a containing cavity are formed, the driving piece 1 drives the partition piece 2 to move to a boundary of the product A and the cold charge B to partition the product A and the cold charge B, so that the product A and the cold charge B are separated, after the product A and the cold charge B are completely partitioned, the driving piece 1 drives the partition piece 2 to reset, and then the product A and the cold charge B are pushed out of the mold body to complete the mold stripping of the product A and the cold charge B.
In some embodiments, the driving member 1 is a telescopic cylinder, and the telescopic rod 11 of the telescopic cylinder is capable of extending and contracting along a first direction (as indicated by X in fig. 1) to drive the dividing member 2 to move along a second direction (as indicated by Y in fig. 1) to a boundary of the product a and the cold charge B to divide the product a and the cold charge B, that is, the extension and contraction of the telescopic rod 11 of the telescopic cylinder along the first direction is converted into the movement of the dividing member 2 along the second direction. Wherein the first direction is the same as or different from the second direction.
In the scheme, the first direction is perpendicular to the second direction as an example, in order that the telescopic rod 11 of the telescopic cylinder can be converted into the motion of the segmentation piece 2 along the second direction along the extension of the first direction, the cold material segmentation auxiliary structure 10 further comprises a reversing piece 3 which is slidably arranged on the mold main body and can move along the second direction, a guide rail 31 is arranged on the reversing piece 3, the segmentation piece 2 is arranged on the reversing piece 3, and the telescopic rod 11 of the telescopic cylinder is slidably connected to the guide rail 31. So set up, the telescopic link 11 of telescoping cylinder slides for guide rail 31 on the switching-over piece 3 when flexible to drive switching-over piece 3 and move along the second direction, thereby drive and cut apart 2 and move along the second direction.
It can be understood that when the first direction and the second direction are the same, the partition member 2 is directly driven by the telescopic member of the telescopic cylinder, and the reversing member 3 is not required. In designing, a suitable design manner may be selected according to actual conditions, and is not limited herein.
In some embodiments, in order to realize the sliding connection between the telescopic rod 11 of the telescopic cylinder and the guide rail 31, the telescopic rod 11 of the telescopic cylinder extends towards the reversing member 3 to form two connecting lugs 111, the guide rail 31 is two guide rails 31, and the two connecting lugs 111 are respectively connected to the two guide rails 31. The connection stability of the telescopic rod 11 and the guide rail 31 can be improved by adopting the connection mode that the two connecting lugs 111 are connected with the two guide rails 31.
Furthermore, the two connecting lugs 111 are both provided with first connecting holes 112, the cold burden segmentation auxiliary structure 10 further includes two sliding parts 5, and the two sliding parts 5 respectively penetrate through the two first connecting holes 112 and extend into the two guide rails 31, so as to realize the connection between the two connecting lugs 111 and the guide rails 31.
It is understood that it is also possible to provide sliding protrusions on the inner sides of the two connecting lugs 111, and the sliding protrusions extend into the two guide rails 31 to realize the sliding connection between the two connecting lugs 111 and the two guide rails 31. In designing, a suitable design manner may be selected according to actual conditions, and is not limited herein.
In some embodiments, in order to connect the dividing member 2 and the reversing member 3, a positioning through hole is formed on the reversing member 3, the dividing member 2 includes a head portion 21 and a tail portion 22 connected to the head portion 21, the head portion 21 is located outside the positioning through hole and abuts against the reversing member 3, and the tail portion 22 is inserted into the positioning through hole and extends to the outside of the positioning through hole, that is, the dividing member 2 is inserted into the positioning through hole to be connected to the reversing member 3.
Furthermore, in order to avoid the separation of the dividing member 2 from the positioning through hole, the reversing member 3 is further provided with a second connecting hole 32, the cold burden division auxiliary structure 10 further includes a positioning member 6, the positioning member 6 is connected to the second connecting hole 32, and the positioning member 6 abuts against the head portion 21 to press and fix the head portion 21 on the reversing member 3, so that the dividing member 2 is fixed on the reversing member 3.
In some embodiments, in order to realize the sliding arrangement of the reversing element 3 on the mold body, the cold charge segmentation auxiliary structure 10 further includes a positioning seat 4 fixed to the mold body, a first through groove 41 disposed along the first direction and a second through groove 42 disposed along the second direction are disposed on the positioning seat 4, the first through groove 41 is communicated with the second through groove 42, the reversing element 3 is disposed in the second through groove 42, the reversing element 3 is movable in the second direction in the second through groove 42, the telescopic rod 11 of the telescopic cylinder extends into the first through groove 41 to be connected to the guide rail 31, and the telescopic rod 11 of the telescopic cylinder is movable in the first through groove 41 in the first direction. So arranged, when the telescopic rod 11 of the telescopic cylinder extends and contracts in the first direction in the first through groove 41, the telescopic rod 11 of the telescopic cylinder drives the reversing piece 3 to move in the second direction in the second through groove 42.
In some embodiments, in order to eject the cold material B out of the mold body, the mold system further includes a cold material ejection auxiliary member 20 for assisting ejection of the cold material B, the cold material ejection auxiliary member 20 is disposed at the bottom of the cold material B, and after the product a and the cold material B are completely separated, the cold material ejection auxiliary member 20 ejects the cold material B out of the mold body, so as to realize mold ejection of the cold material B.
In summary, the mold provided by the present invention includes a mold main body and a cold material dividing auxiliary structure 10, the mold main body is provided with a mold cavity and an accommodating cavity, the accommodating cavity is disposed corresponding to a region of the mold cavity for final molding and is communicated with the mold cavity, the accommodating cavity is used for accommodating a cold material B and gas discharged from the mold cavity, and the cold material dividing auxiliary structure 10 is used for dividing a product a molded in the mold cavity and accommodating the cold material B molded in the mold cavity. So set up, can discharge remaining last cave cold burden B on the injection molding machine to holding the intracavity to and cut apart fashioned product A in the mould intracavity and hold the fashioned cold burden B of intracavity through the cold burden and cut apart auxiliary structure 10, can avoid product A tip to have cold burden B and weld line, thereby ensure that product A tip has good outward appearance. And, the gas in the die cavity can also be discharged to holding the chamber, can avoid product A tip to remain the bubble to ensure the quality of product A tip. To sum up, the product A quality of production can be improved to the mould system of this scheme of adoption.
The technical means disclosed in the invention scheme are not limited to the technical means disclosed in the above embodiments, but also include the technical scheme formed by any combination of the above technical features. It should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and such improvements and modifications are also considered to be within the scope of the present invention.
Claims (10)
1. A mold system, comprising:
the mould comprises a mould main body, wherein a mould cavity and an accommodating cavity are arranged on the mould main body, the accommodating cavity is arranged corresponding to the area of the mould cavity for final forming and is communicated with the mould cavity, and the accommodating cavity is used for accommodating cold materials (B) and gas exhausted from the mould cavity; and
and the cold material cutting auxiliary structure (10) is used for cutting the product (A) formed in the die cavity and the cold material (B) formed in the containing cavity.
2. The mold system of claim 1, wherein: auxiliary structure (10) are cut apart to cold burden is including driving piece (1) and cut apart piece (2), driving piece (1) is fixed in the mould main part, cut apart piece (2) connect in driving piece (1), cut apart piece (2) and be in cut apart under the drive of driving piece (1) fashioned product in the mould cavity (A) and hold fashioned cold burden in the cavity (B).
3. The mold system of claim 2, wherein: the driving piece (1) is a telescopic cylinder, and a telescopic rod (11) of the telescopic cylinder can be stretched in a first direction to drive the dividing piece (2) to move in a second direction;
wherein the first direction is the same as or different from the second direction.
4. The mold system of claim 3, wherein: the first direction perpendicular to the second direction, cold burden is cut apart auxiliary structure (10) and is still located including sliding the mould main part and can follow switching-over piece (3) of second direction motion, be equipped with guide rail (31) on switching-over piece (3), it locates to cut apart (2) on switching-over piece (3), telescopic link (11) sliding connection of telescoping cylinder in guide rail (31).
5. The mold system according to claim 4, characterized in that the telescopic rod (11) of the telescopic cylinder extends towards the direction-changing member (3) to form two connecting lugs (111), the guide rails (31) are two guide rails (31), and the two connecting lugs (111) are respectively connected to the two guide rails (31).
6. The mold system according to claim 5, wherein both of the connecting lugs (111) are provided with a first connecting hole (112), and the cold burden splitting auxiliary structure (10) further comprises two sliding members (5), and the two sliding members (5) are respectively inserted into the two first connecting holes (112) and extend into the two guide rails (31).
7. The mold system of claim 4, wherein: be equipped with positioning hole on switching-over piece (3), cut apart piece (2) including head (21) and connect in afterbody (22) of head (21), head (21) are located the outer just butt of positioning hole in switching-over piece (3), afterbody (22) wear to locate positioning hole just extends to outside the positioning hole.
8. The mold system of claim 7, wherein: the reversing piece (3) is further provided with a second connecting hole (32), the cold charge segmentation auxiliary structure (10) further comprises a positioning piece (6), the positioning piece (6) is connected to the second connecting hole (32), and the positioning piece (6) abuts against the head portion (21) so as to press and fix the head portion (21) on the reversing piece (3).
9. The mold system of claim 4, wherein: auxiliary structure (10) are cut apart to cold burden is still including being fixed in positioning seat (4) of mould main part, be equipped with on positioning seat (4) and follow first logical groove (41) that the first direction set up and follow second logical groove (42) that the second direction set up, first logical groove (41) with second logical groove (42) communicate each other, switching-over piece (3) are located second logical groove (42), telescopic link (11) of telescoping cylinder stretch into first logical groove (41) in order to connect in guide rail (31).
10. The mold system according to any one of claims 1 to 9, wherein: the mould system further comprises a cold charge ejection aid (20) for assisting ejection of the cold charge (B).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110761279.5A CN113580507A (en) | 2021-07-06 | 2021-07-06 | Mould system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110761279.5A CN113580507A (en) | 2021-07-06 | 2021-07-06 | Mould system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113580507A true CN113580507A (en) | 2021-11-02 |
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ID=78246194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110761279.5A Pending CN113580507A (en) | 2021-07-06 | 2021-07-06 | Mould system |
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| CN (1) | CN113580507A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201604267U (en) * | 2009-12-01 | 2010-10-13 | 东莞市旭通达模具塑胶有限公司 | Injection mold capable of automatically cutting off waste materials |
| CN205009521U (en) * | 2015-09-29 | 2016-02-03 | 现代精密塑胶模具（深圳）有限公司 | Mould structure at automatic cutout mouth of a river in mould |
| CN206825842U (en) * | 2017-05-25 | 2018-01-02 | 孚茂泽自动化科技（苏州）有限公司 | Cutting system in a kind of servo-drive mould |
| CN210758865U (en) * | 2019-06-04 | 2020-06-16 | 无锡市神韵科技发展有限公司 | Quick forming die of electric bicycle's shell covering |
| CN212072777U (en) * | 2020-04-13 | 2020-12-04 | 宁波寅通机械有限公司 | Novel injection mold |
-
2021
- 2021-07-06 CN CN202110761279.5A patent/CN113580507A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201604267U (en) * | 2009-12-01 | 2010-10-13 | 东莞市旭通达模具塑胶有限公司 | Injection mold capable of automatically cutting off waste materials |
| CN205009521U (en) * | 2015-09-29 | 2016-02-03 | 现代精密塑胶模具（深圳）有限公司 | Mould structure at automatic cutout mouth of a river in mould |
| CN206825842U (en) * | 2017-05-25 | 2018-01-02 | 孚茂泽自动化科技（苏州）有限公司 | Cutting system in a kind of servo-drive mould |
| CN210758865U (en) * | 2019-06-04 | 2020-06-16 | 无锡市神韵科技发展有限公司 | Quick forming die of electric bicycle's shell covering |
| CN212072777U (en) * | 2020-04-13 | 2020-12-04 | 宁波寅通机械有限公司 | Novel injection mold |
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Application publication date: 20211102 |