CN113547671A - Die set - Google Patents
Die set Download PDFInfo
- Publication number
- CN113547671A CN113547671A CN202110702333.9A CN202110702333A CN113547671A CN 113547671 A CN113547671 A CN 113547671A CN 202110702333 A CN202110702333 A CN 202110702333A CN 113547671 A CN113547671 A CN 113547671A
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- China
- Prior art keywords
- section
- mold
- cooling water
- water channel
- die
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000498 cooling water Substances 0.000 claims abstract description 40
- 238000007493 shaping process Methods 0.000 claims abstract description 12
- 238000000465 moulding Methods 0.000 claims description 19
- 238000001816 cooling Methods 0.000 claims description 16
- 238000005452 bending Methods 0.000 claims description 13
- 238000004891 communication Methods 0.000 claims description 12
- 239000000411 inducer Substances 0.000 claims description 4
- 238000001746 injection moulding Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000004080 punching Methods 0.000 abstract description 6
- 238000005516 engineering process Methods 0.000 abstract description 5
- 238000010146 3D printing Methods 0.000 abstract description 4
- 238000007639 printing Methods 0.000 abstract description 2
- 239000000243 solution Substances 0.000 description 6
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 239000000110 cooling liquid Substances 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000005242 forging Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 241001331845 Equus asinus x caballus Species 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000071 blow moulding Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/38—Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
- B29C33/3842—Manufacturing moulds, e.g. shaping the mould surface by machining
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The embodiment of the invention provides a mold, which comprises: the mould body, the mould body has the shaping chamber, the mould body be located its outer wall with have the cooling water course on the chamber wall between the shaping chamber, wherein, mould body and shaping chamber, cooling water course on it are for printing the shaping through 3D. Compared with the prior art, through the cooling water channel processed by the technologies such as rotary punching and the like, the 3D printing formed die body and the forming cavity and the cooling water channel thereon can ensure that the wall of the die body near the forming cavity and the cooling water channel can keep stable thickness and the problem of stress concentration is avoided, so that the problems that in the process of processing and manufacturing in the prior art, the finished product of injection molding in the die needs to be cooled are effectively solved, and the existing cooling water channel processing is usually formed through perforation after the die is formed, so that the die is easily punched and damaged are solved.
Description
Technical Field
The invention relates to the technical field of die processing, in particular to a die.
Background
Moulds (Mule) are used for obtaining various moulds and tools of required products by injection moulding, blow moulding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. Briefly, a mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. The processing of the appearance of an article is realized mainly by changing the physical state of a formed material.
The blank is formed into a tool with a specific shape and size under the action of external force. The method is widely applied to blanking, die forging, cold heading, extrusion, powder metallurgy part pressing, pressure casting and the forming processing of compression molding or injection molding of engineering plastics, rubber, ceramics and other products. The die has a specific contour or cavity shape, and the blank can be separated (blanked) according to the contour shape by applying the contour shape with the cutting edge. The blank can obtain a corresponding three-dimensional shape by using the shape of the inner cavity.
In the process of manufacturing, the injection molded finished product in the mold needs to be cooled, and the existing cooling water channel processing is usually performed through the through hole after the mold is molded, so that the mold is easily punched and damaged.
Disclosure of Invention
In order to solve the above problems, an object of the present invention is to provide a mold tool, which is used to solve the technical problem in the prior art that the injection molded product in the mold needs to be cooled during the manufacturing process, and the existing cooling water channel process is usually formed by punching after the mold is formed, so that the mold is easily punched through, resulting in damage.
In order to solve the technical problem, the embodiment of the invention adopts the following technical scheme:
an embodiment of the present invention provides a mold, including:
the mould comprises a mould body, wherein the mould body is provided with a forming cavity, a cooling water channel is arranged on the cavity wall of the mould body between the outer wall of the mould body and the forming cavity,
wherein, mould body and the last shaping chamber of it, cooling water course are printed the shaping through 3D.
Further, the mold body includes:
a first section having the first molding cavity thereon;
and the second section is provided with a second molding cavity, the second section is connected with the first section, the first molding cavity is communicated with the second molding cavity, and the cooling water channel is arranged on the second section.
Further, the outer diameter of the first section is larger than the outer diameter of the second section.
Further, the inner diameter of the first section is larger than the inner diameter of the second section.
Further, the second segment includes:
a first section, a first end of the first section being connected to a bottom of the first section;
a second section, a first end of the second section being in communication with a first end of the second section;
the outer diameters of the first section and the second section are the same, and the inner diameter of the first section is smaller than that of the second section.
Further, the cooling water channel includes:
an inducer located on the first segment;
the cooling section is positioned on the second section, and a first end of the cooling section is communicated with the inlet section;
an outlet section located on the second section, the outlet section in communication with the second end of the cooling section.
Further, the cooling section includes:
a first vertical section vertically positioned within the second section, a first end of the first vertical section being in communication with the inlet section;
the bending section is positioned at the bottom of the second section, the multiple sections are bent up and down and surround the bottom of the second section, and the first end of the bending section is communicated with the second end of the first vertical section;
and the second vertical section is vertically positioned in the second section, the first end of the second vertical section is communicated with the outlet end, and the second end of the second vertical section is communicated with the second end of the bending section.
Further, an external thread is arranged on the outer side of the bottom of the second section.
Compared with the prior art, the embodiment of the invention has the beneficial effects that:
the embodiment of the invention provides a mold, which comprises: the mould body, the mould body has the shaping chamber, the mould body be located its outer wall with have the cooling water course on the chamber wall between the shaping chamber, wherein, mould body and last shaping chamber, cooling water course are for printing the shaping through 3D. Compared with the prior art, through the cooling water channel processed by the technologies such as hole-rotating punching, the 3D printing formed die body and the forming cavity and the cooling water channel on the die body can keep the thickness of the die body stable and the problem of stress concentration is avoided, so that the problems that in the process of processing and manufacturing, the finished product of injection molding in the die needs to be cooled, and the existing cooling water channel processing is usually formed through perforation after the die is formed, so that the die is easily punched and damaged are effectively solved.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, it is obvious that the drawings in the following description are only embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a mold according to an embodiment of the present invention;
FIG. 2 is a top view of a mold provided in accordance with an embodiment of the present invention;
fig. 3 is a sectional view H-H in fig. 2.
Wherein:
100. a mold body; 110. a first stage; 111. a first molding cavity; 120. a second stage; 121. A first segment; 122. a second section; 200. a cooling water channel; (ii) a 201. An inlet section; 202. A first vertical segment; 203. bending and segmenting; 204. a second vertical segment; 205. an outlet section.
Detailed Description
The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it should be understood that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In the description of the embodiments of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only used for convenience in describing the embodiments of the present application and for simplification of description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be configured in a specific orientation, and operate, and thus, should not be construed as limiting the embodiments of the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the embodiments of the present application, it should be noted that the terms "mounted," "connected," and "connected" are used broadly and are defined as, for example, a fixed connection, an exchangeable connection, an integrated connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection through an intermediate medium, and a communication between two elements, unless otherwise explicitly stated or limited. Specific meanings of the above terms in the embodiments of the present application can be understood in specific cases by those of ordinary skill in the art.
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
As shown in fig. 1 to 3, the present embodiment provides a mold comprising:
the die comprises a die body 100, the die body 100 is provided with a forming cavity, a cooling water channel 200 is arranged on the cavity wall of the die body 100 between the outer wall of the die body and the forming cavity,
the mold body 100, the molding cavity thereon, and the cooling water channel 200 are formed by 3D printing.
Wherein the 3D printed material is die steel.
The molding cavity is a cavity which is subjected to injection molding after being matched with the upper die;
the cooling water channel 200 is used for cooling when performing injection molding, and a cooling liquid, generally cooling water, is introduced into the cooling water channel 200 to rapidly cool an injection molded product, so as to improve the production efficiency of the product, and meanwhile, since the cooling water channel 200 is disposed in the mold body 100, the thickness between the cooling water channel 200 and the outer wall of the mold body 100 is small, basically between 2 mm and 3mm, if the cooling water channel 200 is processed by a rotary punching technology and other technologies, the outer wall of the mold is very easy to be punched through, or stress concentration is caused, and in the process of injection molding, the mold body 100 is easily cracked and other problems are caused.
Compared with the cooling water channel 200 processed by the technologies such as hole-turning punching in the prior art, the mold of the embodiment can keep the stable thickness of the wall of the mold body 100 near the molding cavity and the cooling water channel 200 and has no problem of stress concentration by the 3D printing molded mold body 100 and the molding cavity and the cooling water channel 200 thereon, thereby effectively solving the technical problems that in the process of processing and manufacturing in the prior art, the injection molded finished product in the mold needs to be cooled, and the mold is easily punched and damaged due to the fact that the existing cooling water channel 200 is usually formed by punching after the mold is molded.
In some embodiments of the present application, the die body 100 comprises:
a first segment 110, said first segment 110 having said first molding cavity 111 thereon;
a second section 120, wherein the second section 120 has a second molding cavity, the second section 120 is connected to the first section 110, the first molding cavity 111 is communicated with the second molding cavity, and the cooling water channel 200 is disposed on the second section 120.
The first section 110 of the molding cavity is convenient for mold closing, the cooling water channel 200 is arranged on the second section 120, a product is molded in the second molding cavity, and meanwhile, the product is cooled through the cooling water channel 200, so that mold closing can be accurately and rapidly performed.
Specifically, the outer diameter of the first section 110 is greater than the outer diameter of the second section 120. The inner diameter of the first section 110 is greater than the inner diameter of the second section 120. Therefore, when the cooling water channel 200 and the upper die are assembled, the cooling water channel 200 and other cooling channels can be communicated with each other, so that the cooling liquid can enter and exit, and the cooling effect can be achieved.
A first section 121, a first end of the first section 121 being connected to a bottom of the first section 110;
a second section 122, a first end of the second section 122 being in communication with a first end of the second section 122;
the first segment 121 and the second segment 122 have the same outer diameter, and the inner diameter of the first segment 121 is smaller than that of the second segment 122.
Specifically, the cooling water channel 200 includes:
an inducer 201, said inducer 201 being located on said first section 121;
a cooling section located on the second section 122, a first end of the cooling section communicating with the inlet section 201;
an outlet section 205, said outlet section 205 being located on said second section 122, said outlet section 205 being in communication with a second end of said cooling section.
The wall thickness of the first section 121 is greater than that of the second section 122, so that the inlet section 201 and the outlet section 205 can be arranged on the first section 121, wherein the inlet section 201 and the outlet section 205 are more stable and convenient for water inlet, the opening diameter of the inlet section 201 and the outlet section 205 is greater than that of the cooling section of the pipe, and the inlet section 201 and the outlet section 205 can be arranged in a funnel shape.
Wherein first vertical section 202, said first vertical section 202 being vertically located within said second section 122, a first end of said first vertical section 202 being in communication with said inlet section;
the bending section 203 is positioned at the bottom of the second section 122, and a plurality of sections of bending sections are bent up and down and surround the bottom of the second section 122, and the first end of the bending section 203 is communicated with the second end of the first vertical section 202;
a second vertical section 204, said second vertical section 204 being vertically positioned within said second section 122, a first end of said second vertical section 204 being in communication with said outlet end, and a second end of said second vertical section 204 being in communication with a second end of said bend section 203.
The first vertical section 202 can convey water to the bending section 203, the first vertical section 202 can play a certain cooling role, and the bending section 203 can glow the bottom of the second section 122 through multiple bending thereof, so that the injection molding mold is effectively cooled.
Further, an external thread is provided on the outside of the bottom of the second section 122. The external thread is conveniently connected with other driving devices, so that mold closing is better realized.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (8)
1. A mold, characterized in that the mold comprises:
the mould comprises a mould body, wherein the mould body is provided with a forming cavity, a cooling water channel is arranged on the cavity wall of the mould body between the outer wall of the mould body and the forming cavity,
wherein, mould body and the last shaping chamber of it, cooling water course are printed the shaping through 3D.
2. The mold of claim 1, wherein the mold body comprises:
a first section having the first molding cavity thereon;
and the second section is provided with a second molding cavity, the second section is connected with the first section, the first molding cavity is communicated with the second molding cavity, and the cooling water channel is arranged on the second section.
3. The mold of claim 2, wherein the first section has an outer diameter greater than an outer diameter of the second section.
4. The mold of claim 3, wherein the inner diameter of the first section is greater than the inner diameter of the second section.
5. The mold of claim 4, wherein the second section comprises:
a first section, a first end of the first section being connected to a bottom of the first section;
a second section, a first end of the second section being in communication with a first end of the second section;
the outer diameters of the first section and the second section are the same, and the inner diameter of the first section is smaller than that of the second section.
6. The mold of claim 5, wherein the cooling water channel comprises:
an inducer located on the first segment;
the cooling section is positioned on the second section, and a first end of the cooling section is communicated with the inlet section;
an outlet section on the second section, the outlet section in communication with the second end of the cooling section.
7. The mold of claim 6, wherein the cooling section comprises:
a first vertical section vertically positioned within the second section, a first end of the first vertical section being in communication with the inlet section;
the bending section is positioned at the bottom of the second section, the multiple sections are bent up and down and surround the bottom of the second section, and the first end of the bending section is communicated with the second end of the first vertical section;
and the second vertical section is vertically positioned in the second section, the first end of the second vertical section is communicated with the outlet end, and the second end of the second vertical section is communicated with the second end of the bending section.
8. The mold of claim 7, wherein the bottom of the second section is externally threaded on an exterior side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110702333.9A CN113547671A (en) | 2021-06-23 | 2021-06-23 | Die set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110702333.9A CN113547671A (en) | 2021-06-23 | 2021-06-23 | Die set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113547671A true CN113547671A (en) | 2021-10-26 |
Family
ID=78102312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110702333.9A Pending CN113547671A (en) | 2021-06-23 | 2021-06-23 | Die set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113547671A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030064128A1 (en) * | 2001-09-07 | 2003-04-03 | Byrnes Dennis S. | Mold with contoured cooling channels |
| CN204894442U (en) * | 2015-07-09 | 2015-12-23 | 震宇（芜湖）实业有限公司 | Mold processing of longer injection molding |
| US20160193769A1 (en) * | 2013-08-16 | 2016-07-07 | Mold-Masters (2007) Limited | Cavity Assembly for a Preform Molding System |
| CN108407222A (en) * | 2018-05-09 | 2018-08-17 | 苏州华纳精密模具有限公司 | A kind of water route containing conformal cooling mold cores mold insert |
| CN207874778U (en) * | 2017-10-11 | 2018-09-18 | 珠海格力电器股份有限公司 | A kind of mold with cooling water channel |
| CN209191200U (en) * | 2018-12-03 | 2019-08-02 | 厦门华易迅科技有限公司 | Metal 3D printing plastic cup mould core with special-shaped water route |
| CN111941749A (en) * | 2020-08-05 | 2020-11-17 | 江苏沂人智能制造科技有限公司 | Novel 3D printing conformal cooling water path mold and machining method |
| CN112339197A (en) * | 2019-08-08 | 2021-02-09 | 广州晶品智能压塑科技股份有限公司 | Mould pressing system lid machine and system lid mould thereof |
| CN112339234A (en) * | 2020-10-30 | 2021-02-09 | 何翠珊 | Injection mold cooling system convenient for demolding |
| CN112720946A (en) * | 2020-12-23 | 2021-04-30 | 扬州工业职业技术学院 | 3D printing mold assembly |
-
2021
- 2021-06-23 CN CN202110702333.9A patent/CN113547671A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030064128A1 (en) * | 2001-09-07 | 2003-04-03 | Byrnes Dennis S. | Mold with contoured cooling channels |
| US20160193769A1 (en) * | 2013-08-16 | 2016-07-07 | Mold-Masters (2007) Limited | Cavity Assembly for a Preform Molding System |
| CN204894442U (en) * | 2015-07-09 | 2015-12-23 | 震宇（芜湖）实业有限公司 | Mold processing of longer injection molding |
| CN207874778U (en) * | 2017-10-11 | 2018-09-18 | 珠海格力电器股份有限公司 | A kind of mold with cooling water channel |
| CN108407222A (en) * | 2018-05-09 | 2018-08-17 | 苏州华纳精密模具有限公司 | A kind of water route containing conformal cooling mold cores mold insert |
| CN209191200U (en) * | 2018-12-03 | 2019-08-02 | 厦门华易迅科技有限公司 | Metal 3D printing plastic cup mould core with special-shaped water route |
| CN112339197A (en) * | 2019-08-08 | 2021-02-09 | 广州晶品智能压塑科技股份有限公司 | Mould pressing system lid machine and system lid mould thereof |
| CN111941749A (en) * | 2020-08-05 | 2020-11-17 | 江苏沂人智能制造科技有限公司 | Novel 3D printing conformal cooling water path mold and machining method |
| CN112339234A (en) * | 2020-10-30 | 2021-02-09 | 何翠珊 | Injection mold cooling system convenient for demolding |
| CN112720946A (en) * | 2020-12-23 | 2021-04-30 | 扬州工业职业技术学院 | 3D printing mold assembly |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20211026 |
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| RJ01 | Rejection of invention patent application after publication |